/* ─── ECF Frande One — Landing Page ─── */

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

a { color: var(--ecf-primary); text-decoration: none; }
a:hover { color: var(--ecf-primary-dark); }

.container { max-width: 1140px; margin: 0 auto; padding: 0 24px; }

/* ─── Navbar ─── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--ecf-bg-overlay);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--ecf-border);
  transition: box-shadow var(--ecf-transition-slow), background var(--ecf-transition-slow);
}
.navbar.scrolled { box-shadow: var(--ecf-shadow-md); }
.navbar .container {
  display: flex; align-items: center; justify-content: space-between; height: 64px;
}
.navbar-logo { display: flex; align-items: center; gap: 10px; }
.navbar-logo img { height: 32px; }
[data-theme="dark"] .navbar-logo img { filter: brightness(1.8); }
.navbar-links { display: flex; align-items: center; gap: 28px; }
.navbar-links a {
  font-size: 14px; font-weight: 500; color: var(--ecf-text-secondary);
  transition: color var(--ecf-transition);
}
.navbar-links a:hover { color: var(--ecf-primary); }
.navbar-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 18px; border-radius: var(--ecf-radius);
  background: var(--ecf-primary); color: var(--ecf-text-invert) !important;
  font-weight: 600; font-size: 13px;
  transition: background var(--ecf-transition), transform var(--ecf-transition);
}
.navbar-cta:hover { background: var(--ecf-primary-dark); transform: translateY(-1px); }
.navbar-toggle { display: none; background: none; border: none; cursor: pointer; padding: 10px; min-width: 44px; min-height: 44px; }
.navbar-toggle svg { width: 24px; height: 24px; color: var(--ecf-text-secondary); }

/* ─── Hero ─── */
.hero {
  padding: 140px 0 80px;
  text-align: center;
  background: linear-gradient(180deg, var(--ecf-bg-sunken) 0%, var(--ecf-bg) 100%);
  position: relative;
}
[data-theme="dark"] .hero {
  background: linear-gradient(180deg, var(--ecf-bg-sunken) 0%, var(--ecf-bg) 100%);
}
[data-theme="dark"] .hero::before {
  content: '';
  position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 800px; height: 400px;
  background: radial-gradient(ellipse, rgba(96, 165, 250, 0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-badge {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: var(--badge-blue-bg); color: var(--badge-blue-fg);
  font-size: 13px; font-weight: 600; margin-bottom: 20px;
}
.hero h1 {
  font-size: 48px; font-weight: 800; line-height: 1.15;
  max-width: 720px; margin: 0 auto 16px;
  color: var(--ecf-text);
}
[data-theme="light"] .hero h1 {
  background: linear-gradient(135deg, var(--ecf-gray-800) 0%, var(--ecf-gray-700) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
[data-theme="dark"] .hero h1 {
  background: linear-gradient(135deg, var(--ecf-text) 0%, var(--ecf-primary-light) 100%);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.hero p {
  font-size: 18px; color: var(--ecf-text-muted); max-width: 560px;
  margin: 0 auto 32px; line-height: 1.6;
}
.hero-buttons { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.hero-buttons .btn-primary {
  padding: 12px 28px; border-radius: 10px;
  background: var(--ecf-primary); color: var(--ecf-text-invert);
  font-weight: 700; font-size: 15px;
  transition: all var(--ecf-transition); border: none; cursor: pointer;
}
.hero-buttons .btn-primary:hover {
  background: var(--ecf-primary-dark); transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(59, 158, 255, 0.25);
}
.hero-buttons .btn-outline {
  padding: 12px 28px; border-radius: 10px;
  background: var(--ecf-bg-raised); color: var(--ecf-text-secondary);
  font-weight: 600; font-size: 15px;
  border: 1px solid var(--ecf-border); cursor: pointer;
  transition: all var(--ecf-transition);
}
.hero-buttons .btn-outline:hover { border-color: var(--ecf-primary); color: var(--ecf-primary); }
.hero-note { font-size: 13px; color: var(--ecf-text-faint); margin-top: 16px; }

/* ─── Code preview ─── */
.hero-code {
  max-width: 640px; margin: 48px auto 0;
  background: var(--code-bg); border-radius: var(--ecf-radius-lg);
  overflow: hidden; text-align: left;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--ecf-border);
}
[data-theme="dark"] .hero-code {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 40px rgba(96, 165, 250, 0.04);
}
.hero-code-header {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px; background: rgba(0, 0, 0, 0.3);
}
.hero-code-dot { width: 10px; height: 10px; border-radius: 50%; }
.hero-code-dot:nth-child(1) { background: #ef4444; }
.hero-code-dot:nth-child(2) { background: #f59e0b; }
.hero-code-dot:nth-child(3) { background: #10b981; }
.hero-code-header span { margin-left: auto; font-size: 12px; color: var(--ecf-text-faint); font-family: var(--ecf-font-mono); }
.hero-code pre {
  margin: 0; padding: 20px; font-size: 13px; line-height: 1.7;
  font-family: var(--ecf-font-mono); color: var(--code-fg); overflow-x: auto;
}
.hero-code .kw { color: var(--ecf-purple); }
.hero-code .str { color: var(--ecf-green); }
.hero-code .comment { color: var(--ecf-text-faint); }
.hero-code .num { color: var(--ecf-yellow); }

/* ─── Section defaults ─── */
section { padding: 80px 0; }
section:nth-child(even) { background: var(--ecf-bg-sunken); }
[data-theme="dark"] section:nth-child(even) { background: var(--ecf-bg-raised); }
.section-title {
  text-align: center; font-size: 36px; font-weight: 800;
  margin-bottom: 12px; color: var(--ecf-text);
}
.section-subtitle {
  text-align: center; font-size: 16px; color: var(--ecf-text-muted);
  max-width: 560px; margin: 0 auto 48px; line-height: 1.6;
}

/* ─── Features ─── */
.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature-card {
  padding: 28px; border-radius: var(--ecf-radius-lg);
  background: var(--ecf-bg-raised); border: 1px solid var(--ecf-border);
  transition: all var(--ecf-transition);
}
.feature-card:hover {
  border-color: var(--ecf-primary);
  box-shadow: 0 4px 16px rgba(59, 158, 255, 0.1);
  transform: translateY(-2px);
}
[data-theme="dark"] .feature-card:hover {
  box-shadow: 0 4px 16px rgba(96, 165, 250, 0.08), 0 0 24px rgba(96, 165, 250, 0.04);
}
.feature-icon {
  width: 44px; height: 44px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; margin-bottom: 14px;
}
.feature-icon.blue { background: var(--badge-blue-bg); }
.feature-icon.green { background: var(--badge-green-bg); }
.feature-icon.purple { background: var(--badge-purple-bg); }
.feature-icon.yellow { background: var(--badge-yellow-bg); }
.feature-icon.red { background: var(--badge-red-bg); }
.feature-icon.gray { background: var(--badge-gray-bg); }
[data-theme="dark"] .feature-card {
  background: var(--ecf-surface);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-color: var(--ecf-glass-border);
}
.feature-card h3 { font-size: 16px; font-weight: 700; margin: 0 0 8px; color: var(--ecf-text); }
.feature-card p { font-size: 14px; color: var(--ecf-text-muted); margin: 0; line-height: 1.5; }

/* ─── How it works ─── */
.steps { display: flex; gap: 32px; max-width: 900px; margin: 0 auto; }
.step { flex: 1; text-align: center; position: relative; padding: 0 12px; }
.step-num {
  width: 40px; height: 40px; border-radius: 50%;
  background: var(--ecf-primary); color: var(--ecf-text-invert);
  font-weight: 800; font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 14px;
}
.step h3 { font-size: 15px; font-weight: 700; margin: 0 0 6px; color: var(--ecf-text); }
.step p { font-size: 13px; color: var(--ecf-text-muted); margin: 0; line-height: 1.5; }

/* ─── Developer CTA ─── */
.dev-cta {
  background: var(--code-bg);
  color: var(--code-fg); text-align: center; padding: 64px 24px;
  border-radius: var(--ecf-radius-xl); max-width: 900px; margin: 0 auto;
  border: 1px solid rgba(255, 255, 255, 0.06);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.18);
}
[data-theme="dark"] .dev-cta {
  box-shadow: 0 0 40px rgba(96, 165, 250, 0.04), 0 4px 24px rgba(0, 0, 0, 0.4);
}
.dev-cta h2 { font-size: 28px; font-weight: 800; color: #f1f5f9; margin: 0 0 12px; }
.dev-cta p { font-size: 15px; color: #94a3b8; margin: 0 0 24px; line-height: 1.6; }
.dev-cta .btn-primary {
  display: inline-block; padding: 12px 28px; border-radius: 10px;
  background: var(--ecf-primary); color: var(--ecf-text-invert);
  font-weight: 700; font-size: 15px;
}

/* ─── Countdown ─── */
.hero-countdown {
  margin: 32px auto 0;
  max-width: 680px;
  background: linear-gradient(135deg, rgba(59,130,246,0.08) 0%, rgba(139,92,246,0.06) 100%);
  border: 1px solid rgba(59,130,246,0.2);
  border-radius: 16px;
  padding: 24px 32px;
  text-align: center;
}
[data-theme="dark"] .hero-countdown {
  background: linear-gradient(135deg, rgba(96,165,250,0.06) 0%, rgba(167,139,250,0.04) 100%);
  border-color: rgba(96,165,250,0.15);
}
.countdown-label {
  font-size: 14px; font-weight: 600; color: var(--ecf-text-secondary);
  margin: 0 0 16px; letter-spacing: 0.01em;
}
.countdown-boxes {
  display: flex; align-items: center; justify-content: center; gap: 8px; margin-bottom: 12px;
}
.countdown-box {
  display: flex; flex-direction: column; align-items: center;
  background: var(--ecf-bg-raised); border: 1px solid var(--ecf-border);
  border-radius: 10px; padding: 10px 18px; min-width: 72px;
}
.countdown-box span:first-child {
  font-size: 32px; font-weight: 800; line-height: 1;
  color: var(--ecf-primary); font-variant-numeric: tabular-nums;
}
.cd-unit {
  font-size: 11px; color: var(--ecf-text-faint); text-transform: uppercase;
  letter-spacing: 0.06em; margin-top: 4px; font-weight: 600;
}
.countdown-sep {
  font-size: 28px; font-weight: 700; color: var(--ecf-text-faint); line-height: 1;
  padding-bottom: 18px;
}
.countdown-deadline {
  font-size: 12px; color: var(--ecf-text-faint); margin: 0 0 16px;
}
.countdown-cta {
  display: inline-block; padding: 10px 24px; border-radius: 8px;
  background: var(--ecf-primary); color: var(--ecf-text-invert);
  font-weight: 700; font-size: 14px;
  transition: background var(--ecf-transition), transform var(--ecf-transition);
}
.countdown-cta:hover { background: var(--ecf-primary-dark); transform: translateY(-1px); color: var(--ecf-text-invert); }

/* ─── Pricing ─── */
.pricing-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 720px; margin: 0 auto; }
.pricing-grid.three-col { grid-template-columns: repeat(3, 1fr); max-width: 960px; }
.pricing-grid.four-col { grid-template-columns: repeat(4, 1fr); max-width: 1120px; }

/* Cycle toggle */
.pricing-cycle-toggle {
  display: flex; justify-content: center; gap: 4px;
  background: var(--ecf-bg-sunken); border: 1px solid var(--ecf-border);
  border-radius: 10px; padding: 4px; width: fit-content; margin: 0 auto 40px;
}
.cycle-btn {
  padding: 8px 20px; border-radius: 8px; border: none; cursor: pointer;
  font-size: 14px; font-weight: 600; font-family: inherit;
  background: transparent; color: var(--ecf-text-secondary);
  transition: all var(--ecf-transition); display: flex; align-items: center; gap: 8px;
}
.cycle-btn.active { background: var(--ecf-bg-raised); color: var(--ecf-text); box-shadow: var(--ecf-shadow-sm); }
.cycle-badge {
  font-size: 11px; padding: 2px 8px; border-radius: 20px;
  background: rgba(16,185,129,0.12); color: #10b981; font-weight: 700;
}

/* Group label */
.pricing-group-label {
  text-align: center; font-size: 13px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; color: var(--ecf-text-faint); margin: 0 0 20px;
}

/* Plan badge */
.pricing-badge {
  display: inline-block; font-size: 11px; font-weight: 700; padding: 3px 10px;
  border-radius: 20px; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.05em;
}
.free-badge { background: rgba(16,185,129,0.12); color: #10b981; }
.dev-badge  { background: rgba(139,92,246,0.12); color: var(--ecf-purple); }

/* Free highlight */
.pricing-card.free-highlight {
  border-color: rgba(16,185,129,0.35);
  background: linear-gradient(160deg, var(--ecf-bg-raised) 0%, rgba(16,185,129,0.03) 100%);
}
[data-theme="dark"] .pricing-card.free-highlight {
  border-color: rgba(16,185,129,0.2);
}

/* Dev highlight */
.pricing-card.dev-highlight {
  border-color: rgba(139,92,246,0.35);
  background: linear-gradient(160deg, var(--ecf-bg-raised) 0%, rgba(139,92,246,0.04) 100%);
}
[data-theme="dark"] .pricing-card.dev-highlight {
  border-color: rgba(167,139,250,0.2);
}
.pricing-card.dev-highlight.featured { border-color: rgba(139,92,246,0.5); }
.dev-popular { background: var(--ecf-purple) !important; }

/* Price block */
.price-block { display: flex; align-items: baseline; gap: 4px; margin: 4px 0 4px; }
.price-amount { font-size: 32px; font-weight: 800; color: var(--ecf-text); }
.price-currency { font-size: 13px; color: var(--ecf-text-faint); font-weight: 500; }
.enterprise-price { font-size: 22px; }
.price-dop { font-size: 12px; color: var(--ecf-text-muted); margin-bottom: 4px; }
.price-docs { font-size: 13px; color: var(--ecf-primary); font-weight: 600; margin-bottom: 20px; }

/* Plan features */
.plan-features { list-style: none; padding: 0; margin: 0 0 24px; }
.plan-features li {
  font-size: 13px; color: var(--ecf-text-secondary); padding: 5px 0;
  display: flex; align-items: center; gap: 8px;
}
.plan-features li::before { content: '\2713'; color: var(--ecf-green); font-weight: 700; flex-shrink: 0; }
.plan-features li.feat-no::before { content: '\2013'; color: var(--ecf-text-faint); }
.plan-features li.feat-no { color: var(--ecf-text-faint); }

/* Dev CTA button */
.pricing-btn.dev-btn {
  background: var(--ecf-purple); color: #fff;
  border: none;
}
.pricing-btn.dev-btn:hover { background: #7c3aed; transform: translateY(-1px); }

/* Pricing note at bottom */
.pricing-note {
  text-align: center; font-size: 13px; color: var(--ecf-text-muted);
  max-width: 720px; margin: 32px auto 0; line-height: 1.6;
}
.pricing-load-error {
  text-align: center; font-size: 14px; color: var(--ecf-text-muted);
  padding: 40px; grid-column: 1 / -1;
}
.pricing-load-error a { color: var(--ecf-primary); }
.pricing-card {
  padding: 32px; border-radius: var(--ecf-radius-lg);
  border: 1px solid var(--ecf-border); background: var(--ecf-bg-raised);
  position: relative;
  transition: all var(--ecf-transition);
}
.pricing-card.featured {
  border-color: var(--ecf-primary);
  box-shadow: 0 4px 24px rgba(59, 158, 255, 0.12);
}
[data-theme="dark"] .pricing-card.featured {
  box-shadow: 0 4px 24px rgba(96, 165, 250, 0.08), 0 0 30px rgba(96, 165, 250, 0.04);
}
.pricing-popular {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--ecf-primary); color: var(--ecf-text-invert); font-size: 12px; font-weight: 700;
  padding: 3px 14px; border-radius: 20px; white-space: nowrap;
}
.pricing-card h3 { font-size: 20px; font-weight: 700; margin: 0 0 4px; color: var(--ecf-text); }
.pricing-card .price { font-size: 36px; font-weight: 800; margin: 12px 0 4px; color: var(--ecf-text); }
.pricing-card .price span { font-size: 14px; font-weight: 500; color: var(--ecf-text-faint); }
.pricing-card .price-note { font-size: 13px; color: var(--ecf-text-muted); margin: 0 0 20px; }
.pricing-card ul { list-style: none; padding: 0; margin: 0 0 24px; }
.pricing-card li {
  font-size: 14px; color: var(--ecf-text-secondary); padding: 6px 0;
  display: flex; align-items: center; gap: 8px;
}
.pricing-card li::before { content: '\2713'; color: var(--ecf-green); font-weight: 700; }
.pricing-btn {
  display: block; text-align: center; padding: 10px; border-radius: var(--ecf-radius);
  font-weight: 600; font-size: 14px; transition: all var(--ecf-transition); text-decoration: none;
}
.pricing-btn.primary { background: var(--ecf-primary); color: var(--ecf-text-invert); }
.pricing-btn.primary:hover { background: var(--ecf-primary-dark); }
.pricing-btn.outline { border: 1px solid var(--ecf-border); color: var(--ecf-text-secondary); }
.pricing-btn.outline:hover { border-color: var(--ecf-primary); color: var(--ecf-primary); }

/* ─── FAQ ─── */
.faq-list { max-width: 720px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--ecf-border); }
.faq-question {
  width: 100%; background: none; border: none; cursor: pointer;
  padding: 20px 0; font-size: 15px; font-weight: 600;
  color: var(--ecf-text); text-align: left;
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--ecf-font);
}
.faq-question:hover { color: var(--ecf-primary); }
.faq-arrow { font-size: 18px; transition: transform 0.3s; color: var(--ecf-text-faint); flex-shrink: 0; }
.faq-item.open .faq-arrow { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease, padding 0.3s ease; }
.faq-item.open .faq-answer { max-height: 300px; padding-bottom: 20px; }
.faq-answer p { font-size: 14px; color: var(--ecf-text-muted); line-height: 1.6; margin: 0; }

/* ─── Stats ─── */
.stats { display: flex; justify-content: center; gap: 64px; padding: 48px 0; }
.stat { text-align: center; }
.stat-num { font-size: 40px; font-weight: 800; color: var(--ecf-primary); }
.stat-label { font-size: 14px; color: var(--ecf-text-muted); margin-top: 4px; }

/* ─── Contact grid ─── */
.contact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 48px; }
.contact-card {
  padding: 28px; border-radius: var(--ecf-radius-lg);
  background: var(--ecf-bg-raised); border: 1px solid var(--ecf-border);
  text-align: center; transition: all var(--ecf-transition);
}
.contact-card:hover {
  border-color: var(--ecf-primary);
  box-shadow: 0 4px 16px rgba(59, 158, 255, 0.1);
  transform: translateY(-2px);
}
[data-theme="dark"] .contact-card:hover {
  box-shadow: 0 4px 16px rgba(96, 165, 250, 0.08), 0 0 24px rgba(96, 165, 250, 0.04);
}
.contact-icon {
  width: 52px; height: 52px; border-radius: var(--ecf-radius-lg);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 14px;
}
.contact-card h3 { font-size: 16px; font-weight: 700; margin: 0 0 6px; color: var(--ecf-text); }
.contact-card p { font-size: 13px; color: var(--ecf-text-muted); margin: 0 0 10px; }
.contact-card a { color: var(--ecf-primary); font-weight: 600; font-size: 14px; }

/* Contact form */
.contact-form-wrapper {
  display: grid; grid-template-columns: 1fr 1.3fr; gap: 32px;
  margin-top: 48px; align-items: start;
}
.contact-form-info {
  background: var(--code-bg); color: #fff; border-radius: var(--ecf-radius-xl); padding: 36px;
  border: 1px solid var(--ecf-border);
}
.contact-form-info h3 { font-size: 22px; font-weight: 700; margin: 0 0 8px; }
.contact-form-info p { color: var(--ecf-text-faint); font-size: 14px; line-height: 1.6; margin: 0 0 24px; }
.contact-form-social { display: flex; gap: 10px; }
.contact-social-btn {
  width: 40px; height: 40px; border-radius: var(--ecf-radius);
  background: rgba(255, 255, 255, 0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--ecf-text-faint); transition: background var(--ecf-transition);
}
.contact-social-btn:hover { background: rgba(255, 255, 255, 0.2); color: #fff; }
.contact-form-card {
  background: var(--ecf-bg-raised); border: 1px solid var(--ecf-border);
  border-radius: var(--ecf-radius-xl); padding: 32px;
  box-shadow: var(--ecf-shadow-md);
}
.contact-form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.contact-form-group { margin-bottom: 0; }
.contact-form-group + .contact-form-group:not(.contact-form-row .contact-form-group) { margin-bottom: 14px; }
.contact-form-group:last-child { margin-bottom: 14px; }
.contact-form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--ecf-text-secondary); margin-bottom: 6px; }
.contact-form-group input,
.contact-form-group select,
.contact-form-group textarea {
  width: 100%; padding: 10px 12px; border: 1.5px solid var(--ecf-border); border-radius: var(--ecf-radius);
  font-size: 14px; font-family: var(--ecf-font);
  background: var(--ecf-bg-sunken); color: var(--ecf-text);
  transition: border-color var(--ecf-transition); outline: none; box-sizing: border-box;
}
.contact-form-group input:focus, .contact-form-group select:focus, .contact-form-group textarea:focus {
  border-color: var(--ecf-primary); background: var(--ecf-bg-raised);
}
.contact-form-group textarea { resize: vertical; min-height: 110px; }
.contact-form-msg { padding: 12px; border-radius: var(--ecf-radius); font-size: 13px; margin-bottom: 14px; display: none; }
.contact-form-msg.ok { background: var(--badge-green-bg); border: 1px solid transparent; color: var(--badge-green-fg); }
.contact-form-msg.err { background: var(--badge-red-bg); border: 1px solid transparent; color: var(--badge-red-fg); }
.contact-form-btn {
  width: 100%; padding: 12px; border: none; border-radius: var(--ecf-radius);
  background: var(--ecf-primary); color: var(--ecf-text-invert); font-size: 15px; font-weight: 700;
  cursor: pointer; font-family: var(--ecf-font); transition: background var(--ecf-transition);
}
.contact-form-btn:hover { background: var(--ecf-primary-dark); }
.contact-form-btn:disabled { opacity: 0.6; cursor: not-allowed; }

/* ─── Footer ─── */
.footer {
  background: var(--code-bg); color: var(--ecf-text-faint); padding: 64px 0 32px;
  border-top: 1px solid var(--ecf-border);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}
.footer-brand p { font-size: 14px; line-height: 1.6; margin: 12px 0 0; }
.footer-brand img { height: 28px; }
.footer-col h4 {
  color: var(--code-fg); font-size: 13px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.05em; margin: 0 0 14px;
}
.footer-col a { display: block; font-size: 14px; color: var(--ecf-text-faint); padding: 4px 0; transition: color var(--ecf-transition); }
.footer-col a:hover { color: var(--code-fg); }
.footer-contact-link { display: flex !important; align-items: center; gap: 8px; }
.footer-contact-link svg { flex-shrink: 0; }
.footer-bottom {
  border-top: 1px solid var(--ecf-gray-200); padding-top: 24px;
  font-size: 13px; text-align: center;
}

/* ─── Mobile ─── */
@media (max-width: 768px) {
  .navbar-links { display: none; }
  .navbar-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 64px; left: 0; right: 0;
    background: var(--ecf-bg-raised); border-bottom: 1px solid var(--ecf-border);
    padding: 16px 24px; gap: 12px;
  }
  .navbar-toggle { display: block; }
  .hero { padding: 110px 0 60px; }
  .hero h1 { font-size: 32px; }
  .hero p { font-size: 16px; }
  .hero-code { margin: 32px 16px 0; }
  .features-grid { grid-template-columns: 1fr; }
  .steps { flex-direction: column; gap: 24px; }
  .pricing-grid, .pricing-grid.three-col, .pricing-grid.four-col { grid-template-columns: 1fr; }
  .countdown-boxes { gap: 4px; }
  .countdown-box { min-width: 58px; padding: 8px 12px; }
  .countdown-box span:first-child { font-size: 24px; }
  .stats { flex-direction: column; gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-form-wrapper { grid-template-columns: 1fr; }
  .contact-form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .section-title { font-size: 28px; }
  .dev-cta h2 { font-size: 22px; }
}

@media (min-width: 769px) and (max-width: 1100px) {
  .pricing-grid.four-col { grid-template-columns: repeat(2, 1fr); max-width: 720px; }
}

/* ─── Mobile-first consolidation ─── */
html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

.container {
  width: 100%;
  padding: 0 16px;
}

.navbar .container {
  height: 64px;
}

.navbar-links.open {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  position: absolute;
  top: 64px;
  left: 0;
  right: 0;
  width: 100%;
  padding: 16px;
  gap: 10px;
  background: var(--ecf-bg-raised);
  border-bottom: 1px solid var(--ecf-border);
  box-shadow: var(--ecf-shadow-lg);
}

.navbar-links.open a,
.navbar-links.open .navbar-cta {
  min-height: 44px;
  display: flex;
  align-items: center;
}

.navbar-links.open .navbar-cta {
  justify-content: center;
}

.navbar-toggle {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.theme-toggle {
  width: 44px;
  height: 44px;
}

.hero {
  padding: 104px 0 56px;
}

.hero h1 {
  font-size: 32px;
}

.hero p {
  font-size: 16px;
}

.hero-buttons {
  flex-direction: column;
}

.hero-buttons .btn-primary,
.hero-buttons .btn-outline,
.countdown-cta,
.dev-cta .btn-primary {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
}

.hero-buttons .btn-primary,
.hero-buttons .btn-outline {
  width: 100%;
}

.hero-code {
  width: 100%;
  margin: 32px auto 0;
}

.hero-code pre {
  max-width: 100%;
}

section {
  padding: 56px 0;
}

.section-title {
  font-size: 28px;
}

.section-subtitle {
  margin-bottom: 32px;
}

.features-grid,
.pricing-grid,
.pricing-grid.three-col,
.pricing-grid.four-col,
.contact-grid,
.contact-form-wrapper,
.contact-form-row,
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
}

.features-grid,
.pricing-grid,
.pricing-grid.three-col,
.pricing-grid.four-col,
.contact-grid {
  gap: 18px;
  max-width: none;
}

.steps,
.stats {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

.pricing-card,
.feature-card,
.contact-card,
.contact-form-card {
  padding: 24px;
}

.pricing-cycle-toggle {
  width: 100%;
  max-width: 360px;
}

.cycle-btn {
  min-height: 44px;
  justify-content: center;
  flex: 1;
  padding: 8px 12px;
}

.pricing-btn,
.contact-form-btn {
  min-height: 44px;
}

.hero-countdown {
  padding: 20px 16px;
}

.countdown-boxes {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
}

.countdown-sep {
  display: none;
}

.countdown-box {
  min-width: 0;
  padding: 10px 8px;
}

.countdown-box span:first-child {
  font-size: 24px;
}

.countdown-live-copy {
  max-width: 520px;
  margin: 0 auto 18px;
  color: var(--ecf-text-muted);
  line-height: 1.55;
}

.contact-form-info {
  padding: 28px 24px;
  text-align: center;
}

.contact-form-social {
  justify-content: center;
}

.footer {
  padding: 48px 0 28px;
}

.footer-grid {
  gap: 18px;
  margin-bottom: 28px;
}

.footer-brand,
.footer-col {
  text-align: center;
  padding: 20px;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--ecf-radius-lg);
  background: rgba(255,255,255,0.03);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.footer-brand p {
  max-width: 34rem;
}

.footer-byline {
  font-size: 12px;
  color: var(--ecf-text-faint);
  margin-top: 4px;
}

.footer-socials {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 14px;
}

.footer-socials a {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--ecf-text-faint);
  background: rgba(255,255,255,0.08);
  border-radius: var(--ecf-radius);
  transition: background var(--ecf-transition), color var(--ecf-transition);
}

.footer-socials a:hover {
  color: var(--code-fg);
  background: rgba(255,255,255,0.14);
}

.footer-col a {
  min-height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.footer-contact-link {
  justify-content: center;
  gap: 8px;
  white-space: normal;
  overflow-wrap: anywhere;
}

.footer-whatsapp {
  margin-top: 6px;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-color: rgba(255,255,255,0.12);
}

.footer-bottom a {
  color: inherit;
}

@media (min-width: 700px) {
  .container {
    padding: 0 24px;
  }

  .hero-buttons {
    flex-direction: row;
  }

  .hero-buttons .btn-primary,
  .hero-buttons .btn-outline {
    width: auto;
  }

  .features-grid,
  .footer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .pricing-grid,
  .pricing-grid.three-col,
  .pricing-grid.four-col {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 760px;
  }

  .steps,
  .stats {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-form-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 960px) {
  .navbar-links {
    display: flex;
  }

  .navbar-toggle {
    display: none;
  }

  .hero {
    padding: 140px 0 80px;
  }

  .hero h1 {
    font-size: 48px;
  }

  .features-grid,
  .pricing-grid.three-col,
  .steps {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .pricing-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    max-width: 720px;
  }

  .contact-form-wrapper {
    grid-template-columns: 1fr 1.3fr;
  }

  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1.5fr repeat(2, minmax(0, 1fr));
  }

  .footer-brand,
  .footer-col {
    text-align: left;
    padding: 0;
    border: none;
    background: transparent;
  }

  .footer-brand {
    align-items: flex-start;
  }

  .footer-socials,
  .footer-col a,
  .footer-contact-link {
    justify-content: flex-start;
  }

  .footer-bottom {
    flex-direction: row;
    justify-content: center;
  }
}

@media (min-width: 1100px) {
  .pricing-grid.four-col {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    max-width: 1120px;
  }

  .contact-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 2fr repeat(4, minmax(0, 1fr));
    gap: 40px;
  }
}

/* ─── Accessibility ─── */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--ecf-primary);
  outline-offset: 2px;
}

.navbar-cta,
.hero-buttons .btn-primary,
.hero-buttons .btn-outline,
.pricing-btn,
.contact-form-btn,
.faq-question,
.navbar-toggle,
.dev-cta .btn-primary,
.contact-social-btn {
  cursor: pointer;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}