/* ==========================================================================
   KODEVO Official Website & Showcase - Pixel-Perfect Palette & Layout
   Palette strictly: #000000, #FFFFFF, neutral gray, #1473FF
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

:root {
  --bg-page: #FFFFFF;
  --bg-card: #FFFFFF;
  --bg-subtle: #F8FAFC;
  --bg-input: #F8FAFC;

  --text-primary: #0A0A0A;
  --text-secondary: #475569;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  --blue-primary: #1473FF;
  --blue-hover: #0056D6;
  --blue-light: #EFF6FF;
  --blue-border: #BFDBFE;

  --dark-bg: #000000;
  --dark-surface: #090D14;
  --dark-card: #0F141C;
  --dark-border: #1E293B;

  --border-light: #E2E8F0;
  --border-card: #E2E8F0;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 22px;
  --radius-pill: 9999px;

  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 28px;
}

/* Typography Helpers */
h1, h2, h3, h4, h5 {
  color: var(--text-primary);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

/* Section Header Markers */
.section-tag-row {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 12px;
}

.tag-line {
  width: 28px;
  height: 2px;
  background-color: var(--blue-primary);
  border-radius: 2px;
}

.tag-label {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.section-headline {
  font-size: 2.35rem;
  font-weight: 800;
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 620px;
  line-height: 1.6;
}

/* Buttons */
.btn-primary-blue {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: var(--blue-primary);
  color: #FFFFFF;
  font-size: 0.94rem;
  font-weight: 700;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(20, 115, 255, 0.28);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.btn-primary-blue:hover {
  background-color: var(--blue-hover);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(20, 115, 255, 0.38);
}

.btn-outline-white {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background-color: #FFFFFF;
  color: var(--text-primary);
  font-size: 0.94rem;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  border: 1px solid var(--border-light);
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-outline-white:hover {
  background-color: var(--bg-subtle);
  border-color: #CBD5E1;
  transform: translateY(-2px);
}

/* ==========================================================================
   Header / Navigation Bar
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-light);
  height: 76px;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header-logo img {
  height: 32px;
  width: auto;
  display: block;
}

.header-nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-item-link {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.18s ease;
}

.nav-item-link:hover {
  color: var(--blue-primary);
}

.btn-talk {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #000000;
  color: #FFFFFF;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 9px 20px;
  border-radius: var(--radius-pill);
  text-decoration: none;
  transition: all 0.2s ease;
}

.btn-talk:hover {
  background: var(--blue-primary);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(20, 115, 255, 0.3);
}

/* ==========================================================================
   Hero Section (+25% scale, dominant 3D product visual hero)
   ========================================================================== */
.hero-section {
  padding: 68px 0 84px 0;
  background: radial-gradient(circle at 85% 20%, rgba(20, 115, 255, 0.04) 0%, transparent 60%), #FFFFFF;
  border-bottom: 1px solid var(--border-light);
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1.35fr;
  align-items: center;
  gap: 56px;
}

.hero-left-col {
  display: flex;
  flex-direction: column;
}

.hero-top-tag {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 18px;
}

.hero-top-tag::after {
  content: "";
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--blue-primary);
}

.hero-main-title {
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  line-height: 1.06;
  color: var(--text-primary);
  margin-bottom: 22px;
}

.hero-main-title .highlight-word {
  color: var(--blue-primary);
}

.hero-body-text {
  font-size: 1.12rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 34px;
  max-width: 520px;
}

.hero-btn-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 44px;
}

/* Hero Capabilities Row */
.hero-capabilities-row {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
}

.capability-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.cap-icon {
  color: var(--blue-primary);
  flex-shrink: 0;
}

/* ==========================================================================
   Hero Screenshot Card (Dominant Static Visual Hero)
   ========================================================================== */
.hero-mockup-wrap {
  position: relative;
  width: 100%;
}

.hero-screenshot-card {
  display: block;
  text-decoration: none;
  background: #FFFFFF;
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 60px -12px rgba(15, 23, 42, 0.18), 0 0 1px 1px rgba(15, 23, 42, 0.08);
  overflow: hidden;
  position: relative;
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s ease;
}

.hero-screenshot-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 35px 75px -14px rgba(20, 115, 255, 0.22), 0 0 1px 1px rgba(20, 115, 255, 0.4);
  border-color: var(--blue-primary);
}

.hero-screenshot-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: #F8FAFC;
  border-bottom: 1px solid var(--border-light);
}

.topbar-dots {
  display: flex;
  align-items: center;
  gap: 7px;
}

.topbar-dots .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.topbar-dots .dot.red { background-color: #EF4444; }
.topbar-dots .dot.yellow { background-color: #F59E0B; }
.topbar-dots .dot.green { background-color: #10B981; }

.topbar-address {
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  padding: 4px 16px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.02em;
}

.topbar-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(20, 115, 255, 0.08);
  color: var(--blue-primary);
  border: 1px solid rgba(20, 115, 255, 0.2);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
}

.badge-live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--blue-primary);
  animation: pulse-dot 1.5s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 1; }
  50% { transform: scale(1.4); opacity: 0.4; }
  100% { transform: scale(0.9); opacity: 1; }
}

.hero-screenshot-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 1920 / 911;
  background: #0B0F19;
  overflow: hidden;
}

.hero-real-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-screenshot-card:hover .hero-real-img {
  transform: scale(1.025);
}

.hero-overlay-hover {
  position: absolute;
  inset: 0;
  background: rgba(10, 15, 29, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(2px);
}

.hero-screenshot-card:hover .hero-overlay-hover {
  opacity: 1;
}

.btn-overlay-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #FFFFFF;
  color: #000000;
  font-size: 0.88rem;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
  transform: translateY(6px);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), background-color 0.2s;
}

.hero-screenshot-card:hover .btn-overlay-pill {
  transform: translateY(0);
}

.btn-overlay-pill:hover {
  background-color: var(--blue-primary);
  color: #FFFFFF;
}

/* ==========================================================================
   Section: LIVE DEMOS (Fitted Graphics, 3 Dominant Cards)
   ========================================================================== */
.demos-section {
  padding: 96px 0;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-light);
}

.demos-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 48px;
}

.demos-header-lead {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 480px;
  line-height: 1.5;
}

.demos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.demo-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 25px -6px rgba(15, 23, 42, 0.05);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
  display: flex;
  flex-direction: column;
}

.demo-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 45px -12px rgba(20, 115, 255, 0.18);
  border-color: var(--blue-primary);
}

.demo-thumb-box {
  width: 100%;
  aspect-ratio: 16 / 10.5;
  height: 270px;
  background: #F8FAFC;
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--border-light);
}

.demo-thumb-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: block;
}

.demo-card:hover .demo-thumb-box img {
  transform: scale(1.035);
}

.badge-live-pill {
  position: absolute;
  top: 14px;
  right: 14px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--blue-primary);
  color: #FFFFFF;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  box-shadow: 0 2px 8px rgba(20, 115, 255, 0.35);
  z-index: 2;
}

.badge-live-pill .badge-live-dot {
  background: #FFFFFF;
}

.demo-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  flex-grow: 1;
  gap: 20px;
}

.demo-title {
  font-size: 1.15rem;
  font-weight: 900;
  letter-spacing: 0.02em;
  margin-bottom: 6px;
}

.demo-snippet {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.btn-launch-text {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  border: 1px solid var(--border-light);
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  width: fit-content;
  transition: all 0.2s ease;
  background: #FFFFFF;
}

.btn-launch-text:hover {
  background-color: var(--blue-primary);
  color: #FFFFFF;
  border-color: var(--blue-primary);
  box-shadow: 0 4px 12px rgba(20, 115, 255, 0.25);
}

/* ==========================================================================
   Section: ROI CALCULATOR (Results Dominating, Clean Polish Characters)
   ========================================================================== */
.roi-section {
  padding: 96px 0;
  background: #F8FAFC;
  border-bottom: 1px solid var(--border-light);
}

.roi-top-center {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px auto;
}

.roi-top-center .section-tag-row {
  justify-content: center;
}

.roi-container-grid {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 36px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: 0 16px 40px -12px rgba(15, 23, 42, 0.06);
}

.roi-card-left {
  display: flex;
  flex-direction: column;
  gap: 32px;
  justify-content: center;
  padding-right: 28px;
  border-right: 1px solid var(--border-light);
}

.roi-slider-row {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.roi-slider-label-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.roi-label-text {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--text-primary);
}

.roi-val-box {
  font-size: 0.94rem;
  font-weight: 800;
  color: var(--blue-primary);
  background: var(--blue-light);
  padding: 4px 12px;
  border-radius: var(--radius-sm);
}

.roi-slider-input {
  width: 100%;
  height: 6px;
  background: #E2E8F0;
  border-radius: 3px;
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.roi-slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--blue-primary);
  box-shadow: 0 2px 6px rgba(20, 115, 255, 0.4);
  cursor: pointer;
  transition: transform 0.1s;
}

.roi-slider-input::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.roi-card-right {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.scenario-selector-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.scenario-label {
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.scenario-tabs {
  display: flex;
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  padding: 3px;
  border-radius: var(--radius-sm);
  gap: 3px;
}

.scenario-btn {
  border: none;
  background: transparent;
  padding: 7px 16px;
  font-family: var(--font-main);
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--text-secondary);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  user-select: none;
}

.scenario-btn:hover {
  color: var(--text-primary);
  background: rgba(255, 255, 255, 0.7);
}

.scenario-btn.active {
  background: #FFFFFF;
  color: var(--blue-primary);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  font-weight: 800;
}

.roi-metric-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.metric-card {
  background: var(--bg-subtle);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.2s ease;
}

.metric-card:hover {
  background: #FFFFFF;
  border-color: var(--blue-border);
  box-shadow: 0 8px 20px -6px rgba(20, 115, 255, 0.15);
}

.metric-icon-wrap {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--blue-primary);
  margin-bottom: 14px;
}

.metric-top-sub {
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  margin-bottom: 4px;
}

.metric-big-num {
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--blue-primary);
  line-height: 1.1;
  margin-bottom: 8px;
}

.metric-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.35;
}

/* ==========================================================================
   Section: KOSTIQ (Mini Landing Page, Dark SaaS Product Card)
   ========================================================================== */
.kostiq-section {
  padding: 96px 0;
  background: #000000;
  color: #FFFFFF;
  border-bottom: 1px solid #1E293B;
}

.kostiq-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 56px;
  align-items: center;
}

.kostiq-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #0F172A;
  border: 1px solid #1E293B;
  color: #93C5FD;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}

.kostiq-main-title {
  color: #FFFFFF;
  font-size: 2.8rem;
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: 20px;
}

.kostiq-body-lead {
  font-size: 1.05rem;
  color: #94A3B8;
  line-height: 1.6;
  margin-bottom: 28px;
}

.kostiq-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 34px;
}

.kostiq-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.94rem;
  color: #CBD5E1;
  line-height: 1.5;
}

.feat-check-icon {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: rgba(20, 115, 255, 0.2);
  border: 1px solid rgba(20, 115, 255, 0.4);
  color: #60A5FA;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.kostiq-mockup-frame {
  background: #090D14;
  border: 1px solid #1E293B;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.7);
}

.kostiq-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  background: #0D121F;
  border-bottom: 1px solid #1E293B;
}

.kostiq-dashboard-stage {
  width: 100%;
  aspect-ratio: 1920 / 911;
  background: #050811;
  overflow: hidden;
}

.kostiq-real-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ==========================================================================
   Section: CO TWORZYMY (Editorial List)
   ========================================================================== */
.services-section {
  padding: 96px 0;
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-light);
}

.editorial-list {
  display: flex;
  flex-direction: column;
}

.editorial-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 32px 0;
  border-bottom: 1px solid var(--border-light);
  gap: 32px;
  transition: transform 0.2s ease;
}

.editorial-item:first-child {
  border-top: 1px solid var(--border-light);
}

.editorial-item:hover {
  transform: translateX(6px);
}

.editorial-num {
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--blue-primary);
  line-height: 1;
  min-width: 65px;
}

.editorial-content {
  flex-grow: 1;
  max-width: 780px;
}

.editorial-title {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.editorial-text {
  font-size: 0.96rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.editorial-arrow {
  color: var(--text-light);
  transition: all 0.2s ease;
}

.editorial-item:hover .editorial-arrow {
  color: var(--blue-primary);
  transform: translateX(4px);
}

/* ==========================================================================
   Section: CONTACT / DIRECT CALL TO ACTION (NO FORM)
   ========================================================================== */
.contact-section {
  padding: 96px 0;
  background: #F8FAFC;
  border-bottom: 1px solid var(--border-light);
}

.contact-box-inner {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 64px 48px;
  max-width: 900px;
  margin: 0 auto;
  box-shadow: 0 20px 45px -12px rgba(15, 23, 42, 0.07);
  text-align: center;
}

.contact-tag-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 16px;
}

.contact-headline {
  font-size: 2.6rem;
  font-weight: 900;
  letter-spacing: -0.035em;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.contact-headline .highlight-word {
  color: var(--blue-primary);
}

.contact-lead {
  font-size: 1.08rem;
  color: var(--text-secondary);
  max-width: 640px;
  margin: 0 auto 40px auto;
  line-height: 1.6;
}

.contact-direct-card {
  background: #F8FAFC;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 26px;
}

.contact-email-badge {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.contact-big-email {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 2.1rem;
  font-weight: 900;
  color: var(--blue-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
  transition: all 0.2s ease;
  padding: 6px 18px;
  border-radius: var(--radius-md);
}

.contact-big-email:hover {
  color: var(--blue-hover);
  transform: translateY(-2px);
  background: #EFF6FF;
}

.contact-big-email svg {
  transition: transform 0.2s ease;
}

.contact-big-email:hover svg {
  transform: translateX(4px);
}

.contact-direct-sub {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.contact-cta-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  width: 100%;
}

.btn-contact-action {
  font-size: 1rem;
  padding: 15px 32px;
}

.contact-perks-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  padding-top: 24px;
  border-top: 1px solid var(--border-light);
  width: 100%;
}

.contact-perk {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.contact-perk svg {
  color: #10B981;
  flex-shrink: 0;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  padding: 40px 0;
  background: #FFFFFF;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

.footer-logo img {
  height: 28px;
  width: auto;
  display: block;
}

.footer-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.footer-nav a {
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-nav a:hover {
  color: var(--blue-primary);
}

.footer-right {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.84rem;
  color: var(--text-muted);
}

.footer-divider {
  color: var(--border-light);
}

/* ==========================================================================
   Responsive Breakpoints - Polished Mobile & Tablet Support
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid, .kostiq-grid, .roi-container-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .demos-grid {
    grid-template-columns: 1fr;
  }
  .roi-card-left {
    border-right: none;
    border-bottom: 1px solid var(--border-light);
    padding-right: 0;
    padding-bottom: 30px;
  }
  .roi-metric-cards-grid {
    grid-template-columns: 1fr;
  }
  .hero-main-title {
    font-size: 2.8rem;
  }
}

@media (max-width: 768px) {
  /* Header */
  .site-header {
    padding: 14px 0;
  }
  .header-nav-links {
    display: none;
  }
  .btn-talk {
    padding: 8px 14px;
    font-size: 0.82rem;
  }

  /* Hero Section */
  .hero-section {
    padding: 44px 0 60px 0;
  }
  .hero-main-title {
    font-size: 2.25rem;
    line-height: 1.15;
  }
  .hero-body-text {
    font-size: 1.02rem;
    margin-bottom: 26px;
  }
  .hero-btn-row {
    flex-direction: column;
    width: 100%;
    gap: 12px;
    margin-bottom: 34px;
  }
  .hero-btn-row .btn-primary-blue,
  .hero-btn-row .btn-outline-white {
    width: 100%;
    justify-content: center;
    text-align: center;
    box-sizing: border-box;
    padding: 13px 20px;
  }
  .hero-capabilities-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
    padding-top: 20px;
  }
  .topbar-address {
    font-size: 0.68rem;
    padding: 3px 10px;
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* Demos Section */
  .demos-section {
    padding: 64px 0;
  }
  .demos-header-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 32px;
  }
  .demos-header-lead {
    max-width: 100%;
    font-size: 0.98rem;
  }
  .section-headline {
    font-size: 2rem;
    line-height: 1.2;
  }
  .demo-thumb-box {
    height: 220px;
  }

  /* ROI Calculator */
  .roi-section {
    padding: 64px 0;
  }
  .roi-container-grid {
    padding: 24px 18px;
    gap: 28px;
    border-radius: var(--radius-lg);
  }
  .roi-card-left {
    padding-right: 0;
    padding-bottom: 24px;
    gap: 22px;
  }
  .roi-slider-label-line {
    gap: 8px;
  }
  .roi-label-text {
    font-size: 0.88rem;
  }
  .roi-val-box {
    font-size: 0.84rem;
    padding: 3px 8px;
    white-space: nowrap;
  }
  .scenario-selector-row {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-bottom: 20px;
  }
  .scenario-tabs {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2px;
    box-sizing: border-box;
  }
  .scenario-btn {
    padding: 8px 4px;
    font-size: 0.74rem;
    text-align: center;
  }
  .roi-metric-cards-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .metric-card {
    padding: 20px 16px;
  }
  .metric-big-num {
    font-size: 2rem;
  }

  /* KOSTIQ Section */
  .kostiq-section {
    padding: 64px 0;
  }
  .kostiq-main-title {
    font-size: 2.1rem;
    line-height: 1.15;
  }
  .kostiq-body-lead {
    font-size: 0.98rem;
  }
  .kostiq-feature-item {
    font-size: 0.88rem;
  }
  .kostiq-btn-wrap .btn-primary-blue {
    width: 100%;
    justify-content: center;
    text-align: center;
    box-sizing: border-box;
  }
  .kostiq-topbar .topbar-address {
    display: none;
  }

  /* Services / Editorial List */
  .services-section {
    padding: 64px 0;
  }
  .editorial-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 22px 0;
  }
  .editorial-arrow {
    display: none;
  }
  .editorial-num {
    font-size: 1.8rem;
    min-width: auto;
  }
  .editorial-title {
    font-size: 1.2rem;
  }
  .editorial-text {
    font-size: 0.92rem;
  }

  /* Contact Section */
  .contact-section {
    padding: 64px 0;
  }
  .contact-box-inner {
    padding: 36px 18px;
    border-radius: var(--radius-lg);
  }
  .contact-headline {
    font-size: 1.85rem;
    line-height: 1.2;
  }
  .contact-lead {
    font-size: 0.96rem;
    margin-bottom: 26px;
  }
  .contact-direct-card {
    padding: 26px 16px;
    width: 100%;
    box-sizing: border-box;
  }
  .contact-big-email {
    font-size: 1.25rem;
    word-break: break-all;
  }
  .contact-perks-row {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
    width: 100%;
  }

  /* Footer */
  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 14px;
  }
}