/* ==========================================================================
   Yeshay Digital LLC — Design System
   Editorial typography (Inter + JetBrains Mono), 1px hairlines, mobile-first.
   Solid palette (Stripe/Vercel inspired). No neon gradients.
   ========================================================================== */

:root {
  --bg: #ffffff;
  --surface: #fafafa;
  --surface-2: #f5f5f5;
  --fg: #0a0a0a;
  --muted: #666666;
  --faint: #8f8f8f;
  --border: #eaeaea;
  --border-strong: #d4d4d4;
  --accent: #0070f3;
  --accent-ink: #0059c1;
  --ok: #067647;
  --warn: #b54708;
  --dark: #000000;
  --radius: 8px;
  --radius-lg: 12px;
  --maxw: 1120px;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

p { margin: 0; }

a { color: inherit; text-decoration: none; }

.mono { font-family: var(--mono); font-feature-settings: "tnum" 1; }

/* ---- Layout ------------------------------------------------------------- */
.wrap { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }

section { border-top: 1px solid var(--border); }
section:first-of-type { border-top: 0; }

.section { padding: 56px 0; }
@media (min-width: 768px) { .section { padding: 88px 0; } }

.eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.h-display { font-size: 34px; }
@media (min-width: 768px) { .h-display { font-size: 56px; } }

.h-2 { font-size: 26px; }
@media (min-width: 768px) { .h-2 { font-size: 36px; } }

.lede { color: var(--muted); font-size: 16px; max-width: 62ch; margin-top: 16px; }
@media (min-width: 768px) { .lede { font-size: 18px; } }

/* ---- Header ------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  gap: 16px;
}

.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; letter-spacing: -0.02em; }

.brand-mark {
  width: 26px; height: 26px; border-radius: 6px;
  background: var(--dark); color: #fff;
  display: grid; place-items: center;
  font-family: var(--mono); font-size: 12px; font-weight: 700;
}

.nav-desktop { display: none; }
@media (min-width: 900px) {
  .nav-desktop { display: flex; align-items: center; gap: 26px; }
}

.nav-link { font-size: 14px; color: var(--muted); }
.nav-link:hover { color: var(--fg); }

.header-actions { display: flex; align-items: center; gap: 8px; }

.lang-switch {
  display: inline-flex; border: 1px solid var(--border-strong); border-radius: 999px;
  overflow: hidden; font-family: var(--mono); font-size: 11px;
}
.lang-switch button {
  appearance: none; border: 0; background: transparent; color: var(--muted);
  padding: 6px 10px; cursor: pointer; font-family: inherit; letter-spacing: 0.06em;
}
.lang-switch button[aria-pressed="true"] { background: var(--dark); color: #fff; }

.hamburger {
  width: 44px; height: 44px; border: 1px solid var(--border-strong); border-radius: var(--radius);
  background: var(--bg); cursor: pointer; display: grid; place-items: center; padding: 0;
}
@media (min-width: 900px) { .hamburger { display: none; } }
.hamburger span { display: block; width: 18px; height: 2px; background: var(--fg); position: relative; }
.hamburger span::before, .hamburger span::after {
  content: ""; position: absolute; left: 0; width: 18px; height: 2px; background: var(--fg);
}
.hamburger span::before { top: -6px; }
.hamburger span::after { top: 6px; }

.mobile-nav {
  display: none; border-bottom: 1px solid var(--border); background: var(--bg);
}
.mobile-nav[data-open="true"] { display: block; }
.mobile-nav ul { list-style: none; margin: 0; padding: 8px 0 16px; }
.mobile-nav a {
  display: block; padding: 14px 20px; font-size: 16px; border-bottom: 1px solid var(--border);
}
.mobile-nav a:last-child { border-bottom: 0; }

/* ---- Buttons ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 18px; border-radius: var(--radius);
  font-size: 15px; font-weight: 500; cursor: pointer; border: 1px solid transparent;
  transition: background .15s ease, border-color .15s ease, color .15s ease;
  font-family: var(--sans); background: var(--bg);
}
.btn-primary { background: var(--dark); color: #fff; border-color: var(--dark); }
.btn-primary:hover { background: #222; border-color: #222; }
.btn-ghost { border-color: var(--border-strong); color: var(--fg); }
.btn-ghost:hover { border-color: var(--fg); }
.btn-accent { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-accent:hover { background: var(--accent-ink); border-color: var(--accent-ink); }
.btn-block { width: 100%; }
.btn[disabled] { opacity: .45; cursor: not-allowed; }

/* ---- Hero --------------------------------------------------------------- */
.hero { padding: 48px 0 40px; border-top: 0; }
@media (min-width: 768px) { .hero { padding: 84px 0 64px; } }

.hero-grid { display: grid; gap: 32px; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; } }

.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

.badge-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.badge {
  font-family: var(--mono); font-size: 11px; letter-spacing: .04em;
  border: 1px solid var(--border-strong); border-radius: 999px; padding: 5px 10px; color: var(--muted);
}

.hero-panel {
  border: 1px solid var(--border); border-radius: var(--radius-lg);
  background: var(--surface); padding: 18px;
}
.hero-panel .row {
  display: flex; justify-content: space-between; gap: 12px;
  padding: 12px 0; border-bottom: 1px solid var(--border); font-size: 13px;
}
.hero-panel .row:last-child { border-bottom: 0; }
.hero-panel .k { color: var(--muted); }
.hero-panel .v { font-family: var(--mono); }
.dot { display: inline-block; width: 7px; height: 7px; border-radius: 50%; background: var(--ok); margin-right: 6px; }

/* ---- Metrics / stats ---------------------------------------------------- */
.metrics { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; }
@media (min-width: 768px) { .metrics { grid-template-columns: repeat(4, 1fr); } }
.metric { background: var(--bg); padding: 22px 18px; }
.metric .n { font-family: var(--mono); font-size: 26px; font-weight: 600; letter-spacing: -0.02em; }
@media (min-width: 768px) { .metric .n { font-size: 30px; } }
.metric .l { color: var(--muted); font-size: 13px; margin-top: 6px; }

/* ---- Cases ------------------------------------------------------------- */
.cases { display: grid; gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; margin-top: 32px; }
@media (min-width: 900px) { .cases { grid-template-columns: repeat(3, 1fr); } }
.case { background: var(--bg); padding: 24px 20px; }
.case .tag { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-ink); }
.case h3 { font-size: 19px; margin-top: 12px; }
.case p { color: var(--muted); font-size: 14px; margin-top: 10px; }
.case dl { margin: 18px 0 0; display: grid; gap: 8px; }
.case .spec { display: flex; justify-content: space-between; font-size: 13px; border-top: 1px solid var(--border); padding-top: 8px; }
.case .spec dt { color: var(--muted); }
.case .spec dd { margin: 0; font-family: var(--mono); }

/* ---- Catalog ----------------------------------------------------------- */
.catalog { display: grid; gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; margin-top: 32px; }
@media (min-width: 860px) { .catalog { grid-template-columns: repeat(2, 1fr); } }
.pkg { background: var(--bg); padding: 24px 20px; display: flex; flex-direction: column; gap: 12px; }
.pkg-top { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.pkg h3 { font-size: 18px; }
.pkg .price { font-family: var(--mono); font-size: 24px; font-weight: 600; white-space: nowrap; }
.pkg .price small { font-size: 12px; color: var(--muted); font-weight: 400; }
.pkg p { color: var(--muted); font-size: 14px; }
.pkg ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.pkg li { font-size: 14px; color: var(--muted); padding-left: 18px; position: relative; }
.pkg li::before { content: "—"; position: absolute; left: 0; color: var(--border-strong); }
.pkg .btn { margin-top: auto; }

/* ---- Checkout / lookup ------------------------------------------------- */
.checkout-grid { display: grid; gap: 28px; }
@media (min-width: 900px) { .checkout-grid { grid-template-columns: 1.1fr .9fr; } }

.card { border: 1px solid var(--border); border-radius: var(--radius-lg); background: var(--bg); }
.card-head { padding: 18px 20px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.card-body { padding: 20px; }

.field { margin-bottom: 16px; }
.field label { display: block; font-size: 13px; font-weight: 500; margin-bottom: 6px; }
.field .hint { font-size: 12px; color: var(--faint); margin-top: 6px; }
input[type="text"], input[type="email"], select {
  width: 100%; min-height: 48px; padding: 0 14px;
  border: 1px solid var(--border-strong); border-radius: var(--radius);
  font-size: 15px; font-family: var(--sans); background: var(--bg); color: var(--fg);
}
input.mono, .value-mono { font-family: var(--mono); }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }

.amount-line { display: flex; justify-content: space-between; align-items: baseline; padding: 14px 0; border-bottom: 1px solid var(--border); }
.amount-line .label { color: var(--muted); font-size: 14px; }
.amount-line .val { font-family: var(--mono); font-size: 20px; font-weight: 600; }

.legal-accept { display: flex; gap: 10px; align-items: flex-start; margin: 16px 0; }
.legal-accept input { width: 20px; height: 20px; margin-top: 2px; flex: none; }
.legal-accept label { font-size: 13px; color: var(--muted); }
.legal-accept a { color: var(--accent-ink); text-decoration: underline; }

.notice { font-size: 13px; border: 1px solid var(--border-strong); border-left: 3px solid var(--accent); border-radius: var(--radius); padding: 12px 14px; background: var(--surface); color: var(--muted); margin-top: 16px; }
.notice.ok { border-left-color: var(--ok); }
.notice.warn { border-left-color: var(--warn); }

.receipt { border: 1px solid var(--border-strong); border-radius: var(--radius-lg); padding: 20px; margin-top: 20px; background: var(--surface); }
.receipt h3 { font-size: 16px; }
.receipt table { width: 100%; border-collapse: collapse; margin-top: 14px; }
.receipt td { padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 14px; vertical-align: top; }
.receipt td.k { color: var(--muted); width: 45%; }
.receipt td.v { font-family: var(--mono); text-align: right; }

.hidden { display: none !important; }

/* ---- Steps ------------------------------------------------------------- */
.steps { display: grid; gap: 20px; margin-top: 28px; }
@media (min-width: 860px) { .steps { grid-template-columns: repeat(3, 1fr); gap: 28px; } }
.step .num { font-family: var(--mono); font-size: 12px; color: var(--muted); }
.step h3 { font-size: 17px; margin-top: 10px; }
.step p { color: var(--muted); font-size: 14px; margin-top: 8px; }

/* ---- Footer ------------------------------------------------------------ */
.site-footer { background: var(--dark); color: #cfcfcf; padding: 48px 0 96px; }
@media (min-width: 900px) { .site-footer { padding-bottom: 48px; } }
.footer-grid { display: grid; gap: 28px; }
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr; } }
.site-footer h4 { color: #fff; font-size: 13px; text-transform: uppercase; letter-spacing: .1em; font-family: var(--mono); font-weight: 500; }
.site-footer a { color: #cfcfcf; font-size: 14px; display: block; padding: 5px 0; }
.site-footer a:hover { color: #fff; }
.footer-legal { margin-top: 32px; padding-top: 20px; border-top: 1px solid #262626; font-size: 12px; color: #8a8a8a; line-height: 1.7; }

/* ---- Mobile bottom action bar ----------------------------------------- */
.mobile-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 60;
  background: rgba(255,255,255,.94); backdrop-filter: blur(12px);
  border-top: 1px solid var(--border); padding: 10px 16px;
  display: flex; gap: 10px;
}
@media (min-width: 900px) { .mobile-bar { display: none; } }
.mobile-bar .btn { flex: 1; }

/* ---- Legal pages ------------------------------------------------------- */
.legal-body { max-width: 76ch; }
.legal-body h2 { font-size: 19px; margin-top: 32px; }
.legal-body p, .legal-body li { color: #333; font-size: 15px; margin-top: 10px; }
.legal-body a { color: var(--accent-ink); text-decoration: underline; }
.legal-meta { font-family: var(--mono); font-size: 12px; color: var(--muted); margin-top: 8px; }

@media print {
  .site-header, .mobile-bar, .site-footer, .no-print { display: none !important; }
  body { font-size: 12px; }
  .receipt { border: 1px solid #000; background: #fff; }
}