/* ==========================================================
   MARIE METTRAUX — STYLES PRINCIPAUX
   Direction esthétique : Athletic Editorial

   TABLE DES MATIÈRES :
   1. Variables & Reset
   2. Typographie
   3. Composants communs (boutons, sections)
   4. Navigation
   5. Hero
   6. Parcours / Timeline
   7. Statistiques
   8. Préparation
   9. Palmarès
   10. Contact
   11. Footer
   12. Animations
   ========================================================== */


/* ==========================================================
   1. VARIABLES & RESET
   ========================================================== */

:root {
  /* --- Couleurs --- */
  --color-black:       #0a0a0a;
  --color-dark:        #1a1a1a;
  --color-charcoal:    #2d2d2d;
  --color-gray:        #6b6b6b;
  --color-light-gray:  #b0b0b0;
  --color-off-white:   #f0ede8;
  --color-white:       #faf9f6;
  --color-accent:      #c8102e;      /* Rouge Swiss-inspired */
  --color-accent-dark: #9b0c23;
  --color-accent-glow: rgba(200, 16, 46, 0.15);

  /* --- Typographie --- */
  --font-display: 'Bebas Neue', 'Impact', sans-serif;
  --font-body:    'Barlow', 'Helvetica Neue', sans-serif;

  /* --- Espacements --- */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  6rem;
  --space-2xl: 10rem;

  /* --- Dimensions --- */
  --container-max: 1200px;
  --nav-height:    72px;

  /* --- Transitions --- */
  --ease-out:  cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-smooth: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-dark);
  background-color: var(--color-white);
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

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

ul {
  list-style: none;
}

::selection {
  background: var(--color-accent);
  color: var(--color-white);
}


/* ==========================================================
   2. TYPOGRAPHIE
   ========================================================== */

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}


/* ==========================================================
   3. COMPOSANTS COMMUNS
   ========================================================== */

/* --- Boutons --- */
.btn {
  display: inline-block;
  padding: 0.9rem 2.4rem;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border: none;
  cursor: pointer;
  transition: all 0.35s var(--ease-out);
  position: relative;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--color-accent-glow);
}

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

.btn--outline:hover {
  background: var(--color-dark);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn--full {
  width: 100%;
  text-align: center;
}

/* --- Sections --- */
.section {
  padding: var(--space-xl) 0;
  position: relative;
}

.section__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section__header {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.section__number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  color: var(--color-accent);
  line-height: 1;
  opacity: 0.3;
}

.section__title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--color-dark);
}


/* ==========================================================
   4. NAVIGATION
   ========================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  z-index: 1000;
  transition: background 0.4s var(--ease-out), box-shadow 0.4s var(--ease-out);
}

.site-header--scrolled {
  background: rgba(250, 249, 246, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(0,0,0,0.06);
}

.nav {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  letter-spacing: 0.05em;
  color: var(--color-dark);
  transition: color 0.3s;
}

.nav__logo-dot {
  color: var(--color-accent);
}

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

.nav__link {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-gray);
  transition: color 0.3s;
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.35s var(--ease-smooth);
}

.nav__link:hover,
.nav__link--active {
  color: var(--color-dark);
}

.nav__link:hover::after,
.nav__link--active::after {
  width: 100%;
}

.nav__link--cta {
  color: var(--color-white);
  background: var(--color-accent);
  padding: 0.5rem 1.4rem;
}

.nav__link--cta::after {
  display: none;
}

.nav__link--cta:hover {
  background: var(--color-accent-dark);
  color: var(--color-white);
}

/* Burger — caché en desktop */
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.nav__burger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-dark);
  transition: all 0.35s var(--ease-smooth);
  transform-origin: center;
}


/* ==========================================================
   5. HERO
   ========================================================== */

.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: var(--space-lg);
  max-width: var(--container-max);
  margin: 0 auto;
  padding: calc(var(--nav-height) + var(--space-lg)) var(--space-md) var(--space-lg);
  position: relative;
  overflow: hidden;
}

.hero__bg-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: clamp(8rem, 18vw, 20rem);
  color: var(--color-dark);
  opacity: 0.03;
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}

.hero__content {
  position: relative;
  z-index: 2;
}

.hero__eyebrow {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-smooth) 0.2s forwards;
}

.hero__title {
  margin-bottom: var(--space-md);
}

.hero__title-line {
  display: block;
  font-size: clamp(4rem, 10vw, 8rem);
  line-height: 0.95;
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-smooth) forwards;
}

.hero__title-line--1 {
  color: var(--color-dark);
  animation-delay: 0.35s;
}

.hero__title-line--2 {
  color: var(--color-accent);
  animation-delay: 0.5s;
}

.hero__subtitle {
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--color-gray);
  max-width: 420px;
  margin-bottom: var(--space-md);
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-smooth) 0.65s forwards;
}

.hero__actions {
  display: flex;
  gap: var(--space-sm);
  opacity: 0;
  animation: fadeInUp 0.8s var(--ease-smooth) 0.8s forwards;
}

/* Image / placeholder */
.hero__image-wrapper {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__image-placeholder {
  width: 100%;
  max-width: 450px;
  aspect-ratio: 3/4;
  background: linear-gradient(135deg, var(--color-off-white) 0%, #e2ddd5 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--color-light-gray);
  text-align: center;
  position: relative;
  opacity: 0;
  animation: fadeIn 1s var(--ease-smooth) 0.5s forwards;
}

.hero__image-placeholder::before {
  content: '';
  position: absolute;
  inset: -12px;
  border: 1.5px solid var(--color-accent);
  opacity: 0.2;
  z-index: -1;
}

/* Scroll hint */
.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-md);
  left: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: fadeIn 1s var(--ease-smooth) 1.2s forwards;
}

.hero__scroll-hint span {
  font-size: 0.65rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-light-gray);
  writing-mode: vertical-rl;
}

.hero__scroll-line {
  width: 1px;
  height: 60px;
  background: var(--color-light-gray);
  position: relative;
  overflow: hidden;
}

.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-accent);
  animation: scrollLine 2s var(--ease-out) infinite;
}


/* ==========================================================
   6. PARCOURS / TIMELINE
   ========================================================== */

.parcours {
  background: var(--color-off-white);
}

.parcours__grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-lg);
  align-items: start;
}

.parcours__lead {
  font-size: 1.3rem;
  font-weight: 300;
  line-height: 1.6;
  color: var(--color-charcoal);
  position: sticky;
  top: calc(var(--nav-height) + var(--space-md));
}

.timeline {
  position: relative;
  padding-left: var(--space-md);
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 100%;
  background: var(--color-light-gray);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-lg);
}

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

.timeline__marker {
  position: absolute;
  left: calc(-1 * var(--space-md) - 5px);
  top: 6px;
  width: 11px;
  height: 11px;
  background: var(--color-white);
  border: 2px solid var(--color-accent);
  border-radius: 50%;
  transition: background 0.3s;
}

.timeline__item:hover .timeline__marker {
  background: var(--color-accent);
}

.timeline__date {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
}

.timeline__title {
  font-family: var(--font-body);
  font-size: 1.15rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 0.5rem;
  color: var(--color-dark);
}

.timeline__content p {
  font-size: 0.95rem;
  color: var(--color-gray);
  line-height: 1.7;
}


/* ==========================================================
   7. STATISTIQUES
   ========================================================== */

.stats {
  background: var(--color-dark);
  color: var(--color-white);
}

.stats .section__title {
  color: var(--color-white);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.stat-card {
  text-align: center;
  padding: var(--space-lg) var(--space-md);
  border: 1px solid rgba(255,255,255,0.08);
  transition: border-color 0.4s, background 0.4s;
}

.stat-card:hover {
  border-color: var(--color-accent);
  background: rgba(200, 16, 46, 0.05);
}

.stat-card__value {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4rem);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-card__label {
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-light-gray);
}


/* ==========================================================
   8. PREPARATION
   ========================================================== */

.preparation__intro {
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--color-gray);
  max-width: 600px;
  margin-bottom: var(--space-lg);
}

.preparation__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-md);
}

.prep-card {
  padding: var(--space-md);
  border: 1px solid transparent;
  transition: all 0.4s var(--ease-out);
  position: relative;
  display: flex;
  flex-direction: column;
}

.prep-card__responsible {
    margin-top: auto;
    font-size: 0.85em;
    font-weight: 600;
    opacity: 0.7;
    color: var(--color-accent-dark);
  }

.prep-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-accent);
  transition: width 0.5s var(--ease-smooth);
}

.prep-card:hover {
  border-color: var(--color-off-white);
  background: var(--color-off-white);
}

.prep-card:hover::before {
  width: 100%;
}

.prep-card__icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
}

.prep-card__icon svg {
  width: 100%;
  height: 100%;
}

.prep-card__title {
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 0.6rem;
  color: var(--color-dark);
}

.prep-card p {
  font-size: 0.9rem;
  color: var(--color-gray);
  line-height: 1.7;
}


/* ==========================================================
   9. PALMARES
   ========================================================== */

.palmares {
  background: var(--color-off-white);
}

.palmares__content {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-lg);
  align-items: start;
}

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

.palmares__big-number {
  font-family: var(--font-display);
  font-size: clamp(6rem, 12vw, 10rem);
  color: var(--color-accent);
  line-height: 1;
  opacity: 0.85;
}

.palmares__highlight h3 {
  font-family: var(--font-body);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 0.3rem;
}

.palmares__highlight p {
  font-size: 0.9rem;
  color: var(--color-gray);
}

.palmares__list-title {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
  color: var(--color-dark);
}

.palmares__list ul {
  list-style: none;
}

.palmares__list li {
  font-size: 0.95rem;
  color: var(--color-charcoal);
  padding: 0.7rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  position: relative;
  padding-left: 1.2rem;
}

.palmares__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  transform: translateY(-50%) rotate(45deg);
}

.palmares__list a {
  color: var(--color-accent);
  font-weight: 600;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s;
}

.palmares__list a:hover {
  border-color: var(--color-accent);
}


/* ==========================================================
   10. CONTACT
   ========================================================== */

.contact {
  background: var(--color-white);
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact__lead {
  font-size: 1.2rem;
  font-weight: 300;
  color: var(--color-charcoal);
  margin-bottom: var(--space-md);
}

.contact__socials {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.contact__social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-dark);
  transition: color 0.3s;
}

.contact__social-link svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
}

.contact__social-link:hover {
  color: var(--color-accent);
}

/* Formulaire */
.form-group {
  margin-bottom: var(--space-sm);
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray);
  margin-bottom: 0.4rem;
}

.form-input {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-dark);
  background: var(--color-off-white);
  border: 1.5px solid transparent;
  outline: none;
  transition: border-color 0.3s, background 0.3s;
}

.form-input:focus {
  border-color: var(--color-accent);
  background: var(--color-white);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%236b6b6b' stroke-width='1.5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  cursor: pointer;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}


/* ==========================================================
   11. FOOTER
   ========================================================== */

.site-footer {
  background: var(--color-black);
  color: var(--color-light-gray);
  padding: var(--space-lg) 0;
}

.footer__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer__logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-white);
  display: block;
  margin-bottom: 0.5rem;
}

.footer__brand p {
  font-size: 0.8rem;
  color: var(--color-gray);
}

.footer__links {
  display: flex;
  gap: var(--space-md);
}

.footer__links a,
.footer__profiles a {
  font-size: 0.8rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-gray);
  transition: color 0.3s;
}

.footer__links a:hover,
.footer__profiles a:hover {
  color: var(--color-white);
}

.footer__profiles {
  display: flex;
  gap: var(--space-sm);
}


/* ==========================================================
   12. ANIMATIONS
   ========================================================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes scrollLine {
  0%   { top: -100%; }
  50%  { top: 100%; }
  100% { top: 100%; }
}

/* Reveal on scroll */
[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s var(--ease-smooth), transform 0.7s var(--ease-smooth);
}

[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}