:root {
    --tc-red: #d7141f;
    --tc-red-600: #b80f19;
    --tc-red-50: #fff1f2;
    --tc-ink: #0f172a;
    --tc-ink-2: #334155;
    --tc-muted: #64748b;
    --tc-line: #e2e8f0;
    --tc-bg: #f8fafc;
    --tc-card: #ffffff;
    --tc-radius: 18px;
    --tc-radius-sm: 12px;
    --tc-shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .06);
    --tc-shadow-lg: 0 24px 60px rgba(15, 23, 42, .14);
    --tc-max: 1200px;
}

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

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body.tc-site {
    margin: 0;
    font-family: "Inter", "Segoe UI", Roboto, Arial, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--tc-ink-2);
    background: #fff;
    -webkit-font-smoothing: antialiased;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.tc-site main { flex: 1 0 auto; }

.tc-site img { max-width: 100%; display: block; }

.tc-site a { color: inherit; text-decoration: none; }

.tc-site h1, .tc-site h2, .tc-site h3 { color: var(--tc-ink); line-height: 1.2; margin: 0; letter-spacing: -.02em; }

.tc-container { width: 100%; max-width: var(--tc-max); margin: 0 auto; padding: 0 24px; }

.tc-section { padding: 88px 0; }

.tc-section--muted {
    background:
        radial-gradient(600px 260px at 0% 0%, rgba(215, 20, 31, .05), transparent 60%),
        radial-gradient(600px 260px at 100% 100%, rgba(37, 99, 235, .06), transparent 60%),
        var(--tc-bg);
}

.tc-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
    color: var(--tc-red);
    background: var(--tc-red-50);
    padding: 6px 12px; border-radius: 999px;
}

.tc-heading { text-align: center; max-width: 720px; margin: 0 auto 48px; }

.tc-heading h2 { font-size: clamp(28px, 3.4vw, 40px); font-weight: 800; margin-top: 14px; }

.tc-heading p { color: var(--tc-muted); margin: 14px 0 0; font-size: 17px; }

.tc-btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    height: 48px; padding: 0 22px; border-radius: 999px;
    font-weight: 600; font-size: 15px; white-space: nowrap;
    border: 1.5px solid transparent; cursor: pointer;
    transition: background .2s ease, color .2s ease, border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}

.tc-btn:hover { transform: translateY(-1px); }

.tc-btn--primary { background: var(--tc-red); color: #fff !important; box-shadow: 0 8px 20px rgba(215, 20, 31, .28); }

.tc-btn--primary:hover { background: var(--tc-red-600); }

.tc-btn--ghost { background: #fff; color: var(--tc-ink) !important; border-color: var(--tc-line); }

.tc-btn--ghost:hover { border-color: var(--tc-ink); }

.tc-btn--light { background: #fff; color: var(--tc-red) !important; }

.tc-btn--sm { height: 40px; padding: 0 16px; font-size: 14px; }

.tc-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(255, 255, 255, .82);
    backdrop-filter: saturate(180%) blur(14px);
    -webkit-backdrop-filter: saturate(180%) blur(14px);
    border-bottom: 1px solid rgba(226, 232, 240, .8);
}

.tc-header__bar { display: flex; align-items: center; gap: 24px; height: 72px; }

.tc-logo img { height: 34px; width: auto; }

.tc-menu { display: flex; align-items: center; gap: 16px; margin-left: auto; }

.tc-nav { display: flex; align-items: center; gap: 4px; }

.tc-nav a {
    padding: 8px 14px; border-radius: 999px;
    font-size: 15px; font-weight: 500; color: var(--tc-ink-2);
    transition: background .2s ease, color .2s ease;
}

.tc-nav a:hover { background: var(--tc-bg); color: var(--tc-ink); }

.tc-nav a.is-active { color: var(--tc-red); background: var(--tc-red-50); font-weight: 600; }

.tc-header__cta { display: flex; gap: 10px; }

.tc-burger {
    display: none; margin-left: auto;
    width: 44px; height: 44px; border-radius: 12px;
    border: 1px solid var(--tc-line); background: #fff; cursor: pointer;
    align-items: center; justify-content: center;
}

.tc-burger span, .tc-burger span::before, .tc-burger span::after {
    display: block; width: 18px; height: 2px; background: var(--tc-ink); border-radius: 2px;
    position: relative; transition: transform .25s ease, background .25s ease;
}

.tc-burger span::before, .tc-burger span::after { content: ""; position: absolute; left: 0; }

.tc-burger span::before { top: -6px; }

.tc-burger span::after { top: 6px; }

.tc-header.is-open .tc-burger span { background: transparent; }

.tc-header.is-open .tc-burger span::before { transform: translateY(6px) rotate(45deg); }

.tc-header.is-open .tc-burger span::after { transform: translateY(-6px) rotate(-45deg); }

.tc-hero {
    position: relative; overflow: hidden;
    padding: 72px 0 64px;
    background:
        radial-gradient(900px 420px at 88% -10%, rgba(215, 20, 31, .14), transparent 60%),
        radial-gradient(700px 380px at -5% 20%, rgba(37, 99, 235, .10), transparent 60%),
        radial-gradient(600px 300px at 60% 110%, rgba(251, 146, 60, .10), transparent 60%),
        linear-gradient(180deg, #fff 0%, #f8fafc 100%);
}

.tc-hero__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }

.tc-hero h1 { font-size: clamp(34px, 4.6vw, 56px); font-weight: 800; margin: 18px 0 18px; }

.tc-hero h1 em {
    font-style: normal; color: var(--tc-red);
    background: linear-gradient(90deg, #d7141f 0%, #f43f5e 55%, #fb923c 100%);
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

.tc-hero__lead { font-size: 18px; color: var(--tc-muted); max-width: 540px; margin: 0; }

.tc-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }

.tc-hero__partners { margin-top: 40px; }

.tc-hero__partners small { display: block; font-size: 13px; color: var(--tc-muted); margin-bottom: 10px; }

.tc-hero__partners img { max-width: 420px; width: 100%; height: auto; border-radius: 12px; }

.tc-slider {
    position: relative; border-radius: 24px; overflow: hidden;
    box-shadow: var(--tc-shadow-lg); background: #0f172a;
    aspect-ratio: 1696 / 608; margin-top: 56px;
}

.tc-slider__track { display: flex; height: 100%; transition: transform .6s cubic-bezier(.22, .61, .36, 1); }

.tc-slider__slide { flex: 0 0 100%; height: 100%; }

.tc-slider__slide img { width: 100%; height: 100%; object-fit: cover; }

.tc-slider__dots { position: absolute; left: 0; right: 0; bottom: 14px; display: flex; justify-content: center; gap: 8px; }

.tc-slider__dots button {
    width: 8px; height: 8px; padding: 0; border: 0; border-radius: 999px;
    background: rgba(255, 255, 255, .55); cursor: pointer; transition: width .3s ease, background .3s ease;
}

.tc-slider__dots button.is-active { width: 26px; background: #fff; }

.tc-slider__nav {
    position: absolute; top: 50%; transform: translateY(-50%);
    width: 40px; height: 40px; border-radius: 999px; border: 0; cursor: pointer;
    background: rgba(255, 255, 255, .9); color: var(--tc-ink);
    display: flex; align-items: center; justify-content: center;
    opacity: 0; transition: opacity .2s ease;
}

.tc-slider:hover .tc-slider__nav { opacity: 1; }

.tc-slider__nav--prev { left: 12px; }

.tc-slider__nav--next { right: 12px; }

.tc-stats { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }

.tc-stat {
    background: #fff; border: 1px solid var(--tc-line); border-radius: var(--tc-radius);
    padding: 26px 24px; box-shadow: var(--tc-shadow);
}

.tc-stat { position: relative; overflow: hidden; }

.tc-stat::after {
    content: ""; position: absolute; right: -28px; top: -28px; width: 96px; height: 96px; border-radius: 50%;
    background: var(--tc-accent, #d7141f); opacity: .08;
}

.tc-stat b {
    display: block; font-size: 34px; font-weight: 800; letter-spacing: -.02em;
    background: linear-gradient(90deg, var(--tc-accent, #d7141f), var(--tc-accent-2, #f43f5e));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}

.tc-stat:nth-child(1) { --tc-accent: #2563eb; --tc-accent-2: #06b6d4; }

.tc-stat:nth-child(2) { --tc-accent: #d97706; --tc-accent-2: #f59e0b; }

.tc-stat:nth-child(3) { --tc-accent: #d7141f; --tc-accent-2: #f43f5e; }

.tc-stat:nth-child(4) { --tc-accent: #7c3aed; --tc-accent-2: #c026d3; }

.tc-stat span { font-size: 14px; color: var(--tc-muted); }

.tc-features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.tc-feature {
    background: var(--tc-card); border: 1px solid var(--tc-line); border-radius: var(--tc-radius);
    padding: 28px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.tc-feature:hover { transform: translateY(-4px); box-shadow: var(--tc-shadow-lg); border-color: transparent; }

.tc-icon {
    width: 48px; height: 48px; border-radius: 14px;
    display: inline-flex; align-items: center; justify-content: center;
    background: var(--tc-red-50); color: var(--tc-red); margin-bottom: 18px;
}

.tc-icon svg { width: 24px; height: 24px; }

.tc-icon--blue { background: #eff6ff; color: #2563eb; }

.tc-feature:nth-child(1) .tc-icon { background: #eff6ff; color: #2563eb; }

.tc-feature:nth-child(2) .tc-icon { background: #ecfeff; color: #0891b2; }

.tc-feature:nth-child(3) .tc-icon { background: #fffbeb; color: #d97706; }

.tc-feature:nth-child(4) .tc-icon { background: #f5f3ff; color: #7c3aed; }

.tc-feature:nth-child(5) .tc-icon { background: #fff7ed; color: #ea580c; }

.tc-feature:nth-child(6) .tc-icon { background: #eef2ff; color: #4f46e5; }

.tc-feature:nth-child(1):hover { border-color: #bfdbfe; }

.tc-feature { position: relative; overflow: hidden; }

.tc-feature::before {
    content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
    background: linear-gradient(90deg, #d7141f, #f43f5e, #fb923c); opacity: 0; transition: opacity .25s ease;
}

.tc-feature:hover::before { opacity: 1; }

.tc-feature h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; }

.tc-feature p { margin: 0; color: var(--tc-muted); font-size: 15px; }

.tc-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; counter-reset: step; }

.tc-step {
    position: relative; background: #fff; border-radius: var(--tc-radius);
    padding: 28px 24px 26px; border: 1px solid var(--tc-line); box-shadow: var(--tc-shadow);
}

.tc-step::before {
    counter-increment: step; content: counter(step);
    display: inline-flex; align-items: center; justify-content: center;
    width: 40px; height: 40px; border-radius: 12px;
    font-size: 17px; font-weight: 800; color: #fff; margin-bottom: 16px;
    background: linear-gradient(135deg, #d7141f, #fb7185);
    box-shadow: 0 8px 18px rgba(215, 20, 31, .25);
}

.tc-step p { margin: 0; color: var(--tc-ink-2); font-weight: 500; }

.tc-tabs {
    display: flex; width: max-content; margin: 0 auto 36px;
    background: var(--tc-bg); border: 1px solid var(--tc-line); padding: 5px; border-radius: 999px;
}

.tc-tabs button {
    border: 0; background: transparent; cursor: pointer;
    padding: 10px 22px; border-radius: 999px; font: inherit; font-weight: 600; font-size: 15px; color: var(--tc-muted);
    transition: background .2s ease, color .2s ease, box-shadow .2s ease;
}

.tc-tabs button.is-active { background: #fff; color: var(--tc-ink); box-shadow: 0 2px 8px rgba(15, 23, 42, .1); }

.tc-plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

.tc-plans[hidden] { display: none; }

.tc-plan {
    position: relative; display: flex; flex-direction: column;
    background: #fff; border: 1px solid var(--tc-line); border-radius: 22px;
    padding: 30px 28px; box-shadow: var(--tc-shadow); overflow: hidden;
    transition: transform .25s ease, box-shadow .25s ease;
}

.tc-plan::before {
    content: ""; position: absolute; inset: 0 0 auto 0; height: 5px;
    background: linear-gradient(90deg, var(--tc-accent, #d7141f), var(--tc-accent-2, #fb7185));
}

.tc-plan:nth-child(1) { --tc-accent: #2563eb; --tc-accent-2: #06b6d4; }

.tc-plan:nth-child(2) {
    --tc-accent: #d7141f; --tc-accent-2: #fb7185;
    background: linear-gradient(180deg, #fff5f5 0%, #fff 55%);
    border-color: #fecdd3;
}

.tc-plan:nth-child(3) { --tc-accent: #7c3aed; --tc-accent-2: #c026d3; }

.tc-plan:nth-child(1) .tc-plan__name { color: #2563eb; }

.tc-plan:nth-child(3) .tc-plan__name { color: #7c3aed; }

.tc-plan:hover { transform: translateY(-4px); box-shadow: var(--tc-shadow-lg); }

.tc-plan__name { font-size: 15px; font-weight: 700; color: var(--tc-red); letter-spacing: .02em; }

.tc-plan__price { margin: 14px 0 4px; font-size: 40px; font-weight: 800; color: var(--tc-ink); letter-spacing: -.03em; }

.tc-plan__price small { font-size: 20px; font-weight: 700; color: var(--tc-muted); letter-spacing: 0; margin-left: 4px; vertical-align: super; }

.tc-plan__term { font-size: 14px; color: var(--tc-muted); }

.tc-plan ul { list-style: none; padding: 0; margin: 24px 0 26px; display: grid; gap: 12px; flex: 1 1 auto; }

.tc-plan li { display: flex; gap: 10px; font-size: 15px; color: var(--tc-ink-2); }

.tc-plan li svg { flex: 0 0 20px; width: 20px; height: 20px; color: #16a34a; margin-top: 2px; }

.tc-plan .tc-sms { margin-top: 24px; }

.tc-sms {
    display: flex; align-items: center; justify-content: space-between; gap: 10px;
    background: var(--tc-bg); border: 1px dashed #cbd5e1; border-radius: 14px; padding: 12px 12px 12px 16px;
}

.tc-sms__code { font-size: 14px; color: var(--tc-muted); }

.tc-sms__code b { color: var(--tc-ink); font-size: 16px; letter-spacing: .02em; }

.tc-sms__code i { font-style: normal; color: var(--tc-red); font-weight: 700; }

.tc-copy {
    flex: 0 0 auto; border: 0; cursor: pointer; font: inherit; font-size: 13px; font-weight: 600;
    background: var(--tc-ink); color: #fff; border-radius: 10px; padding: 8px 12px;
    transition: background .2s ease;
}

.tc-copy:hover { background: var(--tc-red); }

.tc-copy.is-done { background: #16a34a; }

.tc-sms__send { display: none; }

.tc-benefits {
    list-style: none;
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
    background: #fff; border: 1px solid var(--tc-line); border-radius: 22px; padding: 22px; margin: 0 0 32px;
}

.tc-benefits li { display: flex; gap: 10px; font-size: 15px; color: var(--tc-ink-2); }

.tc-benefits svg { flex: 0 0 22px; width: 22px; height: 22px; color: #16a34a; }

.tc-benefits__title { grid-column: 1 / -1; font-weight: 700; color: var(--tc-ink); font-size: 15px; }

.tc-note { text-align: center; color: var(--tc-muted); font-size: 14px; margin: 28px 0 0; }

.tc-cta {
    position: relative; overflow: hidden; border-radius: 28px; padding: 56px;
    background: linear-gradient(120deg, #b80f19 0%, #d7141f 55%, #f43f5e 100%);
    color: #fff; display: flex; align-items: center; justify-content: space-between; gap: 32px;
}

.tc-cta::after {
    content: ""; position: absolute; right: -80px; top: -80px; width: 320px; height: 320px; border-radius: 50%;
    background: rgba(255, 255, 255, .10);
}

.tc-cta h2 { color: #fff; font-size: clamp(24px, 3vw, 34px); font-weight: 800; }

.tc-cta p { margin: 10px 0 0; color: rgba(255, 255, 255, .88); font-size: 17px; }

.tc-cta .tc-btn { position: relative; z-index: 1; }

.tc-syntax { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.tc-syntax__item { background: #fff; border: 1px solid var(--tc-line); border-radius: var(--tc-radius); padding: 24px; box-shadow: var(--tc-shadow); }

.tc-syntax__item h3 { font-size: 17px; font-weight: 700; margin-bottom: 14px; }

.tc-page-hero {
    padding: 72px 0 56px; text-align: center;
    background:
        radial-gradient(800px 360px at 50% -20%, rgba(215, 20, 31, .12), transparent 65%),
        radial-gradient(500px 260px at 10% 90%, rgba(37, 99, 235, .10), transparent 60%),
        radial-gradient(500px 260px at 90% 90%, rgba(124, 58, 237, .10), transparent 60%),
        linear-gradient(180deg, #fff 0%, #f8fafc 100%);
}

.tc-page-hero h1 { font-size: clamp(32px, 4.4vw, 52px); font-weight: 800; margin: 16px 0 14px; }

.tc-page-hero p { color: var(--tc-muted); font-size: 18px; max-width: 640px; margin: 0 auto; }

.tc-videos { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }

.tc-video { background: #fff; border: 1px solid var(--tc-line); border-radius: 22px; overflow: hidden; box-shadow: var(--tc-shadow); }

.tc-video__frame { position: relative; aspect-ratio: 16 / 9; background: #0f172a; }

.tc-video__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

.tc-video__body { padding: 20px 24px 24px; }

.tc-video:nth-child(2) .tc-video__body span { color: #2563eb; }

.tc-video__body span { font-size: 13px; font-weight: 700; color: var(--tc-red); letter-spacing: .06em; text-transform: uppercase; }

.tc-video__body h3 { font-size: 20px; font-weight: 700; margin-top: 6px; }

.tc-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 28px; flex-wrap: wrap; }

.tc-toolbar h2 { font-size: clamp(24px, 3vw, 32px); font-weight: 800; }

.tc-search { position: relative; width: 320px; max-width: 100%; }

.tc-search input {
    width: 100%; height: 46px; border-radius: 999px; border: 1px solid var(--tc-line);
    padding: 0 18px 0 44px; font: inherit; font-size: 15px; color: var(--tc-ink); background: #fff;
    transition: border-color .2s ease, box-shadow .2s ease;
}

.tc-search input:focus { outline: none; border-color: var(--tc-red); box-shadow: 0 0 0 4px rgba(215, 20, 31, .12); }

.tc-search svg { position: absolute; left: 16px; top: 50%; transform: translateY(-50%); width: 18px; height: 18px; color: var(--tc-muted); }

.tc-apps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }

.tc-app {
    display: flex; flex-direction: column; background: #fff; border: 1px solid var(--tc-line);
    border-radius: var(--tc-radius); padding: 24px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}

.tc-app { position: relative; overflow: hidden; }

.tc-app::after {
    content: ""; position: absolute; inset: auto 0 0 0; height: 3px;
    background: linear-gradient(90deg, #2563eb, #7c3aed, #d7141f); transform: scaleX(0); transform-origin: left;
    transition: transform .35s ease;
}

.tc-app:hover { transform: translateY(-4px); box-shadow: var(--tc-shadow-lg); border-color: transparent; }

.tc-app:hover::after { transform: scaleX(1); }

.tc-app__top { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }

.tc-app__top img { width: 48px; height: 48px; object-fit: contain; }

.tc-app__top h3 { font-size: 18px; font-weight: 700; }

.tc-app p { margin: 0 0 20px; color: var(--tc-muted); font-size: 15px; flex: 1 1 auto; }

.tc-app a.tc-link { font-weight: 600; font-size: 15px; color: var(--tc-red); display: inline-flex; align-items: center; gap: 6px; }

.tc-app a.tc-link svg { width: 16px; height: 16px; transition: transform .2s ease; }

.tc-app a.tc-link:hover svg { transform: translateX(3px); }

.tc-empty { display: none; text-align: center; color: var(--tc-muted); padding: 32px 0; }

.tc-help { display: grid; grid-template-columns: 1.3fr 1fr; gap: 24px; align-items: stretch; }

.tc-help__card { background: #fff; border: 1px solid var(--tc-line); border-radius: 22px; padding: 32px; box-shadow: var(--tc-shadow); }

.tc-help__card h3 { font-size: 22px; font-weight: 800; margin-bottom: 8px; }

.tc-help__card p { margin: 0 0 20px; color: var(--tc-muted); }

.tc-contact-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }

.tc-contact-list li { display: flex; align-items: flex-start; gap: 12px; }

.tc-contact-list svg { flex: 0 0 20px; width: 20px; height: 20px; margin-top: 2px; }

.tc-footer {
    background: radial-gradient(700px 300px at 100% 0%, rgba(215, 20, 31, .22), transparent 60%), var(--tc-ink);
    color: #cbd5e1; padding: 64px 0 28px; margin-top: 0;
}

.tc-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1.3fr; gap: 40px; }

.tc-footer__logo { display: inline-block; background: #fff; border-radius: 12px; padding: 10px 14px; }

.tc-footer__logo img { height: 28px; width: auto; }

.tc-footer h4 { color: #fff; font-size: 15px; font-weight: 700; margin: 0 0 16px; letter-spacing: .02em; }

.tc-footer p { margin: 16px 0 0; font-size: 15px; }

.tc-footer ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; font-size: 15px; }

.tc-footer a:hover { color: #fff; }

.tc-footer .tc-contact-list svg { color: #f87171; }

.tc-footer__bottom { border-top: 1px solid rgba(148, 163, 184, .18); margin-top: 48px; padding-top: 22px; font-size: 14px; color: #94a3b8; }

.tc-js .tc-reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }

.tc-js .tc-reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    .tc-js .tc-reveal { opacity: 1; transform: none; transition: none; }
    .tc-slider__track { transition: none; }
}

@media (max-width: 1080px) {
    .tc-header__cta .tc-btn--ghost { display: none; }
    .tc-hero__grid { grid-template-columns: 1fr; gap: 40px; }
    .tc-features, .tc-apps { grid-template-columns: repeat(2, 1fr); }
    .tc-steps { grid-template-columns: repeat(2, 1fr); }
    .tc-plans { grid-template-columns: repeat(2, 1fr); }
    .tc-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
    .tc-burger { display: inline-flex; }
    .tc-menu { display: none; }
    .tc-header.is-open .tc-menu {
        display: flex; flex-direction: column; align-items: stretch; gap: 12px;
        position: absolute; left: 0; right: 0; top: 72px;
        background: #fff; padding: 12px 16px 20px; border-bottom: 1px solid var(--tc-line);
        box-shadow: 0 16px 30px rgba(15, 23, 42, .08);
    }
    .tc-header.is-open .tc-nav { flex-direction: column; align-items: stretch; }
    .tc-header.is-open .tc-nav a { padding: 12px 14px; }
    .tc-header.is-open .tc-header__cta .tc-btn { flex: 1; display: inline-flex; }
    .tc-videos, .tc-help { grid-template-columns: 1fr; }
    .tc-syntax { grid-template-columns: 1fr; }
    .tc-cta { flex-direction: column; align-items: flex-start; padding: 40px 32px; }
}

@media (max-width: 640px) {
    .tc-container { padding: 0 16px; }
    .tc-section { padding: 64px 0; }
    .tc-hero { padding: 48px 0; }
    .tc-stats { grid-template-columns: repeat(2, 1fr); }
    .tc-slider { margin-top: 36px; }
    .tc-sms { flex-wrap: wrap; }
    .tc-sms__code { flex: 1 1 100%; }
    .tc-sms .tc-btn, .tc-sms .tc-copy { flex: 1 1 0; height: 40px; }
    .tc-features, .tc-apps, .tc-steps, .tc-plans, .tc-footer__grid { grid-template-columns: 1fr; }
    .tc-plan__price { font-size: 34px; }
    .tc-sms__send { display: inline-flex; }
    .tc-benefits { grid-template-columns: 1fr; }
    .tc-search { width: 100%; }
    .tc-slider { border-radius: 16px; }
    .tc-cta { padding: 32px 24px; border-radius: 22px; }
}