/* ===================================================================
   solsquare.app — public site (landing + docs + legal)
   Shares the dashboard's futuristic design language.
   =================================================================== */
:root {
  --bg: #04060c;
  --bg-soft: #070a12;
  --surface: rgba(255, 255, 255, 0.028);
  --surface-2: rgba(255, 255, 255, 0.05);
  --border: rgba(148, 176, 255, 0.12);
  --border-strong: rgba(148, 176, 255, 0.22);
  --text: #e8eefc;
  --muted: #8792ad;
  --faint: #5a637d;
  --accent: #38bdf8;
  --accent-2: #7c8cff;
  --accent-grad: linear-gradient(135deg, #22d3ee 0%, #6366f1 100%);
  --ok: #34d399;
  --mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --r: 16px;
  --r-sm: 10px;
  --maxw: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text); font-family: var(--sans);
  font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
body::before {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(60vw 55vh at 12% -6%, rgba(56, 189, 248, 0.14), transparent 60%),
    radial-gradient(55vw 45vh at 100% 0%, rgba(124, 140, 255, 0.13), transparent 55%),
    radial-gradient(60vw 55vh at 50% 118%, rgba(99, 102, 241, 0.10), transparent 60%);
}
body::after {
  content: ""; position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(148, 176, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(148, 176, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(130vw 130vh at 50% -10%, #000 30%, transparent 80%);
}
main, header, footer, section { position: relative; z-index: 1; }
a { color: inherit; text-decoration: none; }
img, svg { max-width: 100%; }
::selection { background: rgba(56, 189, 248, 0.3); }
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 22px; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 9px;
  padding: 12px 20px; border-radius: 12px; border: 1px solid transparent;
  background: var(--accent-grad); color: #061018; font-weight: 680; cursor: pointer;
  font-size: 15px; letter-spacing: 0.01em; transition: transform 0.12s, box-shadow 0.2s;
  box-shadow: 0 8px 24px -8px rgba(56, 189, 248, 0.6);
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 12px 30px -8px rgba(56, 189, 248, 0.75); }
.btn.ghost { background: var(--surface-2); color: var(--text); border-color: var(--border); box-shadow: none; font-weight: 600; }
.btn.ghost:hover { background: rgba(148, 176, 255, 0.12); border-color: var(--border-strong); }
.btn.sm { padding: 9px 15px; font-size: 14px; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 30; backdrop-filter: blur(14px);
  background: rgba(4, 6, 12, 0.72); border-bottom: 1px solid var(--border);
}
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 11px; font-weight: 720; }
.logo { width: 32px; height: 32px; border-radius: 9px; display: grid; place-items: center; background: var(--accent-grad); color: #04060c; box-shadow: 0 6px 18px -6px rgba(56, 189, 248, 0.7); }
.brand-name { background: linear-gradient(120deg, #fff, #a9c7ff); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; font-size: 18px; }
.nav-links { display: flex; align-items: center; gap: 26px; }
.nav-links a { color: var(--muted); font-weight: 560; font-size: 15px; }
.nav-links a:hover { color: var(--text); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-toggle { display: none; background: none; border: 1px solid var(--border); border-radius: 8px; color: var(--text); padding: 7px 9px; cursor: pointer; }

/* Hero */
.hero { padding: 96px 0 72px; text-align: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--border-strong); background: var(--surface); color: var(--muted);
  font-size: 13px; font-weight: 560; margin-bottom: 26px;
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.hero h1 { font-size: clamp(38px, 6vw, 68px); line-height: 1.05; margin: 0 0 20px; font-weight: 760; letter-spacing: -0.02em; }
.hero h1 .grad { background: var(--accent-grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p.lead { font-size: clamp(17px, 2.4vw, 21px); color: var(--muted); max-width: 720px; margin: 0 auto 34px; }
.hero-cta { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-note { color: var(--faint); font-size: 13px; margin-top: 18px; }
.hero-note code { font-family: var(--mono); color: var(--accent); }

/* Terminal visual */
.terminal {
  max-width: 760px; margin: 54px auto 0; text-align: left; border-radius: 14px; overflow: hidden;
  border: 1px solid var(--border-strong); background: rgba(4, 8, 16, 0.9); box-shadow: var(--r) 0 60px -20px rgba(0,0,0,0.7), 0 30px 80px -30px rgba(56,189,248,0.25);
}
.terminal-bar { display: flex; align-items: center; gap: 7px; padding: 12px 15px; border-bottom: 1px solid var(--border); background: rgba(255,255,255,0.02); }
.terminal-bar .tdot { width: 11px; height: 11px; border-radius: 50%; background: #2a3242; }
.terminal-bar .tlabel { margin-left: 10px; color: var(--faint); font-size: 12.5px; font-family: var(--mono); }
.terminal pre { margin: 0; padding: 18px 20px; font-family: var(--mono); font-size: 13.5px; line-height: 1.7; overflow-x: auto; color: #cdd6f4; }
.terminal .c-prompt { color: var(--accent); }
.terminal .c-flag { color: var(--accent-2); }
.terminal .c-ok { color: var(--ok); }
.terminal .c-dim { color: var(--faint); }

/* Section scaffolding */
section.block { padding: 78px 0; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.section-head .kicker { text-transform: uppercase; letter-spacing: 0.14em; font-size: 12.5px; font-weight: 700; color: var(--accent); }
.section-head h2 { font-size: clamp(28px, 4vw, 40px); margin: 12px 0 12px; font-weight: 720; letter-spacing: -0.01em; }
.section-head p { color: var(--muted); font-size: 17px; margin: 0; }

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.step { padding: 26px; border-radius: var(--r); border: 1px solid var(--border); background: var(--surface); backdrop-filter: blur(14px); }
.step .num { width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center; background: var(--surface-2); border: 1px solid var(--border-strong); color: var(--accent); font-weight: 720; margin-bottom: 15px; }
.step h3 { margin: 0 0 8px; font-size: 18px; }
.step p { margin: 0; color: var(--muted); font-size: 15px; }

/* Features */
.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature { padding: 24px; border-radius: var(--r); border: 1px solid var(--border); background: var(--surface); backdrop-filter: blur(14px); transition: border-color 0.15s, transform 0.15s; }
.feature:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.feature .ficon { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: var(--surface-2); border: 1px solid var(--border); color: var(--accent); margin-bottom: 15px; }
.feature h3 { margin: 0 0 8px; font-size: 17px; }
.feature p { margin: 0; color: var(--muted); font-size: 14.5px; }

/* Pricing */
.pricing { display: grid; grid-template-columns: repeat(2, minmax(0, 380px)); gap: 22px; justify-content: center; }
.plan { padding: 30px; border-radius: var(--r); border: 1px solid var(--border); background: var(--surface); backdrop-filter: blur(14px); display: flex; flex-direction: column; }
.plan.pro { border-color: var(--border-strong); background: linear-gradient(180deg, rgba(56,189,248,0.06), rgba(99,102,241,0.05)); box-shadow: 0 24px 60px -30px rgba(56,189,248,0.4); }
.plan .pname { font-weight: 700; font-size: 15px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); }
.plan .pop { display: inline-block; margin-left: 8px; font-size: 11px; padding: 3px 8px; border-radius: 999px; background: var(--accent-grad); color: #061018; font-weight: 700; letter-spacing: 0.04em; vertical-align: middle; }
.plan .price { font-size: 46px; font-weight: 760; margin: 14px 0 2px; letter-spacing: -0.02em; }
.plan .price span { font-size: 16px; color: var(--muted); font-weight: 500; }
.plan .psub { color: var(--faint); font-size: 13.5px; margin-bottom: 20px; }
.plan ul { list-style: none; padding: 0; margin: 0 0 24px; display: flex; flex-direction: column; gap: 11px; }
.plan li { display: flex; gap: 10px; align-items: flex-start; color: var(--text); font-size: 15px; }
.plan li svg { color: var(--accent); flex: none; margin-top: 3px; }
.plan .btn { width: 100%; margin-top: auto; }

/* CTA band */
.cta-band { text-align: center; padding: 70px 0; }
.cta-band h2 { font-size: clamp(26px, 4vw, 38px); margin: 0 0 14px; font-weight: 720; }
.cta-band p { color: var(--muted); font-size: 17px; margin: 0 0 26px; }

/* Footer */
footer { border-top: 1px solid var(--border); padding: 54px 0 34px; margin-top: 40px; background: var(--bg-soft); }
.foot-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 30px; }
.foot-brand p { color: var(--muted); font-size: 14px; max-width: 280px; margin: 14px 0 0; }
.foot-col h4 { font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--faint); margin: 0 0 14px; font-weight: 700; }
.foot-col a { display: block; color: var(--muted); font-size: 14.5px; margin-bottom: 10px; }
.foot-col a:hover { color: var(--text); }
.foot-bottom { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 40px; padding-top: 22px; border-top: 1px solid var(--border); color: var(--faint); font-size: 13px; flex-wrap: wrap; }

/* Code blocks (shared with docs) */
.code { position: relative; border-radius: 12px; border: 1px solid var(--border); background: rgba(4, 8, 16, 0.85); margin: 16px 0; overflow: hidden; }
.code pre { margin: 0; padding: 15px 16px; font-family: var(--mono); font-size: 13.5px; line-height: 1.65; overflow-x: auto; color: #cdd6f4; }
.code .copy { position: absolute; top: 8px; right: 8px; background: var(--surface-2); border: 1px solid var(--border); color: var(--muted); border-radius: 8px; padding: 5px 10px; font-size: 12px; cursor: pointer; }
.code .copy:hover { color: var(--text); border-color: var(--border-strong); }
.tok-cmd { color: #a6e3a1; }
.tok-flag { color: var(--accent-2); }
.tok-str { color: #a6e3a1; }
.tok-var { color: var(--accent); }
.tok-comment { color: var(--faint); font-style: italic; }

/* Cookie banner */
.cookie {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 60; max-width: 640px; margin: 0 auto;
  display: flex; align-items: center; gap: 14px; flex-wrap: wrap; justify-content: space-between;
  padding: 15px 18px; border-radius: 14px; border: 1px solid var(--border-strong);
  background: rgba(10, 14, 24, 0.96); backdrop-filter: blur(10px); box-shadow: var(--r) 0 40px -12px rgba(0,0,0,0.6);
}
.cookie p { margin: 0; color: var(--muted); font-size: 13.5px; flex: 1; min-width: 220px; }
.cookie a { color: var(--accent); }
.cookie .btn { padding: 8px 16px; font-size: 13.5px; }

/* Responsive */
@media (max-width: 900px) {
  .steps, .features { grid-template-columns: 1fr 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
}
@media (max-width: 680px) {
  .nav-links, .nav-cta .btn.ghost { display: none; }
  .nav-toggle { display: inline-flex; }
  .nav-links.open { display: flex; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; gap: 4px; padding: 14px 22px; background: rgba(6,9,17,0.98); border-bottom: 1px solid var(--border); }
  .hero { padding: 64px 0 48px; }
  .steps, .features { grid-template-columns: 1fr; }
  .pricing { grid-template-columns: 1fr; }
  section.block { padding: 56px 0; }
  .foot-grid { grid-template-columns: 1fr; }
}