/* =========================================================
   PaymentAggregator Website – styles.css
   Design: Dark mode glassmorphism + vibrant gradients
   ========================================================= */

/* ===== CSS Variables ===== */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #0f0f1a;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(99,102,241,0.4);

  --color-primary: #6366f1;
  --color-primary-light: #818cf8;
  --color-primary-dark: #4f46e5;
  --color-accent: #06b6d4;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;

  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #475569;

  --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #06b6d4 100%);
  --gradient-hero: radial-gradient(ellipse at 50% 0%, rgba(99,102,241,0.15) 0%, transparent 60%);
  --gradient-card: linear-gradient(135deg, rgba(99,102,241,0.1) 0%, rgba(6,182,212,0.05) 100%);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 4px 6px rgba(0,0,0,0.3);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.4);
  --shadow-lg: 0 24px 64px rgba(0,0,0,0.5);
  --shadow-primary: 0 0 40px rgba(99,102,241,0.2);

  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; }
ul { list-style: none; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 99px; }

/* ===== Container ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Section ===== */
.section { padding: 100px 0; position: relative; }
.section-header {
  text-align: center;
  margin-bottom: 64px;
}
.section-badge {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 99px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-primary-light);
  margin-bottom: 20px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #f8fafc 0%, #94a3b8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  white-space: nowrap;
  text-decoration: none;
}
.btn-primary {
  background: var(--gradient-primary);
  color: white;
  box-shadow: 0 4px 20px rgba(99,102,241,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(99,102,241,0.5);
  filter: brightness(1.1);
}
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--color-primary);
  background: rgba(99,102,241,0.1);
  transform: translateY(-2px);
}
.btn-outline-white {
  background: rgba(255,255,255,0.1);
  color: white;
  border: 1px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
}
.btn-outline-white:hover {
  background: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
}
.btn-ghost:hover { color: var(--text-primary); }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; border-radius: var(--radius-md); }
.btn-full { width: 100%; justify-content: center; }
.btn:active { transform: translateY(0) !important; }

/* ===== Gradient text ===== */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 700;
  flex-shrink: 0;
}
.logo-icon { font-size: 1.4rem; }
.logo-accent { color: var(--color-primary-light); }
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
}
.nav-link {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
}
.nav-link:hover { color: var(--text-primary); background: rgba(255,255,255,0.05); }
.nav-actions { display: flex; align-items: center; gap: 12px; margin-left: auto; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 99px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
  background: var(--bg-primary);
}
.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(99,102,241,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(99,102,241,0.07) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at 50% 0%, black 30%, transparent 80%);
}
.hero-orbs { position: absolute; inset: 0; pointer-events: none; }
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  animation: float 8s ease-in-out infinite;
}
.orb-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #6366f1, transparent);
  top: -200px; left: -200px;
}
.orb-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #06b6d4, transparent);
  top: 100px; right: -150px;
  animation-delay: -3s;
}
.orb-3 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #8b5cf6, transparent);
  bottom: 0; left: 30%;
  animation-delay: -6s;
}
@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}
.hero > .container {
  position: relative;
  z-index: 1;
  text-align: center;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: 99px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-primary-light);
  animation: fadeInDown 0.6s ease both;
}
.badge-dot {
  width: 8px; height: 8px;
  background: var(--color-success);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(16,185,129,0.25);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%,100% { box-shadow: 0 0 0 3px rgba(16,185,129,0.25); }
  50% { box-shadow: 0 0 0 6px rgba(16,185,129,0.1); }
}
.hero-title {
  font-size: clamp(3rem, 7vw, 5.5rem);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  animation: fadeInDown 0.7s ease 0.1s both;
}
.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 40px;
  animation: fadeInDown 0.7s ease 0.2s both;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
  animation: fadeInDown 0.7s ease 0.3s both;
}
.hero-code-preview {
  max-width: 700px;
  margin: 0 auto 64px;
  animation: fadeInUp 0.8s ease 0.4s both;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.5s both;
}
.stat-item { padding: 16px 40px; text-align: center; }
.stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; margin-top: 4px; }
.stat-divider { width: 1px; height: 40px; background: var(--border); }

/* ===== Code Window ===== */
.code-window {
  background: #0d0d1a;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(99,102,241,0.05);
}
.code-window-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}
.window-dots { display: flex; gap: 6px; }
.dot { width: 12px; height: 12px; border-radius: 50%; }
.dot.red { background: #ef4444; }
.dot.yellow { background: #f59e0b; }
.dot.green { background: #10b981; }
.window-title {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  flex: 1;
  text-align: center;
}
.copy-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--text-secondary);
  font-size: 0.8rem;
  font-family: var(--font-sans);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.copy-btn:hover { background: rgba(255,255,255,0.12); color: var(--text-primary); }
.copy-btn.copied { background: rgba(16,185,129,0.15); border-color: rgba(16,185,129,0.3); color: var(--color-success); }
.code-block {
  padding: 24px;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  line-height: 1.75;
  color: #e2e8f0;
}
code { font-family: var(--font-mono); }

/* Syntax highlight colours */
.kw  { color: #818cf8; }
.ns  { color: #7dd3fc; }
.fn  { color: #34d399; }
.str { color: #fbbf24; }
.num { color: #fb923c; }
.comment { color: #475569; font-style: italic; }
.type { color: #a78bfa; }
.tag-xml { color: #818cf8; }

/* ===== GATEWAY STRIP ===== */
.gateway-strip {
  padding: 40px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.strip-label {
  text-align: center;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 24px;
}
.gateway-logos-scroll {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent 0%, black 10%, black 90%, transparent 100%);
}
.gateway-logos-track {
  display: flex;
  align-items: center;
  gap: 40px;
  width: max-content;
  animation: scroll-left 30s linear infinite;
}
.gateway-logos-track:hover { animation-play-state: paused; }
@keyframes scroll-left {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.gateway-logo-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 99px;
  white-space: nowrap;
  transition: var(--transition);
}
.gateway-logo-item:hover { background: rgba(255,255,255,0.08); border-color: var(--border-hover); }
.gateway-logo-item img {
  width: 28px;
  height: 28px;
  object-fit: contain;
  border-radius: 4px;
  filter: brightness(0.9);
}
.gateway-logo-item span {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* ===== FEATURES ===== */
.features { background: var(--bg-primary); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card--large { grid-column: span 2; }
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: var(--transition);
}
.feature-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-primary);
}
.feature-card:hover::before { opacity: 1; }
.feature-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--icon-color) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--icon-color) 30%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--icon-color);
  position: relative;
  z-index: 1;
}
.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 10px;
  position: relative;
  z-index: 1;
}
.feature-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  position: relative;
  z-index: 1;
}
.feature-card code {
  background: rgba(255,255,255,0.08);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.85em;
  color: var(--color-primary-light);
}
.feature-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
  position: relative;
  z-index: 1;
}
.tag {
  padding: 4px 12px;
  background: rgba(99,102,241,0.12);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: 99px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-primary-light);
}

/* ===== GATEWAYS ===== */
.gateways { background: var(--bg-secondary); }
.gateway-filter {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.filter-btn {
  padding: 8px 20px;
  border-radius: 99px;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text-secondary);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn:hover { border-color: var(--color-primary); color: var(--text-primary); }
.filter-btn.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: white;
  box-shadow: 0 4px 15px rgba(99,102,241,0.35);
}
.gateways-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}
.gateway-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  cursor: default;
}
.gateway-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-primary);
}
.gateway-card.hidden { display: none; }
.gateway-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 20px;
}
.gateway-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}
.gateway-card-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.gateway-card-info h3 { font-size: 1.1rem; font-weight: 700; }
.gateway-card-info .flow-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 99px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 4px;
}
.flow-badge.embedded { background: rgba(99,102,241,0.15); color: var(--color-primary-light); border: 1px solid rgba(99,102,241,0.3); }
.flow-badge.redirect { background: rgba(16,185,129,0.12); color: #34d399; border: 1px solid rgba(16,185,129,0.3); }
.flow-badge.modal { background: rgba(245,158,11,0.12); color: #fbbf24; border: 1px solid rgba(245,158,11,0.3); }
.gateway-currencies {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.currency-tag {
  padding: 3px 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--text-secondary);
}
.gateway-webhook {
  font-size: 0.82rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}
.webhook-auto { color: var(--color-success); }
.webhook-manual { color: var(--color-warning); }

/* ===== HOW IT WORKS ===== */
.how-it-works { background: var(--bg-primary); }
.steps-container {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}
.step {
  display: flex;
  gap: 32px;
  align-items: flex-start;
}
.step-number {
  font-size: 4rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  flex-shrink: 0;
  width: 80px;
  text-align: center;
  opacity: 0.4;
  transition: var(--transition);
}
.step:hover .step-number { opacity: 1; }
.step-content { flex: 1; padding-bottom: 8px; }
.step-content h3 { font-size: 1.25rem; font-weight: 700; margin-bottom: 8px; }
.step-content p { color: var(--text-secondary); margin-bottom: 16px; }
.step-code {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--color-primary-light);
  overflow: hidden;
}
.step-code code {
  flex: 1;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.step-copy-btn {
  flex-shrink: 0;
  padding: 4px 10px;
  background: rgba(99,102,241,0.15);
  border: 1px solid rgba(99,102,241,0.3);
  border-radius: 4px;
  color: var(--color-primary-light);
  font-size: 0.75rem;
  font-family: var(--font-sans);
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.step-copy-btn:hover { background: rgba(99,102,241,0.25); }
.step-connector {
  width: 2px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
  margin: 8px 0 8px 38px;
  border-radius: 1px;
}

/* ===== QUICK START ===== */
.quickstart { background: var(--bg-secondary); }
.quickstart-tabs { }
.tabs-header {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
  overflow-x: auto;
}
.tab-btn {
  padding: 10px 20px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  margin-bottom: -1px;
}
.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active {
  color: var(--color-primary-light);
  border-bottom-color: var(--color-primary);
}
.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ===== API DOCS ===== */
.api-docs { background: var(--bg-primary); }
.api-docs-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
}
.api-docs-left h3 { font-size: 1.5rem; font-weight: 700; margin-bottom: 12px; }
.api-docs-left > p { color: var(--text-secondary); margin-bottom: 28px; line-height: 1.7; }
.api-endpoints { display: flex; flex-direction: column; gap: 10px; margin-bottom: 32px; }
.endpoint-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  padding: 8px 12px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.endpoint-item:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.05); }
.method {
  padding: 3px 9px;
  border-radius: 4px;
  font-size: 0.72rem;
  font-weight: 700;
  font-family: var(--font-mono);
  flex-shrink: 0;
  letter-spacing: 0.04em;
}
.method.get { background: rgba(16,185,129,0.15); color: #34d399; }
.method.post { background: rgba(99,102,241,0.15); color: var(--color-primary-light); }
.method.put { background: rgba(245,158,11,0.15); color: #fbbf24; }
.method.delete { background: rgba(239,68,68,0.15); color: #f87171; }
.endpoint-item code { font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-secondary); flex: 1; }
.ep-desc { color: var(--text-muted); font-size: 0.8rem; flex-shrink: 0; }
.api-preview-card {
  background: #0d0d1a;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
}
.api-preview-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}
.api-path { font-family: var(--font-mono); font-size: 0.9rem; color: var(--text-secondary); }
.api-preview-body { padding: 20px; }
.api-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.badge-200 {
  padding: 2px 8px;
  background: rgba(16,185,129,0.15);
  color: #34d399;
  border-radius: 4px;
  font-size: 0.72rem;
}
.api-code {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.7;
  color: #e2e8f0;
  overflow-x: auto;
}

/* ===== PRICING ===== */
.pricing { background: var(--bg-secondary); }
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 1000px;
  margin: 0 auto;
}
.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
  transition: var(--transition);
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.pricing-card--featured {
  border-color: rgba(99,102,241,0.5);
  background: linear-gradient(135deg, rgba(99,102,241,0.08) 0%, rgba(6,182,212,0.05) 100%);
  box-shadow: 0 0 40px rgba(99,102,241,0.15);
}
.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 16px;
  background: var(--gradient-primary);
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  white-space: nowrap;
}
.pricing-header { text-align: center; }
.pricing-icon { font-size: 2rem; margin-bottom: 12px; }
.pricing-header h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 16px; }
.pricing-price { display: flex; align-items: flex-end; justify-content: center; gap: 4px; }
.price-currency { font-size: 1.5rem; font-weight: 700; color: var(--text-secondary); padding-bottom: 6px; }
.price-value {
  font-size: 3rem;
  font-weight: 900;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.price-period { font-size: 0.85rem; color: var(--text-muted); padding-bottom: 8px; }
.pricing-features { display: flex; flex-direction: column; gap: 12px; flex: 1; }
.pricing-features li { font-size: 0.9rem; color: var(--text-secondary); }
.pricing-note { font-size: 0.78rem; color: var(--text-muted); text-align: center; }

/* ===== CTA ===== */
.cta { background: var(--bg-primary); }
.cta-card {
  background: linear-gradient(135deg, rgba(99,102,241,0.12) 0%, rgba(6,182,212,0.08) 100%);
  border: 1px solid rgba(99,102,241,0.25);
  border-radius: var(--radius-xl);
  padding: 80px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-orbs { position: absolute; inset: 0; pointer-events: none; }
.cta-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
}
.cta-orb-1 {
  width: 400px; height: 400px;
  background: rgba(99,102,241,0.2);
  top: -200px; left: -100px;
}
.cta-orb-2 {
  width: 400px; height: 400px;
  background: rgba(6,182,212,0.15);
  bottom: -200px; right: -100px;
}
.cta-content { position: relative; z-index: 1; }
.cta-content h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); font-weight: 800; margin-bottom: 16px; }
.cta-content p { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 40px; }
.cta-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 64px 0 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 64px;
  margin-bottom: 48px;
}
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
  margin-top: 16px;
  max-width: 300px;
}
.footer-links-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
}
.footer-col a:hover { color: var(--color-primary-light); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  font-size: 0.85rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 8px;
}

/* ===== TOAST ===== */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--color-success);
  color: white;
  padding: 12px 24px;
  border-radius: 99px;
  font-size: 0.9rem;
  font-weight: 600;
  z-index: 9999;
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
  box-shadow: 0 8px 24px rgba(16,185,129,0.35);
}
.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== FRONTEND FLOW TAB ===== */
.frontend-flow-info {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  padding: 14px 18px;
  background: rgba(99,102,241,0.06);
  border: 1px solid rgba(99,102,241,0.15);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}
.frontend-flow-info p { margin: 0; flex: 1; min-width: 200px; }
.frontend-flow-info code {
  background: rgba(255,255,255,0.08);
  padding: 2px 7px;
  border-radius: 4px;
  font-size: 0.85em;
  color: var(--color-primary-light);
}
.flow-info-badge { font-size: 0.72rem; font-weight: 700; }
.flow-diagram {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 20px;
}
.flow-step {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.flow-step:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.05); transform: translateY(-2px); }
.flow-step[data-flow="redirect"] { border-left: 3px solid #34d399; }
.flow-step[data-flow="modal"]    { border-left: 3px solid #fbbf24; }
.flow-step[data-flow="embedded"] { border-left: 3px solid var(--color-primary-light); }
.flow-step[data-flow="form"]     { border-left: 3px solid #f87171; }
.flow-icon { font-size: 1.5rem; flex-shrink: 0; line-height: 1; margin-top: 2px; }
.flow-step strong { font-size: 0.92rem; font-weight: 700; display: block; margin-bottom: 4px; }
.flow-step p { font-size: 0.8rem; color: var(--text-muted); margin: 0; line-height: 1.5; }
.flow-step code {
  background: rgba(255,255,255,0.08);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.82em;
  color: var(--color-primary-light);
}

/* ===== API RESPONSE NOTE ===== */
.api-response-note {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 14px;
  background: rgba(99,102,241,0.08);
  border: 1px solid rgba(99,102,241,0.2);
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}
.api-response-note svg { flex-shrink: 0; color: var(--color-primary-light); margin-top: 1px; }
.api-response-note code {
  background: rgba(255,255,255,0.08);
  padding: 1px 5px;
  border-radius: 3px;
  font-size: 0.9em;
  color: var(--color-primary-light);
}

/* ===== NAV LOGO IMAGE ===== */
.nav-logo-img {
  width: 32px;
  height: 32px;
  object-fit: contain;
  border-radius: 6px;
}
.logo-by {
  font-size: 0.68rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.03em;
  margin-left: -4px;
  margin-top: 2px;
  align-self: flex-end;
  padding-bottom: 2px;
}
.nav-logo { align-items: center; gap: 8px; }

/* ===== HERO BRAND BADGE ===== */
.hero-badges {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  animation: fadeInDown 0.5s ease both;
}
.hero-brand-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 99px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.hero-brand-icon {
  width: 22px; height: 22px;
  object-fit: contain;
  border-radius: 4px;
}
.hero-brand-badge strong { color: var(--text-primary); }

/* ===== FOUNDER SECTION ===== */
.founder { background: var(--bg-secondary); }
.founder-card {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 56px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
  position: relative;
  overflow: hidden;
}
.founder-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: var(--gradient-primary);
}
.founder-left {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.founder-photo-wrap {
  position: relative;
  width: 200px; height: 200px;
}
.founder-photo {
  width: 200px; height: 200px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 3px solid rgba(99,102,241,0.4);
  position: relative;
  z-index: 1;
  box-shadow: 0 0 0 6px rgba(99,102,241,0.08), var(--shadow-md);
}
.founder-photo-glow {
  position: absolute;
  inset: -10px;
  border-radius: 50%;
  background: var(--gradient-primary);
  filter: blur(24px);
  opacity: 0.25;
  z-index: 0;
  animation: float 6s ease-in-out infinite;
}
.founder-company-logo {
  width: 180px;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}
.btn-linkedin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  background: #0077b5;
  color: white;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-sans);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  width: 100%;
  justify-content: center;
}
.btn-linkedin:hover {
  background: #005fa3;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,119,181,0.35);
}
.founder-right { display: flex; flex-direction: column; gap: 28px; }
.founder-name {
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 4px;
}
.founder-title {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 12px;
}
.founder-bio {
  font-size: 0.97rem;
  color: var(--text-secondary);
  line-height: 1.75;
}
.founder-bio strong { color: var(--text-primary); }

/* ===== SKILLS ===== */
.skills-section { display: flex; flex-direction: column; gap: 20px; }
.skills-group-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.skills-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.skills-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.skill-tag {
  padding: 5px 12px;
  border-radius: 99px;
  font-size: 0.78rem;
  font-weight: 600;
  transition: var(--transition);
  cursor: default;
}
.skill-tag:hover { transform: translateY(-2px); }
.skill-tag.dotnet  { background: rgba(124,58,237,0.12); border: 1px solid rgba(124,58,237,0.3); color: #a78bfa; }
.skill-tag.java    { background: rgba(220,38,38,0.1);  border: 1px solid rgba(220,38,38,0.25); color: #f87171; }
.skill-tag.db      { background: rgba(2,132,199,0.1);  border: 1px solid rgba(2,132,199,0.25); color: #38bdf8; }
.skill-tag.arch    { background: rgba(5,150,105,0.1);  border: 1px solid rgba(5,150,105,0.25); color: #34d399; }

/* ===== FOUNDER HIGHLIGHTS ===== */
.founder-highlights { display: flex; flex-direction: column; gap: 14px; }
.highlight-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.highlight-item:hover { border-color: var(--border-hover); background: rgba(255,255,255,0.05); }
.highlight-icon { font-size: 1.5rem; flex-shrink: 0; line-height: 1; }
.highlight-item strong { font-size: 0.95rem; font-weight: 700; display: block; margin-bottom: 2px; }
.highlight-item p { font-size: 0.82rem; color: var(--text-muted); margin: 0; }

/* ===== HERO DIAGRAM PREVIEW ===== */
.hero-diagram-preview {
  max-width: 800px;
  margin: 40px auto 64px;
  animation: fadeInUp 0.8s ease 0.4s both;
}
.diagram-window {
  background: #0d0d1a;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md), 0 0 0 1px rgba(99,102,241,0.05);
}
.diagram-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
}
.diagram-body {
  padding: 32px 24px;
  display: flex;
  justify-content: center;
}
.diagram-nodes {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 700px;
  gap: 12px;
}
.diagram-node {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  text-align: center;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  transition: var(--transition);
}
.diagram-node:hover {
  border-color: var(--border-hover);
  background: rgba(255,255,255,0.06);
  transform: translateY(-2px);
}
.diagram-node .node-icon {
  font-size: 1.75rem;
}
.diagram-node .node-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}
.diagram-node .node-sublabel {
  font-size: 0.72rem;
  color: var(--text-muted);
}
.diagram-arrow {
  font-size: 1.2rem;
  color: var(--color-primary-light);
  font-weight: bold;
}
.sub-nodes {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}
.sub-node {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  background: rgba(255,255,255,0.03);
  border-radius: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
}
.sub-node .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}
.sub-node .dot.green { background: var(--color-success); }
.sub-node .dot.blue { background: var(--color-accent); }
.sub-node .dot.purple { background: var(--color-primary-light); }

/* ===== SERVICES SECTION ===== */
.services { background: var(--bg-secondary); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-card);
  opacity: 0;
  transition: var(--transition);
}
.service-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-primary);
}
.service-card:hover::before { opacity: 1; }
.service-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--icon-color) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--icon-color) 30%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--icon-color);
  position: relative;
  z-index: 1;
}
.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
  position: relative;
  z-index: 1;
}
.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  position: relative;
  z-index: 1;
}

/* ===== CORE ERP SECTION ===== */
.erp { background: var(--bg-primary); }
.erp-tabs-container {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 40px;
  margin-top: 48px;
}
.erp-tabs-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.erp-tab-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: rgba(255,255,255,0.02);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  text-align: left;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
}
.erp-tab-btn .tab-icon {
  font-size: 1.25rem;
}
.erp-tab-btn:hover {
  background: rgba(255,255,255,0.05);
  color: var(--text-primary);
  border-color: rgba(99,102,241,0.25);
}
.erp-tab-btn.active {
  background: rgba(99,102,241,0.1);
  border-color: var(--color-primary);
  color: var(--color-primary-light);
  box-shadow: 0 4px 20px rgba(99,102,241,0.1);
}
.erp-panels-container {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
  min-height: 380px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.erp-panel {
  display: none;
}
.erp-panel.active {
  display: block;
  animation: fadeIn 0.4s ease;
}
.panel-header {
  margin-bottom: 32px;
}
.panel-header h3 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.panel-header p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.7;
}
.features-checklist {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.checklist-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== CHILD BRAND: PAYBRIDGE SECTION ===== */
.paybridge {
  position: relative;
  background: var(--bg-secondary);
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.paybridge-glow {
  position: absolute;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99,102,241,0.08) 0%, transparent 65%);
  top: -200px;
  right: -200px;
  pointer-events: none;
}
.paybridge-intro-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-bottom: 64px;
}
.pb-intro-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}
.pb-intro-card:hover {
  border-color: var(--border-hover);
  background: var(--bg-card-hover);
  transform: translateY(-2px);
}
.pb-intro-card h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.pb-intro-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 24px;
}
.gateways-sub-section, .quickstart-sub-section {
  margin-top: 64px;
}
.gateways-sub-section h3, .quickstart-sub-section h3 {
  font-size: 1.65rem;
  font-weight: 800;
  text-align: center;
  margin-bottom: 32px;
}

/* ===== ESTIMATOR & CONTACT SECTION ===== */
.estimator { background: var(--bg-secondary); }
.estimator-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 40px;
  margin-top: 48px;
}
.estimator-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
}
.estimator-form-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 32px;
}
.checkbox-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 12px;
}
.checkbox-label {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  transition: var(--transition);
}
.checkbox-label:hover {
  color: var(--text-primary);
}
.checkbox-label input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  cursor: pointer;
}
.form-group {
  margin-bottom: 28px;
}
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 12px;
  color: var(--text-primary);
}
.form-select, .form-input {
  width: 100%;
  padding: 14px 18px;
  background: rgba(0,0,0,0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  transition: var(--transition);
}
.form-select:focus, .form-input:focus {
  border-color: var(--color-primary);
  outline: none;
  background: rgba(0,0,0,0.35);
  box-shadow: 0 0 10px rgba(99,102,241,0.15);
}
.estimator-result-card {
  background: linear-gradient(135deg, rgba(99,102,241,0.08) 0%, rgba(6,182,212,0.05) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 32px;
}
.result-box h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-muted);
  font-weight: 700;
  margin-bottom: 10px;
}
.result-value {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--text-primary);
}
.cost-value {
  font-size: 2.35rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 900;
}
.result-divider {
  height: 1px;
  background: var(--border);
}
.result-note {
  display: flex;
  gap: 12px;
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.6;
}
.result-note svg {
  flex-shrink: 0;
  color: var(--color-warning);
}

/* ===== LINKEDIN FOOTER BUTTON ===== */
.btn-linkedin-sm {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  background: rgba(0,119,181,0.15);
  border: 1px solid rgba(0,119,181,0.3);
  border-radius: var(--radius-sm);
  color: #38bdf8;
  font-size: 0.82rem;
  font-weight: 600;
  font-family: var(--font-sans);
  text-decoration: none;
  transition: var(--transition);
  margin-top: 8px;
}
.btn-linkedin-sm:hover { background: rgba(0,119,181,0.25); transform: translateY(-1px); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .features-grid, .services-grid { grid-template-columns: 1fr 1fr; }
  .feature-card--large { grid-column: span 2; }
  .api-docs-card, .erp-tabs-container, .estimator-grid { grid-template-columns: 1fr; }
  .erp-tabs-list {
    flex-direction: row;
    overflow-x: auto;
    padding-bottom: 8px;
    white-space: nowrap;
  }
  .erp-tab-btn {
    padding: 12px 20px;
    flex-shrink: 0;
  }
  .erp-panels-container {
    min-height: auto;
  }
  .founder-card { grid-template-columns: 1fr; gap: 32px; }
  .founder-left { flex-direction: row; flex-wrap: wrap; justify-content: center; }
}
@media (max-width: 768px) {
  .nav-links, .nav-actions .btn-ghost { display: none; }
  .nav-toggle { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(10,10,15,0.97);
    backdrop-filter: blur(20px);
    padding: 24px;
    border-bottom: 1px solid var(--border);
    gap: 4px;
    z-index: 999;
  }
  .features-grid, .services-grid, .paybridge-intro-cards, .checkbox-grid, .features-checklist { grid-template-columns: 1fr; }
  .feature-card--large { grid-column: span 1; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-links-grid { grid-template-columns: 1fr 1fr; }
  .step { flex-direction: column; gap: 12px; }
  .step-number { font-size: 2.5rem; width: auto; }
  .step-connector { margin-left: 20px; }
  .hero-stats { gap: 16px; }
  .stat-divider { display: none; }
  .stat-item { padding: 8px 16px; }
  .api-docs-card, .estimator-form-card, .estimator-result-card, .erp-panels-container { padding: 28px; }
  .diagram-nodes {
    flex-direction: column;
    gap: 16px;
  }
  .diagram-arrow {
    transform: rotate(90deg);
  }
}
@media (max-width: 480px) {
  .section { padding: 60px 0; }
  .footer-links-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}