/* ============================================
   STUDENTAI.FR — LIGHT ACADEMIC THEME v2
   Playfair Display + Inter
   Colors: Cream / Navy / Coral
   ============================================ */

/* --- Custom Properties --- */
:root {
  /* Core palette */
  --cream:       #FAFAF8;
  --cream-dark:  #F3F1ED;
  --cream-mid:   #EDE9E3;
  --navy:        #1B3A5C;
  --navy-light:  #2D5486;
  --navy-muted:  #4A6B8A;
  --coral:       #E07A5F;
  --coral-light: #EFA38A;
  --coral-pale:  #FAEAE5;
  --sage:        #4D7C6F;
  --sage-pale:   #E4F0EC;
  --gold:        #C9972A;
  --gold-pale:   #FDF4E0;

  /* Text */
  --text-primary:   #1A1814;
  --text-secondary: #4A4640;
  --text-muted:     #8A857E;
  --text-light:     #B5B0A9;

  /* Borders */
  --border:       #E3DED7;
  --border-light: #EDE9E3;

  /* Fonts */
  --font-serif:  'Playfair Display', Georgia, serif;
  --font-sans:   'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Spacing */
  --section-gap: 100px;
  --container:   1200px;
  --radius:      12px;
  --radius-lg:   20px;
  --radius-xl:   32px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(26,24,20,0.06), 0 1px 2px rgba(26,24,20,0.04);
  --shadow-md:  0 4px 16px rgba(26,24,20,0.08), 0 2px 4px rgba(26,24,20,0.04);
  --shadow-lg:  0 12px 40px rgba(26,24,20,0.10), 0 4px 12px rgba(26,24,20,0.06);
  --shadow-xl:  0 24px 64px rgba(26,24,20,0.12), 0 8px 24px rgba(26,24,20,0.07);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-secondary);
  background-color: var(--cream);
  overflow-x: hidden;
}

img, svg {
  display: block;
  max-width: 100%;
}

ul { list-style: none; }

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* --- Layout --- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography utilities --- */
.section-eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: 12px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

.section-title em {
  font-style: italic;
  color: var(--navy);
}

.section-sub {
  font-size: 1.0625rem;
  color: var(--text-muted);
  line-height: 1.7;
  max-width: 560px;
  margin-top: 16px;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-header .section-sub {
  margin-left: auto;
  margin-right: auto;
}

/* --- Buttons --- */
.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  color: white;
  background: var(--navy);
  padding: 11px 22px;
  border-radius: 8px;
  transition: background 0.2s ease, transform 0.15s ease, box-shadow 0.2s ease;
  white-space: nowrap;
}

.cta-btn:hover {
  background: var(--navy-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.cta-btn--sm {
  font-size: 0.875rem;
  padding: 9px 18px;
}

.cta-btn--lg {
  font-size: 1rem;
  padding: 14px 28px;
  border-radius: 10px;
}

.cta-btn--coral {
  background: var(--coral);
}
.cta-btn--coral:hover {
  background: var(--coral-light);
}

.cta-btn--light {
  background: white;
  color: var(--navy);
}
.cta-btn--light:hover {
  background: var(--cream);
}

.link-btn {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s;
}
.link-btn:hover {
  color: var(--navy);
}

.ghost-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--navy);
  border-bottom: 1.5px solid var(--navy);
  padding-bottom: 1px;
  transition: opacity 0.15s;
}
.ghost-btn:hover {
  opacity: 0.7;
}

/* --- Animations --- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

@keyframes blinkCursor {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0; }
}

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal--right {
  transform: translateY(0) translateX(32px);
}

.reveal.visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0;
  background: rgba(250, 250, 248, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.25s, box-shadow 0.25s;
}

.site-header.scrolled {
  border-color: var(--border-light);
  box-shadow: var(--shadow-sm);
}

.navbar {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 68px;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-shrink: 0;
}

.logo-mark {
  color: var(--navy);
  display: flex;
  align-items: center;
}

.logo-text {
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-left: auto;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.15s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  right: 0;
  height: 1.5px;
  background: var(--navy);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s;
}

.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::after { transform: scaleX(1); }

/* Nav actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
  margin-left: auto;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.25s, opacity 0.25s;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  max-width: 85vw;
  background: var(--cream);
  z-index: 200;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s ease;
  border-left: 1px solid var(--border);
  box-shadow: var(--shadow-xl);
}

.mobile-drawer.open { transform: translateX(0); }

.drawer-close {
  align-self: flex-end;
  padding: 6px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.drawer-link {
  display: block;
  font-size: 1.0625rem;
  font-weight: 500;
  color: var(--text-primary);
  padding: 13px 0;
  border-bottom: 1px solid var(--border-light);
}

.drawer-cta {
  margin-top: auto;
  padding-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.drawer-cta .link-btn {
  text-align: center;
  padding: 11px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
}

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(26,24,20,0.3);
  z-index: 199;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}

.drawer-overlay.visible {
  opacity: 1;
  pointer-events: all;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  padding-top: 120px;
  padding-bottom: 80px;
  position: relative;
  overflow: hidden;
  background: var(--cream);
}

/* Decorative background */
.hero-decor {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.decor-circle {
  position: absolute;
  border-radius: 50%;
}

.decor-circle--1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(224,122,95,0.08) 0%, transparent 70%);
  top: -150px;
  right: -100px;
}

.decor-circle--2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(27,58,92,0.06) 0%, transparent 70%);
  bottom: -100px;
  left: -80px;
}

.decor-lines {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(26,24,20,0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(26,24,20,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

/* Hero content */
.eyebrow-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--navy);
  background: rgba(27,58,92,0.08);
  border: 1px solid rgba(27,58,92,0.15);
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--coral);
  display: inline-block;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { box-shadow: 0 0 0 0 rgba(224,122,95,0.4); }
  50%       { box-shadow: 0 0 0 5px rgba(224,122,95,0); }
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  margin-bottom: 24px;
}

.hero-headline em {
  font-style: italic;
  color: var(--coral);
}

.hero-sub {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

/* Trust row */
.hero-trust {
  display: flex;
  align-items: center;
  gap: 12px;
}

.trust-avatars {
  display: flex;
}

.trust-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 2px solid white;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.6875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-left: -8px;
  box-shadow: var(--shadow-sm);
}

.trust-avatars .trust-avatar:first-child { margin-left: 0; }

.trust-text {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.trust-text strong { color: var(--text-primary); }

/* Hero illustration */
.hero-illustration {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

/* Notebook card */
.notebook-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  width: 100%;
  max-width: 460px;
  overflow: hidden;
  animation: floatY 6s ease-in-out infinite;
}

.notebook-header {
  border-bottom: 1px solid var(--border-light);
  padding: 14px 18px 0;
  background: var(--cream);
}

.notebook-tabs {
  display: flex;
  gap: 0;
}

.nb-tab {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 8px 14px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
  cursor: pointer;
}

.nb-tab--active {
  color: var(--navy);
  border-bottom-color: var(--navy);
}

.notebook-body {
  padding: 20px;
}

.nb-messages {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 16px;
  min-height: 140px;
}

.nb-msg { display: flex; flex-direction: column; }

.nb-msg--user {
  align-items: flex-end;
}

.nb-msg--ai {
  align-items: flex-start;
  flex-direction: row;
  gap: 10px;
}

.nb-msg-avatar {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(27,58,92,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.nb-msg-bubble {
  font-size: 0.8125rem;
  line-height: 1.55;
  padding: 10px 14px;
  border-radius: 12px;
  max-width: 82%;
}

.nb-msg--user .nb-msg-bubble {
  background: var(--navy);
  color: white;
  border-radius: 12px 12px 2px 12px;
}

.nb-msg--ai .nb-msg-bubble {
  background: var(--cream);
  color: var(--text-secondary);
  border: 1px solid var(--border-light);
  border-radius: 2px 12px 12px 12px;
}

.nb-msg-time {
  font-size: 0.6875rem;
  color: var(--text-light);
  margin-top: 4px;
  padding: 0 4px;
}

.nb-cursor {
  display: inline-block;
  width: 2px;
  height: 0.85em;
  background: var(--navy);
  margin-left: 1px;
  vertical-align: text-bottom;
  animation: blinkCursor 1s step-end infinite;
}

.nb-input-row {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 8px 8px 14px;
  background: var(--cream);
}

.nb-input {
  flex: 1;
  font-size: 0.8125rem;
  color: var(--text-light);
  font-family: var(--font-sans);
  outline: none;
}

.nb-send {
  width: 32px;
  height: 32px;
  background: var(--navy);
  color: white;
  border-radius: 7px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: background 0.15s;
}

.nb-send:hover { background: var(--navy-light); }

/* Floating accent cards */
.float-accent {
  position: absolute;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
  z-index: 10;
}

.float-accent--1 {
  bottom: -20px;
  left: -32px;
  animation: floatY 5s ease-in-out infinite reverse;
}

.float-accent--2 {
  top: 20px;
  right: -28px;
  animation: floatY 7s ease-in-out infinite;
}

.float-accent-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: var(--coral-pale);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.float-accent-icon--blue {
  background: rgba(27,58,92,0.08);
}

.float-accent-label {
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.float-accent-value {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* ============================================
   SCHOOL STRIP
   ============================================ */
.school-strip {
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: 22px 0;
  background: var(--cream-dark);
}

.school-strip .container {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  justify-content: center;
}

.school-strip-label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-light);
  white-space: nowrap;
}

.school-logos {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.school-logo-item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  white-space: nowrap;
}

.school-logo-item svg { color: var(--text-light); }

.school-sep {
  width: 1px;
  height: 18px;
  background: var(--border);
}

/* ============================================
   PROBLEM / SOLUTION
   ============================================ */
.problem-section {
  padding: var(--section-gap) 0;
  background: var(--cream);
}

.problem-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: center;
}

.problem-left .section-title {
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  margin-bottom: 28px;
}

.problem-list {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.problem-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.problem-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--cream-mid);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--text-muted);
}

.problem-item p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  padding-top: 7px;
}

/* Divider */
.problem-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.divider-arrow {
  width: 60px;
  height: 60px;
  background: var(--navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

/* Solution card */
.solution-card {
  background: var(--navy);
  color: white;
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-xl);
}

.solution-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.8);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.solution-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 1.3;
  color: white;
  margin-bottom: 14px;
}

.solution-text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.72);
  margin-bottom: 24px;
}

.solution-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sol-feat {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: rgba(255,255,255,0.88);
}

/* ============================================
   FEATURES
   ============================================ */
.features-section {
  padding: var(--section-gap) 0;
  background: var(--cream-dark);
  border-top: 1px solid var(--border-light);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.feature-card {
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

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

.feat-icon {
  width: 50px;
  height: 50px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.feat-icon--coral { background: var(--coral-pale); color: var(--coral); }
.feat-icon--navy  { background: rgba(27,58,92,0.08); color: var(--navy); }
.feat-icon--sage  { background: var(--sage-pale); color: var(--sage); }
.feat-icon--gold  { background: var(--gold-pale); color: var(--gold); }

.feat-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.feat-desc {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: var(--text-muted);
}

.feat-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 18px;
}

.feat-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--navy-muted);
  background: rgba(27,58,92,0.07);
  padding: 4px 11px;
  border-radius: 100px;
}

/* Fiche preview */
.feat-demo {
  margin-top: 18px;
}

.fiche-preview {
  background: var(--cream);
  border: 1px solid var(--border-light);
  border-radius: 8px;
  padding: 14px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fiche-line {
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  animation: shimmer 2s ease-in-out infinite;
}

.fiche-line--title {
  height: 12px;
  background: var(--navy);
  opacity: 0.15;
  width: 55%;
}

.fiche-line--short { width: 65%; }

@keyframes shimmer {
  0%, 100% { opacity: 0.5; }
  50%       { opacity: 1; }
}

/* Schedule bar */
.feat-schedule {
  margin-top: 18px;
}

.schedule-bar {
  height: 6px;
  background: var(--border-light);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 7px;
}

.schedule-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--sage) 0%, var(--sage-pale) 100%);
  border-radius: 3px;
}

.schedule-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* Matiere chips */
.matiere-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 18px;
}

.matiere-chip {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--gold);
  background: var(--gold-pale);
  border: 1px solid rgba(201,151,42,0.2);
  padding: 4px 11px;
  border-radius: 100px;
}

/* ============================================
   HOW IT WORKS
   ============================================ */
.how-section {
  padding: var(--section-gap) 0;
  background: var(--cream);
  position: relative;
}

.how-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 0%, rgba(27,58,92,0.04) 0%, transparent 100%);
  pointer-events: none;
}

.steps-row {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  position: relative;
  z-index: 1;
}

.step-item {
  flex: 1;
  max-width: 260px;
  text-align: center;
  padding: 0 16px;
}

.step-connector {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--border);
  margin-top: 46px;
}

.step-num {
  font-family: var(--font-serif);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--coral);
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.step-icon-wrap {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  background: white;
  border: 1.5px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  color: var(--navy);
  box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s, border-color 0.2s;
}

.step-item:hover .step-icon-wrap {
  box-shadow: var(--shadow-md);
  border-color: var(--navy);
}

.step-title {
  font-family: var(--font-serif);
  font-size: 1.1875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.step-desc {
  font-size: 0.9rem;
  line-height: 1.65;
  color: var(--text-muted);
}

/* ============================================
   TESTIMONIALS
   ============================================ */
.testimonials-section {
  padding: var(--section-gap) 0;
  background: var(--cream-dark);
  border-top: 1px solid var(--border-light);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: white;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  transition: box-shadow 0.2s, transform 0.2s;
}

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

.testi-quote {
  margin-bottom: 20px;
}

.testi-text {
  font-family: var(--font-serif);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-primary);
  font-style: italic;
  margin-bottom: 28px;
}

.testi-author {
  display: flex;
  align-items: center;
  gap: 13px;
  padding-top: 20px;
  border-top: 1px solid var(--border-light);
}

.testi-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}

.testi-info {
  flex: 1;
}

.testi-info strong {
  display: block;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.testi-info span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.testi-stars {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
}

.star {
  width: 13px;
  height: 13px;
  fill: var(--gold);
}

/* ============================================
   PRICING
   ============================================ */
.pricing-section {
  padding: var(--section-gap) 0;
  background: var(--cream);
  border-top: 1px solid var(--border-light);
}

.pricing-inner {
  text-align: center;
}

.pricing-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}

.pricing-content .section-title {
  margin-top: 8px;
  margin-bottom: 16px;
}

.pricing-cards {
  display: flex;
  gap: 20px;
  margin-top: 48px;
  flex-wrap: wrap;
  justify-content: center;
}

.pricing-card {
  background: white;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  width: 280px;
  position: relative;
  text-align: left;
}

.pricing-card--featured {
  background: var(--navy);
  border-color: var(--navy);
  box-shadow: var(--shadow-lg);
}

.pricing-badge {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--coral);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-card-header {
  margin-bottom: 24px;
}

.pricing-card-header h3 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.pricing-card--featured .pricing-card-header h3 {
  color: white;
}

.price-display {
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.price-amount {
  font-family: var(--font-serif);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.pricing-card--featured .price-amount { color: white; }

.price-period {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.pricing-card--featured .price-period { color: rgba(255,255,255,0.6); }

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.pricing-card--featured .pricing-features li {
  color: rgba(255,255,255,0.84);
}

.pricing-cta {
  display: block;
  text-align: center;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 12px 20px;
  border-radius: 9px;
  transition: all 0.2s;
}

.pricing-cta--outline {
  border: 1.5px solid var(--border);
  color: var(--text-primary);
}
.pricing-cta--outline:hover {
  border-color: var(--navy);
  background: rgba(27,58,92,0.04);
}

.pricing-cta--primary {
  background: var(--coral);
  color: white;
}
.pricing-cta--primary:hover {
  background: var(--coral-light);
}

.pricing-note {
  font-size: 0.8125rem;
  color: var(--text-light);
  margin-top: 24px;
}

/* ============================================
   FINAL CTA
   ============================================ */
.final-cta-section {
  padding: var(--section-gap) 0;
  background: var(--cream-dark);
  border-top: 1px solid var(--border-light);
}

.final-cta-inner {
  background: var(--navy);
  border-radius: var(--radius-xl);
  padding: 72px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta-decor {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse 70% 60% at 20% 40%, rgba(224,122,95,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 70%, rgba(27,58,92,0.3) 0%, transparent 60%);
  pointer-events: none;
}

.final-cta-content {
  position: relative;
  z-index: 1;
}

.final-cta-title {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  color: white;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.final-cta-sub {
  font-size: 1.0625rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 36px;
}

.final-cta-note {
  font-size: 0.8125rem;
  color: rgba(255,255,255,0.45);
  margin-top: 16px;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  background: var(--cream-dark);
  border-top: 1px solid var(--border-light);
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-logo {
  margin-bottom: 14px;
}

.footer-tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 280px;
  margin-bottom: 22px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.social-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: white;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  transition: color 0.15s, border-color 0.15s, background 0.15s;
}

.social-icon:hover {
  color: var(--navy);
  border-color: var(--navy);
  background: rgba(27,58,92,0.04);
}

.footer-col h4 {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col li a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.15s;
}

.footer-col li a:hover {
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.8125rem;
  color: var(--text-light);
}

.footer-legal {
  display: flex;
  gap: 20px;
}

.footer-legal a {
  font-size: 0.8125rem;
  color: var(--text-light);
  transition: color 0.15s;
}

.footer-legal a:hover { color: var(--text-secondary); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
  }
  .footer-brand {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: start;
    gap: 24px;
  }
  .footer-tagline { margin-bottom: 0; }
}

@media (max-width: 900px) {
  :root { --section-gap: 72px; }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-content { order: 1; }
  .hero-illustration { order: 2; max-width: 500px; margin: 0 auto; }

  .problem-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .problem-divider { transform: rotate(90deg); }

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

  .steps-row {
    flex-direction: column;
    align-items: center;
    gap: 32px;
  }

  .step-connector { transform: rotate(90deg); margin-top: 0; }
  .step-item { max-width: 400px; }

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

  .pricing-cards {
    flex-direction: column;
    align-items: center;
  }

  .final-cta-inner { padding: 52px 28px; }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .hamburger { display: flex; }

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

  .footer-brand {
    grid-column: 1 / -1;
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }

  .hero-headline { font-size: 2.2rem; }
  .hero-actions { flex-direction: column; align-items: flex-start; gap: 12px; }

  .float-accent--2 { display: none; }

  .section-title { font-size: 1.75rem; }

  .solution-card { padding: 26px; }

  .final-cta-inner { border-radius: var(--radius-lg); padding: 40px 20px; }
  .final-cta-title { font-size: 1.75rem; }

  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-legal { flex-direction: column; gap: 10px; }

  .school-logos { gap: 14px; }
  .school-sep { display: none; }
}