/* =====================================================
   Arsha Technologies, Inc. — Shared Design System
   ===================================================== */

:root {
  --bg: #090c14;
  --bg-alt: #0f1420;
  --surface: #131926;
  --surface-2: #171f30;
  --border: #202838;
  --text: #e7eaf2;
  --text-muted: #97a1b3;
  --text-dim: #6b7488;
  --accent: #7c5cff;
  --accent-2: #22d3ee;
  --gradient: linear-gradient(135deg, var(--accent), var(--accent-2));
  --success: #34d399;
  --warning: #fbbf24;
  --danger: #f87171;
  --radius: 14px;
  --radius-sm: 8px;
  --max-width: 1180px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

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

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 0.5em; font-weight: 700; }
h1 { font-size: clamp(2rem, 4.5vw, 3.2rem); letter-spacing: -0.5px; }
h2 { font-size: clamp(1.6rem, 3vw, 2.3rem); letter-spacing: -0.3px; }
h3 { font-size: 1.25rem; }
p { margin: 0 0 1em; color: var(--text-muted); }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 88px 0; }
.section-tight { padding: 56px 0; }
.section-alt { background: var(--bg-alt); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 14px;
}
.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gradient);
}

.lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 680px;
}

.text-gradient {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, border-color 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gradient);
  color: #060810;
  box-shadow: 0 8px 24px rgba(124, 92, 255, 0.28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(124, 92, 255, 0.38); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent-2); color: var(--accent-2); }
.btn-block { width: 100%; }
.btn-sm { padding: 9px 16px; font-size: 0.85rem; }

/* Header / nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(9, 12, 20, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
  gap: 24px;
}
.brand { display: flex; align-items: center; flex-shrink: 0; }
.logo-full { height: 38px; width: auto; }
.site-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  font-weight: 500;
}
.site-nav a { color: var(--text-muted); transition: color 0.15s ease; }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--text); }
.site-nav a[aria-current="page"] { position: relative; }
.nav-cta { color: #060810 !important; }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; }

/* Hero */
.hero {
  padding: 96px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: -200px;
  right: -160px;
  width: 520px;
  height: 520px;
  background: radial-gradient(circle, rgba(124, 92, 255, 0.25), transparent 70%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  bottom: -220px;
  left: -160px;
  width: 480px;
  height: 480px;
  background: radial-gradient(circle, rgba(34, 211, 238, 0.18), transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 1; max-width: 760px; }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

.page-hero {
  padding: 64px 0 48px;
  border-bottom: 1px solid var(--border);
}

/* Stats strip */
.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding: 32px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stat { text-align: center; }
.stat strong { display: block; font-size: 1.8rem; font-weight: 800; }
.stat span { font-size: 0.85rem; color: var(--text-dim); }

/* Grids & cards */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform 0.15s ease, border-color 0.15s ease;
}
.card:hover { transform: translateY(-3px); border-color: rgba(124, 92, 255, 0.4); }
.card-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  margin-bottom: 18px;
}
.card h3 { margin-bottom: 8px; }
.card p { margin-bottom: 0; }
.card ul { color: var(--text-muted); padding-left: 20px; margin: 12px 0 0; }
.card ul li { margin-bottom: 6px; }

.pill {
  display: inline-block;
  padding: 5px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0 8px 8px 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}
.badge-success { background: rgba(52, 211, 153, 0.15); color: var(--success); }
.badge-warning { background: rgba(251, 191, 36, 0.15); color: var(--warning); }
.badge-info { background: rgba(34, 211, 238, 0.15); color: var(--accent-2); }
.badge-muted { background: rgba(151, 161, 179, 0.12); color: var(--text-muted); }

/* Section headers */
.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.section-head.left { margin: 0 0 48px; text-align: left; }

/* Steps / timeline */
.steps { display: grid; gap: 20px; }
.step {
  display: flex;
  gap: 20px;
  padding: 26px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}
.step-number {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gradient);
  color: #060810;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step h3 { margin-bottom: 6px; }
.step p { margin-bottom: 0; }

/* CTA band */
.cta-band {
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(124, 92, 255, 0.15), rgba(34, 211, 238, 0.1));
  border: 1px solid var(--border);
  padding: 56px;
  text-align: center;
}
.cta-band h2 { margin-bottom: 12px; }
.cta-band p { max-width: 520px; margin: 0 auto 28px; }

/* Tables */
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 12px 14px; border-bottom: 1px solid var(--border); font-size: 0.92rem; }
th { color: var(--text-dim); font-weight: 600; text-transform: uppercase; font-size: 0.75rem; letter-spacing: 0.5px; }
td { color: var(--text-muted); }

/* Forms */
.form-grid { display: grid; gap: 18px; grid-template-columns: repeat(2, 1fr); }
.form-field { display: flex; flex-direction: column; gap: 6px; }
.form-field.full { grid-column: 1 / -1; }
label { font-size: 0.85rem; font-weight: 600; color: var(--text); }
input, select, textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-family: var(--font);
  font-size: 0.95rem;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent-2);
}
textarea { resize: vertical; min-height: 120px; }
.field-error { color: var(--danger); font-size: 0.8rem; min-height: 1em; }
.form-note { font-size: 0.85rem; color: var(--text-dim); margin-top: 8px; }
.form-success {
  display: none;
  background: rgba(52, 211, 153, 0.12);
  border: 1px solid rgba(52, 211, 153, 0.35);
  color: var(--success);
  padding: 16px 20px;
  border-radius: var(--radius-sm);
  margin-top: 20px;
}
.form-success.visible { display: block; }

/* Accordion (FAQ) */
.accordion-item {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  background: var(--surface);
  overflow: hidden;
}
.accordion-trigger {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  color: var(--text);
  font-size: 1rem;
  font-weight: 600;
  padding: 18px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}
.accordion-trigger .icon { transition: transform 0.2s ease; color: var(--accent-2); font-size: 1.2rem; }
.accordion-item.open .accordion-trigger .icon { transform: rotate(45deg); }
.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
  padding: 0 20px;
}
.accordion-panel p { padding-bottom: 18px; margin: 0; }

/* Legal pages */
.legal-content h2 { margin-top: 40px; }
.legal-content h2:first-child { margin-top: 0; }
.legal-content p, .legal-content li { color: var(--text-muted); }
.legal-content ul, .legal-content ol { padding-left: 22px; }
.legal-meta { color: var(--text-dim); font-size: 0.9rem; margin-bottom: 32px; }
.legal-content { max-width: 760px; }

/* Info box (about / contact business info) */
.info-box {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
}
.info-box dl { display: grid; grid-template-columns: 140px 1fr; gap: 10px 16px; margin: 0; }
.info-box dt { color: var(--text-dim); font-size: 0.85rem; }
.info-box dd { margin: 0; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); background: var(--bg-alt); padding: 64px 0 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1.3fr;
  gap: 32px;
  padding-bottom: 48px;
}
.footer-brand p { font-size: 0.9rem; margin-top: 16px; }
.footer-col h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-dim); margin-bottom: 16px; }
.footer-col a { display: block; color: var(--text-muted); font-size: 0.92rem; margin-bottom: 10px; }
.footer-col a:hover { color: var(--accent-2); }
.footer-contact address { font-style: normal; color: var(--text-muted); font-size: 0.92rem; margin-bottom: 10px; }
.footer-contact p { font-size: 0.92rem; margin-bottom: 8px; }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  font-size: 0.82rem;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* Placeholder marker for phone/email not yet supplied */
.placeholder-value { border-bottom: 1px dashed var(--text-dim); color: var(--text-muted); }

/* 404 */
.error-page { text-align: center; padding: 120px 0; }
.error-page .code {
  font-size: clamp(4rem, 12vw, 8rem);
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 0;
}

/* Utility */
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }
.text-center { text-align: center; }
.flex-center { display: flex; align-items: center; justify-content: center; }

/* Responsive */
@media (max-width: 980px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats-strip { grid-template-columns: repeat(2, 1fr); gap: 28px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .nav-toggle { display: flex; }
  .site-nav {
    position: absolute;
    top: 78px;
    left: 0;
    right: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    align-items: flex-start;
    padding: 20px 24px 28px;
    gap: 18px;
    display: none;
  }
  .site-nav.open { display: flex; }
  .nav-cta { order: 10; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 36px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .info-box dl { grid-template-columns: 1fr; }
  .step { flex-direction: column; }
}