/* ============================================
   AVIS BAMBINO — Le Petit Italien
   Identité visuelle stricte
   ============================================ */

/* 1. Reset universel */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

/* 2. Variables CSS root */
:root {
  --noir:        #0D0D0D;
  --rouge:       #C0392B;
  --rouge-chaud: #E74C3C;
  --creme:       #FDF6EC;
  --or:          #D4A84B;
  --gris-fume:   #1A1A1A;
  --gris-moyen:  #2C2C2C;
  --blanc:       #FFFFFF;
  --texte-doux:  #B0A090;

  --ease-luxe: cubic-bezier(0.16, 1, 0.3, 1);
  --transition-base: 0.35s var(--ease-luxe);
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

/* 3. Body */
body {
  background: var(--noir);
  color: var(--creme);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 400;
  font-size: 16px;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  display: block;
}

/* 4. Typography */
h1, h2, h3, h4 {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 600;
  line-height: 1.15;
  color: var(--creme);
}

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

em {
  font-style: italic;
}

/* ============================================
   NAVIGATION
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: transparent;
  transition: background var(--transition-base),
              border-color var(--transition-base),
              backdrop-filter var(--transition-base);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(13, 13, 13, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(212, 168, 75, 0.12);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0.95rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.nav-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1;
}

.nav-logo {
  font-family: 'Playfair Display', Georgia, serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--creme);
  letter-spacing: 0.01em;
  line-height: 1;
}

.nav-tagline {
  font-family: 'Inter', sans-serif;
  font-size: 0.55rem;
  font-weight: 500;
  color: var(--or);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  margin-top: 0.32rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-link {
  position: relative;
  font-family: 'Inter', sans-serif;
  font-size: 0.72rem;
  font-weight: 500;
  color: var(--creme);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0;
  transition: color var(--transition-base);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--or);
  transition: width 0.45s var(--ease-luxe);
}

.nav-link:hover {
  color: var(--or);
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link .arrow {
  display: inline-block;
  margin-left: 0.25rem;
  transition: transform var(--transition-base);
}

.nav-link:hover .arrow {
  transform: translateX(3px);
}

.nav-link.is-hidden {
  display: none;
}

@media (min-width: 768px) {
  .nav-inner {
    padding: 1.1rem 2rem;
  }
  .nav-logo {
    font-size: 1.8rem;
  }
  .nav-tagline {
    font-size: 0.6rem;
  }
  .nav-link {
    font-size: 0.82rem;
    letter-spacing: 0.06em;
  }
}

/* ============================================
   HERO
   ============================================ */

.hero {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7rem 1.5rem 4rem;
  background: var(--noir);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 30%, rgba(212, 168, 75, 0.04), transparent 60%);
  pointer-events: none;
}

.hero-inner {
  max-width: 620px;
  width: 100%;
  text-align: center;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: 0.95rem;
  color: var(--or);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.hero-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-weight: 900;
  font-size: clamp(2rem, 8vw, 3.4rem);
  line-height: 1.08;
  color: var(--creme);
  letter-spacing: -0.01em;
  margin-bottom: 1.75rem;
}

.hero-title em {
  color: var(--creme);
  font-style: italic;
}

.hero-divider {
  display: block;
  width: 60px;
  height: 2px;
  background: var(--rouge);
  margin: 0 auto 1.75rem;
  border-radius: 1px;
}

.hero-subtitle {
  font-family: 'Inter', sans-serif;
  font-weight: 300;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--texte-doux);
  max-width: 540px;
  margin: 0 auto 2.5rem;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 2rem;
}

.hero-note {
  font-family: 'Inter', sans-serif;
  font-style: italic;
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--texte-doux);
  line-height: 1.6;
  max-width: 420px;
  margin: 1.25rem auto 0;
}

.hero-disclaimer {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 400;
  color: rgba(176, 160, 144, 0.6);
  margin-top: 0.6rem;
  letter-spacing: 0.01em;
}

@media (min-width: 768px) {
  .hero {
    padding: 8rem 2rem 5rem;
  }
  .hero-eyebrow {
    font-size: 1rem;
  }
  .hero-subtitle {
    font-size: 1.05rem;
  }
  .hero-actions {
    flex-direction: row;
    justify-content: center;
    gap: 1rem;
  }
}

/* ============================================
   BOUTONS
   ============================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 1rem 2rem;
  font-family: 'Inter', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  border-radius: 2px;
  border: 1px solid transparent;
  text-align: center;
  white-space: nowrap;
  cursor: pointer;
  transition: background var(--transition-base),
              color var(--transition-base),
              border-color var(--transition-base),
              transform var(--transition-base),
              box-shadow var(--transition-base);
  -webkit-tap-highlight-color: transparent;
}

@media (min-width: 480px) {
  .btn {
    padding: 1rem 2.5rem;
    font-size: 0.85rem;
  }
}

.btn-primary {
  background: var(--rouge);
  color: var(--blanc);
  box-shadow: 0 8px 24px rgba(192, 57, 43, 0.18);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--rouge-chaud);
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(231, 76, 60, 0.28);
  outline: none;
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-icon {
  display: inline-block;
  font-size: 0.95rem;
  line-height: 1;
  color: var(--or);
  transform: translateY(-1px);
}

.btn-secondary {
  background: transparent;
  color: var(--or);
  border: 1px solid var(--or);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  background: var(--or);
  color: var(--noir);
  transform: translateY(-2px);
  outline: none;
}

.btn-back {
  margin-top: 2.5rem;
}

/* ============================================
   FOOTER
   ============================================ */

.footer {
  background: var(--gris-fume);
  border-top: 1px solid rgba(212, 168, 75, 0.1);
  padding: 2.5rem 1.5rem 1.75rem;
  text-align: center;
}

.footer-inner {
  max-width: 720px;
  margin: 0 auto;
}

.footer-line {
  font-family: 'Inter', sans-serif;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--texte-doux);
  line-height: 1.7;
  margin-bottom: 0.4rem;
}

.footer-tel {
  color: var(--texte-doux);
  transition: color var(--transition-base);
}

.footer-tel:hover {
  color: var(--or);
}

.footer-brand {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-size: 0.95rem;
  color: var(--creme);
  margin-top: 1rem;
  margin-bottom: 1.25rem;
}

.footer-credit {
  font-family: 'Inter', sans-serif;
  font-size: 0.65rem;
  font-weight: 400;
  color: rgba(176, 160, 144, 0.45);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-top: 0.75rem;
}

/* ============================================
   ANIMATIONS — fade-up
   ============================================ */

.fade-up {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.85s var(--ease-luxe),
              transform 0.85s var(--ease-luxe);
  transition-delay: var(--delay, 0ms);
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .fade-up {
    opacity: 1;
    transform: none;
  }
}

/* ============================================
   PAGE CONFIRMATION
   ============================================ */

.confirm {
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 7rem 1.25rem 4rem;
  background: var(--noir);
  position: relative;
  overflow: hidden;
}

.confirm::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 50% 30%, rgba(212, 168, 75, 0.05), transparent 60%);
  pointer-events: none;
}

.confirm-inner {
  width: 100%;
  max-width: 540px;
  text-align: center;
  position: relative;
  z-index: 1;
}

/* Check SVG */
.check-wrap {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  opacity: 0;
  transform: scale(0.5);
  transition: opacity 0.8s var(--ease-luxe),
              transform 0.8s var(--ease-luxe);
}

.check-wrap.is-visible {
  opacity: 1;
  transform: scale(1);
}

.check-svg {
  width: 100%;
  height: 100%;
  display: block;
}

.check-circle {
  stroke-dasharray: 226;
  stroke-dashoffset: 226;
  transition: stroke-dashoffset 0.9s 0.1s var(--ease-luxe);
}

.check-path {
  stroke-dasharray: 60;
  stroke-dashoffset: 60;
  transition: stroke-dashoffset 0.5s 0.7s var(--ease-luxe);
}

.check-wrap.is-visible .check-circle {
  stroke-dashoffset: 0;
}

.check-wrap.is-visible .check-path {
  stroke-dashoffset: 0;
}

/* Confirmation title */
.confirm-title {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-weight: 700;
  font-size: clamp(2rem, 7vw, 2.8rem);
  line-height: 1.15;
  color: var(--creme);
  margin-bottom: 2.25rem;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s var(--ease-luxe),
              transform 0.8s var(--ease-luxe);
}

.confirm-title.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Reward Card */
.reward-card {
  position: relative;
  max-width: 480px;
  margin: 0 auto;
  background: var(--gris-fume);
  border: 1px solid rgba(212, 168, 75, 0.2);
  border-radius: 4px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.85s var(--ease-luxe),
              transform 0.85s var(--ease-luxe);
}

.reward-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reward-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top right, rgba(212, 168, 75, 0.06), transparent 60%);
  pointer-events: none;
  border-radius: 4px;
}

.reward-card-inner {
  padding: 2.5rem 1.75rem 3rem;
  position: relative;
}

@media (min-width: 480px) {
  .reward-card-inner {
    padding: 2.5rem 2rem;
  }
}

.reward-eyebrow {
  font-family: 'Inter', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--or);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  margin-bottom: 1.25rem;
}

.reward-headline {
  font-family: 'Playfair Display', Georgia, serif;
  font-style: italic;
  font-weight: 400;
  font-size: 1.4rem;
  line-height: 1.35;
  color: var(--creme);
  margin-bottom: 1.75rem;
}

.reward-headline em {
  color: var(--creme);
  font-weight: 600;
}

.reward-divider {
  display: block;
  width: 40px;
  height: 1px;
  background: var(--or);
  opacity: 0.6;
  margin: 0 auto 1.75rem;
}

.reward-meta {
  margin-top: 0.5rem;
}

.reward-meta-label {
  font-family: 'Inter', sans-serif;
  font-size: 0.65rem;
  font-weight: 500;
  color: var(--texte-doux);
  text-transform: uppercase;
  letter-spacing: 0.22em;
  margin-bottom: 0.5rem;
}

.reward-meta-date {
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 400;
  font-size: 1.1rem;
  color: var(--creme);
  letter-spacing: 0.01em;
}

/* Tampon VALIDÉ */
.stamp {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  font-family: 'Playfair Display', Georgia, serif;
  font-weight: 900;
  font-size: 0.95rem;
  color: var(--rouge);
  border: 3px solid var(--rouge);
  border-radius: 4px;
  padding: 0.4rem 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0;
  transform: rotate(-8deg) scale(0.7);
  transition: opacity 0.6s var(--ease-luxe),
              transform 0.6s var(--ease-luxe);
  background: rgba(192, 57, 43, 0.04);
  background-blend-mode: multiply;
  text-shadow: 0 0 1px rgba(192, 57, 43, 0.15);
  box-shadow: inset 0 0 0 1px rgba(192, 57, 43, 0.1);
}

.stamp.is-visible {
  opacity: 0.85;
  transform: rotate(-8deg) scale(1);
}

@media (min-width: 480px) {
  .stamp {
    font-size: 1.05rem;
    bottom: 1.25rem;
    right: 1.25rem;
    padding: 0.45rem 1.15rem;
  }
}

/* ============================================
   MEDIA QUERIES — Mobile-first ajustements
   ============================================ */

@media (max-width: 480px) {
  .hero {
    padding: 6rem 1.25rem 3rem;
  }

  .hero-eyebrow {
    font-size: 0.85rem;
    margin-bottom: 1.25rem;
  }

  .hero-subtitle {
    font-size: 0.95rem;
    margin-bottom: 2rem;
  }

  .hero-actions {
    width: 100%;
  }

  .btn {
    width: 100%;
    max-width: 320px;
  }

  .nav-inner {
    padding: 0.85rem 1rem;
  }

  .nav-logo {
    font-size: 1.5rem;
  }

  .nav-tagline {
    font-size: 0.5rem;
    letter-spacing: 0.2em;
  }

  .nav-link {
    font-size: 0.68rem;
  }

  .footer {
    padding: 2rem 1.25rem 1.5rem;
  }

  .footer-line {
    font-size: 0.8rem;
  }

  .reward-card-inner {
    padding: 2rem 1.5rem 2.5rem;
  }

  .reward-headline {
    font-size: 1.25rem;
  }

  .stamp {
    font-size: 0.85rem;
    padding: 0.35rem 0.85rem;
  }
}

@media (min-width: 768px) {
  .hero-actions .btn {
    min-width: 220px;
  }
}