:root {
	--ink: #042f2e;
	--ink-soft: #134e4a;
	--teal: #0d9488;
	--teal-deep: #0f766e;
	--sky: #0284c7;
	--mint: #ccfbf1;
	--fog: #f0fdfa;
	--paper: #f6faf9;
	--line: rgba(15, 23, 42, 0.1);
	--white: #fff;
	--text: #334155;
	--muted: #64748b;
	--font-display: "Instrument Serif", Georgia, serif;
	--font-body: "Manrope", "Segoe UI", sans-serif;
	--ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--font-body);
	color: var(--text);
	background: var(--paper);
	line-height: 1.65;
	-webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.86em; }

.skip-link {
	position: absolute;
	left: -999px;
	top: 0;
	background: var(--ink);
	color: #fff;
	padding: 0.75rem 1rem;
	z-index: 2000;
}
.skip-link:focus { left: 1rem; top: 1rem; }

.wrap {
	width: min(1140px, calc(100% - 2.5rem));
	margin-inline: auto;
}
.wrap.narrow { width: min(720px, calc(100% - 2.5rem)); }

.eyebrow {
	margin: 0 0 0.55rem;
	font-size: 0.78rem;
	font-weight: 800;
	letter-spacing: 0.14em;
	text-transform: uppercase;
	color: var(--teal);
}

.site-header {
	position: fixed;
	inset: 0 0 auto;
	z-index: 100;
	background: rgba(246, 250, 249, 0.78);
	backdrop-filter: blur(16px);
	border-bottom: 1px solid transparent;
	transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.site-header.is-scrolled {
	background: rgba(246, 250, 249, 0.96);
	border-bottom-color: var(--line);
}
.header-inner {
	display: flex;
	align-items: center;
	justify-content: space-between;
	min-height: 4.4rem;
	gap: 1rem;
}
.brand-link,
.footer-brand-link {
	display: inline-flex;
	align-items: center;
	gap: 0.65rem;
}
.brand-icon {
	width: 2.4rem;
	height: 2.4rem;
	border-radius: 0.7rem;
}
.brand-wordmark {
	font-weight: 800;
	letter-spacing: -0.03em;
	color: var(--ink);
	font-size: 1.05rem;
}

.site-nav {
	display: flex;
	align-items: center;
	gap: 1.2rem;
}
.site-nav > a:not(.btn) {
	font-size: 0.92rem;
	font-weight: 600;
	color: var(--ink-soft);
}
.site-nav > a:not(.btn):hover { color: var(--teal); }

.nav-backdrop { display: none; }
.nav-toggle {
	display: none;
	width: 2.5rem;
	height: 2.5rem;
	border: 0;
	background: transparent;
	cursor: pointer;
}
.nav-toggle span {
	display: block;
	height: 2px;
	width: 1.3rem;
	margin: 0.32rem auto;
	background: var(--ink);
}

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 0.4rem;
	padding: 0.68rem 1.1rem;
	border-radius: 999px;
	font-family: var(--font-body);
	font-size: 0.9rem;
	font-weight: 700;
	border: 1px solid transparent;
	cursor: pointer;
	transition: transform 0.2s var(--ease), background 0.2s, border-color 0.2s;
}
.btn:hover { transform: translateY(-1px); }
.btn-lg { padding: 0.9rem 1.35rem; font-size: 1rem; }
.btn-solid { background: var(--teal); color: #fff; }
.btn-solid:hover { background: var(--teal-deep); }
.btn-light {
	background: rgba(255, 255, 255, 0.12);
	color: #fff;
	border-color: rgba(255, 255, 255, 0.28);
}
.btn-ghost {
	background: #fff;
	color: var(--ink);
	border-color: var(--line);
}
.btn-ghost-dark {
	background: transparent;
	color: var(--ink);
	border-color: rgba(15, 23, 42, 0.16);
}

.hero {
	padding: 7.6rem 0 4.5rem;
	color: #ecfeff;
	background:
		radial-gradient(900px 420px at 85% 10%, rgba(2, 132, 199, 0.28), transparent 55%),
		linear-gradient(160deg, #042f2e 0%, #0f766e 58%, #115e59 100%);
}
.hero-grid {
	display: grid;
	grid-template-columns: 1.05fr 0.95fr;
	gap: 2.5rem;
	align-items: center;
}
.hero .eyebrow { color: #99f6e4; }
.hero h1 {
	font-family: var(--font-display);
	font-weight: 400;
	font-size: clamp(2.1rem, 4.4vw, 3.5rem);
	line-height: 1.08;
	letter-spacing: -0.03em;
	margin: 0 0 1rem;
	color: #fff;
}
.hero-lead {
	margin: 0 0 1.5rem;
	font-size: 1.08rem;
	color: rgba(236, 254, 255, 0.82);
	max-width: 36rem;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.hero-chips {
	display: flex;
	flex-wrap: wrap;
	gap: 0.45rem;
	list-style: none;
	margin: 1.4rem 0 0;
	padding: 0;
}
.hero-chips li {
	padding: 0.28rem 0.7rem;
	border-radius: 999px;
	background: rgba(255, 255, 255, 0.08);
	border: 1px solid rgba(255, 255, 255, 0.14);
	font-size: 0.78rem;
	font-weight: 700;
}

.fake-app {
	background: #fff;
	color: var(--ink);
	border-radius: 1.15rem;
	overflow: hidden;
	box-shadow: 0 30px 70px rgba(2, 44, 34, 0.28);
}
.fake-bar {
	display: flex;
	align-items: center;
	gap: 0.35rem;
	padding: 0.7rem 1rem;
	background: #f1f5f9;
	font-size: 0.78rem;
	font-weight: 700;
	color: #64748b;
}
.fake-bar .dot {
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background: #cbd5e1;
}
.fake-bar em { margin-left: auto; font-style: normal; }
.fake-body {
	display: grid;
	grid-template-columns: 0.85fr 1.15fr;
	min-height: 280px;
}
.fake-body aside {
	padding: 1rem;
	border-right: 1px solid #e2e8f0;
	font-size: 0.82rem;
}
.fake-body aside strong { display: block; margin-bottom: 0.6rem; }
.fake-body aside p { margin: 0.35rem 0; color: #64748b; }
.fake-body aside .is-on { color: var(--teal-deep); font-weight: 700; }
.fake-body section { padding: 1rem 1.1rem 1.2rem; }
.fake-body header { margin-bottom: 0.85rem; }
.fake-body header b { display: block; }
.fake-body header small { color: #94a3b8; font-size: 0.75rem; }
.bubble {
	max-width: 92%;
	padding: 0.55rem 0.75rem;
	border-radius: 12px;
	font-size: 0.82rem;
	margin: 0.4rem 0;
}
.bubble.in { background: #f1f5f9; }
.bubble.out {
	background: #ccfbf1;
	margin-left: auto;
	color: #115e59;
}
.bot-tag {
	display: block;
	font-size: 0.62rem;
	font-weight: 800;
	letter-spacing: 0.06em;
	text-transform: uppercase;
	color: #0f766e;
	margin-bottom: 0.25rem;
}

.section { padding: clamp(4rem, 8vw, 6.2rem) 0; }
.section h2 {
	font-family: var(--font-display);
	font-weight: 400;
	font-size: clamp(1.85rem, 3.4vw, 2.7rem);
	line-height: 1.12;
	letter-spacing: -0.02em;
	color: var(--ink);
	margin: 0 0 0.7rem;
}
.section-intro {
	max-width: 38rem;
	margin-bottom: 2.3rem;
}
.section-intro p { margin: 0; color: var(--muted); }

.channel-grid,
.feat-grid,
.price-grid {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(3, minmax(0, 1fr));
	gap: 1rem;
}
.channel-grid li,
.feat-grid article,
.price-card {
	background: #fff;
	border: 1px solid var(--line);
	border-radius: 1.1rem;
	padding: 1.25rem 1.3rem 1.35rem;
}
.ch-ico {
	width: 2.4rem;
	height: 2.4rem;
	border-radius: 0.7rem;
	display: grid;
	place-items: center;
	background: color-mix(in srgb, var(--c) 16%, #fff);
	color: var(--c);
	font-size: 0.72rem;
	font-weight: 800;
	margin-bottom: 0.75rem;
}
.channel-grid strong,
.feat-grid h3,
.price-card h3 {
	display: block;
	margin: 0 0 0.35rem;
	color: var(--ink);
}
.channel-grid p,
.feat-grid p,
.price-who {
	margin: 0;
	color: var(--muted);
	font-size: 0.94rem;
}

.features { background: linear-gradient(180deg, #fff, var(--fog)); }

.plans { background: #fff; }
.price { margin: 0.35rem 0 0.45rem; color: var(--ink); }
.price strong {
	font-family: var(--font-display);
	font-size: 2.3rem;
	font-weight: 400;
}
.price span { font-size: 0.95rem; color: var(--muted); font-weight: 600; }
.price-card ul {
	margin: 1rem 0 1.2rem;
	padding: 0;
	list-style: none;
}
.price-card li {
	padding: 0.38rem 0;
	border-top: 1px solid #f1f5f9;
	font-size: 0.92rem;
}
.price-card .btn { width: 100%; }
.price-card.is-hot {
	border-color: #99f6e4;
	background: linear-gradient(180deg, #f0fdfa, #fff 42%);
	box-shadow: 0 18px 40px rgba(13, 148, 136, 0.12);
	position: relative;
}
.ribbon {
	position: absolute;
	top: 0.9rem;
	right: 0.9rem;
	margin: 0;
	padding: 0.18rem 0.55rem;
	border-radius: 999px;
	background: var(--teal);
	color: #fff;
	font-size: 0.7rem;
	font-weight: 800;
}

.bot { background: linear-gradient(180deg, #ecfeff 0%, #f0f9ff 100%); }
.bot-note { margin: 1.4rem 0 0; font-size: 0.92rem; color: var(--muted); }

.ads { background: #042f2e; color: #ecfeff; }
.ads h2, .ads .eyebrow { color: #99f6e4; }
.ads .section-intro p,
.ads-note { color: rgba(236, 254, 255, 0.72); }
.ads .price-card { background: #134e4a; border-color: rgba(255, 255, 255, 0.08); color: #ecfeff; }
.ads .price-card h3,
.ads .price { color: #fff; }
.ads .price-who,
.ads .price span,
.ads .price-card li { color: rgba(236, 254, 255, 0.74); }
.ads .price-card li { border-top-color: rgba(255, 255, 255, 0.08); }
.ads .price-card.is-hot {
	background: linear-gradient(180deg, #0d9488, #134e4a 55%);
	box-shadow: 0 18px 40px rgba(0, 0, 0, 0.18);
}
.ads .btn-ghost {
	background: transparent;
	color: #fff;
	border-color: rgba(255, 255, 255, 0.22);
}
.ads-note { margin: 1.4rem 0 0; font-size: 0.92rem; }

.how { background: var(--fog); }
.how-grid {
	display: grid;
	grid-template-columns: 0.85fr 1.15fr;
	gap: 2rem;
}
.how-steps {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	gap: 1.2rem;
}
.how-steps li {
	display: grid;
	grid-template-columns: auto 1fr;
	gap: 1rem;
}
.step-n {
	font-family: var(--font-display);
	font-size: 1.5rem;
	color: var(--teal);
}
.how-steps p { margin: 0.2rem 0 0; color: var(--muted); }

.faq details {
	border-top: 1px solid var(--line);
	padding: 1rem 0;
}
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
	cursor: pointer;
	font-weight: 700;
	color: var(--ink);
}
.faq details p { margin: 0.55rem 0 0; color: var(--muted); }

.cta-panel {
	padding: clamp(2.2rem, 5vw, 3.4rem);
	background: #fff;
	border: 1px solid var(--line);
	border-radius: 1.25rem;
}
.cta-logo { width: 4.2rem; height: 4.2rem; margin-bottom: 1rem; }
.cta-panel h2 { max-width: 16ch; }
.cta-panel > p { max-width: 34rem; color: var(--muted); margin: 0 0 1.4rem; }

.site-footer {
	padding: 2.6rem 0 2rem;
	border-top: 1px solid var(--line);
	background: #fff;
}
.footer-inner { display: grid; gap: 1.2rem; }
.footer-brand p { margin: 0.6rem 0 0; color: var(--muted); font-size: 0.92rem; }
.footer-links a {
	margin-right: 1.1rem;
	font-weight: 600;
	font-size: 0.92rem;
}
.footer-links a:hover { color: var(--teal); }
.copy { margin: 0; font-size: 0.8rem; color: #94a3b8; }

.to-top {
	position: fixed;
	right: 1.1rem;
	bottom: 1.1rem;
	z-index: 80;
	width: 3rem;
	height: 3rem;
	display: grid;
	place-items: center;
	border-radius: 999px;
	background: var(--teal);
	color: #fff;
	box-shadow: 0 12px 28px rgba(13, 148, 136, 0.35);
	opacity: 0;
	visibility: hidden;
	transform: translateY(10px);
	pointer-events: none;
	transition: opacity 0.25s var(--ease), transform 0.25s var(--ease), visibility 0.25s;
}
.to-top.is-on {
	opacity: 1;
	visibility: visible;
	transform: none;
	pointer-events: auto;
}
.to-top:hover { background: var(--teal-deep); }

.reveal {
	opacity: 0;
	transform: translateY(16px);
	transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.is-in { opacity: 1; transform: none; }
.delay-1 { transition-delay: 0.08s; }
.delay-2 { transition-delay: 0.16s; }
.delay-3 { transition-delay: 0.24s; }

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

@media (max-width: 980px) {
	.hero-grid,
	.how-grid,
	.channel-grid,
	.feat-grid,
	.price-grid { grid-template-columns: 1fr; }
	.fake-body { grid-template-columns: 1fr; }
	.fake-body aside { display: none; }
}

@media (max-width: 768px) {
	.site-header {
		backdrop-filter: none;
		overflow: visible;
		z-index: 120;
	}
	.nav-toggle {
		display: block;
		position: relative;
		z-index: 130;
		margin-right: -0.35rem;
	}
	.brand-link { z-index: 130; }
	.nav-backdrop {
		display: block;
		position: fixed;
		top: 4.4rem;
		left: 0;
		right: 0;
		bottom: 0;
		z-index: 90;
		background: rgba(4, 47, 46, 0.46);
		opacity: 0;
		pointer-events: none;
		transition: opacity 0.28s var(--ease);
	}
	.nav-backdrop.is-on {
		opacity: 1;
		pointer-events: auto;
	}
	.site-nav {
		position: fixed;
		top: 0;
		right: 0;
		left: auto;
		bottom: 0;
		width: min(19.5rem, 84vw);
		z-index: 120;
		display: flex;
		flex-direction: column;
		align-items: stretch;
		gap: 0.25rem;
		margin: 0;
		padding: 5.2rem 1.25rem 1.6rem;
		background: #fff;
		border: 0;
		border-left: 1px solid var(--line);
		border-radius: 1.1rem 0 0 1.1rem;
		box-shadow: -18px 0 40px rgba(15, 23, 42, 0.14);
		transform: translateX(105%);
		visibility: hidden;
		transition: transform 0.32s var(--ease), visibility 0.32s;
	}
	.site-nav.open {
		transform: translateX(0);
		visibility: visible;
	}
	.site-nav > a:not(.btn) { padding: 0.75rem 0.35rem; border-bottom: 1px solid var(--line); }
	.site-nav .btn { width: 100%; margin-top: 0.35rem; }
	.hero { padding: 6.4rem 0 3rem; }
}