/* Назначение: главная AiServise — типографика, интерактивный пример и входы в рабочие инструменты. */
.landing { --landing-radius: 22px; overflow: clip; }
.landing h1, .landing h2, .landing h3, .landing p { margin: 0; }
.landing em { color: var(--as-accent-text); font-style: normal; }
.landing-eyebrow { display: flex; align-items: center; gap: 12px; font-size: 12px; font-weight: 650; letter-spacing: .12em; color: var(--as-secondary); }
.landing-eyebrow__line { width: 24px; height: 2px; background: var(--as-accent); }
.landing-hero { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(28px, 5vw, 80px); align-items: center; padding-block: clamp(48px, 6vw, 88px) 68px; }
.landing-hero h1 { margin-block: 24px; font-size: clamp(48px, 5.3vw, 78px); font-weight: 650; line-height: 1.07; letter-spacing: -.055em; }
.landing-lead { max-width: 440px; color: var(--as-secondary); font-size: 18px; line-height: 1.65; }
.landing-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 22px; margin-top: 30px; }
.landing .landing-start { min-height: 54px; gap: 30px; padding-inline: 24px; font-size: 16px; border-radius: 12px; font-weight: 600; }
.landing-start > span { font-size: 24px; line-height: 1; }
.landing-link { display: inline-flex; align-items: center; gap: 10px; color: var(--as-text); font-size: 14px; font-weight: 600; text-decoration: none; text-underline-offset: 5px; }
.landing-link:hover { color: var(--as-accent-text); text-decoration: underline; }
.landing .landing-access { margin-top: 24px; max-width: 440px; font-size: 13px; line-height: 1.8; color: var(--as-muted); }
.landing-access span { margin-inline: 7px; color: var(--as-border-strong); }

/* Пример использует готовые тексты: переключение вкладок не запускает генерацию. */
.creation-deck { min-width: 0; border: 1px solid var(--as-border); border-radius: var(--landing-radius); background: var(--as-surface); box-shadow: 0 26px 64px -30px rgba(var(--as-shadow-rgb),.22); overflow: hidden; }
.creation-deck__bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 18px 22px; border-bottom: 1px solid var(--as-border); }
.creation-deck__bar > span:first-child { display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600; }
.creation-deck__bar .as-brand-logo { width: 28px; height: 22px; }
.creation-deck__example { font-size: 12px; color: var(--as-muted); }
.creation-deck__idea { padding: 24px 26px 22px; }
.creation-deck__label { display: block; font-size: 12px; letter-spacing: .14em; color: var(--as-muted); margin-bottom: 10px; }
.creation-deck__idea p { font-size: 18px; line-height: 1.45; letter-spacing: -.01em; }
.creation-tabs { display: grid; grid-template-columns: repeat(4, 1fr); gap: 4px; margin: 0 22px; padding: 4px; border: 1px solid var(--as-border); border-radius: 12px; background: var(--as-bg); }
.creation-tabs button { min-width: 0; border: 0; border-radius: 8px; padding: 10px 6px; background: transparent; color: var(--as-muted); cursor: pointer; font-size: 14px; font-weight: 600; transition: background .18s ease, color .18s ease; }
.creation-tabs button:hover { color: var(--as-text); }
.creation-tabs button[aria-selected="true"] { background: var(--as-surface); color: var(--as-accent-text); box-shadow: 0 1px 5px rgba(var(--as-shadow-rgb), .08); }
.creation-panel { min-height: 306px; margin: 20px 22px 0; padding: 24px; border-radius: 12px; background: var(--as-bg); }
.creation-panel__meta { display: flex; justify-content: space-between; gap: 12px; font-size: 12px; font-weight: 600; letter-spacing: .1em; color: var(--as-muted); }
.creation-panel h2 { font-size: clamp(30px, 3vw, 44px); font-weight: 550; line-height: 1.05; letter-spacing: -.04em; margin-block: 20px; }
.creation-script { display: flex; align-items: flex-start; gap: 12px; }
.creation-script > span { display: grid; place-items: center; flex: 0 0 26px; height: 26px; border: 1px solid var(--as-border); border-radius: 7px; color: var(--as-muted); font-size: 12px; }
.creation-script p { max-width: 370px; font-size: 14px; line-height: 1.55; color: var(--as-secondary); }
.creation-panel__tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 18px; padding-left: 38px; }
.creation-panel__tags span { font-size: 12px; padding: 4px 8px; border: 1px solid var(--as-border); border-radius: 6px; color: var(--as-muted); }
.creation-deck__footer { padding: 16px 24px; display: flex; justify-content: space-between; align-items: center; gap: 10px; color: var(--as-muted); font-size: 12px; line-height: 1.5; }
.creation-panel.is-entering { animation: creation-enter .24s ease-out; }
@keyframes creation-enter { from { opacity: .35; transform: translateY(5px); } to { opacity: 1; transform: translateY(0); } }

/* Полоса форматов и самостоятельные входы в существующие разделы сервиса. */
.landing-strip { border-block: 1px solid var(--as-border); }
.landing-strip > div { display: flex; justify-content: space-between; align-items: center; gap: 30px; padding-block: 26px; }
.landing-strip span { font-size: 12px; line-height: 1.6; letter-spacing: .1em; color: var(--as-muted); flex-shrink: 0; }
.landing-strip p { font-size: clamp(16px, 1.7vw, 25px); font-weight: 550; letter-spacing: -.03em; }
.landing-strip i { color: var(--as-border-strong); font-style: normal; margin-inline: clamp(4px, 1.4vw, 20px); }
.landing-section { padding-block: 90px; }
.landing-section__heading { display: flex; justify-content: space-between; align-items: flex-end; gap: 40px; margin-bottom: 36px; }
.landing h2 { font-weight: 600; }
.landing-section h2, .landing-continuity h2 { font-size: clamp(32px, 3.4vw, 48px); line-height: 1.13; letter-spacing: -.045em; margin-top: 16px; }
.landing-section__heading > p { max-width: 340px; color: var(--as-secondary); font-size: 16px; line-height: 1.65; }
.landing-tools { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.landing-tool { display: flex; flex-direction: column; min-width: 0; padding: 28px; border: 1px solid var(--as-border); border-radius: var(--landing-radius); background: var(--as-surface); color: var(--as-text); text-decoration: none; transition: border-color .2s ease, transform .2s ease; }
.landing-tool:hover { border-color: var(--as-accent-text); transform: translateY(-3px); }
.landing-tool--chat { background: var(--as-accent-soft); }
.landing-tool__number { color: var(--as-muted); font-size: 12px; letter-spacing: .1em; }
.landing-tool > svg { width: 44px; height: 44px; margin-block: 32px 24px; color: var(--as-accent-text); }
.landing-tool h3 { font-size: 22px; font-weight: 600; letter-spacing: -.035em; }
.landing-tool p { margin-block: 14px 30px; color: var(--as-secondary); font-size: 16px; line-height: 1.65; }
.landing-tool__link { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: auto; padding-top: 18px; border-top: 1px solid var(--as-border); font-size: 14px; font-weight: 600; }
.landing-tool__link b { font-size: 21px; font-weight: 400; }

/* Связанные материалы показаны как состав проекта, а не как неподтверждённые результаты. */
.landing-continuity { background: var(--as-surface); border-block: 1px solid var(--as-border); padding-block: 72px; }
.landing-continuity__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.landing-continuity p:not(.landing-eyebrow) { max-width: 470px; font-size: 17px; line-height: 1.7; color: var(--as-secondary); margin-block: 24px; }
.landing-project { background: var(--as-bg); border: 1px solid var(--as-border); border-radius: 18px; padding: 26px; }
.landing-project__head { display: flex; align-items: center; gap: 16px; padding-bottom: 22px; border-bottom: 1px solid var(--as-border); }
.landing-project__head strong { display: block; font-size: 18px; font-weight: 600; }
.landing-project__head span { display: block; color: var(--as-muted); font-size: 13px; margin-top: 4px; }
.landing-project ol { display: grid; gap: 22px; padding: 24px 0 0; margin: 0; list-style: none; }
.landing-project li { display: grid; grid-template-columns: 34px 1fr; gap: 4px 12px; align-items: center; }
.landing-project li > span { grid-row: span 2; color: var(--as-accent-text); font-size: 13px; }
.landing-project li strong { font-size: 16px; font-weight: 600; }
.landing-project li small { color: var(--as-muted); font-size: 13px; }
.landing-character { display: grid; grid-template-columns: 1fr 1fr; align-items: center; gap: 80px; }
.landing-character__copy > p:not(.landing-eyebrow) { margin-top: 22px; max-width: 470px; font-size: 17px; color: var(--as-secondary); line-height: 1.65; }
.landing-character__profile { min-width: 0; }
.landing-character__traits { border-left: 1px solid var(--as-border); padding: 36px 50px; }
.landing-character__traits > span { font-size: 12px; color: var(--as-muted); letter-spacing: .1em; }
.landing-character__traits > p { font-size: clamp(32px, 3.5vw, 48px); font-weight: 500; line-height: 1.25; letter-spacing: -.04em; margin-block: 24px; }
.landing-audiences { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 18px; padding-block: 26px; border-block: 1px solid var(--as-border); }
.landing-audiences > span { color: var(--as-muted); font-size: 12px; letter-spacing: .1em; }
.landing-audiences a { color: var(--as-secondary); font-size: 14px; text-decoration: none; }
.landing-audiences a:hover { color: var(--as-accent-text); }
.landing-finale { display: flex; position: relative; align-items: center; justify-content: space-between; gap: 36px; padding-block: 90px; }
.landing-finale h2 { font-size: clamp(40px, 4.6vw, 68px); line-height: 1.08; letter-spacing: -.05em; margin-top: 18px; }
.landing-finale > div { position: relative; z-index: 1; }
.landing-finale > div:nth-child(2) { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.landing-finale__logo { position: absolute; right: 26%; bottom: 40px; width: 160px; opacity: .055; pointer-events: none; }
@media (max-width: 1100px) {
    .landing-hero { gap: 30px; }
    .landing-hero h1 { font-size: 56px; }
    .landing-continuity__grid, .landing-character { gap: 40px; }
    .landing-tool { padding: 22px; }
    .landing-section__heading > p { max-width: 290px; }
}
@media (max-width: 760px) {
    .landing-hero { grid-template-columns: 1fr; gap: 36px; padding-block: 42px; }
    .landing-hero h1 { font-size: clamp(42px, 10vw, 62px); }
    .landing-lead { font-size: 17px; }
    .landing-eyebrow { font-size: 12px; letter-spacing: .08em; }
    .landing-actions { gap: 18px; }
    .creation-panel { min-height: 290px; padding: 22px; }
    .creation-panel h2 { font-size: 40px; }
    .creation-deck__bar { padding-inline: 18px; }
    .creation-tabs, .creation-panel { margin-inline: 14px; }
    .landing-strip > div { flex-direction: column; align-items: flex-start; gap: 14px; }
    .landing-strip span br { display: none; }
    .landing-strip p { font-size: 17px; line-height: 1.8; }
    .landing-section { padding-block: 56px; }
    .landing-section__heading { flex-direction: column; align-items: flex-start; gap: 18px; }
    .landing-section__heading > p { max-width: none; }
    .landing-tools, .landing-continuity__grid, .landing-character { grid-template-columns: 1fr; }
    .landing-tool { padding: 26px; }
    .landing-tool > svg { margin-block: 24px 20px; }
    .landing-continuity { padding-block: 50px; }
    .landing-character__traits { padding: 26px 0 0; border-left: 0; border-top: 1px solid var(--as-border); }
    .landing-audiences { flex-direction: column; align-items: flex-start; gap: 18px; }
    .landing-finale { flex-direction: column; align-items: flex-start; padding-block: 56px; }
    .landing-finale > div:nth-child(2) { align-items: flex-start; }
    .landing-finale__logo { right: 0; bottom: 80px; width: 130px; }
}
@media (prefers-reduced-motion: reduce) {
    .creation-panel.is-entering { animation: none; }
    .landing-tool, .creation-tabs button { transition: none; }
    .landing-tool:hover { transform: none; }
}