:root {
  --green-900: #0a3d2a;
  --green-700: #0e6f48;
  --green-500: #14b56b;
  --gold: #ffd54a;
  --gold-deep: #d99a00;
  --lime: #c8ff00;
  --ink-900: #0b1322;
  --ink-800: #142036;
  --ink-700: #1f2d44;
  --ink-500: #5b6b85;
  --ink-300: #9aa8bf;
  --ink-100: #e4e8ef;
  --ink-50: #f4f6fa;
  --cream: #fffaf0;
  --white: #ffffff;
  --shadow-sm: 0 1px 2px rgba(11,19,34,0.06);
  --shadow-md: 0 6px 20px rgba(11,19,34,0.08);
  --shadow-lg: 0 16px 48px rgba(11,19,34,0.18);
  --radius: 12px;
  --radius-lg: 20px;
  --maxw: 1180px;
  --section-py: clamp(48px, 8vw, 96px);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  color: var(--ink-900); background: var(--white); line-height: 1.6; font-size: 16px;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img, picture, svg { display: block; max-width: 100%; height: auto; }
a { color: var(--green-700); text-decoration: none; transition: color .18s; }
a:hover { color: var(--green-500); }
strong { font-weight: 700; color: inherit; }
h1, h2, h3, h4 { font-family: 'Poppins', sans-serif; color: var(--ink-900); line-height: 1.2; letter-spacing: -0.01em; font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.6vw, 2.4rem); margin-bottom: 0.5em; }
h3 { font-size: clamp(1.1rem, 2.4vw, 1.35rem); margin-bottom: 0.4em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 clamp(16px, 4vw, 32px); }
.container-narrow { max-width: 820px; }
.text-light { color: var(--white); }
.text-light-muted { color: rgba(255,255,255,0.78); }

/* HEADER */
.site-header {
  background: rgba(255,255,255,0.92); backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--ink-100); position: sticky; top: 0; z-index: 100;
}
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 12px 0; gap: 12px; }
.logo { display: flex; align-items: center; gap: 12px; color: var(--ink-900); font-family: 'Poppins', sans-serif; }
.logo-mark {
  width: 38px; height: 38px; background: linear-gradient(135deg, var(--green-700), var(--green-900));
  color: var(--white); border-radius: 12px; display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem; box-shadow: var(--shadow-sm); flex-shrink: 0;
}
.logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.logo-brand { font-weight: 800; font-size: 1.05rem; color: var(--ink-900); }
.logo-tag { font-size: 0.7rem; font-weight: 600; color: var(--green-700); letter-spacing: 0.04em; text-transform: uppercase; }
.logo:hover .logo-brand { color: var(--green-700); }

.primary-nav ul { list-style: none; display: flex; gap: clamp(14px, 2vw, 28px); align-items: center; }
.primary-nav a { color: var(--ink-700); font-weight: 600; font-size: 0.92rem; padding: 8px 4px; position: relative; }
.primary-nav a::after {
  content: ''; position: absolute; left: 4px; right: 4px; bottom: 2px;
  height: 2px; background: var(--green-500); transform: scaleX(0); transform-origin: left;
  transition: transform .18s;
}
.primary-nav a:hover { color: var(--green-700); }
.primary-nav a:hover::after { transform: scaleX(1); }

.menu-toggle {
  display: none; background: none; border: 0; cursor: pointer; padding: 10px;
  -webkit-tap-highlight-color: transparent;
}
.menu-toggle span {
  display: block; width: 24px; height: 2px; background: var(--ink-900); margin: 5px 0;
  transition: transform .25s, opacity .25s;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* HERO */
.hero {
  position: relative; overflow: hidden;
  background: radial-gradient(ellipse at 80% 0%, #14334d 0%, var(--ink-900) 60%);
  color: var(--white); padding: clamp(56px, 10vw, 110px) 0 clamp(64px, 12vw, 130px);
  isolation: isolate;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.35; }
.hero::before {
  content: ''; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(255, 213, 74, 0.18) 0, transparent 50%),
    radial-gradient(ellipse at 10% 100%, rgba(20, 181, 107, 0.22) 0, transparent 55%),
    linear-gradient(180deg, rgba(11,19,34,0.55) 0%, rgba(11,19,34,0.85) 100%);
}
.hero-inner { position: relative; z-index: 2; max-width: 820px; margin: 0 auto; text-align: center; }

.hero-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,213,74,0.5);
  color: var(--gold); padding: 7px 16px; border-radius: 999px;
  font-size: 0.82rem; font-weight: 600; letter-spacing: 0.03em;
  backdrop-filter: blur(8px); margin-bottom: clamp(20px, 3vw, 28px);
}
.hero-chip-dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--gold);
  box-shadow: 0 0 12px var(--gold); animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse { 50% { opacity: 0.5; transform: scale(0.85); } }

.hero-title {
  color: var(--white); font-size: clamp(2rem, 7vw, 4rem); line-height: 1.05;
  font-weight: 800; letter-spacing: -0.02em; margin-bottom: clamp(16px, 2vw, 24px);
}
.hero-title-accent {
  display: block; font-size: 0.55em; font-weight: 600;
  color: var(--gold); margin-top: 8px; letter-spacing: 0;
}

.hero-lead {
  font-size: clamp(1rem, 2vw, 1.18rem); color: rgba(255,255,255,0.88);
  max-width: 640px; margin: 0 auto clamp(28px, 4vw, 36px); line-height: 1.6;
}

.hero-actions {
  display: flex; gap: 12px; justify-content: center; flex-wrap: wrap;
  margin-bottom: clamp(40px, 6vw, 56px);
}

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 26px; border-radius: 999px; font-weight: 700; font-size: 0.98rem;
  transition: transform .18s, box-shadow .18s, background .18s, color .18s;
  white-space: nowrap; min-height: 48px;
}
.btn-primary {
  background: var(--gold); color: var(--ink-900);
  box-shadow: 0 4px 20px rgba(255,213,74,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px); color: var(--ink-900);
  box-shadow: 0 10px 30px rgba(255,213,74,0.5);
}
.btn-ghost {
  background: rgba(255,255,255,0.08); color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
}
.btn-ghost:hover { background: rgba(255,255,255,0.15); color: var(--white); transform: translateY(-2px); }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(8px, 2vw, 24px);
  max-width: 600px; margin: 0 auto;
}
.hero-stat {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius); padding: clamp(12px, 2.5vw, 18px) 8px;
  backdrop-filter: blur(8px);
}
.hero-stat-num {
  font-family: 'Poppins', sans-serif; font-weight: 800; color: var(--gold);
  font-size: clamp(1.4rem, 5vw, 2.2rem); line-height: 1;
}
.hero-stat-label {
  font-size: clamp(0.7rem, 1.5vw, 0.85rem); color: rgba(255,255,255,0.7);
  margin-top: 6px; letter-spacing: 0.03em;
}

/* SECTIONS */
.section { padding: var(--section-py) 0; position: relative; }
.section-light { background: var(--white); }
.section-cream { background: var(--cream); }
.section-dark { background: linear-gradient(180deg, var(--ink-900), var(--ink-800)); color: var(--white); }
.section-dark a { color: var(--gold); }
.section-accent { background: linear-gradient(135deg, var(--green-700), var(--green-900)); color: var(--white); }
.section-accent a { color: var(--gold); }

.section-head { text-align: center; max-width: 760px; margin: 0 auto clamp(36px, 6vw, 56px); }
.section-head p {
  color: var(--ink-500); font-size: clamp(0.98rem, 1.6vw, 1.08rem);
  margin-top: 12px; max-width: 600px; margin-left: auto; margin-right: auto;
}
.section-dark .section-head p { color: rgba(255,255,255,0.78); }
.section-accent .section-head p { color: rgba(255,255,255,0.82); }

.section-eyebrow {
  display: inline-block; background: rgba(20,181,107,0.12); color: var(--green-700);
  padding: 6px 14px; border-radius: 999px; font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.05em; text-transform: uppercase; margin-bottom: 14px;
}
.section-eyebrow-light {
  background: rgba(255,213,74,0.18); color: var(--gold);
}
.section-eyebrow-dark {
  background: rgba(11,19,34,0.1); color: var(--ink-900);
}

/* MONDIAL */
.mondial-grid {
  display: grid; gap: clamp(28px, 5vw, 48px);
  grid-template-columns: 1fr 1fr; align-items: center;
}
.mondial-img { border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.mondial-grid p { color: var(--ink-700); margin-bottom: 1em; }
.host-pills { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 20px; }
.host-pill {
  background: rgba(20,181,107,0.1); color: var(--green-900);
  padding: 8px 16px; border-radius: 999px; font-weight: 600; font-size: 0.9rem;
}

/* PHASES TIMELINE */
.phases-timeline { list-style: none; max-width: 900px; margin: 0 auto; position: relative; padding: 0; }
.phases-timeline::before {
  content: ''; position: absolute; left: 28px; top: 0; bottom: 0; width: 2px;
  background: linear-gradient(180deg, var(--gold), rgba(255,213,74,0.2));
}
.phase-step {
  display: flex; gap: clamp(20px, 4vw, 32px); padding: 18px 0; position: relative;
  align-items: flex-start;
}
.phase-step-num {
  width: 58px; height: 58px; border-radius: 50%; background: var(--gold);
  color: var(--ink-900); font-family: 'Poppins', sans-serif; font-weight: 800;
  font-size: 1.1rem; display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; box-shadow: 0 0 0 6px var(--ink-900), 0 6px 20px rgba(255,213,74,0.3);
  z-index: 1;
}
.phase-step-body { flex: 1; padding-top: 4px; min-width: 0; }
.phase-step-body h3 { color: var(--white); margin-bottom: 6px; }
.phase-step-date {
  color: var(--gold); font-size: 0.9rem; font-weight: 600;
  margin-bottom: 8px; letter-spacing: 0.02em;
}
.phase-step-body p { color: rgba(255,255,255,0.78); font-size: 0.96rem; }

/* TEAMS */
.teams-grid {
  display: grid; gap: 18px;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
}
.team-card {
  background: var(--white); border: 1px solid var(--ink-100); border-radius: var(--radius-lg);
  padding: 24px 22px; transition: transform .2s, box-shadow .2s, border-color .2s;
}
.team-card:hover {
  transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--green-500);
}
.team-flag { font-size: 2.2rem; margin-bottom: 8px; line-height: 1; }
.team-name { font-family: 'Poppins', sans-serif; font-weight: 700; font-size: 1.15rem; color: var(--ink-900); }
.team-tag {
  display: inline-block; background: var(--ink-50); color: var(--ink-700);
  padding: 3px 10px; border-radius: 999px; font-size: 0.78rem; font-weight: 600;
  margin: 8px 0 12px;
}
.team-note { color: var(--ink-500); font-size: 0.92rem; line-height: 1.5; }

/* CONFEDERATIONS */
.confederations-grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.confed-card {
  background: var(--white); border: 1px solid var(--ink-100); border-radius: var(--radius);
  padding: 20px 22px;
}
.confed-card-special {
  background: linear-gradient(135deg, var(--gold), var(--gold-deep));
  border-color: transparent;
}
.confed-num {
  font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 2.2rem;
  color: var(--green-700); line-height: 1; margin-bottom: 6px;
}
.confed-card-special .confed-num { color: var(--ink-900); }
.confed-name {
  font-weight: 700; color: var(--ink-900); font-size: 1.05rem;
  letter-spacing: 0.04em; text-transform: uppercase; margin-bottom: 8px;
}
.confed-info { color: var(--ink-500); font-size: 0.88rem; }
.confed-card-special .confed-info { color: rgba(11,19,34,0.75); font-weight: 500; }

/* STADIA */
.stadia-grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}
.stadia-card {
  background: rgba(255,255,255,0.04); border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius); padding: 18px 20px;
  transition: border-color .2s, transform .2s, background .2s;
}
.stadia-card:hover {
  border-color: var(--gold); background: rgba(255,255,255,0.06);
  transform: translateY(-2px);
}
.stadia-name {
  font-family: 'Poppins', sans-serif; font-weight: 700; color: var(--white);
  font-size: 1.02rem; margin-bottom: 4px;
}
.stadia-city { color: rgba(255,255,255,0.65); font-size: 0.88rem; margin-bottom: 12px; }
.stadia-meta {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.82rem; color: rgba(255,255,255,0.7);
}
.stadia-meta strong { color: var(--gold); }
.stadia-role {
  background: rgba(255,213,74,0.15); color: var(--gold);
  padding: 3px 10px; border-radius: 999px; font-weight: 600; font-size: 0.75rem;
}

/* METHODE */
.method-grid {
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}
.method-step {
  background: var(--white); border: 1px solid var(--ink-100); border-radius: var(--radius-lg);
  padding: 28px 24px; position: relative; overflow: hidden;
}
.method-step::before {
  content: ''; position: absolute; top: 0; left: 0; width: 4px; height: 100%;
  background: var(--green-500);
}
.method-step-num {
  font-family: 'Poppins', sans-serif; font-weight: 800; font-size: 2.4rem;
  color: var(--green-500); line-height: 1; margin-bottom: 10px;
}
.method-step h3 { margin-bottom: 8px; }
.method-step p { color: var(--ink-500); font-size: 0.94rem; }

/* CONCOURS */
.concours-inner {
  display: grid; grid-template-columns: 1.4fr 1fr; gap: clamp(28px, 5vw, 56px);
  align-items: center;
}
.concours-inner h2 { color: var(--white); }
.concours-inner > div:first-child p {
  color: rgba(255,255,255,0.85); font-size: 1.02rem; margin: 16px 0 20px;
}
.bullet-list { list-style: none; padding: 0; }
.bullet-list li {
  position: relative; padding-left: 28px; margin-bottom: 10px;
  color: rgba(255,255,255,0.85); font-size: 0.96rem;
}
.bullet-list li::before {
  content: '✓'; position: absolute; left: 0; top: 0;
  width: 20px; height: 20px; border-radius: 50%; background: var(--gold);
  color: var(--ink-900); font-size: 0.75rem; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.concours-stats {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
}
.concours-stat {
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius); padding: 22px 18px;
  text-align: center; display: flex; flex-direction: column; gap: 4px;
}
.concours-stat-num {
  font-family: 'Poppins', sans-serif; font-weight: 800; color: var(--gold);
  font-size: clamp(1.4rem, 3.5vw, 1.9rem); line-height: 1;
}
.concours-stat-label { color: rgba(255,255,255,0.7); font-size: 0.85rem; }

/* FAQ */
.faq-list { display: grid; gap: 10px; }
.faq-item {
  background: var(--ink-50); border-radius: var(--radius);
  border-left: 4px solid var(--green-500); overflow: hidden;
  transition: background .2s;
}
.faq-item[open] { background: var(--white); border: 1px solid var(--ink-100); border-left: 4px solid var(--green-500); }
.faq-item summary {
  cursor: pointer; padding: 18px 22px; font-family: 'Poppins', sans-serif;
  font-weight: 600; color: var(--ink-900); font-size: clamp(0.98rem, 2vw, 1.05rem);
  list-style: none; position: relative; padding-right: 48px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+'; position: absolute; right: 22px; top: 50%;
  transform: translateY(-50%); width: 28px; height: 28px; border-radius: 50%;
  background: var(--green-500); color: var(--white); font-size: 1.1rem; font-weight: 600;
  display: flex; align-items: center; justify-content: center;
  transition: transform .25s;
}
.faq-item[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq-answer { padding: 0 22px 18px; color: var(--ink-700); }

/* FOOTER */
footer {
  background: var(--ink-900); color: rgba(255,255,255,0.7);
  padding: clamp(40px, 7vw, 64px) 0 24px;
}
.footer-grid {
  display: grid; gap: clamp(28px, 4vw, 40px);
  grid-template-columns: 2fr 1fr 1fr 1fr;
  margin-bottom: 32px;
}
.footer-brand .logo { color: var(--white); margin-bottom: 14px; }
.footer-brand .logo-brand { color: var(--white); }
.footer-brand .logo-tag { color: var(--gold); }
.footer-brand p { font-size: 0.92rem; max-width: 360px; line-height: 1.6; }
footer h4 {
  color: var(--white); font-family: 'Poppins', sans-serif; font-size: 0.82rem;
  font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px;
}
footer ul { list-style: none; }
footer ul li { margin-bottom: 8px; }
footer ul a { color: rgba(255,255,255,0.65); font-size: 0.92rem; }
footer ul a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08); padding-top: 22px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
  font-size: 0.82rem; color: rgba(255,255,255,0.5);
}

/* RESPONSIVE */
@media (max-width: 900px) {
  .mondial-grid { grid-template-columns: 1fr; }
  .concours-inner { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .menu-toggle { display: block; }
  .primary-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--white); border-bottom: 1px solid var(--ink-100);
    box-shadow: var(--shadow-md);
    max-height: 0; overflow: hidden; transition: max-height .3s ease;
  }
  .primary-nav.active { max-height: 480px; }
  .primary-nav ul { flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 16px; }
  .primary-nav li { width: 100%; }
  .primary-nav a {
    display: block; padding: 14px 8px; font-size: 1rem;
    border-bottom: 1px solid var(--ink-100);
  }
  .primary-nav li:last-child a { border-bottom: 0; }
  .primary-nav a::after { display: none; }

  .hero-stats { grid-template-columns: repeat(2, 1fr); max-width: 360px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }

  .phases-timeline::before { left: 22px; }
  .phase-step-num { width: 44px; height: 44px; font-size: 0.95rem; }
  .phase-step { gap: 16px; }

  .footer-bottom { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .concours-stats { grid-template-columns: 1fr 1fr; }
  .hero-title-accent { font-size: 0.6em; }
}