/* zDrive marketing site - shared styles. No external fonts or CDNs. */
:root {
  --bg: #f7f6ff;
  --surface: #ffffff;
  --surface-2: #efedff;
  --ink: #15123b;
  --muted: #55527a;
  --line: #dcd8f5;
  --violet: #5b2bf0;
  --violet-ink: #4a1fd0;
  --pink: #ff3d86;
  --amber: #ffb347;
  --mint: #12b886;
  --hero: linear-gradient(135deg, #2a0f8f 0%, #5b2bf0 38%, #d6338a 78%, #ff8a4c 100%);
  --shadow: 0 18px 50px -20px rgba(60, 30, 160, .35);
  --font: "Segoe UI Variable Text", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Segoe UI Variable Display", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "Cascadia Code", Consolas, Menlo, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e0c24;
    --surface: #181538;
    --surface-2: #211d4a;
    --ink: #f1efff;
    --muted: #b3afdc;
    --line: #322d66;
    --violet: #a58bff;
    --violet-ink: #c1b0ff;
    --mint: #3be0ae;
    --shadow: 0 18px 50px -20px rgba(0, 0, 0, .7);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 1.0625rem/1.65 var(--font); -webkit-font-smoothing: antialiased; }
img, svg { max-width: 100%; }
a { color: var(--violet-ink); text-underline-offset: .18em; }
a:hover { color: var(--pink); }
:focus-visible { outline: 3px solid var(--amber); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--bg); padding: .6rem 1rem; z-index: 100; }
.skip:focus { left: 1rem; top: 1rem; }
.wrap { width: min(1120px, 100% - 2rem); margin-inline: auto; }
h1, h2, h3 { font-family: var(--font-display); line-height: 1.12; letter-spacing: -.025em; margin: 0 0 .6em; }
h1 { font-size: clamp(2.4rem, 6vw + .5rem, 4.6rem); font-weight: 800; }
h2 { font-size: clamp(1.7rem, 3vw + .6rem, 2.6rem); font-weight: 750; }
h3 { font-size: 1.25rem; font-weight: 700; letter-spacing: -.01em; }
p { margin: 0 0 1em; max-width: 68ch; }
code, kbd { font-family: var(--mono); font-size: .9em; background: var(--surface-2); padding: .12em .4em; border-radius: 6px; overflow-wrap: anywhere; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.bar { display: flex; align-items: center; gap: 1rem; min-height: 64px; }
.brand { display: inline-flex; align-items: center; gap: .55rem; font: 800 1.4rem/1 var(--font-display); letter-spacing: -.03em; color: var(--ink); text-decoration: none; }
.brand b { color: var(--violet); font-weight: 800; }
.nav { display: flex; gap: .25rem; margin-left: auto; align-items: center; flex-wrap: wrap; }
.nav a { color: var(--ink); text-decoration: none; padding: .45rem .8rem; border-radius: 999px; font-weight: 600; font-size: .98rem; }
.nav a:hover, .nav a[aria-current="page"] { background: var(--surface-2); color: var(--violet-ink); }
.nav .lang { border: 1.5px solid var(--line); }
.menu-btn { display: none; margin-left: auto; background: var(--surface-2); border: 0; color: var(--ink); font: 700 1rem var(--font); padding: .55rem 1rem; border-radius: 999px; cursor: pointer; }
@media (max-width: 860px) {
  .menu-btn { display: block; }
  .nav { display: none; flex-direction: column; align-items: stretch; width: 100%; margin: 0 0 1rem; }
  .bar { flex-wrap: wrap; }
  .nav.open { display: flex; }
}

/* Buttons */
.btn { display: inline-block; padding: .85rem 1.5rem; border-radius: 999px; font-weight: 700; text-decoration: none; border: 2px solid transparent; transition: transform .15s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: #fff; color: #2a0f8f; }
.btn-primary:hover { color: #2a0f8f; }
.btn-ghost { border-color: rgba(255,255,255,.7); color: #fff; }
.btn-ghost:hover { color: #fff; background: rgba(255,255,255,.14); }
.btn-solid { background: var(--violet); color: #fff; }
@media (prefers-color-scheme: dark) { .btn-solid { background: #7d5cff; } }
.btn-solid:hover { color: #fff; }
.cta-row { display: flex; gap: .8rem; flex-wrap: wrap; margin-top: 1.6rem; }

/* Hero */
.hero { background: var(--hero); color: #fff; position: relative; overflow: hidden; padding: clamp(3.5rem, 9vw, 7rem) 0 clamp(4rem, 9vw, 7.5rem); }
.hero::after { content: ""; position: absolute; width: 520px; height: 520px; right: -140px; top: -160px; border-radius: 50%; background: radial-gradient(circle, rgba(255,255,255,.28), transparent 65%); }
.hero .wrap { position: relative; z-index: 1; display: grid; gap: 3rem; grid-template-columns: 1.15fr .85fr; align-items: center; }
.hero.slim .wrap { grid-template-columns: 1fr; }
.hero h1 { color: #fff; }
.hero p { font-size: 1.2rem; color: rgba(255,255,255,.92); }
@media (max-width: 860px) { .hero .wrap { grid-template-columns: 1fr; } }
.hero-card { background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.35); border-radius: 32px; padding: 1.6rem; backdrop-filter: blur(6px); }
.hero-card ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .7rem; }
.hero-card li { display: flex; gap: .7rem; align-items: center; background: rgba(255,255,255,.16); padding: .7rem 1rem; border-radius: 18px; font-weight: 600; }
.hero-card svg { flex: none; }
.chunks { display: flex; gap: 6px; margin-top: 1rem; }
.chunks i { flex: 1; height: 14px; border-radius: 6px; background: rgba(255,255,255,.35); }
.chunks i.chg { background: var(--amber); }

/* Sections */
section.block { padding: clamp(3rem, 7vw, 5.5rem) 0; }
section.alt { background: var(--surface-2); }
.lead { font-size: 1.2rem; color: var(--muted); }
.grid { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); margin-top: 2.2rem; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 28px; padding: 1.8rem; box-shadow: var(--shadow); }
.card p { color: var(--muted); margin: 0; }
.card.big { grid-column: span 2; background: var(--ink); color: var(--bg); border-color: transparent; }
.card.big p { color: color-mix(in srgb, var(--bg) 78%, transparent); }
.card.big h3 { color: var(--bg); }
@media (prefers-color-scheme: dark) { .card.big { background: linear-gradient(135deg, #3a1fa8, #8b2a73); color: #fff; } .card.big h3, .card.big p { color: #fff; } }
@media (max-width: 640px) { .card.big { grid-column: auto; } }
.ico { width: 52px; height: 52px; border-radius: 18px; display: grid; place-items: center; margin-bottom: 1.1rem; background: var(--hero); color: #fff; }
.ico svg { width: 26px; height: 26px; }
.split { display: grid; gap: 2.5rem; grid-template-columns: 1fr 1fr; align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.ticks { list-style: none; padding: 0; margin: 0 0 1em; display: grid; gap: .6rem; }
.ticks li { padding-left: 1.9rem; position: relative; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .5em; width: 1.05rem; height: .55rem; border-left: 3px solid var(--mint); border-bottom: 3px solid var(--mint); transform: rotate(-45deg) translateY(-30%); }
.cta-band { background: var(--hero); color: #fff; border-radius: 36px; padding: clamp(2rem, 5vw, 3.5rem); }
.cta-band h2 { color: #fff; }
.cta-band p { color: rgba(255,255,255,.92); }

/* Chat mock (CSS-only illustration) */
.chat { background: var(--surface); border: 1px solid var(--line); border-radius: 32px; box-shadow: var(--shadow); overflow: hidden; color: var(--ink); }
.chat-top { display: flex; justify-content: space-between; align-items: center; gap: 1rem; padding: .8rem 1.2rem; background: var(--surface-2); font-weight: 700; font-size: .92rem; }
.chat-top span:last-child { font-weight: 600; color: var(--muted); }
.chat-body { padding: 1.3rem; display: grid; gap: .9rem; }
.msg { max-width: 88%; padding: .8rem 1.1rem; border-radius: 22px; font-size: .98rem; line-height: 1.5; }
.msg.me { justify-self: end; background: var(--violet); color: #fff; border-bottom-right-radius: 6px; }
@media (prefers-color-scheme: dark) { .msg.me { background: #6d4aff; } }
.msg.ai { background: var(--surface-2); border-bottom-left-radius: 6px; }
.tool { justify-self: start; font-family: var(--mono); font-size: .82rem; border: 1.5px dashed var(--line); color: var(--muted); border-radius: 14px; padding: .45rem .8rem; }
.tool b { color: var(--mint); }
.note { font-size: .9rem; color: var(--muted); margin-top: .8rem; }

/* Steps, tables, docs */
.steps { counter-reset: s; list-style: none; padding: 0; display: grid; gap: 1rem; }
.steps li { counter-increment: s; background: var(--surface); border: 1px solid var(--line); border-radius: 22px; padding: 1rem 1.2rem 1rem 4rem; position: relative; }
.steps li::before { content: counter(s); position: absolute; left: 1rem; top: 50%; transform: translateY(-50%); width: 2.2rem; height: 2.2rem; border-radius: 50%; background: var(--hero); color: #fff; display: grid; place-items: center; font-weight: 800; }
.urlbox { display: flex; gap: .6rem; flex-wrap: wrap; align-items: center; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: .7rem 1rem; }
.urlbox code { background: none; font-size: 1rem; }
.urlbox button { margin-left: auto; border: 0; background: var(--violet); color: #fff; font: 700 .9rem var(--font); padding: .5rem 1rem; border-radius: 999px; cursor: pointer; }
.tools { display: grid; gap: .6rem; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); list-style: none; padding: 0; margin: 1.2rem 0; }
.tools li { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: .6rem .9rem; font-size: .95rem; }
.tools code { background: none; padding: 0; font-weight: 700; color: var(--violet-ink); display: block; }
.toc { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.5rem 0 0; padding: 0; list-style: none; }
.toc a { display: block; padding: .4rem .9rem; border-radius: 999px; background: rgba(255,255,255,.18); color: #fff; text-decoration: none; font-weight: 600; font-size: .95rem; }
.toc a:hover { background: rgba(255,255,255,.3); color: #fff; }
.prose { padding: 3rem 0 4rem; }
.prose h2 { margin-top: 2.4rem; font-size: 1.6rem; }
.prose section { scroll-margin-top: 90px; }
.prose ul { max-width: 68ch; }
.notice { border: 2px solid var(--amber); background: color-mix(in srgb, var(--amber) 22%, var(--surface)); border-radius: 20px; padding: 1rem 1.3rem; font-weight: 600; margin: 0 0 2rem; max-width: none; }

/* Footer */
.site-footer { border-top: 1px solid var(--line); padding: 2.5rem 0; background: var(--surface); }
.foot { display: flex; flex-wrap: wrap; gap: 1.5rem 3rem; justify-content: space-between; }
.foot ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: .4rem 1.4rem; }
.foot p { color: var(--muted); font-size: .92rem; margin: .5rem 0 0; }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }

/* legal pages */
.prose { overflow-wrap: anywhere; }
.prose p, .prose ol, .prose blockquote { max-width: 68ch; }
.legal h2 { scroll-margin-top: 90px; }
.legal-meta { color: var(--muted); font-weight: 600; margin: 0 0 1.5rem; max-width: none; }
.toc { margin: 0 0 2rem; }
.toc h2 { font-size: 1.2rem; margin: 0 0 .5rem; }
.toc ol { columns: 2 18rem; column-gap: 2rem; padding-left: 1.4rem; margin: 0; max-width: none; }
.toc li { break-inside: avoid; margin: .2rem 0; }
.table-wrap { overflow-x: auto; max-width: 100%; margin: 1.2rem 0; -webkit-overflow-scrolling: touch; }
.table-wrap table { border-collapse: collapse; min-width: 36rem; font-size: .95rem; }
.table-wrap th, .table-wrap td { border: 1px solid rgba(127,127,127,.35); padding: .5rem .7rem; text-align: left; vertical-align: top; overflow-wrap: normal; }
.table-wrap th { background: color-mix(in srgb, var(--amber) 14%, var(--surface)); }
.legal blockquote { margin: 1.2rem 0; padding: .2rem 1.1rem; border-left: 4px solid var(--amber); background: color-mix(in srgb, var(--amber) 10%, var(--surface)); border-radius: 0 12px 12px 0; }
.legal blockquote p { margin: .6rem 0; white-space: pre-line; }