/* ============================================================
   Counterscarp — Main Stylesheet
   Dark cyberpunk security aesthetic
   ============================================================ */

/* ── Custom Properties ─────────────────────────────────────── */
:root {
  /* Counterscarp Color System */
  --fortress-gray:  #2C3E50;
  --shield-blue:    #00D9FF;
  --alert-amber:    #F6AD55;
  --critical-red:   #E74C3C;
  --secure-green:   #00D9FF;

  /* Background */
  --bg-primary:    #0F1419;
  --bg-secondary:  #1A1F2E;
  --bg-card:       #1E2535;
  --bg-card-hover: #243045;

  /* Accents mapped to Counterscarp palette */
  --accent-cyan:   #00D9FF;   /* electric-cyan — primary accent */
  --accent-green:  #00D9FF;   /* secure-green */
  --accent-orange: #F6AD55;   /* alert-amber */
  --accent-red:    #E74C3C;   /* critical-red */

  --text-primary:  #ECF0F1;
  --text-secondary:#95A5A6;
  --text-muted:    #7F8C8D;
  --border-color:  rgba(0, 217, 255, 0.18);
  --border-glow:   rgba(0, 217, 255, 0.45);
  --font-main:     'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-mono:     'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --radius-sm:     6px;
  --radius-md:     12px;
  --radius-lg:     20px;
  --transition:    0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

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

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.2rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.2rem; }

p { color: var(--text-secondary); line-height: 1.75; }

a { color: var(--accent-cyan); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-green); }

code, pre {
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

/* ── Scrollbar ──────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--accent-cyan); border-radius: 3px; }

/* ── Utility Classes ────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-header .eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
  padding: 0.3rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  background: rgba(0, 217, 255, 0.05);
}

.section-header h2 { margin-bottom: 1rem; }
.section-header p { max-width: 600px; margin: 0 auto; }

.gradient-text {
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glow-cyan { text-shadow: 0 0 20px rgba(0, 217, 255, 0.5); }

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #00D9FF, #00B8D9);
  color: #000;
  box-shadow: 0 0 20px rgba(0, 217, 255, 0.3);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(0, 217, 255, 0.6);
  color: #000;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glow);
}
.btn-secondary:hover {
  background: rgba(0, 217, 255, 0.08);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--accent-cyan);
  border: 1px solid var(--border-color);
  padding: 0.6rem 1.25rem;
  font-size: 0.875rem;
}
.btn-ghost:hover {
  background: rgba(0, 217, 255, 0.1);
  color: var(--accent-cyan);
}

.btn-danger {
  background: linear-gradient(135deg, var(--accent-red), #cc0033);
  color: #fff;
  box-shadow: 0 0 20px rgba(255, 51, 102, 0.3);
}
.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(255, 51, 102, 0.5);
  color: #fff;
}

.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
}

/* ── Navigation ─────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(20px);
  border-bottom-color: var(--border-color);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.nav-logo img {
  width: 36px;
  height: 36px;
  object-fit: contain;
  border-radius: 6px;
  background: rgba(255,255,255,0.06);
  padding: 2px;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

.nav-logo-text span { color: var(--accent-cyan); }

.nav-logo-tagline {
  font-size: 0.58rem;
  font-weight: 500;
  color: var(--accent-cyan);
  letter-spacing: 0.07em;
  text-transform: uppercase;
  opacity: 0.72;
  margin-top: 1px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  display: block;
  padding: 0.5rem 0.9rem;
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--accent-cyan);
  background: rgba(0, 217, 255, 0.08);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
  background: none;
  border: none;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  border-radius: 2px;
}

/* ── Hero Section ───────────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 8rem 0 5rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('../images/hero-bg.png');
  background-size: cover;
  background-position: center;
  opacity: 0.25;
  z-index: 0;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(10, 10, 15, 0.4) 60%,
    var(--bg-primary) 100%
  );
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 217, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 217, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border: 1px solid rgba(0, 255, 136, 0.3);
  border-radius: 50px;
  background: rgba(0, 255, 136, 0.05);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-green);
  margin-bottom: 1.5rem;
  letter-spacing: 0.05em;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-green);
  box-shadow: 0 0 8px var(--accent-green);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero h1 {
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 600px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
}

.stat-value {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent-cyan);
  line-height: 1;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ── Scanline animation ─────────────────────────────────────── */
.scanline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  animation: scanline 4s linear infinite;
  opacity: 0.5;
  z-index: 2;
}

@keyframes scanline {
  0% { top: 0; }
  100% { top: 100%; }
}

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0;
  transition: var(--transition);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 217, 255, 0.08);
}

.card:hover::before { opacity: 1; }

/* ── Feature Cards ──────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top left, rgba(0, 217, 255, 0.05), transparent 60%);
  opacity: 0;
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 30px rgba(0, 217, 255, 0.1);
}

.feature-card:hover::after { opacity: 1; }

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
  background: rgba(0, 217, 255, 0.1);
  border: 1px solid rgba(0, 217, 255, 0.2);
  color: var(--accent-cyan);
}

.feature-icon.green {
  background: rgba(0, 255, 136, 0.1);
  border-color: rgba(0, 255, 136, 0.2);
  color: var(--accent-green);
}

.feature-icon.orange {
  background: rgba(255, 107, 53, 0.1);
  border-color: rgba(255, 107, 53, 0.2);
  color: var(--accent-orange);
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-card p {
  font-size: 0.9rem;
  line-height: 1.65;
}

.feature-tag {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.2rem 0.65rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 50px;
  background: rgba(0, 217, 255, 0.1);
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 217, 255, 0.2);
}

/* ── Sections ───────────────────────────────────────────────── */
.section { padding: 6rem 0; }
.section-alt { background: var(--bg-secondary); }

/* ── Pricing ────────────────────────────────────────────────── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  align-items: start;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  transition: var(--transition);
  position: relative;
}

.pricing-card.featured {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 40px rgba(0, 217, 255, 0.15);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
  color: #000;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 1rem;
  border-radius: 50px;
  white-space: nowrap;
}

.pricing-tier { font-size: 0.8rem; font-weight: 600; color: var(--accent-cyan); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 0.5rem; }
.pricing-price { font-size: 3rem; font-weight: 800; color: var(--text-primary); line-height: 1; margin: 0.75rem 0; }
.pricing-price sup { font-size: 1.25rem; vertical-align: super; }
.pricing-price sub { font-size: 1rem; color: var(--text-muted); }
.pricing-desc { font-size: 0.875rem; color: var(--text-muted); margin-bottom: 1.5rem; }

.pricing-features { list-style: none; margin-bottom: 2rem; }
.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  padding: 0.5rem 0;
  font-size: 0.875rem;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features .check { color: var(--accent-green); flex-shrink: 0; margin-top: 2px; }
.pricing-features .cross { color: var(--text-muted); flex-shrink: 0; margin-top: 2px; }

/* ── Code Block ─────────────────────────────────────────────── */
.code-block {
  background: #0d0d1a;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.code-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: rgba(0, 217, 255, 0.05);
  border-bottom: 1px solid var(--border-color);
}

.code-dots {
  display: flex;
  gap: 6px;
}

.code-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.code-dots .red { background: #ff5f57; }
.code-dots .yellow { background: #ffbd2e; }
.code-dots .green { background: #28ca41; }

.code-lang {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
}

.code-body {
  padding: 1.5rem;
  overflow-x: auto;
}

.code-body pre {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.85rem;
}

.code-body .kw { color: #c792ea; }
.code-body .fn { color: #82aaff; }
.code-body .str { color: #c3e88d; }
.code-body .cm { color: #546e7a; font-style: italic; }
.code-body .num { color: #f78c6c; }
.code-body .var { color: var(--accent-cyan); }

/* ── Terminal ───────────────────────────────────────────────── */
.terminal {
  background: #050508;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  font-family: var(--font-mono);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1.25rem;
  background: #0d0d1a;
  border-bottom: 1px solid var(--border-color);
}

.terminal-title {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.terminal-body {
  padding: 1.5rem;
  font-size: 0.85rem;
  line-height: 1.8;
}

.terminal-body .prompt { color: var(--accent-green); }
.terminal-body .cmd { color: var(--text-primary); }
.terminal-body .output { color: var(--text-muted); }
.terminal-body .success { color: var(--accent-green); }
.terminal-body .warning { color: var(--accent-orange); }
.terminal-body .error { color: var(--accent-red); }
.terminal-body .info { color: var(--accent-cyan); }

/* ── Testimonials ───────────────────────────────────────────── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
}

.testimonial-stars { color: #fbbf24; font-size: 0.9rem; margin-bottom: 1rem; }
.testimonial-text { font-size: 0.9rem; color: var(--text-secondary); margin-bottom: 1.25rem; font-style: italic; }
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-avatar {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-green));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 0.9rem; color: #000;
  flex-shrink: 0;
}
.testimonial-name { font-size: 0.875rem; font-weight: 600; color: var(--text-primary); }
.testimonial-role { font-size: 0.775rem; color: var(--text-muted); }

/* ── Badges / Trust ─────────────────────────────────────────── */
.trust-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  align-items: center;
}

.trust-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  background: rgba(0, 217, 255, 0.04);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.trust-badge svg { color: var(--accent-cyan); }

/* ── Footer ─────────────────────────────────────────────────── */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: 1rem;
  max-width: 280px;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 0.5rem; }
.footer-col a {
  font-size: 0.875rem;
  color: var(--text-muted);
  transition: var(--transition);
}
.footer-col a:hover { color: var(--accent-cyan); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p { font-size: 0.8rem; color: var(--text-muted); }

.footer-social {
  display: flex;
  gap: 0.75rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  transition: var(--transition);
}

.footer-social a:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  background: rgba(0, 217, 255, 0.08);
}

/* ── Page Hero (inner pages) ────────────────────────────────── */
.page-hero {
  padding: 9rem 0 5rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center top, rgba(0, 217, 255, 0.08) 0%, transparent 60%);
}

.page-hero .container { position: relative; z-index: 1; }

/* ── Breadcrumb ─────────────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  justify-content: center;
}

.breadcrumb a { color: var(--text-muted); }
.breadcrumb a:hover { color: var(--accent-cyan); }
.breadcrumb .sep { color: var(--border-glow); }

/* ── Table ──────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; border-radius: var(--radius-md); border: 1px solid var(--border-color); }

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

thead {
  background: rgba(0, 217, 255, 0.05);
  border-bottom: 1px solid var(--border-color);
}

th {
  padding: 0.9rem 1.25rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

td {
  padding: 0.9rem 1.25rem;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255,255,255,0.04);
}

tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(0, 217, 255, 0.02); }

/* ── Accordion / FAQ ────────────────────────────────────────── */
.accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
  overflow: hidden;
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: none;
  cursor: pointer;
  color: var(--text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: left;
  transition: var(--transition);
}

.accordion-trigger:hover { background: var(--bg-card-hover); color: var(--accent-cyan); }

.accordion-trigger .icon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  color: var(--accent-cyan);
  transition: var(--transition);
}

.accordion-trigger[aria-expanded="true"] .icon { transform: rotate(45deg); }

.accordion-content {
  display: none;
  padding: 1.25rem 1.5rem;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
}

.accordion-content.open { display: block; }
.accordion-content p { font-size: 0.9rem; }

/* ── Tabs ───────────────────────────────────────────────────── */
.tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 2rem;
  overflow-x: auto;
}

.tab-btn {
  padding: 0.75rem 1.25rem;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
  margin-bottom: -1px;
}

.tab-btn:hover { color: var(--text-primary); }
.tab-btn.active { color: var(--accent-cyan); border-bottom-color: var(--accent-cyan); }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

/* ── Form ───────────────────────────────────────────────────── */
.form-group { margin-bottom: 1.25rem; }

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
}

input[type="text"],
input[type="email"],
input[type="url"],
textarea,
select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-main);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

input:focus, textarea:focus, select:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0, 217, 255, 0.1);
}

textarea { resize: vertical; min-height: 120px; }

/* ── Alert Boxes ────────────────────────────────────────────── */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 1rem;
}

.alert-info { background: rgba(0, 217, 255, 0.08); border: 1px solid rgba(0, 217, 255, 0.2); color: var(--accent-cyan); }
.alert-success { background: rgba(0, 255, 136, 0.08); border: 1px solid rgba(0, 255, 136, 0.2); color: var(--accent-green); }
.alert-warning { background: rgba(255, 107, 53, 0.08); border: 1px solid rgba(255, 107, 53, 0.2); color: var(--accent-orange); }
.alert-error { background: rgba(255, 51, 102, 0.08); border: 1px solid rgba(255, 51, 102, 0.2); color: var(--accent-red); }

/* ── Animations ─────────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 20px rgba(0, 217, 255, 0.3); }
  50%       { box-shadow: 0 0 40px rgba(0, 217, 255, 0.6); }
}

.animate-fade-up { animation: fadeInUp 0.6s ease forwards; }
.animate-fade    { animation: fadeIn 0.6s ease forwards; }

[data-aos] { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-aos].aos-animate { opacity: 1; transform: translateY(0); }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions .btn-primary { display: none; }
  .nav-toggle { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.97);
    backdrop-filter: blur(20px);
    padding: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    z-index: 999;
  }

  .nav-links.open a { padding: 0.75rem 1rem; font-size: 1rem; }

  .hero-cta { flex-direction: column; align-items: flex-start; }
  .hero-stats { gap: 1.5rem; }

  .features-grid { grid-template-columns: 1fr; }
  .pricing-grid  { grid-template-columns: 1fr; }
  .footer-grid   { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 1rem; }
  .section { padding: 4rem 0; }
  .hero { padding: 7rem 0 4rem; }
}