/* ===== LeadVoip — base styles ===== */

:root {
  --bg: #0a0e17;
  --bg-alt: #0d1220;
  --surface: #111827;
  --surface-2: #151d30;
  --border: #232c42;
  --text: #e6e9f2;
  --text-dim: #9aa4bd;
  --text-faint: #64708c;
  --accent: #38bdf8;
  --accent-2: #22d3ee;
  --accent-warm: #fb923c;
  --success: #34d399;
  --radius: 14px;
  --radius-sm: 9px;
  --container: 1140px;
  --shadow: 0 20px 50px -20px rgba(0,0,0,.6);
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

h1, h2, h3, h4 { line-height: 1.2; margin: 0 0 .5em; font-weight: 700; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.1rem; }
p { margin: 0 0 1em; color: var(--text-dim); }
a { color: var(--accent); text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }

.eyebrow {
  display: inline-block;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--accent-2);
  margin-bottom: 14px;
}

.section-head { max-width: 640px; margin-bottom: 48px; }
.section-head .lead { margin-top: 12px; }
section { padding: 88px 0; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: .95rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #041017;
  box-shadow: 0 10px 30px -8px rgba(56,189,248,.55);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 14px 34px -8px rgba(56,189,248,.7); }
.btn-ghost {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-2); }
.btn-small { padding: 9px 18px; font-size: .85rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10,14,23,.75);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background .2s ease;
}
.site-header.scrolled { border-color: var(--border); background: rgba(10,14,23,.92); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.15rem; color: var(--text); }
.logo em { color: var(--accent-2); font-style: normal; }
.logo svg { flex-shrink: 0; }

.nav { display: flex; align-items: center; gap: 28px; }
.nav a:not(.btn) { color: var(--text-dim); font-weight: 500; font-size: .95rem; }
.nav a:not(.btn):hover { color: var(--text); }

.header-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }

.lang-switch {
  display: flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
  flex-shrink: 0;
}
.lang-btn {
  background: transparent;
  border: none;
  color: var(--text-faint);
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .02em;
  padding: 7px 11px;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}
.lang-btn.active { background: var(--surface-2); color: var(--accent-2); }
.lang-btn:not(.active):hover { color: var(--text); }

.personal-area { display: inline-flex; align-items: center; gap: 7px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  flex-shrink: 0;
}
.nav-toggle span { width: 22px; height: 2px; background: var(--text); border-radius: 2px; }

/* Hero */
.hero { position: relative; padding: 120px 0 100px; overflow: hidden; }
.hero-bg {
  position: absolute; inset: -10% -10% auto -10%; height: 620px;
  background:
    radial-gradient(circle at 20% 20%, rgba(56,189,248,.18), transparent 55%),
    radial-gradient(circle at 80% 0%, rgba(34,211,238,.14), transparent 50%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 780px; }
.hero .lead { font-size: 1.15rem; max-width: 620px; }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }

/* Stats */
.stats { padding: 40px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-alt); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat { display: flex; flex-direction: column; gap: 4px; }
.stat-num { font-size: 1.9rem; font-weight: 800; color: var(--accent-2); }
.stat-label { font-size: .85rem; color: var(--text-faint); }

/* Cards */
.card-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: transform .18s ease, border-color .18s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--accent); }
.card-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(56,189,248,.12);
  color: var(--accent-2);
  margin-bottom: 16px;
}
.card p { font-size: .92rem; margin: 0; }

/* Coverage */
.coverage { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.coverage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; max-width: 640px; }
.coverage-col h3 { display: flex; align-items: center; gap: 10px; font-size: 1rem; color: var(--text); }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; }
.dot-live { background: var(--success); box-shadow: 0 0 0 4px rgba(52,211,153,.18); }
.dot-soon { background: var(--accent-warm); box-shadow: 0 0 0 4px rgba(251,146,60,.18); }
.coverage-list { margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }
.coverage-list li { color: var(--text); font-weight: 500; font-size: .95rem; }
.coverage-list.muted li { color: var(--text-faint); }
.coverage-note { margin-top: 32px; color: var(--text-faint); font-size: .92rem; }

/* Why */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.why-item h3 { color: var(--text); }
.why-item p { font-size: .92rem; }
.why-item::before {
  content: "";
  display: block;
  width: 36px; height: 3px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border-radius: 3px;
  margin-bottom: 16px;
}

/* Steps */
.steps { display: grid; gap: 22px; counter-reset: none; }
.steps li { display: flex; gap: 20px; align-items: flex-start; }
.step-num {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--accent-2);
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.steps h3 { margin-bottom: 4px; color: var(--text); }
.steps p { margin: 0; font-size: .92rem; }

/* Contact */
.contact { background: var(--bg-alt); border-top: 1px solid var(--border); }
.contact-inner { max-width: 760px; }
.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.contact-form label {
  display: flex; flex-direction: column; gap: 8px;
  font-size: .88rem; font-weight: 600; color: var(--text);
}
.contact-form label.full { width: 100%; }
.optional { font-weight: 400; color: var(--text-faint); }
.contact-form input,
.contact-form select,
.contact-form textarea {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text);
  font-size: .95rem;
  font-family: inherit;
  outline: none;
  transition: border-color .15s ease;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus { border-color: var(--accent); }
.contact-form textarea { resize: vertical; }
.contact-form .btn { align-self: flex-start; }
.form-status { font-size: .9rem; min-height: 1.2em; color: var(--success); }
.form-status.error { color: #f87171; }

/* Footer */
.site-footer { background: var(--surface); border-top: 1px solid var(--border); padding: 56px 0 0; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 32px; padding-bottom: 40px; }
.footer-brand p { font-size: .88rem; max-width: 260px; margin-top: 12px; }
.footer-col h4 { font-size: .82rem; text-transform: uppercase; letter-spacing: .06em; color: var(--text-faint); margin-bottom: 14px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; font-size: .92rem; }
.footer-col a { color: var(--text-dim); }
.footer-col a:hover { color: var(--accent-2); }
.footer-col span { color: var(--text-faint); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  font-size: .82rem;
  color: var(--text-faint);
}

/* Responsive */
@media (max-width: 900px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .why-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .nav { position: fixed; top: 72px; left: 0; right: 0; background: var(--bg); border-bottom: 1px solid var(--border);
         flex-direction: column; align-items: flex-start; padding: 20px 24px 28px; gap: 16px;
         transform: translateY(-8px); opacity: 0; pointer-events: none; transition: opacity .18s ease, transform .18s ease; }
  .nav.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-toggle { display: flex; }
  .personal-area.btn-small { padding: 8px 10px; }
}

@media (max-width: 480px) {
  .personal-area .btn-label { display: none; }
  .header-actions { gap: 8px; }
  .form-row { grid-template-columns: 1fr; }
  .coverage-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .card-grid { grid-template-columns: 1fr; }
  .why-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  section { padding: 64px 0; }
  .hero { padding-top: 96px; }
}