/* ═══════════════════════════════════════════════════════════════════
   ICCBI Alumni — Design System v3
   Modern, premium, LinkedIn/Notion-inspired.
   Fixed: fw-600 bug, undefined --secondary, btn-wide, warning color.
   Added: split-screen auth, gradient buttons, card hierarchy,
          scroll fades, mobile improvements, micro-interactions.
   ═══════════════════════════════════════════════════════════════════ */

/* ── 1. DESIGN TOKENS ─────────────────────────────────────────────── */
:root {
    /* Brand colours */
    --primary:         #003087;
    --primary-hover:   #00256b;
    --primary-light:   #e8eef8;
    --primary-mid:     #1e4db7;
    --accent:          #c4972f;
    --accent-hover:    #a97d24;
    --accent-light:    rgba(196,151,47,0.12);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #003087 0%, #1e4db7 100%);
    --gradient-brand:   linear-gradient(145deg, #001540 0%, #003087 55%, #1e4db7 100%);
    --gradient-accent:  linear-gradient(135deg, #c4972f 0%, #e8b84b 100%);

    /* Neutral palette */
    --bg-page:         #f0f2f5;
    --surface:         #ffffff;
    --surface-2:       #f7f8fa;
    --surface-3:       #eef0f4;
    --border:          #e0e0e0;
    --border-light:    #eaecef;

    /* Text */
    --text-dark:       #1c1e21;
    --text-body:       #3d3d3d;
    --text-secondary:  #65676b;
    --text-muted:      #9a9ea5;
    --text-white:      #ffffff;

    /* Feedback — fixed warning */
    --success:         #1a7f4b;
    --success-bg:      #e6f4ed;
    --danger:          #d32f2f;
    --danger-bg:       #fdecea;
    --warning:         #d97706;   /* amber — was orange-red #e65100 */
    --warning-bg:      #fef3c7;
    --info:            #0277bd;
    --info-bg:         #e1f0fb;

    /* Spacing (8-px grid) */
    --sp-1:  4px;
    --sp-2:  8px;
    --sp-3:  12px;
    --sp-4:  16px;
    --sp-5:  20px;
    --sp-6:  24px;
    --sp-8:  32px;
    --sp-10: 40px;
    --sp-12: 48px;

    /* Typography — base 14px (0.875rem) */
    --text-xs:   0.6875rem;   /* 11px */
    --text-sm:   0.75rem;     /* 12px */
    --text-base: 0.875rem;    /* 14px  ← bumped from 0.90rem */
    --text-md:   0.9375rem;   /* 15px */
    --text-lg:   1rem;        /* 16px */
    --text-xl:   1.125rem;    /* 18px */
    --text-2xl:  1.375rem;    /* 22px */
    --text-3xl:  1.75rem;     /* 28px */

    /* Shadows — layered depth */
    --shadow-xs:  0 1px 2px rgba(0,0,0,0.05);
    --shadow-sm:  0 1px 4px rgba(0,0,0,0.07), 0 0 1px rgba(0,0,0,0.04);
    --shadow:     0 2px 8px rgba(0,0,0,0.09), 0 0 1px rgba(0,0,0,0.04);
    --shadow-md:  0 4px 16px rgba(0,0,0,0.11), 0 0 1px rgba(0,0,0,0.04);
    --shadow-lg:  0 8px 32px rgba(0,0,0,0.14), 0 0 1px rgba(0,0,0,0.04);
    --shadow-xl:  0 16px 48px rgba(0,0,0,0.18);
    --shadow-btn: 0 2px 8px rgba(0,48,135,0.28);
    --shadow-btn-hover: 0 4px 16px rgba(0,48,135,0.38);

    /* Radii */
    --radius-xs:   4px;
    --radius-sm:   6px;
    --radius:      10px;
    --radius-lg:   16px;
    --radius-xl:   24px;
    --radius-full: 9999px;

    /* Transitions */
    --ease:      all 0.18s cubic-bezier(0.4,0,0.2,1);
    --ease-slow: all 0.32s cubic-bezier(0.4,0,0.2,1);
    --ease-bounce: all 0.4s cubic-bezier(0.34,1.56,0.64,1);

    /* Layout */
    --topbar-h:      60px;
    --sidebar-w:     240px;
    --sidebar-w-sm:  64px;
    --content-max:   680px;
    --widget-w:      300px;
}

/* ── 2. RESET & BASE ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: var(--text-base);
    color: var(--text-body);
    background: var(--bg-page);
    line-height: 1.6;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; font-size: inherit; }

/* ── 3. ANIMATIONS ────────────────────────────────────────────────── */
@keyframes fadeIn     { from { opacity:0; transform:translateY(8px);  } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInUp   { from { opacity:0; transform:translateY(24px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeInDown { from { opacity:0; transform:translateY(-12px);} to { opacity:1; transform:translateY(0); } }
@keyframes scaleIn    { from { opacity:0; transform:scale(0.92);      } to { opacity:1; transform:scale(1);    } }
@keyframes slideRight { from { opacity:0; transform:translateX(-12px);} to { opacity:1; transform:translateX(0);} }
@keyframes slideLeft  { from { opacity:0; transform:translateX(12px); } to { opacity:1; transform:translateX(0);} }
@keyframes shimmer    { 0% { background-position:-600px 0; } 100% { background-position:600px 0; } }
@keyframes bounce     { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-8px); } }
@keyframes pulse      { 0%,100% { opacity:1; } 50% { opacity:0.45; } }
@keyframes spin       { to { transform:rotate(360deg); } }
@keyframes ripple     { to { transform:scale(2.5); opacity:0; } }
@keyframes float      { 0%,100% { transform:translateY(0); } 50% { transform:translateY(-6px); } }

/* ── 4. TOPBAR ────────────────────────────────────────────────────── */
@keyframes bellShake {
    0%,100% { transform: rotate(0); }
    15%     { transform: rotate(14deg); }
    30%     { transform: rotate(-11deg); }
    45%     { transform: rotate(7deg); }
    60%     { transform: rotate(-4deg); }
    75%     { transform: rotate(2deg); }
}
@keyframes badgePop {
    0%   { transform: scale(0); }
    70%  { transform: scale(1.2); }
    100% { transform: scale(1); }
}
@keyframes pulse-ring {
    0%   { transform: scale(1); opacity: 0.8; }
    100% { transform: scale(2.2); opacity: 0; }
}
/* ── TOPBAR — dark gradient, GradNet brand ──────────────────────── */
.topbar {
    position: fixed;
    top:0; left:0; right:0;
    height: var(--topbar-h);
    background: linear-gradient(90deg, #001540 0%, #003087 55%, #1e4db7 100%);
    border-bottom: none;
    box-shadow: 0 2px 16px rgba(0,21,64,0.45), 0 1px 0 rgba(255,255,255,0.06);
    z-index: 900;
    display: flex;
    align-items: center;
}
/* Gold shimmer stripe at bottom */
.topbar::after {
    content: '';
    position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
    background: linear-gradient(90deg, transparent 0%, var(--accent) 40%, #e8b84b 60%, transparent 100%);
    opacity: 0.7;
    pointer-events: none;
}
.topbar-inner {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--sp-4);
    display: grid;
    grid-template-columns: var(--sidebar-w) 1fr auto;
    align-items: center;
    gap: var(--sp-4);
}
/* Brand */
.topbar-brand {
    display: flex; align-items: center; gap: 10px;
    text-decoration: none; flex-shrink: 0;
}
.topbar-brand-icon {
    width: 34px; height: 34px;
    background: rgba(255,255,255,0.15);
    border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1rem; color: var(--accent);
    backdrop-filter: blur(4px);
    transition: var(--ease);
}
.topbar-brand:hover .topbar-brand-icon { background: rgba(255,255,255,0.22); transform: scale(1.06); }
.topbar-brand-img {
    width: 36px; height: 36px;
    border-radius: 8px; object-fit: contain;
    background: rgba(255,255,255,0.1);
    transition: var(--ease);
}
.topbar-brand:hover .topbar-brand-img { transform: scale(1.06); }
.topbar-brand-name {
    font-size: 1.1rem;
    font-weight: 800;
    color: #ffffff;
    letter-spacing: -0.02em;
    white-space: nowrap;
}
.topbar-brand-name span { color: var(--accent); }

/* Search */
.topbar-search { position: relative; max-width: 420px; width: 100%; justify-self: center; }
.topbar-search input {
    width: 100%;
    background: rgba(255,255,255,0.12);
    border: 1.5px solid rgba(255,255,255,0.2);
    border-radius: var(--radius-full);
    padding: 8px 16px 8px 38px;
    font-size: var(--text-sm);
    color: #ffffff;
    transition: var(--ease);
    backdrop-filter: blur(4px);
}
.topbar-search input:focus {
    outline: none;
    border-color: var(--accent);
    background: rgba(255,255,255,0.18);
    box-shadow: 0 0 0 3px rgba(196,151,47,0.25);
}
.topbar-search input::placeholder { color: rgba(255,255,255,0.5); }
.topbar-search-icon {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    color: rgba(255,255,255,0.5); font-size: 0.8rem; pointer-events: none; transition: var(--ease);
}
.topbar-search input:focus ~ .topbar-search-icon { color: var(--accent); }

/* Topbar action buttons */
.topbar-actions { display: flex; align-items: center; gap: 4px; }
.topbar-btn {
    width: 40px; height: 40px;
    border-radius: var(--radius-full);
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.8);
    background: transparent; border: none;
    position: relative; transition: var(--ease);
    text-decoration: none; font-size: 1.05rem;
}
.topbar-btn:hover { background: rgba(255,255,255,0.15); color: #fff; transform: scale(1.08); }
.topbar-btn.active { color: var(--accent); background: rgba(196,151,47,0.18); }
.topbar-btn.has-notif i { animation: bellShake 0.7s ease; }
/* Pulsing ring behind notification bell */
.topbar-btn.has-notif::before {
    content: '';
    position: absolute; inset: 6px;
    border-radius: 50%;
    background: var(--danger);
    opacity: 0;
    animation: pulse-ring 1.8s ease-out infinite;
}

/* Topbar notification badge */
.topbar-badge {
    position: absolute; top: 4px; right: 4px;
    min-width: 16px; height: 16px;
    background: var(--danger); color: #fff;
    font-size: 0.5rem; font-weight: 700;
    border-radius: var(--radius-full);
    display: none; align-items: center; justify-content: center;
    padding: 0 3px; border: 2px solid #003087;
}
.topbar-badge.visible { display: flex; }

/* User avatar + name chip */
.topbar-user { position: relative; margin-left: var(--sp-2); }
.topbar-user-btn {
    display: flex; align-items: center; gap: var(--sp-2);
    padding: 5px 10px 5px 5px;
    border-radius: var(--radius-full); border: none;
    background: rgba(255,255,255,0.12);
    cursor: pointer; transition: var(--ease);
    border: 1.5px solid rgba(255,255,255,0.2);
}
.topbar-user-btn:hover { background: rgba(255,255,255,0.2); border-color: rgba(255,255,255,0.35); }
.topbar-user-btn img {
    width: 30px; height: 30px;
    border-radius: var(--radius-full); object-fit: cover;
    border: 2px solid rgba(255,255,255,0.4); transition: var(--ease);
}
.topbar-user-btn:hover img { border-color: var(--accent); }
.topbar-user-name {
    font-size: var(--text-xs); font-weight: 600; color: #fff;
    max-width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.topbar-user-btn .chevron { font-size: 0.55rem; color: rgba(255,255,255,0.6); transition: var(--ease); }
.topbar-user-btn[aria-expanded="true"] .chevron { transform: rotate(180deg); }

/* Dropdown */
.topbar-dropdown {
    position: absolute; top: calc(100% + 10px); right: 0;
    background: var(--surface);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    min-width: 220px; padding: var(--sp-2) 0;
    z-index: 910; display: none;
    animation: scaleIn 0.15s ease; transform-origin: top right;
}
.topbar-dropdown.open { display: block; }
.topbar-dropdown-header {
    padding: var(--sp-3) var(--sp-4);
    border-bottom: 1px solid var(--border-light); margin-bottom: var(--sp-1);
    background: linear-gradient(135deg, var(--primary-light) 0%, #f0f4ff 100%);
    border-radius: var(--radius) var(--radius) 0 0;
}
.topbar-dropdown-header .name  { font-size: var(--text-sm); font-weight: 700; color: var(--primary); }
.topbar-dropdown-header .email { font-size: var(--text-xs); color: var(--text-muted); margin-top: 1px; }
.topbar-dropdown a, .topbar-dropdown button {
    display: flex; align-items: center; gap: var(--sp-3);
    padding: 9px var(--sp-4);
    font-size: var(--text-sm); color: var(--text-body);
    background: none; border: none; width: 100%; text-align: left;
    transition: var(--ease); text-decoration: none; cursor: pointer;
}
.topbar-dropdown a:hover, .topbar-dropdown button:hover { background: var(--surface-2); color: var(--primary); }
.topbar-dropdown a i, .topbar-dropdown button i { width: 16px; text-align: center; color: var(--text-secondary); }
.topbar-dropdown .divider { height: 1px; background: var(--border-light); margin: var(--sp-1) 0; }

/* ── 5. PAGE LAYOUT ───────────────────────────────────────────────── */
.page-layout {
    display: grid;
    grid-template-columns: var(--sidebar-w) minmax(0, 1fr) var(--widget-w);
    grid-template-areas: "sidebar main widgets";
    gap: var(--sp-5);
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--sp-5);
    padding-top: calc(var(--topbar-h) + var(--sp-5));
    align-items: start;
}
.page-sidebar  { grid-area: sidebar; }
.page-main     { grid-area: main; min-width: 0; }
.page-widgets  { grid-area: widgets; }
.page-layout.no-widgets {
    grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
    grid-template-areas: "sidebar main";
}

/* ── 6. LEFT SIDEBAR ─────────────────────────────────────────────── */
.left-sidebar {
    position: sticky;
    top: calc(var(--topbar-h) + var(--sp-5));
    display: flex; flex-direction: column; gap: var(--sp-3);
}

/* Mini profile card
 * Avatar uses margin-top trick (NOT position:absolute) to overlap the banner.
 * absolute-positioning caused the avatar to escape to the viewport because
 * the avatar's sibling (not its ancestor) had position:relative.
 */
.sidebar-profile-card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-xs);
    overflow: hidden;          /* keeps rounded corner clip */
    text-decoration: none;
    color: inherit; display: block; transition: var(--ease);
}
.sidebar-profile-card:hover { box-shadow: var(--shadow-sm); }
.sidebar-profile-banner {
    height: 54px;
    background: var(--gradient-primary);
    /* NO position:relative — we no longer use it as a containing block */
}
/* Wrapper that overlaps 20px into the banner */
.sidebar-profile-content {
    display: flex;
    align-items: flex-end;
    gap: var(--sp-3);
    padding: 0 var(--sp-4) var(--sp-2);
    margin-top: -20px;          /* pull up into banner — still within card bounds */
}
/* Avatar: NOT position:absolute; just a flex child with z-index for layering */
.sidebar-profile-avatar {
    width: 52px; height: 52px;
    border-radius: var(--radius-full);
    border: 3px solid var(--surface);
    object-fit: cover;
    background: var(--surface-2);
    box-shadow: 0 0 0 2px var(--surface), var(--shadow-sm);
    flex-shrink: 0;
    position: relative; z-index: 1;  /* render above banner strip */
    transition: var(--ease);
}
.sidebar-profile-card:hover .sidebar-profile-avatar { transform: scale(1.05); }
.sidebar-profile-info {
    flex: 1; min-width: 0;
    padding-top: var(--sp-6);   /* push text below avatar top */
}
.sidebar-profile-info .name {
    font-size: var(--text-sm); font-weight: 700; color: var(--text-dark);
    margin-bottom: 1px; letter-spacing: -0.01em;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-profile-info .meta {
    font-size: var(--text-xs); color: var(--text-muted);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.sidebar-profile-stats {
    border-top: 1px solid var(--border-light);
    padding: var(--sp-3) var(--sp-4);
    display: flex; justify-content: space-around;
}
.sidebar-stat .label { font-size: var(--text-xs); color: var(--text-muted); }
.sidebar-stat .value { font-size: var(--text-sm); font-weight: 700; color: var(--primary); }

/* Sidebar nav */
.sidebar-nav {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-xs);
    padding: var(--sp-2) 0; overflow: hidden;
}
.sidebar-link {
    display: flex; align-items: center; gap: var(--sp-3);
    padding: 10px var(--sp-4);
    font-size: var(--text-sm); font-weight: 500;
    color: var(--text-body); text-decoration: none;
    transition: var(--ease); position: relative;
}
.sidebar-link i {
    width: 20px; text-align: center; font-size: 0.9rem;
    color: var(--text-secondary); transition: var(--ease); flex-shrink: 0;
}
.sidebar-link:hover { background: var(--surface-2); color: var(--primary); }
.sidebar-link:hover i { color: var(--primary); transform: scale(1.1); }
.sidebar-link.active { color: var(--primary); font-weight: 600; background: var(--primary-light); }
.sidebar-link.active i { color: var(--primary); }
.sidebar-link.active::before {
    content: ''; position: absolute; left: 0; top: 4px; bottom: 4px;
    width: 4px; background: var(--primary); border-radius: 0 4px 4px 0;
}
.sidebar-badge {
    margin-left: auto; min-width: 18px; height: 18px;
    background: var(--danger); color: #fff; font-size: 0.55rem; font-weight: 800;
    border-radius: var(--radius-full);
    display: none; /* hidden when empty — JS adds .visible */
    align-items: center; justify-content: center; padding: 0 4px;
    animation: badgePop 0.25s ease;
}
.sidebar-badge.visible { display: flex; }
.sidebar-section-label {
    padding: var(--sp-3) var(--sp-4) var(--sp-1);
    font-size: 10px; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.1em;
    user-select: none;
}
.sidebar-divider { height: 1px; background: var(--border-light); margin: var(--sp-1) 0; }

/* ── 7. MAIN CONTENT ─────────────────────────────────────────────── */
.page-main > * + * { margin-top: var(--sp-4); }
.page-main { animation: fadeIn 0.25s ease; }

/* ── 8. RIGHT SIDEBAR ────────────────────────────────────────────── */
.right-sidebar {
    position: sticky;
    top: calc(var(--topbar-h) + var(--sp-5));
    display: flex; flex-direction: column; gap: var(--sp-3);
}

/* ── 9. CARD COMPONENT ───────────────────────────────────────────── */
.card {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-xs);
    overflow: hidden;
}
.card-body   { padding: var(--sp-4); }
.card-header {
    padding: var(--sp-3) var(--sp-4);
    border-bottom: 1px solid var(--border-light);
    display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3);
}
.card-footer {
    padding: var(--sp-3) var(--sp-4);
    border-top: 1px solid var(--border-light);
    background: var(--surface-2);
}
/* Card variants */
.card-elevated { box-shadow: var(--shadow-md); border-color: transparent; }
.card-flat     { box-shadow: none; border-color: var(--border); }
.card-hover    { transition: var(--ease-slow); }
.card-hover:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.card-interactive { transition: var(--ease); cursor: pointer; }
.card-interactive:hover { box-shadow: var(--shadow); border-color: var(--primary-light); }

/* ── 10. BUTTONS ─────────────────────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: var(--sp-2); padding: 8px 18px;
    font-size: var(--text-sm); font-weight: 600;
    border-radius: var(--radius-full);
    border: 1.5px solid transparent;
    cursor: pointer; transition: var(--ease);
    text-decoration: none; white-space: nowrap;
    line-height: 1; position: relative; overflow: hidden;
    -webkit-user-select: none; user-select: none;
    letter-spacing: 0.005em;
}
.btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.btn:active { transform: scale(0.97); }

.btn-sm  { padding: 5px 14px; font-size: var(--text-xs); }
.btn-lg  { padding: 11px 26px; font-size: var(--text-md); }
.btn-wide { width: 100%; display: flex; justify-content: center; }
.btn-sq  { padding: 8px; border-radius: var(--radius); }

/* Primary — gradient for premium feel */
.btn-primary {
    background: var(--gradient-primary);
    color: #fff; border-color: transparent;
    box-shadow: var(--shadow-btn);
}
.btn-primary:hover {
    background: linear-gradient(135deg, #00256b 0%, #1a46b0 100%);
    box-shadow: var(--shadow-btn-hover);
    transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0) scale(0.97); }

/* Accent (gold) */
.btn-accent {
    background: var(--gradient-accent); color: #fff;
    border-color: transparent; box-shadow: 0 2px 8px rgba(196,151,47,0.3);
}
.btn-accent:hover {
    background: linear-gradient(135deg, #a97d24 0%, #d4a840 100%);
    transform: translateY(-1px);
}

/* Outline */
.btn-outline {
    background: transparent; color: var(--primary); border-color: var(--primary);
}
.btn-outline:hover { background: var(--primary-light); }

/* Ghost */
.btn-ghost {
    background: transparent; color: var(--text-secondary); border-color: transparent;
}
.btn-ghost:hover { background: var(--surface-2); color: var(--text-dark); }

/* Surface */
.btn-surface {
    background: var(--surface-2); color: var(--text-dark); border-color: var(--border);
}
.btn-surface:hover { background: var(--surface-3); }

/* Danger */
.btn-danger { background: var(--danger); color: #fff; border-color: var(--danger); }
.btn-danger:hover { background: #b71c1c; transform: translateY(-1px); }

.btn:disabled, .btn[disabled] { opacity: 0.5; cursor: not-allowed; transform: none !important; box-shadow: none !important; }

/* ── 11. AVATAR ──────────────────────────────────────────────────── */
.avatar {
    border-radius: var(--radius-full); object-fit: cover;
    flex-shrink: 0; background: var(--surface-2); display: block;
}
.avatar-xs  { width: 24px;  height: 24px;  }
.avatar-sm  { width: 32px;  height: 32px;  }
.avatar-md  { width: 40px;  height: 40px;  }
.avatar-lg  { width: 48px;  height: 48px;  }
.avatar-xl  { width: 64px;  height: 64px;  }
.avatar-2xl { width: 88px;  height: 88px;  }
.avatar-3xl { width: 112px; height: 112px; }
.avatar-ring { border: 2px solid var(--primary); }
.avatar-ring-white { border: 3px solid var(--surface); box-shadow: var(--shadow-xs); }

/* Avatar initials fallback */
.avatar-initials {
    display: flex; align-items: center; justify-content: center;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    color: #fff; font-weight: 700; flex-shrink: 0;
}

/* ── 12. BADGES ──────────────────────────────────────────────────── */
.badge {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 2px 8px; font-size: var(--text-xs); font-weight: 600;
    border-radius: var(--radius-full); white-space: nowrap;
}
.badge-primary  { background: var(--primary-light);  color: var(--primary); }
.badge-success  { background: var(--success-bg);     color: var(--success); }
.badge-danger   { background: var(--danger-bg);      color: var(--danger); }
.badge-warning  { background: var(--warning-bg);     color: var(--warning); }
.badge-accent   { background: var(--accent-light);   color: var(--accent); }
.badge-muted    { background: var(--surface-2);      color: var(--text-secondary); border: 1px solid var(--border); }

/* Dot indicator variant */
.badge::before { display: none; }
.badge.badge-dot::before {
    content: ''; display: inline-block;
    width: 6px; height: 6px;
    border-radius: var(--radius-full);
    background: currentColor; flex-shrink: 0;
}

/* ── 13. FORM ELEMENTS ───────────────────────────────────────────── */
.form-label {
    display: block; font-size: var(--text-sm); font-weight: 600;
    color: var(--text-dark); margin-bottom: var(--sp-2);
}
.form-label.required::after { content: ' *'; color: var(--danger); }

.form-control {
    width: 100%;
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 10px 12px;
    font-size: var(--text-base);
    color: var(--text-dark);
    transition: var(--ease); line-height: 1.4;
}
.form-control:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--surface);
    box-shadow: 0 0 0 3px var(--primary-light);
}
.form-control::placeholder { color: var(--text-muted); }
.form-control.is-invalid   { border-color: var(--danger); }
.form-control.is-invalid:focus { box-shadow: 0 0 0 3px var(--danger-bg); }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%239a9ea5' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 12px center; padding-right: 32px; }

.form-hint  { font-size: var(--text-xs); color: var(--text-muted); margin-top: var(--sp-1); }
.form-error { font-size: var(--text-xs); color: var(--danger);     margin-top: var(--sp-1); }

/* Input with icon */
.input-wrap { position: relative; }
.input-wrap .form-control { padding-left: 38px; }
.input-wrap .input-icon {
    position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
    color: var(--text-muted); font-size: 0.8rem;
    pointer-events: none; transition: var(--ease);
}
.input-wrap .form-control:focus + .input-icon,
.input-wrap .form-control:focus ~ .input-icon { color: var(--primary); }

textarea.form-control { resize: vertical; min-height: 80px; }

/* ── 14. SECTION HEADER ──────────────────────────────────────────── */
.section-header {
    display: flex; align-items: center; justify-content: space-between;
    gap: var(--sp-3); margin-bottom: var(--sp-4);
}
.section-title {
    font-size: var(--text-lg); font-weight: 700; color: var(--text-dark);
    display: flex; align-items: center; gap: var(--sp-2); letter-spacing: -0.01em;
}
.section-title-sm {
    font-size: var(--text-md); font-weight: 600; color: var(--text-dark);
}
.section-action {
    font-size: var(--text-xs); font-weight: 600; color: var(--primary);
    text-decoration: none; transition: var(--ease); white-space: nowrap;
}
.section-action:hover { color: var(--primary-hover); text-decoration: underline; }

/* ── 15. DIVIDER ─────────────────────────────────────────────────── */
.divider   { height: 1px; background: var(--border-light); margin: var(--sp-3) 0; }
.divider-y { width: 1px; background: var(--border-light); align-self: stretch; }
.divider-text {
    display: flex; align-items: center; gap: var(--sp-3);
    font-size: var(--text-xs); color: var(--text-muted); font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.06em; margin: var(--sp-4) 0;
}
.divider-text::before, .divider-text::after {
    content: ''; flex: 1; height: 1px; background: var(--border-light);
}

/* ── 16. EMPTY STATE ─────────────────────────────────────────────── */
.empty-state {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: var(--sp-3); padding: var(--sp-10) var(--sp-6);
    text-align: center; color: var(--text-muted);
}
.empty-state .icon  { font-size: 2.5rem; opacity: 0.2; animation: float 3s ease-in-out infinite; }
.empty-state h3     { font-size: var(--text-md); font-weight: 600; color: var(--text-secondary); margin: 0; }
.empty-state p      { font-size: var(--text-sm); margin: 0; max-width: 280px; line-height: 1.5; }

/* ── 17. SKELETON LOADER ─────────────────────────────────────────── */
.skeleton {
    border-radius: var(--radius-sm);
    background: linear-gradient(90deg, var(--surface-2) 25%, var(--border-light) 50%, var(--surface-2) 75%);
    background-size: 600px 100%; animation: shimmer 1.5s infinite;
}
.skeleton-text { height: 13px; margin-bottom: var(--sp-2); border-radius: var(--radius-sm); }
.skeleton-text.short { width: 60%; }
.skeleton-circle { border-radius: var(--radius-full); }

/* ── 18. TOAST ───────────────────────────────────────────────────── */
#toast-container {
    position: fixed; top: calc(var(--topbar-h) + var(--sp-3)); right: var(--sp-4);
    z-index: 9999; display: flex; flex-direction: column; gap: var(--sp-2);
    pointer-events: none;
}
.toast {
    background: var(--surface); border-radius: var(--radius);
    box-shadow: var(--shadow-md); padding: var(--sp-3) var(--sp-4);
    font-size: var(--text-sm); max-width: 340px;
    display: flex; align-items: center; gap: var(--sp-3);
    pointer-events: all; animation: slideLeft 0.25s ease;
    border-left: 4px solid var(--primary);
}
.toast.toast-success { border-left-color: var(--success); }
.toast.toast-danger  { border-left-color: var(--danger);  }
.toast.toast-warning { border-left-color: var(--warning); }
.toast .toast-icon   { font-size: 1rem; flex-shrink: 0; }
.toast .toast-close  {
    margin-left: auto; background: none; border: none;
    color: var(--text-muted); cursor: pointer;
    padding: 2px; font-size: 0.85rem; transition: var(--ease);
}
.toast .toast-close:hover { color: var(--text-dark); }

/* ── 19. MODAL ───────────────────────────────────────────────────── */
.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(3px);
    z-index: 800; display: none;
    align-items: center; justify-content: center; padding: var(--sp-4);
}
.modal-overlay.open { display: flex; }
.modal-box {
    background: var(--surface); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl); width: 100%; max-width: 480px;
    animation: scaleIn 0.2s ease; overflow: hidden;
}
.modal-box.modal-sm { max-width: 360px; }
.modal-box.modal-lg { max-width: 680px; }
.modal-header {
    padding: var(--sp-4) var(--sp-5);
    border-bottom: 1px solid var(--border-light);
    display: flex; align-items: center; justify-content: space-between;
}
.modal-title  { font-size: var(--text-lg); font-weight: 700; color: var(--text-dark); letter-spacing: -0.01em; }
.modal-close  {
    width: 28px; height: 28px; border-radius: var(--radius-full);
    border: none; background: var(--surface-2);
    color: var(--text-secondary); font-size: 0.8rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center; transition: var(--ease);
}
.modal-close:hover { background: var(--border); color: var(--text-dark); }
.modal-body   { padding: var(--sp-5); }
.modal-footer {
    padding: var(--sp-3) var(--sp-5); border-top: 1px solid var(--border-light);
    display: flex; justify-content: flex-end; gap: var(--sp-2);
}

/* ── 20. BOTTOM NAV (mobile) ─────────────────────────────────────── */
.bottom-nav {
    display: none; position: fixed; bottom: 0; left: 0; right: 0;
    height: 58px;
    background: var(--surface);
    border-top: 1px solid var(--border-light);
    box-shadow: 0 -2px 16px rgba(0,0,0,0.08);
    z-index: 900; justify-content: space-around; align-items: center;
    padding: 0 var(--sp-2);
}
.bottom-nav-link {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    gap: 2px; color: var(--text-muted); text-decoration: none;
    padding: 6px var(--sp-3); border-radius: var(--radius);
    transition: var(--ease); position: relative; min-width: 48px; min-height: 44px;
}
.bottom-nav-link i    { font-size: 1.15rem; transition: var(--ease); }
.bottom-nav-link span { font-size: 0.6rem; font-weight: 600; letter-spacing: 0.01em; }
.bottom-nav-link.active { color: var(--primary); }
.bottom-nav-link.active i { transform: scale(1.1); }
.bottom-nav-link:hover { color: var(--primary); }
.bottom-nav-link .bottom-badge {
    position: absolute; top: 4px; right: 5px;
    min-width: 14px; height: 14px;
    background: var(--danger); color: #fff;
    font-size: 0.5rem; font-weight: 700;
    border-radius: var(--radius-full); display: none;
    align-items: center; justify-content: center;
    padding: 0 2px; border: 1.5px solid var(--surface);
}
.bottom-nav-link .bottom-badge.visible { display: flex; }

/* ── 21. FLASH ALERT ─────────────────────────────────────────────── */
.flash-alert {
    display: flex; align-items: center; gap: var(--sp-3);
    padding: 12px var(--sp-4); border-radius: var(--radius-sm);
    font-size: var(--text-sm); margin-bottom: var(--sp-4);
    animation: fadeIn 0.3s ease;
}
.flash-alert.success { background: var(--success-bg); color: var(--success); border-left: 3px solid var(--success); }
.flash-alert.danger  { background: var(--danger-bg);  color: var(--danger);  border-left: 3px solid var(--danger); }
.flash-alert .flash-close {
    margin-left: auto; background: none; border: none;
    cursor: pointer; color: inherit; opacity: 0.6;
    font-size: 0.85rem; padding: 2px; transition: var(--ease);
}
.flash-alert .flash-close:hover { opacity: 1; }

/* ── 22. PAGE HEADER ─────────────────────────────────────────────── */
.page-header {
    display: flex; align-items: center; gap: var(--sp-3); margin-bottom: var(--sp-4);
}
.back-btn {
    width: 34px; height: 34px; border-radius: var(--radius-full);
    border: none; background: var(--surface);
    border: 1px solid var(--border-light);
    color: var(--text-secondary); font-size: 0.85rem; cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none; transition: var(--ease); flex-shrink: 0;
    box-shadow: var(--shadow-xs);
}
.back-btn:hover { background: var(--primary-light); color: var(--primary); border-color: var(--primary-light); }
.page-title { font-size: var(--text-xl); font-weight: 700; color: var(--text-dark); letter-spacing: -0.01em; }

/* ── 23. SPINNER ─────────────────────────────────────────────────── */
.spinner {
    display: inline-block; width: 20px; height: 20px;
    border: 2px solid var(--border-light);
    border-top-color: var(--primary);
    border-radius: var(--radius-full); animation: spin 0.7s linear infinite;
}
.btn .spinner { width: 14px; height: 14px; }

/* ── 24. AUTH — PREMIUM REDESIGN ─────────────────────────────────── */
.auth-page {
    min-height: 100vh; display: flex;
    flex-direction: column; align-items: center; justify-content: center;
    padding: var(--sp-6) var(--sp-4);
    background: var(--gradient-brand);
}

/* Split-screen shell */
.auth-split {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 480px 1fr;
}

/* ── Left brand panel ── */
.auth-panel-brand {
    background: linear-gradient(160deg, #001540 0%, #002070 45%, #1e4db7 100%);
    position: relative; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    padding: 48px 52px;
}
/* Subtle dot grid */
.auth-panel-brand::before {
    content: '';
    position: absolute; inset: 0;
    background-image: radial-gradient(rgba(255,255,255,0.08) 1px, transparent 1px);
    background-size: 28px 28px;
    z-index: 0;
}
/* Bottom-right glow orb */
.auth-panel-brand::after {
    content: '';
    position: absolute;
    width: 520px; height: 520px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(196,151,47,0.18) 0%, transparent 60%);
    bottom: -180px; right: -180px;
    z-index: 0;
}
.auth-brand-inner {
    position: relative; z-index: 1;
    color: #fff; width: 100%; max-width: 380px;
}
/* Logo row */
.auth-brand-logo-wrap {
    display: flex; align-items: center; gap: 14px;
    margin-bottom: 40px;
}
.auth-brand-logo-wrap img {
    width: 48px; height: 48px; border-radius: 12px;
    object-fit: contain;
    background: rgba(255,255,255,0.12);
    padding: 6px;
    border: 1px solid rgba(255,255,255,0.18);
    box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.auth-brand-logo-wrap .brand-name {
    font-size: 1.35rem; font-weight: 800;
    letter-spacing: -0.03em; line-height: 1.1;
}
.auth-brand-logo-wrap .brand-name small {
    display: block; font-size: 0.68rem;
    font-weight: 500; opacity: 0.55;
    letter-spacing: 0.1em; text-transform: uppercase;
    margin-top: 2px;
}
/* Headline */
.auth-brand-headline {
    font-size: 2.4rem; font-weight: 900;
    line-height: 1.1; margin-bottom: 18px;
    letter-spacing: -0.035em;
}
.auth-brand-headline span { color: #c4972f; }
.auth-brand-sub {
    font-size: 0.95rem; opacity: 0.72;
    line-height: 1.75; margin-bottom: 36px;
}
/* Feature list */
.auth-feature-list {
    list-style: none;
    display: flex; flex-direction: column; gap: 14px;
    margin-bottom: 40px;
}
.auth-feature-list li {
    display: flex; align-items: center; gap: 12px;
    font-size: 0.875rem; font-weight: 500;
    opacity: 0.88;
}
.auth-feature-list li i {
    width: 32px; height: 32px; border-radius: 8px;
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.15);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.78rem; flex-shrink: 0;
    color: #c4972f;
}
/* Divider quote */
.auth-brand-quote {
    padding-top: 24px;
    border-top: 1px solid rgba(255,255,255,0.12);
}
.auth-brand-quote p {
    font-size: 0.83rem; opacity: 0.6;
    font-style: italic; line-height: 1.65;
}
.auth-brand-quote cite {
    display: block; font-size: 0.72rem; opacity: 0.42;
    margin-top: 8px; font-style: normal; font-weight: 600;
}

/* ── Right form panel ── */
.auth-panel-form {
    background: #f8f9fc;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    padding: 56px 48px;
    overflow-y: auto;
    position: relative;
}
.auth-panel-form::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 4px;
    background: linear-gradient(90deg, #001540, #1e4db7, #c4972f);
}
.auth-form-inner {
    width: 100%; max-width: 400px;
    animation: fadeInUp 0.45s cubic-bezier(.4,0,.2,1) both;
}

/* Mobile logo (hidden on desktop) */
.auth-form-logo {
    display: none;
    align-items: center; gap: 10px;
    margin-bottom: 28px;
}
.auth-form-logo img {
    width: 38px; height: 38px;
    border-radius: 10px; object-fit: contain;
    background: var(--primary-light); padding: 4px;
}
.auth-form-logo span {
    font-size: 1.1rem; font-weight: 800;
    color: var(--primary); letter-spacing: -0.02em;
}

/* Form header */
.auth-form-header { margin-bottom: 28px; }
.auth-form-title {
    font-size: 1.6rem; font-weight: 800;
    color: #0d1b2a; letter-spacing: -0.03em;
    margin-bottom: 6px; line-height: 1.2;
}
.auth-form-subtitle {
    font-size: 0.875rem; color: #7988a1; line-height: 1.65;
}

/* Inputs inside auth get a white card surface */
.auth-panel-form .form-control {
    background: #fff;
    border: 1.5px solid #dde2ef;
    padding: 11px 12px 11px 38px;
    border-radius: 10px;
    font-size: 0.9rem;
    transition: border-color 0.18s, box-shadow 0.18s;
    box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.auth-panel-form .form-control:focus {
    border-color: #1e4db7;
    box-shadow: 0 0 0 3px rgba(30,77,183,0.12);
    outline: none;
}
.auth-panel-form .input-icon {
    color: #a0abbe;
    transition: color 0.18s;
}
.auth-panel-form .form-control:focus ~ .input-icon,
.auth-panel-form .input-wrap:focus-within .input-icon {
    color: #1e4db7;
}
.auth-panel-form .form-label {
    font-size: 0.82rem; font-weight: 600;
    color: #3d4f6e; margin-bottom: 6px;
}
.auth-panel-form .btn-primary {
    padding: 12px; font-size: 0.95rem; font-weight: 700;
    border-radius: 10px; letter-spacing: 0.01em;
    background: linear-gradient(135deg, #003087 0%, #1e4db7 100%);
    box-shadow: 0 4px 16px rgba(0,48,135,0.3);
    border: none; transition: all 0.2s;
}
.auth-panel-form .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 24px rgba(0,48,135,0.4);
    background: linear-gradient(135deg, #002060 0%, #1a46b0 100%);
}

/* Footer link */
.auth-footer-text {
    text-align: center; font-size: 0.85rem; color: #7988a1;
    margin-top: 20px;
}
.auth-footer-text a {
    color: #003087; font-weight: 700;
    transition: color 0.18s;
}
.auth-footer-text a:hover { color: #1e4db7; text-decoration: underline; }

/* Register section labels */
.section-divider-label {
    font-size: 0.72rem; font-weight: 700; color: var(--primary);
    text-transform: uppercase; letter-spacing: 0.09em;
    display: flex; align-items: center; gap: 10px;
    margin: 24px 0 16px;
}
.section-divider-label::after {
    content: ''; flex: 1; height: 1px; background: #dde2ef;
}
.conditional-field { display: none; }

/* Legacy auth-card */
.auth-card {
    background: var(--surface); border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg); width: 100%; max-width: 420px;
    overflow: hidden; animation: fadeInUp 0.4s ease;
}
.auth-banner {
    height: 130px; position: relative; overflow: hidden;
    background: var(--gradient-primary);
}
.auth-banner img { width: 100%; height: 100%; object-fit: cover; opacity: 0.2; }
.auth-banner-overlay {
    position: absolute; inset: 0;
    display: flex; align-items: center; justify-content: center;
    flex-direction: column; gap: var(--sp-2);
}
.auth-banner-logo { width: 48px; height: 48px; border-radius: var(--radius); object-fit: contain; }
.auth-banner-title { font-size: var(--text-xl); font-weight: 800; color: #fff; letter-spacing: -0.01em; }
.auth-body { padding: var(--sp-6) var(--sp-5); }
.auth-title { font-size: var(--text-xl); font-weight: 700; color: var(--text-dark); margin-bottom: var(--sp-1); }
.auth-subtitle { font-size: var(--text-sm); color: var(--text-muted); margin-bottom: var(--sp-5); }

/* ── 25. FEED / POST COMPONENTS ──────────────────────────────────── */
.post-composer {
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-xs);
    padding: var(--sp-4);
}
.post-composer-row { display: flex; align-items: center; gap: var(--sp-3); }
.post-composer-input {
    flex: 1; background: var(--surface-2);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-full);
    padding: 10px 16px; font-size: var(--text-sm);
    cursor: pointer; transition: var(--ease); color: var(--text-muted);
}
.post-composer-input:hover { background: var(--border-light); border-color: var(--border); }
.post-composer-actions {
    display: flex; align-items: center; justify-content: space-around;
    border-top: 1px solid var(--border-light);
    margin-top: var(--sp-3); padding-top: var(--sp-2);
}
.composer-action-btn {
    display: flex; align-items: center; gap: var(--sp-2);
    padding: 7px 12px; border: none; background: transparent;
    border-radius: var(--radius-sm); font-size: var(--text-sm);
    font-weight: 600; color: var(--text-secondary);
    cursor: pointer; transition: var(--ease);
}
.composer-action-btn:hover { background: var(--surface-2); color: var(--primary); }

.post-card {
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-xs);
    overflow: hidden; animation: fadeIn 0.3s ease;
    transition: var(--ease-slow);
}
.post-card:hover { box-shadow: var(--shadow-sm); }
.post-card-header { display: flex; align-items: center; gap: var(--sp-3); padding: var(--sp-4) var(--sp-4) 0; }
.post-card-body   { padding: var(--sp-3) var(--sp-4); }
.post-card-body p { font-size: var(--text-base); color: var(--text-body); line-height: 1.7; white-space: pre-wrap; }
.post-author-name { font-size: var(--text-sm); font-weight: 700; color: var(--text-dark); }
.post-author-meta { font-size: var(--text-xs); color: var(--text-muted); }
.post-menu        { margin-left: auto; position: relative; }
.post-menu-btn {
    width: 32px; height: 32px; border-radius: var(--radius-full);
    border: none; background: transparent; color: var(--text-secondary);
    cursor: pointer; display: flex; align-items: center; justify-content: center;
    transition: var(--ease); font-size: 0.9rem;
}
.post-menu-btn:hover { background: var(--surface-2); }

.post-media-grid { display: grid; gap: 2px; margin: var(--sp-2) 0 0; }
.post-media-grid.count-1 { grid-template-columns: 1fr; max-height: 400px; }
.post-media-grid.count-2 { grid-template-columns: 1fr 1fr; max-height: 260px; }
.post-media-grid.count-3 { grid-template-columns: 1fr 1fr; max-height: 260px; }
.post-media-grid.count-3 .media-item:first-child { grid-row: 1 / 3; }
.post-media-grid img, .post-media-grid video {
    width: 100%; height: 100%; object-fit: cover;
    cursor: pointer; transition: var(--ease); display: block;
}
.post-media-grid img:hover { opacity: 0.88; }

.post-stats {
    display: flex; align-items: center; justify-content: space-between;
    padding: var(--sp-2) var(--sp-4); font-size: var(--text-xs);
    color: var(--text-muted); border-top: 1px solid var(--border-light);
}
.post-actions {
    display: flex; align-items: center;
    border-top: 1px solid var(--border-light);
    padding: var(--sp-2) var(--sp-3); gap: var(--sp-1);
}
.post-action-btn {
    flex: 1; display: flex; align-items: center; justify-content: center;
    gap: var(--sp-2); padding: 8px;
    border-radius: var(--radius-sm); border: none; background: transparent;
    font-size: var(--text-sm); font-weight: 600;
    color: var(--text-secondary); cursor: pointer; transition: var(--ease);
}
.post-action-btn:hover { background: var(--surface-2); color: var(--primary); }
.post-action-btn.loved   { color: #e0245e; }
.post-action-btn.loved i { color: #e0245e; }

/* ── 26. COMMENT COMPONENT ───────────────────────────────────────── */
.comment-thread   { padding: 0 var(--sp-4) var(--sp-3); }
.comment-item     { display: flex; gap: var(--sp-3); margin-bottom: var(--sp-3); animation: fadeIn 0.25s ease; }
.comment-bubble   {
    background: var(--surface-2);
    border-radius: 0 var(--radius) var(--radius) var(--radius);
    padding: var(--sp-2) var(--sp-3); flex: 1; min-width: 0;
}
.comment-author   { font-size: var(--text-xs); font-weight: 700; color: var(--text-dark); text-decoration: none; }
.comment-author:hover { color: var(--primary); }
.comment-text     { font-size: var(--text-sm); color: var(--text-body); margin: 2px 0; line-height: 1.5; }
.comment-meta     { font-size: 0.65rem; color: var(--text-muted); display: flex; gap: var(--sp-3); margin-top: 2px; }
.comment-del      { background: none; border: none; color: var(--danger); font-size: 0.65rem; cursor: pointer; }
.comment-composer {
    display: flex; gap: var(--sp-3); padding: var(--sp-2) var(--sp-4) var(--sp-3);
    align-items: flex-end;
}
.comment-input-wrap {
    flex: 1; display: flex; gap: var(--sp-2); align-items: flex-end;
    background: var(--surface-2); border: 1.5px solid var(--border);
    border-radius: var(--radius-lg); padding: 8px 12px; transition: var(--ease);
}
.comment-input-wrap:focus-within { border-color: var(--primary); background: var(--surface); }
.comment-input {
    flex: 1; border: none; background: transparent;
    font-size: var(--text-sm); color: var(--text-dark);
    resize: none; min-height: 22px; max-height: 100px;
    font-family: inherit; line-height: 1.5;
}
.comment-input:focus { outline: none; }
.comment-send {
    background: none; border: none; color: var(--primary);
    cursor: pointer; font-size: 0.9rem; padding: 2px;
    transition: var(--ease); flex-shrink: 0;
}
.comment-send:hover { transform: scale(1.15); color: var(--primary-hover); }

/* ── 27. PEOPLE CARD (connections) ──────────────────────────────── */
.people-card {
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-xs);
    overflow: hidden; text-align: center; transition: var(--ease-slow);
}
.people-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: transparent; }
.people-card-banner { height: 60px; }
/* Banner colour variants — cycle via Blade */
.banner-1 { background: linear-gradient(135deg, #003087 0%, #1e4db7 100%); }
.banner-2 { background: linear-gradient(135deg, #0d7377 0%, #14a085 100%); }
.banner-3 { background: linear-gradient(135deg, #7c3aed 0%, #a855f7 100%); }
.banner-4 { background: linear-gradient(135deg, #be123c 0%, #f43f5e 100%); }
.banner-5 { background: linear-gradient(135deg, #b45309 0%, #f59e0b 100%); }
.banner-6 { background: linear-gradient(135deg, #166534 0%, #22c55e 100%); }
.people-card-body   { padding: 0 var(--sp-4) var(--sp-4); margin-top: -28px; }
.people-card-body img { margin: 0 auto var(--sp-2); }
.people-name { font-size: var(--text-sm); font-weight: 700; color: var(--text-dark); letter-spacing: -0.01em; }
.people-meta { font-size: var(--text-xs); color: var(--text-muted); margin-bottom: var(--sp-3); line-height: 1.4; }

/* ── FILTER PILL BAR (connections / explore) ──────────────────────── */
.filter-pill-bar {
    display: flex; gap: var(--sp-2); overflow-x: auto;
    scrollbar-width: none; -ms-overflow-style: none;
    padding-bottom: 2px;
}
.filter-pill-bar::-webkit-scrollbar { display: none; }
.filter-pill {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 6px 14px; border-radius: var(--radius-full);
    font-size: var(--text-xs); font-weight: 600;
    border: 1.5px solid var(--border); background: var(--surface);
    color: var(--text-secondary); text-decoration: none;
    white-space: nowrap; flex-shrink: 0; cursor: pointer;
    transition: var(--ease); line-height: 1;
}
.filter-pill:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }
.filter-pill.active { background: var(--primary); color: #fff; border-color: var(--primary); box-shadow: 0 2px 8px rgba(0,48,135,0.25); }

/* ── ALUMNI SEARCH BAR (connections page top) ─────────────────────── */
.alumni-search-hero {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-xs);
    padding: var(--sp-4) var(--sp-5);
}
.alumni-search-hero h2 {
    font-size: var(--text-xl); font-weight: 800; color: var(--text-dark);
    margin-bottom: var(--sp-3);
}
.alumni-search-hero .input-wrap { margin-bottom: var(--sp-3); }
.alumni-search-hero .input-wrap input {
    font-size: var(--text-md); padding: 10px 10px 10px 38px;
    border-radius: var(--radius); border: 2px solid var(--border);
}
.alumni-search-hero .input-wrap input:focus { border-color: var(--primary); }

/* ── COLORFUL SIDEBAR ICONS ──────────────────────────────────────── */
.sidebar-icon-home    { color: #3b82f6 !important; }
.sidebar-icon-feed    { color: #f97316 !important; }
.sidebar-icon-connect { color: #22c55e !important; }
.sidebar-icon-msg     { color: #3b82f6 !important; }
.sidebar-icon-notif   { color: #ef4444 !important; }
.sidebar-icon-events  { color: #a855f7 !important; }
.sidebar-icon-news    { color: #14b8a6 !important; }
.sidebar-icon-groups  { color: #6366f1 !important; }
.sidebar-icon-admin   { color: #ef4444 !important; }

/* Keep icon color when link is active or hovered */
.sidebar-link:hover .sidebar-icon-home,
.sidebar-link.active .sidebar-icon-home    { color: #3b82f6 !important; }
.sidebar-link:hover .sidebar-icon-feed,
.sidebar-link.active .sidebar-icon-feed    { color: #f97316 !important; }
.sidebar-link:hover .sidebar-icon-connect,
.sidebar-link.active .sidebar-icon-connect { color: #22c55e !important; }
.sidebar-link:hover .sidebar-icon-msg,
.sidebar-link.active .sidebar-icon-msg     { color: #3b82f6 !important; }
.sidebar-link:hover .sidebar-icon-notif,
.sidebar-link.active .sidebar-icon-notif   { color: #ef4444 !important; }
.sidebar-link:hover .sidebar-icon-events,
.sidebar-link.active .sidebar-icon-events  { color: #a855f7 !important; }
.sidebar-link:hover .sidebar-icon-news,
.sidebar-link.active .sidebar-icon-news    { color: #14b8a6 !important; }
.sidebar-link:hover .sidebar-icon-groups,
.sidebar-link.active .sidebar-icon-groups  { color: #6366f1 !important; }
.sidebar-link:hover .sidebar-icon-admin,
.sidebar-link.active .sidebar-icon-admin   { color: #ef4444 !important; }

/* Tinted active background per icon color */
.sidebar-link.active:has(.sidebar-icon-feed)    { background: rgba(249,115,22,0.08); color: #f97316; }
.sidebar-link.active:has(.sidebar-icon-connect) { background: rgba(34,197,94,0.08);  color: #16a34a; }
.sidebar-link.active:has(.sidebar-icon-notif)   { background: rgba(239,68,68,0.08);  color: #dc2626; }
.sidebar-link.active:has(.sidebar-icon-events)  { background: rgba(168,85,247,0.08); color: #9333ea; }
.sidebar-link.active:has(.sidebar-icon-news)    { background: rgba(20,184,166,0.08); color: #0d9488; }
.sidebar-link.active:has(.sidebar-icon-groups)  { background: rgba(99,102,241,0.08); color: #4f46e5; }
/* Active left bar colors */
.sidebar-link.active:has(.sidebar-icon-feed)::before    { background: #f97316; }
.sidebar-link.active:has(.sidebar-icon-connect)::before { background: #22c55e; }
.sidebar-link.active:has(.sidebar-icon-notif)::before   { background: #ef4444; }
.sidebar-link.active:has(.sidebar-icon-events)::before  { background: #a855f7; }
.sidebar-link.active:has(.sidebar-icon-news)::before    { background: #14b8a6; }
.sidebar-link.active:has(.sidebar-icon-groups)::before  { background: #6366f1; }

/* ── 28. NOTIFICATION ITEM ───────────────────────────────────────── */
.notif-item {
    display: flex; align-items: flex-start; gap: var(--sp-3);
    padding: var(--sp-3) var(--sp-4); border-radius: var(--radius-sm);
    transition: var(--ease); text-decoration: none; color: inherit;
    position: relative; animation: fadeIn 0.3s ease;
}
.notif-item:hover  { background: var(--surface-2); }
.notif-item.unread { background: var(--primary-light); }
.notif-item.unread::before {
    content: ''; position: absolute; left: 0; top: 0; bottom: 0;
    width: 3px; background: var(--primary); border-radius: 0 2px 2px 0;
}
.notif-avatar-wrap { position: relative; flex-shrink: 0; }
.notif-type-icon {
    position: absolute; bottom: -2px; right: -2px;
    width: 18px; height: 18px; border-radius: var(--radius-full);
    display: flex; align-items: center; justify-content: center;
    font-size: 0.5rem; color: #fff; border: 2px solid var(--surface);
}
.notif-msg  { font-size: var(--text-sm); color: var(--text-body); line-height: 1.5; }
.notif-time { font-size: var(--text-xs); color: var(--text-muted); margin-top: 2px; }
.notif-item.unread .notif-time { color: var(--primary); }

/* ── 29. MESSAGING / CHAT ────────────────────────────────────────── */
.chat-wrap {
    display: flex; flex-direction: column;
    height: calc(100vh - var(--topbar-h) - 40px);
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-xs); overflow: hidden;
}
.chat-header {
    display: flex; align-items: center; gap: var(--sp-3);
    padding: var(--sp-3) var(--sp-4);
    border-bottom: 1px solid var(--border-light); flex-shrink: 0;
    background: var(--surface);
}
.chat-body {
    flex: 1; overflow-y: auto; padding: var(--sp-4);
    display: flex; flex-direction: column; gap: var(--sp-2);
    scroll-behavior: smooth;
}
.chat-footer {
    padding: var(--sp-3) var(--sp-4); border-top: 1px solid var(--border-light);
    display: flex; gap: var(--sp-2); align-items: flex-end; flex-shrink: 0;
    background: var(--surface);
}
.msg-row         { display: flex; gap: var(--sp-2); align-items: flex-end; }
.msg-row.mine    { flex-direction: row-reverse; }
.msg-row .avatar { flex-shrink: 0; }
.msg-row.mine .avatar { display: none; }
.bubble {
    max-width: 68%; padding: 9px 14px;
    border-radius: var(--radius-lg); font-size: var(--text-sm);
    line-height: 1.5; word-break: break-word;
}
.msg-row:not(.mine) .bubble {
    background: var(--surface-2); color: var(--text-body);
    border-bottom-left-radius: var(--radius-xs);
}
.msg-row.mine .bubble {
    background: var(--gradient-primary); color: #fff;
    border-bottom-right-radius: var(--radius-xs);
}
.bubble-time { font-size: 0.6rem; margin-top: 3px; opacity: 0.6; }
.msg-row.mine .bubble-time { text-align: right; }

/* ── 30. ADMIN STYLES ────────────────────────────────────────────── */
.admin-header {
    background: var(--gradient-primary); color: #fff;
    padding: 0 var(--sp-5); height: 56px;
    display: flex; align-items: center; justify-content: space-between;
    position: sticky; top: 0; z-index: 900; box-shadow: var(--shadow-sm);
}
.admin-header h4 { font-size: var(--text-md); font-weight: 700; margin: 0; display: flex; align-items: center; gap: var(--sp-2); }
.admin-main { max-width: 1200px; margin: 0 auto; padding: var(--sp-5) var(--sp-4); }

/* Admin tables */
.admin-table { width: 100%; font-size: var(--text-sm); border-collapse: collapse; }
.admin-table th {
    background: var(--surface-2); padding: 10px 12px;
    font-size: var(--text-xs); font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.05em;
    color: var(--text-muted); text-align: left;
    border-bottom: 1px solid var(--border-light);
}
.admin-table td {
    padding: 10px 12px; border-bottom: 1px solid var(--border-light);
    vertical-align: middle; color: var(--text-body);
}
.admin-table tr:last-child td { border-bottom: none; }
.admin-table tr:hover td      { background: var(--surface-2); }
.admin-table-wrap {
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-xs);
    overflow: hidden; overflow-x: auto;
}

/* Stat cards */
.stat-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: var(--sp-4); margin-bottom: var(--sp-5); }
.stat-card {
    background: var(--surface); border-radius: var(--radius);
    box-shadow: var(--shadow-xs); padding: var(--sp-4) var(--sp-4);
    transition: var(--ease); border: 1px solid var(--border-light);
    position: relative; overflow: hidden;
}
.stat-card::after {
    content: ''; position: absolute; top: -20px; right: -20px;
    width: 80px; height: 80px; border-radius: var(--radius-full);
    background: currentColor; opacity: 0.04;
}
.stat-card:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.stat-card .number { font-size: 2.2rem; font-weight: 800; line-height: 1; letter-spacing: -0.02em; }
.stat-card .label  { font-size: var(--text-xs); color: var(--text-muted); margin-top: var(--sp-1); font-weight: 500; }
.stat-card.pending .number { color: var(--warning); }
.stat-card.primary .number { color: var(--primary); }
.stat-card.news    .number { color: var(--accent); }
.stat-card.events  .number { color: #10b981; }

/* Table card */
.table-card {
    background: var(--surface); border-radius: var(--radius);
    box-shadow: var(--shadow-xs); overflow: hidden; border: 1px solid var(--border-light);
}
.table-card .table { margin: 0; font-size: var(--text-sm); }
.table-card .table th {
    background: var(--surface-2); font-weight: 700; font-size: var(--text-xs);
    text-transform: uppercase; letter-spacing: 0.04em;
    color: var(--text-muted); border-bottom: 1px solid var(--border-light); padding: 10px 12px;
}
.table-card .table td { vertical-align: middle; padding: 10px 12px; border-bottom: 1px solid var(--border-light); }
.table-card .table tr:last-child td { border-bottom: none; }

/* Status badges */
.badge-status   { font-size: 0.7rem; padding: 3px 8px; border-radius: 10px; font-weight: 600; }
.badge-pending  { background: var(--warning-bg); color: var(--warning); }
.badge-approved { background: var(--success-bg); color: var(--success); }
.badge-rejected { background: var(--danger-bg);  color: var(--danger); }
.badge-ended    { background: var(--danger-bg);  color: var(--danger);  font-size: 0.68rem; padding: 2px 7px; border-radius: 8px; font-weight: 600; }
.badge-upcoming { background: var(--success-bg); color: var(--success); font-size: 0.68rem; padding: 2px 7px; border-radius: 8px; font-weight: 600; }

/* Admin action buttons */
.action-btn  { border: none; border-radius: var(--radius-xs); padding: 3px 10px; font-size: 0.72rem; font-weight: 600; cursor: pointer; transition: var(--ease); text-decoration: none; display: inline-block; white-space: nowrap; }
.btn-approve { background: #10b981; color: #fff; } .btn-approve:hover { background: #059669; }
.btn-reject  { background: #ef4444; color: #fff; } .btn-reject:hover  { background: #dc2626; }
.btn-del     { background: #6b7280; color: #fff; } .btn-del:hover     { background: #4b5563; }
.btn-edit-sm { background: #3b82f6; color: #fff; } .btn-edit-sm:hover { background: #2563eb; }

/* Filter tabs */
.filter-tabs { display: flex; gap: var(--sp-2); flex-wrap: wrap; margin-bottom: var(--sp-4); }
.filter-tab  { padding: 5px 14px; border-radius: var(--radius-full); font-size: var(--text-xs); font-weight: 600; cursor: pointer; text-decoration: none; transition: var(--ease); border: 1.5px solid var(--border); color: var(--text-secondary); background: var(--surface); }
.filter-tab:hover { border-color: var(--primary); color: var(--primary); }
.filter-tab.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.filter-tab .count { font-size: 0.68rem; background: rgba(0,0,0,0.12); border-radius: 10px; padding: 1px 5px; margin-left: 3px; }

/* Form card */
.form-card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-xs); padding: var(--sp-5); border: 1px solid var(--border-light); }

/* Admin profile header — FIXED: was using undefined var(--secondary) */
.admin-profile-header {
    background: var(--gradient-primary);
    border-radius: var(--radius);
    padding: var(--sp-5); color: #fff;
    margin-bottom: var(--sp-4);
    display: flex; align-items: center; gap: var(--sp-4);
}
.admin-profile-header img { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; border: 3px solid rgba(255,255,255,0.4); flex-shrink: 0; }
.admin-profile-header .name { font-size: var(--text-lg); font-weight: 700; letter-spacing: -0.01em; }
.admin-profile-header .meta { font-size: var(--text-xs); opacity: 0.8; margin-top: 3px; }

/* Info card rows */
.info-card { background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-xs); padding: var(--sp-4); margin-bottom: var(--sp-4); border: 1px solid var(--border-light); }
.info-card h6 { font-size: var(--text-xs); font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: var(--sp-3); padding-bottom: var(--sp-2); border-bottom: 1px solid var(--border-light); }
.info-row { display: flex; padding: 6px 0; border-bottom: 1px solid rgba(0,0,0,0.04); font-size: var(--text-sm); }
.info-row .label { color: var(--text-muted); width: 140px; flex-shrink: 0; font-weight: 500; }
.info-row .value { color: var(--text-body); font-weight: 500; }
.info-row:last-child { border-bottom: none; }

/* fw-600 helper in admin CSS area */
.fw-600  { font-weight: 600; }
.fw-700  { font-weight: 700; }

/* ── 31. LOADING POPUP ───────────────────────────────────────────── */
.loading-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.5); backdrop-filter: blur(4px); z-index: 9990; }
.loading-popup {
    position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%);
    width: 280px; background: var(--surface);
    border-radius: var(--radius-lg); box-shadow: var(--shadow-xl);
    padding: var(--sp-8) var(--sp-6); text-align: center;
    animation: scaleIn 0.35s ease forwards; z-index: 9991;
}
.loading-logo  { width: 72px; margin: 0 auto var(--sp-4); border-radius: var(--radius); animation: bounce 1.4s infinite; }
.loading-text  { font-size: var(--text-lg); font-weight: 700; color: var(--primary); margin-bottom: var(--sp-3); }
.loading-dots  { display: flex; justify-content: center; gap: 5px; }
.loading-dots span {
    width: 7px; height: 7px; border-radius: var(--radius-full);
    background: var(--primary); animation: pulse 1s ease infinite;
}
.loading-dots span:nth-child(2) { animation-delay: 0.2s; }
.loading-dots span:nth-child(3) { animation-delay: 0.4s; }

/* ── 32. HERO BANNER (dashboard) ─────────────────────────────────── */
.hero-banner {
    border-radius: var(--radius);
    overflow: hidden; position: relative;
    background: var(--gradient-primary);
    color: #fff;
    padding: var(--sp-6) var(--sp-6);   /* was --sp-8 — more compact */
    animation: fadeIn 0.5s ease;
}
.hero-banner::before {
    content: ''; position: absolute; inset: 0;
    background: url('/images/gradnet-logo.png') center/cover no-repeat;
    opacity: 0.07; z-index: 0;
}
.hero-banner::after {
    content: ''; position: absolute;
    width: 250px; height: 250px; border-radius: var(--radius-full);
    background: rgba(255,255,255,0.05);
    right: -60px; top: -60px; z-index: 0;
}
.hero-banner > * { position: relative; z-index: 1; }
.hero-banner h1  {
    font-size: var(--text-2xl); font-weight: 800;
    margin-bottom: var(--sp-2); letter-spacing: -0.02em;
}
.hero-banner p   { font-size: var(--text-sm); opacity: 0.85; line-height: 1.6; margin-bottom: 0; }
.hero-banner-actions { display: flex; gap: var(--sp-3); margin-top: var(--sp-4); flex-wrap: wrap; }
.hero-banner-actions .btn { font-size: var(--text-xs); padding: 7px 16px; }
.hero-btn-light { background: rgba(255,255,255,0.15); color: #fff; border: 1px solid rgba(255,255,255,0.3); backdrop-filter: blur(4px); }
.hero-btn-light:hover { background: rgba(255,255,255,0.25); transform: translateY(-1px); }

/* ── 33. WIDGET ──────────────────────────────────────────────────── */
.widget {
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-xs); overflow: hidden;
}
.widget-header {
    padding: var(--sp-3) var(--sp-4); border-bottom: 1px solid var(--border-light);
    display: flex; align-items: center; justify-content: space-between;
}
.widget-title { font-size: var(--text-sm); font-weight: 700; color: var(--text-dark); }
.widget-body  { padding: var(--sp-3) var(--sp-4); }
.people-row {
    display: flex; align-items: center; gap: var(--sp-3);
    padding: var(--sp-2) 0; text-decoration: none; color: inherit;
}
.people-row + .people-row { border-top: 1px solid var(--border-light); }
.people-row .info { flex: 1; min-width: 0; }
.people-row .info .name { font-size: var(--text-sm); font-weight: 600; color: var(--text-dark); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.people-row .info .meta { font-size: var(--text-xs); color: var(--text-muted); }

/* widget-card — alias for .widget, used in right-sidebar sections */
.widget-card {
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-xs);
    overflow: hidden; margin-bottom: var(--sp-3);
}
.widget-card .widget-header {
    padding: var(--sp-3) var(--sp-4); border-bottom: 1px solid var(--border-light);
    display: flex; align-items: center; justify-content: space-between;
}
.widget-link { font-size: var(--text-xs); color: var(--primary); text-decoration: none; font-weight: 600; }
.widget-link:hover { text-decoration: underline; }

/* suggested-person row */
.suggested-person {
    display: flex; align-items: center; gap: var(--sp-3);
    padding: var(--sp-2) var(--sp-4);
    transition: background var(--ease);
}
.suggested-person:hover { background: var(--surface-2); }
.suggested-person + .suggested-person { border-top: 1px solid var(--border-light); }
.suggested-avatar-link { flex-shrink: 0; }
.suggested-info { flex: 1; min-width: 0; }
.suggested-name {
    display: block; font-size: var(--text-sm); font-weight: 600;
    color: var(--text-dark); text-decoration: none;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.suggested-name:hover { color: var(--primary); }
.suggested-meta { font-size: var(--text-xs); color: var(--text-muted); }

/* widget-event row */
.widget-event-row {
    display: flex; align-items: center; gap: var(--sp-3);
    padding: var(--sp-3) var(--sp-4); text-decoration: none;
    transition: background var(--ease);
}
.widget-event-row:hover { background: var(--surface-2); }
.widget-event-row + .widget-event-row { border-top: 1px solid var(--border-light); }
.widget-event-date {
    width: 40px; min-width: 40px; text-align: center;
    background: var(--primary-light); border-radius: var(--radius-sm);
    padding: var(--sp-1) 0; border: 1px solid var(--primary-mid);
}
.widget-event-month { font-size: 10px; font-weight: 700; color: var(--primary); text-transform: uppercase; line-height: 1.2; }
.widget-event-day   { font-size: var(--text-md); font-weight: 800; color: var(--primary); line-height: 1.2; }
.widget-event-info  { flex: 1; min-width: 0; }
.widget-event-title { font-size: var(--text-xs); font-weight: 600; color: var(--text-dark); line-height: 1.4; }
.widget-event-loc   { font-size: 11px; color: var(--text-muted); margin-top: 2px; }
.widget-event-loc i { font-size: 10px; }

/* btn-xs — smaller than btn-sm */
.btn-xs { padding: 3px 9px; font-size: 11px; line-height: 1.5; border-radius: var(--radius-sm); }

/* ── STORIES BAR ───────────────────────────────────────────────────── */
.stories-bar {
    background: var(--surface);
    border-radius: var(--radius);
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-xs);
    padding: var(--sp-3) var(--sp-4);
    margin-bottom: var(--sp-3);
}
.stories-bar-label {
    font-size: var(--text-xs); font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.05em;
    margin-bottom: var(--sp-2);
}
.stories-scroll {
    display: flex; gap: var(--sp-3);
    overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none;
    padding-bottom: 2px;
}
.stories-scroll::-webkit-scrollbar { display: none; }
.story-item {
    display: flex; flex-direction: column; align-items: center;
    gap: var(--sp-1); cursor: pointer; flex-shrink: 0;
    text-decoration: none;
}
.story-avatar-ring {
    width: 56px; height: 56px; border-radius: var(--radius-full);
    padding: 2px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.story-item:hover .story-avatar-ring {
    transform: scale(1.07);
    box-shadow: var(--shadow-md);
}
.story-avatar-ring img {
    width: 100%; height: 100%; border-radius: var(--radius-full);
    object-fit: cover; border: 2px solid var(--surface);
    display: block;
}
.story-name {
    font-size: 10px; font-weight: 600; color: var(--text-secondary);
    white-space: nowrap; max-width: 60px;
    overflow: hidden; text-overflow: ellipsis; text-align: center;
}
.story-item-you .story-avatar-ring {
    background: var(--surface-2);
    border: 2px dashed var(--border);
}
.story-item-you .story-add-icon {
    position: absolute; bottom: -2px; right: -2px;
    width: 18px; height: 18px; border-radius: 50%;
    background: var(--primary); color: #fff;
    font-size: 10px; display: flex; align-items: center; justify-content: center;
    border: 2px solid var(--surface);
}
.story-avatar-wrap { position: relative; width: 56px; height: 56px; }

/* ── MESSAGES INBOX ─────────────────────────────────────────────── */
.msg-inbox {
    background: var(--surface); border-radius: var(--radius);
    border: 1px solid var(--border-light); box-shadow: var(--shadow-xs);
    overflow: hidden;
}
.msg-inbox-header {
    display: flex; align-items: center; justify-content: space-between;
    padding: var(--sp-4) var(--sp-5);
    border-bottom: 2px solid var(--border-light);
    background: var(--surface);
}
.msg-inbox-title {
    font-size: var(--text-lg); font-weight: 800; color: var(--text-dark);
    display: flex; align-items: center; gap: var(--sp-2);
}
.msg-inbox-title i { color: var(--primary); font-size: 1.1rem; }
.msg-section-label {
    padding: 6px var(--sp-4);
    font-size: 10px; font-weight: 700; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.1em;
    background: var(--surface-2);
    border-bottom: 1px solid var(--border-light);
    border-top: 1px solid var(--border-light);
}
.msg-thread {
    display: flex; align-items: center; gap: var(--sp-3);
    padding: 12px var(--sp-4);
    text-decoration: none; color: inherit;
    transition: background var(--ease);
    position: relative;
}
.msg-thread:hover { background: var(--surface-2); }
.msg-thread + .msg-thread { border-top: 1px solid var(--border-light); }
.msg-thread-avatar { position: relative; flex-shrink: 0; }
.msg-online-dot {
    position: absolute; bottom: 1px; right: 1px;
    width: 10px; height: 10px;
    background: #22c55e; border-radius: 50%;
    border: 2px solid var(--surface);
    box-shadow: 0 0 0 0 rgba(34,197,94,0.4);
    animation: online-pulse 2.5s infinite;
}
@keyframes online-pulse {
    0%,100% { box-shadow: 0 0 0 0 rgba(34,197,94,0.4); }
    70%      { box-shadow: 0 0 0 5px rgba(34,197,94,0); }
}
.msg-thread-body { flex: 1; min-width: 0; }
.msg-thread-name {
    font-size: var(--text-sm); font-weight: 600; color: var(--text-dark);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.msg-thread-preview {
    font-size: var(--text-xs); color: var(--text-muted);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    margin-top: 2px;
}
.msg-thread.unread .msg-thread-name { font-weight: 700; color: var(--text-dark); }
.msg-thread.unread .msg-thread-preview { color: var(--text-secondary); font-weight: 500; }
.msg-thread-meta {
    display: flex; flex-direction: column; align-items: flex-end; gap: 4px;
    flex-shrink: 0;
}
.msg-thread-time { font-size: 11px; color: var(--text-muted); }
.msg-thread.unread .msg-thread-time { color: var(--primary); font-weight: 600; }
.msg-unread-dot {
    width: 9px; height: 9px;
    background: var(--primary); border-radius: 50%;
    flex-shrink: 0;
}
.msg-empty {
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    padding: var(--sp-12) var(--sp-4); text-align: center;
}
.msg-empty .icon { font-size: 3rem; margin-bottom: var(--sp-3); }
.msg-empty h3 { font-size: var(--text-lg); font-weight: 700; color: var(--text-dark); margin-bottom: var(--sp-2); }
.msg-empty p  { font-size: var(--text-sm); color: var(--text-muted); max-width: 260px; margin: 0 auto; }
.msg-compose-fab {
    width: 36px; height: 36px; border-radius: var(--radius-full);
    background: var(--gradient-primary); color: #fff;
    display: flex; align-items: center; justify-content: center;
    border: none; cursor: pointer; font-size: 1rem;
    box-shadow: var(--shadow-btn); transition: var(--ease);
}
.msg-compose-fab:hover { box-shadow: var(--shadow-btn-hover); transform: scale(1.08) rotate(8deg); }

/* ── EXPLORE WIDGET GRID ─────────────────────────────────────────── */
.widget-explore-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: var(--sp-2); padding: var(--sp-3) var(--sp-4) var(--sp-4);
}
.widget-explore-item {
    display: flex; flex-direction: column; align-items: center; gap: 5px;
    padding: var(--sp-3) var(--sp-2); border-radius: var(--radius-sm);
    background: var(--surface-2); text-decoration: none;
    color: var(--text-secondary); font-size: var(--text-xs); font-weight: 600;
    border: 1px solid transparent; transition: var(--ease);
    text-align: center;
}
.widget-explore-item i { font-size: 1.1rem; color: var(--primary); }
.widget-explore-item:hover {
    background: var(--primary-light); color: var(--primary);
    border-color: var(--primary-mid); transform: translateY(-1px);
    box-shadow: var(--shadow-xs);
}

/* ── PEOPLE CARD ENHANCEMENTS ────────────────────────────────────── */
.people-card-badge {
    display: inline-flex; align-items: center; gap: 3px;
    padding: 2px 8px; border-radius: var(--radius-full);
    font-size: 10px; font-weight: 700; margin-bottom: var(--sp-2);
}
.people-card-badge.connected { background: #dcfce7; color: #15803d; }
.people-card-badge.pending   { background: #fef9c3; color: #854d0e; }

/* ── 34. SCROLL UTILITIES + FADE INDICATORS ──────────────────────── */
.scroll-x { overflow-x: auto; scrollbar-width: none; -ms-overflow-style: none; }
.scroll-x::-webkit-scrollbar { display: none; }

/* Horizontal scroll fade — add to wrapper */
.scroll-fade-right { position: relative; }
.scroll-fade-right::after {
    content: ''; position: absolute; top: 0; right: 0; bottom: 0;
    width: 48px; pointer-events: none;
    background: linear-gradient(to right, transparent, var(--surface));
    z-index: 1; transition: var(--ease);
}

/* ── 35. TAG COMPONENT ───────────────────────────────────────────── */
.tag {
    display: inline-flex; align-items: center; gap: 4px;
    padding: 3px 10px; font-size: var(--text-xs); font-weight: 600;
    border-radius: var(--radius-full);
    background: var(--surface-2); color: var(--text-secondary);
    border: 1px solid var(--border); white-space: nowrap;
    transition: var(--ease);
}
.tag:hover { border-color: var(--primary); color: var(--primary); background: var(--primary-light); }

/* ── 36. STAT ROW (compact horizontal stats) ─────────────────────── */
.stat-row {
    display: flex; gap: 0;
}
.stat-row-item {
    flex: 1; text-align: center; padding: var(--sp-2) var(--sp-3);
    border-right: 1px solid var(--border-light);
}
.stat-row-item:last-child { border-right: none; }
.stat-row-item .val { font-size: var(--text-md); font-weight: 700; color: var(--primary); }
.stat-row-item .lbl { font-size: var(--text-xs); color: var(--text-muted); margin-top: 1px; }

/* ── 37. PROFILE BANNER / COVER ──────────────────────────────────── */
.profile-cover {
    height: 180px; border-radius: var(--radius) var(--radius) 0 0;
    background: var(--gradient-primary); position: relative; overflow: hidden;
}
.profile-cover img { width: 100%; height: 100%; object-fit: cover; opacity: 0.7; }

/* ── 38. HELPERS & UTILITIES ─────────────────────────────────────── */
/* Typography — NOTE: fw-* classes ONLY set font-weight, never font-size */
.text-xs      { font-size: var(--text-xs)   !important; }
.text-sm      { font-size: var(--text-sm)   !important; }
.text-base    { font-size: var(--text-base) !important; }
.text-md      { font-size: var(--text-md)   !important; }
.text-lg      { font-size: var(--text-lg)   !important; }
.text-xl      { font-size: var(--text-xl)   !important; }
.text-muted   { color: var(--text-muted)     !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-dark    { color: var(--text-dark)      !important; }
.text-primary { color: var(--primary)        !important; }
.text-accent  { color: var(--accent)         !important; }
.text-danger  { color: var(--danger)         !important; }
.text-success { color: var(--success)        !important; }

/* FIXED: fw-* utility classes only set weight, NEVER font-size */
.fw-300 { font-weight: 300 !important; }
.fw-400 { font-weight: 400 !important; }
.fw-500 { font-weight: 500 !important; }
.fw-600 { font-weight: 600 !important; }  /* was broken: had font-size:var(--text-sm) */
.fw-700 { font-weight: 700 !important; }
.fw-800 { font-weight: 800 !important; }

.truncate     { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.line-clamp-1 { display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-2 { display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.line-clamp-3 { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.rounded-full { border-radius: var(--radius-full) !important; }
.animated     { animation: fadeIn 0.35s ease; }
.hover-lift   { transition: var(--ease-slow); }
.hover-lift:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-clip: text;
}
.glass {
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255,255,255,0.2);
}

/* ── 39. ACCESSIBILITY ───────────────────────────────────────────── */
:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.sr-only { position: absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:0; }

/* ── 40. RESPONSIVE ──────────────────────────────────────────────── */

/* Tablet: hide right widgets */
@media (max-width: 1100px) {
    .page-layout {
        grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
        grid-template-areas: "sidebar main";
    }
    .page-widgets { display: none; }
}

/* Small tablet: icon-only sidebar */
@media (max-width: 820px) {
    :root { --sidebar-w: var(--sidebar-w-sm); }
    .topbar-inner { grid-template-columns: var(--sidebar-w-sm) 1fr auto; }
    .topbar-brand-name { display: none; }
    .sidebar-profile-card { display: none; }
    .sidebar-link span { display: none; }
    .sidebar-link { justify-content: center; padding: 12px 0; }
    .sidebar-link i { width: auto; }
    .sidebar-badge { display: none; }
    .sidebar-link.active::before { display: none; }
    .auth-split { grid-template-columns: 1fr; }
    .auth-panel-brand { display: none; }
    .auth-panel-form { padding: var(--sp-8) var(--sp-6); justify-content: flex-start; padding-top: var(--sp-10); }
    .auth-form-logo { display: flex; }
}

/* Mobile */
@media (max-width: 600px) {
    :root { --topbar-h: 52px; }
    body { padding-bottom: 62px; }
    .topbar-search { display: none; }
    .topbar-inner  { grid-template-columns: auto 1fr auto; gap: var(--sp-3); }
    .topbar-brand-name { display: block; font-size: var(--text-sm); }
    .page-layout {
        grid-template-columns: 1fr;
        grid-template-areas: "main";
        padding: calc(var(--topbar-h) + var(--sp-4)) var(--sp-3) var(--sp-4);
        gap: var(--sp-3);
    }
    .page-sidebar  { display: none; }
    .page-widgets  { display: none; }
    .bottom-nav    { display: flex; }
    .chat-wrap     { height: calc(100vh - var(--topbar-h) - 66px); }
    .modal-box     { border-radius: var(--radius) var(--radius) 0 0; align-self: flex-end; margin: 0; max-width: 100%; }
    .modal-overlay { align-items: flex-end; padding: 0; }
    .hero-banner   { padding: var(--sp-5) var(--sp-4); }
    .hero-banner h1 { font-size: var(--text-xl); }
    .hero-banner-actions .btn { font-size: var(--text-xs); padding: 6px 12px; }
    .empty-state   { padding: var(--sp-8) var(--sp-4); }
    .empty-state .icon { font-size: 2rem; }
    /* Register auth — full-screen on mobile */
    .auth-panel-form { padding: var(--sp-6) var(--sp-4); }
    .auth-form-inner { max-width: 100%; }
    .stat-cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 400px) {
    .topbar-brand-name { display: none; }
}

/* ══════════════════════════════════════════════════════════════
   SMOOTH ANIMATIONS & MICRO-INTERACTIONS  (GradNet v4)
══════════════════════════════════════════════════════════════ */

/* ── Page-load: staggered card entrance ─────────────────────── */
@keyframes cardEnter {
    from { opacity: 0; transform: translateY(16px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0)    scale(1);    }
}
@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to   { opacity: 1; transform: translateX(0);     }
}
@keyframes slideInRight {
    from { opacity: 0; transform: translateX(20px); }
    to   { opacity: 1; transform: translateX(0);    }
}

/* Sidebar slides in from left */
.page-sidebar { animation: slideInLeft 0.35s cubic-bezier(0.4,0,0.2,1) both; }

/* Right widgets slide in from right */
.page-widgets { animation: slideInRight 0.35s cubic-bezier(0.4,0,0.2,1) 0.1s both; }

/* Feed posts and generic cards stagger in */
.card,
.post-card-wrap,
.news-card,
.event-card,
.alumni-card-wrap {
    animation: cardEnter 0.3s cubic-bezier(0.4,0,0.2,1) both;
}

/* Stagger by position (nth-child 1–8) */
.card:nth-child(1),  .post-card-wrap:nth-child(1)  { animation-delay: 0.04s; }
.card:nth-child(2),  .post-card-wrap:nth-child(2)  { animation-delay: 0.08s; }
.card:nth-child(3),  .post-card-wrap:nth-child(3)  { animation-delay: 0.12s; }
.card:nth-child(4),  .post-card-wrap:nth-child(4)  { animation-delay: 0.16s; }
.card:nth-child(5),  .post-card-wrap:nth-child(5)  { animation-delay: 0.20s; }
.card:nth-child(6),  .post-card-wrap:nth-child(6)  { animation-delay: 0.24s; }
.card:nth-child(7),  .post-card-wrap:nth-child(7)  { animation-delay: 0.28s; }
.card:nth-child(8),  .post-card-wrap:nth-child(8)  { animation-delay: 0.32s; }

/* ── News & Event image zoom on card hover ──────────────────── */
.news-thumb-wrap,
.event-thumb-wrap {
    overflow: hidden;
    border-radius: var(--radius) var(--radius) 0 0;
}
.news-thumb-wrap img,
.event-thumb-wrap img {
    transition: transform 0.45s cubic-bezier(0.4,0,0.2,1),
                filter 0.45s ease;
    will-change: transform;
}
.news-card:hover .news-thumb-wrap img,
.event-card:hover .event-thumb-wrap img {
    transform: scale(1.06);
    filter: brightness(1.04);
}

/* Make any thumbnail inside a hoverable card zoom */
a:hover > .card img[class*="thumb"],
.card-hover:hover img { transform: scale(1.04); }

/* ── Button press feedback ──────────────────────────────────── */
.btn { transform-origin: center; }
.btn:active { transform: scale(0.95) !important; transition: transform 0.08s ease; }
.btn-primary:hover { box-shadow: 0 4px 16px rgba(0,48,135,0.35); }
.btn-accent:hover  { box-shadow: 0 4px 16px rgba(196,151,47,0.4); }

/* ── Card lift on hover (sharper / faster) ──────────────────── */
.card-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    transition: transform 0.25s cubic-bezier(0.34,1.4,0.64,1),
                box-shadow 0.25s ease;
}

/* ── Input focus glow ───────────────────────────────────────── */
.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(0,48,135,0.12);
    transition: border-color 0.15s ease, box-shadow 0.2s ease;
}

/* ── Topbar scroll shadow (JS adds .scrolled class) ─────────── */
.topbar { transition: box-shadow 0.25s ease; }
.topbar.scrolled { box-shadow: 0 2px 16px rgba(0,0,0,0.35) !important; }

/* ── Sidebar nav-link hover slide indicator ─────────────────── */
.sidebar-link::before {
    content: '';
    position: absolute;
    left: 0; top: 50%;
    transform: translateY(-50%) scaleY(0);
    width: 3px; height: 60%;
    background: var(--primary);
    border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
    transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1);
}
.sidebar-link:hover::before,
.sidebar-link.active::before { transform: translateY(-50%) scaleY(1); }

/* ── Toast slide in from right ──────────────────────────────── */
@keyframes toastIn  { from { opacity:0; transform:translateX(60px); } to { opacity:1; transform:translateX(0); } }
@keyframes toastOut { from { opacity:1; transform:translateX(0);    } to { opacity:0; transform:translateX(60px); } }
.toast { animation: toastIn 0.3s cubic-bezier(0.34,1.3,0.64,1) both; }

/* ── Avatar hover pop ───────────────────────────────────────── */
.avatar {
    transition: transform 0.2s cubic-bezier(0.34,1.56,0.64,1),
                box-shadow 0.2s ease;
}
a:hover > .avatar,
button:hover > .avatar {
    transform: scale(1.08);
    box-shadow: 0 4px 12px rgba(0,0,0,0.18);
}

/* ── Story circle pulse ring on hover ───────────────────────── */
.story-avatar-wrap {
    transition: transform 0.22s cubic-bezier(0.34,1.56,0.64,1);
}
.story-avatar-wrap:hover { transform: scale(1.1) translateY(-2px); }

/* ── Reaction button pop ────────────────────────────────────── */
.reaction-btn:active { transform: scale(1.35); transition: transform 0.1s ease; }

/* ── Flash alert slide-down ─────────────────────────────────── */
@keyframes flashIn { from { opacity:0; transform:translateY(-10px); } to { opacity:1; transform:translateY(0); } }
.flash-alert { animation: flashIn 0.28s ease both; }

/* ── Hero banner text entrance ──────────────────────────────── */
.hero-banner > * {
    animation: fadeInUp 0.5s cubic-bezier(0.4,0,0.2,1) both;
}
.hero-banner > *:nth-child(2) { animation-delay: 0.08s; }
.hero-banner > *:nth-child(3) { animation-delay: 0.14s; }

/* ── Page main content area smooth entry ────────────────────── */
.page-main { animation: fadeIn 0.3s ease both; }

/* ── Dropdown open animation ────────────────────────────────── */
@keyframes dropIn { from { opacity:0; transform:translateY(-8px) scale(0.96); } to { opacity:1; transform:translateY(0) scale(1); } }
.topbar-dropdown.open { animation: dropIn 0.2s cubic-bezier(0.34,1.2,0.64,1) both; }

/* ── Smooth image load fade-in ──────────────────────────────── */
img { transition: opacity 0.3s ease; }
img[loading="lazy"] { opacity: 0; }
img[loading="lazy"].loaded { opacity: 1; }