/* =========================================
   MarketFlow — Main Stylesheet
   Bold Scandinavian Industrial
   ========================================= */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

:root {
  --color-primary: #151820;
  --color-primary-light: #1e2230;
  --color-accent: #E8553A;
  --color-accent-hover: #d44a31;
  --color-accent-glow: rgba(232, 85, 58, 0.25);
  --color-green: #2D8C72;
  --color-blue: #4A6FA5;
  --color-brown: #8B5E3C;
  --color-bg: #F6F3EE;
  --color-surface: #FFFFFF;
  --color-surface-alt: #ECE8E1;
  --color-text: #1E2028;
  --color-text-muted: #71706A;
  --color-text-light: #F6F3EE;
  --color-border: #D8D4CC;
  --color-border-light: #E8E4DC;

  --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
  --font-body: 'Source Serif 4', Georgia, serif;

  --header-height: 72px;
  --container-max: 1280px;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 6px;

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08), 0 2px 4px rgba(0,0,0,0.04);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12), 0 4px 12px rgba(0,0,0,0.06);
  --shadow-xl: 0 24px 60px rgba(0,0,0,0.16), 0 8px 20px rgba(0,0,0,0.08);
}

body {
  font-family: var(--font-body);
  font-size: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  line-height: 1.7;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 3vw, 2.5rem);
}

/* --- Skip Link --- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-accent);
  color: #fff;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-xs);
  z-index: 10000;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.875rem;
}
.skip-link:focus { top: 0.5rem; }

/* --- Grain Overlay --- */
.grain {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  pointer-events: none;
  z-index: 9999;
}
.grain::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%;
  width: 200%; height: 200%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.7' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.028;
}

/* --- Typography --- */
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; font-weight: 700; }

.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.75rem;
}
.section-label--light { color: rgba(255,255,255,0.6); }

.section-title {
  font-size: clamp(2rem, 1.5rem + 2.5vw, 3.25rem);
  letter-spacing: -0.025em;
  margin-bottom: 1rem;
}
.section-title--light { color: #fff; }

.section-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 1rem + 0.3vw, 1.2rem);
  color: var(--color-text-muted);
  max-width: 640px;
}
.section-subtitle--light { color: rgba(255,255,255,0.65); }

.section-header {
  text-align: center;
  margin-bottom: clamp(3rem, 4vw, 4.5rem);
}
.section-header .section-subtitle { margin: 0 auto; }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  white-space: nowrap;
  text-decoration: none;
}
.btn:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 2px; }

.btn-accent {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
}
.btn-accent:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px var(--color-accent-glow);
}
.btn-accent:active { transform: translateY(0) scale(0.98); }

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}
.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-1px);
}

.btn-outline-light {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.3);
}
.btn-outline-light:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.08);
  transform: translateY(-1px);
}

.btn-lg { padding: 0.85rem 2rem; font-size: 1.05rem; }

/* =========================================
   HEADER
   ========================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.site-header.scrolled {
  height: 60px;
  background: rgba(21, 24, 32, 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow: 0 1px 12px rgba(0,0,0,0.15);
}
.header-inner {
  display: flex;
  align-items: center;
  height: 100%;
  gap: 2rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}
.logo-text {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
}
.nav-list {
  display: flex;
  gap: 0.25rem;
  margin-left: auto;
}
.nav-link {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-xs);
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,0.08); }

/* Language switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}
.lang-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 2px solid transparent;
  border-radius: 4px;
  padding: 2px;
  cursor: pointer;
  opacity: 0.5;
  transition: opacity 0.2s, border-color 0.2s, transform 0.2s;
}
.lang-btn:hover { opacity: 0.85; transform: scale(1.08); }
.lang-btn.active {
  opacity: 1;
  border-color: rgba(255,255,255,0.5);
}
.lang-btn svg { display: block; border-radius: 2px; }
.lang-switcher--mobile {
  justify-content: center;
  margin-bottom: 2rem;
  gap: 0.5rem;
}
.lang-switcher--mobile .lang-btn {
  padding: 3px;
}
.lang-switcher--mobile .lang-btn svg {
  width: 32px;
  height: 22px;
}

.header-cta {
  font-size: 0.88rem;
  padding: 0.55rem 1.3rem;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile nav overlay */
.mobile-nav-overlay {
  position: fixed;
  top: 0; right: -100%;
  width: 100%; height: 100vh;
  background: rgba(21, 24, 32, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
}
.mobile-nav-overlay.open { right: 0; }
.mobile-nav { text-align: center; }
.mobile-nav-list { display: flex; flex-direction: column; gap: 0.5rem; margin-bottom: 2rem; }
.mobile-nav-list a {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: rgba(255,255,255,0.8);
  padding: 0.6rem;
  transition: color 0.2s;
}
.mobile-nav-list a:hover { color: var(--color-accent); }
.mobile-cta { font-size: 1.1rem; }

/* =========================================
   HERO
   ========================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
  background: var(--color-primary);
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-gradient {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 40%, rgba(232, 85, 58, 0.15) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 30%, rgba(74, 111, 165, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse 50% 70% at 50% 80%, rgba(45, 140, 114, 0.08) 0%, transparent 50%);
}
.hero-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.07;
}
.hero-shape-1 {
  width: 600px; height: 600px;
  top: -20%; right: -10%;
  background: var(--color-accent);
  filter: blur(80px);
}
.hero-shape-2 {
  width: 400px; height: 400px;
  bottom: -10%; left: -5%;
  background: var(--color-blue);
  filter: blur(60px);
}
.hero-shape-3 {
  width: 300px; height: 300px;
  top: 30%; left: 40%;
  background: var(--color-green);
  filter: blur(80px);
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 4vw, 4rem);
  align-items: center;
  padding: clamp(3rem, 6vw, 6rem) 0;
  position: relative;
  z-index: 1;
}
.hero-title {
  font-size: clamp(2.25rem, 1.8rem + 2.8vw, 3.9rem);
  color: #fff;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin-bottom: 1rem;
}
.hero-lead {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 1.1rem + 0.8vw, 1.75rem);
  font-weight: 600;
  color: var(--color-accent);
  line-height: 1.3;
  margin-bottom: 1.25rem;
}
.hero-subtitle {
  font-family: var(--font-body);
  font-size: clamp(1.05rem, 1rem + 0.35vw, 1.25rem);
  color: rgba(255,255,255,0.65);
  line-height: 1.65;
  margin-bottom: 2rem;
  max-width: 520px;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

.hero-angle {
  position: absolute;
  bottom: -1px;
  left: 0; right: 0;
  height: 80px;
  background: var(--color-bg);
  clip-path: polygon(0 60%, 100% 0, 100% 100%, 0 100%);
}

/* Browser frame mockup */
.browser-frame {
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}
.browser-chrome {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1rem;
  background: #f0eee9;
  border-bottom: 1px solid var(--color-border-light);
}
.browser-dots { display: flex; gap: 6px; }
.browser-dots span {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.browser-dots span:nth-child(1) { background: #ef6b5e; }
.browser-dots span:nth-child(2) { background: #f4bf4f; }
.browser-dots span:nth-child(3) { background: #61c554; }
.browser-url {
  flex: 1;
  background: #fff;
  border-radius: 4px;
  padding: 0.3rem 0.75rem;
  font-family: var(--font-display);
  font-size: 0.72rem;
  color: var(--color-text-muted);
}
.browser-body { padding: 1rem; }

/* Mini mockup ads in hero */
.mock-cats { display: flex; gap: 0.4rem; margin-bottom: 0.75rem; flex-wrap: wrap; }
.mock-cat {
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-surface-alt);
  transition: all 0.2s;
}
.mock-cat.active { background: var(--color-accent); color: #fff; }

.mock-ads { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.6rem; }
.mock-ad {
  background: var(--color-bg);
  border-radius: var(--radius-xs);
  overflow: hidden;
}
.mock-ad-img { height: 60px; }
.mock-ad-info { padding: 0.4rem 0.5rem; }
.mock-ad-title {
  display: block;
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mock-ad-price {
  display: block;
  font-family: var(--font-display);
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--color-accent);
}
.mock-ad-loc {
  display: block;
  font-size: 0.5rem;
  color: var(--color-text-muted);
}

.hero-visual {
  position: relative;
}
.hero-visual .browser-frame {
  transform: perspective(1000px) rotateY(-4deg) rotateX(2deg);
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.hero-visual:hover .browser-frame {
  transform: perspective(1000px) rotateY(-1deg) rotateX(0.5deg);
}

/* =========================================
   TRUST BAR
   ========================================= */
.trust-bar {
  padding: clamp(2rem, 3vw, 3rem) 0;
  text-align: center;
  border-bottom: 1px solid var(--color-border-light);
}
.trust-text {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
}
.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.trust-logo {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text-muted);
  opacity: 0.5;
  letter-spacing: -0.01em;
}
a.trust-logo {
  color: var(--color-text);
  opacity: 1;
  text-decoration: none;
}
a.trust-logo:hover,
a.trust-logo:focus-visible {
  text-decoration: underline;
}
.trust-divider {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--color-border);
}

/* =========================================
   FEATURES
   ========================================= */
.features {
  padding: clamp(5rem, 8vw, 8rem) 0;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.feature-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2vw, 2rem);
  border: 1px solid var(--color-border-light);
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.feature-card--wide { grid-column: span 2; }

.feature-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(232, 85, 58, 0.08);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.feature-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}
.feature-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* =========================================
   HOW IT WORKS
   ========================================= */
.how-it-works {
  padding: clamp(5rem, 8vw, 8rem) 0;
  background: var(--color-surface-alt);
}
.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}
.step {
  text-align: center;
  max-width: 300px;
  padding: 0 1.5rem;
}
.step-number {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}
.step-icon {
  width: 72px; height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-surface);
  border-radius: 50%;
  margin: 0 auto 1.25rem;
  color: var(--color-accent);
  box-shadow: var(--shadow-md);
}
.step-title {
  font-size: 1.15rem;
  margin-bottom: 0.6rem;
  letter-spacing: -0.01em;
}
.step-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}
.step-connector {
  flex-shrink: 0;
  margin-top: 68px;
  opacity: 0.6;
}

/* =========================================
   USE CASES
   ========================================= */
.use-cases {
  padding: clamp(5rem, 8vw, 8rem) 0;
}
.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}
.use-case-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2vw, 2rem);
  border: 1px solid var(--color-border-light);
  position: relative;
  overflow: hidden;
  transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.use-case-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-lg);
}
.use-case-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
}
.use-case-icon {
  width: 56px; height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(232, 85, 58, 0.06);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
  margin-bottom: 1rem;
}
.use-case-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  letter-spacing: -0.01em;
}
.use-case-desc {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* =========================================
   SHOWCASE
   ========================================= */
.showcase {
  padding: clamp(5rem, 8vw, 8rem) 0;
  background: var(--color-surface-alt);
}
.showcase-tabs {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2rem;
}
.showcase-tab {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  padding: 0.55rem 1.25rem;
  border-radius: var(--radius-sm);
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.25s;
}
.showcase-tab.active, .showcase-tab:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-surface);
}
.showcase-tab.active { background: rgba(232, 85, 58, 0.06); }

.browser-frame--lg { max-width: 960px; margin: 0 auto; }
.browser-body--showcase { padding: 0; min-height: 380px; overflow: hidden; }

.showcase-panel {
  display: none;
  animation: panelFadeIn 0.4s ease;
}
.showcase-panel.active { display: block; }
@keyframes panelFadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* Showcase: Marketplace */
.mock-header-bar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.6rem 1rem;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-light);
}
.mock-logo-sm {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--color-text);
}
.mock-search-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: #fff;
  border: 1px solid var(--color-border-light);
  border-radius: 4px;
  padding: 0.3rem 0.6rem;
  font-size: 0.7rem;
  color: #aaa;
  flex: 1;
  max-width: 280px;
}
.mock-breadcrumb {
  font-family: var(--font-display);
  font-size: 0.68rem;
  color: var(--color-text-muted);
}
.mock-cats--showcase { padding: 0.6rem 1rem; margin-bottom: 0; border-bottom: 1px solid var(--color-border-light); }

.mock-listing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
  padding: 1rem;
}
.mock-listing {
  background: var(--color-bg);
  border-radius: var(--radius-xs);
  overflow: hidden;
  border: 1px solid var(--color-border-light);
}
.mock-listing-img {
  height: 80px;
  position: relative;
}
.mock-badge {
  position: absolute;
  top: 4px; left: 4px;
  font-family: var(--font-display);
  font-size: 0.55rem;
  font-weight: 700;
  background: var(--color-accent);
  color: #fff;
  padding: 0.15rem 0.4rem;
  border-radius: 3px;
}
.mock-listing-body { padding: 0.5rem; }
.mock-listing-title {
  display: block;
  font-family: var(--font-display);
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 0.15rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.mock-listing-price {
  display: block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 0.1rem;
}
.mock-listing-meta {
  display: block;
  font-size: 0.58rem;
  color: var(--color-text-muted);
}

/* Showcase: Ad Detail */
.mock-detail {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 1rem;
  padding: 1rem;
}
.mock-detail-img {
  border-radius: var(--radius-xs);
  height: 200px;
}
.mock-detail-thumbs {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.5rem;
}
.mock-thumb {
  width: 40px; height: 32px;
  border-radius: 4px;
  border: 2px solid transparent;
}
.mock-thumb.active { border-color: var(--color-accent); }
.mock-detail-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 0.3rem;
}
.mock-detail-price {
  display: block;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-accent);
  margin-bottom: 0.6rem;
}
.mock-detail-desc {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-bottom: 0.6rem;
}
.mock-detail-specs {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.8rem;
}
.mock-detail-specs span {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-bg);
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
}
.mock-detail-actions { display: flex; gap: 0.5rem; }
.mock-btn-primary, .mock-btn-secondary {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.35rem 0.8rem;
  border-radius: 4px;
}
.mock-btn-primary { background: var(--color-accent); color: #fff; }
.mock-btn-secondary { background: var(--color-bg); color: var(--color-text); border: 1px solid var(--color-border-light); }

/* Showcase: Admin Panel */
.mock-admin { display: grid; grid-template-columns: 140px 1fr; min-height: 300px; }
.mock-admin-sidebar {
  background: var(--color-primary);
  padding: 1rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}
.mock-admin-nav {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  padding: 0.4rem 1rem;
}
.mock-admin-nav.active { color: #fff; background: rgba(255,255,255,0.08); border-left: 3px solid var(--color-accent); }
.mock-admin-main { padding: 1rem; }
.mock-admin-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.6rem;
  margin-bottom: 1rem;
}
.mock-stat {
  background: var(--color-bg);
  border-radius: var(--radius-xs);
  padding: 0.6rem;
  text-align: center;
}
.mock-stat-val {
  display: block;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 800;
  color: var(--color-text);
}
.mock-stat-label {
  display: block;
  font-size: 0.6rem;
  color: var(--color-text-muted);
  margin-top: 0.1rem;
}
.mock-admin-chart { background: var(--color-bg); border-radius: var(--radius-xs); padding: 0.75rem; }
.mock-chart-title {
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
}
.mock-chart-bars {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 100px;
}
.mock-bar {
  flex: 1;
  background: var(--color-accent);
  border-radius: 3px 3px 0 0;
  position: relative;
  opacity: 0.75;
  transition: opacity 0.2s;
  min-height: 8px;
}
.mock-bar:hover { opacity: 1; }
.mock-bar span {
  position: absolute;
  bottom: -16px;
  left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.55rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

/* =========================================
   INTEGRATIONS
   ========================================= */
.integrations {
  padding: clamp(5rem, 8vw, 8rem) 0;
  background: var(--color-primary);
  position: relative;
  overflow: hidden;
}
.integrations::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 40% at 50% 50%, rgba(232, 85, 58, 0.06) 0%, transparent 70%);
}

.integration-hub {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
  position: relative;
}
.hub-center {
  position: absolute;
  top: -60px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.hub-center span {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
}
.hub-node {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  transition: all 0.35s;
}
.hub-node:hover {
  background: rgba(255,255,255,0.08);
  border-color: rgba(232, 85, 58, 0.3);
  transform: translateY(-4px);
}
.hub-node-icon {
  width: 48px; height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 0.75rem;
  background: rgba(232, 85, 58, 0.12);
  border-radius: var(--radius-sm);
  color: var(--color-accent);
}
.hub-node-label {
  display: block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.3rem;
}
.hub-node-desc {
  display: block;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
  line-height: 1.5;
}

/* =========================================
   ADMIN FEATURES
   ========================================= */
.admin-features {
  padding: clamp(5rem, 8vw, 8rem) 0;
}
.admin-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  max-width: 960px;
  margin: 0 auto;
}
.admin-item {
  padding: 1.5rem;
  border-left: 3px solid var(--color-accent);
  background: var(--color-surface);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  transition: all 0.3s;
}
.admin-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-md);
}
.admin-item h3 {
  font-size: 1rem;
  margin-bottom: 0.4rem;
}
.admin-item p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* =========================================
   OTHER SERVICES
   ========================================= */
.other-services {
  padding: clamp(5rem, 8vw, 8rem) 0;
  background: var(--color-surface-alt);
}
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}
.service-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2.5vw, 2.5rem);
  border: 1px solid var(--color-border-light);
  position: relative;
  overflow: hidden;
  transition: all 0.35s;
}
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.service-accent {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--service-color);
}
.service-header { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 0.5rem; }
.service-badge {
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  color: #fff;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.service-header h3 {
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}
.service-tagline {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}
.service-desc {
  font-size: 0.92rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}
.service-link {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-accent);
  transition: color 0.2s;
}
.service-link:hover { color: var(--color-accent-hover); }

/* =========================================
   PRICING
   ========================================= */
.pricing {
  padding: clamp(5rem, 8vw, 8rem) 0;
}
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  max-width: 960px;
  margin: 0 auto;
  align-items: start;
}
.pricing-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2.5vw, 2.5rem);
  border: 1px solid var(--color-border-light);
  text-align: center;
  position: relative;
  transition: all 0.35s;
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.pricing-card--featured {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 1px var(--color-accent), var(--shadow-lg);
  transform: scale(1.03);
}
.pricing-card--featured:hover { transform: scale(1.03) translateY(-4px); }
.pricing-badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--color-accent);
  color: #fff;
  padding: 0.25rem 0.85rem;
  border-radius: 20px;
  white-space: nowrap;
}
.pricing-card h3 {
  font-size: 1.3rem;
  margin-bottom: 0.4rem;
}
.pricing-for {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
}
.pricing-features {
  text-align: left;
  margin-bottom: 1.75rem;
}
.pricing-features li {
  font-size: 0.9rem;
  color: var(--color-text);
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--color-border-light);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.pricing-features li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-card .btn { width: 100%; }

/* =========================================
   ABOUT
   ========================================= */
.about {
  padding: clamp(5rem, 8vw, 8rem) 0;
  background: var(--color-surface-alt);
}
.about-inner {
  max-width: 880px;
}
.about-content .section-title { text-align: left; }
.about-content .section-label { margin-bottom: 0.5rem; }
.about-content p {
  color: var(--color-text-muted);
  margin-bottom: 1.25rem;
  line-height: 1.7;
}
.about-values {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-top: 2rem;
}
.about-value {
  padding: 1rem;
  background: var(--color-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
}
.about-value strong {
  display: block;
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin-bottom: 0.3rem;
  color: var(--color-text);
}
.about-value span {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* =========================================
   CONTACT
   ========================================= */
.contact {
  padding: clamp(5rem, 8vw, 8rem) 0;
}
.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: clamp(2rem, 4vw, 4rem);
  max-width: 960px;
  margin: 0 auto;
}
.contact-info .section-title { text-align: left; }
.contact-info p {
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  line-height: 1.7;
}
.contact-details { display: flex; flex-direction: column; gap: 0.75rem; }
.contact-detail {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--color-text);
}
.contact-detail svg { color: var(--color-accent); flex-shrink: 0; }
.contact-detail a {
  color: var(--color-text);
  transition: color 0.2s;
}
.contact-detail a:hover { color: var(--color-accent); }

.contact-form {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: clamp(1.5rem, 2.5vw, 2.5rem);
  border: 1px solid var(--color-border-light);
}
.form-group { margin-bottom: 1.25rem; }
.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--color-text);
}
.required { color: var(--color-accent); }
.form-group input,
.form-group textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  padding: 0.7rem 0.9rem;
  border: 2px solid var(--color-border-light);
  border-radius: var(--radius-xs);
  background: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.25s, box-shadow 0.25s;
  outline: none;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-notice {
  margin: 0;
  padding: 0.8rem 1rem;
  border-left: 3px solid var(--color-accent);
  border-radius: var(--radius-xs);
  background: var(--color-surface-alt);
  font-size: 0.92rem;
}
.form-notice a { color: var(--color-accent); text-decoration: underline; }
.btn-submit { width: 100%; }

/* =========================================
   FOOTER
   ========================================= */
.site-footer {
  background: var(--color-primary);
  padding: clamp(3rem, 5vw, 5rem) 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
}
.footer-brand .logo { margin-bottom: 1rem; }
.footer-brand p {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.45);
  line-height: 1.6;
  max-width: 280px;
}
.footer-col-title {
  font-family: var(--font-display);
  line-height: 1.15;
  font-size: 0.85rem;
  font-weight: 700;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.footer-col ul { display: flex; flex-direction: column; gap: 0.4rem; }
.footer-col li, .footer-col a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.45);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--color-accent); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  margin-top: 3rem;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.footer-bottom p {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}
.footer-bottom p a { color: inherit; text-decoration: underline; }
.footer-bottom p a:hover { color: rgba(255,255,255,0.7); }
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
  transition: color 0.2s;
}
.footer-legal a:hover { color: rgba(255,255,255,0.7); }

/* =========================================
   ANIMATIONS
   Elements start hidden only when the inline <head> script has added
   .js, so the content stays visible if JavaScript never runs.
   ========================================= */
.js .anim-fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.js .anim-fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.js .anim-delay-1 { transition-delay: 0.12s; }
.js .anim-delay-2 { transition-delay: 0.24s; }
.js .anim-delay-3 { transition-delay: 0.36s; }

.js .anim-grow { opacity: 0; transition: opacity 0.6s 0.3s ease; }
.js .anim-grow.visible { opacity: 1; }

/* Hero-specific load animations */
.js .hero .anim-fade-up {
  opacity: 0;
  transform: translateY(32px);
}
.js .hero .anim-fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =========================================
   RESPONSIVE
   ========================================= */

/* Tablet */
@media (max-width: 1024px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-subtitle { margin: 0 auto 2rem; }
  .hero-actions { justify-content: center; }
  .hero-visual { max-width: 560px; margin: 2rem auto 0; }
  .hero-visual .browser-frame { transform: none; }
  .hero-visual:hover .browser-frame { transform: none; }

  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-card--wide { grid-column: span 2; }

  .steps { flex-direction: column; align-items: center; gap: 1.5rem; }
  .step-connector { margin-top: 0; transform: rotate(90deg); }

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

  .mock-listing-grid { grid-template-columns: repeat(2, 1fr); }
  .mock-listing:nth-child(n+5) { display: none; }

  .integration-hub { grid-template-columns: repeat(2, 1fr); }
  .hub-center { position: relative; top: 0; left: 0; transform: none; grid-column: span 2; margin-bottom: 1rem; flex-direction: row; gap: 0.75rem; justify-content: center; }

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

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

  .about-values { grid-template-columns: repeat(3, 1fr); }

  .contact-inner { grid-template-columns: 1fr; }

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

/* Mobile */
@media (max-width: 640px) {
  :root { --header-height: 60px; }

  .main-nav, .header-cta { display: none; }
  .hamburger { display: flex; }

  .hero-title { font-size: clamp(2rem, 1.5rem + 4vw, 3rem); }

  .mock-ads { grid-template-columns: repeat(2, 1fr); }
  .mock-ads .mock-ad:last-child { display: none; }

  .features-grid { grid-template-columns: 1fr; }
  .feature-card--wide { grid-column: span 1; }

  .use-cases-grid { grid-template-columns: 1fr; }

  .showcase-tabs { flex-wrap: wrap; }

  .mock-listing-grid { grid-template-columns: 1fr 1fr; }
  .mock-listing:nth-child(n+3) { display: none; }

  .mock-detail { grid-template-columns: 1fr; }
  .mock-detail-img { height: 140px; }

  .mock-admin { grid-template-columns: 1fr; }
  .mock-admin-sidebar {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.25rem;
    padding: 0.5rem;
  }
  .mock-admin-nav { padding: 0.3rem 0.6rem; font-size: 0.6rem; }
  .mock-admin-nav.active { border-left: none; border-bottom: 2px solid var(--color-accent); }
  .mock-admin-stats { grid-template-columns: repeat(2, 1fr); }

  .integration-hub { grid-template-columns: 1fr; }
  .hub-center { grid-column: span 1; }

  .admin-grid { grid-template-columns: 1fr; }

  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-card--featured { transform: none; }
  .pricing-card--featured:hover { transform: translateY(-4px); }

  .services-grid { grid-template-columns: 1fr; }

  .about-values { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.75rem; text-align: center; }

  .trust-logos { gap: 1rem; }
  .trust-divider { display: none; }

  .mock-detail-specs { flex-wrap: wrap; gap: 0.4rem; }
}

/* Focus visible */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

/* Prefers reduced motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .js .anim-fade-up,
  .js .hero .anim-fade-up,
  .js .anim-grow { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}