/* Arzana Industrial Supply — Custom Stylesheet */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=General+Sans:wght@400;500;600&display=swap');

/* ── Tokens ─────────────────────────────────────────────────────── */
:root {
  --bg:        #f7f4ef;
  --bg-sub:    #ede9e1;
  --bg-card:   #ffffff;
  --ink:       #0e1419;
  --ink-muted: #5a6572;
  --ink-faint: #a0aab4;
  --navy:      #1a3a5c;
  --navy-dark: #0d2137;
  --amber:     #e8941a;
  --amber-dim: #c97d10;
  --red:       #c0392b;
  --border:    #d8d3ca;
  --shadow:    0 2px 16px rgba(14,20,25,.08), 0 1px 4px rgba(14,20,25,.05);
  --shadow-lg: 0 8px 40px rgba(14,20,25,.12), 0 2px 8px rgba(14,20,25,.06);
  --radius:    10px;
  --font-head: 'Syne', sans-serif;
  --font-body: 'General Sans', sans-serif;
}

/* ── Reset ───────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* subtle grid texture */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: .25;
  pointer-events: none;
  z-index: 0;
}
#content { position: relative; z-index: 1; }

/* ── Navigation ──────────────────────────────────────────────────── */
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 48px;
  border-bottom: 1px solid var(--border);
  background: rgba(247,244,239,.85);
  backdrop-filter: blur(12px);
  position: sticky;
  top: 0;
  z-index: 100;
}
.logo {
  font-family: var(--font-head);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: .04em;
  text-transform: uppercase;
}
.logo span { color: var(--amber); }
.nav-links { display: flex; gap: 28px; align-items: center; }
.nav-links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--ink-muted);
  text-decoration: none;
  transition: color .2s;
}
.nav-links a:hover { color: var(--ink); }
.nav-badge {
  background: var(--navy);
  color: #fff;
  font-size: .75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
}

/* ── Hero ────────────────────────────────────────────────────────── */
.hero {
  text-align: center;
  padding: 80px 48px 60px;
  max-width: 780px;
  margin: 0 auto;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-sub);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: .8rem;
  font-weight: 500;
  color: var(--ink-muted);
  margin-bottom: 28px;
}
.hero-eyebrow::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--amber);
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(.8); }
}
h1 {
  font-family: var(--font-head);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.08;
  color: var(--navy-dark);
  margin-bottom: 20px;
}
h1 em {
  font-style: normal;
  color: var(--amber);
}
.hero-sub {
  font-size: 1.1rem;
  color: var(--ink-muted);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.65;
}

/* CTA row */
.cta-row {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: .95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all .2s ease;
  letter-spacing: .01em;
}
.btn-primary {
  background: var(--navy);
  color: #fff;
  box-shadow: 0 2px 12px rgba(26,58,92,.3);
}
.btn-primary:hover {
  background: var(--navy-dark);
  box-shadow: 0 4px 20px rgba(26,58,92,.4);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }
.btn-secondary {
  background: var(--bg-card);
  color: var(--ink);
  border: 1.5px solid var(--border);
  box-shadow: var(--shadow);
}
.btn-secondary:hover {
  border-color: var(--ink-muted);
  transform: translateY(-1px);
}

/* ── How it works ────────────────────────────────────────────────── */
.section { padding: 60px 48px; max-width: 900px; margin: 0 auto; }
.section-label {
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 12px;
}
.section h2 {
  font-family: var(--font-head);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--navy-dark);
  margin-bottom: 32px;
}

/* Steps */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.step {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  position: relative;
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
}
.step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}
.step-num {
  width: 32px; height: 32px;
  background: var(--navy);
  color: #fff;
  font-family: var(--font-head);
  font-size: .875rem;
  font-weight: 700;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.step h3 {
  font-family: var(--font-head);
  font-size: 1rem;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
}
.step p { font-size: .875rem; color: var(--ink-muted); line-height: 1.55; }
.step-arrow {
  position: absolute;
  right: -18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ink-faint);
  font-size: 1.2rem;
  display: none;
}
@media (min-width: 640px) {
  .step:not(:last-child) .step-arrow { display: block; }
}

/* ── Demo section ───────────────────────────────────────────────── */
#demo {
  background: var(--navy-dark);
  color: #fff;
  padding: 64px 48px;
  margin: 40px 0;
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}
#demo::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    rgba(255,255,255,.015) 0px,
    rgba(255,255,255,.015) 1px,
    transparent 1px,
    transparent 20px
  );
  pointer-events: none;
}
#demo .section-label { color: rgba(255,255,255,.45); }
#demo h2 { color: #fff; }
#demo .hero-sub { color: rgba(255,255,255,.6); }

.demo-wrapper { max-width: 680px; margin: 0 auto; }

.email-preview {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 24px;
  font-size: .875rem;
  color: rgba(255,255,255,.7);
  line-height: 1.7;
  text-align: left;
  position: relative;
}
.email-preview::before {
  content: 'INBOUND EMAIL';
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .08em;
  color: var(--amber);
  background: rgba(232,148,26,.15);
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 12px;
}
.email-preview p { margin-bottom: 8px; }
.email-preview p:last-child { margin-bottom: 0; }

.demo-trigger { text-align: center; }

.btn-demo {
  background: var(--amber);
  color: var(--navy-dark);
  font-size: 1rem;
  font-weight: 700;
  padding: 15px 40px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  letter-spacing: .02em;
  transition: all .2s ease;
  box-shadow: 0 4px 20px rgba(232,148,26,.35);
}
.btn-demo:hover {
  background: #f0a020;
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(232,148,26,.45);
}
.btn-demo:active { transform: translateY(0); }
.btn-demo:disabled { opacity: .6; cursor: not-allowed; transform: none; }

/* Loading spinner */
.spinner {
  display: inline-block;
  width: 18px; height: 18px;
  border: 2px solid rgba(14,20,25,.2);
  border-top-color: var(--navy-dark);
  border-radius: 50%;
  animation: spin .7s linear infinite;
  margin-right: 8px;
  vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Results */
#demo-result {
  margin-top: 32px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  padding: 28px;
  display: none;
}
#demo-result.show { display: block; }
.result-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}
.result-icon {
  width: 40px; height: 40px;
  background: #10b981;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.result-title {
  font-family: var(--font-head);
  font-size: 1.1rem;
  font-weight: 700;
  color: #fff;
}
.result-subtitle { font-size: .8rem; color: rgba(255,255,255,.5); }

.result-items { margin-bottom: 20px; }
.result-items table { width: 100%; border-collapse: collapse; }
.result-items th {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: rgba(255,255,255,.4);
  padding: 0 8px 8px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.result-items td {
  padding: 10px 8px;
  font-size: .875rem;
  color: rgba(255,255,255,.85);
  border-bottom: 1px solid rgba(255,255,255,.05);
}
.result-items tr:last-child td { border-bottom: none; }
.sku-tag {
  font-size: .7rem;
  font-weight: 600;
  background: rgba(255,255,255,.1);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  letter-spacing: .04em;
  color: rgba(255,255,255,.6);
}

.result-totals {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,.1);
}
.total-box {
  background: rgba(255,255,255,.05);
  border-radius: 8px;
  padding: 14px;
  text-align: center;
}
.total-label { font-size: .7rem; font-weight: 600; letter-spacing: .07em; text-transform: uppercase; color: rgba(255,255,255,.4); margin-bottom: 4px; }
.total-value { font-family: var(--font-head); font-size: 1.2rem; font-weight: 700; color: #fff; }
.total-value.grand { color: var(--amber); font-size: 1.4rem; }
.total-delta { font-size: .7rem; color: rgba(255,255,255,.35); }

.result-actions { margin-top: 20px; display: flex; gap: 12px; }
.btn-download {
  background: var(--amber);
  color: var(--navy-dark);
  font-size: .875rem;
  font-weight: 700;
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all .2s;
  font-family: var(--font-body);
}
.btn-download:hover { background: #f0a020; transform: translateY(-1px); }

.error-msg {
  background: rgba(192,57,43,.2);
  border: 1px solid rgba(192,57,43,.4);
  border-radius: 8px;
  padding: 16px;
  color: #f5c6c2;
  font-size: .875rem;
  margin-top: 16px;
}

/* ── Footer ──────────────────────────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 28px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: .8rem;
  color: var(--ink-faint);
}
footer a { color: var(--ink-muted); text-decoration: none; }
footer a:hover { color: var(--ink); }