/* ═══════════════════════════════════════════════════════════════
   ComFly Landing Page — styles.css
   Color system:
     Primary:      #6C63FF (indigo/purple)
     Primary dark: #5a52e8
     Accent:       #00D4AA (teal)
     Dark bg:      #1a1a2e
     Dark card:    #16213e
     Dark surface: #0f3460
     Light bg:     #f8f8fc
     White:        #ffffff
     Text dark:    #0d0d1a
     Text mid:     #4a4a6a
     Text light:   #9898b8
   ═══════════════════════════════════════════════════════════════ */

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

:root {
  --primary:        #6C63FF;
  --primary-dark:   #5a52e8;
  --primary-light:  #8b84ff;
  --accent:         #00D4AA;
  --accent-dark:    #00b894;

  --dark-bg:        #1a1a2e;
  --dark-card:      #16213e;
  --dark-surface:   #0f3460;

  --light-bg:       #f8f8fc;
  --white:          #ffffff;

  --text-dark:      #0d0d1a;
  --text-mid:       #4a4a6a;
  --text-light:     #9898b8;
  --text-white:     rgba(255,255,255,0.9);
  --text-white-dim: rgba(255,255,255,0.6);

  --border:         rgba(108,99,255,0.12);
  --border-dark:    rgba(255,255,255,0.08);

  --shadow-sm:      0 1px 3px rgba(13,13,26,0.08), 0 1px 2px rgba(13,13,26,0.04);
  --shadow-md:      0 4px 12px rgba(13,13,26,0.10), 0 2px 6px rgba(13,13,26,0.06);
  --shadow-lg:      0 16px 48px rgba(13,13,26,0.12), 0 4px 16px rgba(13,13,26,0.08);
  --shadow-primary: 0 8px 32px rgba(108,99,255,0.35);

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --font-sans:  -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen,
                Ubuntu, Cantarell, 'Helvetica Neue', sans-serif;
  --font-mono:  'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
  /* Brand wordmark — shared logo system from comfly-logo.html */
  --font-logo:  'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --header-h:   68px;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-dark);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg { display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* ─── Typography Scale ─────────────────────────────────────── */
h1 { font-size: clamp(2.2rem, 5vw, 3.75rem); font-weight: 800; letter-spacing: -0.03em; line-height: 1.12; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); font-weight: 700; letter-spacing: -0.025em; line-height: 1.2; }
h3 { font-size: 1.2rem; font-weight: 600; letter-spacing: -0.01em; line-height: 1.35; }
h4 { font-size: 0.875rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }

/* ─── Layout ────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-lg {
  padding: 13px 28px;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
}

.btn-full { width: 100%; justify-content: center; }

.btn-primary {
  background: var(--primary);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(108,99,255,0.4);
}
.btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 6px 20px rgba(108,99,255,0.55);
  transform: translateY(-1px);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  color: var(--text-mid);
  background: transparent;
}
.btn-ghost:hover {
  color: var(--primary);
  background: rgba(108,99,255,0.06);
}

.btn-outline {
  border: 1.5px solid rgba(255,255,255,0.35);
  color: var(--white);
  background: rgba(255,255,255,0.06);
  backdrop-filter: blur(4px);
}
.btn-outline:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.6);
  transform: translateY(-1px);
}

.btn-outline-dark {
  border: 1.5px solid var(--border);
  color: var(--text-dark);
  background: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
}
.btn-outline-dark:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(108,99,255,0.05);
  transform: translateY(-1px);
}

.btn-icon { flex-shrink: 0; }

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ─── Scroll-reveal animations ──────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }

/* ─── Section helpers ───────────────────────────────────────── */
.section { padding: 100px 0; }

.section-light  { background: var(--light-bg); }
.section-dark   { background: var(--dark-bg); }
.section-gradient {
  background: linear-gradient(160deg, var(--dark-bg) 0%, #0f3460 50%, #1a1a2e 100%);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 72px;
}

.section-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: rgba(108,99,255,0.1);
  color: var(--primary);
  margin-bottom: 18px;
}
.section-tag--light {
  background: rgba(255,255,255,0.1);
  color: var(--text-white);
}

.section-title { margin-bottom: 16px; }
.section-title--light { color: var(--white); }

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-mid);
  max-width: 560px;
  margin: 0 auto;
}
.section-subtitle--light { color: var(--text-white-dim); }


/* ═══════════════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════════════ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background var(--transition), box-shadow var(--transition), backdrop-filter var(--transition);
}

.site-header.scrolled {
  background: rgba(26, 26, 46, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06), 0 4px 24px rgba(13,13,26,0.3);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  width: 100%;
}

/* ── Brand wordmark (reuses comfly-logo.html: Nunito, ink text, purple dot) ── */
.logo {
  font-family: var(--font-logo);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.5px;
  line-height: 1;
  flex-shrink: 0;
}
.logo-dot {
  color: var(--primary);
}

.nav { flex: 1; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: block;
  padding: 6px 12px;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}
.nav-link:hover {
  color: var(--white);
  background: rgba(255,255,255,0.06);
}

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

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-sm);
  margin-left: auto;
  transition: background var(--transition);
}
.hamburger:hover { background: rgba(255,255,255,0.06); }
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }


/* ═══════════════════════════════════════════════════════════════
   HERO
   ═══════════════════════════════════════════════════════════════ */
.hero {
  position: relative;
  min-height: 100vh;
  background: var(--dark-bg);
  display: flex;
  align-items: center;
  padding: calc(var(--header-h) + 64px) 0 80px;
  overflow: hidden;
}

.hero-bg-shapes {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
}
.shape-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #6C63FF 0%, transparent 70%);
  top: -200px; left: -150px;
  opacity: 0.25;
}
.shape-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, #00D4AA 0%, transparent 70%);
  bottom: -100px; right: -100px;
  opacity: 0.2;
}
.shape-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, #a855f7 0%, transparent 70%);
  top: 40%; left: 40%;
  opacity: 0.12;
}
.shape-4 {
  width: 200px; height: 200px;
  background: radial-gradient(circle, #00D4AA 0%, transparent 70%);
  top: 20%; right: 15%;
  opacity: 0.15;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

/* Hero content */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px 6px 10px;
  background: rgba(108,99,255,0.12);
  border: 1px solid rgba(108,99,255,0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--primary-light);
  margin-bottom: 28px;
}
.badge-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  flex-shrink: 0;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.85); }
}

.hero-headline {
  color: var(--white);
  margin-bottom: 24px;
}

.hero-subheadline {
  font-size: 1.1rem;
  color: var(--text-white-dim);
  max-width: 500px;
  margin-bottom: 40px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 24px;
}
.stat { text-align: left; }
.stat-value {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.03em;
}
.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-white-dim);
}
.stat-divider {
  width: 1px;
  height: 36px;
  background: rgba(255,255,255,0.12);
  flex-shrink: 0;
}

/* Hero visual */
.hero-visual {
  position: relative;
  height: 420px;
}

.visual-card {
  position: absolute;
  background: var(--dark-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(255,255,255,0.03);
}

.visual-card-main {
  top: 0; left: 0; right: 0;
  z-index: 2;
}
.visual-card-output {
  bottom: 0; right: 0;
  width: 56%;
  z-index: 3;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(108,99,255,0.15);
  border-color: rgba(108,99,255,0.2);
}
.visual-card-channels {
  bottom: 0; left: 0;
  width: 42%;
  z-index: 3;
  padding: 14px;
}

.visual-card-header {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border-dark);
}
.vc-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}
.vc-dot--red    { background: #ff5f57; }
.vc-dot--yellow { background: #febc2e; }
.vc-dot--green  { background: #28c840; }
.vc-title {
  font-size: 0.72rem;
  color: var(--text-white-dim);
  font-family: var(--font-mono);
  margin-left: 6px;
}

.visual-card-body {
  padding: 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.7;
}

.code-line { white-space: nowrap; }
.indent-1 { padding-left: 16px; }
.indent-2 { padding-left: 32px; }
.code-tag     { color: #7eb7ff; }
.code-attr    { color: #c3e88d; }
.code-str     { color: #f78c6c; }
.code-text    { color: var(--text-white); }
.code-comment { color: #546e7a; font-style: italic; }

/* Output card body */
.visual-output-body {
  font-family: var(--font-sans);
}
.output-company {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 2px;
}
.output-invoice-num {
  font-size: 0.7rem;
  color: var(--text-white-dim);
  margin-bottom: 12px;
}
.output-table { width: 100%; }
.output-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.7rem;
  padding: 3px 0;
  border-bottom: 1px solid var(--border-dark);
  color: var(--text-white-dim);
}
.output-row-header {
  font-weight: 600;
  color: var(--text-light);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.output-total {
  font-weight: 700;
  color: var(--white);
  border-bottom: none;
  border-top: 1px solid rgba(255,255,255,0.15);
  margin-top: 2px;
  padding-top: 6px;
}
.output-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 10px;
  padding: 3px 8px;
  background: rgba(0,212,170,0.12);
  border: 1px solid rgba(0,212,170,0.25);
  border-radius: 100px;
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--accent);
}

/* Channel chips */
.channel-label {
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-white-dim);
  margin-bottom: 8px;
}
.channels {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.channel-chip {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  background: rgba(108,99,255,0.1);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: var(--radius-sm);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--primary-light);
}


/* ═══════════════════════════════════════════════════════════════
   FEATURES
   ═══════════════════════════════════════════════════════════════ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(108,99,255,0.25);
}

.feature-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}
.feature-icon--purple { background: rgba(108,99,255,0.10); color: var(--primary); }
.feature-icon--blue   { background: rgba(59,130,246,0.10); color: #3b82f6; }
.feature-icon--teal   { background: rgba(0,212,170,0.10);  color: var(--accent); }
.feature-icon--orange { background: rgba(249,115,22,0.10); color: #f97316; }
.feature-icon--green  { background: rgba(34,197,94,0.10);  color: #22c55e; }
.feature-icon--pink   { background: rgba(236,72,153,0.10); color: #ec4899; }

.feature-title {
  margin-bottom: 10px;
  color: var(--text-dark);
}
.feature-desc {
  font-size: 0.9rem;
  color: var(--text-mid);
  line-height: 1.65;
  margin-bottom: 20px;
}
.feature-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  transition: gap var(--transition), color var(--transition);
}
.feature-link:hover {
  gap: 10px;
  color: var(--primary-dark);
}


/* ═══════════════════════════════════════════════════════════════
   CASE STUDIES
   ═══════════════════════════════════════════════════════════════ */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.case-card {
  background: var(--dark-card);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.case-card:hover {
  transform: translateY(-4px);
  border-color: rgba(108,99,255,0.3);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}
.case-card--featured {
  border-color: rgba(108,99,255,0.4);
  background: linear-gradient(160deg, #16213e, #1a1a40);
  box-shadow: 0 0 0 1px rgba(108,99,255,0.15), var(--shadow-lg);
}

.case-icon {
  width: 56px; height: 56px;
  background: rgba(108,99,255,0.12);
  border: 1px solid rgba(108,99,255,0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-light);
  margin-bottom: 20px;
}

.case-tag {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.case-quote {
  font-size: 0.95rem;
  color: var(--text-white-dim);
  line-height: 1.7;
  font-style: normal;
  margin-bottom: 28px;
  quotes: none;
}

.case-metrics {
  display: flex;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid var(--border-dark);
}
.metric { flex: 1; }
.metric-value {
  display: block;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.03em;
}
.metric-label {
  display: block;
  font-size: 0.7rem;
  color: var(--text-white-dim);
  margin-top: 2px;
}


/* ═══════════════════════════════════════════════════════════════
   DOCUMENTATION
   ═══════════════════════════════════════════════════════════════ */
.docs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.doc-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.doc-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(108,99,255,0.25);
}

.doc-icon {
  width: 72px; height: 72px;
  background: rgba(108,99,255,0.08);
  border: 1px solid rgba(108,99,255,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 24px;
}
.doc-icon--alt {
  background: rgba(0,212,170,0.08);
  border-color: rgba(0,212,170,0.15);
  color: var(--accent-dark);
}

.doc-title {
  margin-bottom: 12px;
  font-size: 1.35rem;
  color: var(--text-dark);
}
.doc-desc {
  font-size: 0.95rem;
  color: var(--text-mid);
  line-height: 1.65;
  margin-bottom: 24px;
}

.doc-links-list {
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.doc-links-list a {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  color: var(--text-mid);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  transition: all var(--transition);
}
.doc-links-list a::before {
  content: '';
  display: block;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
}
.doc-links-list a:hover {
  color: var(--primary);
  border-color: rgba(108,99,255,0.3);
  background: rgba(108,99,255,0.04);
  padding-left: 16px;
}

.doc-cta-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--primary);
  transition: gap var(--transition);
}
.doc-cta-link:hover { gap: 10px; }


/* ═══════════════════════════════════════════════════════════════
   PRICING
   ═══════════════════════════════════════════════════════════════ */
.pricing-toggle {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 100px;
  padding: 4px;
  width: fit-content;
  margin: 0 auto 56px;
}

.toggle-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-white-dim);
  transition: all var(--transition);
}
.toggle-btn--active {
  background: var(--white);
  color: var(--text-dark);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.toggle-discount {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: rgba(0,212,170,0.2);
  color: var(--accent);
  padding: 2px 7px;
  border-radius: 100px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}
.pricing-card:hover { transform: translateY(-4px); }

.pricing-card--featured {
  background: var(--white);
  border-color: transparent;
  box-shadow: var(--shadow-primary), var(--shadow-lg);
  transform: translateY(-8px) scale(1.02);
  z-index: 1;
}
.pricing-card--featured:hover { transform: translateY(-12px) scale(1.02); }

.pricing-card--featured .pricing-tier,
.pricing-card--featured .price-amount,
.pricing-card--featured .price-currency,
.pricing-card--featured .price-period,
.pricing-card--featured .pricing-desc {
  color: var(--text-dark);
}
.pricing-card--featured .feature-item { color: var(--text-mid); }
.pricing-card--featured .feature-item--excluded { color: var(--text-light); }

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 5px 16px;
  border-radius: 100px;
  white-space: nowrap;
}

.pricing-tier {
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-white-dim);
  margin-bottom: 12px;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 3px;
  margin-bottom: 14px;
}
.price-currency {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
}
.price-amount {
  font-size: 3rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: -0.04em;
  line-height: 1;
  transition: all 0.3s ease;
}
.price-amount--custom {
  font-size: 2rem;
}
.price-period {
  font-size: 0.9rem;
  color: var(--text-white-dim);
  font-weight: 400;
}

.pricing-desc {
  font-size: 0.85rem;
  color: var(--text-white-dim);
  line-height: 1.6;
  margin-bottom: 28px;
  flex: 0 0 auto;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
  flex: 1;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-white);
}
.feature-item--excluded {
  color: var(--text-white-dim);
  opacity: 0.5;
}

.check-icon { color: var(--accent); flex-shrink: 0; }
.cross-icon { color: var(--text-white-dim); flex-shrink: 0; }

.pricing-card--featured .check-icon { color: var(--primary); }
.pricing-card--featured .feature-item { color: var(--text-mid); }
.pricing-card--featured .feature-item--excluded { color: var(--text-light); }


/* ═══════════════════════════════════════════════════════════════
   CTA SECTION
   ═══════════════════════════════════════════════════════════════ */
.cta-section { padding: 80px 0 100px; }

.cta-card {
  background: linear-gradient(135deg, var(--primary) 0%, #8b5cf6 50%, var(--accent-dark) 100%);
  border-radius: var(--radius-xl);
  padding: 72px 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  overflow: hidden;
  position: relative;
}

.cta-content { position: relative; z-index: 1; max-width: 540px; }

.cta-title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  color: var(--white);
  margin-bottom: 16px;
  font-weight: 800;
  letter-spacing: -0.025em;
  line-height: 1.2;
}
.cta-subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
  line-height: 1.65;
}
.cta-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.cta-visual {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 40%;
  pointer-events: none;
}
.cta-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
}
.cta-shape-1 {
  width: 300px; height: 300px;
  background: white;
  right: -80px; top: -80px;
}
.cta-shape-2 {
  width: 200px; height: 200px;
  background: white;
  right: 60px; bottom: -60px;
}
.cta-shape-3 {
  width: 120px; height: 120px;
  background: white;
  right: 200px; top: 20px;
  opacity: 0.08;
}

/* CTA buttons override on gradient bg */
.cta-card .btn-primary {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 4px 14px rgba(0,0,0,0.2);
}
.cta-card .btn-primary:hover {
  background: rgba(255,255,255,0.92);
  box-shadow: 0 6px 20px rgba(0,0,0,0.3);
}


/* ═══════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════ */
.site-footer {
  background: var(--dark-bg);
  border-top: 1px solid var(--border-dark);
}

.footer-inner {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 64px;
  padding-top: 64px;
  padding-bottom: 56px;
}

.footer-brand .logo { margin-bottom: 14px; }

.footer-tagline {
  font-size: 0.88rem;
  color: var(--text-white-dim);
  line-height: 1.65;
  margin-bottom: 24px;
}
.footer-tagline strong { color: var(--text-white); }

.footer-social {
  display: flex;
  gap: 10px;
}
.social-link {
  width: 36px; height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.05);
  color: var(--text-white-dim);
  transition: all var(--transition);
}
.social-link:hover {
  background: rgba(108,99,255,0.15);
  color: var(--primary-light);
  transform: translateY(-2px);
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.footer-nav-heading {
  color: var(--text-white);
  margin-bottom: 16px;
}

.footer-nav ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-nav a {
  font-size: 0.88rem;
  color: var(--text-white-dim);
  transition: color var(--transition);
}
.footer-nav a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid var(--border-dark);
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 24px;
  padding-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}

.copyright {
  font-size: 0.83rem;
  color: var(--text-white-dim);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}
.footer-bottom-links a {
  font-size: 0.83rem;
  color: var(--text-white-dim);
  transition: color var(--transition);
}
.footer-bottom-links a:hover { color: var(--white); }


/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE — 1024px
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .hero-inner { gap: 40px; }

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

  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
  .pricing-card--featured {
    transform: translateY(-4px) scale(1.01);
  }

  .cta-card { padding: 56px 48px; }

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

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE — 768px (tablet / large mobile)
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  :root { --header-h: 60px; }

  .section { padding: 72px 0; }
  .section-header { margin-bottom: 48px; }

  /* Header */
  .hamburger { display: flex; }
  .nav {
    display: none;
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: rgba(26,26,46,0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-top: 1px solid var(--border-dark);
    padding: 20px 24px 28px;
    z-index: 999;
  }
  .nav.open { display: block; }
  .nav-list { flex-direction: column; gap: 4px; }
  .nav-link { padding: 12px 16px; font-size: 1rem; }
  .header-actions {
    display: none;
  }
  .header-actions.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: auto;
    left: 0; right: 0;
    padding: 0 24px 28px;
    background: rgba(26,26,46,0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    z-index: 999;
    gap: 10px;
  }
  .header-actions.open .btn { width: 100%; justify-content: center; }

  /* Hero */
  .hero {
    padding-top: calc(var(--header-h) + 48px);
    padding-bottom: 64px;
    min-height: auto;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }
  .hero-subheadline { margin-left: auto; margin-right: auto; }
  .hero-cta { justify-content: center; }
  .hero-stats { justify-content: center; }

  .hero-visual { height: 320px; }
  .visual-card-channels { width: 38%; }
  .visual-card-output   { width: 60%; }

  /* Features */
  .features-grid { grid-template-columns: 1fr; }

  /* Cases */
  .cases-grid { grid-template-columns: 1fr; }
  .case-card--featured { order: -1; }

  /* Docs */
  .docs-grid { grid-template-columns: 1fr; }

  /* Pricing */
  .pricing-grid { grid-template-columns: 1fr; gap: 20px; }
  .pricing-card--featured {
    transform: none;
    order: -1;
  }
  .pricing-card--featured:hover { transform: translateY(-4px) scale(1); }

  /* CTA */
  .cta-card {
    padding: 48px 32px;
    flex-direction: column;
    text-align: center;
    border-radius: var(--radius-lg);
  }
  .cta-actions { justify-content: center; }
  .cta-visual { display: none; }

  /* Footer */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .footer-nav { grid-template-columns: repeat(2, 1fr); }
  .footer-bottom-inner { flex-direction: column; align-items: flex-start; gap: 14px; }
}

/* ═══════════════════════════════════════════════════════════════
   RESPONSIVE — 480px (small mobile)
   ═══════════════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  .container { padding: 0 16px; }

  .hero-visual { display: none; }
  .hero-stats  { flex-wrap: wrap; gap: 16px; justify-content: center; }
  .stat-divider { display: none; }

  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { justify-content: center; }

  .footer-nav { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer-bottom-links { flex-direction: column; gap: 10px; }

  .pricing-toggle { width: 100%; }
  .toggle-btn { flex: 1; justify-content: center; }

  .cta-card { padding: 36px 24px; }

  .case-metrics { flex-wrap: wrap; }
  .metric { flex: 0 0 calc(50% - 8px); }
}

/* ─── Focus states for accessibility ────────────────────────── */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ─── Language switcher ─────────────────────────────────────── */
.lang-switcher {
    display: flex;
    gap: 4px;
    align-items: center;
    margin-right: 12px;
}
.lang-btn {
    color: rgba(255,255,255,0.6);
    background: transparent;
    font-family: inherit;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
    padding: 3px 8px;
    border-radius: 6px;
    transition: all 0.2s;
}
.lang-btn:hover {
    color: #fff;
    background: rgba(255,255,255,0.08);
}
.lang-btn.active {
    color: #fff;
    background: rgba(108,99,255,0.35);
}
/* On the mobile dropdown the header turns into a light column — keep lang chips readable */
@media (max-width: 768px) {
  .header-actions.open .lang-switcher { justify-content: center; margin: 0 0 6px; }
}