/* Giao diện chung cho website TechVN (hướng tạp chí, nền kem). Tiền tố tv- để không đụng với styles.css của kho demo. */
@import url('https://fonts.googleapis.com/css2?family=Inter+Tight:wght@400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
  --bg: #f4f1ea;
  --bg-soft: #ebe6db;
  --surface: #fbf9f4;
  --surface-hover: #f1ede4;
  --ink: #171614;
  --border: #d8d1c3;
  --border-strong: #171614;
  --text: #171614;
  --text-muted: #5f5a52;
  --accent: #1f3a2e;
  --accent-2: #1f3a2e;
  --accent-3: #2f5a46;
  --danger: #a33a2c;
  --radius: 0;
  --shadow: none;
  --header-h: 76px;
  --display: 'Inter Tight', 'Inter', system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }

body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 400;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; }
img, video { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.08; margin: 0 0 16px; font-family: var(--display); font-weight: 600; letter-spacing: -.03em; }
h3 { font-size: 1.3rem; letter-spacing: -.02em; }
p { margin: 0 0 14px; }

.tv-container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 28px;
}

/* ---------- Header ---------- */
.tv-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  background: rgba(244, 241, 234, .94);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.tv-header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.tv-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: -.03em;
  text-decoration: none;
  white-space: nowrap;
}
.tv-logo__mark {
  width: 22px;
  height: 22px;
  background: var(--accent);
  position: relative;
}
.tv-logo__mark::after {
  content: '';
  position: absolute;
  inset: 7px;
  background: var(--bg);
}
.tv-logo span { color: var(--accent); font-weight: 600; }

.tv-nav { display: flex; align-items: center; gap: 8px; }
.tv-nav a {
  padding: 8px 12px;
  text-decoration: none;
  color: var(--text-muted);
  font-size: .92rem;
  font-weight: 500;
  transition: color .2s;
}
.tv-nav a:hover { color: var(--text); }
.tv-nav a.is-active { color: var(--text); text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }

.tv-header__auth { display: flex; align-items: center; gap: 8px; }

.tv-burger {
  display: none;
  width: 42px;
  height: 42px;
  border-radius: var(--radius);
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.tv-burger svg { width: 20px; height: 20px; }

/* ---------- Buttons ---------- */
.tv-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--ink);
  font: inherit;
  font-size: .95rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: background .25s, color .25s, border-color .25s;
  white-space: nowrap;
}
.tv-btn:disabled { opacity: .5; cursor: not-allowed; }
.tv-btn--primary { color: var(--bg); background: var(--ink); }
.tv-btn--primary:hover { background: var(--accent); border-color: var(--accent); }
.tv-btn--ghost { color: var(--ink); background: transparent; }
.tv-btn--ghost:hover { background: var(--ink); color: var(--bg); }
.tv-btn--sm { padding: 9px 16px; font-size: .88rem; }
.tv-btn--lg { padding: 16px 30px; font-size: 1rem; }
.tv-btn--block { width: 100%; }

/* ---------- Section ---------- */
.tv-section { padding: 128px 0; position: relative; }
.tv-section--alt { background: var(--bg-soft); }
.tv-eyebrow {
  display: inline-block;
  font-size: .95rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 16px;
}
.tv-h2 { font-size: clamp(2.2rem, 4.2vw, 3.4rem); margin-bottom: 18px; }
.tv-lead { color: var(--text-muted); font-size: 1.08rem; max-width: 600px; }
.tv-section__head { margin-bottom: 64px; }
.tv-section__head--center { text-align: center; }
.tv-section__head--center .tv-lead { margin: 0 auto; }
.tv-section__more { margin-top: 56px; }

/* ---------- Hero ---------- */
.tv-hero {
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 88px 0 112px;
  isolation: isolate;
  border-bottom: 1px solid var(--border);
}
.tv-hero__bg { position: absolute; inset: 0; z-index: -2; background: var(--bg); }
/* Hero dạng phim: video nền tối, lớp phủ gradient, chữ kem */
.tv-hero {
  --bg: #0b0b0b;
  --ink: #f1ede6;
  --text: #f1ede6;
  --text-muted: rgba(241, 237, 230, .72);
  --accent: #d9c39a;
  --border-strong: rgba(241, 237, 230, .45);
  background: #0b0b0b url('/assets/media/hero-poster.jpg') center / cover no-repeat;
  color: var(--text);
  border-bottom: none;
  min-height: calc(100vh - var(--header-h));
}
.tv-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(90deg, rgba(11, 11, 11, .94) 0%, rgba(11, 11, 11, .6) 55%, rgba(11, 11, 11, .3) 100%),
    linear-gradient(0deg, rgba(11, 11, 11, .85) 0%, rgba(11, 11, 11, 0) 45%);
}
.tv-hero__video {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}
.tv-hero__canvas { display: none; }
.tv-hero__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 72px;
  align-items: center;
}
.tv-hero__title {
  font-size: clamp(3.2rem, 7vw, 6rem);
  font-weight: 700;
  line-height: .98;
  letter-spacing: -.045em;
  margin-bottom: 32px;
}
.tv-gradient-text { color: var(--accent); }
.tv-hero__sub { font-size: 1.12rem; color: var(--text-muted); max-width: 520px; margin-bottom: 40px; }
.tv-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 64px; }

.tv-stats { display: flex; flex-wrap: wrap; gap: 56px; padding-top: 28px; border-top: 1px solid var(--ink); }
.tv-stat__num { font-family: var(--display); font-size: 2.6rem; font-weight: 600; line-height: 1; letter-spacing: -.03em; }
.tv-stat__label { color: var(--text-muted); font-size: .9rem; margin-top: 8px; }

/* Ảnh demo bên phải hero */
.tv-mock-wrap { position: relative; }
.tv-mock { border: 1px solid var(--ink); background: var(--surface); }
.tv-mock a { display: block; }
.tv-mock img {
  width: 100%;
  height: 580px;
  object-fit: cover;
  object-position: top center;
}
.tv-mock__caption {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
  border-top: 1px solid var(--ink);
  font-size: .9rem;
  color: var(--text-muted);
}
.tv-mock__caption strong { color: var(--text); font-weight: 600; }
.tv-mock__caption a { color: var(--accent); font-weight: 500; text-decoration: none; white-space: nowrap; }
.tv-mock__caption a:hover { text-decoration: underline; }
.tv-skel, .tv-chip, .tv-dot, .tv-mock__bar, .tv-mock__body, .tv-mock__hero { display: none; }

/* ---------- Cards & grids ---------- */
.tv-grid { display: grid; gap: 28px; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.tv-grid--3 { grid-template-columns: repeat(3, 1fr); }
.tv-grid--4 { grid-template-columns: repeat(4, 1fr); }

.tv-card {
  background: transparent;
  border: none;
  border-top: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: 28px 0 0;
  text-decoration: none;
  display: flex;
  flex-direction: column;
}
.tv-card:hover h3 { color: var(--accent); }
.tv-card h3 { transition: color .25s; }

.tv-feature__icon {
  display: block;
  font-family: var(--display);
  font-size: .95rem;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 44px;
}
.tv-card h3 { font-size: 1.4rem; margin-bottom: 12px; }
.tv-card p { color: var(--text-muted); font-size: .96rem; margin: 0; }

/* Thẻ sản phẩm (trang chủ) */
.tv-product__thumb {
  height: 180px;
  border-radius: var(--radius);
  margin-bottom: 22px;
  display: grid;
  place-items: center;
  font-size: 2.4rem;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--border);
}
.tv-product__thumb { position: relative; }
.tv-product__thumb span { font-family: var(--display); font-size: 1.2rem; font-weight: 600; letter-spacing: -.02em; color: var(--text-muted); }
.tv-product__thumb img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.tv-product__cat { font-size: .85rem; color: var(--accent); font-weight: 500; margin-bottom: 6px; }

/* Các bước làm việc */
.tv-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 36px; position: relative; }
.tv-step { text-align: left; padding: 28px 0 0; border-top: 1px solid var(--ink); }
.tv-step__num {
  width: auto;
  height: auto;
  margin: 0 0 44px;
  font-family: var(--display);
  font-weight: 600;
  font-size: 2.8rem;
  line-height: 1;
  letter-spacing: -.04em;
  color: var(--accent);
}
.tv-step h3 { font-size: 1.4rem; }
.tv-step p { color: var(--text-muted); font-size: .95rem; }
.tv-steps::before { display: none; }

/* Tin tức */
.tv-news__meta { font-size: .88rem; color: var(--text-muted); margin-bottom: 14px; display: flex; gap: 12px; align-items: center; }
.tv-tag {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--radius);
  font-size: .82rem;
  font-weight: 500;
  background: var(--accent);
  color: var(--bg);
}
.tv-news__title { font-size: 1.45rem; margin-bottom: 12px; }
.tv-news__summary { color: var(--text-muted); font-size: .96rem; flex: 1; }
.tv-news__more { margin-top: 20px; color: var(--accent); font-weight: 500; font-size: .95rem; }

/* CTA: khối đảo màu để chốt trang */
.tv-cta {
  border-radius: var(--radius);
  padding: 96px 56px;
  text-align: left;
  background: var(--ink);
  color: var(--bg);
}
.tv-cta h2 { font-size: clamp(2.4rem, 4.6vw, 3.8rem); max-width: 760px; }
.tv-cta p { color: rgba(244, 241, 234, .72); max-width: 540px; margin: 0 0 40px; font-size: 1.05rem; }
.tv-cta__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.tv-cta .tv-btn--primary { background: var(--bg); color: var(--ink); border-color: var(--bg); }
.tv-cta .tv-btn--primary:hover { background: var(--accent-3); color: var(--bg); border-color: var(--accent-3); }
.tv-cta .tv-btn--ghost { color: var(--bg); border-color: rgba(244, 241, 234, .5); }
.tv-cta .tv-btn--ghost:hover { background: var(--bg); color: var(--ink); border-color: var(--bg); }

/* ---------- Trang nội dung (tin tức, liên hệ, tài khoản) ---------- */
.tv-page-head { padding: 104px 0 64px; border-bottom: 1px solid var(--ink); background: var(--bg); }
.tv-page-head h1 { font-size: clamp(2.8rem, 6vw, 4.8rem); letter-spacing: -.045em; margin-bottom: 18px; }
.tv-page-head p { color: var(--text-muted); margin: 0; max-width: 620px; font-size: 1.06rem; }
.tv-page { padding: 72px 0 128px; }

.tv-filters { display: flex; flex-wrap: wrap; gap: 4px 24px; margin-bottom: 48px; }
.tv-filter {
  padding: 8px 0;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font: inherit;
  font-size: .98rem;
  font-weight: 500;
  cursor: pointer;
  transition: color .2s;
  border-bottom: 1px solid transparent;
}
.tv-filter:hover { color: var(--text); }
.tv-filter.is-active { color: var(--text); border-bottom-color: var(--ink); }

.tv-article { max-width: 760px; margin: 0 auto; }
.tv-article__title { font-size: clamp(2.4rem, 5vw, 3.6rem); margin-bottom: 22px; letter-spacing: -.04em; }
.tv-article__body p { font-size: 1.1rem; color: #2b2925; margin-bottom: 24px; line-height: 1.8; }
.tv-article__body h2 { font-size: 1.9rem; margin: 52px 0 18px; }
.tv-back { display: inline-flex; margin-bottom: 32px; color: var(--accent); text-decoration: none; font-weight: 500; }

/* Form */
.tv-form { display: grid; gap: 24px; }
.tv-form--2 { grid-template-columns: 1fr 1fr; }
.tv-field { display: grid; gap: 8px; }
.tv-field--full { grid-column: 1 / -1; }
.tv-field label { font-size: .92rem; font-weight: 500; color: var(--text); }
.tv-input {
  width: 100%;
  padding: 14px 16px;
  border-radius: var(--radius);
  border: 1px solid #b9b1a0;
  background: var(--surface);
  color: var(--text);
  font: inherit;
  transition: border-color .2s;
}
.tv-input::placeholder { color: #6b665c; }
.tv-input:focus { outline: none; border-color: var(--ink); }
textarea.tv-input { min-height: 150px; resize: vertical; }
.tv-input.is-invalid { border-color: var(--danger); }
.tv-error { color: var(--danger); font-size: .88rem; min-height: 0; }
.tv-alert { padding: 14px 16px; border-radius: var(--radius); font-size: .96rem; display: none; }
.tv-alert.is-visible { display: block; }
.tv-alert--error { background: rgba(163,58,44,.08); border: 1px solid rgba(163,58,44,.45); color: var(--danger); }
.tv-alert--ok { background: rgba(31,58,46,.08); border: 1px solid rgba(31,58,46,.4); color: var(--accent); }
.tv-hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

.tv-split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 80px; align-items: start; }
.tv-info { display: grid; gap: 0; }
.tv-info__item { display: flex; gap: 18px; align-items: flex-start; padding: 22px 0; border-top: 1px solid var(--border); }
.tv-info__item:first-child { border-top: 1px solid var(--ink); }
.tv-info__icon { width: 40px; height: 40px; display: grid; place-items: center; background: transparent; border: 1px solid var(--ink); flex-shrink: 0; color: var(--ink); font-family: var(--display); font-weight: 600; }
.tv-info__item strong { display: block; font-weight: 600; margin-bottom: 2px; }
.tv-info__item span { color: var(--text-muted); font-size: .96rem; }

.tv-auth { max-width: 460px; margin: 0 auto; }
.tv-panel {
  background: var(--surface);
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  padding: 48px 44px;
}
.tv-panel h1 { font-size: 2.2rem; margin-bottom: 8px; }
.tv-panel > p { color: var(--text-muted); margin-bottom: 32px; }
.tv-panel__switch { text-align: center; margin-top: 26px; color: var(--text-muted); font-size: .96rem; }
.tv-panel__switch a { color: var(--accent); font-weight: 500; }

.tv-profile { display: grid; gap: 0; }
.tv-profile__row { display: flex; justify-content: space-between; gap: 12px; padding: 16px 0; border-bottom: 1px solid var(--border); }
.tv-profile__row span:first-child { color: var(--text-muted); font-size: .95rem; }

/* ---------- Footer ---------- */
.tv-footer { background: var(--ink); color: var(--bg); padding: 88px 0 36px; }
.tv-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 56px; margin-bottom: 56px; }
.tv-footer h4 { font-family: var(--display); font-size: 1rem; font-weight: 600; color: var(--bg); margin-bottom: 18px; }
.tv-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.tv-footer a { color: rgba(244, 241, 234, .68); text-decoration: none; transition: color .2s; }
.tv-footer a:hover { color: var(--bg); }
.tv-footer p { color: rgba(244, 241, 234, .68); font-size: .96rem; }
.tv-footer__bottom { border-top: 1px solid rgba(244, 241, 234, .18); padding-top: 24px; color: rgba(244, 241, 234, .5); font-size: .88rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ---------- Nút liên hệ nổi (Zalo, Facebook) ---------- */
.tv-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 60;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 12px;
}
.tv-float__btn {
  position: relative;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  text-decoration: none;
  font-weight: 600;
  font-size: .85rem;
  transition: transform .3s;
}
.tv-float__btn:hover { transform: translateY(-2px); }
.tv-float__zalo { background: #0068ff; }
.tv-float__fb { background: #1877f2; }
.tv-float__label {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translate(8px, -50%);
  padding: 7px 12px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--bg);
  font-size: .85rem;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s, transform .25s;
}
.tv-float__btn:hover .tv-float__label,
.tv-float__btn:focus-visible .tv-float__label { opacity: 1; transform: translate(0, -50%); }
.tv-float__btn:focus-visible { outline: 2px solid var(--ink); outline-offset: 3px; }

/* ---------- Toast ---------- */
.tv-toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  transform: translate(-50%, 160%);
  padding: 14px 22px;
  border-radius: var(--radius);
  background: var(--ink);
  color: var(--bg);
  font-size: .95rem;
  z-index: 100;
  transition: transform .5s cubic-bezier(.2,.8,.2,1);
  max-width: calc(100vw - 32px);
}
.tv-toast.is-visible { transform: translate(-50%, 0); }
.tv-toast--ok { box-shadow: inset 3px 0 0 var(--accent-3); }
.tv-toast--error { box-shadow: inset 3px 0 0 var(--danger); }

/* ---------- Mẫu tiêu biểu (trang chủ) ---------- */
.tv-showcase { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.tv-showcase a { display: block; text-decoration: none; color: inherit; }
.tv-showcase img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top center;
  border: 1px solid var(--border);
  background: var(--surface);
  transition: border-color .3s, transform .3s;
}
.tv-showcase a:hover img { border-color: var(--ink); transform: translateY(-4px); }
.tv-showcase h3 { margin: 20px 0 6px; font-size: 1.35rem; }
.tv-showcase p { color: var(--text-muted); font-size: .94rem; margin: 0; }
@media (max-width: 960px) { .tv-showcase { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .tv-showcase { grid-template-columns: 1fr; } }

/* ---------- Bảng giá ---------- */
.tv-price { font-family: var(--display); font-size: 2.2rem; font-weight: 600; letter-spacing: -.03em; line-height: 1.1; margin: 10px 0 8px; }
.tv-price small { font-size: .9rem; font-weight: 400; letter-spacing: 0; color: var(--text-muted); }
.tv-card p + .tv-plan__list { margin-top: 0; }
.tv-plan__list { list-style: none; padding: 0; margin: 22px 0 32px; display: grid; gap: 10px; color: var(--text-muted); font-size: .95rem; }
.tv-plan__list li::before { content: '—'; margin-right: 10px; color: var(--accent); }
.tv-card .tv-btn { margin-top: auto; }
.tv-table { width: 100%; border-collapse: collapse; font-size: .96rem; }
.tv-table th, .tv-table td { text-align: left; padding: 18px 0; border-bottom: 1px solid var(--border); vertical-align: top; }
.tv-table th { font-weight: 600; border-bottom-color: var(--ink); }
.tv-table td:last-child, .tv-table th:last-child { text-align: right; white-space: nowrap; }

/* ---------- Trạng thái trống ---------- */
.tv-empty { color: var(--text-muted); text-align: center; padding: 48px 0; }

/* ---------- Reveal khi cuộn tới ---------- */
.tv-reveal { opacity: 0; transform: translateY(18px); transition: opacity .9s ease, transform .9s cubic-bezier(.2,.8,.2,1); }
.tv-reveal.is-visible { opacity: 1; transform: none; }
.tv-reveal--delay-1 { transition-delay: .1s; }
.tv-reveal--delay-2 { transition-delay: .2s; }
.tv-reveal--delay-3 { transition-delay: .3s; }

/* ---------- Keyframes ---------- */
@keyframes tv-rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }

.tv-rise { opacity: 0; animation: tv-rise 1s cubic-bezier(.2,.8,.2,1) forwards; }
.tv-rise--1 { animation-delay: .08s; }
.tv-rise--2 { animation-delay: .2s; }
.tv-rise--3 { animation-delay: .32s; }
.tv-rise--4 { animation-delay: .44s; }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .tv-hero__grid { grid-template-columns: 1fr; gap: 56px; }
  .tv-mock-wrap { width: 100%; }
  .tv-mock img { height: 460px; }
  .tv-grid--3, .tv-grid--4 { grid-template-columns: repeat(2, 1fr); }
  .tv-steps { grid-template-columns: repeat(2, 1fr); gap: 44px 28px; }
  .tv-split { grid-template-columns: 1fr; gap: 48px; }
  .tv-footer__grid { grid-template-columns: 1fr 1fr; }
  .tv-section { padding: 96px 0; }
}

@media (max-width: 760px) {
  .tv-burger { display: inline-flex; }
  .tv-nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
    padding: 12px 16px 20px;
    background: var(--bg);
    border-bottom: 1px solid var(--ink);
    transform: translateY(-120%);
    transition: transform .35s ease;
    z-index: 40;
    visibility: hidden;
  }
  .tv-nav.is-open { transform: none; visibility: visible; }
  .tv-nav a { padding: 14px 4px; font-size: 1rem; }
  .tv-header__auth .tv-hide-mobile { display: none; }
  .tv-section { padding: 80px 0; }
  .tv-form--2 { grid-template-columns: 1fr; }
  .tv-float { right: 14px; bottom: 14px; gap: 10px; }
  .tv-float__btn { width: 50px; height: 50px; }
  .tv-float__label { display: none; }
  .tv-stats { gap: 32px; }
  .tv-cta { padding: 64px 32px; }
  .tv-hero__video { display: none; }
}

@media (max-width: 560px) {
  .tv-container { padding: 0 18px; }
  .tv-grid--3, .tv-grid--4 { grid-template-columns: 1fr; }
  .tv-steps { grid-template-columns: 1fr; }
  .tv-footer__grid { grid-template-columns: 1fr; }
  .tv-cta { padding: 52px 24px; }
  .tv-panel { padding: 36px 22px; }
  .tv-hero { padding: 56px 0 80px; }
  .tv-hero__actions .tv-btn { flex: 1 1 100%; }
  .tv-stats { gap: 24px; }
  .tv-mock img { height: 340px; }
  .tv-mock__caption { flex-direction: column; align-items: flex-start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
  .tv-reveal { opacity: 1; transform: none; }
}