/* ============================================================
   CarStream — hệ thống thiết kế
   Bảng màu kem/cam đất · chữ Archivo giãn rộng · khối vật lý
   ============================================================ */

:root {
  /* màu */
  --cream:      #fff1e6;   /* nền chính */
  --paper:      #fff8f2;   /* nền thẻ, vùng nổi */
  --ink:        #1a1918;   /* chữ chính, nền tối */
  --ink-2:      #0e0c0b;   /* nền tối sâu hơn */
  --ink-line:   #33302e;   /* kẻ chỉ trên nền tối */
  --coral:      #e2542f;   /* màu thương hiệu */
  --coral-lit:  #f0653c;   /* mặt trên nút */
  --coral-dim:  #d24a26;   /* mặt dưới nút */
  --coral-deep: #8f2d0f;   /* thân nút, bóng khối */
  --terra:      #a33716;   /* chữ nhấn */
  --sand:       #ffdcc8;   /* mảng nền mềm */
  --sand-2:     #fbe3d3;
  --rule:       #e8d3c2;   /* kẻ chỉ trên nền sáng */
  --rule-soft:  #f0dccc;
  --muted:      #6b5044;   /* chữ phụ */
  --muted-2:    #8a6a5c;   /* nhãn */
  --muted-3:    #a3907f;   /* nhãn mờ */
  --green:      #1f7a52;   /* trạng thái ok */

  /* chữ */
  --display: 'Archivo', system-ui, sans-serif;
  --body:    'DM Sans', Helvetica, Arial, sans-serif;
  --mono:    'DM Mono', ui-monospace, monospace;

  /* nhịp */
  --page:    1280px;
  --gutter:  32px;
  --ease:    cubic-bezier(.2,.8,.3,1);
  --ease-press: cubic-bezier(.2,.9,.3,1);
}

/* ---------- nền tảng ---------- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--cream);
  color: var(--ink);
  font-family: var(--body);
  overflow-x: hidden;
}
a { color: var(--terra); text-decoration: none; }
a:hover { color: #7d260d; text-decoration: underline; }
button { font-family: var(--body); }
input, textarea { font-family: var(--body); }
input:focus, textarea:focus { outline: none; }
::selection { background: var(--coral); color: var(--cream); }
img, svg { display: block; }

/* hạt nhiễu phủ toàn trang — đặt một lần trong body */
.grain {
  position: fixed; inset: 0; z-index: 60; pointer-events: none;
  opacity: .16; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E");
}

.wrap { max-width: var(--page); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- chữ ---------- */
.display {
  font-family: var(--display);
  font-variation-settings: 'wdth' 118, 'wght' 820;
  letter-spacing: -.045em;
  line-height: .9;
  margin: 0;
}
.h1      { font-size: clamp(38px, 5vw, 60px); }
.h2      { font-size: clamp(34px, 4.4vw, 56px); }
.h3      { font-size: clamp(23px, 2.6vw, 32px); font-variation-settings: 'wdth' 106, 'wght' 780; letter-spacing: -.03em; }
.hero-h1 { font-size: clamp(46px, 7vw, 96px); line-height: .84; letter-spacing: -.05em; }
.hero-h1 span { display: block; white-space: nowrap; font-variation-settings: 'wdth' 122, 'wght' 850; }
.hero-h1 .stroke { color: transparent; -webkit-text-stroke: 2.5px var(--coral); }
.hero-h1 span:nth-child(2) { margin-left: .06em; }
.hero-h1 span:nth-child(3) { margin-left: .12em; }

.label {                       /* nhãn mono viết hoa — dùng khắp trang */
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted-3);
}
.label--sm  { font-size: 10px; letter-spacing: .14em; }
.lead { font-size: 18px; line-height: 1.6; color: var(--muted); text-wrap: pretty; margin: 0; }
.body { font-size: 16px; line-height: 1.68; color: var(--muted); text-wrap: pretty; margin: 0; }

.section-head { display: flex; align-items: baseline; gap: 18px; padding-bottom: 40px; }
.page-head {
  display: flex; flex-direction: column; gap: 12px;
  padding-bottom: 28px; border-bottom: 2px solid var(--ink);
}

/* ============================================================
   NÚT BẤM — khối vật lý có chiều dày
   Gờ sáng trên + gờ tối dưới (inset) đặt trên thân đặc (0 Npx 0)
   Rê chuột: nhấc lên, thân dày ra, quầng sáng nở
   Ấn xuống: lún hết chiều dày, gờ sáng mờ đi
   ============================================================ */
.btn {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center;
  gap: 16px;
  border: none; border-radius: 99px;
  cursor: pointer;
  font-weight: 700;
  transition: transform .13s var(--ease-press),
              box-shadow .13s var(--ease-press),
              padding .18s var(--ease-press);
}
.btn > span { position: relative; z-index: 1; }

/* vệt sáng quét ngang mặt nút */
.btn .sheen {
  position: absolute; top: -40%; left: 0; width: 26%; height: 180%;
  background: linear-gradient(90deg, rgba(255,241,230,0), rgba(255,241,230,.4), rgba(255,241,230,0));
  animation: sheen 5s ease-in-out infinite;
  pointer-events: none; z-index: 0;
}
@keyframes sheen {
  0%        { transform: translateX(-180%) skewX(-18deg); }
  42%, 100% { transform: translateX(620%)  skewX(-18deg); }
}

/* chip tròn chứa mũi tên */
.btn .chip {
  width: 46px; height: 46px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}

/* --- cấp 1: cam --- */
.btn--coral {
  height: 64px; padding: 0 9px 0 30px;
  background: linear-gradient(180deg, var(--coral-lit) 0%, var(--coral) 52%, var(--coral-dim) 100%);
  color: var(--cream);
  font-size: 16px;
  box-shadow: inset 0 2px 0 rgba(255,241,230,.45),
              inset 0 -3px 0 rgba(0,0,0,.16),
              0 7px 0 var(--coral-deep),
              0 16px 26px rgba(163,55,22,.28);
}
.btn--coral .chip { background: var(--cream); box-shadow: 0 2px 6px rgba(122,36,12,.28); }
.btn--coral:hover {
  transform: translateY(-3px); padding-left: 36px;
  box-shadow: inset 0 2px 0 rgba(255,241,230,.55),
              inset 0 -3px 0 rgba(0,0,0,.16),
              0 10px 0 var(--coral-deep),
              0 24px 34px rgba(163,55,22,.36),
              0 0 0 7px rgba(226,84,47,.16);
}
.btn--coral:active {
  transform: translateY(7px); padding-left: 30px;
  box-shadow: inset 0 2px 0 rgba(255,241,230,.28),
              inset 0 -1px 0 rgba(0,0,0,.2),
              0 0 0 var(--coral-deep),
              0 3px 8px rgba(163,55,22,.32);
}

/* --- cấp 1: đen --- */
.btn--ink {
  height: 66px; padding: 0 10px 0 32px;
  background: linear-gradient(180deg, #2a2624 0%, var(--ink) 60%, #0d0c0b 100%);
  color: var(--cream);
  font-size: 17px;
  box-shadow: inset 0 2px 0 rgba(255,241,230,.2),
              inset 0 -3px 0 rgba(0,0,0,.5),
              0 7px 0 #000,
              0 16px 28px rgba(0,0,0,.3);
}
.btn--ink .chip { background: var(--coral); }
.btn--ink:hover {
  transform: translateY(-3px); padding-left: 38px;
  box-shadow: inset 0 2px 0 rgba(255,241,230,.28),
              inset 0 -3px 0 rgba(0,0,0,.5),
              0 10px 0 #000,
              0 24px 36px rgba(0,0,0,.36),
              0 0 0 7px rgba(26,25,24,.18);
}
.btn--ink:active {
  transform: translateY(7px); padding-left: 32px;
  box-shadow: inset 0 2px 0 rgba(255,241,230,.14),
              inset 0 -1px 0 rgba(0,0,0,.5),
              0 0 0 #000, 0 3px 8px rgba(0,0,0,.3);
}

/* --- nút khối cỡ nhỏ (header, chân trang) --- */
.btn--sm {
  height: 44px; padding: 0 clamp(16px, 1.8vw, 24px); gap: 10px;
  background: var(--ink); color: var(--cream);
  font-family: var(--mono); font-size: 12px; font-weight: 400;
  letter-spacing: .13em; text-transform: uppercase;
  box-shadow: inset 0 1.5px 0 rgba(255,241,230,.2),
              inset 0 -2px 0 rgba(0,0,0,.5),
              0 5px 0 #000, 0 10px 18px rgba(0,0,0,.22);
}
.btn--sm:hover {
  background: var(--coral); transform: translateY(-2px);
  box-shadow: inset 0 1.5px 0 rgba(255,241,230,.4),
              inset 0 -2px 0 rgba(0,0,0,.2),
              0 7px 0 var(--coral-deep),
              0 14px 22px rgba(163,55,22,.3),
              0 0 0 5px rgba(226,84,47,.15);
}
.btn--sm:active {
  transform: translateY(5px);
  box-shadow: inset 0 1px 0 rgba(255,241,230,.2), 0 0 0 var(--coral-deep), 0 2px 6px rgba(0,0,0,.25);
}

/* --- nút viền, nút chữ --- */
.btn--ghost {
  height: 44px; padding: 0 22px; gap: 8px;
  background: transparent; color: var(--terra);
  border: 1.5px solid #e2b79f;
  font-family: var(--mono); font-size: 12px; font-weight: 400;
  letter-spacing: .13em; text-transform: uppercase;
}
.btn--ghost:hover { background: var(--sand-2); }

.link-arrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--ink); cursor: pointer;
  border-bottom: 1.5px solid var(--coral); padding-bottom: 3px;
  transition: gap .2s var(--ease);
}
.link-arrow:hover { color: var(--terra); text-decoration: none; }

.btn--block { width: 100%; padding: 0; gap: 14px; }
.btn--block:hover { gap: 20px; padding-left: 0; }
.btn--block:active { gap: 14px; padding-left: 0; }

/* ============================================================
   DẢI CHỈ SỐ CHẠY (ticker)
   Nội dung nhân đôi, khối rộng 200%, dịch -50% là lặp liền mạch
   ============================================================ */
.ticker { background: var(--ink); overflow: hidden; height: 36px; display: flex; align-items: center; }
.ticker__track { display: flex; width: max-content; animation: ticker 34s linear infinite; }
.ticker__run { display: flex; align-items: center; flex: 0 0 auto; }
.ticker__item { display: flex; align-items: center; gap: 11px; padding: 0 24px; white-space: nowrap; }
.ticker__dot { width: 5px; height: 5px; background: var(--coral); transform: rotate(45deg); }
.ticker__item span { font-family: var(--mono); font-size: 12px; letter-spacing: .11em; text-transform: uppercase; color: #b8afa8; }
@keyframes ticker { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* ---------- HEADER ---------- */
.header {
  position: sticky; top: 0; z-index: 30;
  background: rgba(255,241,230,.9); backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color .3s ease;
}
.header.is-scrolled { border-bottom-color: var(--ink); }
.header__bar {
  max-width: var(--page); margin: 0 auto; padding: 14px var(--gutter);
  display: flex; align-items: center; justify-content: space-between; gap: 20px;
}
.brand { display: flex; align-items: center; gap: 12px; cursor: pointer; flex-shrink: 0; }
.brand__mark { width: 38px; height: 38px; display: flex; align-items: center; justify-content: center; animation: bob 4s ease-in-out infinite; }
.brand__name { font-family: var(--display); font-variation-settings: 'wdth' 118, 'wght' 800; font-size: 21px; letter-spacing: -.02em; line-height: 1; }

.nav {
  flex: 1 1 auto; min-width: 0;
  display: flex; align-items: center; justify-content: flex-end;
  gap: clamp(10px, 1.6vw, 24px); flex-wrap: nowrap; overflow: hidden;
}
.nav a {
  position: relative; padding: 5px 0;
  font-family: var(--mono); font-size: clamp(10px, 1.05vw, 12px);
  letter-spacing: .1em; text-transform: uppercase;
  color: var(--muted-2); white-space: nowrap;
  transition: color .18s ease;
}
.nav a:hover { color: var(--ink); text-decoration: none; }
.nav a::after {                        /* vệt highlight sau chữ */
  content: ''; position: absolute; left: -2px; right: -2px; bottom: 0;
  height: 6px; background: #ffcdb2; z-index: -1;
  transform: scaleX(0); transform-origin: left;
  transition: transform .3s var(--ease-press);
}
.nav a.is-active { color: var(--ink); }
.nav a.is-active::after { transform: scaleX(1); }

/* ---------- HERO ---------- */
.hero { position: relative; overflow: hidden; padding: 70px 0 0; }
.hero__blob {
  position: absolute; top: -140px; right: -160px;
  width: 620px; height: 620px; border-radius: 50%;
  background: var(--sand); animation: drift 14s ease-in-out infinite;
}
.hero__ring {
  position: absolute; top: 120px; right: 180px;
  width: 300px; height: 300px; border-radius: 50%;
  border: 1.5px solid #e2b79f; animation: drift 18s ease-in-out infinite reverse;
}
.hero__grid {
  position: relative; max-width: var(--page); margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: minmax(0,1.02fr) minmax(0,.98fr);
  gap: 48px; align-items: center;
}
.hero__copy { display: flex; flex-direction: column; gap: 26px; z-index: 2; }
.hero__status { display: flex; align-items: center; gap: 11px; }
.hero__status i { width: 8px; height: 8px; border-radius: 50%; background: var(--green); animation: blink 2.4s ease-in-out infinite; font-style: normal; }
.hero__status span { font-family: var(--mono); font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted-2); }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; padding-top: 4px; }

/* màn hình xe nghiêng, ngả theo con trỏ (JS ghi transform) */
.tilt { position: relative; z-index: 2; perspective: 1200px; }
.tilt__inner { position: relative; transform: rotate(-2.4deg); transition: transform .5s var(--ease); }
.screen { position: relative; background: var(--ink); padding: 16px 16px 40px; border-radius: 14px; box-shadow: 0 34px 70px rgba(26,25,24,.3); }
.screen__glass { position: relative; width: 100%; aspect-ratio: 16/9; overflow: hidden; border-radius: 5px; background: var(--ink-2); }
.screen__glass img { width: 100%; height: 100%; object-fit: cover; }
.screen__dots { position: absolute; left: 0; right: 0; bottom: 14px; display: flex; justify-content: center; gap: 7px; }
.screen__dots i { width: 26px; height: 4px; border-radius: 99px; background: #3a3634; }
.screen__badge {
  position: absolute; left: -26px; bottom: 44px;
  display: flex; align-items: center; gap: 9px;
  padding: 10px 16px; border-radius: 99px; background: var(--cream);
  box-shadow: 0 10px 26px rgba(26,25,24,.16); transform: rotate(-4deg);
}
.screen__badge i { width: 7px; height: 7px; border-radius: 50%; background: var(--coral); animation: blink 1.6s ease-in-out infinite; }
.screen__badge span { font-family: var(--mono); font-size: 11px; letter-spacing: .13em; text-transform: uppercase; }

/* ============================================================
   CẢNH XE CHẠY — "vừa đi vừa xem"
   3 lớp: nhà cao tầng (chậm) · vạch đường (nhanh) · xe + bong bóng
   ============================================================ */
.road { position: relative; margin-top: 56px; height: 230px; overflow: hidden; background: #151312; }
.road__sky { position: absolute; inset: 0; background: linear-gradient(180deg, #211d1b 0%, #151312 62%); }
.road__city { position: absolute; left: 0; bottom: 74px; display: flex; width: 200%; opacity: .5; animation: ticker 26s linear infinite; }
.road__city > div { width: 50%; display: flex; align-items: flex-end; gap: 26px; flex-shrink: 0; }
.road__city b { display: block; background: #2b2724; flex-shrink: 0; }
.road__asphalt { position: absolute; left: 0; right: 0; bottom: 0; height: 74px; background: var(--ink-2); }
.road__dashes {
  position: absolute; left: 0; right: 0; bottom: 36px; height: 4px;
  background-image: linear-gradient(90deg, #4a443f 0 66px, transparent 66px 132px);
  background-size: 132px 4px;
  animation: dashes .9s linear infinite;
}
@keyframes dashes { to { background-position-x: -132px; } }

.road__car { position: absolute; left: 0; bottom: 44px; width: 100%; animation: drive 11s linear infinite; }
@keyframes drive { from { transform: translateX(-22vw); } to { transform: translateX(112vw); } }
.road__car > div { position: relative; width: 150px; }
.road__body { animation: bob 1s ease-in-out infinite; }
.road__wind { position: absolute; right: 150px; bottom: 14px; display: flex; align-items: center; gap: 5px; opacity: .85; }
.road__wind i { height: 2px; border-radius: 2px; background: #4a443f; display: block; }

/* bong bóng nội dung bay theo xe */
.road__chips { position: absolute; left: -6px; bottom: 78px; display: flex; align-items: flex-end; gap: 10px; }
.chip-pill {
  display: flex; align-items: center; gap: 7px;
  padding: 8px 13px; border-radius: 99px;
  box-shadow: 0 6px 18px rgba(0,0,0,.35);
  animation: float 2.8s ease-in-out infinite;
  white-space: nowrap;
}
.chip-pill span { font-family: var(--mono); font-size: 10px; letter-spacing: .1em; text-transform: uppercase; }
.chip-pill i { width: 16px; height: 16px; border-radius: 5px; display: flex; align-items: center; justify-content: center; }
.chip-pill i::before {                 /* tam giác play */
  content: ''; width: 0; height: 0;
  border-top: 3.5px solid transparent; border-bottom: 3.5px solid transparent;
  margin-left: 2px;
}
.road__caption { position: absolute; left: 0; right: 0; bottom: 10px; display: flex; justify-content: center; }
.road__caption span { font-family: var(--mono); font-size: 10px; letter-spacing: .2em; text-transform: uppercase; color: #4a443f; }

/* ---------- dải số liệu ---------- */
.stats { max-width: var(--page); margin: 0 auto; padding: 26px var(--gutter) 0; display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.stat { display: flex; align-items: baseline; gap: 10px; }
.stat b {
  font-family: var(--display); font-variation-settings: 'wdth' 112, 'wght' 800;
  font-size: 34px; letter-spacing: -.035em; color: var(--terra);
  font-variant-numeric: tabular-nums;
}
.stat span { font-family: var(--mono); font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted-2); }

/* ---------- TÍNH NĂNG: số khổng lồ dính bên trái ---------- */
.features { max-width: var(--page); margin: 0 auto; padding: 110px var(--gutter) 0; }
.features__grid { display: grid; grid-template-columns: minmax(0,.44fr) minmax(0,1fr); gap: 56px; align-items: start; }
.features__num {
  position: sticky; top: 130px; height: 260px;
  font-family: var(--display); font-variation-settings: 'wdth' 125, 'wght' 900;
  font-size: clamp(120px, 15vw, 210px); line-height: .78; letter-spacing: -.06em;
  color: transparent; -webkit-text-stroke: 2px var(--coral);
}
.feature { display: flex; flex-direction: column; gap: 14px; padding: 52px 0; border-bottom: 1px solid var(--rule); }
.feature__head { display: flex; align-items: center; gap: 14px; }
.feature__dot {
  width: 34px; height: 34px; border-radius: 50%;
  background: var(--rule-soft); color: var(--muted-3);
  display: flex; align-items: center; justify-content: center;
  font-family: var(--mono); font-size: 12px;
  transition: background-color .4s ease, color .4s ease;
}
.feature.is-active .feature__dot { background: var(--coral); color: var(--cream); }
.feature__body { padding-left: 48px; max-width: 560px; font-size: 17px; line-height: 1.68; color: var(--muted); text-wrap: pretty; }

/* ---------- DẢI TỐI NGHIÊNG ---------- */
.slab { margin-top: 110px; position: relative; }
.slab__bg { transform: skewY(-2.2deg); background: var(--ink); padding: 96px 0; }
.slab__in { transform: skewY(2.2deg); max-width: var(--page); margin: 0 auto; padding: 0 var(--gutter); display: flex; flex-direction: column; gap: 34px; }
.slab .h2 { color: var(--cream); }
.shots { display: grid; grid-template-columns: minmax(0,1.7fr) minmax(0,1fr); gap: 18px; }
.shot { position: relative; overflow: hidden; border-radius: 8px; background: var(--ink-2); transition: transform .4s var(--ease); }
.shot img { width: 100%; height: 100%; object-fit: cover; }
.shot:hover { transform: rotate(0deg) scale(1.015); }
.shot--a { aspect-ratio: 16/9; transform: rotate(-1deg); }
.shot--b { flex: 1; min-height: 130px; transform: rotate(1.4deg); }
.shot--c { flex: 1; min-height: 130px; transform: rotate(-1.2deg); }
.shots__col { display: flex; flex-direction: column; gap: 18px; }

/* ---------- TẤM VÉ GIÁ ---------- */
.pricing { max-width: var(--page); margin: 0 auto; padding: 120px var(--gutter) 0; }
.ticket {
  max-width: 960px; margin: 0 auto;
  display: grid; grid-template-columns: minmax(0,.74fr) minmax(0,1fr);
  border-radius: 20px; overflow: hidden; background: var(--paper);
  box-shadow: 0 30px 64px rgba(163,55,22,.18);
  transform: rotate(-1.4deg);
  transition: transform .45s var(--ease);
}
.ticket:hover { transform: rotate(0deg) translateY(-6px); }
.ticket__stub {
  position: relative; background: var(--ink); padding: 48px 40px;
  display: flex; flex-direction: column; justify-content: space-between; gap: 32px;
}
.ticket__notch { position: absolute; right: -13px; width: 26px; height: 26px; border-radius: 50%; background: var(--cream); }
.ticket__notch--t { top: -13px; }
.ticket__notch--b { bottom: -13px; }
.ticket__price { display: flex; align-items: baseline; gap: 4px; }
.ticket__price b {
  font-family: var(--display); font-variation-settings: 'wdth' 118, 'wght' 880;
  font-size: clamp(38px, 11vw, 62px); line-height: .9; letter-spacing: -.05em; color: var(--cream);
  font-variant-numeric: tabular-nums;
}
.ticket__price i { font-style: normal; font-family: var(--display); font-variation-settings: 'wdth' 118, 'wght' 880; font-size: 28px; color: var(--coral); }
.ticket__face { padding: 48px 40px; display: flex; flex-direction: column; gap: 26px; border-left: 2px dashed #d6bda9; }
.ticket__list { display: flex; flex-direction: column; }
.ticket__list div { display: flex; align-items: center; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--rule-soft); font-size: 15px; color: #3f3b38; }

/* ---------- BĂNG ĐÁNH GIÁ ---------- */
.reviews { padding: 120px 0 0; }
.reviews__track { display: flex; width: 200%; animation: ticker 46s linear infinite; }
.reviews__run { width: 50%; display: flex; gap: 22px; flex-shrink: 0; padding-right: 22px; align-items: center; }
.review {
  width: 400px; flex-shrink: 0;
  display: flex; flex-direction: column; gap: 16px;
  padding: 28px; background: var(--paper); border-radius: 16px;
  box-shadow: 0 12px 30px rgba(163,55,22,.09);
}
.review:nth-child(3n+1) { transform: rotate(-1.4deg); }
.review:nth-child(3n+2) { transform: rotate(1.2deg); }
.review:nth-child(3n+3) { transform: rotate(-.8deg); }
.review__stars { display: flex; gap: 3px; }
.review__who { display: flex; align-items: baseline; gap: 10px; }
.review__who b { font-size: 15px; }
.review__who span { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted-3); }

/* ---------- DẢI KÊU GỌI ---------- */
.cta { position: relative; margin-top: 90px; overflow: hidden; }
.cta__bg { transform: skewY(2deg); background: var(--coral); padding: 110px 0; }
.cta__in {
  transform: skewY(-2deg); max-width: var(--page); margin: 0 auto; padding: 0 var(--gutter);
  display: flex; align-items: flex-end; justify-content: space-between; gap: 44px; flex-wrap: wrap;
}
.cta h2 {
  margin: 0; max-width: 700px; color: var(--cream);
  font-family: var(--display); font-variation-settings: 'wdth' 120, 'wght' 850;
  font-size: clamp(38px, 5vw, 64px); line-height: .92; letter-spacing: -.05em; text-wrap: balance;
}

/* ---------- HÀNG KẺ CHỈ (hướng dẫn, điều khoản, FAQ) ---------- */
.rows { display: flex; flex-direction: column; }
.row {
  display: grid; gap: 24px; padding: 28px 0; border-bottom: 1px solid var(--rule);
  transition: padding-left .3s var(--ease), background-color .3s ease;
}
.row:hover { padding-left: 16px; background: var(--paper); }
.row--guide { grid-template-columns: 92px minmax(0,1fr); }
.row--terms { grid-template-columns: 60px minmax(0,1fr); }
.row--terms:hover { padding-left: 0; background: none; }
.row__num-outline {
  font-family: var(--display); font-variation-settings: 'wdth' 122, 'wght' 880;
  font-size: 54px; line-height: .8; letter-spacing: -.06em;
  color: transparent; -webkit-text-stroke: 1.6px #e2b79f;
}
.row__num { font-family: var(--mono); font-size: 13px; color: #c9a48c; padding-top: 6px; }

/* ---------- FAQ ---------- */
.faq { border-bottom: 1px solid var(--rule); }
.faq__q {
  display: grid; grid-template-columns: 48px minmax(0,1fr) 30px; gap: 16px;
  align-items: center; padding: 24px 0; cursor: pointer;
}
.faq__q h3 { margin: 0; font-family: var(--display); font-variation-settings: 'wdth' 102, 'wght' 730; font-size: 20px; letter-spacing: -.02em; text-wrap: pretty; }
.faq__icon {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--sand-2); display: flex; align-items: center; justify-content: center;
  transition: transform .3s var(--ease-press), background-color .25s ease;
}
.faq__icon svg { stroke: var(--terra); }
.faq.is-open .faq__icon { transform: rotate(180deg); background: var(--coral); }
.faq.is-open .faq__icon svg { stroke: var(--cream); }
.faq__a { max-height: 0; opacity: 0; overflow: hidden; transition: max-height .34s var(--ease), opacity .26s ease; }
.faq.is-open .faq__a { max-height: 320px; opacity: 1; }
.faq__a > div { padding: 0 46px 26px 64px; font-size: 16px; line-height: 1.72; color: var(--muted); text-wrap: pretty; }

/* ---------- BIỂU MẪU ---------- */
.form { display: flex; flex-direction: column; gap: 22px; padding: 38px; background: var(--paper); border-radius: 20px; }
.form__row { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 20px; }
.field {
  border: none; border-bottom: 2px solid #d6bda9; background: transparent;
  padding: 0; height: 48px; font-size: 16px; color: var(--ink);
  transition: border-color .2s ease;
}
textarea.field { height: auto; padding: 12px 0; resize: vertical; }
.field:focus { border-bottom-color: var(--coral); }

/* ---------- CHÂN TRANG ---------- */
.footer { position: relative; background: var(--ink); color: #d8d0ca; overflow: hidden; }
.footer__top { max-width: var(--page); margin: 0 auto; padding: 64px var(--gutter) 0; display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap; }
.footer__cols { display: flex; gap: 64px; flex-wrap: wrap; }
.footer__col { display: flex; flex-direction: column; gap: 14px; }
.footer__col a { font-size: 15px; color: #d8d0ca; transition: color .18s ease, transform .18s ease; display: inline-block; }
.footer__col a:hover { color: #ffb894; transform: translateX(4px); text-decoration: none; }
.footer__legal {
  max-width: var(--page); margin: 0 auto; padding: 34px var(--gutter) 0;
  display: flex; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: #7d756f;
}
/* chữ khổng lồ luôn vừa khít bề rộng — SVG textLength, không phải font-size vw */
.footer__word { padding: 24px 20px 0; user-select: none; }
.footer__word svg { width: 100%; height: auto; }
.footer__word text { font-family: var(--display); font-variation-settings: 'wdth' 125, 'wght' 900; font-size: 130px; fill: #282422; }

/* ---------- HIỆN DẦN KHI CUỘN ---------- */
[data-reveal] { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
[data-reveal].is-in { opacity: 1; transform: none; }

/* ---------- CHUYỂN ĐỘNG DÙNG CHUNG ---------- */
@keyframes bob   { 0%,100% { transform: translateY(0) rotate(0); } 25% { transform: translateY(-2px) rotate(-.4deg); } 75% { transform: translateY(1px) rotate(.4deg); } }
@keyframes blink { 0%,45% { opacity: 1; } 55%,100% { opacity: .25; } }
@keyframes drift { 0%,100% { transform: translate(0,0); } 50% { transform: translate(-14px,18px); } }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@keyframes pop   { 0% { transform: scale(.5); opacity: 0; } 60% { transform: scale(1.1); } 100% { transform: scale(1); opacity: 1; } }
@keyframes spin  { to { transform: rotate(360deg); } }
@keyframes pageIn { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
.page-in { animation: pageIn .5s var(--ease) both; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- MÀN HÌNH HẸP ---------- */
@media (max-width: 900px) {
  .hero__grid, .features__grid, .shots, .form__row { grid-template-columns: minmax(0,1fr); }
  .features__num { position: static; height: auto; }
  .ticket { grid-template-columns: minmax(0,1fr); transform: none; }
  .ticket__face { border-left: none; border-top: 2px dashed #d6bda9; }
  .ticket__notch { display: none; }
  .nav { display: none; }
}

/* ============================================================
   Bổ sung cho nội dung thật: bảng ba gói, mục yêu cầu, luồng mua key.
   Dùng lại đúng biến màu/khoảng cách đã khai ở :root — không thêm màu mới.
   ============================================================ */

/* --- ba gói giá --- */
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;
  max-width:var(--page);margin:0 auto;padding:0 var(--gutter)}
.plan{position:relative;display:flex;flex-direction:column;gap:12px;padding:30px 26px;
  background:var(--paper);border:1px solid var(--rule);border-radius:20px;text-align:left;
  font:inherit;color:inherit;cursor:pointer;
  transition:transform .16s cubic-bezier(.2,.9,.3,1),box-shadow .16s,border-color .16s}
.plan:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(163,55,22,.10)}
.plan--best{border-color:var(--coral);box-shadow:0 12px 34px rgba(226,84,47,.14)}
.plan.is-picked{border-color:var(--coral);box-shadow:0 0 0 3px rgba(226,84,47,.18),0 12px 30px rgba(163,55,22,.12)}
.plan__flag{position:absolute;top:-11px;left:26px;padding:4px 12px;border-radius:99px;
  background:var(--coral);color:var(--cream);font-family:var(--mono);font-size:10px;
  letter-spacing:.14em;text-transform:uppercase}
.plan__head .label{color:var(--muted-2)}
.plan__price{display:flex;align-items:baseline;gap:3px;font-family:var(--display);
  font-variation-settings:'wdth' 112,'wght' 850;letter-spacing:-.04em;color:var(--ink)}
.plan__price b{font-size:38px;font-weight:inherit}
.plan__price i{font-style:normal;font-size:17px;color:var(--terra)}
.plan__note{margin:0;font-size:14px;line-height:1.55;color:var(--muted-2)}
.plans--buy{padding:0;grid-template-columns:repeat(3,minmax(0,1fr))}
.plans__foot{display:flex;flex-wrap:wrap;gap:14px 30px;justify-content:center;
  max-width:var(--page);margin:34px auto 0;padding:0 var(--gutter)}
.plans__foot>div{display:flex;align-items:center;gap:9px;font-size:15px;color:var(--muted)}

/* --- mục "cần gì để dùng" --- */
.reqs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:34px}
.req__no{font-family:var(--mono);font-size:12px;letter-spacing:.18em;color:var(--coral)}
.req h3{margin:10px 0 8px;font-size:22px}
.req p{margin:0;font-size:16px;line-height:1.65;color:var(--muted);text-wrap:pretty}
.note-line{margin:0;padding-top:26px;border-top:1px solid var(--rule);
  font-size:14px;line-height:1.6;color:var(--muted-3);text-wrap:pretty}

/* --- luồng mua key --- */
.stepper{list-style:none;margin:0;padding:0;display:flex;align-items:center;gap:0}
.stepper li{display:flex;align-items:center;gap:12px;opacity:.45;transition:opacity .3s}
.stepper li:not(:last-child){flex:1}
.stepper li:not(:last-child)::after{content:'';flex:1;height:2px;margin:0 18px;background:var(--rule)}
.stepper li.is-on{opacity:1}
.stepper b{width:32px;height:32px;border-radius:50%;background:var(--rule);color:var(--muted-3);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:13px;font-weight:400}
.stepper li.is-on b{background:var(--coral);color:var(--cream)}
.buy-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.75fr);gap:32px;align-items:flex-start}
.card{display:flex;flex-direction:column;gap:24px;padding:34px;background:var(--paper);
  border-radius:20px;box-shadow:0 16px 40px rgba(163,55,22,.07)}
.field{display:flex;flex-direction:column;gap:9px}
.field input,.lookup__row input{height:54px;padding:0 18px;border:1px solid var(--rule);
  border-radius:14px;background:#fff;font:inherit;font-size:16px;color:var(--ink);outline:none;
  transition:border-color .15s,box-shadow .15s}
.field input:focus,.lookup__row input:focus{border-color:var(--coral);box-shadow:0 0 0 3px rgba(226,84,47,.14)}
.pay-row{display:flex;gap:26px;flex-wrap:wrap}
.qr{width:196px;height:196px;border-radius:14px;background:#fff;flex-shrink:0;overflow:hidden;
  border:1px solid var(--rule);display:flex;align-items:center;justify-content:center}
.qr img{width:100%;height:100%;object-fit:contain}
.qr.is-empty::after{content:'CHƯA CẤU HÌNH QR';font-family:var(--mono);font-size:10px;
  letter-spacing:.14em;color:var(--muted-3);text-align:center;padding:0 14px}
.qr.is-empty img{display:none}
.pay-info{flex:1;min-width:262px;display:flex;flex-direction:column}
.kv{display:flex;justify-content:space-between;align-items:center;gap:14px;padding:10px 0;
  border-bottom:1px solid var(--rule-soft)}
.kv b{font-size:16px;font-family:var(--mono);letter-spacing:.02em;text-align:right;word-break:break-all}
.kv--hi b{color:var(--terra);font-size:19px;letter-spacing:.08em}
.mini{padding:5px 12px;border:1px solid var(--rule);border-radius:99px;background:#fff;
  font-family:var(--mono);font-size:11px;letter-spacing:.1em;color:var(--muted);cursor:pointer}
.mini:hover{border-color:var(--coral);color:var(--coral)}
.fineprint{margin:12px 0 0;font-size:13px;line-height:1.6;color:var(--muted-2);text-wrap:pretty}
.live{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:11px;
  letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2)}
.live i{width:8px;height:8px;border-radius:50%;background:var(--coral);animation:blink 1.6s infinite}
.wait{display:flex;align-items:center;gap:12px;padding:16px 18px;border-radius:14px;
  background:var(--sand-2);font-size:14px;line-height:1.55;color:var(--muted);text-wrap:pretty}
.spin{width:17px;height:17px;border-radius:50%;flex-shrink:0;
  border:2.4px solid rgba(255,241,230,.35);border-top-color:#fff1e6;animation:spin .8s linear infinite}
.spin--dark{border-color:rgba(163,55,22,.22);border-top-color:var(--coral)}
@keyframes spin{to{transform:rotate(360deg)}}
.tick{width:44px;height:44px;border-radius:50%;background:var(--green);flex-shrink:0;
  display:flex;align-items:center;justify-content:center;animation:pop .45s cubic-bezier(.2,.9,.3,1)}
@keyframes pop{from{transform:scale(.4)}to{transform:scale(1)}}
.keybox{flex:1;min-width:250px;height:74px;border-radius:14px;background:var(--ink);color:var(--cream);
  display:flex;align-items:center;justify-content:center;font-family:var(--mono);font-size:25px;
  letter-spacing:.14em;user-select:all}
.keycopy{height:74px;padding:0 26px;border-radius:14px;background:#e2b79f;color:var(--ink);
  font-family:var(--mono);font-size:13px;letter-spacing:.1em;border:none;cursor:pointer}
.save-note{display:flex;flex-direction:column;gap:6px;padding:16px 18px;border-radius:14px;
  background:var(--sand-2);font-size:14px;line-height:1.6;color:var(--muted);text-wrap:pretty}
.save-note b{color:var(--ink)}
.save-note span[data-order-code3]{font-family:var(--mono);letter-spacing:.08em;color:var(--terra)}
.lookup{margin-top:26px;padding:26px 30px;border:1px dashed var(--rule);border-radius:20px;
  display:flex;flex-direction:column;gap:12px}
.lookup__row{display:flex;gap:12px;flex-wrap:wrap}
.lookup__row input{flex:1;min-width:220px;font-family:var(--mono);letter-spacing:.08em}
.summary{position:sticky;top:120px;display:flex;flex-direction:column;background:var(--ink);
  border-radius:20px;padding:32px;transform:rotate(1deg)}
.summary>*{transform:rotate(-1deg)}
.srow{display:flex;justify-content:space-between;gap:12px;padding:11px 0;
  border-top:1px solid var(--ink-line);font-size:15px;color:#d8d2cd}
.srow b{color:var(--cream)}
.srow--total{align-items:baseline;padding:18px 0 22px;margin-top:4px}
.sum-total{font-variation-settings:'wdth' 112,'wght' 850;font-size:30px;letter-spacing:-.04em;color:var(--coral)}
.sfeat{display:flex;flex-direction:column;gap:10px;padding-top:20px}
.sfeat>div{display:flex;align-items:flex-start;gap:10px;font-size:14px;line-height:1.5;color:#a09892}

@media (max-width:900px){
  .plans,.plans--buy,.reqs{grid-template-columns:1fr}
  .buy-grid{grid-template-columns:1fr}
  .summary{position:static;transform:none}
  .summary>*{transform:none}
  .stepper li:not(:last-child)::after{margin:0 10px}
}

/* Thuoc tinh [hidden] cua HTML yeu hon class - .card{display:flex} de len no,
   nen ca ba buoc mua key hien cung luc. Phai ep bang !important.  */
[hidden]{display:none!important}

/* Gia tran ra ngoai the khi ba cot nam trong khung hep (trang mua key). */
.plan__price b{font-size:clamp(26px,3.4vw,38px);line-height:1}
.plans--buy .plan{padding:24px 20px}
.plans--buy .plan__price b{font-size:clamp(22px,2.6vw,30px)}
.plans--buy .plan__note{font-size:13px}

/* Mot goi duy nhat - the ngang thay cho bang ba cot. */
.onlyplan{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  padding:24px 26px;border:1px solid var(--coral);border-radius:18px;background:var(--sand-2)}
.onlyplan .label{color:var(--terra)}
.onlyplan p{margin:8px 0 0;font-size:14px;line-height:1.55;color:var(--muted);max-width:380px}
.onlyplan__price{display:flex;align-items:baseline;gap:3px;font-family:var(--display);
  font-variation-settings:'wdth' 112,'wght' 850;letter-spacing:-.04em;color:var(--ink)}
.onlyplan__price b{font-size:clamp(30px,4vw,42px);font-weight:inherit;line-height:1}
.onlyplan__price i{font-style:normal;font-size:17px;color:var(--terra)}

/* ============================================================
   Sua theo ket qua tests/run.sh - moi muc duoi day la mot loi DO DUOC,
   khong phai phong xa.
   ============================================================ */

/* Luoi lien he: hai cot khong du cho o 320px, the bi tran ra ngoai man hinh. */
.contact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.contact-grid>div{flex-wrap:wrap}
@media (max-width:640px){
  .contact-grid{grid-template-columns:1fr}
}

/* Thanh ba buoc: o 320px ba nhan + hai duong noi khong vua mot hang.
   Bo duong noi, cho xuong hang - van doc duoc thu tu 01/02/03. */
@media (max-width:520px){
  .stepper{flex-wrap:wrap;gap:12px 18px}
  .stepper li{flex:0 0 auto!important}
  .stepper li:not(:last-child)::after{display:none}
}

/* Nhan 10px doc duoc tren man hinh lon, nhung tren dien thoai thi qua nho. */
@media (max-width:480px){
  .label--sm{font-size:11px}
  .kv b{font-size:15px}
}

/* Cot luoi "1fr" co min-width:auto ngam - o nao ben trong co kich thuoc toi
   thieu (o tra cuu 220px, khung QR, o key) la keo ca cot rong ra khoi man
   hinh. minmax(0,1fr) cho phep cot co lai dung bang khung. */
@media (max-width:900px){
  .buy-grid{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:480px){
  .lookup{padding:22px 18px}
  .lookup__row input{min-width:0}
  .pay-info{min-width:0}
  .keybox{min-width:0;font-size:21px}
  .card{padding:26px 20px}
  .label{font-size:11px}
}

/* Anh/khung trong hero khong duoc rong hon cot chua no. */
.screen, .screen__glass, .screen__glass img, .tilt, .tilt__inner{max-width:100%}

/* Tam ve tren dien thoai: dem 40px moi ben an het cho, va dong mono
   "VINH VIEN · 1 THIET BI" khong xuong hang duoc thi tran ra. */
@media (max-width:480px){
  .ticket__stub{padding:32px 22px;gap:22px}
  .ticket__face{padding:28px 22px}
  .ticket__stub span[style*="letter-spacing"]{word-break:break-word}
}

/* BUOC 2 (chuyen khoan) tren dien thoai: hang "Noi dung chuyen khoan" co ba
   thanh phan - nhan, ma don, nut Chep - dat canh nhau bang space-between.
   O 360px chung khong du cho, nut Chep bi day ra ngoai man hinh.
   Cho nhan chiem tron mot hang, ma don va nut xuong hang duoi.  */
.kv{flex-wrap:wrap}
@media (max-width:520px){
  .pay-row{flex-direction:column;gap:18px}
  .kv{flex-direction:column;align-items:flex-start;gap:6px}
  .kv b{text-align:left}
  .kv--hi{align-items:flex-start;gap:8px}
  .kv--hi .mini{align-self:flex-start}
  .qr{width:100%;max-width:220px;height:auto;aspect-ratio:1}
}

/* Nut Chep cao 26px la du nhin tren may tinh nhung kho cham tren dien thoai -
   ma day la nut nguoi mua chac chan phai bam de chep ma don. */
@media (max-width:520px){
  .mini{min-height:40px;padding:0 18px;font-size:12px}
}