/* reset.css – Base styles & typography */

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-height) + var(--safe-area-top) + 18px);
  -webkit-tap-highlight-color: transparent;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  /* Theme color transitions */
  transition: background-color 0.5s ease, color 0.5s ease;
}

img   { max-width: 100%; display: block; }
a     { text-decoration: none; color: inherit; }
ul    { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font-family: inherit; color: inherit; }
h1,h2,h3,h4 { font-family: var(--font-display); line-height: 1.2; }

/* ── Layout ──────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 calc(var(--shell-gutter) + var(--safe-area-right)) 0 calc(var(--shell-gutter) + var(--safe-area-left));
}

.section {
  padding: clamp(84px, 8vw, 96px) 0;
}

@supports (content-visibility: auto) {
  .section:not(.hero):not(.page-hero) {
    content-visibility: auto;
    contain-intrinsic-size: 760px;
  }
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

/* ── Typography ──────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(var(--accent-rgb), 0.12);
  border: 1px solid rgba(var(--accent-rgb), 0.25);
  color: var(--accent2);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 14px;
}

.section-subtitle {
  color: var(--text2);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
}

.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2), var(--accent3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: italic;
  font-family: var(--font-display);
}

/* ── Buttons ──────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: var(--touch-target);
  font-size: .92rem;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: 100px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn svg { width: 17px; height: 17px; flex-shrink: 0; }

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent3));
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}
.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--accent3), var(--accent));
  opacity: 0;
  transition: opacity .3s;
}
.btn-primary span, .btn-primary svg { position: relative; z-index: 1; }
.btn-primary:hover::before { opacity: 1; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px var(--accent-glow); }
.btn-primary:active { transform: translateY(0); }
.btn-primary.w-full { width: 100%; }

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--border2);
  color: var(--text);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(var(--accent-rgb),.06);
}

/* ── Form elements ────────────────────────────────── */
.form-group { position: relative; margin-bottom: 20px; }

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  min-height: var(--touch-target);
  background: var(--surface2);
  border: 1.5px solid var(--border2);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: .9rem;
  padding: 16px;
  outline: none;
  transition: border-color .3s, background .3s;
  appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent);
  background: rgba(var(--accent-rgb),.05);
}

.form-group label {
  position: absolute;
  top: 16px; left: 16px;
  color: var(--text3);
  font-size: .88rem;
  pointer-events: none;
  transition: all .25s ease;
}
.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
  top: 4px; left: 14px;
  font-size: .68rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: .06em;
}

.form-label {
  display: block;
  font-size: .75rem;
  font-weight: 700;
  color: var(--text3);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.select-wrap { position: relative; }
.select-wrap::after {
  content: '▾';
  position: absolute;
  right: 14px; top: 50%;
  transform: translateY(-50%);
  color: var(--text3);
  pointer-events: none;
}

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

/* ── Utilities ────────────────────────────────────── */
.hidden { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
[id] { scroll-margin-top: calc(var(--nav-height) + var(--safe-area-top) + 18px); }

/* Loader */
.loader {
  position: fixed; inset: 0; z-index: 9000;
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  transition: opacity .6s ease, visibility .6s ease;
}
.loader.out { opacity: 0; visibility: hidden; }
.loader-inner { position: relative; width: 72px; height: 72px; display: flex; align-items: center; justify-content: center; }
.loader-char { font-family: var(--font-display); font-size: 2.2rem; font-weight: 700; color: var(--accent); z-index: 1; }
.loader-ring { position: absolute; inset: 0; border: 2px solid transparent; border-top-color: var(--accent); border-radius: 50%; animation: spin 1s linear infinite; }

/* Cursor */
.cursor,
.cursor-follower { display: none; position: fixed; z-index: 9999; pointer-events: none; transform: translate(-50%,-50%); }
.cursor { width: 8px; height: 8px; background: var(--accent); border-radius: 50%; }
.cursor-follower { z-index: 9998; width: 32px; height: 32px; border: 1.5px solid rgba(var(--accent-rgb),.5); border-radius: 50%; transition: left .1s linear, top .1s linear, transform .3s ease; }
body.has-enhanced-cursor .cursor,
body.has-enhanced-cursor .cursor-follower { display: block; }

/* Back to top — hidden by default, shown only when scrolled */
.back-top {
  position: fixed; bottom: 88px; right: 20px; z-index: 400;
  width: 42px; height: 42px;
  background: var(--accent);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px var(--accent-glow);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px) scale(0.8);
  transition: opacity .4s ease, transform .4s ease;
}
.back-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}
.back-top:hover { transform: translateY(-3px) scale(1.05); }
.back-top svg { width: 17px; height: 17px; color: #fff; }

/* Toast */
.toast {
  position: fixed; bottom: calc(24px + var(--safe-area-bottom)); right: calc(24px + var(--safe-area-right)); z-index: 5000;
  background: var(--bg3);
  border: 1px solid var(--border2);
  border-radius: var(--radius-lg);
  padding: 14px 20px;
  font-size: .875rem;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
  transform: translateX(130%);
  transition: transform .4s cubic-bezier(.4,0,.2,1);
  max-width: 300px;
}
.toast.show { transform: translateX(0); }
.toast.success { border-color: var(--success); }
.toast.error   { border-color: var(--error); }

/* Scrollbar */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: var(--radius-pill); }

/* safe-area */
@supports (padding-top: env(safe-area-inset-top)) {
  :root {
    --safe-area-top: env(safe-area-inset-top);
    --safe-area-bottom: env(safe-area-inset-bottom);
    --safe-area-left: env(safe-area-inset-left);
    --safe-area-right: env(safe-area-inset-right);
  }

  .back-top { bottom: calc(88px + var(--safe-area-bottom)); }
}

input[type="date"]::-webkit-calendar-picker-indicator { filter: invert(.5); }

html[data-input="touch"] button,
html[data-input="touch"] .lang-selector button,
html[data-input="touch"] .nav-toggle,
html[data-input="touch"] #navCartBtn,
html[data-input="touch"] .chat-toggle {
  min-width: var(--touch-target);
  min-height: var(--touch-target);
}

html[data-device="mobile"] {
  font-size: 15px;
}

html[data-device="mobile"] .section {
  padding: 78px 0;
}

html[data-device="mobile"] .section-header {
  margin-bottom: 42px;
}

html[data-device="mobile"] .section-subtitle {
  max-width: 34ch;
  font-size: 1rem;
}

html[data-device="mobile"] .form-row {
  grid-template-columns: 1fr;
  gap: 14px;
}

html[data-device="mobile"] .btn {
  padding: 14px 22px;
}

html[data-device="mobile"] .toast {
  left: calc(16px + var(--safe-area-left));
  right: calc(16px + var(--safe-area-right));
  bottom: calc(16px + var(--safe-area-bottom));
  max-width: none;
  transform: translateY(130%);
}

html[data-device="mobile"] .toast.show {
  transform: translateY(0);
}

html[data-device="mobile"] .back-top {
  right: 16px;
  bottom: calc(82px + var(--safe-area-bottom));
}