/* LinkBharat — design system (see design-system/linkbharat/MASTER.md). Plain CSS, no build step. */
:root {
  --bg: #ffffff; --fg: #0f172a; --card: #ffffff; --muted: #f1f5fd; --muted-fg: #475569; --border: #e4ecfc;
  --primary: #2563eb; --secondary: #7c3aed; --accent: #ec4899; --danger: #dc2626; --success: #059669; --warning: #b45309; --ring: #2563eb;
  --brand: linear-gradient(135deg, #2563eb 0%, #7c3aed 50%, #ec4899 100%);
  --radius: 24px;
  --font-body: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-head: "Space Grotesk", "DM Sans", system-ui, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0b14; --fg: #f1f5f9; --card: #12121f; --muted: #161627; --muted-fg: #a1a1b5; --border: #26263a;
    --primary: #3b82f6; --secondary: #8b5cf6; --accent: #f472b6; --danger: #f87171; --success: #34d399; --warning: #fbbf24; --ring: #60a5fa;
  }
}
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--fg); font: 16px/1.5 var(--font-body); -webkit-font-smoothing: antialiased; min-height: 100dvh; }
h1, h2, h3, .head { font-family: var(--font-head); line-height: 1.15; letter-spacing: -0.01em; margin: 0; }
p { margin: 0; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
:focus-visible { outline: 2px solid var(--ring); outline-offset: 2px; }
.icon { width: 18px; height: 18px; flex-shrink: 0; }
.icon-sm { width: 14px; height: 14px; flex-shrink: 0; }
.icon-lg { width: 26px; height: 26px; flex-shrink: 0; }
.sr-only { position: absolute; top: 0; left: 0; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.muted { color: var(--muted-fg); }
.small { font-size: 14px; } .xs { font-size: 12px; }
.mono { font-family: ui-monospace, SFMono-Regular, Consolas, monospace; }
.brand-bg { background: var(--brand); color: #fff; }
.brand-text { background: var(--brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.container { max-width: 1160px; margin: 0 auto; padding: 0 16px; }
.stack > * + * { margin-top: 16px; }
.row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.between { justify-content: space-between; }
.grid { display: grid; gap: 16px; }
.grid > * { min-width: 0; }
@media (min-width: 640px) { .sm-2 { grid-template-columns: repeat(2, 1fr); } .sm-3 { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .lg-4 { grid-template-columns: repeat(4, 1fr); } .lg-3 { grid-template-columns: repeat(3, 1fr); } .lg-side { grid-template-columns: 1fr 360px; } .lg-wide { grid-template-columns: 1.4fr 1fr; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 44px; padding: 0 20px; border-radius: 999px; border: 1px solid transparent;
  font: 600 15px var(--font-body); cursor: pointer; transition: filter .2s, background .2s, transform .2s; white-space: nowrap; color: inherit; background: none; }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn-primary { background: var(--brand); color: #fff; box-shadow: 0 10px 24px -10px rgba(124, 58, 237, .55); }
.btn-primary:hover { filter: brightness(1.1); }
.btn-outline { background: var(--card); border-color: var(--border); }
.btn-outline:hover { background: var(--muted); }
.btn-ghost:hover { background: var(--muted); }
.btn-solid { background: var(--fg); color: var(--bg); }
.btn-white { background: #fff; color: #0f172a; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-sm { min-height: 36px; padding: 0 14px; font-size: 14px; }
.btn-lg { min-height: 52px; padding: 0 28px; font-size: 16px; }
.btn-block { width: 100%; }
.icon-btn { display: inline-grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; border: 0; background: none; color: inherit; cursor: pointer; }
.icon-btn:hover { background: var(--muted); }
.icon-btn:disabled { opacity: .3; cursor: not-allowed; }
.icon-btn.danger { color: var(--danger); }

/* Cards */
.card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); }
.card-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; padding: 16px 20px; border-bottom: 1px solid var(--border); }
.card-head h2 { font-size: 16px; font-weight: 600; }
.card-head p { font-size: 14px; color: var(--muted-fg); margin-top: 2px; }
.card-body { padding: 20px; }
@media (min-width: 640px) { .card-body { padding: 24px; } .card-head { padding: 16px 24px; } }
.divide > * + * { border-top: 1px solid var(--border); }
.list-row { display: flex; align-items: center; gap: 12px; padding: 12px 20px; }

/* Forms */
.field label, .label { display: block; margin-bottom: 6px; font-size: 14px; font-weight: 500; }
.field .hint { margin-top: 6px; font-size: 12px; color: var(--muted-fg); }
.input, select.input, textarea.input { width: 100%; min-height: 44px; padding: 10px 14px; border: 1px solid var(--border); border-radius: 12px; background: var(--bg); color: var(--fg); font: 15px var(--font-body); }
textarea.input { min-height: 88px; resize: vertical; }
.input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 25%, transparent); }
input[type=color] { width: 56px; height: 44px; border: 1px solid var(--border); border-radius: 10px; background: none; cursor: pointer; padding: 2px; }
input[type=range] { width: 100%; accent-color: var(--secondary); }
input[type=checkbox] { width: 20px; height: 20px; accent-color: var(--secondary); cursor: pointer; }
.check { display: flex; align-items: center; gap: 8px; font-size: 14px; font-weight: 500; cursor: pointer; }

/* Badges & alerts */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--muted); color: var(--muted-fg); }
.badge.success { background: color-mix(in srgb, var(--success) 12%, transparent); color: var(--success); }
.badge.warning { background: color-mix(in srgb, var(--warning) 12%, transparent); color: var(--warning); }
.badge.danger { background: color-mix(in srgb, var(--danger) 12%, transparent); color: var(--danger); }
.badge.brand { background: color-mix(in srgb, var(--secondary) 12%, transparent); color: var(--secondary); }
.alert { padding: 12px 16px; border-radius: 16px; border: 1px solid var(--border); background: var(--muted); font-size: 14px; }
.alert.success { border-color: color-mix(in srgb, var(--success) 35%, transparent); background: color-mix(in srgb, var(--success) 10%, transparent); color: var(--success); }
.alert.danger { border-color: color-mix(in srgb, var(--danger) 35%, transparent); background: color-mix(in srgb, var(--danger) 10%, transparent); color: var(--danger); }
.alert.warning { border-color: color-mix(in srgb, var(--warning) 35%, transparent); background: color-mix(in srgb, var(--warning) 10%, transparent); color: var(--warning); }
.alert a { text-decoration: underline; font-weight: 600; }

/* Logo */
.logo { display: inline-flex; align-items: center; gap: 8px; font: 700 18px var(--font-head); }
.logo-mark { display: grid; place-items: center; width: 32px; height: 32px; border-radius: 12px; background: var(--brand); color: #fff; box-shadow: 0 8px 18px -8px rgba(124,58,237,.6); }

/* Site nav/footer */
.site-nav { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--bg) 85%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.site-nav .container { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.site-nav nav { display: none; gap: 28px; font-size: 14px; font-weight: 500; color: var(--muted-fg); }
.site-nav nav a:hover { color: var(--fg); }
@media (min-width: 900px) { .site-nav nav { display: flex; } }
.site-footer { border-top: 1px solid var(--border); padding: 40px 0 32px; }

/* Marketing */
.hero { position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; top: -180px; left: 50%; width: 900px; height: 520px; transform: translateX(-50%); border-radius: 50%;
  background: linear-gradient(90deg, rgba(59,130,246,.2), rgba(139,92,246,.2), rgba(236,72,153,.2)); filter: blur(64px); pointer-events: none; }
.hero .container { position: relative; display: grid; gap: 48px; align-items: center; padding-top: 64px; padding-bottom: 80px; }
@media (min-width: 1024px) { .hero .container { grid-template-columns: 1.1fr .9fr; padding-top: 96px; } }
.hero h1 { font-size: clamp(40px, 7vw, 62px); font-weight: 700; letter-spacing: -0.02em; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 4px 12px; border: 1px solid var(--border); border-radius: 999px; background: var(--card); font-size: 12px; font-weight: 600; color: var(--muted-fg); }
.lead { font-size: 18px; color: var(--muted-fg); max-width: 560px; }
.section { padding: 80px 0; }
.section.alt { background: color-mix(in srgb, var(--muted) 55%, transparent); border-top: 1px solid var(--border); }
.eyebrow { font-size: 13px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--secondary); }
.section h2 { font-size: clamp(30px, 4vw, 40px); font-weight: 700; }
.bento { display: grid; gap: 16px; margin-top: 40px; }
@media (min-width: 900px) { .bento { grid-template-columns: repeat(6, 1fr); } .span-4 { grid-column: span 4; } .span-3 { grid-column: span 3; } .span-2 { grid-column: span 2; } }
.tile { padding: 28px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--card); }
.tile h3 { margin-top: 14px; font-size: 22px; }
.tile p { margin-top: 8px; color: var(--muted-fg); }
.tile.brand-bg p { color: rgba(255,255,255,.85); }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; padding: 0; list-style: none; }
.chips li { padding: 4px 12px; border-radius: 999px; border: 1px solid var(--border); background: var(--muted); font-size: 14px; font-weight: 500; }
.steps { list-style: none; padding: 0; margin: 32px 0 0; }
.steps li { display: flex; gap: 16px; margin-top: 20px; }
.step-n { display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; background: var(--brand); color: #fff; font: 700 16px var(--font-head); flex-shrink: 0; }
.theme-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 0; list-style: none; margin: 12px 0 0; }
@media (min-width: 640px) { .theme-grid { grid-template-columns: repeat(4, 1fr); } }
@media (min-width: 1024px) { .theme-grid { grid-template-columns: repeat(5, 1fr); } }
.theme-tile { position: relative; display: flex; align-items: flex-end; height: 104px; padding: 12px; border-radius: 18px; font-weight: 600; font-size: 14px; color: #fff; border: 0; width: 100%; text-align: left; font-family: inherit; }
button.theme-tile { cursor: pointer; transition: transform .2s; }
button.theme-tile:hover:not(:disabled) { transform: translateY(-2px); }
.theme-tile.active { outline: 3px solid var(--primary); outline-offset: 3px; }
.theme-tile .lock { position: absolute; inset: 0; display: grid; place-items: center; border-radius: 18px; background: rgba(0,0,0,.55); font-size: 12px; }
.theme-tile .tick { position: absolute; top: 8px; right: 8px; display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: #fff; color: #0f172a; }
.pricing { display: grid; gap: 20px; }
@media (min-width: 900px) { .pricing { grid-template-columns: repeat(3, 1fr); } }
.price-card { position: relative; display: flex; flex-direction: column; padding: 28px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--card); }
.price-card.featured { border-color: transparent; box-shadow: 0 0 0 2px var(--secondary), 0 24px 48px -24px rgba(124,58,237,.35); }
.price-card .tag { position: absolute; top: -12px; left: 28px; padding: 4px 12px; border-radius: 999px; background: var(--brand); color: #fff; font-size: 12px; font-weight: 700; }
.price { margin-top: 18px; font: 700 40px var(--font-head); }
.price small { font: 500 16px var(--font-body); color: var(--muted-fg); }
.ticks { list-style: none; padding: 0; margin: 22px 0 0; flex: 1; }
.ticks li { display: flex; gap: 10px; margin-top: 10px; font-size: 14px; }
.ticks svg { color: var(--success); margin-top: 2px; }
.faq details { padding: 18px 24px; }
.faq summary { display: flex; justify-content: space-between; gap: 16px; cursor: pointer; list-style: none; font-weight: 600; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; color: var(--muted-fg); transition: transform .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { margin-top: 10px; color: var(--muted-fg); }
.phone { max-width: 320px; margin: 0 auto; padding: 12px; border-radius: 42px; border: 1px solid var(--border); background: var(--card); box-shadow: 0 30px 60px -30px rgba(124,58,237,.45); }
.phone-screen { border-radius: 32px; padding: 40px 20px 28px; color: #fff; }

/* Auth */
.auth { display: grid; min-height: 100dvh; }
@media (min-width: 1024px) { .auth { grid-template-columns: 1fr 1fr; } }
.auth-main { display: flex; flex-direction: column; padding: 32px 16px; }
@media (min-width: 640px) { .auth-main { padding: 32px 40px; } }
.auth-form { width: 100%; max-width: 380px; margin: auto; padding: 40px 0; }
.auth-form h1 { font-size: 30px; }
.auth-side { display: none; position: relative; overflow: hidden; padding: 48px; color: #fff; background: var(--brand); flex-direction: column; justify-content: flex-end; }
@media (min-width: 1024px) { .auth-side { display: flex; } }
.auth-side p.big { font: 700 38px/1.15 var(--font-head); }
.auth-side ul { list-style: none; padding: 0; margin: 28px 0 0; display: grid; gap: 12px; color: rgba(255,255,255,.9); }
.auth-side li { display: flex; gap: 12px; align-items: center; }
.divider { display: flex; align-items: center; gap: 12px; margin: 24px 0; font-size: 12px; font-weight: 600; letter-spacing: .1em; color: var(--muted-fg); }
.divider::before, .divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }

/* Dashboard */
.dash { min-height: 100dvh; background: color-mix(in srgb, var(--muted) 45%, var(--bg)); }
@media (min-width: 1024px) { .dash { display: grid; grid-template-columns: 256px 1fr; } }
.sidebar { display: none; position: sticky; top: 0; height: 100dvh; flex-direction: column; padding: 20px 12px; border-right: 1px solid var(--border); background: var(--card); }
@media (min-width: 1024px) { .sidebar { display: flex; } }
.side-group { margin-top: 24px; }
.side-group p { padding: 0 12px; font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--muted-fg); }
.side-link { display: flex; align-items: center; gap: 12px; min-height: 40px; margin-top: 2px; padding: 0 12px; border-radius: 12px; font-size: 14px; font-weight: 500; color: var(--muted-fg); }
.side-link:hover { background: var(--muted); color: var(--fg); }
.side-link[aria-current=page] { background: var(--fg); color: var(--bg); }
.dash-top { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; justify-content: space-between; gap: 12px; height: 56px; padding: 0 16px; border-bottom: 1px solid var(--border); background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(12px); }
.dash-main { max-width: 1040px; margin: 0 auto; padding: 24px 16px 48px; min-width: 0; }
@media (min-width: 640px) { .dash-main { padding: 32px 24px 64px; } }
.mobile-nav { margin: 0 -16px 16px; padding: 0 16px 4px; overflow-x: auto; }
.mobile-nav ul { display: flex; gap: 8px; width: max-content; padding: 0; margin: 0; list-style: none; }
.mobile-nav a { display: flex; align-items: center; gap: 8px; min-height: 40px; padding: 0 14px; border: 1px solid var(--border); border-radius: 999px; background: var(--card); font-size: 14px; font-weight: 500; color: var(--muted-fg); white-space: nowrap; }
.mobile-nav a[aria-current=page] { background: var(--fg); color: var(--bg); border-color: var(--fg); }
@media (min-width: 1024px) { .mobile-nav, .lg-hide { display: none !important; } }
.page-head { display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between; gap: 16px; margin-bottom: 24px; }
.page-head h1 { font-size: clamp(24px, 3vw, 30px); font-weight: 700; }
.page-head p { margin-top: 4px; color: var(--muted-fg); max-width: 640px; }
.stat { padding: 20px; border-radius: var(--radius); border: 1px solid var(--border); background: var(--card); }
.stat .v { margin-top: 6px; font: 700 30px var(--font-head); font-variant-numeric: tabular-nums; }
.chart { display: flex; align-items: flex-end; gap: 8px; height: 176px; }
.chart .col { flex: 1; display: flex; flex-direction: column; justify-content: flex-end; height: 100%; }
.chart .bar { min-height: 4px; border-radius: 8px 8px 0 0; background: var(--brand); }
.chart .n { margin-bottom: 4px; text-align: center; font-size: 12px; font-weight: 600; color: var(--muted-fg); }
.chart-x { display: flex; gap: 8px; margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--border); }
.chart-x div { flex: 1; text-align: center; font-size: 12px; }
.meter { height: 8px; border-radius: 99px; background: var(--muted); }
.meter > div { height: 8px; border-radius: 99px; background: var(--brand); }
.thumb { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--muted); color: var(--muted-fg); flex-shrink: 0; }
.link-emoji { font-size: 18px; line-height: 1; }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.min-w-0 { min-width: 0; flex: 1; }
table.table { width: 100%; border-collapse: collapse; font-size: 14px; }
.table th { padding: 12px 16px; text-align: left; font-size: 12px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--muted-fg); background: var(--muted); }
.table td { padding: 12px 16px; border-top: 1px solid var(--border); vertical-align: top; }
.table-wrap { position: relative; overflow-x: auto; }
.tool-btn { display: flex; gap: 12px; align-items: flex-start; width: 100%; padding: 12px; border-radius: 16px; border: 1px solid var(--border); background: var(--card); color: inherit; text-align: left; font: inherit; cursor: pointer; }
.tool-btn:hover { border-color: color-mix(in srgb, var(--secondary) 45%, transparent); }
.tool-btn[aria-pressed=true] { border-color: var(--secondary); background: color-mix(in srgb, var(--secondary) 8%, var(--card)); }
.tool-btn[aria-pressed=true] svg { color: var(--secondary); }
.output { margin-top: 12px; max-height: 560px; overflow: auto; padding: 16px; border-radius: 16px; background: var(--muted); white-space: pre-wrap; font: 14px/1.6 var(--font-body); }
.upgrade { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; padding: 20px; border-radius: var(--radius); border: 1px solid color-mix(in srgb, var(--secondary) 35%, transparent); background: color-mix(in srgb, var(--secondary) 7%, var(--card)); }
.toast { position: fixed; bottom: 20px; left: 50%; z-index: 60; transform: translateX(-50%); max-width: calc(100vw - 32px); padding: 12px 20px; border-radius: 999px; background: var(--fg); color: var(--bg); font-size: 14px; font-weight: 500; box-shadow: 0 16px 32px -12px rgba(0,0,0,.4); }
.preview { position: relative; overflow: hidden; padding: 20px; border-radius: 32px; border: 1px solid var(--border); color: #fff; }

/* Animations */
@keyframes rise { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.rise { animation: rise .45s cubic-bezier(.2,.8,.2,1) both; }
@keyframes spin { to { transform: rotate(360deg); } }
.spin { animation: spin 1s linear infinite; }
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; scroll-behavior: auto !important; } }
[hidden] { display: none !important; }
.domain-status { flex-direction: column; align-items: stretch; }
@media (min-width: 640px) { .domain-status { flex-direction: row; align-items: center; } }