:root {
	color-scheme: light dark;
	--bg: #ffffff;
	--fg: #0b0d12;
	--muted: #5b6472;
	--accent: #2f6df6;
	--border: #e4e7ec;
	--danger: #b42318;
	--radius: 10px;
	--space: 1rem;
	--font: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

@media (prefers-color-scheme: dark) {
	:root {
		--bg: #0b0d12;
		--fg: #f4f6fa;
		--muted: #9aa4b2;
		--accent: #6f9bff;
		--border: #232833;
		--danger: #ff9a8f;
	}
}

* {
	box-sizing: border-box;
}

body {
	margin: 0;
	background: var(--bg);
	color: var(--fg);
	font-family: var(--font);
	line-height: 1.55;
	-webkit-font-smoothing: antialiased;
}

.shell {
	max-width: 42rem;
	margin: 0 auto;
	padding: calc(var(--space) * 3) var(--space);
}

h1 {
	margin: 0 0 0.5rem;
	font-size: clamp(1.6rem, 4vw, 2.25rem);
	letter-spacing: -0.02em;
}

.lede {
	margin: 0 0 0.75rem;
	font-size: 1.05rem;
}

.hint {
	margin: 0;
	color: var(--muted);
}

.btn {
	display: inline-flex;
	align-items: center;
	gap: 0.5rem;
	padding: 0.55rem 0.9rem;
	border: 1px solid transparent;
	border-radius: var(--radius);
	background: var(--accent);
	color: #fff;
	font: inherit;
	font-weight: 500;
	cursor: pointer;
}

.btn:hover {
	filter: brightness(1.05);
}

.btn-secondary {
	background: transparent;
	color: var(--fg);
	border-color: var(--border);
}

.card {
	padding: var(--space);
	border: 1px solid var(--border);
	border-radius: var(--radius);
	background: var(--bg);
}

.input,
.select,
.textarea {
	width: 100%;
	padding: 0.55rem 0.7rem;
	border: 1px solid var(--border);
	border-radius: var(--radius);
	background: var(--bg);
	color: var(--fg);
	font: inherit;
}

.field {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 0.35rem;
	margin-bottom: var(--space);
}

.field > label {
	font-size: 0.875rem;
	color: var(--muted);
}

/*
 * 390px-safe, like .grid below. A grid with no column list gets one implicit
 * auto column, and an auto column is never narrower than its widest item's
 * min-content width. One nowrap scrolling strip (days, time slots) anywhere
 * inside an item therefore widened the whole column past the screen: the page
 * scrolled sideways instead of the strip scrolling on its own. minmax(0, 1fr)
 * caps the column at the container; the min-width rule keeps a child from
 * bringing the same floor back if an app redefines the columns. :where() adds
 * no specificity, so a min-width the app sets on a child still wins.
 */
.stack {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: var(--space);
}

:where(.field, .stack, .list) > * {
	min-width: 0;
}

.row {
	display: flex;
	align-items: center;
	gap: 0.75rem;
	flex-wrap: wrap;
}

/*
 * 390px-safe. An unclamped minmax track overflows a 390px viewport once the
 * shell padding is subtracted, and nothing in the pipeline ever looked at a
 * phone-width layout, so every generated app inherited the horizontal scroll.
 * min() clamps the track to the container instead.
 */
.grid {
	display: grid;
	gap: var(--space);
	grid-template-columns: repeat(auto-fit, minmax(min(15rem, 100%), 1fr));
}

.list {
	display: grid;
	grid-template-columns: minmax(0, 1fr);
	gap: 0.5rem;
	margin: 0;
	padding: 0;
	list-style: none;
}

.list-item {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	flex-wrap: wrap;
	padding: 0.7rem 0.85rem;
	border: 1px solid var(--border);
	border-radius: var(--radius);
}

.table {
	width: 100%;
	border-collapse: collapse;
}

.table th,
.table td {
	padding: 0.6rem 0.5rem;
	text-align: left;
	border-bottom: 1px solid var(--border);
}

.table th {
	font-size: 0.8125rem;
	color: var(--muted);
	font-weight: 600;
}

.empty {
	padding: calc(var(--space) * 2);
	text-align: center;
	color: var(--muted);
}

.empty-title {
	margin: 0 0 0.25rem;
	color: var(--fg);
	font-weight: 600;
}

/* Loading. Every fetch has one; without a primitive each app invented its own. */
.loading {
	display: flex;
	align-items: center;
	justify-content: center;
	gap: 0.6rem;
	padding: calc(var(--space) * 1.5);
	color: var(--muted);
}

.spinner {
	flex: none;
	width: 1.15rem;
	height: 1.15rem;
	border: 2px solid var(--border);
	border-top-color: var(--accent);
	border-radius: 50%;
	animation: fab-spin 0.7s linear infinite;
}

@keyframes fab-spin {
	to {
		transform: rotate(360deg);
	}
}

/* Placeholder for content whose shape is known before its data arrives. */
.skeleton {
	display: block;
	height: 1rem;
	border-radius: calc(var(--radius) / 2);
	background: linear-gradient(90deg, var(--border), transparent, var(--border));
	background-size: 200% 100%;
	animation: fab-shimmer 1.2s linear infinite;
}

@keyframes fab-shimmer {
	to {
		background-position: -200% 0;
	}
}

/* Error strip: a failure the user can see and retry, never a silent no-op. */
.alert {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.75rem;
	flex-wrap: wrap;
	padding: 0.7rem 0.85rem;
	border: 1px solid var(--border);
	border-left: 3px solid var(--muted);
	border-radius: var(--radius);
}

.alert-error {
	border-left-color: var(--danger);
	color: var(--danger);
}

.badge {
	display: inline-block;
	padding: 0.1rem 0.5rem;
	border: 1px solid var(--border);
	border-radius: 999px;
	font-size: 0.8125rem;
	color: var(--muted);
}

/*
 * The scaffold had exactly one @media rule (prefers-color-scheme) and no width
 * breakpoint at all, so the shell was a 42rem column at every size.
 * Mobile-first stays the default; these only widen it.
 */
@media (min-width: 48rem) {
	.shell {
		max-width: 52rem;
		padding: calc(var(--space) * 3) calc(var(--space) * 1.5);
	}
}

@media (min-width: 64rem) {
	.shell {
		max-width: 64rem;
	}
}

@media (prefers-reduced-motion: reduce) {
	.spinner,
	.skeleton {
		animation: none;
	}
}

:root{--accent:#5b5bf6;--radius:12px;color-scheme:light}
body{background:#fff;color:#0b0d12}
a{color:inherit;text-decoration:none}
.brand{display:inline-flex;align-items:center;gap:.5rem;font-weight:700}
.btn-lg{padding:.8rem 1.2rem}.btn-sm{padding:.35rem .7rem;font-size:.85rem}.btn-block{width:100%;justify-content:center}
.btn{background:linear-gradient(135deg,#5b8cff,#8b5cf6);transition:.2s}.btn-secondary{background:#fff;border-color:#e4e7ec;color:#0b0d12}
.danger{color:#b42318}.pill{display:inline-block;padding:.2rem .7rem;border-radius:99px;background:#eef0ff;color:#5b5bf6;font-size:.8rem;font-weight:600}
.lp-nav{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.25rem;max-width:72rem;margin:auto;position:sticky;top:0;background:#fffd;backdrop-filter:blur(8px);z-index:5}
.lp-nav .row{flex-wrap:nowrap;gap:.4rem}@media(max-width:30rem){.lp-nav .btn{padding:.4rem .6rem;font-size:.85rem}}
.hero{max-width:72rem;margin:auto;padding:2rem 1.25rem;display:grid;gap:2rem;grid-template-columns:minmax(0,1fr)}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);line-height:1.05;margin:1rem 0;background:linear-gradient(135deg,#1e1b4b,#5b5bf6);-webkit-background-clip:text;color:transparent}
.hero-preview{display:flex;justify-content:center;background:radial-gradient(#e9e8ff,transparent 70%);padding:1rem}
@media(min-width:60rem){.hero{grid-template-columns:1.1fr 1fr;align-items:center}}
.themes,.theme-grid{display:flex;flex-wrap:wrap;gap:.5rem;margin-top:1.5rem}
.theme-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.4rem .75rem;border:1px solid #e4e7ec;border-radius:99px;background:#fff;cursor:pointer;font:inherit}
.theme-chip i{width:14px;height:14px;border-radius:50%}.theme-chip.on{border-color:#5b5bf6;box-shadow:0 0 0 3px #5b5bf622}
.lp-sec{max-width:72rem;margin:auto;padding:3rem 1.25rem}.lp-sec h2{font-size:2rem;text-align:center}
.card{box-shadow:0 1px 3px #0000000a;border-radius:16px}.feat-i{font-size:1.6rem}.step b{display:grid;place-items:center;width:2rem;height:2rem;border-radius:50%;background:#eef0ff;color:#5b5bf6}
.price{max-width:24rem;margin:auto;text-align:center}.price-n{font-size:3rem;font-weight:800}.price ul{list-style:none;padding:0;text-align:left}
.faq{max-width:44rem}.faq .card{margin-bottom:.6rem}.faq-q{all:unset;cursor:pointer;display:flex;justify-content:space-between;width:100%;font-weight:600}
.lp-foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;padding:2rem 1.25rem;border-top:1px solid #e4e7ec;color:#5b6472;max-width:72rem;margin:auto}
.auth-page{min-height:100vh;display:grid;place-items:center;padding:1rem;background:linear-gradient(135deg,#eef2ff,#f5f3ff)}
.auth-card{background:#fff;padding:2rem;border-radius:20px;width:100%;max-width:26rem;box-shadow:0 10px 40px #5b5bf61a}
.auth-links{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;margin-top:1rem;font-size:.85rem;color:#5b5bf6}
.cw{display:flex;flex-direction:column;border:1px solid;overflow:hidden;box-shadow:0 20px 50px #1e1b4b22;max-width:100%}
.cw-head{display:flex;gap:.7rem;align-items:center;padding:.9rem 1rem}.cw-title{display:flex;flex-direction:column;line-height:1.2}.cw-title span{font-size:.8em;opacity:.8}
.cw-logo{width:36px;height:36px;border-radius:10px;object-fit:cover}.cw-initial{display:grid;place-items:center;background:#fff3;font-weight:700;color:#fff}
.cw-body{flex:1;overflow:auto;padding:1rem;display:flex;flex-direction:column;gap:.7rem}
.cw-msg{display:flex;gap:.5rem;align-items:flex-end;max-width:85%}.cw-msg.visitor{align-self:flex-end;text-align:right}
.cw-av{width:26px;height:26px;border-radius:50%;object-fit:cover;flex:none;font-size:.7rem}
.cw-bubble{padding:.55rem .8rem;border:1px solid transparent;text-align:left;white-space:pre-wrap;word-break:break-word}.cw-meta{font-size:.72em;margin-top:.2rem}
.cw-foot{display:flex;gap:.5rem;padding:.7rem;border-top:1px solid}.cw-input{flex:1;padding:.55rem .7rem;border:1px solid}
.cw-send{border:0;color:#fff;width:40px;cursor:pointer}
.pc-wrap{height:100vh;display:flex;justify-content:center}.pc-frame{width:100%;height:100%}
.pc-foot{flex-direction:column}.pc-who,.pc-row{display:flex;gap:.5rem}.pc-row .input{flex:1}.pc-err{color:#b42318;font-size:.85rem}
.dash{display:flex;flex-direction:column;min-height:100vh;background:#fafbfe}
.side{background:#fff;border-bottom:1px solid #e4e7ec;padding:1rem}.side-top{display:flex;justify-content:space-between;align-items:center}
.side nav{display:none;flex-direction:column;margin-top:1rem}.side.open nav{display:flex}
.nav-a{display:flex;justify-content:space-between;padding:.55rem .75rem;border-radius:10px;color:#5b6472;background:none;border:0;font:inherit;text-align:left;cursor:pointer}
.nav-a.on,.nav-a:hover{background:#eef0ff;color:#5b5bf6}
@media(min-width:56rem){.dash{flex-direction:row}.side{width:240px;border:0;border-right:1px solid #e4e7ec;flex:none}.side nav{display:flex}.menu-btn{display:none}}
.dash-main{flex:1;padding:1.25rem;min-width:0}.pg-head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:.75rem}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(10rem,100%),1fr));gap:1rem}.stat span{color:#5b6472;font-size:.85rem}.stat b{display:block;font-size:2rem}
.dot-n{background:#ef4444;color:#fff;border-radius:99px;font-size:.72rem;padding:0 .45rem;font-weight:700}
.b-open{color:#15803d;border-color:#bbf7d0;background:#f0fdf4}.b-pending{color:#b45309;background:#fffbeb}.b-resolved{color:#5b6472;background:#f3f4f6}
.conv-li{background:#fff}.wcard-top{color:#fff;padding:1rem;border-radius:10px;font-weight:600}
.tbl-wrap{overflow-x:auto}.click{cursor:pointer}
.builder{display:grid;gap:1rem;grid-template-columns:minmax(0,1fr);margin-top:1rem}.controls{display:grid;gap:1rem}
@media(min-width:70rem){.builder{grid-template-columns:minmax(0,1fr) auto}.preview-sticky{position:sticky;top:1rem}}
.colors{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(12rem,100%),1fr));gap:.75rem}.color-f label{font-size:.82rem;color:#5b6472}
.color-f input[type=color]{width:38px;height:38px;border:0;padding:0;background:none}.hex{width:7.5rem}
.seg{display:flex;flex-wrap:wrap;gap:.25rem;margin:.75rem 0;background:#f3f4f8;padding:.25rem;border-radius:10px}
.seg button{flex:1;border:0;background:none;padding:.4rem;border-radius:8px;cursor:pointer;font:inherit;text-transform:capitalize}.seg .on{background:#fff;box-shadow:0 1px 3px #0001}
.upl{display:flex;flex-direction:column;gap:.35rem}.share{margin-top:1rem}.share .input{flex:1;min-width:12rem}
.inbox{display:grid;gap:1rem;grid-template-columns:minmax(0,1fr)}.has-sel .inbox-list{display:none}.inbox:not(.has-sel) .thread{display:none}
@media(min-width:56rem){.inbox{grid-template-columns:300px minmax(0,1fr)}.has-sel .inbox-list,.inbox:not(.has-sel) .thread{display:block}.back{display:none}}
.conv{display:block;padding:.75rem;border-radius:12px;background:#fff;border:1px solid #e4e7ec;margin-bottom:.5rem}.conv.on{border-color:#5b5bf6}.conv.unread b{color:#5b5bf6}
.between{justify-content:space-between}.ell{overflow:hidden;white-space:nowrap;text-overflow:ellipsis;max-width:200px}
.thread{background:#fff;border:1px solid #e4e7ec;border-radius:16px;display:flex;flex-direction:column;height:calc(100vh - 3rem)}
.thread-head{display:flex;gap:.75rem;align-items:center;padding:1rem;border-bottom:1px solid #e4e7ec;flex-wrap:wrap}.st-sel{width:auto;margin-left:auto}
.thread-msgs{flex:1;overflow:auto;padding:1rem;display:flex;flex-direction:column;gap:.6rem}
.tm{max-width:80%}.tm.agent{align-self:flex-end;text-align:right}.tm-b{display:inline-block;padding:.55rem .8rem;border-radius:14px;background:#f3f4f8;text-align:left;white-space:pre-wrap}
.tm.agent .tm-b{background:#5b5bf6;color:#fff}.tm-t{font-size:.72rem}.thread-foot{display:flex;gap:.5rem;padding:.75rem;border-top:1px solid #e4e7ec}
:where(a, button, input, select, textarea):focus-visible {
	outline: 2px solid var(--accent);
	outline-offset: 2px;
}