/* Shravelle public website */
:root {
  --ink: #0A2540; --text: #1F2D3D; --muted: #4E5D72; --faint: #8792A2; --line: #E3E8EE; --soft: #F6F9FC; --white: #FFFFFF;
  --accent: #635BFF; --accent2: #0EA5E9; --accent-soft: #EFEEFF; --ok: #0E9F6E;
  --font: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; --mono: "JetBrains Mono", ui-monospace, Menlo, monospace;
  --radius: 14px; --shadow: 0 1px 2px rgba(10, 37, 64, .05); --shadow-lg: 0 30px 60px -20px rgba(50, 50, 93, .25), 0 18px 36px -18px rgba(0, 0, 0, .3);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font: 16px/1.6 var(--font); color: var(--text); background: var(--white); -webkit-font-smoothing: antialiased; }
a { color: var(--accent); text-decoration: none; } a:hover { color: #4B44E0; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { color: var(--ink); letter-spacing: -0.025em; margin: 0; line-height: 1.15; }
p { margin: 0; }
code { font-family: var(--mono); font-size: .88em; background: var(--soft); border: 1px solid var(--line); border-radius: 6px; padding: 1px 6px; color: var(--ink); }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.srOnly { position: absolute; left: -9999px; }

/* nav */
.nav { position: sticky; top: 0; z-index: 30; background: rgba(255, 255, 255, .8); backdrop-filter: saturate(180%) blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.nav.scrolled { border-bottom-color: var(--line); }
.nav .wrap { display: flex; align-items: center; gap: 28px; height: 66px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--ink); letter-spacing: -0.02em; }
.logo i { width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, #8B7CFF, #635BFF 55%, #3B82F6); display: inline-grid; place-items: center; box-shadow: 0 3px 8px rgba(99, 91, 255, .35); }
.logo i::after { content: ""; width: 10px; height: 10px; border-radius: 50%; border: 2.5px solid #fff; }
.nav .links { display: flex; gap: 26px; }
.nav .links a { color: var(--text); font-weight: 500; font-size: 15px; }
.nav .links a:hover, .nav .links a.on { color: var(--accent); }
.nav .cta { margin-left: auto; display: flex; gap: 10px; align-items: center; }
.menu-btn { display: none; margin-left: auto; background: none; border: 1px solid var(--line); border-radius: 8px; padding: 6px 10px; font: inherit; }
@media (max-width: 900px) { .nav .links, .nav .cta .ghost { display: none; } .nav.open .links { display: flex; position: absolute; top: 66px; left: 0; right: 0; flex-direction: column; background: #fff; padding: 16px 24px; border-bottom: 1px solid var(--line); gap: 14px; } }

/* buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; border-radius: 999px; padding: 10px 18px; font: 600 15px var(--font); border: 1px solid transparent; cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s; white-space: nowrap; }
.btn.primary { background: var(--accent); color: #fff; box-shadow: 0 4px 14px -4px rgba(99, 91, 255, .6); }
.btn.primary:hover { background: #544CF0; color: #fff; transform: translateY(-1px); }
.btn.dark { background: var(--ink); color: #fff; } .btn.dark:hover { background: #12355A; color: #fff; }
.btn.ghost { background: transparent; color: var(--ink); } .btn.ghost:hover { color: var(--accent); }
.btn.outline { background: #fff; color: var(--ink); border-color: var(--line); box-shadow: var(--shadow); } .btn.outline:hover { border-color: #C9D2DC; color: var(--ink); }
.btn.lg { padding: 13px 24px; font-size: 16px; }
.btn svg { width: 16px; height: 16px; }

/* hero */
.hero { position: relative; overflow: hidden; padding: 84px 0 40px; }
.mesh { position: absolute; inset: -20% -10% auto -10%; height: 820px; z-index: -1; filter: blur(60px); opacity: .9; }
.mesh span { position: absolute; border-radius: 50%; animation: drift 18s ease-in-out infinite alternate; }
.mesh span:nth-child(1) { width: 520px; height: 520px; left: 8%; top: 0; background: #C7D2FE; }
.mesh span:nth-child(2) { width: 460px; height: 460px; left: 42%; top: -60px; background: #FBCFE8; animation-delay: -6s; }
.mesh span:nth-child(3) { width: 520px; height: 520px; right: 2%; top: 60px; background: #BAE6FD; animation-delay: -12s; }
.mesh span:nth-child(4) { width: 380px; height: 380px; left: 30%; top: 260px; background: #DDD6FE; animation-delay: -3s; }
@keyframes drift { from { transform: translate(0, 0) scale(1); } to { transform: translate(40px, 30px) scale(1.08); } }
@media (prefers-reduced-motion: reduce) { .mesh span { animation: none; } }
.pill { display: inline-flex; align-items: center; gap: 8px; background: rgba(255, 255, 255, .75); border: 1px solid rgba(99, 91, 255, .2); border-radius: 999px; padding: 5px 14px 5px 6px; font-size: 14px; color: var(--ink); font-weight: 500; box-shadow: var(--shadow); }
.pill b { background: var(--accent); color: #fff; border-radius: 999px; padding: 1px 9px; font-size: 12px; font-weight: 600; }
.hero h1 { font-size: clamp(40px, 6vw, 70px); font-weight: 700; letter-spacing: -0.04em; line-height: 1.04; margin: 22px 0 22px; max-width: 900px; }
.hero h1 em { font-style: normal; background: linear-gradient(90deg, #635BFF, #0EA5E9 60%, #8B5CF6); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero .lead { font-size: 20px; color: var(--muted); max-width: 640px; line-height: 1.55; }
.hero .actions { display: flex; gap: 12px; margin: 32px 0 20px; flex-wrap: wrap; }
.trust { display: flex; gap: 22px; flex-wrap: wrap; color: var(--muted); font-size: 14px; }
.trust span { display: inline-flex; align-items: center; gap: 7px; }
.trust svg { width: 16px; height: 16px; color: var(--ok); }
.shot { margin-top: 56px; perspective: 2000px; }
.frame { border-radius: 14px; background: #fff; border: 1px solid rgba(10, 37, 64, .08); box-shadow: var(--shadow-lg); overflow: hidden; transform: rotateX(4deg); transform-origin: top center; }
.frame .bar { display: flex; align-items: center; gap: 7px; height: 36px; padding: 0 14px; background: #F6F8FB; border-bottom: 1px solid var(--line); }
.frame .bar i { width: 11px; height: 11px; border-radius: 50%; background: #E3E8EE; }
.frame .bar span { margin-left: 14px; font-size: 12px; color: var(--faint); background: #fff; border: 1px solid var(--line); border-radius: 6px; padding: 2px 12px; }

/* sections */
section { padding: 96px 0; }
section.soft { background: var(--soft); }
.eyebrow { color: var(--accent); font-weight: 600; font-size: 15px; margin-bottom: 12px; }
.sh { max-width: 720px; margin-bottom: 48px; }
.sh h2 { font-size: clamp(30px, 4vw, 44px); font-weight: 700; letter-spacing: -0.035em; }
.sh p { color: var(--muted); font-size: 18px; margin-top: 16px; }
.sh.center { margin-left: auto; margin-right: auto; text-align: center; }
.grid { display: grid; gap: 20px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); } .g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); } .g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
@media (max-width: 960px) { .g3, .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 640px) { .g2, .g3, .g4 { grid-template-columns: 1fr; } section { padding: 64px 0; } }
.card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; box-shadow: var(--shadow); transition: transform .2s, box-shadow .2s, border-color .2s; }
a.card { color: inherit; display: block; }
a.card:hover, .card.hover:hover { transform: translateY(-2px); box-shadow: 0 18px 40px -20px rgba(50, 50, 93, .3); border-color: #D5DCE5; }
.ico { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); margin-bottom: 16px; }
.ico svg { width: 20px; height: 20px; }
.card h3 { font-size: 18px; font-weight: 650; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 15px; }
.card ul { margin: 12px 0 0; padding: 0; list-style: none; color: var(--muted); font-size: 14.5px; }
.card ul li { padding: 3px 0 3px 22px; position: relative; }
.card ul li::before { content: ""; position: absolute; left: 2px; top: 10px; width: 10px; height: 6px; border-left: 2px solid var(--ok); border-bottom: 2px solid var(--ok); transform: rotate(-45deg); }

/* steps */
.steps { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; position: relative; counter-reset: s; }
@media (max-width: 960px) { .steps { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; } }
@media (max-width: 640px) { .steps { grid-template-columns: 1fr; } }
.step { padding: 0 20px 0 0; position: relative; }
.step .num { width: 40px; height: 40px; border-radius: 50%; background: #fff; border: 1px solid var(--line); display: grid; place-items: center; font-weight: 700; color: var(--accent); box-shadow: var(--shadow); position: relative; z-index: 1; }
.step::before { content: ""; position: absolute; top: 20px; left: 40px; right: 0; height: 1px; background: linear-gradient(90deg, var(--line), var(--line) 60%, transparent); }
.step:last-child::before { display: none; }
@media (max-width: 960px) { .step::before { display: none; } }
.step h3 { font-size: 18px; margin: 18px 0 8px; }
.step p { color: var(--muted); font-size: 15px; }
.step .t { display: inline-block; margin-top: 10px; font-size: 13px; color: var(--accent); font-weight: 600; }

/* code */
.codebox { background: #0B1020; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-lg); }
.codebox .tabs { display: flex; gap: 2px; padding: 8px 8px 0; background: #0F1629; overflow-x: auto; }
.codebox .tabs button { background: transparent; border: 0; color: #8A94B0; font: 500 13px var(--font); padding: 8px 12px; border-radius: 8px 8px 0 0; cursor: pointer; white-space: nowrap; }
.codebox .tabs button.on { background: #0B1020; color: #fff; }
pre.code { margin: 0; padding: 20px 22px; color: #D7DEF5; font: 13.5px/1.7 var(--mono); overflow-x: auto; background: #0B1020; position: relative; }
pre.code .c { color: #6B7799; } pre.code .s { color: #A5E3B4; } pre.code .k { color: #C4B5FD; }
.copy { position: absolute; top: 10px; right: 10px; background: rgba(255, 255, 255, .08); color: #C9D1E9; border: 1px solid rgba(255, 255, 255, .12); border-radius: 7px; font: 500 12px var(--font); padding: 4px 10px; cursor: pointer; }
.copy:hover { background: rgba(255, 255, 255, .16); }
.codewrap { position: relative; }

/* split feature */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: 56px; align-items: center; }
@media (max-width: 960px) { .split { grid-template-columns: 1fr; } }
.checks { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 14px; }
.checks li { display: flex; gap: 12px; color: var(--text); }
.checks li svg { width: 22px; height: 22px; flex: none; color: var(--accent); margin-top: 1px; }
.checks li b { color: var(--ink); }
.badges { display: flex; flex-wrap: wrap; gap: 10px; }
.badges span { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; font-size: 14px; font-weight: 500; color: var(--ink); box-shadow: var(--shadow); }

/* pricing */
.plans { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; align-items: stretch; }
@media (max-width: 960px) { .plans { grid-template-columns: 1fr; } }
.plan { display: flex; flex-direction: column; gap: 14px; padding: 28px; }
.plan.featured { border: 2px solid var(--accent); position: relative; box-shadow: 0 24px 48px -24px rgba(99, 91, 255, .45); }
.plan.featured::before { content: "Most popular"; position: absolute; top: -13px; left: 24px; background: var(--accent); color: #fff; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: 999px; }
.plan .price { font-size: 38px; font-weight: 700; color: var(--ink); letter-spacing: -0.03em; }
.plan .price small { font-size: 15px; color: var(--muted); font-weight: 500; letter-spacing: 0; }
.plan .lim { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; font-size: 14px; color: var(--muted); padding: 14px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.plan .lim b { display: block; color: var(--ink); font-size: 16px; }
.plan .btn { justify-content: center; margin-top: auto; }
table.cmp { width: 100%; border-collapse: collapse; font-size: 15px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
table.cmp th, table.cmp td { padding: 12px 16px; border-bottom: 1px solid var(--line); text-align: center; }
table.cmp th:first-child, table.cmp td:first-child { text-align: left; }
table.cmp thead th { background: var(--soft); color: var(--ink); font-weight: 600; }
table.cmp td.g { color: var(--faint); font-size: 13px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; background: #FBFCFE; text-align: left; }
.yes { color: var(--ok); font-weight: 700; } .no { color: #C1C9D2; }

/* docs */
.docs { display: grid; grid-template-columns: 250px minmax(0, 1fr); gap: 48px; padding: 40px 0 96px; }
@media (max-width: 960px) { .docs { grid-template-columns: 1fr; } .toc { position: static !important; } }
.toc { position: sticky; top: 90px; align-self: start; max-height: calc(100vh - 110px); overflow-y: auto; font-size: 14.5px; }
.toc .g { font-size: 12px; font-weight: 600; color: var(--faint); text-transform: uppercase; letter-spacing: .05em; margin: 18px 0 6px; }
.toc a { display: block; padding: 5px 10px; border-radius: 7px; color: var(--muted); }
.toc a:hover { background: var(--soft); color: var(--ink); }
.toc a.on { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.doc h1 { font-size: 40px; letter-spacing: -0.035em; margin-bottom: 12px; }
.doc h2 { font-size: 28px; margin: 64px 0 12px; padding-top: 12px; scroll-margin-top: 90px; }
.doc h3 { font-size: 19px; margin: 28px 0 10px; scroll-margin-top: 90px; }
.doc p, .doc li { color: var(--text); font-size: 16px; }
.doc p + p { margin-top: 12px; }
.doc ol, .doc ul { padding-left: 22px; } .doc li { margin: 6px 0; }
.doc .codewrap { margin: 14px 0; }
.doc pre.code { border-radius: 12px; }
.note { border: 1px solid #DCD9FF; background: #F7F6FF; border-radius: 12px; padding: 14px 16px; margin: 16px 0; font-size: 15px; }
.note b { color: var(--ink); }
.ptabs { display: flex; flex-wrap: wrap; gap: 8px; margin: 18px 0 8px; }
.ptabs button { background: #fff; border: 1px solid var(--line); border-radius: 999px; padding: 7px 14px; font: 500 14px var(--font); cursor: pointer; color: var(--ink); }
.ptabs button.on { background: var(--ink); border-color: var(--ink); color: #fff; }
.ppanel { display: none; } .ppanel.on { display: block; }
.timeline { border-left: 2px solid var(--line); margin: 20px 0 0 10px; padding-left: 26px; }
.timeline > div { position: relative; padding-bottom: 22px; }
.timeline > div::before { content: attr(data-n); position: absolute; left: -41px; top: 0; width: 28px; height: 28px; border-radius: 50%; background: var(--accent); color: #fff; font-size: 13px; font-weight: 700; display: grid; place-items: center; }
.timeline b { color: var(--ink); }

/* forms */
.formcard { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 32px; box-shadow: 0 30px 60px -30px rgba(50, 50, 93, .25); }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label, .fl { font-size: 14px; font-weight: 500; color: var(--ink); }
.field input, .field select, .field textarea { font: 15px var(--font); color: var(--ink); border: 1px solid #D7DEE6; border-radius: 10px; padding: 11px 13px; background: #fff; width: 100%; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 4px rgba(99, 91, 255, .14); }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 0 14px; }
@media (max-width: 640px) { .two { grid-template-columns: 1fr; } .formcard { padding: 22px; } }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0 16px; }
.chips label { display: inline-flex; align-items: center; gap: 6px; border: 1px solid #D7DEE6; border-radius: 999px; padding: 6px 12px; font-size: 14px; cursor: pointer; user-select: none; background: #fff; }
.chips input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.chips label:has(input:checked) { background: var(--accent-soft); border-color: var(--accent); color: #3F37C9; font-weight: 600; }
.chips label:has(input:focus-visible) { box-shadow: 0 0 0 3px rgba(99, 91, 255, .3); }
.choice { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 18px; }
@media (max-width: 640px) { .choice { grid-template-columns: 1fr; } }
.choice label { border: 1px solid #D7DEE6; border-radius: 12px; padding: 14px 16px; cursor: pointer; display: flex; gap: 12px; align-items: flex-start; }
.choice label:has(input:checked) { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(99, 91, 255, .14); }
.choice input { margin-top: 4px; accent-color: var(--accent); }
.choice b { display: block; color: var(--ink); } .choice span { font-size: 14px; color: var(--muted); }
.toggle { display: flex; gap: 12px; align-items: flex-start; border: 1px dashed #C9C5FF; background: #FAFAFF; border-radius: 12px; padding: 14px 16px; margin-bottom: 16px; cursor: pointer; }
.toggle input { margin-top: 4px; accent-color: var(--accent); width: 18px; height: 18px; }
.toggle b { color: var(--ink); } .toggle span { font-size: 14px; color: var(--muted); display: block; }
.err { color: #C0392B; font-size: 14px; margin-top: 10px; font-weight: 500; }
.hp { position: absolute; left: -9999px; }
.success .key { font-family: var(--mono); font-size: 13px; background: var(--soft); border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; word-break: break-all; margin: 6px 0 12px; }

/* cta & footer */
.ctaband { border-radius: 24px; padding: 64px; text-align: center; color: #fff; background: radial-gradient(60% 120% at 10% 0%, #8B7CFF 0%, transparent 60%), radial-gradient(60% 120% at 100% 100%, #0EA5E9 0%, transparent 55%), #4338CA; position: relative; overflow: hidden; }
.ctaband h2 { color: #fff; font-size: clamp(28px, 4vw, 42px); letter-spacing: -0.035em; }
.ctaband p { color: rgba(255, 255, 255, .85); font-size: 18px; margin: 14px auto 28px; max-width: 560px; }
.ctaband .btn.primary { background: #fff; color: var(--ink); box-shadow: none; } .ctaband .btn.outline { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .5); }
@media (max-width: 640px) { .ctaband { padding: 40px 22px; } }
footer { border-top: 1px solid var(--line); padding: 56px 0 40px; font-size: 14.5px; color: var(--muted); }
footer .cols { display: grid; grid-template-columns: 1.4fr repeat(4, 1fr); gap: 32px; }
@media (max-width: 800px) { footer .cols { grid-template-columns: 1fr 1fr; } }
footer h4 { font-size: 14px; color: var(--ink); margin-bottom: 12px; letter-spacing: 0; }
footer a { display: block; color: var(--muted); padding: 3px 0; } footer a:hover { color: var(--ink); }
footer .bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.pagehead { padding: 72px 0 24px; position: relative; overflow: hidden; }
.pagehead h1 { font-size: clamp(36px, 5vw, 56px); letter-spacing: -0.04em; font-weight: 700; }
.pagehead p { color: var(--muted); font-size: 19px; margin-top: 16px; max-width: 680px; }