/* Art direction: Psychopédagogie informational site → warm, trustworthy, educational
   Palette: warm neutrals with navy primary + coral accent (aligned with PsychoPedia brand)
   Typography: Zodiak (display, serif) + Satoshi (body, sans-serif) — scholarly yet approachable
   Density: spacious — editorial, generous whitespace */

/* ========== FONTS ========== */
/* Loaded via <link> in HTML */

/* ========== DESIGN TOKENS ========== */
:root, [data-theme="light"] {
  /* Font families */
  --font-display: 'Zodiak', 'Georgia', serif;
  --font-body: 'Satoshi', 'Helvetica Neue', sans-serif;

  /* Type scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Surfaces — warm beige foundation */
  --color-bg:             #FAF8F5;
  --color-surface:        #FFFFFF;
  --color-surface-2:      #F5F2ED;
  --color-surface-offset: #EDE9E3;
  --color-divider:        #DDD8D0;
  --color-border:         #D0CBC3;

  /* Text */
  --color-text:           #1E2A3A;
  --color-text-muted:     #5A6270;
  --color-text-faint:     #9DA3AB;
  --color-text-inverse:   #FAFAFA;

  /* Primary — Navy (PsychoPedia brand) */
  --color-primary:        #1E2A3A;
  --color-primary-hover:  #2C3E50;
  --color-primary-active: #152030;

  /* Accent — Coral (PsychoPedia brand) */
  --color-accent:         #FF4B39;
  --color-accent-hover:   #E63E2D;
  --color-accent-active:  #CC3526;
  --color-accent-light:   #FFF0EE;

  /* Teal — secondary accent for variety */
  --color-teal:           #01696F;
  --color-teal-light:     #E8F4F5;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Shadows */
  --shadow-sm: 0 1px 2px oklch(0.2 0.01 80 / 0.06);
  --shadow-md: 0 4px 12px oklch(0.2 0.01 80 / 0.08);
  --shadow-lg: 0 12px 32px oklch(0.2 0.01 80 / 0.12);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
}

/* DARK MODE */
[data-theme="dark"] {
  --color-bg:             #141820;
  --color-surface:        #1C2230;
  --color-surface-2:      #232A38;
  --color-surface-offset: #1A2028;
  --color-divider:        #2A3140;
  --color-border:         #3A4150;
  --color-text:           #E0DED8;
  --color-text-muted:     #9DA3AB;
  --color-text-faint:     #5A6270;
  --color-text-inverse:   #1E2A3A;
  --color-primary:        #A3B8D0;
  --color-primary-hover:  #C0D0E2;
  --color-primary-active: #7A9ABB;
  --color-accent:         #FF6B5A;
  --color-accent-hover:   #FF8474;
  --color-accent-active:  #FF5544;
  --color-accent-light:   #2A2025;
  --color-teal:           #4F98A3;
  --color-teal-light:     #1C2A2C;
  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
  --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
  --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #141820;
    --color-surface:        #1C2230;
    --color-surface-2:      #232A38;
    --color-surface-offset: #1A2028;
    --color-divider:        #2A3140;
    --color-border:         #3A4150;
    --color-text:           #E0DED8;
    --color-text-muted:     #9DA3AB;
    --color-text-faint:     #5A6270;
    --color-text-inverse:   #1E2A3A;
    --color-primary:        #A3B8D0;
    --color-primary-hover:  #C0D0E2;
    --color-primary-active: #7A9ABB;
    --color-accent:         #FF6B5A;
    --color-accent-hover:   #FF8474;
    --color-accent-active:  #FF5544;
    --color-accent-light:   #2A2025;
    --color-teal:           #4F98A3;
    --color-teal-light:     #1C2A2C;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.2);
    --shadow-md: 0 4px 12px oklch(0 0 0 / 0.3);
    --shadow-lg: 0 12px 32px oklch(0 0 0 / 0.4);
  }
}

/* ========== LAYOUT ========== */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.container--narrow {
  max-width: var(--content-default);
}

/* ========== HEADER ========== */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.header--scrolled {
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.header__logo {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.header__logo-icon {
  width: 32px;
  height: 32px;
  color: var(--color-accent);
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.header__nav a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  font-weight: 500;
  position: relative;
}

.header__nav a:hover {
  color: var(--color-text);
}

.header__nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width var(--transition-interactive);
}

.header__nav a:hover::after {
  width: 100%;
}

.theme-toggle {
  padding: var(--space-2);
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
}

.theme-toggle:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}

.mobile-menu-btn {
  display: none;
  padding: var(--space-2);
  color: var(--color-text);
}

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    oklch(from var(--color-primary) l c h / 0.85) 0%,
    oklch(from var(--color-primary) l c h / 0.65) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--content-default);
  margin-inline: auto;
  padding: var(--space-16) var(--space-4);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-4);
  background: oklch(1 0 0 / 0.15);
  border: 1px solid oklch(1 0 0 / 0.2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: #FFFFFF;
  font-weight: 500;
  margin-bottom: var(--space-6);
  backdrop-filter: blur(4px);
}

.hero__title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  color: #FFFFFF;
  margin-bottom: var(--space-4);
  max-width: 16ch;
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: oklch(1 0 0 / 0.85);
  max-width: 52ch;
  margin-bottom: var(--space-8);
  line-height: 1.5;
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-lg);
  text-decoration: none;
  cursor: pointer;
  border: none;
}

.btn--accent {
  background: var(--color-accent);
  color: #FFFFFF;
}

.btn--accent:hover {
  background: var(--color-accent-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: #FFFFFF;
  border: 1.5px solid oklch(1 0 0 / 0.4);
}

.btn--outline:hover {
  background: oklch(1 0 0 / 0.1);
  border-color: oklch(1 0 0 / 0.6);
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn--primary:hover {
  background: var(--color-primary-hover);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--color-accent);
  border: 1.5px solid var(--color-accent);
}

.btn--ghost:hover {
  background: var(--color-accent-light);
}

/* ========== SECTIONS ========== */
.section {
  padding-block: clamp(var(--space-12), 8vw, var(--space-24));
}

.section--alt {
  background: var(--color-surface-2);
}

.section__header {
  text-align: center;
  margin-bottom: clamp(var(--space-8), 4vw, var(--space-16));
}

.section__tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-3);
}

.section__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 60ch;
  margin-inline: auto;
}

/* ========== DEFINITION SECTION ========== */
.definition {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.definition__image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.definition__image img {
  width: 100%;
  height: auto;
  display: block;
}

.definition__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.definition__lead {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-text);
  line-height: 1.3;
}

.definition__text {
  color: var(--color-text-muted);
  line-height: 1.7;
}

.definition__highlight {
  padding: var(--space-4) var(--space-5);
  background: var(--color-accent-light);
  border-left: 3px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--color-text);
  font-weight: 500;
}

/* ========== CARDS GRID ========== */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(300px, 100%), 1fr));
  gap: var(--space-6);
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
}

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

.card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 1.5rem;
}

.card__icon--coral { background: var(--color-accent-light); color: var(--color-accent); }
.card__icon--teal { background: var(--color-teal-light); color: var(--color-teal); }
.card__icon--navy { background: oklch(from var(--color-primary) l c h / 0.1); color: var(--color-primary); }

.card__title {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ========== TROUBLES SECTION ========== */
.troubles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(220px, 100%), 1fr));
  gap: var(--space-4);
}

.trouble-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
}

.trouble-item__icon {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--color-accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

.trouble-item__content h3 {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.trouble-item__content p {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ========== CTA / FORMATION HIGHLIGHT ========== */
.cta-formation {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-2xl);
  background: var(--color-primary);
}

.cta-formation__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  min-height: 400px;
}

.cta-formation__content {
  padding: var(--space-10) var(--space-8);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-4);
}

.cta-formation__tag {
  display: inline-flex;
  width: fit-content;
  padding: var(--space-1) var(--space-3);
  background: oklch(1 0 0 / 0.12);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  color: #FFFFFF;
  font-weight: 500;
}

.cta-formation__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: #FFFFFF;
}

.cta-formation__desc {
  font-size: var(--text-base);
  color: oklch(1 0 0 / 0.8);
  line-height: 1.6;
}

.cta-formation__stats {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
  margin-top: var(--space-2);
}

.cta-formation__stat {
  text-align: left;
}

.cta-formation__stat-value {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-accent);
}

.cta-formation__stat-label {
  font-size: var(--text-xs);
  color: oklch(1 0 0 / 0.7);
}

.cta-formation__image {
  overflow: hidden;
}

.cta-formation__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-formation__actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-top: var(--space-4);
}

/* ========== TESTIMONIALS ========== */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(320px, 100%), 1fr));
  gap: var(--space-6);
}

.testimonial {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
}

.testimonial__quote {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  font-style: italic;
}

.testimonial__quote::before {
  content: '\201C';
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-accent);
  line-height: 0;
  vertical-align: -0.2em;
  margin-right: var(--space-1);
}

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

.testimonial__avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: var(--text-sm);
  color: #FFFFFF;
}

.testimonial__name {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.testimonial__role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ========== FAQ ========== */
.faq-list {
  max-width: var(--content-default);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.faq-item__question {
  width: 100%;
  text-align: left;
  padding: var(--space-4) var(--space-5);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

.faq-item__question:hover {
  background: var(--color-surface-2);
}

.faq-item__icon {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  transition: transform 0.3s ease;
  color: var(--color-text-muted);
}

.faq-item.active .faq-item__icon {
  transform: rotate(45deg);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.faq-item.active .faq-item__answer {
  max-height: 500px;
}

.faq-item__answer-inner {
  padding: 0 var(--space-5) var(--space-5) var(--space-5);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ========== FOOTER ========== */
.footer {
  background: var(--color-primary);
  color: oklch(1 0 0 / 0.7);
  padding-block: var(--space-12);
}

.footer__inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-8);
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

.footer__brand-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: #FFFFFF;
  margin-bottom: var(--space-3);
}

.footer__brand-desc {
  font-size: var(--text-sm);
  line-height: 1.6;
  max-width: 40ch;
}

.footer__heading {
  font-size: var(--text-sm);
  font-weight: 600;
  color: #FFFFFF;
  margin-bottom: var(--space-4);
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__links a {
  font-size: var(--text-sm);
  color: oklch(1 0 0 / 0.65);
  text-decoration: none;
}

.footer__links a:hover {
  color: #FFFFFF;
}

.footer__bottom {
  border-top: 1px solid oklch(1 0 0 / 0.1);
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-4);
  font-size: var(--text-xs);
}

.footer__bottom a {
  color: oklch(1 0 0 / 0.5);
  text-decoration: none;
}

.footer__bottom a:hover {
  color: oklch(1 0 0 / 0.8);
}

/* ========== EDITORIAL CONTENT ========== */
.editorial-content p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: var(--space-4);
}

.editorial-content p:last-child {
  margin-bottom: 0;
}

.editorial-content strong {
  color: var(--color-text);
  font-weight: 600;
}

/* ========== DUAL COLUMNS ========== */
.dual-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-6);
}

.dual-col {
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-divider);
  background: var(--color-surface);
}

.dual-col--coral {
  border-top: 3px solid var(--color-accent);
}

.dual-col--teal {
  border-top: 3px solid var(--color-teal);
}

.dual-col__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  margin-bottom: var(--space-4);
}

.dual-col__title--coral { color: var(--color-accent); }
.dual-col__title--teal { color: var(--color-teal); }

.dual-col__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.dual-col__list li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-4);
  position: relative;
  line-height: 1.5;
}

.dual-col__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 6px;
  height: 6px;
  border-radius: var(--radius-full);
}

.dual-col--coral .dual-col__list li::before {
  background: var(--color-accent);
}

.dual-col--teal .dual-col__list li::before {
  background: var(--color-teal);
}

/* ========== SIGNAL LIST ========== */
.signal-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.signal-item {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-5);
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
  align-items: flex-start;
}

.signal-item__number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-accent);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.signal-item__content h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.signal-item__content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ========== TIMELINE ========== */
.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 19px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-divider);
}

.timeline__item {
  display: flex;
  gap: var(--space-5);
  position: relative;
  padding-bottom: var(--space-8);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__marker {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-teal);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.timeline__content {
  flex: 1;
  padding-top: var(--space-2);
}

.timeline__content h3 {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.timeline__content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ========== ASIDE RECOMMEND ========== */
.aside-recommend {
  display: flex;
  gap: var(--space-5);
  padding: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  border-left: 3px solid var(--color-teal);
}

.aside-recommend__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  background: var(--color-teal-light);
  color: var(--color-teal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.aside-recommend__title {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.aside-recommend__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}

.aside-recommend__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-teal);
  text-decoration: none;
}

.aside-recommend__link:hover {
  text-decoration: underline;
}

/* ========== CARDS GRID 2COL ========== */
.cards-grid--2col {
  grid-template-columns: repeat(auto-fill, minmax(min(380px, 100%), 1fr));
}

/* ========== PROFILE CARDS (Devenir section) ========== */
.profiles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(280px, 100%), 1fr));
  gap: var(--space-5);
}

.profile-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: box-shadow var(--transition-interactive), transform var(--transition-interactive);
  display: flex;
  flex-direction: column;
}

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

.profile-card__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--color-accent-light);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.profile-card:nth-child(even) .profile-card__icon {
  background: var(--color-teal-light);
  color: var(--color-teal);
}

.profile-card__title {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.profile-card__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--space-4);
}

.profile-card__tag {
  display: inline-block;
  width: fit-content;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  background: var(--color-accent-light);
  border-radius: var(--radius-full);
}

.profile-card:nth-child(even) .profile-card__tag {
  color: var(--color-teal);
  background: var(--color-teal-light);
}

/* ========== SCROLL REVEAL ========== */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

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

/* ========== MOBILE ========== */
@media (max-width: 768px) {
  .header__nav {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .header__nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-divider);
    padding: var(--space-4);
    gap: var(--space-4);
    box-shadow: var(--shadow-md);
  }

  .hero__title {
    font-size: var(--text-2xl);
    max-width: none;
  }

  .hero__content {
    padding: var(--space-12) var(--space-4);
  }

  .definition {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .cta-formation__inner {
    grid-template-columns: 1fr;
  }

  .cta-formation__image {
    height: 250px;
    order: -1;
  }

  .cta-formation__content {
    padding: var(--space-6) var(--space-5);
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-2);
    text-align: center;
  }

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

  .signal-item {
    gap: var(--space-3);
    padding: var(--space-4);
  }

  .aside-recommend {
    flex-direction: column;
  }

  .cards-grid--2col {
    grid-template-columns: 1fr;
  }

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