/* ═══════════════════════════════════════════════════════
   OPPOSITION — Route du Génévrex · Chexbres
   Design System: Official · Urgent · Action-oriented
═══════════════════════════════════════════════════════ */

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

:root {
  --red:        #C0171D;
  --red-dark:   #960F14;
  --red-light:  #E8262D;
  --black:      #0D0D0D;
  --dark:       #1A1A1A;
  --dark-2:     #2C2C2C;
  --gray:       #5A5A5A;
  --gray-light: #E8E8E8;
  --off-white:  #F5F4F2;
  --white:      #FFFFFF;
  --font:       'Inter', system-ui, -apple-system, sans-serif;
  --radius:     4px;
  --shadow:     0 4px 24px rgba(0,0,0,0.10);
  --shadow-lg:  0 8px 48px rgba(0,0,0,0.16);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.red { color: var(--red); }

/* ═══ CONTAINER ═══ */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}
.container--narrow {
  max-width: 660px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ═══ ALERT BAR ═══ */
.alert-bar {
  background: var(--red);
  color: var(--white);
  text-align: center;
  padding: 10px 20px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  position: sticky;
  top: 0;
  z-index: 1000;
}
.alert-icon { margin: 0 8px; }

/* ═══ HEADER ═══ */
.site-header {
  background: var(--white);
  border-bottom: 2px solid var(--black);
  position: sticky;
  top: 40px;
  z-index: 999;
  box-shadow: 0 2px 16px rgba(0,0,0,0.08);
}

.header-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 88px;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  flex-shrink: 0;
  max-width: 300px;
}

.brand-icon {
  width: 44px;
  height: 44px;
  background: var(--red);
  color: var(--white);
  font-size: 1.4rem;
  font-weight: 900;
  border-radius: 3px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  align-self: flex-start;
  margin-top: 2px;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-size: 1.05rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  color: var(--black);
  line-height: 1;
}

.brand-sub {
  font-size: 0.66rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--gray);
  text-transform: uppercase;
  margin-top: 3px;
  line-height: 1.3;
}

.brand-meta {
  font-size: 0.58rem;
  font-weight: 400;
  color: var(--gray);
  opacity: 0.7;
  letter-spacing: 0.01em;
  margin-top: 5px;
  line-height: 1.5;
  padding-top: 5px;
  border-top: 1px solid rgba(0,0,0,0.1);
}

.nav-deadline-box {
  flex-shrink: 0;
  border: 1px solid rgba(192,23,29,0.35);
  background: rgba(192,23,29,0.05);
  border-radius: var(--radius);
  padding: 10px 16px;
  text-align: center;
  min-width: 110px;
}

.nav-dl-label {
  display: block;
  font-size: 0.58rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  color: var(--gray);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.nav-dl-date {
  display: block;
  font-size: 1rem;
  font-weight: 900;
  color: var(--red);
  letter-spacing: 0.04em;
  line-height: 1.1;
}

.nav-cd-mini {
  font-size: 0.62rem;
  font-weight: 700;
  color: var(--gray);
  margin-top: 6px;
  letter-spacing: 0.03em;
  padding-top: 5px;
  border-top: 1px solid rgba(192,23,29,0.2);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: nowrap;
}

.nav-link {
  padding: 8px 16px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--dark);
  border-radius: var(--radius);
  transition: all 0.15s;
  cursor: pointer;
}

.nav-link:hover,
.nav-link.active {
  color: var(--red);
  background: rgba(192,23,29,0.06);
}

.nav-cta {
  margin-left: 12px;
  padding: 10px 20px;
  background: var(--red);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
}

.nav-cta:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
}

/* HAMBURGER */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--dark);
  transition: all 0.2s;
}

/* MOBILE NAV */
.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--white);
  border-top: 1px solid var(--gray-light);
  padding: 16px 24px;
  gap: 4px;
}
.mobile-nav.open { display: flex; }

.mobile-nav-link {
  padding: 12px 16px;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--dark);
  border-radius: var(--radius);
  cursor: pointer;
  display: block;
}
.mobile-nav-link:hover { background: var(--off-white); }
.mobile-cta {
  background: var(--red);
  color: var(--white) !important;
  text-align: center;
  margin-top: 8px;
}

/* ═══ PAGE SYSTEM ═══ */
.page { display: none; }
.page.active { display: block; }

/* ═══ HERO ═══ */
.hero {
  background: var(--black);
  color: var(--white);
  padding: 80px 24px 72px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 40px,
    rgba(192,23,29,0.03) 40px,
    rgba(192,23,29,0.03) 80px
  );
  pointer-events: none;
}

.hero-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  margin-bottom: 32px;
  border: 1px solid rgba(255,255,255,0.15);
  padding: 6px 16px;
  border-radius: 100px;
}

.label-dot {
  width: 6px;
  height: 6px;
  background: var(--red);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.85); }
}

.hero-title {
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 6px;
  text-transform: uppercase;
}

.hero-title .red {
  color: var(--red-light);
}

.hero-word-list {
  font-size: clamp(2.8rem, 5vw, 4.5rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 32px;
  color: var(--red-light);
}

.hero-sep {
  color: var(--white);
  font-weight: 200;
  opacity: 0.4;
}

.hero-sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.72);
  max-width: 600px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

.hero-source {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.45);
  max-width: 600px;
  margin: -36px auto 12px;
  line-height: 1.6;
}

.hero-source-btn {
  display: inline-block;
  margin: 0 auto 48px;
  padding: 8px 18px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.6);
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 4px;
  text-decoration: none;
  transition: all 0.15s;
}
.hero-source-btn:hover {
  color: var(--white);
  border-color: rgba(255,255,255,0.6);
  background: rgba(255,255,255,0.07);
}

/* COUNTDOWN */
.countdown-wrapper {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-top: 3px solid var(--red);
  border-radius: var(--radius);
  padding: 32px 40px;
  display: inline-block;
  margin-bottom: 48px;
  min-width: 460px;
}

.countdown-label {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: rgba(255,255,255,0.45);
  margin-bottom: 20px;
  text-transform: uppercase;
}

.countdown {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.countdown-unit {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.count-num {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 900;
  line-height: 1;
  color: var(--white);
  font-variant-numeric: tabular-nums;
  min-width: 2ch;
  text-align: center;
}

.count-label {
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-top: 6px;
}

.countdown-sep {
  font-size: 2.5rem;
  font-weight: 300;
  color: var(--red);
  line-height: 1;
  margin-bottom: 16px;
}

.countdown-deadline {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--red-light);
  margin-top: 20px;
  text-transform: uppercase;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ═══ BUTTONS ═══ */
.btn-primary {
  background: var(--red);
  color: var(--white);
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  padding: 16px 32px;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 0.15s, transform 0.1s, box-shadow 0.15s;
}

.btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(192,23,29,0.4);
}

.btn-primary.btn-large {
  font-size: 0.92rem;
  padding: 18px 36px;
}

.btn-primary.btn-full {
  width: 100%;
  font-size: 0.9rem;
  padding: 18px;
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  font-family: var(--font);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 16px 28px;
  border: 1.5px solid rgba(255,255,255,0.3);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s, background 0.15s;
}

.btn-secondary:hover {
  border-color: rgba(255,255,255,0.7);
  background: rgba(255,255,255,0.05);
}

.btn-outline {
  display: inline-block;
  color: var(--red);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 12px 24px;
  border: 2px solid var(--red);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s;
  margin-top: 16px;
}

.btn-outline:hover {
  background: var(--red);
  color: var(--white);
}

.btn-outline-sm {
  display: inline-block;
  color: var(--dark);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 10px 20px;
  border: 1.5px solid var(--dark);
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s;
  margin-top: 12px;
}

.btn-outline-sm:hover {
  background: var(--dark);
  color: var(--white);
}

/* ═══ SECTIONS ═══ */
.section {
  padding: 80px 0;
}

.section--dark {
  background: var(--dark);
  color: var(--white);
  padding: 80px 0;
}

.section-badge {
  display: inline-block;
  background: rgba(192,23,29,0.1);
  color: var(--red);
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  padding: 6px 14px;
  border-radius: 100px;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.section-badge--light {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.7);
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 900;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 48px;
}

/* ═══ FACTS GRID ═══ */
.facts { background: var(--off-white); }

.facts-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.fact-card {
  background: var(--white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  border-top: 3px solid var(--red);
  transition: box-shadow 0.2s;
  display: flex;
  flex-direction: column;
}

.fact-card:hover { box-shadow: var(--shadow); }

.fact-card--red {
  border-top-color: var(--red);
  background: var(--red);
  color: var(--white);
}

.fact-icon {
  font-size: 1.4rem;
  margin-bottom: 12px;
}

.fact-number {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 6px;
  color: var(--dark);
}

.fact-number--split {
  font-size: 2.2rem;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.fact-sep {
  font-size: 1.4rem;
  font-weight: 300;
  opacity: 0.35;
  color: var(--dark);
}

.fact-card--red .fact-number,
.fact-card--red .fact-sep { color: var(--white); }

.fact-label {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 12px;
  color: var(--red);
  opacity: 1;
}

.fact-card p {
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--gray);
}

.fact-card--red p { color: rgba(255,255,255,0.8); }

/* ═══ IMPACT LIST ═══ */
.impact-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.impact-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 28px;
  background: var(--off-white);
  border-radius: var(--radius);
  border-left: 4px solid var(--red);
}

.impact-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.impact-text strong {
  display: block;
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--black);
}

.impact-text p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--gray);
}

/* ═══ ACCORDION ═══ */
.accordion {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  overflow: hidden;
}

.acc-item {
  border-bottom: 1px solid var(--gray-light);
}
.acc-item:last-child { border-bottom: none; }

.acc-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 28px;
  background: var(--white);
  border: none;
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
  font-family: var(--font);
}

.acc-header:hover,
.acc-item.open .acc-header {
  background: var(--off-white);
}

.acc-icon {
  font-size: 1.8rem;
  flex-shrink: 0;
  width: 42px;
  text-align: center;
}

.acc-title-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.acc-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--black);
  line-height: 1.3;
}

.acc-sub {
  font-size: 0.8rem;
  color: var(--gray);
  font-style: italic;
  line-height: 1.4;
}

.acc-chevron {
  font-size: 1.4rem;
  font-weight: 300;
  color: var(--red);
  flex-shrink: 0;
  transition: transform 0.25s;
  line-height: 1;
}

.acc-item.open .acc-chevron {
  transform: rotate(45deg);
}

.acc-body {
  display: none;
  padding: 0 28px 28px 90px;
  animation: accIn 0.2s ease;
}

.acc-item.open .acc-body { display: block; }

.acc-body p {
  font-size: 0.875rem;
  line-height: 1.75;
  color: var(--gray);
  margin-bottom: 12px;
}
.acc-body p:last-child { margin-bottom: 0; }
.acc-body strong { color: var(--black); }

@keyframes accIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

@media (max-width: 640px) {
  .acc-header { padding: 20px; gap: 14px; }
  .acc-body { padding: 0 20px 20px 20px; }
  .acc-icon { font-size: 1.4rem; width: 32px; }
}

/* ═══ CTA BAND ═══ */
.cta-band {
  background: var(--black);
  color: var(--white);
  padding: 56px 0;
  border-top: 4px solid var(--red);
}

.cta-band-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-band-text h3 {
  font-size: 1.6rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 8px;
}

.cta-band-text p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
}

/* ═══ ABOUT ═══ */
.about { background: var(--white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  align-items: center;
}

.about-text p {
  font-size: 0.92rem;
  line-height: 1.75;
  color: var(--gray);
  margin-bottom: 16px;
}

.about-numbers {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stat-box {
  background: var(--off-white);
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  padding: 28px 36px;
  text-align: center;
  min-width: 180px;
}

.stat-box--alert {
  background: var(--red);
  border-color: var(--red);
}

.stat-num {
  display: block;
  font-size: 3rem;
  font-weight: 900;
  color: var(--dark);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-box--alert .stat-num { color: var(--white); }

.stat-label {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}

.stat-box--alert .stat-label { color: rgba(255,255,255,0.75); }

/* ═══ PAGE HERO (inner pages) ═══ */
.page-hero {
  background: var(--black);
  color: var(--white);
  padding: 72px 24px 64px;
  text-align: center;
}

.page-title {
  font-size: clamp(2rem, 4.5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.page-sub {
  font-size: 1rem;
  color: rgba(255,255,255,0.65);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ═══ ACTION STEPS ═══ */
.actions-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--gray-light);
  border-radius: var(--radius);
  overflow: hidden;
}

.step {
  display: flex;
  align-items: flex-start;
  gap: 32px;
  padding: 36px 40px;
  border-bottom: 1px solid var(--gray-light);
  background: var(--white);
  transition: background 0.15s;
}

.step:last-child { border-bottom: none; }
.step:hover { background: var(--off-white); }

.step-num {
  font-size: 3rem;
  font-weight: 900;
  color: var(--red);
  line-height: 1;
  min-width: 64px;
  flex-shrink: 0;
  opacity: 0.25;
}

.step-content h3 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 10px;
  color: var(--black);
}

.step-content p {
  font-size: 0.875rem;
  line-height: 1.6;
  color: var(--gray);
  margin-bottom: 16px;
}

.step-badge {
  display: inline-block;
  background: rgba(192,23,29,0.1);
  color: var(--red);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  border-radius: 100px;
}

.step-badge--link {
  cursor: pointer;
  text-decoration: none;
  border: 1px solid rgba(192,23,29,0.25);
  transition: background 0.15s, color 0.15s;
}

.step-badge--link:hover {
  background: var(--red);
  color: var(--white);
}

/* SHARE BUTTONS */
.share-buttons {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.share-btn {
  background: var(--off-white);
  border: 1px solid var(--gray-light);
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 8px 16px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.15s;
}

.share-btn:hover {
  background: var(--dark);
  color: var(--white);
  border-color: var(--dark);
}

/* ═══ SIGNUP FORM ═══ */
.signup-form {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"] {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-family: var(--font);
  font-size: 0.9rem;
  color: var(--white);
  outline: none;
  transition: border-color 0.15s;
}

.form-group input:focus {
  border-color: var(--red-light);
  background: rgba(255,255,255,0.1);
}

.form-group input::placeholder { color: rgba(255,255,255,0.3); }

.form-group--check {
  flex-direction: row;
  align-items: flex-start;
  gap: 12px;
}

.form-group--check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
  accent-color: var(--red);
  cursor: pointer;
}

.form-group--check label {
  font-size: 0.78rem;
  letter-spacing: 0;
  text-transform: none;
  line-height: 1.5;
  color: rgba(255,255,255,0.55);
  cursor: pointer;
}

.form-note {
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
  margin-top: 8px;
}

.form-success {
  text-align: center;
  padding: 48px 32px;
  color: var(--white);
}

.success-icon {
  width: 64px;
  height: 64px;
  background: #22c55e;
  border-radius: 50%;
  font-size: 1.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.form-success h3 {
  font-size: 1.4rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.form-success p {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.6;
  margin-bottom: 8px;
}

.form-success a { color: #ff6b6b; }

/* ═══ WHY GRID ═══ */
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.why-card {
  padding: 32px 28px;
  background: var(--off-white);
  border-radius: var(--radius);
  border-top: 3px solid var(--gray-light);
}

.why-card--red { border-top-color: var(--red); }

.why-card h4 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--black);
}

.why-card p {
  font-size: 0.85rem;
  line-height: 1.65;
  color: var(--gray);
}

/* ═══ FOOTER ═══ */
.site-footer {
  background: var(--black);
  color: var(--white);
  padding: 64px 0 32px;
  border-top: 4px solid var(--red);
}

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

.footer-brand {
  font-size: 0.85rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  color: var(--white);
  margin-bottom: 12px;
}

.footer-desc {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.45);
  margin-bottom: 16px;
  line-height: 1.6;
}

.footer-source {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.3);
  line-height: 1.6;
}

.footer-heading {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.4);
  text-transform: uppercase;
  margin-bottom: 16px;
}

.footer-link {
  display: block;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 10px;
  transition: color 0.15s;
  cursor: pointer;
}

.footer-link:hover { color: var(--white); }

.footer-deadline {
  margin-top: 24px;
  background: rgba(192,23,29,0.15);
  border: 1px solid rgba(192,23,29,0.3);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}

.deadline-label {
  display: block;
  font-size: 0.6rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 4px;
  text-transform: uppercase;
}

.deadline-date {
  display: block;
  font-size: 1rem;
  font-weight: 900;
  color: var(--red-light);
  letter-spacing: 0.04em;
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  text-align: center;
  font-size: 0.72rem;
  color: rgba(255,255,255,0.25);
}

/* ═══ RESPONSIVE ═══ */
@media (max-width: 900px) {
  .main-nav { display: none; }
  .hamburger { display: flex; }

  /* Cache le compte à rebours nav sur tablette/mobile */
  .nav-deadline-box { display: none; }

  .facts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .impact-list {
    grid-template-columns: 1fr;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .about-numbers {
    flex-direction: row;
  }

  .stat-box { flex: 1; min-width: 0; }

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

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

  .cta-band-inner {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 640px) {

  /* ── CONTAINER ── */
  .container, .container--narrow { padding: 0 16px; }

  /* ── HEADER ── */
  .header-inner {
    min-height: 64px;
    padding: 10px 16px;
    gap: 10px;
  }
  .brand-name { font-size: 0.95rem; }
  .brand-sub  { font-size: 0.6rem; }
  .brand-meta { font-size: 0.55rem; }

  /* ── HERO ── */
  .hero { padding: 40px 16px 36px; }

  .hero-title,
  .hero-word-list {
    font-size: 1.9rem;
    letter-spacing: -0.01em;
  }

  .hero-sub { font-size: 0.95rem; margin-bottom: 28px; }
  .hero-source { font-size: 0.75rem; margin-top: -20px; }

  .hero-actions { flex-direction: column; gap: 10px; }
  .hero-actions .btn-primary,
  .hero-actions .btn-secondary { width: 100%; text-align: center; }

  /* ── COUNTDOWN ── */
  .countdown-wrapper {
    min-width: unset;
    width: 100%;
    padding: 20px 12px;
  }
  .count-num { font-size: 1.9rem; }
  .countdown-sep { font-size: 1.8rem; }

  /* ── SECTIONS ── */
  .section, .section--dark { padding: 48px 0; }
  .section-title { font-size: 1.6rem; margin-bottom: 28px; }

  /* ── FACTS GRID → 1 colonne ── */
  .facts-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .fact-number { font-size: 2.4rem; }
  .fact-card p { font-size: 0.85rem; }

  /* ── ACCORDION ── */
  .acc-sub { font-size: 0.88rem; }
  .acc-header { padding: 18px 16px; gap: 12px; }
  .acc-body { padding: 0 16px 18px 16px; }
  .acc-icon { font-size: 1.3rem; width: 28px; }

  /* ── BOUTONS ── */
  .btn-primary, .btn-secondary { min-height: 52px; }

  /* ── CTA BAND ── */
  .cta-band { padding: 40px 0; }
  .cta-band-text h3 { font-size: 1.3rem; }

  /* ── FOOTER ── */
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .site-footer { padding: 40px 0 24px; }

  /* ── FORMULAIRE ── */
  .form-row { grid-template-columns: 1fr; }
  .signup-form { padding: 20px 16px; }

  /* ── ACTION STEPS ── */
  .step {
    flex-direction: column;
    gap: 12px;
    padding: 24px 20px;
  }
  .step-num { font-size: 2rem; min-width: auto; }
}