/* =========================================================
   demo.css — общий каркас демо-лендингов ниш
   Каждая ниша задаёт свои цвета/шрифты в demo/<ниша>/style.css
   ========================================================= */
body { padding-bottom: 90px; }

/* ---------- Навигация ---------- */
.d-nav { position: fixed; inset: 0 0 auto; z-index: 800; padding-block: 18px; transition: background 0.4s, padding 0.4s, transform 0.6s var(--ease); }
.d-nav.is-scrolled { background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); padding-block: 12px; border-bottom: 1px solid var(--line); }
.d-nav__in { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.d-logo { font-family: var(--font-display); font-weight: 700; font-size: 22px; letter-spacing: -0.01em; display: flex; align-items: center; gap: 10px; }
.d-logo i { font-style: normal; display: grid; place-items: center; width: 38px; height: 38px; border-radius: 12px; background: var(--accent); color: var(--on-accent); font-size: 17px; }
.d-nav__links { display: flex; gap: 30px; font-weight: 600; font-size: 15px; color: var(--muted); }
.d-nav__links a:hover { color: var(--fg); }
.d-nav .btn { padding: 13px 22px; font-size: 14px; }
@media (max-width: 900px) { .d-nav__links { display: none; } }
@media (max-width: 420px) { .d-logo { font-size: 18px; } .d-logo i { width: 32px; height: 32px; } .d-nav .btn { padding: 11px 14px; font-size: 13px; } }

/* ---------- Общие блоки ---------- */
.d-section { padding-block: clamp(80px, 10vw, 140px); position: relative; }
.d-head { display: grid; gap: 18px; max-width: 820px; margin-bottom: clamp(40px, 5vw, 64px); }
.d-head--center { margin-inline: auto; text-align: center; justify-items: center; }
.d-grid { display: grid; gap: 18px; grid-template-columns: repeat(var(--cols, 3), 1fr); }
@media (max-width: 980px) { .d-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .d-grid { grid-template-columns: 1fr; } }
.d-card { padding: 30px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); display: grid; gap: 12px; align-content: start; position: relative; overflow: hidden; }
.d-card p { color: var(--muted); font-size: 15.5px; }
.d-price { font-family: var(--font-display); font-size: 24px; font-weight: 700; color: var(--accent); }

/* ---------- Блок «Система внутри» ---------- */
.d-system { background: var(--bg-2); border-block: 1px solid var(--line); overflow: hidden; }
.d-system__in { display: grid; grid-template-columns: 1fr 1.1fr; gap: clamp(40px, 6vw, 90px); align-items: center; }
.d-system__badge { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 100px; background: color-mix(in srgb, var(--accent) 14%, transparent); color: var(--accent); font-weight: 800; font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; }
.d-feats { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 14px; }
.d-feats li { display: grid; grid-template-columns: 44px 1fr; gap: 16px; align-items: start; padding: 16px; border-radius: var(--radius-sm); background: color-mix(in srgb, var(--fg) 3%, transparent); border: 1px solid var(--line); }
.d-feats li > span { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 20px; background: color-mix(in srgb, var(--accent) 16%, transparent); }
.d-feats b { display: block; margin-bottom: 2px; }
.d-feats p { color: var(--muted); font-size: 15px; }
.d-system__visual { position: relative; min-height: 600px; display: grid; place-items: center; }
.d-system__visual::before { content: ''; position: absolute; width: 80%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, color-mix(in srgb, var(--accent) 30%, transparent), transparent 65%); filter: blur(30px); }
@media (max-width: 980px) { .d-system__in { grid-template-columns: 1fr; } .d-system__visual { min-height: 520px; } }

/* Экраны внутри мокапов телефона */
.app { height: 100%; padding: 46px 14px 14px; display: flex; flex-direction: column; gap: 10px; font-family: var(--font-body); font-size: 12px; overflow: hidden; }
.app__title { font-weight: 800; font-size: 16px; }
.app__label { font-size: 10px; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.5; margin-top: 4px; }
.app__row { display: flex; align-items: center; justify-content: space-between; gap: 8px; padding: 10px 12px; border-radius: 12px; }
.app__btn { margin-top: auto; padding: 13px; border-radius: 14px; text-align: center; font-weight: 800; font-size: 13px; }

/* Чат бота */
.chat { width: 300px; border-radius: 22px; overflow: hidden; background: #0e1621; color: #fff; font-family: var(--font-body); font-size: 13px; box-shadow: 0 30px 70px rgba(0, 0, 0, 0.45); }
.chat__head { display: flex; align-items: center; gap: 10px; padding: 12px 14px; background: #17212b; }
.chat__head i { width: 34px; height: 34px; border-radius: 50%; display: grid; place-items: center; font-style: normal; background: var(--accent); color: var(--on-accent); font-weight: 800; }
.chat__head small { display: block; color: #6c7883; font-size: 11px; }
.chat__body { padding: 14px; display: grid; gap: 8px; }
.msg { max-width: 88%; padding: 9px 12px; border-radius: 14px 14px 14px 4px; background: #182533; line-height: 1.45; }
.msg--me { justify-self: end; border-radius: 14px 14px 4px 14px; background: #2b5278; }
.msg__btns { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; margin-top: 6px; }
.msg__btns span { padding: 7px; border-radius: 8px; background: rgba(255, 255, 255, 0.08); text-align: center; font-size: 12px; font-weight: 700; }

/* ---------- Отзывы ---------- */
.d-review { padding: 28px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); display: grid; gap: 16px; }
.d-review p { font-size: 16px; }
.d-review footer { display: flex; align-items: center; gap: 12px; color: var(--muted); font-size: 14px; }
.d-review footer i { width: 40px; height: 40px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--accent-2)); display: grid; place-items: center; font-style: normal; font-weight: 800; color: var(--on-accent); }
.stars { color: #ffb938; letter-spacing: 2px; }

/* ---------- CTA + форма ---------- */
.d-cta__box { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px, 5vw, 70px); padding: clamp(28px, 5vw, 64px); border-radius: calc(var(--radius) + 10px); background: var(--surface); border: 1px solid var(--line); position: relative; overflow: hidden; }
.d-cta__box::before { content: ''; position: absolute; right: -20%; top: -40%; width: 70%; aspect-ratio: 1; border-radius: 50%; background: radial-gradient(circle, color-mix(in srgb, var(--accent) 28%, transparent), transparent 65%); pointer-events: none; }
.d-cta__box > * { position: relative; }
.d-contacts { display: grid; gap: 10px; margin-top: 24px; color: var(--muted); }
.d-contacts b { color: var(--fg); }
@media (max-width: 900px) { .d-cta__box { grid-template-columns: 1fr; } }

.d-footer { padding: 30px 0; border-top: 1px solid var(--line); color: var(--muted); font-size: 14px; }
.d-footer .container { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; }

/* ---------- Всплывающее уведомление ---------- */
.toast { position: fixed; left: 50%; bottom: 96px; z-index: 950; transform: translate(-50%, 30px); opacity: 0; pointer-events: none; max-width: min(460px, calc(100vw - 32px)); padding: 16px 20px; border-radius: 16px; background: #111; color: #fff; font-family: 'Manrope', sans-serif; font-size: 15px; box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4); transition: 0.5s var(--ease); }
.toast.is-on { opacity: 1; transform: translate(-50%, 0); pointer-events: auto; }
.toast a { color: #9d93ff; text-decoration: underline; }
.toast .ic { color: #9d93ff; vertical-align: -0.25em; margin-right: 4px; }

/* ---------- Фото с фоном-плейсхолдером ---------- */
.d-img { border-radius: var(--radius); overflow: hidden; position: relative; background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 50%, #333), color-mix(in srgb, var(--accent-2) 40%, #111)); }
.d-img img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- Иконки: SVG вместо эмодзи ---------- */
.ic { width: 20px; height: 20px; flex: none; display: inline-block; vertical-align: -0.2em; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.ic--lg { width: 28px; height: 28px; }
.d-contacts span { display: flex; align-items: flex-start; gap: 10px; }
.d-contacts .ic { color: var(--accent); margin-top: 2px; }
.d-logo .ic { width: 22px; height: 22px; }