/* Styles page-specifiques pour comprendre-alternance.
   Extraits verbatim du bloc <style> de claude_design_v2/comprendre-alternance.html.
   Les classes partagees (navbar, footer, modale, .btn, .container, .sub-hero,
   .fsection) sont fournies par formation-styles.css et acadenice-navbar.css et
   ne sont PAS redefinies ici. Cette feuille est chargee via le slot 'head' du
   layout, donc apres les feuilles partagees : en cas de conflit, elle gagne. */

/* INTRO MANIFESTO */
.alt-intro { padding: 100px 0 80px; background: var(--bg-page); border-bottom: 1px solid var(--border-dark); }
[data-theme="light"] .alt-intro { border-color: var(--border-light); }
.alt-intro__grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 80px; align-items: center; }
.alt-intro__eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 12px; font-weight: 700; letter-spacing: .22em;
  text-transform: uppercase; color: var(--amber);
  margin-bottom: 20px;
}
.alt-intro__eyebrow::before {
  content: ''; width: 8px; height: 8px; border-radius: 50%;
  background: var(--amber);
}
.alt-intro__title {
  font-family: 'Josefin Sans', sans-serif; font-size: clamp(40px, 5.5vw, 72px);
  font-weight: 700; line-height: .98; letter-spacing: -.03em; text-transform: uppercase;
  color: var(--text-primary); margin: 0 0 28px; text-wrap: balance;
}
.alt-intro__title em { color: var(--teal); font-style: normal; }
.alt-intro__title span { color: var(--amber); text-decoration: underline; text-decoration-thickness: 4px; text-underline-offset: 6px; }
.alt-intro__lead { font-size: 18px; line-height: 1.7; color: var(--muted-on-dark); }
[data-theme="light"] .alt-intro__lead { color: var(--muted-on-light); }
.alt-intro__lead strong { color: var(--text-primary); font-weight: 600; }
.alt-intro__media { position: relative; min-height: 460px; border-radius: 20px; overflow: hidden; }
.alt-intro__media image-slot { width: 100%; height: 100%; display: block; }

/* 4 MOTIVATIONS */
.motivations {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
  border-top: 1px solid var(--border-dark);
  border-bottom: 1px solid var(--border-dark);
}
[data-theme="light"] .motivations { border-color: var(--border-light); }
.motivation {
  padding: 48px 32px;
  border-right: 1px solid var(--border-dark);
  position: relative;
  display: flex; flex-direction: column; gap: 16px;
  transition: background var(--transition);
}
[data-theme="light"] .motivation { border-color: var(--border-light); }
.motivation:last-child { border-right: none; }
.motivation:hover { background: var(--bg-dark); }
[data-theme="light"] .motivation:hover { background: var(--bg-light); }
.motivation__icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: color-mix(in oklab, var(--pole, var(--teal)) 14%, transparent);
  display: flex; align-items: center; justify-content: center;
  color: var(--pole, var(--teal));
}
.motivation[data-pole="amber"] { --pole: var(--amber); }
.motivation[data-pole="tech"] { --pole: var(--pole-tech); }
.motivation[data-pole="graph"] { --pole: var(--pole-graph); }
.motivation[data-pole="teal"] { --pole: var(--teal); }
.motivation__title {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 20px; font-weight: 700; line-height: 1.15;
  letter-spacing: -.01em; color: var(--text-primary); margin: 0;
}
.motivation__body { font-size: 14px; line-height: 1.6; color: var(--muted-on-dark); margin: 0; }
[data-theme="light"] .motivation__body { color: var(--muted-on-light); }
.motivation__body strong { color: var(--text-primary); font-weight: 600; }

/* PROFILES BANNER */
.profiles {
  background: linear-gradient(135deg, #0A2E2A 0%, #1C7269 50%, #2E9988 100%);
  padding: 100px 0; position: relative; overflow: hidden;
}
.profiles::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 70% at 90% 30%, rgba(76,204,184,.35) 0%, transparent 60%),
    radial-gradient(ellipse 40% 60% at 10% 100%, rgba(253,161,0,.18) 0%, transparent 60%);
  pointer-events: none;
}
.profiles__inner { position: relative; z-index: 1; }
.profiles__head { margin-bottom: 56px; max-width: 880px; }
.profiles__eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'Josefin Sans', sans-serif; font-size: 11px; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase; color: rgba(255,255,255,.85);
  margin-bottom: 24px;
  padding: 8px 16px; background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.18); border-radius: var(--r-pill);
  backdrop-filter: blur(8px);
}
.profiles__title {
  font-family: 'Josefin Sans', sans-serif;
  font-size: clamp(36px, 4.5vw, 56px);
  font-weight: 700; line-height: 1;
  letter-spacing: -.03em; text-transform: uppercase;
  color: #fff; margin: 0 0 16px; text-wrap: balance;
}
.profiles__title em { font-style: normal; color: var(--amber); }
.profiles__sub { font-size: 17px; line-height: 1.7; color: rgba(255,255,255,.85); margin: 0; }
.profiles__grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.profile-card {
  padding: 32px 28px;
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 18px;
  backdrop-filter: blur(8px);
  transition: all var(--transition);
}
.profile-card:hover { transform: translateY(-3px); background: rgba(255,255,255,.12); }
.profile-card__icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--amber);
  display: flex; align-items: center; justify-content: center;
  color: #0A2E2A;
  margin-bottom: 16px;
}
.profile-card__label {
  font-family: 'Josefin Sans', sans-serif; font-size: 10px;
  font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: rgba(255,255,255,.65); margin-bottom: 6px;
}
.profile-card__title {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 22px; font-weight: 700; line-height: 1.1;
  letter-spacing: -.01em; color: #fff; margin: 0 0 12px;
}
.profile-card__body { font-size: 14px; line-height: 1.6; color: rgba(255,255,255,.78); margin: 0; }
.profile-card__body strong { color: #fff; font-weight: 600; }

/* RHYTHM ROW (with split) */
.rhythm-split {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 48px; margin: 0;
  align-items: stretch;
}
.rhythm-split--no-media { grid-template-columns: 1fr; margin: 0; }
.rhythm-split--no-media .rhythm-split__content { max-width: 760px; margin: 0 auto; }
.rhythm-split__media {
  position: relative;
  min-height: 560px;
  background: var(--bg-dark-2);
  border-radius: 20px;
  overflow: hidden;
}
.rhythm-split__media image-slot { width: 100%; height: 100%; display: block; }
.rhythm-split__content {
  padding: 80px 64px; background: var(--bg-page);
  display: flex; flex-direction: column; justify-content: center;
}
.rhythm-split__eyebrow {
  font-size: 11px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--teal); margin-bottom: 16px;
}
.rhythm-split__title {
  font-family: 'Josefin Sans', sans-serif;
  font-size: clamp(32px, 3.5vw, 48px); font-weight: 700;
  line-height: 1; letter-spacing: -.02em; text-transform: uppercase;
  color: var(--text-primary); margin: 0 0 16px; text-wrap: balance;
}
.rhythm-split__title em { font-style: normal; color: var(--teal); }
.rhythm-split__title span { color: var(--amber); }
.rhythm-split__body { font-size: 16px; line-height: 1.7; color: var(--muted-on-dark); margin: 0 0 32px; }
[data-theme="light"] .rhythm-split__body { color: var(--muted-on-light); }
.rhythm-split__body strong { color: var(--text-primary); font-weight: 600; }

.rhythm-stats { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 28px; }
.rhythm-stat {
  padding: 22px;
  background: rgba(76,204,184,.06);
  border: 1px solid rgba(76,204,184,.2);
  border-radius: 14px;
}
[data-theme="light"] .rhythm-stat { background: rgba(76,204,184,.08); border-color: rgba(76,204,184,.25); }
.rhythm-stat__icon { font-size: 20px; margin-bottom: 10px; line-height: 1; }
.rhythm-stat__num {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 32px; font-weight: 700; line-height: 1;
  letter-spacing: -.02em; color: var(--teal);
  margin-bottom: 6px;
}
.rhythm-stat__label {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 11px; font-weight: 700;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--text-primary);
}
.rhythm-stat__desc {
  margin: 10px 0 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--muted-on-light);
}
.rhythm-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 14px; }
.rhythm-list li {
  display: flex; align-items: flex-start; gap: 14px;
  font-size: 15px; color: var(--text-primary); line-height: 1.5;
}
.rhythm-list li strong { font-weight: 600; }
.rhythm-list li::before {
  content: ''; flex-shrink: 0;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--teal); margin-top: 1px;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 14 14' fill='none'><path d='M3 7l3 3 5-6' stroke='%230A2E2A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-size: 14px; background-position: center; background-repeat: no-repeat;
}

/* STEPS */
.steps {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px;
  background: var(--border-dark);
}
[data-theme="light"] .steps { background: var(--border-light); }
.step {
  background: var(--bg-dark); padding: 44px 32px;
  display: flex; flex-direction: column; gap: 14px;
  position: relative;
  transition: background var(--transition);
}
[data-theme="light"] .step { background: #fff; }
.step:hover { background: var(--bg-dark-2); }
[data-theme="light"] .step:hover { background: var(--bg-light); }
.step__top { display: flex; align-items: center; justify-content: space-between; }
.step__num {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 52px; font-weight: 700; line-height: .9;
  letter-spacing: -.04em; color: var(--teal); opacity: .4;
}
.step__icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: color-mix(in oklab, var(--teal) 12%, transparent);
  display: flex; align-items: center; justify-content: center;
  color: var(--teal);
}
.step__title {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 22px; font-weight: 700; line-height: 1.1;
  letter-spacing: -.01em; color: var(--text-primary); margin: 0;
}
.step__body { font-size: 14px; line-height: 1.6; color: var(--muted-on-dark); margin: 0; }
[data-theme="light"] .step__body { color: var(--muted-on-light); }
.step__body strong { color: var(--text-primary); font-weight: 600; }

/* SALAIRE ALTERNANT */
.salary-anchor {
  scroll-margin-top: 120px;
}
.salary-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border-dark);
}
[data-theme="light"] .salary-cards { background: var(--border-light); }
.salary-card {
  background: var(--bg-dark);
  padding: 40px 28px;
  min-height: 250px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  border-top: 3px solid var(--pole, var(--teal));
}
[data-theme="light"] .salary-card { background: #fff; }
.salary-card[data-pole="amber"] { --pole: var(--amber); }
.salary-card[data-pole="tech"] { --pole: var(--pole-tech); }
.salary-card[data-pole="teal"] { --pole: var(--teal); }
.salary-card__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: color-mix(in oklab, var(--pole, var(--teal)) 14%, transparent);
  color: var(--pole, var(--teal));
  display: flex;
  align-items: center;
  justify-content: center;
}
.salary-card__title {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.01em;
  color: var(--text-primary);
  margin: 0;
}
.salary-card__body {
  font-size: 14px;
  line-height: 1.65;
  color: var(--muted-on-dark);
  margin: 0;
}
[data-theme="light"] .salary-card__body { color: var(--muted-on-light); }
.salary-card__body strong { color: var(--text-primary); font-weight: 700; }
.salary-link-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: clamp(28px, 4vw, 44px);
  border: 1px solid color-mix(in oklab, var(--teal) 38%, transparent);
  border-radius: 24px;
  background: color-mix(in oklab, var(--teal) 6%, var(--bg-dark));
}
[data-theme="light"] .salary-link-card {
  background: #fff;
}
.salary-link-card__body {
  max-width: 820px;
  margin: 0;
  color: var(--muted-on-dark);
  font-size: clamp(16px, 1.25vw, 20px);
  line-height: 1.55;
}
[data-theme="light"] .salary-link-card__body {
  color: var(--muted-on-light);
}
.salary-link-card__actions {
  display: flex;
  flex: 0 0 auto;
  flex-wrap: wrap;
  gap: 14px;
}

/* BENEFITS PILLARS */
.benefits-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 2px;
  background: var(--border-dark);
}
[data-theme="light"] .benefits-grid { background: var(--border-light); }
.benefit {
  background: var(--bg-dark);
  padding: 40px 28px;
  display: flex; flex-direction: column; gap: 14px;
  border-top: 3px solid var(--pole, var(--teal));
  transition: background var(--transition);
}
[data-theme="light"] .benefit { background: #fff; }
.benefit:hover { background: var(--bg-dark-2); }
[data-theme="light"] .benefit:hover { background: var(--bg-light); }
.benefit[data-pole="tech"] { --pole: var(--pole-tech); }
.benefit[data-pole="graph"] { --pole: var(--pole-graph); }
.benefit[data-pole="amber"] { --pole: var(--amber); }
.benefit[data-pole="elec"] { --pole: var(--pole-elec); }
.benefit[data-pole="com"] { --pole: var(--pole-com); }
.benefit__icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: color-mix(in oklab, var(--pole, var(--teal)) 14%, transparent);
  display: flex; align-items: center; justify-content: center;
  color: var(--pole, var(--teal));
}
.benefit__title {
  font-family: 'Josefin Sans', sans-serif;
  font-size: 18px; font-weight: 700; line-height: 1.15;
  letter-spacing: -.01em; color: var(--text-primary); margin: 0;
}
.benefit__body { font-size: 13px; line-height: 1.55; color: var(--muted-on-dark); margin: 0; }
[data-theme="light"] .benefit__body { color: var(--muted-on-light); }
.benefit__body strong { color: var(--text-primary); font-weight: 600; }

/* FINAL CTA */
.final-cta {
  background: linear-gradient(135deg, #0A2E2A 0%, #1C7269 70%, #2E9988 100%);
  padding: 100px 0; position: relative; overflow: hidden; text-align: center;
}
.final-cta::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 50% 20%, rgba(253,161,0,.18) 0%, transparent 60%),
    radial-gradient(ellipse 50% 60% at 50% 100%, rgba(76,204,184,.3) 0%, transparent 60%);
  pointer-events: none;
}
.final-cta__inner { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.final-cta__eyebrow {
  font-family: 'Josefin Sans', sans-serif; font-size: 11px; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--amber); margin-bottom: 20px;
}
.final-cta__title {
  font-family: 'Josefin Sans', sans-serif;
  font-size: clamp(40px, 5.5vw, 80px);
  font-weight: 700; line-height: .98;
  letter-spacing: -.03em; text-transform: uppercase;
  color: #fff; margin: 0 0 24px; text-wrap: balance;
}
.final-cta__title em { font-style: normal; color: var(--amber); }
.final-cta__sub {
  font-size: 18px; line-height: 1.6;
  color: rgba(255,255,255,.85); margin: 0 0 36px;
}
.final-cta__btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.final-cta__entreprise {
  margin-top: 32px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.15);
  font-size: 14px;
  color: rgba(255,255,255,.7);
}
.final-cta__entreprise a {
  color: var(--amber); font-weight: 700;
  text-decoration: underline; text-underline-offset: 4px;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .alt-intro__grid { grid-template-columns: 1fr; gap: 40px; }
  .motivations { grid-template-columns: repeat(2, 1fr); }
  .motivation:nth-child(2) { border-right: none; }
  .motivation:nth-child(1), .motivation:nth-child(2) { border-bottom: 1px solid var(--border-dark); }
  .profiles__grid { grid-template-columns: 1fr; }
  .rhythm-split { grid-template-columns: 1fr; margin: 0; }
  .rhythm-split__media { min-height: 320px; }
  .rhythm-split__content { padding: 56px 32px; }
  .steps { grid-template-columns: repeat(2, 1fr); gap: 1px; }
  .salary-cards { grid-template-columns: repeat(2, 1fr); gap: 1px; }
  .salary-link-card { align-items: flex-start; flex-direction: column; }
  .benefits-grid { grid-template-columns: repeat(2, 1fr); gap: 1px; }
}
@media (max-width: 640px) {
  .motivations { grid-template-columns: 1fr; }
  .motivation { border-right: none; border-bottom: 1px solid var(--border-dark); }
  .motivation:last-child { border-bottom: none; }
  .steps { grid-template-columns: 1fr; }
  .salary-cards { grid-template-columns: 1fr; }
  .benefits-grid { grid-template-columns: 1fr; }
  .rhythm-stats { grid-template-columns: 1fr; }
}