/* ==========================================================================
   ByteCraft Systems - Production Stylesheet
   Domain: bytecraftsystems.in
   Description: Modern, accessible, high-converting portfolio stylesheet.
   ========================================================================== */

:root {
  --bg-base: #060911;
  --bg-primary: #0a0f1d;
  --bg-surface: #0f172a;
  --bg-surface-elevated: #162036;
  --bg-card: rgba(15, 23, 42, 0.72);
  --bg-card-hover: rgba(22, 32, 54, 0.85);
  
  --accent-cyan: #06b6d4;
  --accent-cyan-bright: #38bdf8;
  --accent-blue: #3b82f6;
  --accent-indigo: #6366f1;
  --accent-emerald: #10b981;
  --accent-emerald-dark: #059669;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-inverse: #0f172a;
  
  --border-subtle: rgba(51, 65, 85, 0.55);
  --border-card: rgba(148, 163, 184, 0.12);
  --border-glow: rgba(56, 189, 248, 0.35);
  --border-focus: #38bdf8;
  
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(56, 189, 248, 0.18);
  --shadow-emerald: 0 0 25px rgba(16, 185, 129, 0.22);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 26px;
  --radius-full: 9999px;
  
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Inter", "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  
  --container-max: 1240px;
  --header-height: 76px;
  --transition-fast: 0.18s ease;
  --transition-normal: 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 20px);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--text-primary);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(6, 182, 212, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 85% 65%, rgba(99, 102, 241, 0.08) 0%, transparent 45%),
    radial-gradient(circle at 50% 90%, rgba(16, 185, 129, 0.06) 0%, transparent 50%);
  background-attachment: fixed;
}

img, svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

/* Typography Helpers */
.gradient-text {
  background: linear-gradient(135deg, var(--accent-cyan-bright) 0%, var(--accent-blue) 50%, var(--accent-indigo) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.emerald-text {
  color: var(--accent-emerald);
}

.cyan-text {
  color: var(--accent-cyan-bright);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 60px auto;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent-cyan-bright);
  border: 1px solid rgba(56, 189, 248, 0.25);
  margin-bottom: 16px;
}

.badge-emerald {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
  border-color: rgba(16, 185, 129, 0.3);
}

.badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: currentColor;
  box-shadow: 0 0 8px currentColor;
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.section-title {
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
  color: #ffffff;
}

.section-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.2rem);
  color: var(--text-secondary);
  line-height: 1.6;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  font-size: 0.98rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #2563eb 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1 0%, #1d4ed8 100%);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
  transform: translateY(-1.5px);
}

.btn-whatsapp {
  background: linear-gradient(135deg, #059669 0%, #10b981 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.35);
}

.btn-whatsapp:hover {
  background: linear-gradient(135deg, #047857 0%, #059669 100%);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5);
  transform: translateY(-1.5px);
}

.btn-outline {
  background: rgba(15, 23, 42, 0.6);
  border-color: var(--border-subtle);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
}

.btn-outline:hover {
  background: rgba(30, 41, 59, 0.8);
  border-color: var(--accent-cyan-bright);
  color: var(--accent-cyan-bright);
  transform: translateY(-1.5px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.86rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.08rem;
  border-radius: var(--radius-lg);
}

/* Header & Navigation */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background: rgba(6, 9, 17, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-card);
  transition: background var(--transition-fast);
}

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

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo img {
  height: 42px;
  width: auto;
}

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

.nav-link {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: #ffffff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan-bright);
  transition: width var(--transition-fast);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  padding: 8px;
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  padding-top: calc(var(--header-height) + 60px);
  padding-bottom: 90px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-title {
  font-size: clamp(2.6rem, 5vw, 4.1rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.035em;
  margin-bottom: 22px;
  color: #ffffff;
}

.hero-desc {
  font-size: clamp(1.08rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 34px;
  max-width: 620px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding-top: 28px;
  border-top: 1px solid var(--border-card);
}

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

.stat-val {
  font-size: 1.6rem;
  font-weight: 800;
  color: #ffffff;
  font-family: var(--font-mono);
  display: flex;
  align-items: baseline;
  gap: 4px;
}

.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

/* Interactive Hero POS Terminal */
.pos-terminal-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  position: relative;
}

.terminal-header {
  background: #090e1a;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.terminal-dots {
  display: flex;
  gap: 7px;
}

.terminal-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.terminal-dots span:nth-child(1) { background-color: #ef4444; }
.terminal-dots span:nth-child(2) { background-color: #f59e0b; }
.terminal-dots span:nth-child(3) { background-color: #10b981; }

.terminal-title {
  font-size: 0.82rem;
  font-family: var(--font-mono);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.live-pulse {
  display: inline-block;
  width: 6px;
  height: 6px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  animation: pulseDot 1.5s infinite;
}

.terminal-body {
  padding: 20px;
  background: #0b1120;
}

.terminal-scanner-bar {
  background: #111a2e;
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}

.scanner-laser {
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(239, 68, 68, 0.25), transparent);
  animation: laserScan 2.5s infinite ease-in-out;
}

@keyframes laserScan {
  0% { left: -100%; }
  50% { left: 100%; }
  100% { left: 100%; }
}

.terminal-cart {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
  max-height: 190px;
  overflow-y: auto;
}

.cart-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: #15203b;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  border-left: 3px solid var(--accent-cyan-bright);
}

.cart-item-info {
  display: flex;
  flex-direction: column;
}

.cart-item-title {
  font-weight: 600;
  color: #ffffff;
}

.cart-item-code {
  font-size: 0.74rem;
  font-family: var(--font-mono);
  color: var(--text-muted);
}

.cart-item-price {
  font-weight: 700;
  font-family: var(--font-mono);
  color: var(--accent-cyan-bright);
}

.terminal-totals {
  background: #090e1a;
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 16px;
}

.totals-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.totals-row.grand-total {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 8px;
  margin-top: 8px;
  margin-bottom: 0;
}

.terminal-actions {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 10px;
}

.whatsapp-sent-toast {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-md);
  padding: 10px 14px;
  margin-top: 14px;
  font-size: 0.82rem;
  color: #34d399;
}

/* Section 2: Core Vertical Cards */
.verticals-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan-bright), transparent);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card:hover::before {
  opacity: 1;
}

.card-icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-md);
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}

.card-icon-wrap.emerald {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.25);
}

.card-icon-wrap.rose {
  background: rgba(244, 63, 94, 0.1);
  border-color: rgba(244, 63, 94, 0.25);
}

.card-icon-wrap.purple {
  background: rgba(168, 85, 247, 0.1);
  border-color: rgba(168, 85, 247, 0.25);
}

.card-icon-wrap img, .card-icon-wrap svg {
  width: 32px;
  height: 32px;
}

.card-title {
  font-size: 1.38rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: #ffffff;
}

.card-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 22px;
  flex-grow: 1;
}

.card-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.card-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: #cbd5e1;
}

.card-feature-item svg {
  width: 17px;
  height: 17px;
  color: var(--accent-cyan-bright);
  flex-shrink: 0;
  margin-top: 3px;
}

/* Feature Deep Dives: Split Sections */
.deepdive-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 90px;
}

.deepdive-row.reversed {
  direction: rtl;
}

.deepdive-row.reversed > * {
  direction: ltr;
}

.feature-box-visual {
  background: linear-gradient(145deg, #0d1527, #090e1a);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 30px;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.whatsapp-mockup {
  background: #0c1317;
  border-radius: var(--radius-lg);
  border: 1px solid #1f2c34;
  overflow: hidden;
  box-shadow: var(--shadow-emerald);
}

.wa-header {
  background: #202c33;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid #2a3942;
}

.wa-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #00a884;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: #ffffff;
  font-size: 0.9rem;
}

.wa-contact-info h4 {
  font-size: 0.9rem;
  color: #e9edef;
  display: flex;
  align-items: center;
  gap: 6px;
}

.wa-verified {
  width: 14px;
  height: 14px;
  fill: #00a884;
}

.wa-status {
  font-size: 0.72rem;
  color: #8696a0;
}

.wa-chat-body {
  padding: 16px;
  background-color: #0b141a;
  background-image: radial-gradient(#1f2c34 1px, transparent 1px);
  background-size: 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.wa-bubble {
  background: #005c4b;
  color: #e9edef;
  border-radius: 8px 8px 2px 8px;
  padding: 12px 14px;
  max-width: 90%;
  align-self: flex-end;
  font-size: 0.85rem;
  line-height: 1.45;
  box-shadow: 0 1px 2px rgba(0,0,0,0.3);
}

.wa-bubble-header {
  font-weight: 700;
  color: #25d366;
  margin-bottom: 4px;
}

.wa-bill-summary {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 6px;
  padding: 8px 10px;
  margin: 6px 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

.wa-time {
  font-size: 0.68rem;
  color: #8696a0;
  text-align: right;
  margin-top: 4px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
}

/* Interactive Simulator Section */
.simulator-container {
  background: var(--bg-surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.simulator-toolbar {
  background: #080c18;
  padding: 16px 24px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  border-bottom: 1px solid var(--border-card);
}

.simulator-modes {
  display: flex;
  gap: 8px;
}

.sim-mode-btn {
  background: #151e33;
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.86rem;
  font-weight: 600;
  transition: all var(--transition-fast);
}

.sim-mode-btn.active {
  background: var(--accent-cyan-bright);
  color: #080c18;
  border-color: var(--accent-cyan-bright);
}

.sim-scanner-bar {
  background: #0d1527;
  border-bottom: 1px dashed var(--border-subtle);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  overflow: hidden;
}

.cart-qty-ctrl {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  background: #090e1a;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 2px 4px;
}

.qty-btn {
  background: none;
  border: none;
  color: var(--text-secondary);
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  border-radius: 3px;
  transition: all var(--transition-fast);
}

.qty-btn:hover {
  background: rgba(56, 189, 248, 0.2);
  color: var(--accent-cyan-bright);
}

.qty-val {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 700;
  color: #ffffff;
  min-width: 16px;
  text-align: center;
}

.roi-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--border-card);
}

.simulator-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  padding: 24px;
  gap: 24px;
  background: #090e1c;
}

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.catalog-card {
  background: #111a2e;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 14px;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.catalog-card:hover {
  background: #17233e;
  border-color: var(--accent-cyan-bright);
  transform: translateY(-2px);
}

.catalog-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.catalog-card-sku {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.catalog-card-name {
  font-size: 0.92rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 6px;
}

.catalog-card-price {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--accent-cyan-bright);
}

/* Custom Development 4-Stage Delivery Blueprint */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 40px;
  position: relative;
}

.process-step {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  padding: 28px 20px;
  position: relative;
}

.step-number {
  font-size: 2.2rem;
  font-weight: 900;
  font-family: var(--font-mono);
  color: rgba(56, 189, 248, 0.25);
  margin-bottom: 12px;
}

.step-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
}

.step-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Hardware Ecosystem Grid */
.hardware-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.hardware-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  transition: all var(--transition-normal);
}

.hardware-card:hover {
  border-color: var(--accent-cyan-bright);
  background: var(--bg-card-hover);
  transform: translateY(-3px);
}

.hardware-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px auto;
}

.hardware-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 6px;
}

.hardware-desc {
  font-size: 0.84rem;
  color: var(--text-secondary);
}

/* Comparison Table */
.comparison-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-card);
  background: var(--bg-surface);
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  min-width: 650px;
}

.comparison-table th, .comparison-table td {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-card);
  font-size: 0.92rem;
}

.comparison-table th {
  background: #090e1c;
  color: var(--text-secondary);
  font-weight: 600;
}

.comparison-table th.highlight-col, .comparison-table td.highlight-col {
  background: rgba(6, 182, 212, 0.08);
  border-left: 1px solid var(--border-glow);
  border-right: 1px solid var(--border-glow);
}

.comparison-table td.highlight-col {
  font-weight: 600;
  color: #ffffff;
}

/* Pricing Grid */
.pricing-toggle-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-bottom: 48px;
}

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

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card.featured {
  background: linear-gradient(180deg, rgba(14, 30, 56, 0.95), rgba(10, 16, 32, 0.95));
  border-color: var(--accent-cyan-bright);
  box-shadow: var(--shadow-glow);
  transform: scale(1.03);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--accent-cyan), var(--accent-indigo));
  color: #ffffff;
  padding: 4px 16px;
  border-radius: var(--radius-full);
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.plan-name {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 8px;
}

.plan-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 20px;
}

.plan-price-wrap {
  margin-bottom: 24px;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.plan-price {
  font-size: 2.8rem;
  font-weight: 900;
  color: #ffffff;
  font-family: var(--font-mono);
}

.plan-period {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.plan-feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: #cbd5e1;
}

.plan-feature-item svg {
  width: 16px;
  height: 16px;
  color: var(--accent-emerald);
  flex-shrink: 0;
}

/* FAQ Accordion */
.faq-grid {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.active {
  border-color: var(--border-glow);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 600;
  color: #ffffff;
  cursor: pointer;
}

.faq-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-fast);
  color: var(--accent-cyan-bright);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  padding: 0 24px 22px 24px;
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.6;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

/* Lead Gen / Contact Form Section */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 50px;
  align-items: start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
}

.contact-channel {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-channel-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: rgba(56, 189, 248, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--accent-cyan-bright);
}

.contact-channel-info h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 2px;
}

.contact-channel-info p, .contact-channel-info a {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.contact-channel-info a:hover {
  color: var(--accent-cyan-bright);
}

.contact-form {
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 36px 32px;
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 0.86rem;
  font-weight: 600;
  color: #cbd5e1;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: #090e1c;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: #ffffff;
  font-size: 0.94rem;
  transition: all var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

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

.form-submit-row {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 10px;
}

.form-success-notice {
  display: none;
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.35);
  color: #34d399;
  font-size: 0.92rem;
  margin-top: 16px;
}

/* Footer */
.site-footer {
  background: #04070d;
  border-top: 1px solid var(--border-card);
  padding: 80px 0 30px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 16px;
  max-width: 320px;
}

.footer-heading {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 18px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  font-size: 0.88rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-cyan-bright);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.84rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--text-secondary);
}

.footer-bottom a:hover {
  color: #ffffff;
}

/* Modal for WhatsApp Receipt Preview */
.receipt-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.receipt-modal-backdrop.open {
  display: flex;
}

.receipt-modal {
  background: #0d1527;
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  max-width: 440px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: modalPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
  0% { transform: scale(0.92); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

.receipt-modal-header {
  background: #090e1c;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-card);
}

.receipt-modal-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.receipt-modal-body {
  padding: 24px;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .verticals-grid, .pricing-grid, .hardware-grid {
    grid-template-columns: 1fr 1fr;
  }
  .process-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 70px 0;
  }
  .nav-links {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: #070b14;
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--border-subtle);
  }
  .nav-links.mobile-open {
    display: flex;
  }
  .mobile-menu-btn {
    display: block;
  }
  .hero-stats-row {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
  .deepdive-row, .deepdive-row.reversed {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .verticals-grid, .pricing-grid, .hardware-grid {
    grid-template-columns: 1fr;
  }
  .simulator-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
  .roi-metrics-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .nav-btn-demo {
    display: none;
  }
  .catalog-grid {
    grid-template-columns: 1fr;
  }
  .sim-scanner-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
    padding: 10px 16px;
  }
}

@media (max-width: 480px) {
  .brand-logo img {
    height: 32px;
    width: auto;
  }
  .nav-btn-whatsapp span {
    display: none;
  }
  .nav-btn-whatsapp {
    padding: 8px;
    border-radius: 50%;
  }
  .header-container {
    padding-left: 14px;
    padding-right: 14px;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .pricing-toggle-wrap {
    flex-wrap: wrap;
    text-align: center;
  }
}

/* ========================================================================== 
   Reference-led visual refresh
   Warm editorial surfaces, softer product UI, and responsive-first spacing.
   ========================================================================== */
:root {
  --bg-base: #fffaf7;
  --bg-primary: #fffaf7;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #fff4ee;
  --bg-card: rgba(255, 255, 255, 0.92);
  --bg-card-hover: #ffffff;
  --accent-cyan: #ef6840;
  --accent-cyan-bright: #ef6840;
  --accent-blue: #ee815b;
  --accent-indigo: #c86a55;
  --accent-emerald: #16a27d;
  --accent-emerald-dark: #087a5b;
  --accent-amber: #e99850;
  --accent-rose: #e07171;
  --text-primary: #1b1b1d;
  --text-secondary: #706762;
  --text-muted: #9f928c;
  --text-inverse: #ffffff;
  --border-subtle: #e9e0db;
  --border-card: rgba(213, 197, 188, 0.55);
  --border-glow: rgba(239, 104, 64, 0.38);
  --border-focus: #ef6840;
  --shadow-sm: 0 3px 10px rgba(71, 42, 28, 0.06);
  --shadow-md: 0 14px 36px rgba(71, 42, 28, 0.09);
  --shadow-lg: 0 28px 70px rgba(71, 42, 28, 0.13);
  --shadow-glow: 0 18px 48px rgba(239, 104, 64, 0.12);
  --shadow-emerald: 0 18px 48px rgba(22, 162, 125, 0.16);
  --radius-sm: 9px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 30px;
  --font-sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --container-max: 1240px;
  --header-height: 76px;
}

html { background: var(--bg-base); }

body {
  background-color: var(--bg-base);
  color: var(--text-primary);
  background-image:
    radial-gradient(circle at 7% 6%, rgba(255, 192, 157, 0.23), transparent 28rem),
    radial-gradient(circle at 94% 27%, rgba(255, 224, 203, 0.36), transparent 30rem),
    linear-gradient(180deg, #fffaf7 0%, #fffdfb 47%, #fff8f2 100%);
  background-attachment: fixed;
}

::selection { background: #ffc9b6; color: #331c14; }

.container { padding-left: 32px; padding-right: 32px; }

.site-header {
  height: 72px;
  background: rgba(255, 250, 247, 0.86);
  border-bottom: 1px solid rgba(222, 207, 198, 0.7);
  box-shadow: 0 3px 22px rgba(91, 58, 43, 0.04);
}

.header-container { gap: 24px; }
.brand-logo img { height: 36px; width: auto; }
.nav-links { gap: 22px; }
.nav-link { color: #756c67; font-size: 0.84rem; font-weight: 600; }
.nav-link:hover, .nav-link.active { color: #1b1b1d; }
.nav-link::after { background: var(--accent-cyan-bright); bottom: -9px; height: 2px; }
.nav-actions { gap: 10px; }

.btn {
  min-height: 44px;
  border-radius: 999px;
  padding: 12px 21px;
  font-weight: 700;
  letter-spacing: -0.01em;
  box-shadow: none;
}
.btn-sm { min-height: 38px; padding: 9px 16px; font-size: 0.82rem; }
.btn-lg { min-height: 50px; padding: 14px 25px; }
.btn-primary {
  background: #1b1b1d;
  color: #fff;
  box-shadow: 0 10px 22px rgba(27, 27, 29, 0.15);
}
.btn-primary:hover { background: #ef6840; box-shadow: 0 12px 24px rgba(239, 104, 64, 0.22); }
.btn-outline {
  background: rgba(255, 255, 255, 0.7);
  border-color: #dfd2cb;
  color: #2b2725;
}
.btn-outline:hover { background: #fff; border-color: #ef6840; color: #ef6840; }
.btn-whatsapp { background: #19a77c; box-shadow: 0 8px 20px rgba(25, 167, 124, 0.18); }
.btn-whatsapp:hover { background: #108a65; box-shadow: 0 10px 24px rgba(25, 167, 124, 0.24); }

.badge {
  background: #fff0e9;
  border-color: #f8c8b5;
  color: #d85f3d;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.075em;
  padding: 7px 12px;
}
.badge-emerald { background: #e9f8f2; border-color: #b5e5d4; color: #168565; }
.badge-dot { box-shadow: 0 0 8px currentColor; }

.section { padding: 112px 0; }
section.section[id] { background: transparent !important; }
.section-header { max-width: 720px; margin-bottom: 54px; }
.section-title {
  color: #1b1b1d;
  font-size: clamp(2rem, 4.2vw, 3.35rem);
  font-weight: 850;
  letter-spacing: -0.055em;
  line-height: 1.08;
}
.section-subtitle { color: #766d68; font-size: 1.02rem; }
.gradient-text {
  background: linear-gradient(105deg, #ef6840 0%, #d85e74 100%);
  -webkit-background-clip: text;
  background-clip: text;
}
.emerald-text { color: #168565; }
.cyan-text { color: #e76b47; }

.hero-section {
  padding-top: 152px;
  padding-bottom: 112px;
  position: relative;
}
.hero-section::before {
  content: "";
  position: absolute;
  width: min(60vw, 780px);
  height: 360px;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  background: repeating-radial-gradient(ellipse at center, rgba(239, 104, 64, 0.07) 0 1px, transparent 1px 36px);
  opacity: 0.7;
  pointer-events: none;
  mask-image: linear-gradient(to bottom, #000, transparent 85%);
}
.hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; }
.hero-content { z-index: 1; }
.hero-title {
  color: #1b1b1d;
  font-size: clamp(3rem, 5.5vw, 5.25rem);
  line-height: 0.99;
  letter-spacing: -0.075em;
  max-width: 650px;
}
.hero-desc { color: #756a64; font-size: clamp(1rem, 1.5vw, 1.14rem); max-width: 560px; }
.hero-actions { gap: 11px; margin-bottom: 34px; }
.hero-stats-row { gap: 18px; padding-top: 23px; border-color: #e8ded8; }
.stat-val { color: #1b1b1d; font-family: var(--font-sans); font-size: 1.25rem; letter-spacing: -0.04em; }
.stat-label { color: #9a8e88; font-size: 0.68rem; letter-spacing: 0.07em; }

.pos-terminal-wrapper {
  background: #fff;
  border: 1px solid #e7dad3;
  border-radius: 26px;
  box-shadow: 0 30px 80px rgba(98, 52, 31, 0.15), 0 0 0 10px rgba(255,255,255,0.65);
  transform: rotate(1.2deg);
}
.terminal-header { background: #fbf5f1; border-bottom-color: #eee2dc; padding: 13px 18px; }
.terminal-title { color: #83766f; font-family: var(--font-sans); font-weight: 700; }
.terminal-body { background: #fffaf7; padding: 18px; }
.terminal-scanner-bar { background: #fff; border-color: #e7dad3; padding: 12px 14px; }
.cart-item { background: #fff; border: 1px solid #f0e6e0; border-left: 3px solid #f08a63; box-shadow: 0 4px 14px rgba(83, 49, 31, 0.04); }
.cart-item-title { color: #2b2725; }
.cart-item-code { color: #9a8d86; }
.cart-item-price { color: #e56943; }
.terminal-totals { background: #fff; border: 1px solid #eee1da; }
.totals-row { color: #82756e; }
.totals-row.grand-total { color: #2b2725; border-top-color: #eee1da; }
.whatsapp-sent-toast { background: #eaf8f2; border-color: #bfe7d8; color: #168565; }

.verticals-grid { gap: 20px; }
.card {
  background: rgba(255, 255, 255, 0.8);
  border-color: #eadfd9;
  border-radius: 22px;
  padding: 30px 27px;
  box-shadow: 0 8px 28px rgba(89, 54, 35, 0.04);
}
.card:hover { background: #fff; border-color: #f0b39e; box-shadow: 0 18px 40px rgba(89, 54, 35, 0.09); }
.card::before { background: linear-gradient(90deg, transparent, #ef6840, transparent); }
.card-icon-wrap { background: #fff1e9; border-color: #f4c6b1; }
.card-icon-wrap.emerald { background: #eaf8f2; border-color: #bfe7d8; }
.card-icon-wrap.rose { background: #fff0f0; border-color: #f3c1c1; }
.card-icon-wrap.purple { background: #f4efff; border-color: #d8c8fa; }
.card-title { color: #242122; font-size: 1.25rem; letter-spacing: -0.03em; }
.card-text { color: #756a64; }
.card-feature-item { color: #5f5651; }
.card-feature-item svg { color: #ef6840; }

.deepdive-row { gap: 78px; margin-bottom: 120px; }
.feature-box-visual {
  background: linear-gradient(145deg, #fff4ed, #fffdfb);
  border-color: #edddd5;
  box-shadow: 0 25px 60px rgba(91, 52, 33, 0.1);
}

#interactive-simulator { background: #1c1a1d !important; color: #fff; }
#interactive-simulator .section-title { color: #fff; }
#interactive-simulator .section-subtitle { color: #beb7b4; }
#interactive-simulator .simulator-container { background: #242125; border-color: rgba(240, 138, 99, 0.4); box-shadow: 0 28px 75px rgba(0,0,0,0.25); }
#interactive-simulator .simulator-toolbar { background: #211f22; border-color: rgba(255,255,255,0.08); }
#interactive-simulator .sim-mode-btn { background: #332f33; border-color: rgba(255,255,255,0.1); color: #cec7c4; }
#interactive-simulator .sim-mode-btn.active { background: #ef6840; border-color: #ef6840; color: #fff; }
#interactive-simulator .sim-scanner-bar { background: #2a272b; border-color: rgba(255,255,255,0.1); }
#interactive-simulator .simulator-grid { background: #201e21; }
#interactive-simulator .catalog-card { background: #2c292d; border-color: rgba(255,255,255,0.08); }
#interactive-simulator .catalog-card:hover { background: #393338; border-color: #ef6840; }
#interactive-simulator .catalog-card-name { color: #fff; }
#interactive-simulator .catalog-card-price { color: #ff9876; }
#interactive-simulator .terminal-cart .cart-item { background: #332f33; border-color: rgba(255,255,255,0.08); border-left-color: #ef6840; }
#interactive-simulator .cart-item-title { color: #fff; }
#interactive-simulator .cart-item-code { color: #aaa19e; }
#interactive-simulator .cart-item-price { color: #ff9876; }
#interactive-simulator .terminal-totals { background: #211f22; border-color: rgba(255,255,255,0.08); }
#interactive-simulator .totals-row { color: #bdb5b2; }
#interactive-simulator .totals-row.grand-total { color: #fff; border-color: rgba(255,255,255,0.1); }

.roi-metrics-grid { border-color: #eadfd9; }
.roi-metrics-grid > div { background: #fff; border: 1px solid #eadfd9; border-radius: 16px; padding: 20px; box-shadow: var(--shadow-sm); }
.process-grid { gap: 16px; }
.process-step, .hardware-card, .pricing-card, .faq-item, .contact-info-card, .contact-form {
  background: rgba(255,255,255,0.82);
  border-color: #eadfd9;
  box-shadow: 0 8px 26px rgba(89,54,35,0.04);
}
.step-number { color: #efa17f; }
.step-title, .hardware-title, .plan-name, .faq-question, .contact-channel-info h4 { color: #242122; }
.step-desc, .hardware-desc, .plan-desc, .faq-answer, .contact-channel-info p, .contact-channel-info a { color: #756a64; }
.hardware-card:hover { background: #fff; border-color: #efb39c; box-shadow: var(--shadow-md); }

.comparison-table-wrapper { background: #fff; border-color: #eadfd9; }
.comparison-table th, .comparison-table td { border-color: #eee4de; color: #665c57; }
.comparison-table th { background: #fff5ef; color: #655951; }
.comparison-table th.highlight-col, .comparison-table td.highlight-col { background: #fff0e8; border-color: #f4c4ad; }
.comparison-table td.highlight-col { color: #2b2725; }

.pricing-toggle-wrap { margin-bottom: 52px; }
.pricing-card { border-radius: 24px; padding: 34px 28px; }
.pricing-card.featured { background: #fff4ed; border-color: #f0a27f; box-shadow: 0 18px 44px rgba(239,104,64,0.14); transform: scale(1.035); }
.pricing-badge { background: #ef6840; color: #fff; }
.plan-price { color: #242122; font-family: var(--font-sans); letter-spacing: -0.06em; }
.plan-feature-item { color: #685e59; }
.plan-feature-item svg { color: #ef6840; }

.form-label { color: #625953; }
.form-control { background: #fffdfb; border-color: #e3d7d0; color: #242122; }
.form-control::placeholder { color: #b1a39b; }
.form-control:focus { border-color: #ef6840; box-shadow: 0 0 0 3px rgba(239,104,64,0.14); }
.form-success-notice { background: #eaf8f2; border-color: #bfe7d8; color: #168565; }

#demo { background: #fff2e9 !important; }
.site-footer { background: #1b1a1c; border-top: 0; padding-top: 76px; }
.footer-heading { color: #fff; }
.footer-brand p, .footer-link { color: #aaa19e; }
.footer-link:hover { color: #ff9a78; }
.footer-bottom { border-color: rgba(255,255,255,0.1); color: #817a77; }
.footer-bottom a { color: #c8c1be; }

.receipt-modal-backdrop { background: rgba(36, 27, 22, 0.46); }
.receipt-modal { background: #fffaf7; border-color: #f0b39e; }
.receipt-modal-header { background: #fff3ec; border-color: #eadfd9; }
.receipt-modal-close { color: #756a64; }

.mobile-menu-btn { border-color: #e1d5ce; color: #3b3430; background: rgba(255,255,255,0.8); }

@media (max-width: 1120px) {
  .nav-links { gap: 14px; }
  .nav-links li:nth-child(n+5) { display: none; }
  .hero-grid { gap: 48px; }
}

@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-content { text-align: center; }
  .hero-title, .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats-row { max-width: 760px; margin: 0 auto; text-align: left; }
  .pos-terminal-wrapper { max-width: 820px; width: 100%; margin: 0 auto; }
}

@media (max-width: 768px) {
  .container { padding-left: 20px; padding-right: 20px; }
  .section { padding: 82px 0; }
  .site-header { height: 68px; }
  .brand-logo img { height: 32px; }
  .nav-links {
    top: 68px;
    left: 12px;
    right: 12px;
    padding: 14px;
    gap: 0;
    background: rgba(255,250,247,0.98);
    border: 1px solid #eadfd9;
    border-radius: 16px;
    box-shadow: 0 18px 40px rgba(65, 39, 25, 0.12);
  }
  .nav-links li, .nav-links li:nth-child(n+5) { display: block; width: 100%; }
  .nav-link { display: block; padding: 13px 12px; font-size: 0.95rem; }
  .nav-link::after { display: none; }
  .nav-btn-demo { display: inline-flex; }
  .hero-section { padding-top: 120px; padding-bottom: 84px; }
  .hero-title { font-size: clamp(2.9rem, 11vw, 4.5rem); }
  .hero-desc { font-size: 1rem; }
  .hero-actions .btn { flex: 1 1 190px; }
  .hero-stats-row { gap: 16px 12px; }
  .stat-val { font-size: 1.1rem; }
  .deepdive-row, .deepdive-row.reversed { gap: 34px; margin-bottom: 84px; }
  .feature-box-visual { padding: 20px; }
  .simulator-toolbar { padding: 14px; }
  .simulator-modes { width: 100%; overflow-x: auto; padding-bottom: 2px; }
  .sim-mode-btn { flex: 0 0 auto; }
  .simulator-toolbar > div:last-child { width: 100%; display: flex; }
  .simulator-toolbar > div:last-child .btn { flex: 1; }
  .simulator-grid { padding: 14px; gap: 18px; }
  .catalog-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .pricing-card.featured { transform: none; }
  .footer-grid { gap: 28px; }
}

@media (max-width: 560px) {
  .header-container { padding-left: 16px; padding-right: 16px; }
  .nav-btn-whatsapp span { display: none; }
  .nav-btn-whatsapp { min-width: 38px; padding: 8px; }
  .hero-title { font-size: clamp(2.65rem, 14vw, 4rem); }
  .hero-actions .btn { width: 100%; flex-basis: 100%; }
  .hero-stats-row { grid-template-columns: 1fr 1fr; }
  .pos-terminal-wrapper { transform: none; border-radius: 20px; }
  .terminal-body { padding: 12px; }
  .terminal-scanner-bar { font-size: 0.78rem; }
  .terminal-actions { grid-template-columns: 1fr; }
  .section-header { margin-bottom: 38px; }
  .section-title { font-size: clamp(2rem, 10vw, 2.7rem); }
  .card, .pricing-card, .contact-info-card, .contact-form { padding: 24px 20px; }
  .catalog-grid { grid-template-columns: 1fr; }
  .simulator-grid { padding: 10px; }
  .comparison-table th, .comparison-table td { padding: 13px 14px; }
  .footer-bottom { align-items: flex-start; text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: 0.01ms !important; }
}