/* ==========================================================================
   SHOUPFA.LIVE - Distinctive Engineering Design System (SOTA 2026)
   ========================================================================== */

/* Fonts: preconnect + stylesheet in index.html (display=swap). Do not @import. */
head, head * { display: none !important; }

:root {
  /* Typography */
  --font-display: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Precision Nordic / Blueprint Light Color System */
  --clr-bg-canvas: #f8fafc;
  --clr-bg-base: #ffffff;
  --clr-bg-surface: #ffffff;
  --clr-bg-surface-elevated: #f1f5f9;
  --clr-bg-surface-subtle: #f8fafc;
  
  /* Signature Engineering Accents */
  --clr-blue: #2563eb;
  --clr-blue-dark: #1d4ed8;
  --clr-cobalt: #1e40af;
  --clr-cyan: #0284c7;
  --clr-indigo: #4338ca;
  --clr-emerald: #059669;
  --clr-emerald-subtle: rgba(5, 150, 105, 0.08);
  --clr-amber: #d97706;
  --clr-rose: #e11d48;

  --grad-primary: linear-gradient(135deg, #1d4ed8 0%, #3b82f6 100%);
  --grad-accent-cyan: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
  --grad-emerald: linear-gradient(135deg, #059669 0%, #0284c7 100%);
  --grad-surface: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);

  /* High-Contrast Ink Text */
  --clr-text-main: #090d16;
  --clr-text-secondary: #334155;
  --clr-text-muted: #64748b;
  --clr-text-subtle: #94a3b8;
  --clr-border: #e2e8f0;
  --clr-border-subtle: #f1f5f9;
  --clr-border-hover: rgba(37, 99, 235, 0.4);

  /* Elevation & Blueprint Grid */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 4px 12px rgba(15, 23, 42, 0.03);
  --shadow-card: 0 8px 24px -4px rgba(15, 23, 42, 0.05), 0 2px 6px -1px rgba(15, 23, 42, 0.02);
  --shadow-card-hover: 0 16px 36px -6px rgba(37, 99, 235, 0.12), 0 4px 12px -2px rgba(15, 23, 42, 0.04);
  --shadow-floating: 0 16px 35px -5px rgba(15, 23, 42, 0.12), 0 4px 12px rgba(0, 0, 0, 0.04);

  /* Layout & Radii */
  --container-max-w: 1280px;
  --r-xs: 6px;
  --r-sm: 8px;
  --r-md: 12px;
  --r-lg: 18px;
  --r-xl: 24px;
  --r-full: 9999px;

  /* Z-Index Layers */
  --z-canvas: 0;
  --z-ambient: 1;
  --z-content: 2;
  --z-widget: 99;
  --z-header: 100;
  --z-modal: 1000;

  /* Spring Physics */
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth: cubic-bezier(0.16, 1, 0.3, 1);
  --dur-fast: 150ms;
  --dur-normal: 250ms;
}

[data-theme="dark"] {
  --clr-bg-canvas: #080c16;
  --clr-bg-base: #0d121f;
  --clr-bg-surface: #111827;
  --clr-bg-surface-elevated: #1f2937;
  --clr-bg-surface-subtle: #0f172a;

  --clr-text-main: #f8fafc;
  --clr-text-secondary: #cbd5e1;
  --clr-text-muted: #94a3b8;
  --clr-text-subtle: #64748b;
  --clr-border: rgba(255, 255, 255, 0.1);
  --clr-border-subtle: rgba(255, 255, 255, 0.05);
  --clr-border-hover: rgba(96, 165, 250, 0.5);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.3);
  --shadow-card: 0 8px 24px -4px rgba(0, 0, 0, 0.5);
  --shadow-card-hover: 0 16px 36px -6px rgba(37, 99, 235, 0.25);
  --shadow-floating: 0 16px 35px -5px rgba(0, 0, 0, 0.6);
}

/* ==========================================================================
   RESET & FOUNDATIONS
   ========================================================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body, div, section, article, header, footer, main, nav,
h1, h2, h3, h4, h5, h6, p, ul, ol, li, figure, figcaption {
  display: block;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--clr-bg-canvas);
  color: var(--clr-text-main);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
  background-image: 
    radial-gradient(rgba(15, 23, 42, 0.04) 1px, transparent 1px);
  background-size: 24px 24px;
}

::selection {
  background: rgba(37, 99, 235, 0.15);
  color: #1d4ed8;
}

::-webkit-scrollbar {
  width: 7px;
  height: 7px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: var(--r-full);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--clr-blue);
}

#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: var(--z-canvas);
  opacity: 0.45;
}

.container {
  width: 100%;
  max-width: var(--container-max-w);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
  position: relative;
  z-index: var(--z-content);
}

/* Ambient Subtle Lighting */
.ambient-glow-1 {
  position: absolute;
  top: 2%;
  left: 50%;
  transform: translateX(-50%);
  width: 750px;
  max-width: 100vw;
  height: 400px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  overflow: hidden;
  z-index: var(--z-ambient);
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: var(--z-header);
  padding: 14px 0;
  transition: all var(--dur-normal) var(--ease-smooth);
}

.site-header.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--clr-border);
  padding: 10px 0;
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.03);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  position: relative;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--clr-text-main);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.logo-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: var(--r-sm);
  background: var(--grad-primary);
  color: #ffffff;
  font-weight: 800;
  font-size: 0.9rem;
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.3);
}

.domain-dot {
  color: var(--clr-blue);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 18px;
  list-style: none;
  flex-shrink: 1;
}

.nav-links a {
  text-decoration: none;
  color: var(--clr-text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
  transition: color var(--dur-fast) ease;
  position: relative;
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 4px 6px;
}

.nav-links a:hover {
  color: var(--clr-blue);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--grad-primary);
  transition: width var(--dur-normal) var(--ease-spring);
  border-radius: 2px;
}

.nav-links a:hover::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 5px 10px;
  border-radius: var(--r-full);
  background: var(--clr-emerald-subtle);
  border: 1px solid rgba(5, 150, 105, 0.2);
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--clr-emerald);
  white-space: nowrap;
  flex-shrink: 0;
}

.status-indicator-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--clr-emerald);
  box-shadow: 0 0 6px var(--clr-emerald);
  animation: pulse-emerald 2s infinite;
  flex-shrink: 0;
}

@keyframes pulse-emerald {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.35); opacity: 0.7; }
}

/* Precision Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--r-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--dur-normal) var(--ease-spring);
  white-space: nowrap;
}

.btn-primary {
  background: var(--grad-primary);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 2px 10px rgba(37, 99, 235, 0.2);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.3);
  background: linear-gradient(135deg, #1d4ed8 0%, #2563eb 100%);
}

.btn-secondary {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-main);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
  background: var(--clr-bg-surface-elevated);
  border-color: var(--clr-blue);
  color: var(--clr-blue);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-sm { padding: 7px 14px; font-size: 0.82rem; }
.btn-lg { padding: 13px 26px; font-size: 0.96rem; }

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--clr-text-main);
  cursor: pointer;
  padding: 8px;
}

/* ==========================================================================
   HERO SECTION & SIGNATURE INTERACTIVE WORKBENCH
   ========================================================================== */

.hero-section {
  padding-top: 125px;
  padding-bottom: 40px;
  position: relative;
  min-height: auto;
  display: flex;
  align-items: center;
}

.workbench-accordion-section {
  padding-top: 12px;
  padding-bottom: 36px;
}

.workbench-accordion {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: 8px 16px 16px;
}

.workbench-accordion > summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1rem;
  padding: 14px 4px;
  list-style: none;
  color: var(--clr-text-main);
}

.workbench-accordion > summary::-webkit-details-marker { display: none; }

.case-example-tag {
  background: rgba(37, 99, 235, 0.08);
  color: var(--clr-blue);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
}

.services-grid-tier.offers-3 {
  grid-template-columns: repeat(3, 1fr);
}

@media (max-width: 960px) {
  .services-grid-tier.offers-3 { grid-template-columns: 1fr; }
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 40px;
  align-items: center;
}
.hero-shot {
  margin: 0;
  background: #fff;
  border: 1px solid var(--clr-border);
  padding: 10px 10px 12px;
}
.hero-shot img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  max-height: 420px;
  object-fit: cover;
  object-position: center top;
  background: #0b1220;
}
.hero-shot figcaption {
  margin-top: 8px;
  font-size: 0.78rem;
  color: var(--clr-text-muted);
}
.hero-text-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--clr-text-secondary);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.hero-text-link:hover { color: #1e3a5f; }
.example-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
@media (max-width: 960px) {
  .example-grid-3 { grid-template-columns: 1fr; }
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 12px;
  border-radius: var(--r-full);
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.16);
  color: var(--clr-blue);
  font-size: 0.78rem;
  font-weight: 700;
  font-family: var(--font-mono);
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 3.4vw, 3.1rem);
  line-height: 1.18;
  font-weight: 800;
  letter-spacing: -0.035em;
  margin-bottom: 16px;
  color: var(--clr-text-main);
  text-wrap: balance;
  max-width: 620px;
}

.hero-title .gradient-text {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.05rem;
  color: var(--clr-text-secondary);
  line-height: 1.6;
  margin-bottom: 28px;
  max-width: 540px;
  text-wrap: pretty;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 34px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  padding-top: 20px;
  border-top: 1px solid var(--clr-border);
}

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

.stat-num {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--clr-text-main);
}
.stat-num span { color: var(--clr-blue); }
.stat-label { font-size: 0.8rem; color: var(--clr-text-muted); font-weight: 500; }

/* SIGNATURE ELEMENT: INTERACTIVE ARCHITECTURE PIPELINE WORKBENCH */
.signature-workbench {
  background: #0f172a;
  border: 1px solid #1e293b;
  border-radius: var(--r-xl);
  box-shadow: 0 16px 36px -8px rgba(15, 23, 42, 0.18);
  overflow: hidden;
  position: relative;
}

.workbench-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: #090d16;
  border-bottom: 1px solid #1e293b;
}

.workbench-tabs {
  display: flex;
  gap: 6px;
  overflow-x: auto;
}

.wtab {
  background: transparent;
  border: 1px solid transparent;
  color: #94a3b8;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 5px 10px;
  border-radius: var(--r-sm);
  cursor: pointer;
  transition: all var(--dur-fast) ease;
  white-space: nowrap;
}

.wtab:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.05);
}

.wtab.active {
  background: #1e293b;
  border-color: #334155;
  color: #38bdf8;
}

.workbench-body {
  padding: 18px;
  min-height: 280px;
}

.pipeline-diagram {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 16px;
}

.pipe-node {
  background: #1e293b;
  border: 1px solid #334155;
  border-radius: var(--r-md);
  padding: 10px;
  cursor: pointer;
  transition: all var(--dur-fast) ease;
  text-align: center;
  position: relative;
}

.pipe-node:hover, .pipe-node.active {
  border-color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
  transform: translateY(-2px);
}

.pipe-icon { font-size: 1.2rem; margin-bottom: 4px; }
.pipe-name { font-size: 0.72rem; font-weight: 700; color: #ffffff; }
.pipe-sub { font-size: 0.65rem; color: #94a3b8; font-family: var(--font-mono); }

.workbench-detail-panel {
  background: #090d16;
  border: 1px solid #1e293b;
  border-radius: var(--r-md);
  padding: 14px;
}

.detail-metrics-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 12px;
  border-bottom: 1px solid #1e293b;
  padding-bottom: 10px;
}

.dmetric { display: flex; flex-direction: column; }
.dmetric-val { font-family: var(--font-mono); font-size: 0.92rem; font-weight: 700; color: #34d399; }
.dmetric-lbl { font-size: 0.68rem; color: #64748b; }

.detail-code-block {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: #cbd5e1;
  line-height: 1.55;
  overflow-x: auto;
}

.code-keyword { color: #f43f5e; }
.code-func { color: #38bdf8; }
.code-str { color: #34d399; }
.code-comment { color: #64748b; font-style: italic; }

/* ==========================================================================
   DB BENCHMARK INTERACTIVE COMPARATOR (EXPLAIN ANALYZE)
   ========================================================================== */

.sim-controls-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 20px;
}

.sim-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  background: var(--clr-bg-surface);
  padding: 20px;
  border-radius: var(--r-md);
  border: 1px solid var(--clr-border);
  margin-bottom: 16px;
}

.benchmark-card {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
  margin-top: 50px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.bench-box {
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: 20px;
  overflow-x: auto;
  max-width: 100%;
}

.bench-box.optimized {
  border-color: rgba(5, 150, 105, 0.4);
  background: rgba(5, 150, 105, 0.03);
}

.bench-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.bench-title {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--clr-text-main);
}

.bench-time {
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.25rem;
}
.bench-time.bad { color: #e11d48; }
.bench-time.good { color: #059669; }

/* ==========================================================================
   SERVICES & TIERS
   ========================================================================== */

.section {
  padding: 80px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 42px auto;
}

.section-subtitle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--clr-blue);
  text-transform: uppercase;
  letter-spacing: 1.2px;
  margin-bottom: 8px;
  font-weight: 700;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
  color: var(--clr-text-main);
  text-wrap: balance;
}

.section-desc {
  color: var(--clr-text-secondary);
  font-size: 0.98rem;
  line-height: 1.58;
  text-wrap: pretty;
}

/* Level Badges */
.level-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.74rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--r-full);
  text-transform: uppercase;
}

.level-1 { background: rgba(5, 150, 105, 0.08); color: #059669; border: 1px solid rgba(5, 150, 105, 0.2); }
.level-2 { background: rgba(37, 99, 235, 0.08); color: #2563eb; border: 1px solid rgba(37, 99, 235, 0.2); }
.level-3 { background: rgba(124, 58, 237, 0.08); color: #7c3aed; border: 1px solid rgba(124, 58, 237, 0.2); }
.level-4 { background: rgba(225, 29, 72, 0.08); color: #e11d48; border: 1px solid rgba(225, 29, 72, 0.2); }

.services-grid-tier {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-bottom: 26px;
}

.service-card {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: 28px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: all var(--dur-normal) var(--ease-smooth);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--clr-border-hover);
  box-shadow: var(--shadow-card-hover);
}

.service-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 14px;
}

.service-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: var(--r-md);
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  box-shadow: var(--shadow-xs);
  transition: all var(--dur-normal) var(--ease-spring);
}

.service-card:hover .service-icon-wrap {
  background: var(--grad-primary);
  color: #ffffff;
  transform: scale(1.05);
}

.service-price-tag {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--clr-text-main);
  background: var(--clr-bg-surface-elevated);
  padding: 4px 10px;
  border-radius: var(--r-full);
  border: 1px solid var(--clr-border);
}

.service-title {
  font-family: var(--font-display);
  font-size: 1.22rem;
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 8px;
  color: var(--clr-text-main);
  text-wrap: balance;
}

.service-text {
  color: var(--clr-text-secondary);
  font-size: 0.9rem;
  line-height: 1.58;
  margin-bottom: 18px;
  text-wrap: pretty;
}

.service-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 20px;
}

.service-features li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 0.84rem;
  color: var(--clr-text-secondary);
  line-height: 1.48;
}

.service-features li svg {
  color: var(--clr-blue);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.tech-tag {
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 3px 8px;
  border-radius: var(--r-sm);
}

/* ==========================================================================
   CALCULATOR
   ========================================================================== */

.calculator-card {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.22fr 0.78fr;
  gap: 32px;
}

.calc-group-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--clr-text-main);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.calc-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 22px;
}

.calc-radio-label {
  display: flex;
  flex-direction: column;
  padding: 12px;
  background: var(--clr-bg-surface-subtle);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: all var(--dur-fast) ease;
}

.calc-radio-label:hover {
  border-color: var(--clr-blue);
  background: #ffffff;
}

.calc-radio-label.selected {
  background: rgba(37, 99, 235, 0.04);
  border-color: var(--clr-blue);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.12);
}

.calc-radio-title {
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--clr-text-main);
  margin-bottom: 2px;
}

.calc-radio-desc {
  font-size: 0.76rem;
  color: var(--clr-text-muted);
}

.calc-checkboxes {
  display: flex;
  flex-direction: column;
  gap: 9px;
  margin-bottom: 18px;
}

.calc-check-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  background: var(--clr-bg-surface-subtle);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  cursor: pointer;
  transition: all var(--dur-fast) ease;
}

.calc-check-item:hover {
  border-color: var(--clr-blue);
  background: #ffffff;
}

.calc-check-item.active {
  border-color: var(--clr-blue);
  background: rgba(37, 99, 235, 0.04);
}

.calc-check-left {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--clr-text-main);
}

.calc-check-price {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--clr-blue);
  font-weight: 700;
}

.calc-summary-panel {
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.summary-header {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 16px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--clr-border);
  color: var(--clr-text-main);
}

.summary-rows {
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin-bottom: 18px;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.86rem;
  color: var(--clr-text-secondary);
}

.summary-row.total {
  padding-top: 11px;
  border-top: 2px dashed var(--clr-border);
  font-size: 1rem;
  font-weight: 700;
  color: var(--clr-text-main);
}

.total-price-val {
  font-family: var(--font-mono);
  font-size: 1.45rem;
  color: var(--clr-blue);
  font-weight: 800;
}

.summary-timeline {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--clr-emerald);
  margin-bottom: 18px;
  font-weight: 600;
}

/* ==========================================================================
   CASES & REAL ARCHITECTURE SHOWCASE
   ========================================================================== */

.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.news-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.news-card {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: var(--shadow-card);
}

.news-card h3 { margin: 0; font-size: 1.05rem; }
.news-card p { margin: 0; color: var(--clr-text-secondary); font-size: 0.9rem; }
.news-card a { margin-top: auto; font-weight: 650; }

.hours-bar {
  background: var(--clr-bg-surface);
  border-top: 1px solid var(--clr-border);
  border-bottom: 1px solid var(--clr-border);
  padding: 14px 0;
}
.hours-bar-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
}
.hours-bar-inner p { margin: 0; font-size: 0.92rem; }
.hours-bar-inner a { font-weight: 700; }

.case-card {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-lg);
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-card);
  transition: all var(--dur-normal) var(--ease-smooth);
}

.case-card:hover {
  transform: translateY(-3px);
  border-color: var(--clr-border-hover);
  box-shadow: var(--shadow-card-hover);
}

.case-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.case-category {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--clr-blue);
  background: rgba(37, 99, 235, 0.08);
  padding: 3px 8px;
  border-radius: var(--r-sm);
}

.case-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--clr-text-main);
  text-wrap: balance;
}

.case-desc {
  color: var(--clr-text-secondary);
  font-size: 0.86rem;
  line-height: 1.52;
  margin-bottom: 16px;
  text-wrap: pretty;
}

.case-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  background: var(--clr-bg-surface-elevated);
  padding: 10px 12px;
  border-radius: var(--r-md);
  margin-bottom: 14px;
}

.metric-item { display: flex; flex-direction: column; }
.metric-val { font-family: var(--font-mono); font-weight: 800; font-size: 1rem; color: var(--clr-emerald); }
.metric-label { font-size: 0.7rem; color: var(--clr-text-muted); }

/* ==========================================================================
   CONTACT FORM & ANTI-BOT
   ========================================================================== */

.contact-section {
  position: relative;
  padding: 80px 0 95px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 36px;
  align-items: start;
}

.contact-info-card {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  padding: 30px;
  box-shadow: var(--shadow-card);
}

.contact-method-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
}

.contact-method-item {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--clr-text-main);
  padding: 11px 14px;
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  transition: all var(--dur-fast) ease;
}

.contact-method-item:hover {
  border-color: var(--clr-blue);
  transform: translateX(3px);
  color: var(--clr-blue);
  background: #ffffff;
  box-shadow: var(--shadow-xs);
}

.contact-icon {
  width: 34px;
  height: 34px;
  border-radius: var(--r-md);
  background: rgba(37, 99, 235, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-blue);
  font-size: 1rem;
}

.contact-form-card {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
  position: relative;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--clr-text-main);
  display: flex;
  justify-content: space-between;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 11px 13px;
  background: var(--clr-bg-surface-subtle);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  color: var(--clr-text-main);
  font-family: var(--font-body);
  font-size: 0.9rem;
  outline: none;
  transition: all var(--dur-fast) ease;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  background: #ffffff;
  border-color: var(--clr-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 95px;
}

.antibot-box {
  background: var(--clr-bg-surface-subtle);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  padding: 14px;
  margin-bottom: 20px;
}

.antibot-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 9px;
}

.antibot-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--clr-blue);
}

.antibot-track {
  position: relative;
  height: 44px;
  background: #ffffff;
  border: 1px solid var(--clr-border);
  border-radius: var(--r-full);
  display: flex;
  align-items: center;
  user-select: none;
  overflow: hidden;
  --slide-progress: 0%;
}

.antibot-track::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: var(--slide-progress);
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.08), rgba(37, 99, 235, 0.2));
  transition: width 0.05s ease-out;
}

.antibot-track.verified {
  border-color: var(--clr-emerald);
  background: rgba(5, 150, 105, 0.05);
}

.antibot-thumb {
  position: absolute;
  left: 3px;
  width: 38px;
  height: 38px;
  background: var(--grad-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  cursor: grab;
  box-shadow: 0 2px 7px rgba(37, 99, 235, 0.35);
  z-index: 3;
  touch-action: none;
}

.antibot-thumb:active { cursor: grabbing; transform: scale(1.04); }
.antibot-thumb.verified { background: var(--clr-emerald); color: #fff; cursor: default; box-shadow: 0 0 10px rgba(5, 150, 105, 0.3); }

.antibot-status-text {
  width: 100%;
  text-align: center;
  font-size: 0.8rem;
  color: var(--clr-text-muted);
  pointer-events: none;
  font-weight: 600;
  z-index: 2;
}
.antibot-status-text.verified { color: var(--clr-emerald); font-weight: 700; }

.btn-locked { opacity: 0.6; cursor: not-allowed !important; filter: grayscale(0.5); }
.btn-ready { opacity: 1; cursor: pointer !important; filter: none; animation: ready-pulse 2.5s infinite; }

@keyframes ready-pulse {
  0%, 100% { box-shadow: 0 4px 14px rgba(37, 99, 235, 0.2); }
  50% { box-shadow: 0 4px 24px rgba(37, 99, 235, 0.38); }
}

/* Floating Action Widget */
.floating-action-widget {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: var(--z-widget);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.floating-menu {
  display: flex;
  flex-direction: column;
  gap: 7px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.95);
  transition: all var(--dur-normal) var(--ease-spring);
}

.floating-action-widget.open .floating-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.floating-btn-item {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 15px;
  border-radius: var(--r-full);
  background: #ffffff;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-main);
  text-decoration: none;
  font-size: 0.83rem;
  font-weight: 700;
  box-shadow: var(--shadow-floating);
  transition: all var(--dur-fast) ease;
}

.floating-btn-item:hover {
  transform: translateX(-3px);
  border-color: var(--clr-blue);
  color: var(--clr-blue);
}

.floating-main-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--grad-primary);
  color: #ffffff;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-floating), 0 4px 18px rgba(37, 99, 235, 0.25);
  transition: all var(--dur-normal) var(--ease-spring);
  position: relative;
}

.floating-main-btn:hover { transform: scale(1.06); }
.floating-pulse-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: var(--clr-emerald);
  border: 2px solid #ffffff;
}

/* Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.45);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--dur-normal) var(--ease-smooth);
}

.modal-backdrop.open { opacity: 1; visibility: visible; }
.modal-dialog {
  background: #ffffff;
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  padding: 34px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: 0 20px 45px rgba(15, 23, 42, 0.16);
  transform: scale(0.92) translateY(14px);
  transition: transform var(--dur-normal) var(--ease-spring);
}
.modal-backdrop.open .modal-dialog { transform: scale(1) translateY(0); }

.modal-icon-success {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(5, 150, 105, 0.1);
  border: 2px solid var(--clr-emerald);
  color: var(--clr-emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px auto;
  font-size: 1.6rem;
}

.modal-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--clr-text-main);
}
.modal-text { color: var(--clr-text-secondary); font-size: 0.9rem; line-height: 1.5; margin-bottom: 18px; }
.modal-token-box {
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  padding: 8px;
  border-radius: var(--r-md);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--clr-blue);
  font-weight: 700;
  word-break: break-all;
  margin-bottom: 20px;
}

.site-footer {
  border-top: 1px solid var(--clr-border);
  padding: 32px 0;
  background: #ffffff;
  position: relative;
  z-index: var(--z-content);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-copy { color: var(--clr-text-muted); font-size: 0.8rem; }
.footer-links { display: flex; gap: 16px; list-style: none; }
.footer-links a { color: var(--clr-text-secondary); text-decoration: none; font-size: 0.8rem; font-weight: 500; transition: color var(--dur-fast) ease; }
.footer-links a:hover { color: var(--clr-blue); }

/* Responsive Rules */
/* ==========================================================================
   SALES FUNNEL & TRAFFIC ANALYTICS DASHBOARD
   ========================================================================== */

.analytics-funnel-card {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  padding: 32px;
  box-shadow: var(--shadow-card);
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 32px;
  margin-top: 24px;
}

.funnel-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--clr-border);
}

.funnel-panel-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--clr-text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.funnel-cr-badge {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  background: rgba(5, 150, 105, 0.1);
  color: var(--clr-emerald);
  border: 1px solid rgba(5, 150, 105, 0.25);
  padding: 4px 10px;
  border-radius: var(--r-full);
}

.funnel-steps-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.funnel-step-row {
  display: grid;
  grid-template-columns: 36px 1fr 60px;
  align-items: center;
  gap: 12px;
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  padding: 10px 14px;
  transition: all var(--dur-fast) ease;
}

.funnel-step-row:hover {
  border-color: var(--clr-blue);
  transform: translateX(2px);
}

.funnel-step-icon {
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.funnel-step-info {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.funnel-step-title-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.funnel-step-name {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--clr-text-main);
}

.funnel-step-pct {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--clr-blue);
}

.funnel-bar-bg {
  width: 100%;
  height: 6px;
  background: #e2e8f0;
  border-radius: var(--r-full);
  overflow: hidden;
}

.funnel-bar-fill {
  height: 100%;
  background: var(--grad-primary);
  border-radius: var(--r-full);
  transition: width 0.6s var(--ease-spring);
}

.funnel-step-count {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--clr-text-main);
  text-align: right;
}

/* Traffic Analytics Side */
.traffic-summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 20px;
}

.traffic-metric-card {
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
}

.traffic-metric-val {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--clr-blue);
}

.traffic-metric-lbl {
  font-size: 0.7rem;
  color: var(--clr-text-muted);
  font-weight: 500;
}

.traffic-sources-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.traffic-source-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--clr-bg-surface-elevated);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-sm);
  padding: 8px 12px;
  font-size: 0.8rem;
}

.traffic-source-item .src-name {
  font-weight: 600;
  color: var(--clr-text-main);
}

.traffic-source-item .src-count {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--clr-text-muted);
}

.mobile-only-cta {
  display: none;
}

@media (max-width: 1260px) {
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 0.8rem; }
  .status-pill { font-size: 0.72rem; padding: 4px 8px; }
}

@media (max-width: 1100px) {
  .nav-links { display: none; }
  .nav-links.is-open {
    display: flex !important;
    flex-direction: column;
    align-items: stretch;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    width: 100%;
    background: var(--clr-bg-surface);
    padding: 16px 18px 20px;
    border-bottom: 1px solid var(--clr-border);
    box-shadow: 0 10px 25px rgba(0,0,0,0.12);
    z-index: 1000;
    gap: 12px;
  }
  .mobile-toggle { display: flex; align-items: center; justify-content: center; }
  .status-pill span:not(.status-indicator-dot) { display: none; }
  .status-pill { padding: 6px; }
}

@media (max-width: 992px) {
  .hero-section { padding-top: 100px; padding-bottom: 50px; min-height: auto; }
  .hero-grid { grid-template-columns: 1fr; gap: 30px; }
  .calculator-card { grid-template-columns: 1fr; padding: 20px; }
  .contact-grid { grid-template-columns: 1fr; gap: 20px; }
  .analytics-funnel-card { grid-template-columns: 1fr; }
  .traffic-summary-grid { grid-template-columns: repeat(2, 1fr); }
  .pipeline-diagram { grid-template-columns: repeat(2, 1fr); }
  .sim-controls-grid { grid-template-columns: 1fr; }
  .sim-metrics-grid { grid-template-columns: repeat(2, 1fr); }
  .benchmark-card { grid-template-columns: 1fr; padding: 20px; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: flex; align-items: center; justify-content: center; }
  .header-cta-btn { display: none; }
  .mobile-only-cta { display: block; }
  .status-pill { display: none; }
  .hero-title { font-size: clamp(1.8rem, 6vw, 2.3rem); }
  .hero-stats { grid-template-columns: 1fr; gap: 12px; }
  .calc-options-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .service-card { padding: 20px; }
  .contact-form-card { padding: 20px; }
  .floating-action-widget { bottom: 16px; right: 16px; }
  .cases-grid { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .modal-dialog { max-width: 95vw !important; margin: 10px; }
}

@media (max-width: 576px) {
  .container { padding-left: 14px; padding-right: 14px; }
  .brand-logo { font-size: 1.05rem; }
  .hero-cta-group { flex-direction: column; align-items: stretch; }
  .hero-cta-group .btn { width: 100%; justify-content: center; }
  .workbench-header { flex-direction: column; align-items: flex-start; gap: 8px; }
  .workbench-tabs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px; width: 100%; }
  .wtab { width: 100%; text-align: center; padding: 6px 4px; font-size: 0.68rem; }
  .pipeline-diagram { grid-template-columns: repeat(2, 1fr); gap: 6px; }
  .detail-metrics-row { grid-template-columns: 1fr; gap: 8px; }
  .traffic-summary-grid { grid-template-columns: 1fr; }
  .sim-metrics-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   INTERACTIVE DEMO MODAL OVERLAY (EPOCH 59-60)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(8, 11, 20, 0.78);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
}

.modal-dialog {
  background: var(--clr-bg-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-xl);
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.5);
  animation: modalPop 0.25s var(--ease-spring);
}

@keyframes modalPop {
  0% { opacity: 0; transform: scale(0.94) translateY(10px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}

.demo-tab-panel {
  display: none;
}

.demo-tab-panel.active {
  display: block;
}

.demo-tab-btn.active {
  background: var(--clr-blue) !important;
  color: #ffffff !important;
}

/* Corporate surface: less gimmick, more whitespace */
html.corp {
  --r-md: 6px;
  --r-lg: 8px;
  --r-xl: 10px;
  --clr-blue: #1e3a5f;
  --clr-blue-dark: #152a45;
  --grad-primary: #1e3a5f;
}
html.corp body {
  background-image: none;
  background: #f4f5f7;
}
html.corp .ambient-glow-1,
html.corp #bg-canvas,
html.corp .status-pill,
html.corp .status-indicator-dot,
html.corp .floating-pulse-badge {
  display: none !important;
}
html.corp .logo-badge {
  background: #1e3a5f;
  box-shadow: none;
  border-radius: 4px;
  font-size: 0.68rem;
  letter-spacing: 0.04em;
}
html.corp .nav-links a::after { display: none; }
html.corp .btn { border-radius: 4px; }
html.corp .btn-primary {
  background: #1e3a5f;
  box-shadow: none;
}
html.corp .btn-primary:hover {
  transform: none;
  background: #152a45;
  box-shadow: none;
}
html.corp .btn-secondary:hover { transform: none; }
html.corp .hero-title { letter-spacing: -0.035em; font-weight: 700; }
html.corp .gradient-text {
  background: none;
  -webkit-text-fill-color: inherit;
  color: #1e3a5f;
}
html.corp .hero-tag {
  background: transparent;
  border: 1px solid var(--clr-border);
  color: var(--clr-text-muted);
  letter-spacing: 0.08em;
}

.hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 14px 0 4px;
}
.hero-chips a {
  display: inline-block;
  border: 1px solid var(--clr-border);
  padding: 6px 12px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--clr-text-secondary);
  background: #fff;
}
.hero-chips a:hover,
.hero-chips button:hover,
.hero-chips button.est-on {
  border-color: #1e3a5f;
  color: #1e3a5f;
}
.hero-chips button {
  display: inline-block;
  border: 1px solid var(--clr-border);
  padding: 6px 12px;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  background: #fff;
  cursor: pointer;
  font-family: inherit;
  color: var(--clr-text-secondary);
}

/* Cluster Filters */
.cluster-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin: 0 auto 28px auto;
  max-width: 820px;
}
.cluster-btn {
  border: 1px solid #d1d5db;
  background: #ffffff;
  color: var(--clr-text-secondary);
  padding: 7px 16px;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  font-weight: 600;
  font-size: 0.84rem;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.cluster-btn:hover {
  border-color: #1e3a5f;
  color: #1e3a5f;
  background: #f8fafc;
}
.cluster-btn.active {
  background: #1e3a5f;
  color: #ffffff;
  border-color: #1e3a5f;
  box-shadow: 0 2px 8px rgba(30, 58, 95, 0.25);
}
.cluster-count {
  font-size: 0.72rem;
  font-weight: 700;
  background: rgba(255, 255, 255, 0.25);
  padding: 1px 6px;
  border-radius: 999px;
}
.cluster-btn:not(.active) .cluster-count {
  background: #f1f5f9;
  color: var(--clr-text-muted);
}

.example-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.example-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #fff;
  border: 1px solid #e5e7eb;
  border-radius: 10px;
  padding: 16px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.example-card:hover { border-color: #1e3a5f; }
.example-card h3 { font-family: var(--font-display); font-size: 1.02rem; font-weight: 700; margin: 0; line-height: 1.35; }
.example-card h3 a { color: inherit; text-decoration: none; }
.example-card h3 a:hover { color: #1e3a5f; }
.example-card p { margin: 0; font-size: 0.83rem; line-height: 1.4; color: var(--clr-text-muted); }
.example-tag {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #1e3a5f;
  background: #edf2f7;
  padding: 2px 7px;
  border-radius: 4px;
  width: fit-content;
}
.example-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px solid #f1f5f9;
  font-size: 0.78rem;
}
.example-card-actions a {
  color: #1e3a5f;
  font-weight: 600;
  text-decoration: none;
}
.example-card-actions a:hover {
  text-decoration: underline;
}
.price-note { font-size: 0.82rem; color: var(--clr-text-muted); margin: 8px 0 0; }

@media (max-width: 960px) {
  .example-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .example-grid { grid-template-columns: 1fr; }
  .cluster-nav { gap: 6px; }
  .cluster-btn { padding: 6px 12px; font-size: 0.8rem; }
}

.svc-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.svc-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  background: #fff;
  border: 1px solid #e5e7eb;
  padding: 22px 22px 20px;
  text-decoration: none;
  color: inherit;
  min-height: 200px;
}
.svc-card:hover { border-color: #1e3a5f; }
.svc-card h3 {
  font-family: var(--font-display);
  font-size: 1.08rem;
  font-weight: 700;
  margin: 0;
}
.svc-card p {
  color: var(--clr-text-muted);
  font-size: 0.9rem;
  line-height: 1.5;
  margin: 0;
  flex: 1;
}
.svc-card .svc-meta {
  font-size: 0.78rem;
  font-weight: 600;
  color: #1e3a5f;
}
.example-card > a {
  display: block;
  width: 100%;
  border-radius: 6px;
  overflow: hidden;
  line-height: 0;
  margin-bottom: 2px;
}
.svc-card img[data-expand],
.example-grid .example-card img,
.example-grid .example-card a img {
  display: block;
  width: 100%;
  height: 160px;
  max-height: 160px;
  aspect-ratio: auto;
  object-fit: cover;
  object-position: top center;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  background: #e8eef4;
}
.example-grid .example-card a[href="/picmaker"] img {
  object-fit: contain;
  object-position: center;
  background: #e8eef4;
}
.process-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 8px;
}
.process-row h3 { font-size: 0.95rem; margin: 0 0 6px; }
.process-row p { margin: 0; font-size: 0.88rem; color: var(--clr-text-muted); }
.page-article { max-width: 760px; padding: 112px 0 80px; }
.page-article h1 { font-family: var(--font-display); font-size: clamp(1.7rem, 3.5vw, 2.35rem); margin: 12px 0 16px; letter-spacing: -0.03em; }
.page-article h2 { font-family: var(--font-display); font-size: 1.2rem; margin: 28px 0 10px; }
.page-article ul { padding-left: 18px; color: var(--clr-text-secondary); }
.page-article li { margin: 6px 0; }
.page-cta { margin-top: 32px; display: flex; gap: 10px; flex-wrap: wrap; }

@media (max-width: 900px) {
  .svc-grid, .process-row { grid-template-columns: 1fr; }
}

/* E77 book-tilt */
html.corp .svc-card,
html.corp .example-grid .example-card {
  transform-origin: 50% 100%;
  transition:
    transform var(--dur-normal) var(--ease-smooth),
    box-shadow var(--dur-normal) var(--ease-smooth),
    border-color var(--dur-normal) var(--ease-smooth);
}

@media (hover: hover) and (pointer: fine) {
  html.corp .svc-card:hover,
  html.corp .svc-card:focus-visible,
  html.corp .example-grid .example-card:hover,
  html.corp .example-grid .example-card:focus-visible {
    transform: perspective(900px) rotateX(8deg) scale(0.98);
    box-shadow: 0 10px 28px rgba(30, 58, 95, 0.12);
    border-color: #1e3a5f;
  }
}

html.corp .example-card:has(#est-chips),
html.corp .example-card:has(#est-chips):hover,
html.corp .example-card:has(#est-chips):focus-visible,
html.corp .example-grid .example-card:has(#est-chips),
html.corp .example-grid .example-card:has(#est-chips):hover,
html.corp .example-grid .example-card:has(#est-chips):focus-visible,
html.corp #est-chips,
html.corp .est-opt,
html.corp .hero-chips {
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html.corp .svc-card,
  html.corp .svc-card:hover,
  html.corp .svc-card:focus-visible,
  html.corp .example-grid .example-card,
  html.corp .example-grid .example-card:hover,
  html.corp .example-grid .example-card:focus-visible {
    transform: none;
  }
}

.process-row {
  counter-reset: e77-step;
}
.process-row > * {
  counter-increment: e77-step;
}
.process-row > *::before {
  content: counter(e77-step, decimal-leading-zero);
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: #1e3a5f;
  margin-bottom: 8px;
}
.process-row > * + * {
  border-left: 1px solid #1e3a5f;
  padding-left: 24px;
}

@media (max-width: 900px) {
  .process-row > * + * {
    border-left: none;
    padding-left: 0;
  }
}

/* E78 store-tilt */
html.corp .store-card {
  transform-origin: 50% 100%;
  transition:
    transform var(--dur-normal) var(--ease-smooth),
    box-shadow var(--dur-normal) var(--ease-smooth),
    border-color var(--dur-normal) var(--ease-smooth);
}

@media (hover: hover) and (pointer: fine) {
  html.corp .store-card:hover,
  html.corp .store-card:focus-visible {
    transform: perspective(900px) rotateX(8deg) scale(0.98);
    box-shadow: 0 10px 28px rgba(30, 58, 95, 0.12);
    border-color: #1e3a5f;
  }
}

html.corp .store-filters,
html.corp .store-filters button,
html.corp .hero-chips {
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html.corp .store-card,
  html.corp .store-card:hover,
  html.corp .store-card:focus-visible {
    transform: none;
  }
}

/* E84 chrome-a11y */
.nav-links a[aria-current="page"] {
  color: var(--clr-blue);
  font-weight: 800;
}

.nav-links a[aria-current="page"]::after {
  width: 100%;
}

.footer-links a[aria-current="page"] {
  color: var(--clr-blue);
  font-weight: 800;
}

.skip-link {
  position: absolute;
  top: -48px;
  left: 8px;
  z-index: 1001;
  padding: 8px 14px;
  background: var(--clr-bg-base);
  color: var(--clr-blue);
  font-weight: 700;
  font-size: 0.85rem;
  text-decoration: none;
  border: 2px solid var(--clr-blue);
  border-radius: var(--r-full);
  clip: rect(0, 0, 0, 0);
  clip-path: inset(50%);
  overflow: hidden;
  white-space: nowrap;
}

.skip-link:focus,
.skip-link:focus-visible {
  top: 8px;
  left: 8px;
  clip: auto;
  clip-path: none;
  overflow: visible;
  outline: 2px solid var(--clr-blue);
  outline-offset: 2px;
}

.mobile-toggle {
  min-width: 44px;
  min-height: 44px;
}

.mobile-toggle:focus-visible {
  outline: 2px solid var(--clr-blue);
  outline-offset: 2px;
}

/* FAQ Accordion Component */
.faq-section {
  padding: 64px 0;
  border-top: 1px solid var(--clr-border);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}

.faq-accordion {
  background: var(--clr-card-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--r-md);
  padding: 16px 22px;
  transition: border-color var(--dur-fast) ease, box-shadow var(--dur-fast) ease;
}

.faq-accordion:hover {
  border-color: var(--clr-blue);
  box-shadow: 0 4px 20px rgba(0, 212, 170, 0.06);
}

.faq-accordion[open] {
  border-color: rgba(0, 212, 170, 0.4);
}

.faq-accordion summary {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--clr-text-main);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
}

.faq-accordion summary::-webkit-details-marker {
  display: none;
}

.faq-accordion summary .faq-icon {
  font-size: 1.25rem;
  color: var(--clr-blue);
  transition: transform var(--dur-fast) ease;
}

.faq-accordion[open] summary .faq-icon {
  transform: rotate(45deg);
}

.faq-content {
  color: var(--clr-text-secondary);
  font-size: 0.94rem;
  line-height: 1.65;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

#pd-cookie-bar {
  position: fixed;
  right: 16px;
  bottom: calc(16px + env(safe-area-inset-bottom, 0px));
  z-index: 80;
  max-width: 420px;
  background: #fff;
  color: var(--clr-text-main);
  border: 1px solid var(--clr-border, #e2e8f0);
  border-radius: 12px;
  padding: 14px 16px;
  padding-bottom: calc(14px + env(safe-area-inset-bottom, 0px));
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.12);
  font-size: 0.82rem;
  line-height: 1.45;
}
#pd-cookie-bar p { margin: 0 0 10px; }
#pd-cookie-bar a { color: var(--clr-blue); }
.pd-cookie-actions { display: flex; gap: 8px; flex-wrap: wrap; }
body:has(#pd-cookie-bar),
body.pd-cookie-open {
  padding-bottom: calc(11rem + env(safe-area-inset-bottom, 0px));
}
body:has(#pd-cookie-bar) .site-footer,
body.pd-cookie-open .site-footer {
  padding-bottom: calc(32px + env(safe-area-inset-bottom, 0px));
}
@media (max-width: 640px) {
  #pd-cookie-bar { left: 12px; right: 12px; max-width: none; }
}

#cms-builder-root:empty { display: none; }
#cms-builder-root {
  padding: 24px 0 40px;
}
#cms-builder-root .cms-canvas {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}
#cms-builder-root img,
#cms-builder-root video {
  max-width: 100%;
  height: auto;
  display: block;
}
#cms-builder-root .cms-btn {
  display: inline-block;
  padding: 0.55rem 1rem;
  background: var(--clr-blue, #2563eb);
  color: #fff;
  border-radius: 8px;
  text-decoration: none;
}