/* ===========================================================
   Linkify.ma — base styles
   Plain CSS, RTL-first. No frameworks. Light + dark theme.
   =========================================================== */

:root {
  --teal:        #126cb4;   /* brand blue (kept var name for minimal churn) */
  --teal-dark:   #0d5a9c;
  --ink:         #14223a;
  --ink-soft:    #475569;
  --bg:          #ffffff;
  --surface:     #ffffff;   /* cards, inputs, header */
  --bg-alt:      #f3f7f8;
  --line:        #e2e8f0;
  --tint:        #e7f1fa;   /* light-blue accents */
  --fade:        #ffffff;   /* gradient fade end */
  --header-bg:   rgba(255,255,255,.85);
  --dark:        #14223a;   /* always-dark surfaces (footer, dark card) */
  --amber:       #f4b740;
  --radius:      14px;
  --shadow:      0 10px 30px rgba(20, 34, 58, 0.08);
  --maxw:        1120px;
  --font:        'Tajawal', system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;
  --font-accent: 'Rubik', 'Tajawal', system-ui, sans-serif;
}

/* ----- dark theme (manual toggle via [data-theme], or auto via OS) ----- */
:root[data-theme="dark"] {
  --ink: #e8eef7; --ink-soft: #a3b3c9; --bg: #0f1a2e; --surface: #16233b;
  --bg-alt: #13203a; --line: #29374f; --tint: #15314f; --fade: #0f1a2e;
  --header-bg: rgba(15,26,46,.9); --shadow: 0 10px 30px rgba(0,0,0,.4);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --ink: #e8eef7; --ink-soft: #a3b3c9; --bg: #0f1a2e; --surface: #16233b;
    --bg-alt: #13203a; --line: #29374f; --tint: #15314f; --fade: #0f1a2e;
    --header-bg: rgba(15,26,46,.9); --shadow: 0 10px 30px rgba(0,0,0,.4);
  }
}
:root[data-theme="dark"] .badge,
:root[data-theme="dark"] .pill:has(input:checked),
:root[data-theme="dark"] .check:has(input:checked) { color: #d6e8fb; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .badge,
  :root:not([data-theme="light"]) .pill:has(input:checked),
  :root:not([data-theme="light"]) .check:has(input:checked) { color: #d6e8fb; }
}

* { box-sizing: border-box; margin: 0; padding: 0; }
[hidden] { display: none !important; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* friendly, clean headings — no negative tracking on Arabic */
h1, h2, h3, .section-title, .step-legend, .step h3, .feature h3 {
  letter-spacing: normal; line-height: 1.35; font-weight: 800;
}

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 20px; }

a { color: inherit; text-decoration: none; }

/* -------- buttons -------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 700;
  font-size: 1rem;
  padding: 12px 26px;
  border-radius: 999px;
  border: 2px solid transparent;
  cursor: pointer;
  white-space: nowrap;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--teal); color: #fff; box-shadow: 0 8px 20px rgba(18,108,180,.28); }
.btn-primary:hover { background: var(--teal-dark); }
.btn-ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.btn-ghost:hover { border-color: var(--teal); color: var(--teal); }
.btn-sm { padding: 9px 18px; font-size: .95rem; }
.btn-lg { padding: 16px 40px; font-size: 1.12rem; }

/* -------- header -------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--header-bg);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 84px; }
.brand { display: flex; align-items: center; }
.brand-logo {
  display: block; width: 132px; height: 60px;
  background: url("logo-light.png") center / contain no-repeat;
}
:root[data-theme="dark"] .brand-logo { background-image: url("logo-dark.png"); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .brand-logo { background-image: url("logo-dark.png"); }
}
.nav-actions { display: flex; align-items: center; gap: 12px; }
.theme-toggle {
  width: 40px; height: 40px; flex: none; border-radius: 50%;
  border: 1.5px solid var(--line); background: var(--surface); color: var(--ink);
  cursor: pointer; font-size: 1.15rem; line-height: 1; display: grid; place-items: center;
  transition: border-color .15s ease, transform .15s ease;
}
.theme-toggle:hover { border-color: var(--teal); transform: translateY(-1px); }
.theme-toggle svg { width: 19px; height: 19px; display: block; }
.nav-links { display: flex; gap: 26px; list-style: none; }
.nav-links a { color: var(--ink-soft); font-weight: 600; }
.nav-links a:hover { color: var(--teal); }

/* -------- hero -------- */
.hero { padding: 72px 0 64px; background: radial-gradient(120% 120% at 100% 0, var(--tint) 0, var(--fade) 55%); }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 48px; align-items: center; }
.badge {
  display: inline-block; background: var(--tint); color: var(--teal-dark);
  font-weight: 700; font-size: .85rem; padding: 6px 14px; border-radius: 999px; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(2rem, 4.4vw, 3.15rem); font-weight: 800; line-height: 1.32; letter-spacing: normal; }
.lead { font-size: 1.2rem; color: var(--ink-soft); margin-top: 18px; max-width: 54ch; line-height: 1.85; }
.hero-cta { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }
.hero-note { margin-top: 20px; color: var(--ink-soft); font-size: .98rem; }
.hero-note strong { color: var(--teal-dark); }

.hero-visual { position: relative; min-height: 440px; }

/* ===== Hero AI-matchmaking animation ===== */
:root {
  --beam:        #6366f1;
  --beam-2:      #126cb4;
  --match-ink:   #64748b;
  --match-glass: rgba(255,255,255,.62);
  --match-card-bd: rgba(255,255,255,.85);
  --match-bg-1:  #e9edfb;
  --match-bg-2:  #f5f8ff;
}
:root[data-theme="dark"] {
  --match-ink: #9fb0c9; --match-glass: rgba(34,48,75,.55);
  --match-card-bd: rgba(90,110,150,.35); --match-bg-1: #15203a; --match-bg-2: #0f1a2e;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --match-ink: #9fb0c9; --match-glass: rgba(34,48,75,.55);
    --match-card-bd: rgba(90,110,150,.35); --match-bg-1: #15203a; --match-bg-2: #0f1a2e;
  }
}

.match-stage {
  position: absolute; inset: 0; border-radius: 22px; overflow: hidden;
  border: 1px solid var(--line); box-shadow: var(--shadow);
  background:
    radial-gradient(120% 95% at 50% 42%, rgba(99,102,241,.18), transparent 60%),
    linear-gradient(160deg, var(--match-bg-1), var(--match-bg-2));
}
.match-beams { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; pointer-events: none; z-index: 1; }
.beam { fill: none; stroke: url(#beamGrad); stroke-width: 2.4; stroke-linecap: round; filter: drop-shadow(0 0 5px rgba(99,102,241,.6)); }

.match-node {
  position: absolute; z-index: 3;
  animation: bob var(--dur, 5s) ease-in-out infinite; animation-delay: var(--delay, 0s);
  will-change: transform;
}
@keyframes bob { 0%,100% { transform: translate(-50%,-50%) translateY(0); } 50% { transform: translate(-50%,-50%) translateY(-9px); } }

.node-box {
  display: grid; place-items: center; color: var(--match-ink);
  background: var(--match-glass); border: 1px solid var(--match-card-bd);
  box-shadow: 0 10px 24px rgba(20,34,58,.14);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  transition: transform .5s ease, box-shadow .55s ease, border-color .55s ease, color .55s ease;
  will-change: transform;
}
.match-card .node-box { width: 52px; height: 52px; border-radius: 15px; }
.match-avatar .node-box { width: 46px; height: 46px; border-radius: 50%; }
.node-box svg { width: 22px; height: 22px; }
.match-avatar .node-box svg { width: 20px; height: 20px; }

.match-node.matched .node-box {
  transform: scale(1.16);
  border-color: var(--beam); color: var(--beam);
  box-shadow: 0 0 0 3px rgba(99,102,241,.22), 0 10px 26px rgba(99,102,241,.4);
}

.match-core { position: absolute; left: 50%; top: 50%; width: 18px; height: 18px; z-index: 3; }
.core-icon {
  position: absolute; left: 50%; top: 50%; width: 50px; height: 50px;
  transform: translate(-50%,-50%); border-radius: 50%; object-fit: contain;
  animation: coreIconPulse 2.8s ease-in-out infinite;
}
@keyframes coreIconPulse {
  0%,100% { filter: drop-shadow(0 0 8px rgba(99,102,241,.5));  transform: translate(-50%,-50%) scale(1); }
  50%     { filter: drop-shadow(0 0 18px rgba(99,102,241,.9)); transform: translate(-50%,-50%) scale(1.07); }
}
.core-aura {
  position: absolute; left: 50%; top: 50%; width: 110px; height: 110px; border-radius: 50%;
  transform: translate(-50%,-50%);
  background: radial-gradient(circle, rgba(99,102,241,.32), rgba(99,102,241,0) 70%);
  animation: corePulse 2.8s ease-in-out infinite;
}
@keyframes corePulse { 0%,100% { transform: translate(-50%,-50%) scale(.8); opacity: .5; } 50% { transform: translate(-50%,-50%) scale(1.25); opacity: .9; } }

.match-particle {
  position: absolute; border-radius: 50%; background: var(--beam); opacity: .4; z-index: 0;
  animation: drift var(--dur, 7s) ease-in-out infinite; animation-delay: var(--delay, 0s);
}
@keyframes drift { 0%,100% { transform: translateY(0); opacity: .22; } 50% { transform: translateY(-16px); opacity: .55; } }

.match-label {
  position: absolute; top: 14px; font-size: .7rem; font-weight: 800; letter-spacing: .12em;
  color: var(--match-ink); opacity: .7; z-index: 4;
}
.match-label-l { left: 18px; }
.match-label-r { right: 18px; }
.match-caption {
  position: absolute; bottom: 16px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 9px; z-index: 4; white-space: nowrap;
}
.cap-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--beam); box-shadow: 0 0 10px rgba(99,102,241,.8); flex: none; }
.cap-text { display: flex; flex-direction: column; align-items: center; text-align: center; line-height: 1.3; }
.cap-text strong { font-size: .95rem; color: var(--ink); }
.cap-text .sub { font-size: .72rem; color: var(--match-ink); }
@media (prefers-reduced-motion: reduce) { .match-node, .core-aura, .core-icon, .match-particle { animation: none; } }

/* -------- sections -------- */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-title { font-size: clamp(1.7rem, 3vw, 2.35rem); font-weight: 800; text-align: center; }
.section-title-start { text-align: start; }
.section-sub { text-align: center; color: var(--ink-soft); margin-top: 10px; font-size: 1.08rem; }

/* -------- steps -------- */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 44px; }
.step { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 30px 26px; box-shadow: var(--shadow); }
.step-num {
  width: 44px; height: 44px; display: grid; place-items: center;
  background: var(--teal); color: #fff; font-weight: 700; border-radius: 12px; font-size: 1.2rem; margin-bottom: 16px;
  font-family: var(--font-accent);
}
.step h3 { font-size: 1.2rem; margin-bottom: 8px; }
.step p { color: var(--ink-soft); }

/* -------- features -------- */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; margin-top: 44px; }
.feature { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px 22px; }
.feature-icon { font-size: 1.8rem; }
.feature h3 { font-size: 1.12rem; margin: 12px 0 6px; }
.feature p { color: var(--ink-soft); font-size: .98rem; }

/* -------- cta -------- */
.cta-section { background: linear-gradient(135deg, var(--teal), var(--teal-dark)); }
.cta-box { text-align: center; color: #fff; max-width: 720px; }
.cta-box h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); font-weight: 800; }
.cta-box p { font-size: 1.15rem; opacity: .95; margin: 14px 0 28px; }
.cta-box .btn-primary { background: #fff; color: var(--teal-dark); box-shadow: 0 10px 30px rgba(0,0,0,.18); }
.cta-box .btn-primary:hover { background: #eef5fc; }
.cta-fineprint { font-size: .85rem; opacity: .8; margin-top: 16px; }

/* -------- institutions -------- */
.inst-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 40px; align-items: center; }
.inst-list { list-style: none; display: grid; gap: 14px; }
.inst-list li { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 18px; font-weight: 600; }

/* -------- faq -------- */
.faq { max-width: 760px; }
.faq details { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 4px 20px; margin-top: 14px; }
.faq summary { cursor: pointer; font-weight: 700; padding: 14px 0; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "＋"; float: left; color: var(--teal); font-weight: 800; }
.faq details[open] summary::after { content: "－"; }
.faq details p { color: var(--ink-soft); padding-bottom: 16px; }

/* -------- footer -------- */
.site-footer { background: var(--dark); color: #cbd5e1; padding-top: 48px; }
.footer-grid { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; padding-bottom: 28px; }
.footer-logo { height: 44px; width: auto; display: block; }
.footer-tag { margin-top: 8px; color: #94a3b8; }
.footer-contact { display: grid; gap: 6px; align-content: start; }
.footer-contact a { color: #cbd5e1; }
.footer-contact a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid #243049; padding: 18px 20px; font-size: .9rem; color: #94a3b8; }

/* ===========================================================
   Responsive
   =========================================================== */
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 380px; margin-top: 6px; }
  .steps { grid-template-columns: 1fr; }
  .features { grid-template-columns: 1fr 1fr; }
  .inst-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}
@media (max-width: 520px) {
  .features { grid-template-columns: 1fr; }
  .hero { padding: 48px 0; }
  .section { padding: 52px 0; }
  .nav { height: 70px; }
  .brand-logo { width: 104px; height: 48px; }
  .theme-toggle { width: 36px; height: 36px; font-size: 1rem; }
  .nav-actions .btn-primary { display: none; }
  .hero-visual { min-height: 330px; }
  .match-card .node-box { width: 46px; height: 46px; border-radius: 13px; }
  .match-avatar .node-box { width: 40px; height: 40px; }
  .node-box svg { width: 20px; height: 20px; }
  .match-avatar .node-box svg { width: 18px; height: 18px; }
  .core-icon { width: 42px; height: 42px; }
  .core-aura { width: 92px; height: 92px; }
  .match-label { font-size: .64rem; top: 10px; }
}


/* ===========================================================
   Registration form
   =========================================================== */
.form-section { padding: 56px 0; background: radial-gradient(120% 80% at 0 0, var(--tint) 0, var(--fade) 55%); }
.form-wrap {
  max-width: 760px; background: var(--surface); border: 1px solid var(--line);
  border-radius: 20px; box-shadow: var(--shadow); padding: 36px;
}
.form-head { text-align: center; margin-bottom: 22px; }

/* progress */
.progress { margin-bottom: 26px; }
.progress-bar { height: 8px; background: var(--bg-alt); border-radius: 999px; overflow: hidden; }
.progress-bar span {
  display: block; height: 100%; width: 16.6%; background: var(--teal);
  border-radius: 999px; transition: width .35s ease;
}
.progress-text { text-align: center; margin-top: 8px; font-size: .9rem; color: var(--ink-soft); }
.progress-text strong { color: var(--teal-dark); }

/* steps */
.form-step { border: 0; padding: 0; margin: 0; }
.form-step[hidden] { display: none; }
.form-step.is-active { animation: stepIn .35s ease both; }
@keyframes stepIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }
@media (prefers-reduced-motion: reduce) { .form-step.is-active { animation: none; } }
.step-legend { font-size: 1.2rem; font-weight: 800; color: var(--ink); margin-bottom: 18px; padding: 0; }

/* fields */
.field { margin-bottom: 18px; }
.field > label, .field .label, .field-group-title {
  display: block; font-weight: 700; margin-bottom: 7px; color: var(--ink); font-size: .98rem;
}
.field-group-title { margin: 4px 0 14px; }
.req { color: #e11d48; }
.optional { color: var(--ink-soft); font-weight: 600; font-size: .85rem; }
.hint { display: block; margin-top: 6px; color: var(--ink-soft); font-size: .85rem; line-height: 1.5; }

input[type="text"], input[type="email"], input[type="tel"], input[type="number"],
select, textarea {
  width: 100%; padding: 12px 14px; font-family: inherit; font-size: 1rem;
  border: 1.5px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--ink);
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(18,108,180,.15);
}
textarea { resize: vertical; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* radio pills */
.radio-row { display: flex; flex-wrap: wrap; gap: 10px; }
.pill {
  display: inline-flex; align-items: center; gap: 8px; cursor: pointer;
  border: 1.5px solid var(--line); border-radius: 999px; padding: 9px 16px;
  font-weight: 600; font-size: .95rem; transition: all .15s ease; user-select: none;
}
.pill:hover { border-color: var(--teal); }
.pill input { accent-color: var(--teal); }
.pill:has(input:checked) { border-color: var(--teal); background: var(--tint); color: var(--teal-dark); }

/* checkbox grid */
.check-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.check {
  display: flex; align-items: center; gap: 9px; cursor: pointer;
  border: 1.5px solid var(--line); border-radius: 12px; padding: 11px 14px;
  font-weight: 600; font-size: .94rem; transition: all .15s ease;
}
.check:hover { border-color: var(--teal); }
.check input { accent-color: var(--teal); width: 18px; height: 18px; flex: none; }
.check:has(input:checked) { border-color: var(--teal); background: var(--tint); }

/* languages */
.lang-grid { display: grid; gap: 10px; margin-bottom: 22px; }
.lang-row {
  display: grid; grid-template-columns: 110px 1fr; align-items: center; gap: 12px;
  background: var(--bg-alt); border-radius: 12px; padding: 8px 14px;
}
.lang-row span { font-weight: 700; }
.lang-row select { background: var(--surface); }

/* file fields */
.file-field input[type="file"] {
  width: 100%; padding: 12px; border: 1.5px dashed var(--teal); border-radius: 12px;
  background: var(--tint); cursor: pointer; font-family: inherit; color: var(--ink-soft);
}
.file-field input[type="file"]::file-selector-button {
  font-family: inherit; font-weight: 700; border: 0; border-radius: 8px;
  background: var(--teal); color: #fff; padding: 8px 14px; margin-inline-end: 12px; cursor: pointer;
}

/* conditional + experience block */
.conditional[hidden] { display: none; }
.check[hidden], .pill[hidden] { display: none !important; }
.subjects-hint { margin: -2px 0 12px; }
.exp-block { border-inline-start: 3px solid var(--teal); padding-inline-start: 16px; margin-top: 6px; }

/* consent */
.consent { background: var(--bg-alt); border-radius: 12px; padding: 16px; }
.check-consent { border: 0; background: transparent; padding: 0; align-items: flex-start; font-weight: 600; }
.check-consent a { color: var(--teal-dark); text-decoration: underline; }

/* step-1 privacy/opt-in note (retargeting consent) */
.step-consent-note {
  display: flex; align-items: flex-start; gap: 8px;
  margin-top: 18px; padding: 12px 14px;
  background: var(--bg-alt); border-radius: 10px;
  color: var(--ink-soft); font-size: .82rem; line-height: 1.55;
}
.step-consent-note > svg { width: 16px; height: 16px; color: var(--teal); flex: none; margin-top: 2px; }
.step-consent-note a { color: var(--teal-dark); text-decoration: underline; }

/* validation error */
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: #e11d48; }
.field-error { color: #e11d48; font-size: .85rem; margin-top: 6px; font-weight: 600; }

/* nav */
.form-nav { display: flex; gap: 12px; justify-content: space-between; margin-top: 26px; }
.form-nav .btn { min-width: 120px; }
#nextBtn, #submitBtn { margin-inline-start: auto; }

/* status + success */
.form-status { margin-top: 16px; padding: 12px 16px; border-radius: 12px; font-weight: 600; text-align: center; }
.form-status.error { background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }
.form-status.loading { background: #eff6ff; color: #1d4ed8; border: 1px solid #bfdbfe; }
.success-screen { text-align: center; padding: 40px 20px; }
.success-emoji { font-size: 3.4rem; }
.success-screen h3 { font-size: 1.5rem; margin: 10px 0; color: var(--teal); }
.success-screen p { color: var(--ink-soft); max-width: 46ch; margin-inline: auto; }
.share-block { margin-top: 24px; padding-top: 22px; border-top: 1px solid var(--line); }
.share-text { color: var(--ink-soft); font-weight: 600; margin-bottom: 12px; }
.wa-btn { background: #25D366; color: #fff; box-shadow: 0 8px 20px rgba(37,211,102,.3); }
.wa-btn:hover { background: #1da851; }

/* form responsive */
@media (max-width: 640px) {
  .form-wrap { padding: 22px 16px; border-radius: 16px; }
  .grid-2 { grid-template-columns: 1fr; }
  .check-grid { grid-template-columns: 1fr; }
  .lang-row { grid-template-columns: 90px 1fr; }
  .form-nav .btn { min-width: 0; flex: 1; }
}


/* ===========================================================
   Lenis smooth scroll (https://github.com/darkroomengineering/lenis)
   =========================================================== */
html.lenis,
html.lenis body { height: auto; }

.lenis.lenis-smooth { scroll-behavior: auto !important; }

.lenis.lenis-smooth [data-lenis-prevent] { overscroll-behavior: contain; }

.lenis.lenis-stopped { overflow: clip; }

.lenis.lenis-smooth iframe { pointer-events: none; }


/* ===========================================================
   Smooth dark/light theme switch
   =========================================================== */
.theme-anim,
.theme-anim *:not(.beam):not(.match-particle):not(.core-aura):not(.core-icon) {
  transition: background-color .45s ease, color .45s ease,
              border-color .45s ease, fill .45s ease, box-shadow .45s ease !important;
}
.theme-toggle.spin { animation: themeSpin .5s ease; }
@keyframes themeSpin {
  0%   { transform: rotate(-120deg) scale(.55); opacity: .25; }
  100% { transform: rotate(0) scale(1); opacity: 1; }
}


/* ===========================================================
   Unified inline icon system (replaces all emojis)
   =========================================================== */
.step-legend { display: flex; align-items: center; gap: 9px; }
.step-legend > svg { width: 22px; height: 22px; color: var(--teal); flex: none; }
.file-field > label { display: inline-flex; align-items: center; gap: 8px; }
.file-field > label > svg,
.label > svg { width: 18px; height: 18px; color: var(--teal); flex: none; vertical-align: -3px; }
.hint > svg { width: 15px; height: 15px; color: var(--teal); vertical-align: -2px; }
.feature-icon { display: inline-flex; }
.feature-icon svg { width: 30px; height: 30px; color: var(--teal); }
.success-emoji svg { width: 66px; height: 66px; color: var(--teal); }
.share-text > svg { width: 17px; height: 17px; color: var(--teal); vertical-align: -3px; }
.wa-btn svg { width: 18px; height: 18px; vertical-align: -3px; }
#submitBtn svg { width: 17px; height: 17px; vertical-align: -3px; margin-inline-start: 5px; }


/* ===========================================================
   Language switcher + LTR (fr/en) typography
   =========================================================== */
.lang-toggle {
  display: inline-flex; align-items: center; gap: 6px; height: 40px; padding: 0 12px;
  border-radius: 999px; border: 1.5px solid var(--line); background: var(--surface); color: var(--ink);
  cursor: pointer; font-weight: 700; font-size: .82rem; font-family: var(--font-accent); line-height: 1;
  transition: border-color .15s ease, transform .15s ease;
}
.lang-toggle:hover { border-color: var(--teal); transform: translateY(-1px); }
.lang-toggle svg { width: 17px; height: 17px; flex: none; }

/* cleaner Latin typography when the page is in French / English */
html[lang="fr"] body, html[lang="en"] body { font-family: var(--font-accent); }

@media (max-width: 520px) {
  .lang-toggle { height: 36px; padding: 0 10px; font-size: .78rem; }
}


/* smooth language switch (fade content during swap) */
body { transition: opacity .22s ease; }
html.lang-switching body { opacity: 0; }


/* honeypot anti-spam field (hidden off-screen, not display:none) */
.hp-field { position: absolute; left: -9999px; top: -9999px; width: 1px; height: 1px; overflow: hidden; opacity: 0; }


/* ===========================================================
   Legal page (privacy policy)
   =========================================================== */
.legal { max-width: 820px; margin-inline: auto; padding: 56px 20px 72px; }
.legal h1 { font-size: clamp(1.8rem, 3.5vw, 2.4rem); margin-bottom: 6px; }
.legal .updated { color: var(--ink-soft); font-size: .9rem; margin-bottom: 30px; }
.legal h2 { font-size: 1.2rem; margin: 28px 0 8px; color: var(--ink); }
.legal p { color: var(--ink-soft); margin-bottom: 8px; }
.legal a { color: var(--teal-dark); text-decoration: underline; }
.back-link { display: inline-block; margin-top: 32px; font-weight: 700; color: var(--teal); text-decoration: none; }
.back-link:hover { text-decoration: underline; }


/* ===========================================================
   Liveliness: scroll reveal, hero entrance, hover, shine, back-to-top
   =========================================================== */

/* scroll reveal */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .65s cubic-bezier(.2,.7,.2,1), transform .65s cubic-bezier(.2,.7,.2,1); transition-delay: var(--d, 0s); }
.reveal.in { opacity: 1; transform: none; }

/* hero entrance */
@keyframes heroIn { from { opacity: 0; transform: translateY(26px); } to { opacity: 1; transform: none; } }
.hero-content > * { animation: heroIn .7s cubic-bezier(.2,.7,.2,1) both; }
.hero-content > *:nth-child(1) { animation-delay: .05s; }
.hero-content > *:nth-child(2) { animation-delay: .14s; }
.hero-content > *:nth-child(3) { animation-delay: .23s; }
.hero-content > *:nth-child(4) { animation-delay: .32s; }
.hero-visual { animation: heroIn .8s cubic-bezier(.2,.7,.2,1) .28s both; }

/* aurora glow behind hero */
.hero { position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -25% -10% auto -10%; height: 150%; z-index: 0; pointer-events: none;
  background:
    radial-gradient(38% 48% at 18% 22%, rgba(99,102,241,.12), transparent 60%),
    radial-gradient(40% 50% at 82% 8%, rgba(18,108,180,.12), transparent 62%);
  animation: aurora 18s ease-in-out infinite alternate;
}
.hero .container { position: relative; z-index: 1; }
@keyframes aurora { 0% { transform: translate3d(0,0,0) scale(1); } 100% { transform: translate3d(0,-3%,0) scale(1.08); } }

/* hover micro-interactions */
.step, .feature { transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; }
.step:hover, .feature:hover { transform: translateY(-6px); box-shadow: 0 20px 42px rgba(20,34,58,.15); border-color: var(--tint); }
.feature-icon svg, .step-num { transition: transform .25s ease; }
.feature:hover .feature-icon svg { transform: scale(1.12) rotate(-4deg); }
.step:hover .step-num { transform: scale(1.1); }

/* primary button shine sweep on hover */
.btn-primary { position: relative; overflow: hidden; }
.btn-primary::after {
  content: ""; position: absolute; top: 0; inset-inline-start: -130%; width: 60%; height: 100%;
  background: linear-gradient(120deg, transparent, rgba(255,255,255,.35), transparent);
  transform: skewX(-20deg); transition: inset-inline-start .6s ease;
}
.btn-primary:hover::after { inset-inline-start: 140%; }

/* back-to-top */
.to-top {
  position: fixed; inset-block-end: 22px; inset-inline-end: 22px; width: 46px; height: 46px;
  border: none; border-radius: 50%; background: var(--teal); color: #fff; cursor: pointer;
  display: grid; place-items: center; box-shadow: 0 10px 24px rgba(18,108,180,.35);
  opacity: 0; visibility: hidden; transform: translateY(12px);
  transition: opacity .3s ease, transform .3s ease, background .15s ease; z-index: 60;
}
.to-top.show { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--teal-dark); transform: translateY(-2px); }
.to-top svg { width: 22px; height: 22px; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .hero-content > *, .hero-visual { animation: none; }
  .hero::before { animation: none; }
  .btn-primary::after { display: none; }
}



/* about / human trust strip */
.about-strip { padding: 60px 0; }
.about-line {
  max-width: 760px; margin-inline: auto; text-align: center;
  font-size: 1.18rem; line-height: 1.95; color: var(--ink-soft); font-weight: 500;
}


/* ===========================================================
   Schools landing page (schools.html)
   =========================================================== */
html { scroll-behavior: smooth; }
section[id] { scroll-margin-top: 84px; }

.container.narrow { max-width: 820px; }

.schools-hero { padding: 64px 0 52px; }
@media (max-width: 900px) {
  .schools-hero { text-align: center; }
  .schools-hero .hero-cta { justify-content: center; }
  .schools-visual { margin-top: 8px; }
}

.prose { color: var(--ink-soft); font-size: 1.08rem; line-height: 1.9; margin-top: 14px; }
.prose strong { color: var(--ink); }
.prose.muted { font-size: .98rem; opacity: .85; }

/* problem pains */
.pain-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 32px; }
.pain { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 20px; display: flex; gap: 12px; align-items: flex-start; box-shadow: var(--shadow); }
.pain-num { flex: none; width: 30px; height: 30px; border-radius: 50%; background: var(--tint); color: var(--teal-dark); font-weight: 800; display: grid; place-items: center; }
.pain p { color: var(--ink); font-weight: 600; line-height: 1.55; }

/* checklist */
.criteria-list { list-style: none; margin-top: 22px; display: grid; grid-template-columns: 1fr 1fr; gap: 12px 28px; }
.criteria-list li { position: relative; padding-inline-start: 28px; color: var(--ink); line-height: 1.6; }
.criteria-list li::before { content: "\2713"; position: absolute; inset-inline-start: 0; top: 0; color: var(--teal); font-weight: 800; }

/* use cases */
.cases-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 14px; margin-top: 28px; }
.case-card { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 18px 16px; font-weight: 600; color: var(--ink); text-align: center; box-shadow: var(--shadow); }

/* subject chips */
.chips { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; justify-content: center; }
.chip { background: var(--surface); border: 1px solid var(--line); color: var(--ink); padding: 10px 18px; border-radius: 999px; font-weight: 600; }
.chip-hot { background: var(--teal); color: #fff; border-color: var(--teal); box-shadow: 0 6px 16px rgba(18, 108, 180, .3); }

/* how-it-works FR note */
.how-fr { margin-top: 28px; background: var(--bg-alt); border-radius: 12px; padding: 16px 18px; color: var(--ink-soft); line-height: 1.8; font-size: .98rem; }
.how-fr strong { color: var(--ink); display: block; margin-bottom: 4px; }

/* form group headings + single submit row */
.form-group-title { font-family: var(--font-accent); font-size: 1.05rem; font-weight: 700; color: var(--ink); margin: 28px 0 8px; padding-top: 20px; border-top: 1px solid var(--line); }
.form-group-title:first-of-type { border-top: none; padding-top: 0; margin-top: 8px; }
.form-nav-single { justify-content: center; margin-top: 28px; }

/* step icons (replace numbers) */
.schools-page .step-num { display: inline-flex; align-items: center; justify-content: center; }
.step-num svg { width: 22px; height: 22px; stroke: #fff; fill: none; }

/* centered intro paragraph in the "why" section */
#why .prose { text-align: center; }

/* FAQ accordion (smooth open/close, single open at a time) */
.faq { margin-top: 24px; display: grid; gap: 12px; }
.faq-item { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.faq-q { width: 100%; background: none; border: 0; cursor: pointer; padding: 16px 18px; font: 700 1rem var(--font); color: var(--ink); display: flex; justify-content: space-between; align-items: center; gap: 12px; text-align: start; }
.faq-ic { width: 20px; height: 20px; flex: none; color: var(--teal); transition: transform .35s ease; }
.faq-item.open .faq-ic { transform: rotate(180deg); }
.faq-a { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .35s ease; }
.faq-item.open .faq-a { grid-template-rows: 1fr; }
.faq-a-inner { overflow: hidden; min-height: 0; }
.faq-a p { color: var(--ink-soft); line-height: 1.8; padding: 0 18px 16px; margin: 0; }

@media (max-width: 720px) {
  .pain-row { grid-template-columns: 1fr; }
  .criteria-list { grid-template-columns: 1fr; }
}


/* schools call-out on the teachers page */
.schools-cta-box {
  display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap;
  background: linear-gradient(120% 120% at 100% 0, var(--tint) 0, var(--surface) 60%);
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 32px; box-shadow: var(--shadow);
}
.schools-cta-text h2 { font-size: 1.5rem; font-weight: 800; color: var(--ink); }
.schools-cta-text p { color: var(--ink-soft); margin-top: 8px; max-width: 60ch; line-height: 1.7; }
.schools-cta-box .btn { flex: none; }
@media (max-width: 640px) { .schools-cta-box { padding: 24px; } }


/* ===== Schools page balance fixes (center incomplete rows) ===== */
/* how-it-works: 5 steps -> flex + centered so last row isn't stuck to one side */
.schools-page .steps { display: flex; flex-wrap: wrap; justify-content: center; gap: 16px; }
.schools-page .step { flex: 1 1 180px; max-width: 220px; margin: 0; }

/* use cases: 7 cards -> centered rows */
.cases-grid { display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.case-card { flex: 1 1 200px; max-width: 260px; display: flex; align-items: center; justify-content: center; min-height: 64px; }

/* criteria checklist: center items so an odd last item stays balanced */
.criteria-list { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 30px; }
.criteria-list li { flex: 0 1 300px; }

@media (max-width: 720px) {
  .criteria-list li { flex-basis: 100%; }
}


/* ===========================================================
   Schools hero: matching animation (scan -> filter -> connect)
   =========================================================== */
.schools-visual { position: relative; width: 100%; max-width: 480px; margin-inline: auto; }
.match-svg { width: 100%; height: auto; overflow: visible; display: block; }
.sv-caption { text-align: center; color: var(--ink-soft); font-size: .92rem; margin-top: 12px; line-height: 1.6; }

/* connection lines — revealed when their node is discovered (.active), set by schools-match.js */
.sv-link { stroke: url(#schGrad); stroke-width: 2.5; stroke-linecap: round; stroke-dasharray: 1; stroke-dashoffset: 1; opacity: 0; transition: stroke-dashoffset .7s ease, opacity .4s ease; }
.sv-link.active { stroke-dashoffset: 0; opacity: .9; }

/* teacher node core + dot + label (dim by default; lit when discovered) */
.sv-core { fill: var(--surface); stroke: var(--line); stroke-width: 2; transform-box: fill-box; transform-origin: center; transform: scale(.6); transition: transform .4s cubic-bezier(.2,.8,.2,1), stroke .4s ease; }
.sv-dot { fill: var(--ink-soft); transition: fill .4s ease; }
.sv-label { fill: var(--ink-soft); font: 700 13px var(--font); text-anchor: middle; transition: fill .4s ease; }
.sv-node.q.active .sv-core { transform: scale(1); stroke: var(--teal); }
.sv-node.q.active .sv-dot { fill: var(--teal); }
.sv-node.q.active .sv-label { fill: var(--teal-dark); }
.sv-check { opacity: 0; transform-box: fill-box; transform-origin: center; transform: scale(.3); transition: opacity .35s ease, transform .35s cubic-bezier(.2,.8,.2,1); }
.sv-node.q.active .sv-check { opacity: 1; transform: scale(1); }

/* lower-quality (dim) nodes: gray by default -> inspected (red X) -> faded out */
.sv-node.dim { transition: opacity .6s ease; }
.sv-node.dim .sv-core { fill: var(--bg-alt); stroke: var(--line); opacity: .7; transform: scale(1); transition: fill .3s ease, stroke .3s ease; }
.sv-node.dim.rejected .sv-core { fill: #fde2e2; stroke: #dc2626; }
.sv-reject { opacity: 0; transform-box: fill-box; transform-origin: center; transform: scale(.3); transition: opacity .3s ease, transform .3s cubic-bezier(.2,.8,.2,1); }
.sv-node.dim.rejected .sv-reject { opacity: 1; transform: scale(1); }
.sv-node.dim.gone { opacity: .12; }

/* weak candidates drift around ("trying to fool the matcher") until caught */
.sv-float.f1 { animation: svFloat1 6s ease-in-out infinite; }
.sv-float.f2 { animation: svFloat2 7.5s ease-in-out infinite; }
.sv-float.f3 { animation: svFloat3 5.5s ease-in-out infinite; }
.sv-node.dim.rejected .sv-float { animation-play-state: paused; }   /* freeze when caught */
@keyframes svFloat1 { 0%,100% { transform: translate(0,0); } 25% { transform: translate(8px,-7px); } 50% { transform: translate(-7px,6px); } 75% { transform: translate(6px,8px); } }
@keyframes svFloat2 { 0%,100% { transform: translate(0,0); } 30% { transform: translate(-9px,-5px); } 60% { transform: translate(7px,7px); } }
@keyframes svFloat3 { 0%,100% { transform: translate(0,0); } 20% { transform: translate(6px,7px); } 55% { transform: translate(-8px,-6px); } 80% { transform: translate(5px,-7px); } }

/* central glowing hub */
.sv-hub-bg { fill: var(--surface); stroke: var(--teal); stroke-width: 2.5; }
.sv-aura { fill: var(--teal); opacity: .2; transform-box: fill-box; transform-origin: center; filter: blur(9px); animation: svAura 2.8s ease-in-out infinite; }
.sv-ring { fill: none; stroke: var(--teal); stroke-width: 2; opacity: 0; transform-box: fill-box; transform-origin: center; animation: svRing 2.8s ease-out infinite; }
.sv-ring.r2 { animation-delay: 1.4s; }

/* magnifier — position set by schools-match.js (random search), smooth glide */
.sv-mag { transform: translate(210px, 300px); transition: transform 1.1s cubic-bezier(.45,.05,.3,1); }
.sv-lens { fill: none; stroke: var(--teal); stroke-width: 3; }
.sv-handle { stroke: var(--teal); stroke-width: 4; stroke-linecap: round; }

@keyframes svAura { 0%, 100% { opacity: .14; transform: scale(.9); } 50% { opacity: .3; transform: scale(1.1); } }
@keyframes svRing { 0% { transform: scale(.6); opacity: .5; } 100% { transform: scale(1.9); opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  .sv-link { stroke-dashoffset: 0; opacity: .9; }
  .sv-node.q .sv-core { transform: scale(1); stroke: var(--teal); }
  .sv-node.q .sv-dot { fill: var(--teal); }
  .sv-node.q .sv-label { fill: var(--teal-dark); }
  .sv-check { opacity: 1; transform: scale(1); }
  .sv-ring, .sv-aura, .sv-float { animation: none; }
  .sv-mag { transform: translate(300px, 300px); transition: none; }
}


/* ===== mobile nav menu (hamburger) ===== */
.nav-toggle { display: none; width: 40px; height: 40px; flex: none; border-radius: 50%; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; align-items: center; justify-content: center; }
.nav-toggle svg { width: 22px; height: 22px; }
@media (max-width: 900px) {
  .nav { position: relative; }
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: flex; flex-direction: column; gap: 0; list-style: none;
    position: absolute; top: 100%; inset-inline-start: 0; inset-inline-end: 0;
    background: var(--surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
    box-shadow: var(--shadow); padding: 4px 20px;
    max-height: 0; overflow: hidden; opacity: 0; visibility: hidden;
    transition: max-height .32s ease, opacity .25s ease, visibility .25s; z-index: 70;
  }
  .site-header.menu-open .nav-links { max-height: 380px; opacity: 1; visibility: visible; }
  .nav-links a { display: block; padding: 13px 2px; border-bottom: 1px solid var(--line); }
  .nav-links li:last-child a { border-bottom: 0; }
}