/* Палитра повторяет дашборд: тёмная тема и фирменный #7c86ff */
:root {
	--bg: #020202;
	--bg-alt: #0a0a0c;
	--card: #111114;
	--border: #232329;
	--text: #f5f5f7;
	--muted: #9a9aa5;
	--brand: #7c86ff;
	--brand-hover: #949cff;
	--up: #34d399;
	--warn: #fbbf24;
	--down: #f87171;
	--radius: 14px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
	margin: 0;
	background: var(--bg);
	color: var(--text);
	font-family: 'Geist', system-ui, -apple-system, sans-serif;
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
}

a { color: inherit; }

h1, h2, h3 { line-height: 1.15; margin: 0; letter-spacing: -0.02em; }

.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.container--narrow { max-width: 760px; }

/* Кнопки */
.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 9px 16px;
	border-radius: 10px;
	border: 1px solid transparent;
	font: inherit;
	font-weight: 500;
	font-size: 15px;
	text-decoration: none;
	cursor: pointer;
	transition: background .15s, border-color .15s, opacity .15s;
}
.btn--primary { background: var(--brand); color: #05050a; }
.btn--primary:hover { background: var(--brand-hover); }
.btn--ghost { border-color: var(--border); background: transparent; }
.btn--ghost:hover { border-color: #3a3a44; background: #15151a; }
.btn--lg { padding: 13px 22px; font-size: 16px; }
.btn--block { width: 100%; }
.btn:disabled { opacity: .6; cursor: progress; }

/* Шапка */
.header {
	position: sticky;
	top: 0;
	z-index: 10;
	background: rgba(2, 2, 2, .8);
	backdrop-filter: blur(12px);
	border-bottom: 1px solid var(--border);
}
.header__inner { display: flex; align-items: center; gap: 24px; height: 64px; }
.header__logo { color: var(--brand); display: flex; }
.logo { height: 28px; width: auto; }
.header__nav { display: flex; gap: 24px; margin-left: 16px; }
.header__nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
.header__nav a:hover { color: var(--text); }
.header__actions { margin-left: auto; display: flex; gap: 10px; }

/* Первый экран */
.hero { padding: 88px 0 72px; position: relative; overflow: hidden; }
.hero::before {
	content: '';
	position: absolute;
	inset: -40% 0 auto;
	height: 600px;
	background: radial-gradient(closest-side, rgba(124, 134, 255, .18), transparent);
	pointer-events: none;
}
.hero__inner { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(36px, 5vw, 58px); font-weight: 700; margin: 20px 0; }
.lead { font-size: 19px; color: var(--muted); margin: 0 0 32px; max-width: 34em; }
.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero__note { color: var(--muted); font-size: 14px; margin: 16px 0 0; }

.badge {
	display: inline-flex;
	align-items: center;
	gap: 8px;
	padding: 6px 12px;
	border: 1px solid var(--border);
	border-radius: 999px;
	font-size: 13px;
	color: var(--muted);
	background: var(--card);
}
.badge__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--up); box-shadow: 0 0 0 4px rgba(52, 211, 153, .15); }

/* Макет дашборда в первом экране */
.mock {
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 18px;
	padding: 18px;
	box-shadow: 0 30px 80px -30px rgba(124, 134, 255, .35);
}
.mock__head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.mock__title { font-weight: 600; }
.mock__pill { font-size: 12px; color: var(--up); background: rgba(52, 211, 153, .1); padding: 4px 10px; border-radius: 999px; }
.mock__row {
	display: grid;
	grid-template-columns: auto 1fr auto;
	gap: 6px 12px;
	align-items: center;
	padding: 14px 4px;
	border-top: 1px solid var(--border);
}
.mock__name { font-weight: 500; font-size: 15px; display: flex; flex-direction: column; min-width: 0; }
.mock__name small { color: var(--muted); font-weight: 400; font-size: 12px; }
.mock__value { color: var(--muted); font-size: 14px; font-variant-numeric: tabular-nums; }
.bars { grid-column: 1 / -1; display: flex; gap: 3px; height: 24px; }
.bars i { flex: 1; border-radius: 2px; background: var(--up); opacity: .85; }
.bars i.warn { background: var(--warn); }
.bars i.down { background: var(--down); }

.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot--up { background: var(--up); box-shadow: 0 0 0 4px rgba(52, 211, 153, .15); }
.dot--down { background: var(--down); box-shadow: 0 0 0 4px rgba(248, 113, 113, .15); }
.mock__pill--down { color: var(--down); background: rgba(248, 113, 113, .1); }
.mock__value--down { color: var(--down); font-weight: 600; }

/* AI-постмортем под макетом */
.hero__visual { display: flex; flex-direction: column; gap: 16px; }
.ai-card {
	background: linear-gradient(180deg, rgba(124, 134, 255, .1), rgba(124, 134, 255, .03));
	border: 1px solid rgba(124, 134, 255, .35);
	border-radius: 16px;
	padding: 16px 18px;
	font-size: 14px;
}
.ai-card__head { display: flex; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.ai-card__label { color: var(--brand); font-weight: 600; }
.ai-card__target { color: var(--muted); font-size: 13px; }
.ai-card p { margin: 6px 0 0; color: #c9c9d2; }
.ai-card b { color: var(--text); font-weight: 600; }
.dot--warn { background: var(--warn); box-shadow: 0 0 0 4px rgba(251, 191, 36, .15); }

/* Секции */
.section { padding: 88px 0; }
.section--alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section__title { font-size: clamp(28px, 3.6vw, 40px); font-weight: 700; text-align: center; }
.section__lead { color: var(--muted); font-size: 17px; text-align: center; max-width: 40em; margin: 14px auto 48px; }

.grid { display: grid; gap: 20px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

.card {
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	padding: 26px;
}
.card__icon {
	width: 44px;
	height: 44px;
	display: grid;
	place-items: center;
	border-radius: 11px;
	background: rgba(124, 134, 255, .12);
	font-size: 22px;
	margin-bottom: 18px;
}
.card h3 { font-size: 18px; margin-bottom: 8px; }
.card p { color: var(--muted); margin: 0; }

/* Шаги */
.steps { list-style: none; padding: 0; margin: 48px 0 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step { padding: 8px 4px; }
.step__num {
	display: grid;
	place-items: center;
	width: 36px;
	height: 36px;
	border-radius: 50%;
	border: 1px solid var(--brand);
	color: var(--brand);
	font-weight: 600;
	margin-bottom: 16px;
}
.step h3 { font-size: 18px; margin-bottom: 6px; }
.step p { color: var(--muted); margin: 0; }

/* Тарифы */
.pricing { align-items: stretch; }

/* Переключатель периода оплаты */
.billing {
	display: flex;
	width: max-content;
	margin: -16px auto 40px;
	padding: 4px;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 12px;
}
.billing__tab {
	padding: 8px 18px;
	border: 0;
	border-radius: 9px;
	background: transparent;
	color: var(--muted);
	font: inherit;
	font-size: 15px;
	font-weight: 500;
	cursor: pointer;
}
.billing__tab.is-active { background: #1d1d23; color: var(--text); }
.billing__save { color: var(--up); font-size: 13px; margin-left: 4px; }
.plan {
	position: relative;
	display: flex;
	flex-direction: column;
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 18px;
	padding: 32px;
}
.plan--featured { border-color: var(--brand); box-shadow: 0 20px 60px -30px rgba(124, 134, 255, .5); }
.plan__tag {
	position: absolute;
	top: -12px;
	right: 24px;
	background: var(--brand);
	color: #05050a;
	font-size: 12px;
	font-weight: 600;
	padding: 4px 10px;
	border-radius: 999px;
}
.plan__name { font-size: 22px; }
.plan__desc { color: var(--muted); margin: 6px 0 20px; }
.plan__price { color: var(--muted); margin: 0; min-height: 53px; display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; }
.plan__old { font-size: 18px; color: var(--muted); }
.plan__billed { color: var(--muted); font-size: 14px; margin: 4px 0 24px; }
[data-year-only] { display: none; }
.is-yearly [data-year-only] { display: inline; }
.plan__price span { font-size: 40px; font-weight: 700; color: var(--text); letter-spacing: -0.03em; }
.plan__list { list-style: none; padding: 0; margin: 0 0 28px; flex: 1; }
.plan__list li { padding: 7px 0 7px 28px; position: relative; }
.plan__list li::before { content: '✓'; position: absolute; left: 0; color: var(--brand); font-weight: 700; }

/* Бета-тест */
#beta .container { display: flex; flex-direction: column; align-items: center; }
.beta__badge { margin-bottom: 18px; }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.perks { width: 100%; margin-bottom: 40px; }
.perk { text-align: center; padding: 8px; }
.perk .card__icon { margin: 0 auto 14px; }
.perk h3 { font-size: 17px; margin-bottom: 6px; }
.perk p { color: var(--muted); margin: 0; font-size: 15px; }
.beta__form { width: 100%; max-width: 560px; }

.form {
	background: var(--card);
	border: 1px solid var(--border);
	border-radius: 18px;
	padding: 28px;
	display: flex;
	flex-direction: column;
	gap: 16px;
}
.form__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form__row { display: flex; flex-direction: column; gap: 6px; }
.form__row label { font-size: 14px; font-weight: 500; }
.form__row label span { color: var(--brand); }
.form input[type='text'],
.form input[type='email'],
.form textarea {
	width: 100%;
	padding: 11px 13px;
	background: var(--bg);
	border: 1px solid var(--border);
	border-radius: 10px;
	color: var(--text);
	font: inherit;
	font-size: 15px;
	resize: vertical;
}
.form input:focus, .form textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px rgba(124, 134, 255, .2); }
.form input[aria-invalid='true'] { border-color: var(--down); }
.form__trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form__check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--muted); cursor: pointer; }
.form__check input { margin-top: 3px; accent-color: var(--brand); }
.form__status { margin: 0; font-size: 14px; min-height: 1.4em; text-align: center; }
.form__status.is-error { color: var(--down); }
.form__status.is-ok { color: var(--up); }

/* FAQ */
.faq { border-bottom: 1px solid var(--border); }
.faq:first-of-type { margin-top: 40px; }
.faq summary { cursor: pointer; padding: 20px 0; font-weight: 500; font-size: 17px; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: '+'; color: var(--muted); font-size: 22px; line-height: 1; transition: transform .2s; }
.faq[open] summary::after { transform: rotate(45deg); }
.faq p { color: var(--muted); margin: 0 0 20px; }

/* Подвал */
.footer { border-top: 1px solid var(--border); padding: 32px 0; color: var(--muted); font-size: 14px; }
.footer__inner { display: flex; align-items: center; gap: 24px; flex-wrap: wrap; }
.footer__inner p { margin: 0; flex: 1; }
.footer__logo { color: var(--brand); display: flex; }
.footer__logo .logo { height: 22px; }

@media (max-width: 900px) {
	.hero__inner { grid-template-columns: 1fr; gap: 40px; }
	.steps, .grid--4 { grid-template-columns: 1fr 1fr; }
	.grid--3 { grid-template-columns: 1fr 1fr; }
	.pricing { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
	.header__nav { display: none; }
}

@media (max-width: 600px) {
	.hero { padding: 56px 0 48px; }
	.section { padding: 64px 0; }
	.grid--3, .grid--2, .steps, .form__grid { grid-template-columns: 1fr; }
	.header__actions .btn--ghost { display: none; }
	.form, .plan { padding: 22px; }
}