/* ============================================================
   Context Experts Agencies Limited — Student Portal
   main.css  |  Global styles, variables, typography, layout
   Design: Institutional Navy + Gold — refined, authoritative
   Fonts: Playfair Display (headings) + DM Sans (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@600;700;900&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,300&display=swap');

/* ── CSS Custom Properties ────────────────────────────────── */
:root {
  /* Brand colours */
  --color-navy-950:   #050d1a;
  --color-navy-900:   #0a1628;
  --color-navy-800:   #0f2040;
  --color-navy-700:   #163058;
  --color-navy-600:   #1e4080;
  --color-navy-500:   #2558a8;

  --color-gold-400:   #f4c430;
  --color-gold-500:   #e6b800;
  --color-gold-600:   #c9a000;
  --color-gold-light: #fdf3c0;

  --color-white:      #ffffff;
  --color-slate-50:   #f8fafc;
  --color-slate-100:  #f1f5f9;
  --color-slate-200:  #e2e8f0;
  --color-slate-300:  #cbd5e1;
  --color-slate-400:  #94a3b8;
  --color-slate-500:  #64748b;
  --color-slate-600:  #475569;
  --color-slate-700:  #334155;
  --color-slate-800:  #1e293b;

  /* Status colours */
  --color-received-bg:  #dcfce7;
  --color-received-fg:  #15803d;
  --color-received-bd:  #86efac;
  --color-pending-bg:   #fef9c3;
  --color-pending-fg:   #a16207;
  --color-pending-bd:   #fde047;
  --color-rejected-bg:  #fee2e2;
  --color-rejected-fg:  #b91c1c;
  --color-rejected-bd:  #fca5a5;

  /* Field colours */
  --color-ict:    #2563eb;
  --color-biz:    #7c3aed;
  --color-media:  #db2777;

  /* Spacing scale */
  --space-1:  4px;
  --space-2:  8px;
  --space-3:  12px;
  --space-4:  16px;
  --space-5:  20px;
  --space-6:  24px;
  --space-8:  32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;

  /* Typography */
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', 'Segoe UI', sans-serif;

  --text-xs:   11px;
  --text-sm:   13px;
  --text-base: 15px;
  --text-md:   17px;
  --text-lg:   20px;
  --text-xl:   24px;
  --text-2xl:  30px;
  --text-3xl:  38px;
  --text-4xl:  48px;

  /* Radii */
  --radius-sm:  6px;
  --radius-md:  10px;
  --radius-lg:  16px;
  --radius-xl:  24px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,0,0,0.18), 0 1px 2px rgba(0,0,0,0.12);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.22), 0 2px 6px rgba(0,0,0,0.12);
  --shadow-lg:  0 12px 40px rgba(0,0,0,0.30), 0 4px 12px rgba(0,0,0,0.15);
  --shadow-gold: 0 0 0 3px rgba(244,196,48,0.30);

  /* Transitions */
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --transition-fast:   150ms var(--ease-out);
  --transition-base:   250ms var(--ease-out);
  --transition-slow:   400ms var(--ease-out);

  /* Layout */
  --container-sm:  640px;
  --container-md:  800px;
  --container-lg: 1100px;
  --navbar-h:      66px;
}


/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 400;
  line-height: 1.6;
  color: var(--color-slate-700);
  background-color: var(--color-slate-50);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }


/* ── Page background texture ─────────────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 10% 0%, rgba(30,64,128,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 60% 40% at 90% 100%, rgba(244,196,48,0.04) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}


/* ── Navbar ───────────────────────────────────────────────── */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--navbar-h);
  background: var(--color-navy-900);
  border-bottom: 1px solid rgba(244,196,48,0.18);
  display: flex;
  align-items: center;
  padding: 0 var(--space-6);
  box-shadow: 0 2px 20px rgba(0,0,0,0.35);
}

.navbar__inner {
  width: 100%;
  max-width: var(--container-lg);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.navbar__logo {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--color-gold-400), var(--color-gold-600));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 18px;
  color: var(--color-navy-900);
  flex-shrink: 0;
  letter-spacing: -0.5px;
}

.navbar__title {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.navbar__title-main {
  font-family: var(--font-display);
  font-size: var(--text-md);
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.01em;
}

.navbar__title-sub {
  font-size: var(--text-xs);
  color: var(--color-gold-400);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.navbar__link {
  color: var(--color-slate-300);
  font-size: var(--text-sm);
  font-weight: 500;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.navbar__link:hover {
  color: var(--color-white);
  background: rgba(255,255,255,0.07);
}

.navbar__link--active {
  color: var(--color-gold-400);
  background: rgba(244,196,48,0.08);
}

.navbar__user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.navbar__user-name {
  font-size: var(--text-sm);
  color: var(--color-slate-300);
  font-weight: 500;
}

.navbar__badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.navbar__badge--ict    { background: rgba(37,99,235,0.2);  color: #93c5fd; }
.navbar__badge--biz    { background: rgba(124,58,237,0.2); color: #c4b5fd; }
.navbar__badge--media  { background: rgba(219,39,119,0.2); color: #f9a8d4; }
.navbar__badge--admin  { background: rgba(244,196,48,0.15); color: var(--color-gold-400); border: 1px solid rgba(244,196,48,0.25); }

/* Mobile hamburger */
.navbar__toggle {
  display: none;
  background: none;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  color: var(--color-slate-300);
  padding: 6px 10px;
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  transition: background var(--transition-fast);
}

.navbar__toggle:hover { background: rgba(255,255,255,0.08); }


/* ── Page wrapper ─────────────────────────────────────────── */
.page {
  position: relative;
  z-index: 1;
  min-height: calc(100vh - var(--navbar-h));
  padding: var(--space-8) var(--space-5);
}

.container {
  width: 100%;
  max-width: var(--container-lg);
  margin: 0 auto;
}

.container--sm { max-width: var(--container-sm); }
.container--md { max-width: var(--container-md); }


/* ── Page header ──────────────────────────────────────────── */
.page-header {
  margin-bottom: var(--space-8);
}

.page-header__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-gold-600);
  margin-bottom: var(--space-3);
}

.page-header__eyebrow::before {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  background: var(--color-gold-500);
  border-radius: 2px;
}

.page-header__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-navy-900);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

.page-header__subtitle {
  margin-top: var(--space-2);
  font-size: var(--text-md);
  color: var(--color-slate-500);
  font-weight: 300;
}


/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  line-height: 1;
  padding: 11px 22px;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
  transition:
    background var(--transition-fast),
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    transform var(--transition-fast),
    color var(--transition-fast);
  user-select: none;
  position: relative;
  overflow: hidden;
}

.btn:active { transform: translateY(1px); }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Primary — gold on navy */
.btn--primary {
  background: linear-gradient(135deg, var(--color-gold-400) 0%, var(--color-gold-500) 100%);
  color: var(--color-navy-900);
  border-color: var(--color-gold-500);
  box-shadow: 0 2px 8px rgba(230,184,0,0.30);
}

.btn--primary:hover:not(:disabled) {
  background: linear-gradient(135deg, #f7d060, var(--color-gold-400));
  box-shadow: 0 4px 16px rgba(230,184,0,0.40);
  transform: translateY(-1px);
}

/* Navy */
.btn--navy {
  background: var(--color-navy-800);
  color: var(--color-white);
  border-color: var(--color-navy-700);
  box-shadow: var(--shadow-sm);
}

.btn--navy:hover:not(:disabled) {
  background: var(--color-navy-700);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* Outline */
.btn--outline {
  background: transparent;
  color: var(--color-navy-800);
  border-color: var(--color-slate-300);
}

.btn--outline:hover:not(:disabled) {
  background: var(--color-slate-100);
  border-color: var(--color-navy-700);
}

/* Ghost */
.btn--ghost {
  background: transparent;
  color: var(--color-slate-600);
  border-color: transparent;
}

.btn--ghost:hover:not(:disabled) {
  background: var(--color-slate-100);
  color: var(--color-navy-800);
}

/* Danger */
.btn--danger {
  background: #dc2626;
  color: var(--color-white);
  border-color: #b91c1c;
}

.btn--danger:hover:not(:disabled) {
  background: #b91c1c;
  box-shadow: 0 4px 14px rgba(220,38,38,0.30);
  transform: translateY(-1px);
}

/* Sizes */
.btn--sm { padding: 7px 14px; font-size: var(--text-xs); border-radius: var(--radius-sm); }
.btn--lg { padding: 14px 30px; font-size: var(--text-base); }
.btn--full { width: 100%; }

/* Icon-only */
.btn--icon {
  padding: 8px;
  border-radius: var(--radius-sm);
}


/* ── Status Badges ────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.04em;
  border: 1px solid transparent;
}

.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

.badge--received {
  background: var(--color-received-bg);
  color: var(--color-received-fg);
  border-color: var(--color-received-bd);
}

.badge--pending {
  background: var(--color-pending-bg);
  color: var(--color-pending-fg);
  border-color: var(--color-pending-bd);
}

.badge--rejected {
  background: var(--color-rejected-bg);
  color: var(--color-rejected-fg);
  border-color: var(--color-rejected-bd);
}

.badge--ict   { background: rgba(37,99,235,0.1);  color: var(--color-ict);   border-color: rgba(37,99,235,0.2); }
.badge--biz   { background: rgba(124,58,237,0.1); color: var(--color-biz);   border-color: rgba(124,58,237,0.2); }
.badge--media { background: rgba(219,39,119,0.1); color: var(--color-media); border-color: rgba(219,39,119,0.2); }

.badge--branch {
  background: var(--color-navy-800);
  color: var(--color-slate-300);
  border-color: rgba(255,255,255,0.08);
}
.badge--branch::before { display: none; }

.badge--cleared {
  background: var(--color-received-bg);
  color: var(--color-received-fg);
  border-color: var(--color-received-bd);
  font-size: var(--text-xs);
  padding: 4px 12px;
}


/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.card--elevated {
  box-shadow: var(--shadow-md);
}

.card__header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-slate-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-navy-900);
  letter-spacing: -0.01em;
}

.card__subtitle {
  font-size: var(--text-sm);
  color: var(--color-slate-400);
  margin-top: 2px;
  font-weight: 300;
}

.card__body { padding: var(--space-6); }

.card__footer {
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--color-slate-100);
  background: var(--color-slate-50);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-3);
}


/* ── Stat tiles ───────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.stat-tile {
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  padding: var(--space-5) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.stat-tile:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.stat-tile::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-navy-700), var(--color-gold-400));
}

.stat-tile__icon {
  font-size: 26px;
  line-height: 1;
  margin-bottom: var(--space-1);
}

.stat-tile__value {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-navy-900);
  line-height: 1;
}

.stat-tile__label {
  font-size: var(--text-xs);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--color-slate-400);
}


/* ── Alert / Flash messages ───────────────────────────────── */
.alert {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-5);
  animation: alert-in 0.3s var(--ease-out);
}

@keyframes alert-in {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.alert__icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }

.alert__close {
  margin-left: auto;
  background: none;
  border: none;
  cursor: pointer;
  color: inherit;
  opacity: 0.6;
  font-size: 16px;
  line-height: 1;
  padding: 0;
  flex-shrink: 0;
}
.alert__close:hover { opacity: 1; }

.alert--success {
  background: var(--color-received-bg);
  color: var(--color-received-fg);
  border-color: var(--color-received-bd);
}

.alert--error {
  background: var(--color-rejected-bg);
  color: var(--color-rejected-fg);
  border-color: var(--color-rejected-bd);
}

.alert--warning {
  background: var(--color-pending-bg);
  color: var(--color-pending-fg);
  border-color: var(--color-pending-bd);
}

.alert--info {
  background: rgba(37,99,235,0.08);
  color: #1d4ed8;
  border-color: rgba(37,99,235,0.20);
}


/* ── Table ────────────────────────────────────────────────── */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-slate-200);
  box-shadow: var(--shadow-sm);
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  background: var(--color-white);
}

.data-table thead tr {
  background: var(--color-navy-900);
}

.data-table thead th {
  padding: 11px 16px;
  text-align: left;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--color-gold-400);
  white-space: nowrap;
}

.data-table tbody tr {
  border-top: 1px solid var(--color-slate-100);
  transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
  background: rgba(30,64,128,0.025);
}

.data-table td {
  padding: 12px 16px;
  color: var(--color-slate-700);
  vertical-align: middle;
}

.data-table td.td--number {
  color: var(--color-slate-400);
  font-size: var(--text-xs);
  font-weight: 600;
  width: 48px;
  text-align: center;
}

.data-table td.td--actions {
  white-space: nowrap;
  width: 1%;
}

.data-table tbody tr.tr--cleared {
  background: rgba(22,163,74,0.04);
}

/* Empty state */
.data-table__empty {
  padding: var(--space-12) var(--space-6);
  text-align: center;
  color: var(--color-slate-400);
}

.data-table__empty-icon { font-size: 40px; margin-bottom: var(--space-3); }
.data-table__empty-text { font-size: var(--text-sm); }


/* ── Filter bar ───────────────────────────────────────────── */
.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-5);
}

.filter-bar__label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--color-slate-400);
}

.filter-bar select,
.filter-bar input[type="text"] {
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-md);
  color: var(--color-slate-700);
  padding: 8px 12px;
  font-size: var(--text-sm);
  font-family: var(--font-body);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-width: 130px;
}

.filter-bar select:focus,
.filter-bar input[type="text"]:focus {
  border-color: var(--color-navy-600);
  box-shadow: 0 0 0 3px rgba(30,64,128,0.12);
}

.filter-bar__count {
  margin-left: auto;
  font-size: var(--text-sm);
  color: var(--color-slate-400);
}


/* ── Divider ──────────────────────────────────────────────── */
.divider {
  border: none;
  border-top: 1px solid var(--color-slate-200);
  margin: var(--space-6) 0;
}

.divider--gold {
  border-top-color: var(--color-gold-400);
  opacity: 0.4;
}


/* ── Utility classes ──────────────────────────────────────── */
.text-center  { text-align: center; }
.text-right   { text-align: right; }
.text-sm      { font-size: var(--text-sm); }
.text-xs      { font-size: var(--text-xs); }
.text-muted   { color: var(--color-slate-400); }
.text-navy    { color: var(--color-navy-900); }
.text-gold    { color: var(--color-gold-500); }
.fw-600       { font-weight: 600; }
.fw-700       { font-weight: 700; }
.font-display { font-family: var(--font-display); }

.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-wrap    { flex-wrap: wrap; }
.gap-2        { gap: var(--space-2); }
.gap-3        { gap: var(--space-3); }
.gap-4        { gap: var(--space-4); }

.mt-2  { margin-top: var(--space-2); }
.mt-4  { margin-top: var(--space-4); }
.mt-6  { margin-top: var(--space-6); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-6  { margin-bottom: var(--space-6); }

.w-full { width: 100%; }
.hidden { display: none !important; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}


/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  background: var(--color-navy-950);
  border-top: 1px solid rgba(244,196,48,0.12);
  padding: var(--space-6);
  text-align: center;
}

.site-footer__text {
  font-size: var(--text-xs);
  color: var(--color-slate-600);
  letter-spacing: 0.04em;
}

.site-footer__text span { color: var(--color-gold-600); }


/* ── Page-load animation ──────────────────────────────────── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}

.animate-fade-up {
  animation: fade-up 0.5s var(--ease-out) both;
}

.animate-fade-up--d1 { animation-delay: 0.08s; }
.animate-fade-up--d2 { animation-delay: 0.16s; }
.animate-fade-up--d3 { animation-delay: 0.24s; }
.animate-fade-up--d4 { animation-delay: 0.32s; }
.animate-fade-up--d5 { animation-delay: 0.40s; }


/* ── Responsive breakpoints ───────────────────────────────── */
@media (max-width: 768px) {
  :root { --navbar-h: 58px; }

  .navbar__nav { display: none; }
  .navbar__nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--navbar-h);
    left: 0; right: 0;
    background: var(--color-navy-900);
    border-bottom: 1px solid rgba(244,196,48,0.15);
    padding: var(--space-4);
    gap: var(--space-2);
    z-index: 99;
  }
  .navbar__toggle { display: flex; }

  .page { padding: var(--space-5) var(--space-4); }

  .page-header__title { font-size: var(--text-2xl); }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }

  .filter-bar { flex-direction: column; align-items: flex-start; }
  .filter-bar__count { margin-left: 0; }

  .card__header { flex-direction: column; align-items: flex-start; }

  .data-table thead th,
  .data-table td { padding: 10px 12px; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .navbar__title-main { font-size: var(--text-base); }
  .btn--lg { padding: 12px 22px; }
}