/* === Zenance Landing Page === */

/* Brand tokens (from mobile/tokens/colors.ts) */
:root {
  --bg-primary: #F7F6F3;
  --bg-secondary: #EFEDE8;
  --bg-inverse: #1C1B1A;
  --surface-primary: #FFFFFF;
  --surface-elevated: #F2F0EB;
  --text-primary: #1F1E1C;
  --text-secondary: #5F5D58;
  --text-tertiary: #8A8883;
  --text-inverse: #F7F6F3;
  --accent-primary: #5B3A5E;
  --accent-muted: rgba(91, 58, 94, 0.15);
  --border-subtle: #E2DFD8;
  --border-default: #D2CEC6;
  --success: #6F8F6A;
  --warning: #C7923E;
  --error: #B94A48;

  --font-body: 'Georgia', 'Times New Roman', serif;
  --font-display: system-ui, -apple-system, 'Segoe UI', sans-serif;
  --max-width: 1080px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

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

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

/* Password Gate */
.gate {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--bg-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gate.hidden { display: none; }

.gate-card {
  text-align: center;
  width: 100%;
  max-width: 360px;
  padding: 0 24px;
}

.gate-card .logo {
  font-size: 28px;
  margin-bottom: 16px;
}

.gate-text {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.5;
}

.gate-form {
  display: flex;
  gap: 10px;
}

.gate-form input[type="password"] {
  flex: 1;
  padding: 12px 18px;
  font-size: 16px;
  border: 1.5px solid var(--border-default);
  border-radius: 28px;
  background: var(--surface-primary);
  color: var(--text-primary);
  outline: none;
  font-family: var(--font-display);
  transition: border-color 0.2s;
}

.gate-form input[type="password"]:focus {
  border-color: var(--accent-primary);
}

.gate-form .btn {
  padding: 12px 24px;
  font-size: 15px;
}

.gate-error {
  font-size: 14px;
  color: var(--error);
  margin-top: 12px;
  min-height: 20px;
}

/* Nav */
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 20px 24px;
}

.logo {
  font-family: var(--font-body);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent-primary);
  letter-spacing: -0.5px;
}

.nav-cta {
  font-size: 14px;
  color: var(--accent-primary);
  text-decoration: none;
  padding: 8px 20px;
  border: 1.5px solid var(--accent-primary);
  border-radius: 24px;
  transition: background 0.2s, color 0.2s;
}

.nav-cta:hover {
  background: var(--accent-primary);
  color: var(--text-inverse);
}

/* Buttons */
.btn {
  display: inline-block;
  font-size: 16px;
  font-weight: 500;
  padding: 14px 32px;
  border-radius: 28px;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s, box-shadow 0.2s, opacity 0.2s;
}

.btn:hover { transform: translateY(-1px); box-shadow: 0 4px 16px rgba(91, 58, 94, 0.2); }
.btn:active { transform: translateY(0); }

.btn-primary {
  background: var(--accent-primary);
  color: var(--text-inverse);
}

/* Hero */
.hero {
  background: var(--bg-primary);
  padding-bottom: 80px;
}

.hero-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 60px 24px 0;
  gap: 60px;
}

.hero-text {
  flex: 1;
  max-width: 520px;
}

.hero-text h1 {
  font-family: var(--font-body);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero-sub {
  font-size: 19px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 36px;
}

.hero-visual {
  flex-shrink: 0;
}

.phone-mockup {
  filter: drop-shadow(0 20px 40px rgba(28, 27, 26, 0.15));
}

/* Problem */
.problem {
  background: var(--bg-inverse);
  padding: 80px 24px;
  text-align: center;
}

.problem-line {
  font-family: var(--font-body);
  font-size: 22px;
  color: var(--text-inverse);
  opacity: 0.85;
  margin-bottom: 16px;
  line-height: 1.5;
}

.problem-line:last-child {
  margin-bottom: 0;
  opacity: 1;
  font-weight: 600;
}

/* How it works */
.how-it-works {
  padding: 100px 24px;
  background: var(--bg-primary);
}

.how-it-works h2 {
  font-family: var(--font-body);
  font-size: 36px;
  font-weight: 700;
  text-align: center;
  margin-bottom: 60px;
  letter-spacing: -0.5px;
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 48px;
}

.step {
  text-align: center;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--accent-muted);
  color: var(--accent-primary);
  font-weight: 700;
  font-size: 18px;
  margin-bottom: 20px;
}

.step h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 10px;
}

.step p {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Differentiators */
.differentiators {
  padding: 80px 24px 100px;
  background: var(--bg-secondary);
}

.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.diff-card {
  background: var(--surface-primary);
  border-radius: 16px;
  padding: 36px 28px;
  border: 1px solid var(--border-subtle);
}

.diff-icon {
  color: var(--accent-primary);
  margin-bottom: 18px;
}

.diff-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.diff-card p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Privacy */
.privacy {
  padding: 60px 24px;
  background: var(--bg-primary);
}

.privacy-content {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  max-width: 640px;
  margin: 0 auto;
  padding: 32px;
  background: var(--surface-primary);
  border-radius: 16px;
  border: 1px solid var(--border-subtle);
}

.privacy-icon {
  flex-shrink: 0;
  color: var(--success);
  margin-top: 2px;
}

.privacy-content h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 6px;
}

.privacy-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Early Access */
.early-access {
  padding: 100px 24px;
  background: var(--bg-secondary);
  text-align: center;
}

.early-access h2 {
  font-family: var(--font-body);
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.early-access > .container > p {
  font-size: 17px;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* Honeypot — visually hidden, traps bots */
.hp-field {
  position: absolute;
  left: -9999px;
  top: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

.form-row {
  display: flex;
  gap: 12px;
  max-width: 460px;
  margin: 0 auto;
}

.form-row input[type="email"] {
  flex: 1;
  padding: 14px 20px;
  font-size: 16px;
  border: 1.5px solid var(--border-default);
  border-radius: 28px;
  background: var(--surface-primary);
  color: var(--text-primary);
  outline: none;
  transition: border-color 0.2s;
  font-family: var(--font-display);
}

.form-row input[type="email"]:focus {
  border-color: var(--accent-primary);
}

.form-row input[type="email"]::placeholder {
  color: var(--text-tertiary);
}

.form-note {
  font-size: 13px;
  color: var(--text-tertiary);
  margin-top: 12px;
}

.form-message {
  margin-top: 16px;
  font-size: 15px;
  min-height: 24px;
}

.form-message.success { color: var(--success); }
.form-message.error { color: var(--error); }

/* Footer */
.footer {
  padding: 40px 24px;
  background: var(--bg-inverse);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer .logo {
  color: var(--text-inverse);
  margin-bottom: 6px;
}

.footer-tagline {
  font-size: 13px;
  color: var(--text-tertiary);
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-links a {
  color: var(--text-tertiary);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}

.footer-links a:hover {
  color: var(--text-inverse);
}

/* Responsive */
@media (max-width: 768px) {
  .hero-content {
    flex-direction: column;
    text-align: center;
    padding-top: 40px;
    gap: 40px;
  }

  .hero-text { max-width: 100%; }

  .hero-text h1 { font-size: 36px; }

  .hero-sub { font-size: 17px; }

  .phone-mockup { width: 220px; height: auto; }

  .steps { grid-template-columns: 1fr; gap: 36px; }

  .diff-grid { grid-template-columns: 1fr; }

  .problem-line { font-size: 18px; }

  .how-it-works h2,
  .early-access h2 { font-size: 28px; }

  .form-row { flex-direction: column; }

  .form-row .btn { width: 100%; text-align: center; }

  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: 20px;
  }

  .footer-links { gap: 16px; }
}