/* ========================================
   iPhone 17 Site — styles
   ======================================== */

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

:root {
  --bg:        #0a0a0f;
  --surface:   #111118;
  --surface-2: #1a1a24;
  --border:    rgba(255,255,255,.08);
  --text:      #e8e8f0;
  --text-dim:  #8888a0;
  --accent:    #6e8efb;
  --accent2:   #a777e3;
  --pro-gold:  #d4a050;
  --radius:    16px;
  --radius-sm: 10px;
  --nav-bg:    rgba(10,10,15,.72);
  --nav-bg-solid: rgba(10,10,15,.92);
  --card-shadow: rgba(0,0,0,.4);
  --hero-glow: rgba(110,142,251,.35);
  --hero-tag-bg: rgba(110,142,251,.12);
  --hero-tag-border: rgba(110,142,251,.25);
  --section-title-from: #fff;
  --section-title-to: #a0b4ff;
  --color-dot-border: rgba(255,255,255,.12);
  --color-dot-border-hover: rgba(255,255,255,.4);
  --compare-hover: rgba(110,142,251,.04);
}

[data-theme="light"] {
  --bg:        #f5f5f8;
  --surface:   #ffffff;
  --surface-2: #ededf2;
  --border:    rgba(0,0,0,.08);
  --text:      #1d1d2e;
  --text-dim:  #6b6b80;
  --accent:    #4a6cf7;
  --accent2:   #8b5cf6;
  --pro-gold:  #b8862d;
  --nav-bg:    rgba(245,245,248,.82);
  --nav-bg-solid: rgba(245,245,248,.96);
  --card-shadow: rgba(0,0,0,.08);
  --hero-glow: rgba(74,108,247,.25);
  --hero-tag-bg: rgba(74,108,247,.08);
  --hero-tag-border: rgba(74,108,247,.2);
  --section-title-from: #1d1d2e;
  --section-title-to: #4a6cf7;
  --color-dot-border: rgba(0,0,0,.1);
  --color-dot-border-hover: rgba(0,0,0,.3);
  --compare-hover: rgba(74,108,247,.05);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background .3s, color .3s;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- NAV ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  backdrop-filter: blur(20px) saturate(1.5);
  background: var(--nav-bg);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  font-size: 1.05rem;
}
.nav__logo svg { color: var(--accent); }
.nav__links { display: flex; gap: 28px; align-items: center; }
.nav__links a {
  text-decoration: none;
  color: var(--text-dim);
  font-size: .9rem;
  font-weight: 500;
  transition: color .2s;
}
.nav__links a:hover { color: var(--text); }
.nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__burger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: .3s;
}

/* ---- THEME TOGGLE ---- */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--surface);
  cursor: pointer;
  font-size: 1rem;
  transition: background .2s, border-color .2s, transform .2s;
  flex-shrink: 0;
}
.theme-toggle:hover {
  transform: scale(1.1);
  border-color: var(--accent);
}
.theme-toggle__moon { display: inline; line-height: 1; }
.theme-toggle__sun  { display: none; line-height: 1; }
[data-theme="light"] .theme-toggle__moon { display: none; }
[data-theme="light"] .theme-toggle__sun  { display: inline; }

/* ---- HERO ---- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 100px 24px 60px;
  overflow: hidden;
}
.hero__bg-orbs {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: .35;
  transition: background .5s;
}
.orb--1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--accent), transparent);
  top: -10%; left: -5%;
  animation: orbFloat 12s ease-in-out infinite;
}
.orb--2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, var(--accent2), transparent);
  bottom: -5%; right: 10%;
  animation: orbFloat 16s ease-in-out infinite reverse;
}
.orb--3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, var(--pro-gold), transparent);
  top: 40%; right: -5%;
  animation: orbFloat 10s ease-in-out infinite 3s;
}
@keyframes orbFloat {
  0%, 100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(40px,-30px) scale(1.1); }
}

.hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 700px;
}
.hero__tag {
  display: inline-block;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--hero-tag-bg);
  border: 1px solid var(--hero-tag-border);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 28px;
  animation: fadeUp .8s ease both;
}
.hero__title {
  margin: 0;
  animation: fadeUp .8s ease .15s both;
}
.hero__line {
  display: block;
}
.hero__line--1 {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--section-title-from) 0%, var(--accent) 50%, var(--accent2) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}
.hero__line--2 {
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 300;
  color: var(--text-dim);
  line-height: 1.2;
  margin-top: 4px;
}
.hero__subtitle {
  font-size: 1.1rem;
  color: var(--text-dim);
  margin-top: 20px;
  animation: fadeUp .8s ease .3s both;
}
.hero__models-preview {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-top: 32px;
  animation: fadeUp .8s ease .45s both;
}
.model-pill {
  font-size: .82rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: default;
  transition: transform .2s, border-color .3s, background .3s, color .3s;
}
.model-pill:hover { transform: translateY(-2px); }
.model-pill--air    { border-color: rgba(200,200,210,.3); }
.model-pill--pro    { border-color: rgba(212,160,80,.4); color: var(--pro-gold); }
.model-pill--promax { border-color: rgba(212,160,80,.5); color: var(--pro-gold); }

.hero__cta {
  display: inline-block;
  margin-top: 36px;
  padding: 14px 36px;
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  border-radius: 999px;
  transition: transform .2s, box-shadow .3s;
  animation: fadeUp .8s ease .6s both;
}
.hero__cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--hero-glow);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ---- SECTIONS ---- */
.section {
  padding: 100px 0;
  position: relative;
}
.section__title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 12px;
  background: linear-gradient(135deg, var(--section-title-from), var(--section-title-to));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section__desc {
  text-align: center;
  color: var(--text-dim);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto 56px;
}

/* ---- MODELS GRID ---- */
.models__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}
.card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  overflow: hidden;
  transition: transform .3s, box-shadow .3s, background .3s, border-color .3s;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px var(--card-shadow);
}
.card__glow {
  position: absolute;
  top: -60px; right: -60px;
  width: 160px; height: 160px;
  border-radius: 50%;
  filter: blur(60px);
  opacity: .18;
  pointer-events: none;
}
.card__glow--17     { background: var(--accent); }
.card__glow--air    { background: #a0a8c0; }
.card__glow--pro    { background: var(--pro-gold); }
.card__glow--promax { background: #e07040; }

.card--featured {
  border-color: rgba(212,160,80,.35);
}
.card__badge {
  position: absolute;
  top: 16px; right: 16px;
  font-size: .7rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--pro-gold), #e07040);
  color: #fff;
  padding: 4px 12px;
  border-radius: 999px;
}
.card__label {
  font-size: .72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.card__name {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 16px;
}
.card__colors {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}
.color-dot {
  width: 22px; height: 22px;
  border-radius: 50%;
  border: 2px solid var(--color-dot-border);
  cursor: pointer;
  transition: transform .2s, border-color .2s;
}
.color-dot:hover {
  transform: scale(1.25);
  border-color: var(--color-dot-border-hover);
}
.card__specs {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 24px;
}
.card__specs li {
  font-size: .88rem;
  color: var(--text-dim);
  padding-left: 18px;
  position: relative;
}
.card__specs li::before {
  content: '';
  position: absolute;
  left: 0; top: 8px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}
.card__price {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text);
}

/* ---- CAMERA ---- */
.camera {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  transition: background .3s;
}
.camera__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.camera-feature {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: transform .3s, border-color .3s, background .3s;
}
.camera-feature:hover {
  transform: translateY(-4px);
  border-color: var(--accent);
}
.camera-feature__icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.camera-feature h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.camera-feature p {
  font-size: .88rem;
  color: var(--text-dim);
  line-height: 1.55;
}

/* ---- CHIP ---- */
.chip__comparison {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}
.chip-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: transform .3s, background .3s;
}
.chip-card:hover { transform: translateY(-4px); }
.chip-card--pro {
  border-color: rgba(212,160,80,.35);
}
[data-theme="light"] .chip-card--pro {
  background: linear-gradient(160deg, var(--surface), rgba(212,160,80,.08));
}
.chip-card:not(.chip-card--pro) {
  background: var(--surface);
}
.chip-card__badge {
  position: absolute;
  top: 16px; right: 16px;
  font-size: .7rem;
  font-weight: 700;
  color: var(--pro-gold);
  border: 1px solid rgba(212,160,80,.4);
  padding: 3px 10px;
  border-radius: 999px;
}
.chip-card__icon { font-size: 2.5rem; margin-bottom: 14px; }
.chip-card h3 { font-size: 1.6rem; font-weight: 800; margin-bottom: 6px; }
.chip-card__for {
  font-size: .82rem;
  color: var(--text-dim);
  margin-bottom: 18px;
}
.chip-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.chip-card li {
  font-size: .9rem;
  color: var(--text-dim);
  padding-left: 20px;
  position: relative;
}
.chip-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}
.chip-card--pro li::before { color: var(--pro-gold); }

/* ---- COMPARE TABLE ---- */
.compare__table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}
.compare__table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}
.compare__table th,
.compare__table td {
  padding: 16px 18px;
  text-align: center;
  font-size: .88rem;
  border-bottom: 1px solid var(--border);
}
.compare__table thead th {
  background: var(--surface);
  font-weight: 700;
  font-size: .92rem;
  position: sticky;
  top: 0;
  z-index: 1;
}
.compare__table tbody tr {
  transition: background .2s;
}
.compare__table tbody tr:hover {
  background: var(--compare-hover);
}
.compare__label {
  text-align: left !important;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  background: var(--surface);
  position: sticky;
  left: 0;
  z-index: 1;
}
.compare__table tbody tr:last-child td {
  border-bottom: none;
}

/* ---- BUY SECTION ---- */
.buy {
  background: var(--surface);
  border-top: 1px solid var(--border);
  transition: background .3s;
}
.buy__inner { text-align: center; }
.buy__cta {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  padding: 18px 40px;
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  text-decoration: none;
  background: linear-gradient(135deg, #28a745, #1e7e34);
  border-radius: 14px;
  transition: transform .2s, box-shadow .3s;
}
.buy__cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 36px rgba(40,167,69,.35);
}
.buy__cta-icon {
  font-size: 1.6rem;
}
.buy__cta span {
  display: flex;
  flex-direction: column;
  text-align: left;
}
.buy__cta small {
  font-size: .78rem;
  font-weight: 400;
  opacity: .75;
}
.buy__note {
  margin-top: 20px;
  font-size: .85rem;
  color: var(--text-dim);
}

/* ---- FOOTER ---- */
.footer {
  padding: 48px 0;
  text-align: center;
  border-top: 1px solid var(--border);
}
.footer__inner { display: flex; flex-direction: column; gap: 6px; }
.footer p { font-size: .9rem; color: var(--text-dim); }
.footer__small { font-size: .75rem; opacity: .5; }

/* ---- REVEAL ANIM ---- */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .6s ease, transform .6s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ---- HERO CTA shop variant ---- */
.hero__cta--shop {
  margin-left: 12px;
  background: linear-gradient(135deg, #28a745, #218838);
  animation-delay: .75s;
}
.hero__cta--shop:hover {
  box-shadow: 0 8px 30px rgba(40,167,69,.35);
}

/* ---- RESPONSIVE ---- */
@media (max-width: 768px) {
  .nav__links { display: none; }
  .nav__burger { display: flex; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 60px; left: 0; right: 0;
    background: var(--nav-bg-solid);
    backdrop-filter: blur(20px);
    padding: 20px 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
  }
  .hero__models-preview { gap: 8px; }
  .model-pill { font-size: .72rem; padding: 6px 12px; }
  .section { padding: 64px 0; }
  .section__desc { margin-bottom: 36px; }
}
@media (max-width: 480px) {
  .hero { padding: 80px 16px 40px; }
  .hero__subtitle { font-size: .95rem; }
  .hero__cta { margin-top: 24px; }
  .hero__cta--shop {
    margin-left: 0;
    margin-top: 14px;
  }
}