/* =========================================================
   VAPORLUX — LAYOUT (header, hero, footer, sections)
   ========================================================= */

/* ============ ANNONCE BAR ============ */
.announce {
  position: relative;
  background: var(--c-bg-1);
  border-bottom: 1px solid var(--c-line);
  overflow: hidden;
  z-index: var(--z-header);
}
.announce__track {
  display: flex;
  gap: var(--sp-9);
  padding-block: 0.5rem;
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--c-fg-2);
  white-space: nowrap;
  animation: announceScroll 28s linear infinite;
  width: max-content;
}
.announce__item {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}
.announce__item span.dot {
  display: inline-block;
  width: 4px; height: 4px;
  background: var(--c-lime);
  border-radius: 50%;
}
@keyframes announceScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ============ HEADER ============ */

.header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: rgba(15, 15, 23, 0.72);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: background var(--d-base) var(--ease-out),
              border-color var(--d-base) var(--ease-out);
}

.header.is-scrolled {
  background: rgba(10, 10, 15, 0.92);
  border-bottom-color: var(--c-line);
}

:root[data-theme="light"] .header {
  background: rgba(247, 245, 236, 0.72);
}
:root[data-theme="light"] .header.is-scrolled {
  background: rgba(247, 245, 236, 0.95);
  border-bottom-color: var(--c-line);
}

.header__inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--sp-6);
  padding-block: var(--sp-4);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--ff-display);
  font-weight: var(--fw-bold);
  font-size: var(--fs-lg);
  letter-spacing: var(--tracking-tight);
  color: var(--c-fg-0);
}
.logo__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  background: var(--grad-neon);
  border-radius: var(--r-md);
  color: var(--c-bg-0);
  font-weight: var(--fw-bold);
  box-shadow: var(--sh-glow-lime);
}

.nav {
  display: flex;
  justify-content: center;
  gap: var(--sp-2);
}
.nav__link {
  position: relative;
  padding: 0.625rem 1rem;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--c-fg-2);
  border-radius: var(--r-pill);
  transition: color var(--d-fast) var(--ease-out);
}
.nav__link::before {
  content: "";
  position: absolute; inset: 0;
  background: var(--c-bg-3);
  border-radius: var(--r-pill);
  opacity: 0;
  transform: scale(0.92);
  transition: opacity var(--d-base) var(--ease-out),
              transform var(--d-base) var(--ease-spring);
  z-index: -1;
}
.nav__link:hover { color: var(--c-fg-0); }
.nav__link:hover::before { opacity: 1; transform: scale(1); }

.nav__link.is-active { color: var(--c-lime); }
.nav__link.is-active::before { opacity: 1; transform: scale(1); background: var(--c-lime-soft); }

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.icon-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px; height: 42px;
  color: var(--c-fg-1);
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  transition: all var(--d-base) var(--ease-out);
}
.icon-btn:hover {
  background: var(--c-bg-3);
  border-color: var(--c-line);
  color: var(--c-lime);
}
.icon-btn svg { width: 20px; height: 20px; }

/* Theme toggle — soleil / lune */
.theme-toggle .theme-toggle__sun,
.theme-toggle .theme-toggle__moon {
  position: absolute;
  inset: 0;
  margin: auto;
  width: 20px; height: 20px;
  transition: transform var(--d-slow) var(--ease-spring), opacity var(--d-base) var(--ease-out);
}
.theme-toggle .theme-toggle__sun {
  opacity: 0;
  transform: rotate(-90deg) scale(0.5);
}
.theme-toggle .theme-toggle__moon {
  opacity: 1;
  transform: rotate(0) scale(1);
}
:root[data-theme="light"] .theme-toggle .theme-toggle__sun {
  opacity: 1;
  transform: rotate(0) scale(1);
}
:root[data-theme="light"] .theme-toggle .theme-toggle__moon {
  opacity: 0;
  transform: rotate(90deg) scale(0.5);
}
.theme-toggle:hover .theme-toggle__sun,
.theme-toggle:hover .theme-toggle__moon { color: var(--c-cyan); }

.icon-btn__count {
  position: absolute;
  top: 4px; right: 4px;
  min-width: 18px; height: 18px;
  padding: 0 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--c-lime);
  color: var(--c-bg-0);
  font-family: var(--ff-mono);
  font-size: 10px;
  font-weight: var(--fw-bold);
  border-radius: var(--r-pill);
  border: 2px solid var(--c-bg-0);
  transform: scale(0);
  transition: transform var(--d-base) var(--ease-spring);
}
.icon-btn[data-count]:not([data-count="0"]) .icon-btn__count {
  transform: scale(1);
}

/* Burger mobile */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 22px;
  margin-inline: auto;
}
.burger span {
  height: 2px;
  background: var(--c-fg-0);
  border-radius: 2px;
  transition: transform var(--d-base) var(--ease-out),
              opacity var(--d-fast) var(--ease-out);
}
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Search overlay */
.search-overlay {
  position: fixed; inset: 0;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  padding-top: 12vh;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--d-base) var(--ease-out),
              visibility var(--d-base);
}
:root[data-theme="light"] .search-overlay {
  background: rgba(247, 245, 236, 0.92);
}
.search-overlay.is-open { opacity: 1; visibility: visible; }
.search-overlay__inner {
  width: min(720px, 92vw);
  margin-inline: auto;
}
.search-overlay__close {
  position: absolute;
  top: var(--sp-5); right: var(--sp-5);
}
.search-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.search-input-wrap svg {
  position: absolute;
  left: var(--sp-5);
  width: 22px; height: 22px;
  color: var(--c-fg-3);
}
.search-overlay .input {
  font-size: var(--fs-lg);
  padding: 1.25rem 1.5rem 1.25rem 3.5rem;
  background: var(--c-bg-2);
}

.search-suggestions {
  margin-top: var(--sp-4);
  background: var(--c-bg-2);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  padding: var(--sp-3);
}
.search-suggestions__title {
  padding: var(--sp-2) var(--sp-3);
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--c-fg-3);
}
.search-tag-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  padding: var(--sp-2) var(--sp-3);
}
.search-tag {
  padding: 0.5rem 0.875rem;
  background: var(--c-bg-3);
  border-radius: var(--r-pill);
  font-size: var(--fs-sm);
  cursor: pointer;
  transition: all var(--d-fast) var(--ease-out);
}
.search-tag:hover { background: var(--c-lime); color: var(--c-bg-0); }

/* Drawer panier */
.drawer {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: min(440px, 92vw);
  background: var(--c-bg-1);
  border-left: 1px solid var(--c-line);
  z-index: var(--z-modal);
  transform: translateX(100%);
  transition: transform var(--d-slow) var(--ease-in-out);
  display: flex;
  flex-direction: column;
}
.drawer.is-open { transform: translateX(0); }

.drawer__backdrop {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--d-base) var(--ease-out),
              visibility var(--d-base);
}
.drawer__backdrop.is-open { opacity: 1; visibility: visible; }

.drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-5);
  border-bottom: 1px solid var(--c-line);
}
.drawer__title {
  font-family: var(--ff-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
}
.drawer__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-5);
}
.drawer__foot {
  padding: var(--sp-5);
  border-top: 1px solid var(--c-line);
  background: var(--c-bg-2);
}

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

.hero {
  position: relative;
  min-height: clamp(620px, 92vh, 880px);
  padding-top: clamp(3rem, 6vw, var(--sp-8));
  padding-bottom: clamp(3rem, 6vw, var(--sp-8));
  display: grid;
  align-items: center;
  overflow: hidden;
  background: var(--c-bg-0);
}
.hero::before {
  content: "";
  position: absolute; inset: 0;
  background: var(--grad-hero);
  opacity: 0.9;
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
}
:root[data-theme="light"] .hero::after {
  background-image:
    linear-gradient(to right, rgba(12, 12, 16, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(12, 12, 16, 0.04) 1px, transparent 1px);
}

.hero__inner {
  position: relative;
  z-index: var(--z-raised);
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(var(--sp-6), 4vw, var(--sp-8));
  align-items: center;
}

.hero__content { max-width: 640px; }

.hero__title {
  font-size: clamp(2.75rem, 6.5vw, var(--fs-5xl));
  font-weight: var(--fw-bold);
  line-height: 1.02;
  letter-spacing: -0.035em;
  margin-block: var(--sp-5) var(--sp-5);
}

.hero__title .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(40%);
  animation: heroWord 0.9s var(--ease-out) forwards;
}
.hero__title .word--accent {
  background: var(--grad-neon);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
@keyframes heroWord {
  to { opacity: 1; transform: translateY(0); }
}

.hero__lead {
  font-size: var(--fs-md);
  line-height: var(--lh-loose);
  color: var(--c-fg-2);
  max-width: 520px;
}

.hero__cta {
  margin-top: var(--sp-6);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

.hero__stats {
  margin-top: var(--sp-7);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-5);
  padding-top: var(--sp-5);
  border-top: 1px solid var(--c-line);
}
.stat__num {
  font-family: var(--ff-display);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--c-fg-0);
  line-height: 1;
}
.stat__num small {
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  color: var(--c-lime);
}
.stat__label {
  margin-top: var(--sp-2);
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  color: var(--c-fg-3);
}

/* visuel produit hero */
.hero__visual {
  position: relative;
  aspect-ratio: 1 / 1;
  max-width: 560px;
  margin-inline: auto;
  width: 100%;
}
.hero__device {
  position: absolute; inset: 0;
  display: grid;
  place-items: center;
}
.hero__device svg {
  width: 78%; height: auto;
  filter: drop-shadow(0 30px 60px rgba(0,0,0,0.6))
          drop-shadow(0 0 40px rgba(198,255,61,0.25));
  animation: float 6s var(--ease-in-out) infinite;
}
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-16px); }
}
.hero__rings {
  position: absolute; inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.hero__rings::before,
.hero__rings::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--c-line-strong);
}
.hero__rings::before { width: 80%; height: 80%; animation: spin 24s linear infinite; }
.hero__rings::after  { width: 100%; height: 100%; border-color: var(--c-line); animation: spin 40s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }

.hero__chip {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-4);
  background: rgba(28, 28, 40, 0.85);
  backdrop-filter: blur(10px);
  border: 1px solid var(--c-line-strong);
  border-radius: var(--r-pill);
  font-size: var(--fs-sm);
  color: var(--c-fg-0);
  box-shadow: var(--sh-md);
  animation: chipFloat 5s var(--ease-in-out) infinite;
}
:root[data-theme="light"] .hero__chip {
  background: rgba(255, 255, 255, 0.92);
}
.hero__chip--1 { top: 12%; left: -4%; --c-glow: var(--c-lime); animation-delay: 0.5s; }
.hero__chip--2 { bottom: 18%; right: -4%; --c-glow: var(--c-cyan); animation-delay: 1.5s; }
.hero__chip--3 { top: 56%; left: -8%; --c-glow: var(--c-violet); animation-delay: 2.5s; }
.hero__chip svg { color: var(--c-glow); }
@keyframes chipFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-12px); }
}

/* Marquee marques */
.brands {
  background: var(--c-bg-1);
  border-block: 1px solid var(--c-line);
  padding-block: var(--sp-5);
  overflow: hidden;
}
.brands__title {
  text-align: center;
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-mega);
  text-transform: uppercase;
  color: var(--c-fg-3);
  margin-bottom: var(--sp-4);
}
.brands__track {
  display: flex;
  gap: var(--sp-9);
  animation: announceScroll 32s linear infinite;
  width: max-content;
  align-items: center;
}
.brands__item {
  font-family: var(--ff-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-bold);
  color: var(--c-fg-3);
  letter-spacing: var(--tracking-tight);
  white-space: nowrap;
  transition: color var(--d-base) var(--ease-out);
}
.brands__item:hover { color: var(--c-fg-1); }

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

.footer {
  background: var(--c-bg-0);
  border-top: 1px solid var(--c-line);
  padding-top: var(--sp-9);
  position: relative;
  overflow: hidden;
}
.footer::before {
  content: "";
  position: absolute;
  top: -120px; left: 50%;
  transform: translateX(-50%);
  width: 800px; height: 240px;
  background: radial-gradient(ellipse at center, var(--c-lime-soft), transparent 70%);
  pointer-events: none;
}

.footer__top {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: var(--sp-7);
  padding-bottom: var(--sp-8);
}
.footer__brand-block { max-width: 360px; }
.footer__tagline {
  margin-top: var(--sp-4);
  color: var(--c-fg-2);
  font-size: var(--fs-sm);
  line-height: var(--lh-loose);
}
.footer__socials {
  margin-top: var(--sp-5);
  display: flex;
  gap: var(--sp-2);
}

.footer__col h5 {
  font-family: var(--ff-mono);
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-mega);
  text-transform: uppercase;
  color: var(--c-fg-2);
  margin-bottom: var(--sp-4);
}
.footer__col ul { display: flex; flex-direction: column; gap: var(--sp-3); }
.footer__col a {
  color: var(--c-fg-1);
  font-size: var(--fs-sm);
  transition: color var(--d-fast) var(--ease-out),
              padding var(--d-base) var(--ease-out);
}
.footer__col a:hover { color: var(--c-lime); padding-left: 6px; }

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-block: var(--sp-5);
  border-top: 1px solid var(--c-line);
  font-size: var(--fs-xs);
  color: var(--c-fg-3);
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.footer__legal {
  display: flex;
  gap: var(--sp-5);
}
.footer__legal a:hover { color: var(--c-lime); }

.footer__age-warn {
  margin-top: var(--sp-5);
  padding: var(--sp-4);
  background: var(--c-bg-2);
  border: 1px solid var(--c-line);
  border-radius: var(--r-md);
  font-size: var(--fs-xs);
  color: var(--c-fg-2);
  line-height: var(--lh-loose);
  text-align: center;
}

/* ============ SECTION HEADERS ============ */

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: var(--sp-5);
  margin-bottom: var(--sp-7);
  flex-wrap: wrap;
}
.section-head__title h2 {
  font-size: clamp(1.75rem, 3.5vw, var(--fs-2xl));
  margin-top: var(--sp-3);
}
.section-head__link {
  color: var(--c-fg-2);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: all var(--d-base) var(--ease-out);
}
.section-head__link:hover {
  color: var(--c-lime);
  border-bottom-color: var(--c-lime);
}
.section-head__link .arrow {
  transition: transform var(--d-base) var(--ease-spring);
}
.section-head__link:hover .arrow { transform: translateX(4px); }

/* ============ RESPONSIVE GLOBAL ============ */
@media (max-width: 1024px) {
  .nav { display: none; }
  .burger { display: flex; }
  .header__inner { grid-template-columns: auto 1fr auto; }

  .hero__inner { grid-template-columns: 1fr; gap: var(--sp-8); }
  .hero__visual { max-width: 420px; }

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

@media (max-width: 640px) {
  .hero__stats { gap: var(--sp-3); }
  .stat__num { font-size: var(--fs-xl); }

  .footer__top { grid-template-columns: 1fr; gap: var(--sp-6); }
  .footer__bottom { justify-content: flex-start; }
}

/* Nav mobile slide-in */
.nav-mobile {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: var(--c-bg-1);
  border-bottom: 1px solid var(--c-line);
  padding: 96px var(--gutter) var(--sp-7);
  z-index: 400;
  transform: translateY(-110%);
  transition: transform var(--d-slow) var(--ease-in-out);
}
.nav-mobile.is-open { transform: translateY(0); }
.nav-mobile__list { display: flex; flex-direction: column; gap: var(--sp-2); }
.nav-mobile__link {
  display: block;
  padding: var(--sp-4);
  font-family: var(--ff-display);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--c-fg-1);
  border-bottom: 1px solid var(--c-line);
}
.nav-mobile__link:hover { color: var(--c-lime); }