/* CogniStack — Cloudflare-style with animated effects */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --orange: #F6821F;
  --orange-dark: #E56F0F;
  --orange-light: #FFF4EB;
  --orange-glow: rgba(246, 130, 31, 0.45);
  --black: #000;
  --text: #1D1D1D;
  --text-muted: #666;
  --text-light: #888;
  --white: #fff;
  --gray-50: #FAFAFA;
  --gray-100: #F5F5F5;
  --gray-200: #E5E5E5;
  --gray-300: #D4D4D4;
  --red: #D93025;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --max: 1140px;
  --wide: 1240px;
  --radius: 8px;
  --radius-xl: 28px;
  --header-h: 64px;
  --ease: cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font); font-size: 16px; line-height: 1.6;
  color: var(--text); background: var(--white);
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--orange); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--orange-dark); }

/* ── Scroll reveal ── */
.reveal {
  opacity: 0; transform: translateY(32px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

/* ── Top bar ── */
.cs-topbar {
  background: var(--gray-50); border-bottom: 1px solid var(--gray-200);
  padding: 6px 24px; font-size: 12px; color: var(--text-light);
}
.cs-topbar-inner {
  max-width: var(--wide); margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap;
}
.cs-topbar a { color: var(--text-muted); font-weight: 500; }
.cs-topbar a:hover { color: var(--orange); }

/* ── Header (Cloudflare white nav) ── */
.cs-header {
  position: sticky; top: 0; z-index: 500;
  background: rgba(255,255,255,0.92); backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow 0.25s var(--ease);
}
.cs-header.is-scrolled { box-shadow: 0 4px 24px rgba(0,0,0,0.06); }
.cs-header-inner {
  max-width: var(--wide); margin: 0 auto; padding: 0 24px;
  height: var(--header-h); display: flex; align-items: center; gap: 24px;
}
.cs-logo { display: flex; align-items: center; flex-shrink: 0; }
.cs-logo img { height: 30px; width: auto; }
.cs-logo-text { font-size: 1.1rem; font-weight: 700; color: var(--text); letter-spacing: -0.02em; }
.cs-logo-text span { color: var(--orange); }

.cs-nav { flex: 1; }
.cs-nav > ul { list-style: none; display: flex; align-items: center; gap: 0; justify-content: center; }
.cs-nav > ul > li { position: relative; }
.cs-nav > ul > li > a {
  display: block; padding: 8px 14px; font-size: 14px; font-weight: 500;
  color: var(--text); border-radius: var(--radius);
}
.cs-nav > ul > li > a:hover, .cs-nav > ul > li > a.active { color: var(--orange); }
.cs-drop-menu {
  position: absolute; top: calc(100% + 6px); left: 0; min-width: 240px;
  background: var(--white); border: 1px solid var(--gray-200);
  box-shadow: 0 16px 48px rgba(0,0,0,0.12); padding: 8px 0; list-style: none;
  opacity: 0; visibility: hidden; transform: translateY(8px); transition: all 0.2s var(--ease); z-index: 100;
  border-radius: 12px;
}
.cs-drop:hover .cs-drop-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.cs-drop-menu a { display: block; padding: 10px 18px; font-size: 14px; color: var(--text-muted); }
.cs-drop-menu a:hover { background: var(--gray-50); color: var(--orange); }

.cs-header-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.cs-btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 9px 20px; background: var(--orange); color: var(--white) !important;
  font-size: 14px; font-weight: 600; border-radius: 999px; border: none; cursor: pointer; font-family: var(--font);
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), background 0.2s;
}
.cs-btn-primary:hover {
  background: var(--orange-dark); color: var(--white) !important;
  transform: translateY(-1px); box-shadow: 0 8px 24px var(--orange-glow);
}
.cs-btn-outline {
  display: inline-flex; align-items: center; padding: 8px 18px;
  border: 1px solid var(--gray-300); color: var(--text) !important;
  font-size: 14px; font-weight: 600; border-radius: 999px; background: transparent;
  transition: border-color 0.2s, background 0.2s;
}
.cs-btn-outline:hover { border-color: var(--text); background: var(--gray-50); color: var(--text) !important; }
.cs-btn-hero {
  display: inline-flex; align-items: center; padding: 14px 28px;
  background: var(--white); color: var(--text) !important;
  font-size: 15px; font-weight: 700; border-radius: 999px; border: none;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.cs-btn-hero:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 32px rgba(0,0,0,0.2); color: var(--text) !important;
}
.cs-btn-dark {
  display: inline-flex; padding: 11px 24px; background: var(--black); color: var(--white) !important;
  font-size: 14px; font-weight: 600; border-radius: 999px; border: none; cursor: pointer; font-family: var(--font);
}
.cs-btn-dark:hover { background: #333; }
.cs-btn-white {
  display: inline-flex; padding: 14px 28px; background: var(--white); color: var(--orange) !important;
  font-size: 15px; font-weight: 700; border-radius: 999px;
  transition: transform 0.2s var(--ease), box-shadow 0.2s;
}
.cs-btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.15); }
.cs-menu-btn {
  display: none; border: none; background: none; font-size: 22px; cursor: pointer; color: var(--text); padding: 8px;
}

/* ── Hero: orange rounded card (Cloudflare signature) ── */
.cs-hero-wrap {
  padding: 24px 24px 0; max-width: var(--wide); margin: 0 auto;
}
.cs-hero-card {
  position: relative; border-radius: var(--radius-xl); overflow: hidden;
  background: linear-gradient(135deg, #F6821F 0%, #E56F0F 50%, #F6821F 100%);
  background-size: 200% 200%;
  animation: gradientShift 8s ease infinite;
  min-height: 420px; display: flex; align-items: center; justify-content: center;
  padding: 64px 32px;
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}
.cs-hero-mesh {
  position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(circle at 20% 80%, rgba(255,255,255,0.15) 0%, transparent 40%),
    radial-gradient(circle at 80% 20%, rgba(255,255,255,0.12) 0%, transparent 35%);
}
.cs-hero-canvas {
  position: absolute; inset: 0; width: 100%; height: 100%; pointer-events: none; opacity: 0.5;
}
.cs-hero-shimmer {
  position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(105deg, transparent 40%, rgba(255,255,255,0.08) 50%, transparent 60%);
  background-size: 200% 100%;
  animation: shimmer 6s ease-in-out infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.cs-hero-content {
  position: relative; z-index: 2; text-align: center; max-width: 780px;
}
.cs-hero-content h1 {
  font-size: clamp(2rem, 5vw, 3.25rem); font-weight: 800; color: var(--white);
  line-height: 1.1; letter-spacing: -0.035em; margin-bottom: 20px;
}
.cs-hero-lead {
  font-size: clamp(16px, 2vw, 19px); color: rgba(255,255,255,0.92);
  line-height: 1.65; margin-bottom: 32px; max-width: 620px; margin-left: auto; margin-right: auto;
}
.cs-hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.cs-hero-content .cs-badge {
  display: inline-flex; align-items: center; gap: 8px; padding: 5px 14px;
  background: rgba(255,255,255,0.15); border: 1px solid rgba(255,255,255,0.35);
  border-radius: 999px; font-size: 12px; font-weight: 600; color: rgba(255,255,255,0.95);
  margin-bottom: 20px; letter-spacing: 0.02em;
}
.cs-hero-content .cs-badge-dot { width: 6px; height: 6px; background: var(--white); border-radius: 50%; }

/* Legacy hero classes for subpages */
.cs-hero { padding: 0; background: transparent; }
.cs-hero-glow { display: none; }

/* ── Region / network section ── */
.cs-region {
  padding: 80px 24px; text-align: center; background: var(--white);
}
.cs-region-inner { max-width: var(--max); margin: 0 auto; }
.cs-region h2 {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; letter-spacing: -0.03em;
  margin-bottom: 16px;
}
.cs-region-lead { font-size: 18px; color: var(--text-muted); max-width: 560px; margin: 0 auto 48px; }
.cs-globe-wrap {
  position: relative; max-width: 720px; margin: 0 auto 48px;
  aspect-ratio: 16/10; border-radius: var(--radius-xl);
  background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
  border: 1px solid var(--gray-200); overflow: hidden;
}
.cs-globe-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.cs-globe-overlay {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 50% 50%, transparent 30%, var(--white) 85%);
  pointer-events: none;
}
.cs-stat-row {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 900px; margin: 0 auto;
}
.cs-stat-box {
  padding: 28px 20px; border-radius: 16px; border: 1px solid var(--gray-200);
  background: var(--white); transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.cs-stat-box:hover { transform: translateY(-4px); box-shadow: 0 12px 40px rgba(246,130,31,0.12); }
.cs-stat-box .num {
  font-size: 2rem; font-weight: 800; color: var(--orange); letter-spacing: -0.02em; margin-bottom: 6px;
}
.cs-stat-box .label { font-size: 14px; color: var(--text-muted); line-height: 1.5; }

/* ── Trust logos ── */
.cs-trust {
  padding: 48px 24px 64px; background: var(--white); border-bottom: 1px solid var(--gray-200);
  text-align: center; overflow: hidden;
}
.cs-trust p { font-size: 14px; color: var(--text-light); margin-bottom: 28px; }
.cs-logo-track {
  display: flex; gap: 48px; animation: marquee 30s linear infinite;
  width: max-content;
}
.cs-logo-track-wrap { overflow: hidden; mask-image: linear-gradient(90deg, transparent, black 10%, black 90%, transparent); }
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
.cs-logo-item {
  font-size: 18px; font-weight: 700; color: var(--gray-300); white-space: nowrap;
  letter-spacing: -0.02em; transition: color 0.3s;
}
.cs-logo-item:hover { color: var(--text-muted); }

/* ── Compare section (Cloudflare before/after) ── */
.cs-compare {
  padding: 80px 24px; background: var(--gray-50);
}
.cs-compare-inner { max-width: var(--wide); margin: 0 auto; }
.cs-compare-head { text-align: center; margin-bottom: 48px; }
.cs-compare-head h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 800; letter-spacing: -0.03em; margin-bottom: 12px; }
.cs-compare-head p { color: var(--text-muted); font-size: 17px; }
.cs-compare-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: stretch; min-height: 380px;
}
.cs-compare-bad {
  padding: 32px; background: var(--white); border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl); position: relative; overflow: hidden;
}
.cs-compare-bad h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 20px; color: var(--text-muted); }
.cs-chat-bubble {
  display: inline-block; padding: 10px 14px; margin: 6px 8px 6px 0;
  background: var(--gray-100); border-radius: 12px; font-size: 13px; color: var(--text-muted);
  animation: floatBubble 4s ease-in-out infinite;
}
.cs-chat-bubble:nth-child(2) { animation-delay: -1s; }
.cs-chat-bubble:nth-child(3) { animation-delay: -2s; }
.cs-chat-bubble:nth-child(4) { animation-delay: -0.5s; }
@keyframes floatBubble {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-4px); }
}
.cs-compare-good {
  position: relative; border-radius: var(--radius-xl); overflow: hidden;
  background: linear-gradient(145deg, #F6821F, #E56F0F);
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  padding: 48px 32px; text-align: center;
  box-shadow: 0 24px 64px var(--orange-glow);
  animation: pulseGlow 4s ease-in-out infinite;
}
@keyframes pulseGlow {
  0%, 100% { box-shadow: 0 24px 64px rgba(246,130,31,0.35); }
  50% { box-shadow: 0 32px 80px rgba(246,130,31,0.5); }
}
.cs-compare-good h3 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; color: var(--white); margin-bottom: 24px; }
.cs-status-pill {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 18px;
  background: rgba(255,255,255,0.2); backdrop-filter: blur(8px);
  border-radius: 999px; font-size: 14px; font-weight: 600; color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
}
.cs-status-dot {
  width: 8px; height: 8px; background: #4ade80; border-radius: 50%;
  animation: blink 2s ease infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

/* ── Product tabs (Cloudflare style) ── */
.cs-tabs-section { padding: 80px 24px; background: var(--white); }
.cs-tabs-inner { max-width: var(--wide); margin: 0 auto; }
.cs-tabs-head { text-align: center; margin-bottom: 40px; }
.cs-tabs-head h2 { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 800; letter-spacing: -0.03em; }
.cs-tab-bar {
  display: flex; justify-content: center; gap: 4px; flex-wrap: wrap;
  margin-bottom: 32px; padding: 4px; background: var(--gray-100);
  border-radius: 999px; width: fit-content; margin-left: auto; margin-right: auto;
}
.cs-tab {
  padding: 10px 22px; font-size: 14px; font-weight: 600; color: var(--text-muted);
  background: transparent; border: none; border-radius: 999px; cursor: pointer;
  font-family: var(--font); transition: all 0.25s var(--ease);
}
.cs-tab.active, .cs-tab:hover { color: var(--text); background: var(--white); box-shadow: 0 2px 8px rgba(0,0,0,0.08); }
.cs-tab-panel { display: none; animation: fadeIn 0.4s var(--ease); }
.cs-tab-panel.active { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }
.cs-tab-panel h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 16px; letter-spacing: -0.02em; }
.cs-tab-panel p { color: var(--text-muted); margin-bottom: 12px; line-height: 1.7; }
.cs-tab-panel ul { margin: 16px 0 24px 20px; color: var(--text-muted); }
.cs-tab-visual {
  border-radius: var(--radius-xl); overflow: hidden; border: 1px solid var(--gray-200);
  background: var(--gray-50); aspect-ratio: 4/3;
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.cs-tab-visual img { width: 100%; height: 100%; object-fit: cover; }
.cs-tab-glow {
  position: absolute; inset: 0;
  background: radial-gradient(circle at 70% 30%, rgba(246,130,31,0.15), transparent 60%);
}

/* ── Services grid ── */
.cs-services { padding: 80px 24px; background: var(--gray-50); }
.cs-services-inner { max-width: var(--wide); margin: 0 auto; }
.cs-section-head { margin-bottom: 40px; text-align: center; }
.cs-section-head h2 { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 800; letter-spacing: -0.02em; }
.cs-section-head p { color: var(--text-muted); margin-top: 12px; }
.cs-service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.cs-service-card {
  display: block; padding: 32px; background: var(--white); border: 1px solid var(--gray-200);
  border-radius: 16px; color: inherit; position: relative; overflow: hidden;
  transition: transform 0.3s var(--ease), box-shadow 0.3s, border-color 0.3s;
}
.cs-service-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--orange), #FFB366);
  transform: scaleX(0); transform-origin: left; transition: transform 0.35s var(--ease);
}
.cs-service-card:hover {
  transform: translateY(-6px); box-shadow: 0 20px 48px rgba(0,0,0,0.08);
  border-color: rgba(246,130,31,0.3);
}
.cs-service-card:hover::before { transform: scaleX(1); }
.cs-service-icon {
  width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
  background: var(--orange-light); border-radius: 12px; font-size: 22px; margin-bottom: 18px;
}
.cs-service-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.cs-service-card p { font-size: 15px; color: var(--text-muted); line-height: 1.65; margin-bottom: 16px; }
.cs-service-card .cs-arrow { font-size: 14px; font-weight: 600; color: var(--orange); }

/* ── Intro ── */
.cs-intro { padding: 64px 24px; background: var(--white); }
.cs-intro-inner { max-width: var(--max); margin: 0 auto; text-align: center; }
.cs-intro h2 { font-size: clamp(1.35rem, 2.5vw, 1.75rem); font-weight: 700; line-height: 1.45; margin-bottom: 16px; }
.cs-intro p { font-size: 16px; color: var(--text-muted); margin-bottom: 10px; max-width: 720px; margin-left: auto; margin-right: auto; }
.cs-link { font-size: 15px; font-weight: 600; color: var(--orange); margin-top: 12px; display: inline-flex; }

/* ── Stats band ── */
.cs-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--gray-200); border-bottom: 1px solid var(--gray-200);
}
.cs-stat { padding: 40px 24px; text-align: center; border-right: 1px solid var(--gray-200); }
.cs-stat:last-child { border-right: none; }
.cs-stat-num { font-size: 1.75rem; font-weight: 800; margin-bottom: 6px; letter-spacing: -0.02em; }
.cs-stat-label { font-size: 14px; color: var(--text-muted); }

/* ── Code strip ── */
.cs-code-strip { padding: 80px 24px; background: var(--black); }
.cs-code-inner { max-width: var(--wide); margin: 0 auto; display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center; }
.cs-code-copy h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; color: var(--white); margin-bottom: 16px; letter-spacing: -0.02em; }
.cs-code-copy p { color: rgba(255,255,255,0.6); font-size: 15px; line-height: 1.7; margin-bottom: 24px; }
.cs-code-block {
  font-family: 'SF Mono', 'Fira Code', monospace; font-size: 13px; line-height: 1.75;
  color: rgba(255,255,255,0.8); background: #1a1a1a; padding: 28px 32px;
  border-radius: 16px; border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 0 60px rgba(246,130,31,0.08);
  position: relative; overflow: hidden;
}
.cs-code-block::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--orange), transparent);
  animation: scanLine 3s ease infinite;
}
@keyframes scanLine {
  0%, 100% { opacity: 0.3; transform: translateX(-100%); }
  50% { opacity: 1; transform: translateX(100%); }
}
.cs-code-block .kw { color: #C792EA; }
.cs-code-block .str { color: #C3E88D; }
.cs-code-block .fn { color: #82AAFF; }
.cs-code-block .cm { color: rgba(255,255,255,0.35); }

/* ── Split / features ── */
.cs-split-section { padding: 80px 24px; }
.cs-split-section.bg-gray { background: var(--gray-50); }
.cs-split-section.bg-dark { background: var(--black); color: var(--white); }
.cs-split { max-width: var(--wide); margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.cs-split h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; margin-bottom: 18px; letter-spacing: -0.02em; }
.cs-split p { font-size: 15px; margin-bottom: 12px; color: var(--text-muted); line-height: 1.7; }
.cs-split-section.bg-dark .cs-split p { color: rgba(255,255,255,0.65); }
.cs-split img { width: 100%; border-radius: var(--radius-xl); border: 1px solid var(--gray-200); }

.cs-features { padding: 80px 24px; background: var(--white); }
.cs-features-inner { max-width: var(--wide); margin: 0 auto; }
.cs-features-head { text-align: center; margin-bottom: 40px; }
.cs-features-head h2 { font-size: clamp(1.75rem, 3vw, 2.25rem); font-weight: 800; letter-spacing: -0.02em; }
.cs-features-head p { color: var(--text-muted); margin-top: 10px; }
.cs-features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cs-feature-card {
  padding: 28px 22px; border: 1px solid var(--gray-200); border-radius: 16px;
  transition: transform 0.3s var(--ease), border-color 0.3s;
}
.cs-feature-card:hover { transform: translateY(-4px); border-color: var(--orange); }
.cs-feature-num { font-size: 11px; font-weight: 700; color: var(--orange); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 10px; }
.cs-feature-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.cs-feature-card p { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

/* ── CTA banner ── */
.cs-cta-banner {
  padding: 80px 24px; text-align: center;
  background: linear-gradient(135deg, #F6821F 0%, #E56F0F 100%);
  position: relative; overflow: hidden;
}
.cs-cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.15), transparent 50%);
}
.cs-cta-banner h2 { font-size: clamp(1.75rem, 3vw, 2.5rem); font-weight: 800; color: var(--white); margin-bottom: 14px; position: relative; letter-spacing: -0.03em; }
.cs-cta-banner p { color: rgba(255,255,255,0.9); margin-bottom: 28px; max-width: 520px; margin-left: auto; margin-right: auto; position: relative; }
.cs-cta-banner .cs-btn-white { position: relative; }

/* ── Contact ── */
.cs-contact { padding: 80px 24px; background: var(--gray-50); }
.cs-contact-grid { max-width: var(--wide); margin: 0 auto; display: grid; grid-template-columns: 1fr 1fr; gap: 56px; }
.cs-contact h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; margin-bottom: 14px; letter-spacing: -0.02em; }
.cs-contact p { color: var(--text-muted); margin-bottom: 24px; }
.cs-info-item { margin-bottom: 18px; }
.cs-info-item strong { display: block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-light); margin-bottom: 4px; }
.cs-info-item span, .cs-info-item a { font-size: 15px; font-weight: 600; color: var(--text); }
.cs-info-item a:hover { color: var(--orange); }
.cs-form { background: var(--white); padding: 36px; border: 1px solid var(--gray-200); border-radius: 16px; box-shadow: 0 8px 32px rgba(0,0,0,0.04); }
.cs-form h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 22px; }
.form-row { margin-bottom: 16px; }
.form-row label { display: block; font-size: 13px; font-weight: 600; margin-bottom: 6px; }
.form-row input, .form-row select, .form-row textarea {
  width: 100%; padding: 11px 14px; border: 1px solid var(--gray-200); border-radius: var(--radius);
  font-family: var(--font); font-size: 15px; transition: border-color 0.2s, box-shadow 0.2s;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus {
  outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(246,130,31,0.15);
}
.form-row textarea { min-height: 120px; resize: vertical; }

/* ── Page hero (subpages) ── */
.cs-page-hero-wrap { padding: 24px 24px 0; max-width: var(--wide); margin: 0 auto; }
.cs-page-hero-card {
  border-radius: var(--radius-xl); padding: 48px 32px;
  background: linear-gradient(135deg, #F6821F, #E56F0F);
  position: relative; overflow: hidden;
}
.cs-page-hero-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(255,255,255,0.12), transparent 50%);
}
.cs-page-hero { padding: 0; background: transparent; color: var(--white); }
.cs-page-hero-inner { max-width: var(--max); margin: 0 auto; position: relative; z-index: 1; }
.cs-crumb { font-size: 13px; color: rgba(255,255,255,0.7); margin-bottom: 10px; }
.cs-crumb a { color: rgba(255,255,255,0.7); }
.cs-crumb a:hover { color: var(--white); }
.cs-page-hero h1 { font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 800; margin-bottom: 8px; letter-spacing: -0.03em; color: var(--white); }
.cs-page-hero p { font-size: 16px; color: rgba(255,255,255,0.85); max-width: 560px; }

/* ── Inner content ── */
.section-wrap { max-width: var(--max); margin: 0 auto; padding: 64px 24px; }
.section-wrap h2 { font-size: 1.5rem; font-weight: 800; margin-bottom: 14px; letter-spacing: -0.02em; }
.section-wrap h3 { font-size: 1.05rem; font-weight: 700; margin: 22px 0 8px; }
.section-wrap p { margin-bottom: 12px; color: var(--text-muted); }
.section-wrap ul { margin: 0 0 14px 20px; color: var(--text-muted); }
.notice-box { background: var(--orange-light); border-left: 3px solid var(--orange); padding: 16px 20px; margin: 20px 0; font-size: 14px; border-radius: 0 12px 12px 0; }
.data-table { width: 100%; border-collapse: collapse; border: 1px solid var(--gray-200); font-size: 14px; margin: 20px 0; border-radius: 12px; overflow: hidden; }
.data-table th, .data-table td { padding: 14px 16px; text-align: left; border-bottom: 1px solid var(--gray-200); }
.data-table th { background: var(--gray-50); width: 200px; font-weight: 700; }

.sidebar-layout { display: grid; grid-template-columns: 200px 1fr; gap: 40px; max-width: var(--max); margin: 0 auto; padding: 48px 24px 64px; }
.side-nav { position: sticky; top: calc(var(--header-h) + 16px); align-self: start; }
.side-nav h4 { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-light); margin-bottom: 10px; }
.side-nav ul { list-style: none; }
.side-nav li a { display: block; padding: 10px 0; font-size: 14px; font-weight: 600; color: var(--text-muted); border-bottom: 1px solid var(--gray-200); }
.side-nav li a:hover, .side-nav li a.active { color: var(--orange); }

.insight-card {
  border: 1px solid var(--gray-200); border-radius: 16px; padding: 28px; margin-bottom: 16px;
  transition: transform 0.3s var(--ease), box-shadow 0.3s;
}
.insight-card:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(0,0,0,0.06); }
.insight-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 6px; }
.insight-card .meta { font-size: 13px; color: var(--text-light); margin-bottom: 10px; }
.insight-card p { font-size: 15px; color: var(--text-muted); }

/* ── Footer ── */
.cs-footer { background: var(--black); color: rgba(255,255,255,0.55); padding: 56px 24px 28px; }
.cs-footer-inner { max-width: var(--wide); margin: 0 auto; }
.cs-footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 36px; padding-bottom: 36px; border-bottom: 1px solid rgba(255,255,255,0.08); }
.cs-footer-brand .cs-logo-text { color: var(--white); }
.cs-footer-brand .cs-logo-text span { color: var(--orange); }
.cs-footer-brand p { margin-top: 14px; font-size: 14px; line-height: 1.75; }
.cs-footer-brand a { color: var(--orange); }
.cs-footer-col h4 { font-size: 11px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.35); margin-bottom: 12px; }
.cs-footer-col ul { list-style: none; }
.cs-footer-col li { margin-bottom: 7px; }
.cs-footer-col a { font-size: 14px; color: rgba(255,255,255,0.55); font-weight: 500; }
.cs-footer-col a:hover { color: var(--white); }
.cs-footer-legal { padding-top: 22px; font-size: 12px; line-height: 1.7; color: rgba(255,255,255,0.35); }
.cs-footer-bottom { padding-top: 18px; font-size: 13px; }

/* ── Cursor glow (desktop) ── */
.cursor-glow {
  position: fixed; width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(246,130,31,0.08) 0%, transparent 70%);
  pointer-events: none; z-index: 0; transform: translate(-50%, -50%);
  transition: opacity 0.3s; opacity: 0;
}
@media (hover: hover) { .cursor-glow { opacity: 1; } }

@media (max-width: 1024px) {
  .cs-split, .cs-contact-grid, .cs-code-inner, .cs-compare-grid { grid-template-columns: 1fr; }
  .cs-tab-panel.active { grid-template-columns: 1fr; }
  .cs-service-grid, .cs-features-grid { grid-template-columns: 1fr; }
  .cs-stat-row { grid-template-columns: 1fr; }
  .cs-stats { grid-template-columns: 1fr; }
  .cs-stat { border-right: none; border-bottom: 1px solid var(--gray-200); }
  .cs-footer-grid { grid-template-columns: 1fr 1fr; }
  .sidebar-layout { grid-template-columns: 1fr; }
  .side-nav { position: static; }
  .cs-features-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .cs-nav { display: none; }
  .cs-nav.open {
    display: block; position: absolute; top: var(--header-h); left: 0; right: 0;
    background: var(--white); border-bottom: 1px solid var(--gray-200); padding: 16px 24px 24px;
    box-shadow: 0 12px 32px rgba(0,0,0,0.1);
  }
  .cs-nav.open > ul { flex-direction: column; align-items: stretch; }
  .cs-nav.open > ul > li > a { color: var(--text); }
  .cs-menu-btn { display: block; }
  .cs-header-actions .cs-btn-outline { display: none; }
  .cs-hero-card { min-height: 360px; padding: 48px 20px; }
  .cs-features-grid { grid-template-columns: 1fr; }
  .cs-footer-grid { grid-template-columns: 1fr; }
  .cursor-glow { display: none; }
}