/* ═══════════════════════════════════════════════
   PrépaConcours — Feuille de style principale
   Design : Moderne & Épuré
═══════════════════════════════════════════════ */

/* ── Tokens ──────────────────────────────────── */
:root {
  --clr-primary:    #1d4ed8;
  --clr-primary-dk: #1e3a8a;
  --clr-primary-lt: #eff6ff;
  --clr-accent:     #4f6ef7;
  --clr-text:       #111827;
  --clr-muted:      #6b7280;
  --clr-border:     #e5e7eb;
  --clr-bg:         #ffffff;
  --clr-bg-alt:     #f8fafc;
  --clr-surface:    #f1f5f9;

  --ff-body:   'Inter', system-ui, sans-serif;
  --ff-display:'Playfair Display', Georgia, serif;

  --radius-sm: .5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-xl: 2rem;

  --shadow-sm:  0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:  0 4px 16px rgba(0,0,0,.08);
  --shadow-lg:  0 8px 32px rgba(0,0,0,.10);
  --shadow-xl:  0 24px 64px rgba(0,0,0,.12);

  --transition: .25s cubic-bezier(.4,0,.2,1);
  --container:  72rem;
}

/* ── Reset ───────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--ff-body);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Utilities ───────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.section { padding-block: 5rem; }
.section--alt { background: var(--clr-bg-alt); }

.section__header {
  text-align: center;
  max-width: 42rem;
  margin-inline: auto;
  margin-bottom: 3.5rem;
}
.section__tag {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
  padding: .25rem .75rem;
  border-radius: 99px;
  margin-bottom: .875rem;
}
.section__title {
  font-family: var(--ff-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  line-height: 1.2;
  color: var(--clr-text);
  margin-bottom: 1rem;
}
.section__desc {
  color: var(--clr-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ── Buttons ─────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  font-family: var(--ff-body);
  font-weight: 600;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.btn--sm  { font-size: .8125rem; padding: .45rem 1rem; }
.btn--md  { font-size: .9375rem; padding: .65rem 1.4rem; }
.btn--lg  { font-size: 1rem;     padding: .85rem 1.75rem; }

.btn--primary {
  background: var(--clr-primary);
  color: #fff;
  border-color: var(--clr-primary);
}
.btn--primary:hover {
  background: var(--clr-primary-dk);
  border-color: var(--clr-primary-dk);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(29,78,216,.35);
}
.btn--outline {
  background: transparent;
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}
.btn--outline:hover {
  background: var(--clr-primary-lt);
  transform: translateY(-1px);
}
.btn--ghost {
  background: transparent;
  color: var(--clr-primary);
  border-color: rgba(29,78,216,.3);
}
.btn--ghost:hover {
  background: var(--clr-primary-lt);
  border-color: var(--clr-primary);
}
.btn--ghost-white {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.5);
}
.btn--ghost-white:hover { background: rgba(255,255,255,.1); border-color: #fff; }
.btn--white {
  background: #fff;
  color: var(--clr-primary);
  border-color: #fff;
}
.btn--white:hover {
  background: var(--clr-primary-lt);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.btn--text {
  background: transparent;
  color: var(--clr-primary);
  border: none;
  padding-inline: 0;
  font-size: .9375rem;
}
.btn--text:hover { gap: .75rem; }

.badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--clr-primary);
  border: 1.5px solid var(--clr-primary);
  border-radius: 99px;
  padding: .2rem .75rem;
  margin-bottom: 1.25rem;
}

/* ── Header / Nav ────────────────────────────── */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: transform .35s ease, box-shadow .25s ease, border-color .25s ease;
}
.header.scrolled {
  border-bottom-color: var(--clr-border);
  box-shadow: var(--shadow-sm);
}
.header.nav--hidden {
  transform: translateY(-100%);
}

.nav {
  display: flex;
  align-items: center;
  gap: 2rem;
  height: 4rem;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -.01em;
  color: var(--clr-text);
  flex-shrink: 0;
}
.nav__logo-icon { color: var(--clr-primary); font-size: 1.25rem; }

.nav__list {
  display: flex;
  align-items: center;
  gap: .25rem;
  margin-inline-start: auto;
}
.nav__link {
  font-size: .875rem;
  font-weight: 600;
  color: var(--clr-heading);
  padding: .4rem .75rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav__link:hover, .nav__link.active {
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
}

.nav__cta { margin-inline-start: .5rem; }

/* ── Portal home button (all pages) ─────────────
   Small pill in the nav header — always links to index.php
   ─────────────────────────────────────────────── */
.nav__portal {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  font-size: .8rem;
  font-weight: 600;
  color: var(--clr-muted);
  padding: .3rem .75rem;
  border-radius: 99px;
  border: 1.5px solid var(--clr-border);
  transition: var(--transition);
  text-decoration: none;
  flex-shrink: 0;
  white-space: nowrap;
}
.nav__portal:hover {
  color: var(--clr-primary);
  border-color: var(--clr-primary);
  background: var(--clr-primary-lt);
}
/* When the portal is the current page, show as filled */
.nav__portal--active {
  color: var(--clr-primary);
  border-color: var(--clr-primary);
  background: var(--clr-primary-lt);
}
/* Dark-header variant (index.php) */
.nav__portal--dark {
  color: #94a3b8;
  border-color: rgba(255,255,255,.18);
}
.nav__portal--dark:hover {
  color: #f1f5f9;
  border-color: rgba(255,255,255,.5);
  background: rgba(255,255,255,.08);
}

/* ── Dropdown menu (المباريات) dans la nav ────── */
.nav__item--dropdown { position: relative; }
.nav__item--dropdown > .nav__link {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
}
.nav__caret {
  font-size: .6rem;
  opacity: .7;
  transition: transform var(--transition);
}
.nav__item--dropdown:hover .nav__caret,
.nav__item--dropdown:focus-within .nav__caret {
  transform: rotate(180deg);
}
.nav__dropdown {
  position: absolute;
  top: calc(100% + .6rem);
  right: 0;
  min-width: 14rem;
  margin: 0;
  padding: .5rem;
  list-style: none;
  display: grid;
  gap: .1rem;
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: var(--transition);
  z-index: 45;
}
.nav__item--dropdown:hover .nav__dropdown,
.nav__item--dropdown:focus-within .nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav__dropdown a {
  display: flex;
  align-items: center;
  gap: .5rem;
  font-size: .82rem;
  font-weight: 600;
  color: var(--clr-text);
  padding: .55rem .7rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition);
}
.nav__dropdown a:hover {
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
}
/* Variante header sombre (index.php) : le menu déroulant reste clair et lisible */
.header .nav__dropdown a { color: var(--clr-text); }

@media (max-width: 768px) {
  .nav__item--dropdown { position: static; }
  .nav__dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: var(--clr-bg-alt);
    margin-top: .35rem;
    margin-bottom: .35rem;
  }
}

/* ── Competition badge in nav ─────────────────── */
.nav__comp-badge {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .75rem;
  font-weight: 700;
  padding: .25rem .7rem;
  border-radius: 99px;
  border: 1.5px solid;
  flex-shrink: 0;
  white-space: nowrap;
  text-decoration: none;
  transition: var(--transition);
}
a.nav__comp-badge:hover { filter: brightness(0.95); }

@media (max-width: 1200px) {
  .nav { gap: 1rem; }
  .nav__comp-badge span.nav__comp-badge__text { display: none; }
}

.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: .5rem;
  margin-inline-start: auto;
}
.nav__burger span {
  display: block;
  width: 22px; height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Hero ────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-block: 6rem 4rem;
  overflow: hidden;
  background: linear-gradient(135deg, #f0f4ff 0%, #fafbff 60%, #ffffff 100%);
}

.hero__bg-shapes { position: absolute; inset: 0; pointer-events: none; }
.shape {
  position: absolute;
  border-radius: 50%;
  opacity: .5;
  filter: blur(60px);
}
.shape--1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #c7d9ff 0%, transparent 70%);
  top: -200px; right: -100px;
}
.shape--2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #dbeafe 0%, transparent 70%);
  bottom: -100px; left: -100px;
}
.shape--3 {
  width: 200px; height: 200px;
  background: radial-gradient(circle, #e0e7ff 0%, transparent 70%);
  top: 40%; left: 35%;
}

.hero__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero__title {
  font-family: var(--ff-display);
  font-size: clamp(2rem, 4.5vw, 3.5rem);
  line-height: 1.15;
  color: var(--clr-text);
  margin-bottom: 1.25rem;
}
.hero__title em {
  font-style: normal;
  color: var(--clr-primary);
}
.hero__subtitle {
  font-size: 1.075rem;
  color: var(--clr-muted);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 36rem;
}
.hero__actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero__card-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stat-card {
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  box-shadow: var(--shadow-md);
  transition: var(--transition);
}
.stat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.stat-card--accent { border-left: 4px solid var(--clr-primary); }
.stat-card__value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--clr-primary);
  line-height: 1;
  margin-bottom: .25rem;
}
.stat-card__label {
  font-size: .875rem;
  color: var(--clr-muted);
  font-weight: 500;
}

/* ── Stats bar ───────────────────────────────── */
.stats-bar {
  background: var(--clr-primary);
  padding-block: 2.5rem;
}
.stats-bar__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  text-align: center;
}
.stats-bar__item strong {
  display: block;
  font-size: 2.25rem;
  font-weight: 700;
  color: #fff;
  line-height: 1;
  margin-bottom: .25rem;
}
.stats-bar__item strong::after { content: '+'; }
.stats-bar__item span {
  font-size: .875rem;
  color: rgba(255,255,255,.75);
  font-weight: 500;
}

/* ── Stats-bar topic links ───────────────────── */
.stopic {
  display: block;
  background: #1a2540;
  border-radius: .35rem;
  padding: .5rem .65rem;
  text-decoration: none;
  color: #e2e8f0;
  border: 1px solid #2d3a52;
  transition: background .15s, border-color .15s, transform .12s;
  cursor: pointer;
  position: relative;
}
.stopic:hover {
  background: #243055;
  border-color: rgba(139,150,255,.55);
  transform: translateY(-1px);
  color: #fff;
}
.stopic:hover .stopic__sub { color: #c4cde0; }
.stopic:hover::after {
  content: '';
  width: .48rem;
  height: .48rem;
  border: 2px solid currentColor;
  border-radius: 50%;
  position: absolute;
  top: .3rem;
  left: .4rem;
  font-size: .7rem;
  opacity: .6;
}
.stopic--sm { border-radius: .3rem; padding: .42rem .55rem; }
.stopic__title { color: #e2e8f0; font-size: .73rem; font-weight: 600; line-height: 1.3; display: block; }
.stopic__sub   { color: #94a3b8; font-size: .65rem; display: block; margin-top: .1rem; }
.stopic--sm .stopic__title { font-size: .7rem; }
.stopic--sm .stopic__sub   { font-size: .62rem; }

/* ── Modules grid ────────────────────────────── */
.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.module-card {
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.module-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent, var(--clr-primary));
  opacity: 0;
  transition: var(--transition);
}
.module-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.module-card:hover::before { opacity: 1; }

.module-card__icon { font-size: 2rem; line-height: 1; }
.module-card__tag {
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--clr-primary);
  opacity: .75;
}
.module-card__title {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--clr-text);
  line-height: 1.3;
}
.module-card__desc {
  font-size: .875rem;
  color: var(--clr-muted);
  line-height: 1.6;
  flex: 1;
}
.module-card__meta {
  display: flex;
  gap: 1rem;
  font-size: .75rem;
  color: var(--clr-muted);
  font-weight: 500;
  padding-top: .5rem;
  border-top: 1px solid var(--clr-border);
}
.module-card__link {
  font-size: .875rem;
  font-weight: 600;
  color: var(--accent, var(--clr-primary));
  transition: var(--transition);
}
.module-card__link:hover { letter-spacing: .02em; }

/* ── Steps ───────────────────────────────────── */
.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}
.step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1rem;
}
.step__number {
  width: 3.5rem; height: 3.5rem;
  display: flex; align-items: center; justify-content: center;
  background: var(--clr-primary);
  color: #fff;
  border-radius: 50%;
  font-weight: 700;
  font-size: 1.125rem;
  flex-shrink: 0;
  box-shadow: 0 4px 14px rgba(29,78,216,.3);
}
.step__content h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: .5rem;
  color: var(--clr-text);
}
.step__content p { font-size: .875rem; color: var(--clr-muted); }
.step__connector {
  flex: 0 0 4rem;
  height: 2px;
  background: var(--clr-border);
  margin-top: 1.75rem;
  position: relative;
}
.step__connector::after {
  content: '';
  position: absolute;
  right: 0; top: -4px;
  border: 5px solid transparent;
  border-left-color: var(--clr-border);
}

/* ── Tests grid ──────────────────────────────── */
.tests-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.test-card {
  background: #fff;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  transition: var(--transition);
  position: relative;
}
.test-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.test-card--featured {
  grid-column: span 2;
  background: linear-gradient(135deg, var(--clr-primary-lt) 0%, #fff 100%);
  border-color: rgba(29,78,216,.2);
}
.test-card__badge {
  position: absolute;
  top: 1.25rem; right: 1.25rem;
  background: var(--clr-primary);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .2rem .6rem;
  border-radius: 99px;
}
.test-card h3 { font-size: 1.125rem; font-weight: 600; color: var(--clr-text); }
.test-card p  { font-size: .875rem; color: var(--clr-muted); }
.test-card__info {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  font-size: .8125rem;
  color: var(--clr-muted);
}

/* ── CTA section ─────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, var(--clr-primary-dk) 0%, var(--clr-primary) 100%);
  padding-block: 5rem;
  text-align: center;
}
.cta-section__inner {
  max-width: 42rem;
}
.cta-section h2 {
  font-family: var(--ff-display);
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  color: #fff;
  margin-bottom: 1rem;
}
.cta-section p { color: rgba(255,255,255,.8); margin-bottom: 2rem; font-size: 1.05rem; }
.cta-section__actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ── Footer ──────────────────────────────────── */
.footer {
  background: #0f172a;
  color: rgba(255,255,255,.7);
  padding-top: 4rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.footer__brand .nav__logo { color: #fff; margin-bottom: 1rem; }
.footer__brand p { font-size: .875rem; line-height: 1.7; }

.footer-logo-lockup {
  display:inline-flex;
  align-items:center;
  gap:.85rem;
  margin-bottom:1rem;
  text-decoration:none;
  color:#fff;
}
.footer-logo-lockup .nav__logo-icon {
  width:3rem !important;
  height:3rem !important;
  flex-basis:3rem !important;
}
.footer-logo-lockup .nav__logo-icon::before {
  width:.78rem;
  height:1.62rem;
  top:.48rem;
}
.footer-logo-lockup .nav__logo-icon::after {
  bottom:.58rem;
  width:1.55rem;
  height:.72rem;
}
.footer-logo-lockup__text {
  display:flex;
  flex-direction:column;
  gap:.12rem;
}
.footer-logo-lockup__name {
  font-size:1.22rem;
  font-weight:800;
  line-height:1;
  color:#fff;
}
.footer-logo-lockup__tagline {
  font-size:.72rem;
  font-weight:700;
  color:rgba(191,219,254,.86);
}
.footer__chips {
  display:flex;
  gap:.45rem;
  flex-wrap:wrap;
  margin-top:1rem;
}
.footer__chips span {
  display:inline-flex;
  align-items:center;
  min-height:1.75rem;
  padding:.2rem .65rem;
  border-radius:999px;
  background:rgba(59,130,246,.14);
  border:1px solid rgba(147,197,253,.24);
  color:#dbeafe;
  font-size:.68rem;
  font-weight:700;
}
.footer__quick-actions {
  display:flex;
  flex-wrap:wrap;
  gap:.55rem;
  margin-top:.9rem;
}
.footer__quick-actions a {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:2.2rem;
  padding:.3rem .85rem;
  border-radius:999px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
  color:#f8fbff;
  font-size:.78rem;
  font-weight:700;
}
.footer__quick-actions a:hover {
  background:rgba(59,130,246,.22);
  color:#fff;
}
@media(max-width:768px){
  .footer-logo-lockup .nav__logo-icon { width:2.65rem !important; height:2.65rem !important; flex-basis:2.65rem !important; }
  .footer-logo-lockup__name { font-size:1.08rem; }
}

.footer__col h4 {
  font-size: .875rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 1rem;
}
.footer__col ul li + li { margin-top: .5rem; }
.footer__col a {
  font-size: .875rem;
  color: rgba(255,255,255,.6);
  transition: var(--transition);
}
.footer__col a:hover { color: #fff; }

.footer__bottom {
  padding-block: 1.5rem;
  font-size: .8125rem;
  color: rgba(255,255,255,.4);
  text-align: center;
}

/* ── Animations ──────────────────────────────── */
[data-animate] { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
[data-animate="fade-left"] { transform: translateX(24px); }
[data-animate].is-visible { opacity: 1; transform: none; }
[data-animate="stagger"].is-visible > * { animation: fadeUp .5s ease both; }
[data-animate="stagger"].is-visible > *:nth-child(1) { animation-delay: .05s; }
[data-animate="stagger"].is-visible > *:nth-child(2) { animation-delay: .12s; }
[data-animate="stagger"].is-visible > *:nth-child(3) { animation-delay: .19s; }
[data-animate="stagger"].is-visible > *:nth-child(4) { animation-delay: .26s; }
[data-animate="stagger"].is-visible > *:nth-child(5) { animation-delay: .33s; }
[data-animate="stagger"].is-visible > *:nth-child(6) { animation-delay: .40s; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}

/* ── Responsive ──────────────────────────────── */
@media (max-width: 1024px) {
  .modules-grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid  { grid-template-columns: 1fr 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  .nav__list, .nav__cta { display: none; }
  .nav__burger { display: flex; }

  .nav__list.is-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 4rem; left: 0; right: 0;
    background: #fff;
    padding: 1.5rem;
    gap: .25rem;
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow-lg);
  }

  .hero__content { grid-template-columns: 1fr; gap: 2.5rem; }
  .hero__visual   { order: -1; }
  .hero__card-stack { flex-direction: row; flex-wrap: wrap; }
  .stat-card { flex: 1; min-width: 10rem; }

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

  .modules-grid   { grid-template-columns: 1fr; }
  .tests-grid     { grid-template-columns: 1fr; }
  .test-card--featured { grid-column: span 1; }

  .steps { flex-direction: column; align-items: center; gap: 1.5rem; }
  .step__connector { width: 2px; height: 2rem; flex: 0 0 2rem; margin-top: 0; }
  .step__connector::after { display: none; }

  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .stats-bar__grid { grid-template-columns: repeat(2, 1fr); }
  .hero__actions  { flex-direction: column; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .footer__grid { grid-template-columns: 1fr; }
}

/* ═══════════════════════════════════════════════
   SEARCH — overlay + results page
══════════════════════════════════════════════ */
.nav__search-btn {
  background: none;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-sm);
  width: 2.1rem; height: 2.1rem;
  display: flex; align-items: center; justify-content: center;
  font-size: .95rem; cursor: pointer;
  color: var(--clr-muted);
  transition: var(--transition);
  flex-shrink: 0;
}
.nav__search-btn:hover {
  border-color: var(--clr-primary);
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
}

/* ── Overlay ──────────────────────────────────── */
.search-overlay {
  position: fixed; inset: 0;
  z-index: 9999;           /* above header + backdrop-filter stacking contexts */
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 4.75rem;    /* just below the fixed nav (4rem) */
}
.search-overlay__backdrop {
  position: absolute; inset: 0;
  background: rgba(15,23,42,.6);
}
.search-overlay__box {
  position: relative; z-index: 1;
  width: min(600px, 92vw);
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 1.5rem;
  animation: searchBoxIn .18s ease both;
}
@keyframes searchBoxIn {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.search-overlay__close {
  position: absolute; top: .875rem; right: .875rem;
  background: var(--clr-surface); border: none;
  border-radius: var(--radius-sm); width: 1.75rem; height: 1.75rem;
  display: flex; align-items: center; justify-content: center;
  font-size: .8rem; cursor: pointer; color: var(--clr-muted);
  transition: var(--transition);
}
[dir="rtl"] .search-overlay__close { right: auto; left: .875rem; }
.search-overlay__close:hover { background: var(--clr-border); color: var(--clr-text); }

.search-overlay-form {
  display: flex; gap: .5rem;
  border: 2px solid var(--clr-border);
  border-radius: 99px;
  padding: .3rem .3rem .3rem 1.1rem;
  transition: border-color .2s;
}
[dir="rtl"] .search-overlay-form { padding: .3rem 1.1rem .3rem .3rem; }
.search-overlay-form:focus-within { border-color: var(--clr-primary); }
.search-overlay-form input {
  flex: 1; border: none; outline: none; background: transparent;
  font-size: .9375rem; font-family: inherit; color: var(--clr-text); min-width: 0;
}
.search-overlay-form button {
  background: var(--clr-primary); color: #fff; border: none;
  border-radius: 99px; padding: .5rem 1.25rem;
  font-size: .875rem; font-weight: 600; cursor: pointer;
  font-family: inherit; transition: background .2s;
}
.search-overlay-form button:hover { background: var(--clr-primary-dk); }

.search-overlay__hint {
  display: flex; gap: 1.25rem; margin-top: .75rem;
  font-size: .72rem; color: var(--clr-muted);
}
.search-overlay__hint kbd {
  display: inline-block;
  background: var(--clr-surface); border: 1px solid var(--clr-border);
  border-radius: 3px; padding: .05rem .4rem;
  font-size: .65rem; font-family: monospace; color: var(--clr-text);
}

/* ── Inline nav form (search.php) ─────────────── */
.nav__search-inline {
  display: flex; flex: 1; max-width: 30rem;
  border: 1.5px solid var(--clr-border); border-radius: 99px;
  overflow: hidden; background: var(--clr-bg-alt);
  transition: border-color .2s;
  margin-inline: .75rem;
}
.nav__search-inline:focus-within { border-color: var(--clr-primary); }
.nav__search-inline input {
  flex: 1; border: none; outline: none; background: transparent;
  padding: .38rem .9rem; font-size: .83rem; font-family: inherit; min-width: 0;
}
.nav__search-inline button {
  background: none; border: none; padding: .38rem .7rem;
  cursor: pointer; font-size: .85rem; color: var(--clr-muted);
  transition: color .2s;
}
.nav__search-inline button:hover { color: var(--clr-primary); }

@media (max-width: 768px) {
  .nav__search-inline { display: none; }
}


/* ── UX enhancements ─────────────────────────── */
:root { --clr-heading: var(--clr-text); }

:focus-visible {
  outline: 3px solid rgba(29,78,216,.35);
  outline-offset: 3px;
}

body.modal-open,
body.nav-open { overflow: hidden; }

.btn:disabled,
button:disabled {
  cursor: not-allowed;
  opacity: .58;
}

.search-overlay.is-open { display: flex !important; }
.search-overlay-form input[type="search"]::-webkit-search-cancel-button { cursor: pointer; }

.back-to-top {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 900;
  width: 2.75rem;
  height: 2.75rem;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  box-shadow: var(--shadow-lg);
  font-size: 1.1rem;
  font-weight: 800;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(.6rem);
  transition: opacity .2s ease, transform .2s ease, background .2s ease;
}
[dir="rtl"] .back-to-top { right: auto; left: 1.25rem; }
.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover { background: var(--clr-primary-dk); }

@media (max-width: 768px) {
  .container { padding-inline: 1rem; }
  .section { padding-block: 3.5rem; }
  .section__header { margin-bottom: 2rem; }
  .btn { justify-content: center; white-space: normal; text-align: center; }
  .nav__list.is-open {
    max-height: calc(100vh - 4rem);
    overflow-y: auto;
  }
  .search-overlay__box {
    width: min(94vw, 36rem);
    padding: 1.25rem;
    border-radius: var(--radius-md);
  }
  .search-overlay-form { border-radius: var(--radius-md); }
  .search-overlay-form button { padding-inline: 1rem; }
}

@media (max-width: 420px) {
  .search-overlay-form { flex-direction: column; padding: .75rem; }
  .search-overlay-form button { width: 100%; }
  .back-to-top { width: 2.5rem; height: 2.5rem; bottom: .9rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .001ms !important;
  }
}


/* ── Professional academy theme 2026 ─────────── */
:root {
  --clr-primary: #1d4ed8;
  --clr-primary-dk: #1e3a8a;
  --clr-primary-lt: #eff6ff;
  --clr-accent: #b45309;
  --clr-accent-lt: #fff7ed;
  --clr-text: #111827;
  --clr-heading: #0f172a;
  --clr-muted: #6b7280;
  --clr-border: #e5e7eb;
  --clr-bg: #fbfdff;
  --clr-bg-alt: #f4f8ff;
  --clr-surface: #ffffff;
  --radius-sm: .45rem;
  --radius-md: .75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.25rem;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, .06), 0 1px 10px rgba(0, 0, 0, .04);
  --shadow-md: 0 10px 24px rgba(0, 0, 0, .08);
  --shadow-lg: 0 18px 42px rgba(0, 0, 0, .12);
  --shadow-xl: 0 28px 70px rgba(0, 0, 0, .16);
}

html { background: var(--clr-bg); }
body {
  color: var(--clr-text);
  background:
    linear-gradient(180deg, rgba(242,248,245,.92), rgba(251,253,251,1) 18rem),
    var(--clr-bg);
}

.header {
  background: rgba(251,253,251,.88) !important;
  border-bottom: 1px solid rgba(220,231,226,.78);
  box-shadow: 0 8px 24px rgba(0,0,0,.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.header.scrolled { box-shadow: 0 12px 30px rgba(0,0,0,.1); }
.nav__logo,
.nav__link,
.nav__search-btn,
.nav__burger { color: var(--clr-heading) !important; }
.nav__logo-icon { color: var(--clr-primary) !important; }
.nav__link.active,
.nav__link:hover,
.nav__search-btn:hover { color: var(--clr-primary) !important; }
.nav__portal {
  background: var(--clr-primary-lt);
  border-color: rgba(29,78,216,.28);
  color: var(--clr-primary) !important;
}
.nav__portal--active,
.nav__portal:hover {
  background: var(--clr-primary);
  color: #fff !important;
  border-color: var(--clr-primary);
}

.section__tag {
  color: var(--clr-primary-dk);
  background: linear-gradient(135deg, #d9f99d, var(--clr-primary-lt));
  border: 1px solid rgba(29,78,216,.18);
  letter-spacing: .04em;
}
.section__title,
.module-hero__title,
.test-hero__title,
.cta-section h2 { color: var(--clr-heading); }
.section__desc { color: var(--clr-muted); }
.section--alt,
.competitions-section { background: linear-gradient(180deg, #f4f8ff, #eef6ff); }
.shared-section { background: var(--clr-bg); }

.btn {
  border-radius: .55rem;
  box-shadow: none;
}
.btn--primary {
  background: linear-gradient(135deg, var(--clr-primary), #2563eb);
  border-color: transparent;
  box-shadow: 0 10px 20px rgba(29,78,216,.18);
}
.btn--primary:hover {
  background: linear-gradient(135deg, var(--clr-primary-dk), var(--clr-primary));
  transform: translateY(-1px);
  box-shadow: 0 14px 26px rgba(29,78,216,.22);
}
.btn--outline {
  color: var(--clr-primary);
  border-color: rgba(29,78,216,.42);
  background: rgba(255,255,255,.72);
}
.btn--outline:hover {
  color: #fff;
  background: var(--clr-primary);
  border-color: var(--clr-primary);
}
.btn--ghost-white {
  color: #fff;
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.28);
}

.hero,
.module-hero,
.test-hero,
.cta-section,
.module-cta {
  background:
    linear-gradient(135deg, rgba(15,23,42,.98) 0%, rgba(29,78,216,.96) 55%, rgba(180,83,9,.94) 100%) !important;
  position: relative;
  overflow: hidden;
}
.module-hero::before,
.test-hero::before,
.cta-section::before,
.module-cta::before {
  background-image:
    linear-gradient(rgba(255,255,255,.075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.075) 1px, transparent 1px) !important;
  background-size: 48px 48px !important;
  opacity: .7;
}
.portal-visual__glow {
  background: radial-gradient(circle, rgba(250,204,21,.22), rgba(37,99,235,.14) 45%, transparent 72%) !important;
}
.pv-card {
  background: rgba(255,255,255,.12);
  border-color: rgba(255,255,255,.18);
  box-shadow: 0 18px 38px rgba(0,0,0,.14);
}
.pv-card__lbl { color: rgba(255,255,255,.6); }

.comp-card,
.module-card,
.test-card,
.sidebar-card,
.shared-item,
.pager-link,
.search-result,
.admin-card {
  background: rgba(255,255,255,.92);
  border-color: rgba(220,231,226,.9);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.comp-card:hover,
.module-card:hover,
.test-card:hover,
.shared-item:hover,
.pager-link:hover,
.search-result:hover {
  border-color: rgba(29,78,216,.38);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}
.comp-card__banner {
  background: linear-gradient(135deg, #1d4ed8 0%, #b45309 100%) !important;
}
.comp-card__badge {
  background: rgba(255,255,255,.2);
  border-color: rgba(255,255,255,.34);
}
.comp-card__title,
.module-card__title,
.test-card__title,
.shared-item__title,
.sidebar-card h3 { color: var(--clr-heading); }
.comp-card__sub,
.comp-card__desc,
.comp-stat,
.module-card__desc,
.test-card__desc { color: var(--clr-muted); }
.comp-card__cta {
  color: var(--clr-primary-dk);
  background: linear-gradient(135deg, rgba(230,255,251,.45), rgba(255,247,237,.65));
}
.comp-stat__dot { background: var(--clr-accent); }

.module-card::before { background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent)); }
.module-hero__tag,
.test-hero__tag {
  background: rgba(255,255,255,.14);
  border: 1px solid rgba(255,255,255,.26);
  color: #ecfdf5;
}
.module-hero__title,
.module-hero__desc,
.module-hero__meta span,
.test-hero__title,
.test-hero__desc,
.test-hero__meta { color: #f8fbff; }
.breadcrumb a,
.toc-list a.active,
.toc-list a:hover,
.pager-arrow { color: var(--clr-primary); }
.progress-fill,
.qz-progress__fill { background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent)); }
.objectives {
  background: linear-gradient(135deg, var(--clr-primary-lt), #f7fee7);
  border-color: rgba(29,78,216,.18);
}
.objectives h3,
.objectives li::before { color: var(--clr-primary); }
.objectives li { color: var(--clr-primary-dk); }

.qz-card,
.qz-root,
#quiz-root {
  background: rgba(255,255,255,.94);
  border-color: rgba(220,231,226,.92);
}
.qz-opt {
  border-color: var(--clr-border);
  background: #fff;
}
.qz-opt:hover:not(:disabled) {
  border-color: var(--clr-primary);
  background: var(--clr-primary-lt);
}
.qz-opt__letter {
  background: var(--clr-primary-lt);
  color: var(--clr-primary-dk);
}
.qz-score--great { border-color: #1d4ed8; background: #ecfdf5; color: #1d4ed8; }
.qz-score--ok { border-color: #b45309; background: #fff7ed; color: #92400e; }
.qz-score--low { border-color: #1d4ed8; background: #eff6ff; color: #1e3a8a; }

.search-overlay__box {
  border: 1px solid rgba(220,231,226,.9);
  border-radius: var(--radius-lg);
}
.search-overlay-form { border-color: var(--clr-border); }
.search-overlay-form:focus-within { border-color: var(--clr-primary); box-shadow: 0 0 0 4px rgba(29,78,216,.1); }
.search-overlay-form button,
.back-to-top { background: var(--clr-primary); }
.search-overlay-form button:hover,
.back-to-top:hover { background: var(--clr-primary-dk); }

.footer {
  background: #0f172a;
  color: rgba(255,255,255,.78);
}
.footer a:hover { color: #d9f99d; }

@media (max-width: 768px) {
  .nav__list {
    background: rgba(251,253,251,.98);
    border: 1px solid rgba(220,231,226,.9);
    box-shadow: var(--shadow-lg);
  }
  .portal-hero { padding-top: 4.5rem; }
  .portal-hero__actions,
  .hero__actions,
  .cta-section__actions { width: 100%; }
  .portal-hero__actions .btn,
  .hero__actions .btn,
  .cta-section__actions .btn { flex: 1 1 100%; }
}


/* ── Hero contrast repair (.portal-hero excluded — styled directly in index.php) ── */
.hero,
.module-hero,
.test-hero,
.cta-section,
.module-cta {
  background:
    linear-gradient(135deg, rgba(6, 35, 32, .98) 0%, rgba(10, 105, 96, .96) 56%, rgba(132, 65, 12, .94) 100%) !important;
}
.hero::after {
  background:
    linear-gradient(90deg, rgba(6, 35, 32, .1), rgba(6, 35, 32, .2)),
    radial-gradient(ellipse 70% 45% at 18% 42%, rgba(217,249,157,.12), transparent 68%) !important;
}
.hero__tag,
.module-hero__tag,
.test-hero__tag {
  color: #ecfeff !important;
  background: rgba(255,255,255,.16) !important;
  border-color: rgba(255,255,255,.34) !important;
  text-shadow: 0 1px 2px rgba(0,0,0,.24);
}
.hero__title,
.module-hero__title,
.test-hero__title,
.cta-section h2,
.module-cta h3 {
  color: #ffffff !important;
  text-shadow: 0 3px 18px rgba(0,0,0,.34);
}
.hero__title em {
  color: #fde68a !important;
  text-shadow: 0 3px 18px rgba(0,0,0,.32);
}
.hero__desc,
.module-hero__desc,
.test-hero__desc,
.cta-section p,
.module-cta p {
  color: #eff6ff !important;
  opacity: 1 !important;
  text-shadow: 0 2px 10px rgba(0,0,0,.28);
}
.hero__meta,
.hero__meta span,
.module-hero__meta span,
.test-hero__meta {
  color: rgba(236,254,255,.86) !important;
}
.hero .btn--outline,
.hero .btn--ghost-white {
  color: #ffffff !important;
  border-color: rgba(255,255,255,.55) !important;
  background: rgba(255,255,255,.1) !important;
}
.hero .btn--outline:hover,
.hero .btn--ghost-white:hover {
  color: #0f172a !important;
  background: #ffffff !important;
  border-color: #ffffff !important;
}
.hero .btn--primary {
  background: #2563eb !important;
  color: #ffffff !important;
  border-color: rgba(255,255,255,.12) !important;
}
.hero .btn--primary:hover {
  background: #1d4ed8 !important;
}
.stat-card,
.hero__stats .stat-card,
.portal-stat-card {
  color: var(--clr-heading);
}


/* ── Professional search icon ────────────────── */
.nav__search-btn {
  width: 2.35rem;
  height: 2.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(29,78,216,.18);
  border-radius: 50%;
  background: rgba(255,255,255,.72);
  color: var(--clr-heading) !important;
  line-height: 1;
  box-shadow: 0 6px 16px rgba(0,0,0,.07);
}
.nav__search-icon {
  width: 1.12rem;
  height: 1.12rem;
  display: block;
  transition: transform .18s ease;
}
.nav__search-btn:hover {
  background: var(--clr-primary) !important;
  border-color: var(--clr-primary);
  color: #fff !important;
  transform: translateY(-1px);
}
.nav__search-btn:hover .nav__search-icon {
  transform: scale(1.08);
}
.nav__search-btn:focus-visible {
  outline: 3px solid rgba(29,78,216,.28);
  outline-offset: 3px;
}


/* ── Search submit icon ──────────────────────── */
.search-submit-icon {
  width: 1rem;
  height: 1rem;
  display: block;
}
.nav__search-inline button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}


/* ── Search empty svg ────────────────────────── */
.search-empty__svg {
  width: 2.6rem;
  height: 2.6rem;
  color: var(--clr-primary);
}


/* ── Color refresh: cobalt rose pearl ────────── */
:root {
  --clr-primary: #2563eb;
  --clr-primary-dk: #1e40af;
  --clr-primary-lt: #eff6ff;
  --clr-accent: #2563eb;
  --clr-accent-lt: #eff6ff;
  --clr-text: #172033;
  --clr-heading: #0f172a;
  --clr-muted: #64748b;
  --clr-border: #dbe4f0;
  --clr-bg: #fbfdff;
  --clr-bg-alt: #f4f8ff;
  --clr-surface: #ffffff;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.05), 0 8px 20px rgba(37,99,235,.04);
  --shadow-md: 0 12px 28px rgba(15,23,42,.08);
  --shadow-lg: 0 20px 46px rgba(15,23,42,.12);
  --shadow-xl: 0 30px 80px rgba(15,23,42,.16);
}

body {
  background:
    linear-gradient(180deg, rgba(244,248,255,.95), rgba(251,253,255,1) 18rem),
    var(--clr-bg) !important;
}

.header {
  background: rgba(251,253,255,.9) !important;
  border-bottom-color: rgba(219,228,240,.86) !important;
  box-shadow: 0 10px 28px rgba(15,23,42,.06) !important;
}
.nav__logo-icon,
.nav__link.active,
.nav__link:hover,
.nav__search-btn:hover { color: var(--clr-primary) !important; }
.nav__portal {
  background: var(--clr-primary-lt) !important;
  border-color: rgba(37,99,235,.24) !important;
  color: var(--clr-primary-dk) !important;
}
.nav__portal--active,
.nav__portal:hover {
  background: var(--clr-primary) !important;
  color: #fff !important;
  border-color: var(--clr-primary) !important;
}

.section--alt,
.competitions-section {
  background: linear-gradient(180deg, #f4f8ff, #eef5ff) !important;
}
.section__tag {
  background: linear-gradient(135deg, #dbeafe, #eff6ff) !important;
  border-color: rgba(37,99,235,.18) !important;
  color: var(--clr-primary-dk) !important;
}

.btn--primary,
.hero .btn--primary,
.portal-hero .btn--primary {
  background: linear-gradient(135deg, #2563eb, #0ea5e9) !important;
  border-color: transparent !important;
  color: #fff !important;
  box-shadow: 0 12px 24px rgba(37,99,235,.22) !important;
}
.btn--primary:hover,
.hero .btn--primary:hover,
.portal-hero .btn--primary:hover {
  background: linear-gradient(135deg, #1e40af, #2563eb) !important;
}
.btn--outline {
  color: var(--clr-primary-dk) !important;
  border-color: rgba(37,99,235,.38) !important;
  background: rgba(255,255,255,.78) !important;
}
.btn--outline:hover {
  color: #fff !important;
  background: var(--clr-primary) !important;
  border-color: var(--clr-primary) !important;
}

.hero,
.module-hero,
.test-hero,
.cta-section,
.module-cta {
  background:
    linear-gradient(135deg, rgba(14, 30, 71, .98) 0%, rgba(37, 99, 235, .95) 56%, rgba(225, 29, 72, .9) 100%) !important;
}
.hero::after {
  background:
    radial-gradient(ellipse 72% 48% at 16% 42%, rgba(186,230,253,.22), transparent 68%),
    linear-gradient(90deg, rgba(15,23,42,.05), rgba(15,23,42,.18)) !important;
}
.hero__tag,
.module-hero__tag,
.test-hero__tag {
  background: rgba(255,255,255,.16) !important;
  border-color: rgba(255,255,255,.34) !important;
  color: #f8fbff !important;
}
.hero__title,
.module-hero__title,
.test-hero__title,
.cta-section h2,
.module-cta h3 { color: #fff !important; }
.hero__title em { color: #bfdbfe !important; }
.hero__desc,
.module-hero__desc,
.test-hero__desc,
.cta-section p,
.module-cta p { color: #eef6ff !important; }

.comp-card__banner {
  background: linear-gradient(135deg, #2563eb 0%, #2563eb 100%) !important;
}
.comp-card__cta {
  color: var(--clr-primary-dk) !important;
  background: linear-gradient(135deg, rgba(239,246,255,.7), rgba(255,241,242,.75)) !important;
}
.comp-stat__dot { background: var(--clr-accent) !important; }
.module-card::before,
.progress-fill,
.qz-progress__fill {
  background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent)) !important;
}

.objectives {
  background: linear-gradient(135deg, #eff6ff, #eff6ff) !important;
  border-color: rgba(37,99,235,.18) !important;
}
.objectives h3,
.objectives li::before,
.breadcrumb a,
.toc-list a.active,
.toc-list a:hover,
.pager-arrow,
.key-term__word { color: var(--clr-primary-dk) !important; }
.callout { border-color: var(--clr-primary) !important; background: #f8fbff !important; }
.callout--warn { border-color: var(--clr-accent) !important; background: #eff6ff !important; }
.callout--tip { border-color: #0ea5e9 !important; background: #f0f9ff !important; }

.qz-opt:hover:not(:disabled) {
  border-color: var(--clr-primary) !important;
  background: var(--clr-primary-lt) !important;
}
.qz-opt__letter,
.qz-counter {
  background: var(--clr-primary-lt) !important;
  color: var(--clr-primary-dk) !important;
}
.qz-score--great { border-color: #2563eb !important; background: #eff6ff !important; color: #1e40af !important; }
.qz-score--ok { border-color: #0ea5e9 !important; background: #f0f9ff !important; color: #0369a1 !important; }
.qz-score--low { border-color: #2563eb !important; background: #eff6ff !important; color: #1d4ed8 !important; }

.search-overlay-form:focus-within,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-primary) !important;
  box-shadow: 0 0 0 4px rgba(37,99,235,.12) !important;
}
.search-overlay-form button,
.back-to-top,
.nav__search-btn:hover {
  background: var(--clr-primary) !important;
}
.search-overlay-form button:hover,
.back-to-top:hover { background: var(--clr-primary-dk) !important; }
.search-empty__svg { color: var(--clr-primary) !important; }

.footer {
  background: #0f172a !important;
  color: rgba(255,255,255,.78) !important;
}
.footer a:hover { color: #bfdbfe !important; }

@media (max-width: 768px) {
  .nav__list {
    background: rgba(251,253,255,.98) !important;
    border-color: rgba(219,228,240,.92) !important;
  }
}


/* ── Color refresh: rose burgundy strip ──────── */
:root {
  --clr-primary: #1d4ed8;
  --clr-primary-dk: #1e3a8a;
  --clr-primary-lt: #eff6ff;
  --clr-accent: #60a5fa;
  --clr-accent-lt: #f8fbff;
  --clr-text: #1a2540;
  --clr-heading: #111827;
  --clr-muted: #64748b;
  --clr-border: #dbe4f0;
  --clr-bg: #fbfdff;
  --clr-bg-alt: #eff6ff;
  --clr-surface: #ffffff;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.05), 0 8px 20px rgba(29,78,216,.05);
  --shadow-md: 0 12px 28px rgba(0,0,0,.09);
  --shadow-lg: 0 20px 46px rgba(0,0,0,.13);
  --shadow-xl: 0 30px 80px rgba(0,0,0,.18);
}

body {
  background:
    linear-gradient(180deg, rgba(255,242,244,.95), rgba(255,250,250,1) 18rem),
    var(--clr-bg) !important;
}

.header {
  background: rgba(255,250,250,.91) !important;
  border-bottom-color: rgba(234,212,216,.9) !important;
  box-shadow: 0 10px 28px rgba(0,0,0,.07) !important;
}
.nav__logo,
.nav__link,
.nav__search-btn,
.nav__burger { color: var(--clr-heading) !important; }
.nav__logo-icon,
.nav__link.active,
.nav__link:hover,
.nav__search-btn:hover { color: var(--clr-primary) !important; }
.nav__portal {
  background: var(--clr-primary-lt) !important;
  border-color: rgba(29,78,216,.24) !important;
  color: var(--clr-primary-dk) !important;
}
.nav__portal--active,
.nav__portal:hover {
  background: var(--clr-primary) !important;
  color: #fff !important;
  border-color: var(--clr-primary) !important;
}

.section--alt,
.competitions-section {
  background: linear-gradient(180deg, #eff6ff, #f8fbff) !important;
}
.shared-section { background: #fbfdff !important; }
.section__tag {
  background: linear-gradient(135deg, #e0e7ff, #f8fbff) !important;
  border-color: rgba(29,78,216,.18) !important;
  color: var(--clr-primary-dk) !important;
}

.btn--primary,
.hero .btn--primary,
.portal-hero .btn--primary {
  background: linear-gradient(135deg, #4f6ef7, #1e40af) !important;
  border-color: transparent !important;
  color: #fff !important;
  box-shadow: 0 12px 24px rgba(29,78,216,.24) !important;
}
.btn--primary:hover,
.hero .btn--primary:hover,
.portal-hero .btn--primary:hover {
  background: linear-gradient(135deg, #1e40af, #1e3a8a) !important;
}
.btn--outline {
  color: var(--clr-primary-dk) !important;
  border-color: rgba(29,78,216,.4) !important;
  background: rgba(255,255,255,.82) !important;
}
.btn--outline:hover {
  color: #fff !important;
  background: var(--clr-primary) !important;
  border-color: var(--clr-primary) !important;
}

.hero,
.module-hero,
.test-hero,
.cta-section,
.module-cta {
  background:
    linear-gradient(90deg,
      #60a5fa 0%,
      #93c5fd 14%,
      #4f6ef7 28%,
      #4f6ef7 42%,
      #1d4ed8 56%,
      #1e40af 70%,
      #1e3a8a 84%,
      #1e3a8a 100%) !important;
}
.hero::after {
  background:
    radial-gradient(ellipse 70% 45% at 18% 42%, rgba(255,230,234,.28), transparent 68%),
    linear-gradient(90deg, rgba(0,0,0,.04), rgba(0,0,0,.22)) !important;
}
.hero__tag,
.module-hero__tag,
.test-hero__tag {
  background: rgba(255,255,255,.18) !important;
  border-color: rgba(255,255,255,.38) !important;
  color: #f8fbff !important;
}
.hero__title,
.module-hero__title,
.test-hero__title,
.cta-section h2,
.module-cta h3 {
  color: #fff !important;
  text-shadow: 0 3px 18px rgba(0,0,0,.34) !important;
}
.hero__title em { color: #e0e7ff !important; }
.hero__desc,
.module-hero__desc,
.test-hero__desc,
.cta-section p,
.module-cta p { color: #f4f8ff !important; }
.hero__meta,
.hero__meta span,
.module-hero__meta span,
.test-hero__meta { color: rgba(255,248,250,.88) !important; }

.comp-card,
.module-card,
.test-card,
.sidebar-card,
.shared-item,
.pager-link,
.search-result {
  border-color: rgba(234,212,216,.95) !important;
}
.comp-card:hover,
.module-card:hover,
.test-card:hover,
.shared-item:hover,
.pager-link:hover,
.search-result:hover {
  border-color: rgba(29,78,216,.42) !important;
}
.comp-card__banner {
  background: linear-gradient(90deg, #60a5fa, #4f6ef7, #1d4ed8, #1e3a8a) !important;
}
.comp-card__cta {
  color: var(--clr-primary-dk) !important;
  background: linear-gradient(135deg, rgba(255,241,243,.86), rgba(255,247,248,.9)) !important;
}
.comp-stat__dot { background: var(--clr-primary) !important; }
.module-card::before,
.progress-fill,
.qz-progress__fill {
  background: linear-gradient(90deg, #60a5fa, #1d4ed8, #1e3a8a) !important;
}

.objectives {
  background: linear-gradient(135deg, #eff6ff, #f8fbff) !important;
  border-color: rgba(29,78,216,.18) !important;
}
.objectives h3,
.objectives li::before,
.breadcrumb a,
.toc-list a.active,
.toc-list a:hover,
.pager-arrow,
.key-term__word { color: var(--clr-primary-dk) !important; }
.toc-list li a.active,
.modules-nav a:hover { background: var(--clr-primary-lt) !important; }
.callout { border-color: var(--clr-primary) !important; background: #f8fbff !important; }
.callout--warn { border-color: #1e40af !important; background: #eff6ff !important; }
.callout--tip { border-color: #4f6ef7 !important; background: #f8fbff !important; }

.qz-opt:hover:not(:disabled) {
  border-color: var(--clr-primary) !important;
  background: var(--clr-primary-lt) !important;
}
.qz-opt__letter,
.qz-counter {
  background: var(--clr-primary-lt) !important;
  color: var(--clr-primary-dk) !important;
}
.qz-score--great { border-color: #1d4ed8 !important; background: #eff6ff !important; color: #1e3a8a !important; }
.qz-score--ok { border-color: #4f6ef7 !important; background: #f8fbff !important; color: #1e40af !important; }
.qz-score--low { border-color: #1e3a8a !important; background: #eff6ff !important; color: #1e3a8a !important; }

.search-overlay-form:focus-within,
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-primary) !important;
  box-shadow: 0 0 0 4px rgba(29,78,216,.13) !important;
}
.search-overlay-form button,
.back-to-top,
.nav__search-btn:hover {
  background: var(--clr-primary) !important;
  color: #fff !important;
}
.search-overlay-form button:hover,
.back-to-top:hover { background: var(--clr-primary-dk) !important; }
.search-empty__svg { color: var(--clr-primary) !important; }

.footer {
  background: #172033 !important;
  color: rgba(255,255,255,.78) !important;
}
.footer a:hover { color: #dbeafe !important; }

@media (max-width: 768px) {
  .nav__list {
    background: rgba(255,250,250,.98) !important;
    border-color: rgba(234,212,216,.92) !important;
  }
}


/* ── Light / dark mode ───────────────────────── */
.theme-toggle {
  min-width: 4.8rem;
  height: 2.35rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: .42rem;
  border: 1px solid rgba(29,78,216,.24);
  border-radius: 99px;
  background: rgba(255,255,255,.76);
  color: var(--clr-heading);
  font-family: inherit;
  font-size: .78rem;
  font-weight: 800;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .18s ease;
}
.theme-toggle svg {
  width: 1rem;
  height: 1rem;
  display: block;
}
.theme-toggle:hover {
  transform: translateY(-1px);
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: #fff;
}
.theme-toggle:focus-visible {
  outline: 3px solid rgba(29,78,216,.26);
  outline-offset: 3px;
}

html[data-theme="light"] {
  color-scheme: light;
}

html[data-theme="dark"] {
  color-scheme: dark;
  --clr-primary: #60a5fa;
  --clr-primary-dk: #dbeafe;
  --clr-primary-lt: #243055;
  --clr-accent: #93c5fd;
  --clr-accent-lt: #1f2a44;
  --clr-text: #eef5ff;
  --clr-heading: #f8fbff;
  --clr-muted: #c4cde0;
  --clr-border: #1e3a8a;
  --clr-bg: #0f172a;
  --clr-bg-alt: #172033;
  --clr-surface: #1a2540;
  --shadow-sm: 0 1px 2px rgba(0,0,0,.28), 0 8px 20px rgba(0,0,0,.16);
  --shadow-md: 0 12px 28px rgba(0,0,0,.28);
  --shadow-lg: 0 20px 46px rgba(0,0,0,.34);
  --shadow-xl: 0 30px 80px rgba(0,0,0,.42);
}

html[data-theme="dark"] body {
  background: var(--clr-bg) !important;
  color: var(--clr-text);
}
html[data-theme="dark"] .header {
  background: rgba(15,23,42,.88) !important;
  border-bottom-color: rgba(30,58,138,.88) !important;
  box-shadow: 0 12px 30px rgba(0,0,0,.3) !important;
}
html[data-theme="dark"] .nav__logo,
html[data-theme="dark"] .nav__link,
html[data-theme="dark"] .nav__search-btn,
html[data-theme="dark"] .nav__burger {
  color: var(--clr-heading) !important;
}
html[data-theme="dark"] .nav__portal,
html[data-theme="dark"] .theme-toggle,
html[data-theme="dark"] .nav__search-btn {
  background: rgba(255,255,255,.08) !important;
  border-color: rgba(96,165,250,.22) !important;
  color: var(--clr-heading) !important;
}
html[data-theme="dark"] .nav__portal:hover,
html[data-theme="dark"] .theme-toggle:hover,
html[data-theme="dark"] .nav__search-btn:hover {
  background: #60a5fa !important;
  border-color: #60a5fa !important;
  color: #172033 !important;
}
html[data-theme="dark"] .section--alt,
html[data-theme="dark"] .competitions-section,
html[data-theme="dark"] .shared-section {
  background: linear-gradient(180deg, #172033, #0f172a) !important;
}
html[data-theme="dark"] .section__tag,
html[data-theme="dark"] .qz-counter,
html[data-theme="dark"] .qz-opt__letter,
html[data-theme="dark"] .toc-list li a.active,
html[data-theme="dark"] .modules-nav a:hover {
  background: rgba(96,165,250,.14) !important;
  color: #dbeafe !important;
  border-color: rgba(96,165,250,.24) !important;
}
html[data-theme="dark"] .comp-card,
html[data-theme="dark"] .module-card,
html[data-theme="dark"] .test-card,
html[data-theme="dark"] .sidebar-card,
html[data-theme="dark"] .shared-item,
html[data-theme="dark"] .pager-link,
html[data-theme="dark"] .search-result,
html[data-theme="dark"] .search-overlay__box,
html[data-theme="dark"] .chapter,
html[data-theme="dark"] .qz-card,
html[data-theme="dark"] #quiz-root,
html[data-theme="dark"] .objectives,
html[data-theme="dark"] .key-term {
  background: rgba(26,37,64,.94) !important;
  border-color: rgba(30,58,138,.9) !important;
  color: var(--clr-text) !important;
}
html[data-theme="dark"] .chapter__header,
html[data-theme="dark"] .qz-header,
html[data-theme="dark"] .comp-card__cta {
  background: linear-gradient(135deg, #1f2a44, #172033) !important;
}
html[data-theme="dark"] .chapter__body,
html[data-theme="dark"] .qz-foot {
  background: #1a2540 !important;
}
html[data-theme="dark"] .comp-card__title,
html[data-theme="dark"] .module-card__title,
html[data-theme="dark"] .test-card__title,
html[data-theme="dark"] .shared-item__title,
html[data-theme="dark"] .sidebar-card h3,
html[data-theme="dark"] .chapter__body h3,
html[data-theme="dark"] .chapter__body h4,
html[data-theme="dark"] .qz-q,
html[data-theme="dark"] .qz-review-title,
html[data-theme="dark"] .qz-ri__q,
html[data-theme="dark"] .section__title {
  color: var(--clr-heading) !important;
}
html[data-theme="dark"] .comp-card__desc,
html[data-theme="dark"] .module-card__desc,
html[data-theme="dark"] .test-card__desc,
html[data-theme="dark"] .section__desc,
html[data-theme="dark"] .qz-hint,
html[data-theme="dark"] .comp-stat {
  color: var(--clr-muted) !important;
}
html[data-theme="dark"] input,
html[data-theme="dark"] textarea,
html[data-theme="dark"] select,
html[data-theme="dark"] .search-overlay-form,
html[data-theme="dark"] .nav__search-inline {
  background: #0f172a !important;
  color: var(--clr-heading) !important;
  border-color: rgba(30,58,138,.9) !important;
}
html[data-theme="dark"] input::placeholder,
html[data-theme="dark"] textarea::placeholder {
  color: #94a3b8 !important;
}
html[data-theme="dark"] .btn--outline {
  background: rgba(255,255,255,.06) !important;
  color: #dbeafe !important;
  border-color: rgba(96,165,250,.28) !important;
}
html[data-theme="dark"] .btn--outline:hover {
  background: #60a5fa !important;
  color: #172033 !important;
  border-color: #60a5fa !important;
}
html[data-theme="dark"] .qz-opt {
  background: #172033 !important;
  border-color: rgba(30,58,138,.9) !important;
  color: var(--clr-text) !important;
}
html[data-theme="dark"] .qz-opt:hover:not(:disabled) {
  background: #243055 !important;
  border-color: #60a5fa !important;
}
html[data-theme="dark"] .callout,
html[data-theme="dark"] .callout--tip,
html[data-theme="dark"] .callout--warn {
  background: #172033 !important;
  color: var(--clr-text) !important;
}
html[data-theme="dark"] .footer {
  background: #0b1020 !important;
}

@media (max-width: 768px) {
  html[data-theme="dark"] .nav__list {
    background: rgba(15,23,42,.98) !important;
    border-color: rgba(30,58,138,.9) !important;
  }
}

/* ── Color lock: identité PrépaConcours (bleu) — neutralise les refresh teal/rose ── */
:root {
  --clr-primary:    #1d4ed8;
  --clr-primary-dk: #1e3a8a;
  --clr-primary-lt: #eff6ff;
  --clr-accent:     #4f6ef7;
  --clr-heading:    #111827;
  --clr-text:       #111827;
  --clr-muted:      #6b7280;
  --clr-border:     #e5e7eb;
  --clr-bg:         #ffffff;
  --clr-bg-alt:     #f8fafc;
  --clr-surface:    #f1f5f9;
}
html[data-theme="dark"] {
  --clr-primary:    #60a5fa;
  --clr-primary-dk: #3b82f6;
  --clr-primary-lt: rgba(96,165,250,.14);
  --clr-accent:     #93c5fd;
}

/* PrépaConcours Compass logo */
.nav__logo-icon {
  position: relative !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 2.15rem !important;
  height: 2.15rem !important;
  flex: 0 0 2.15rem !important;
  color: transparent !important;
  font-size: 0 !important;
  line-height: 1 !important;
  border-radius: 50% !important;
  background:
    radial-gradient(circle at 50% 58%, rgba(255,255,255,.18) 0 23%, transparent 24%),
    linear-gradient(135deg, #1d4ed8 0%, #0f172a 100%) !important;
  box-shadow:
    inset 0 0 0 2px rgba(255,255,255,.72),
    inset 0 0 0 4px rgba(96,165,250,.34),
    0 8px 18px rgba(29,78,216,.22) !important;
  overflow: hidden !important;
}
.nav__logo-icon::before {
  content: "";
  position: absolute;
  width: .55rem;
  height: 1.18rem;
  top: .34rem;
  left: 50%;
  border-radius: .35rem .35rem .12rem .12rem;
  background: linear-gradient(180deg, #fbbf24 0%, #f59e0b 100%);
  clip-path: polygon(50% 0, 100% 100%, 50% 78%, 0 100%);
  transform: translateX(-50%) rotate(33deg);
  transform-origin: 50% 82%;
  box-shadow: 0 2px 5px rgba(15,23,42,.24);
}
.nav__logo-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: .42rem;
  width: 1.12rem;
  height: .54rem;
  transform: translateX(-50%);
  border-radius: .08rem .08rem .22rem .22rem;
  background:
    linear-gradient(90deg, transparent calc(50% - 1px), rgba(15,23,42,.45) calc(50% - 1px) calc(50% + 1px), transparent calc(50% + 1px)),
    linear-gradient(135deg, #f8fbff 0 48%, #dbeafe 49% 100%);
  box-shadow: 0 -1px 0 rgba(255,255,255,.75), 0 2px 4px rgba(15,23,42,.18);
}
.footer .nav__logo-icon {
  box-shadow:
    inset 0 0 0 2px rgba(255,255,255,.82),
    inset 0 0 0 4px rgba(96,165,250,.38),
    0 8px 18px rgba(0,0,0,.28) !important;
}
html[data-theme="dark"] .nav__logo-icon {
  background:
    radial-gradient(circle at 50% 58%, rgba(255,255,255,.16) 0 23%, transparent 24%),
    linear-gradient(135deg, #2563eb 0%, #0b1020 100%) !important;
  box-shadow:
    inset 0 0 0 2px rgba(219,234,254,.7),
    inset 0 0 0 4px rgba(96,165,250,.26),
    0 8px 20px rgba(0,0,0,.32) !important;
}


/* Contrast audit fixes: dark mode readability */
html[data-theme="dark"] .stat-card {
  background:rgba(15,23,42,.82) !important;
  border-color:rgba(147,197,253,.26) !important;
}
html[data-theme="dark"] .stat-card__value { color:#bfdbfe !important; }
html[data-theme="dark"] .stat-card__label { color:#dbeafe !important; }
html[data-theme="dark"] .section__tag,
html[data-theme="dark"] .shared-item__badge,
html[data-theme="dark"] .qz-counter,
html[data-theme="dark"] .result-card__type-badge,
html[data-theme="dark"] .cloud-tag {
  background:rgba(30,41,59,.92) !important;
  color:#eaf2ff !important;
  border-color:rgba(147,197,253,.28) !important;
}
html[data-theme="dark"] .shared-item {
  background:#172033 !important;
  border-color:rgba(96,165,250,.26) !important;
}
html[data-theme="dark"] .shared-item__title { color:#f8fbff !important; }
html[data-theme="dark"] .module-card,
html[data-theme="dark"] .test-card,
html[data-theme="dark"] .qz-card {
  background:#172033 !important;
  border-color:rgba(96,165,250,.26) !important;
}
html[data-theme="dark"] .module-card__title,
html[data-theme="dark"] .test-card h3,
html[data-theme="dark"] .test-card__title,
html[data-theme="dark"] .qz-card__title {
  color:#f8fbff !important;
}
html[data-theme="dark"] .module-card__tag,
html[data-theme="dark"] .module-card__desc,
html[data-theme="dark"] .module-card__meta,
html[data-theme="dark"] .test-card p,
html[data-theme="dark"] .test-card__desc,
html[data-theme="dark"] .qz-card__unit,
html[data-theme="dark"] .qz-card__meta,
html[data-theme="dark"] .qz-count,
html[data-theme="dark"] .qz-sort label,
html[data-theme="dark"] .qz-tab,
html[data-theme="dark"] .qz-tab__count {
  color:#cbd5e1 !important;
}
html[data-theme="dark"] .qz-toolbar,
html[data-theme="dark"] .qz-sort {
  background:#172033 !important;
  border-color:rgba(96,165,250,.26) !important;
}
html[data-theme="dark"] .qz-card__icon,
html[data-theme="dark"] .module-card__icon,
html[data-theme="dark"] .test-card__icon {
  background:rgba(96,165,250,.14) !important;
  color:#eaf2ff !important;
}
html[data-theme="dark"] .btn--outline,
html[data-theme="dark"] .qz-btn-prev {
  background:rgba(30,41,59,.9) !important;
  color:#eaf2ff !important;
  border-color:rgba(147,197,253,.32) !important;
}
html[data-theme="dark"] .btn--ghost-white {
  background:rgba(15,23,42,.42) !important;
  color:#fff !important;
  border-color:rgba(255,255,255,.42) !important;
}


/* Mobile navigation hardening */
@media (max-width: 768px) {
  .header { overflow: visible !important; }
  .nav {
    height: 3.75rem !important;
    min-width: 0;
    gap: .45rem !important;
    padding-inline: .75rem !important;
  }
  .nav__logo {
    min-width: 0;
    max-width: calc(100vw - 10.5rem);
    gap: .4rem !important;
    font-size: .9rem !important;
    overflow: hidden;
  }
  .nav__logo span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }
  .nav__logo-icon {
    width: 2rem !important;
    height: 2rem !important;
    flex: 0 0 2rem !important;
  }
  .nav__comp-badge,
  .nav__cta,
  .nav__search-inline,
  .nav-user__name {
    display: none !important;
  }
  .nav > div[style*="display:flex"] {
    display: flex !important;
    align-items: center !important;
    gap: .35rem !important;
    margin-inline-start: auto !important;
    flex-shrink: 0;
  }
  .nav__portal,
  .theme-toggle,
  .nav-login-btn,
  .nav-user__btn,
  .nav__search-btn,
  .nav__burger {
    width: 2.35rem !important;
    height: 2.35rem !important;
    min-width: 2.35rem !important;
    padding: 0 !important;
    border-radius: .75rem !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    font-size: 0 !important;
    line-height: 1 !important;
    overflow: hidden;
    margin: 0 !important;
    border: none !important;
    vertical-align: middle !important;
  }
  .nav-user__avatar {
    width: 1.5rem !important;
    height: 1.5rem !important;
    flex-shrink: 0;
    overflow: hidden;
  }
  .nav__portal::before {
    content: "⌂";
    font-size: 1rem;
    line-height: 1;
  }
  .nav-login-btn__icon {
    width: 1.05rem !important;
    height: 1.05rem !important;
  }
  .nav-login-btn__text { display: none !important; }
  .theme-toggle span { display: none !important; }
  .theme-toggle svg,
  .nav__search-icon { width: 1.05rem !important; height: 1.05rem !important; }
  .nav__burger {
    position: relative;
    border: 1.5px solid rgba(29,78,216,.24) !important;
    background: rgba(255,255,255,.82) !important;
    box-shadow: var(--shadow-sm);
    flex-direction: column;
    gap: .2rem;
    flex-shrink: 0;
  }
  .nav__burger span {
    width: 1.05rem !important;
    height: 2px !important;
    border-radius: 999px;
    background: currentColor !important;
  }
  .nav__list {
    display: none !important;
  }
  .nav__list.is-open {
    display: grid !important;
    grid-template-columns: 1fr !important;
    position: fixed !important;
    top: 3.75rem !important;
    left: .75rem !important;
    right: .75rem !important;
    width: auto !important;
    max-height: min(70vh, 28rem) !important;
    overflow-y: auto !important;
    padding: .65rem !important;
    gap: .35rem !important;
    border: 1px solid rgba(219,228,240,.96) !important;
    border-radius: 1rem !important;
    background: rgba(255,255,255,.98) !important;
    box-shadow: 0 24px 70px rgba(15,23,42,.22) !important;
    z-index: 120 !important;
  }
  .nav__list.is-open .nav__link {
    display: flex !important;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    min-height: 2.75rem;
    padding: .75rem .9rem !important;
    border-radius: .75rem !important;
    font-size: .94rem !important;
    font-weight: 800 !important;
    color: var(--clr-heading) !important;
    background: transparent !important;
  }
  .nav__list.is-open .nav__link:hover,
  .nav__list.is-open .nav__link.active {
    color: var(--clr-primary) !important;
    background: var(--clr-primary-lt) !important;
  }
  body.nav-open::before {
    content: "";
    position: fixed;
    inset: 3.75rem 0 0;
    z-index: 110;
    background: rgba(15,23,42,.18);
    backdrop-filter: blur(2px);
    pointer-events: none;
  }
  body.nav-open .header { z-index: 130 !important; }
}

@media (max-width: 420px) {
  .nav { padding-inline: .55rem !important; gap: .3rem !important; }
  .nav__logo { max-width: calc(100vw - 9.2rem); font-size: .84rem !important; }
  .nav__portal,
  .theme-toggle,
  .nav-login-btn,
  .nav-user__btn,
  .nav__search-btn,
  .nav__burger {
    width: 2.15rem !important;
    height: 2.15rem !important;
    min-width: 2.15rem !important;
    border-radius: .65rem !important;
  }
  .nav__list.is-open { left: .55rem !important; right: .55rem !important; }
}