/* ==========================================================================
   PrintBai — Professional Blue and Orange Printing Service Design System
   Human-designed, trustworthy, modern, clean, and balanced.

   Palette:
   - Primary blue: #2563EB
   - Deep blue: #1E3A8A
   - Accent orange: #F97316
   - Light orange: #FFF7ED
   - White: #FFFFFF
   - Main background: #F8FAFC
   - Primary text: #111827
   - Secondary text: #64748B
   - Borders: #E2E8F0
   - Success: #16A34A
   - Error: #DC2626
   ========================================================================== */

:root {
  /* Core Brand Colors */
  --color-primary: #2563EB;          /* Primary Blue */
  --color-primary-hover: #1D4ED8;
  --color-primary-subtle: #EFF6FF;
  --color-deep-blue: #1E3A8A;        /* Deep Blue for high contrast */

  /* Orange Accents */
  --color-accent-orange: #F97316;    /* Accent Orange */
  --color-orange-hover: #EA580C;
  --color-orange-subtle: #FFF7ED;    /* Light Orange */
  --color-orange-border: #FED7AA;

  /* Surfaces & Backgrounds */
  --color-white: #FFFFFF;
  --color-bg-main: #F8FAFC;          /* Clean slate-tinted neutral background */
  --color-bg-surface: #FFFFFF;
  --color-bg-muted: #F1F5F9;

  /* Typography */
  --color-text-primary: #111827;     /* High contrast primary text */
  --color-text-secondary: #64748B;   /* Muted secondary text */
  --color-text-muted: #94A3B8;

  /* Structural */
  --color-border: #E2E8F0;
  --color-border-hover: #CBD5E1;

  /* Status */
  --color-success: #16A34A;
  --color-success-bg: #F0FDF4;
  --color-success-border: #BBF7D0;
  --color-error: #DC2626;
  --color-error-bg: #FEF2F2;
  --color-error-border: #FECACA;

  /* Typography & Layout */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  /* Geometry & Shadows */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-xs: 0 1px 2px 0 rgba(17, 24, 39, 0.04);
  --shadow-sm: 0 1px 3px 0 rgba(17, 24, 39, 0.05), 0 1px 2px -1px rgba(17, 24, 39, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(17, 24, 39, 0.05), 0 2px 4px -2px rgba(17, 24, 39, 0.05);

  --transition: all 0.15s ease-in-out;
  --container-max: 1240px;
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg-main);
  color: var(--color-text-primary);
  line-height: 1.5;
  letter-spacing: -0.011em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-primary);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.025em;
}

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 4.75rem 0;
  border-bottom: 1px solid var(--color-border);
}

.section-alt {
  background-color: var(--color-white);
}

/* Clear, balanced section headers */
.section-header {
  max-width: 660px;
  margin-bottom: 2.75rem;
}

.section-header.centered {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-primary);
  background-color: var(--color-primary-subtle);
  border: 1px solid #BFDBFE;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-deep-blue);
}

.section-description {
  margin-top: 0.65rem;
  color: var(--color-text-secondary);
  font-size: 0.975rem;
  line-height: 1.6;
}

/* ==========================================================================
   Navigation Bar (Sticky with Blue Brand & Orange Accent)
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--color-deep-blue);
}

.brand-logo-img {
  width: 30px;
  height: 30px;
  object-fit: contain;
}

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

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.5rem;
}

.nav-link {
  color: var(--color-text-secondary);
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.35rem 0.2rem;
  transition: var(--transition);
  position: relative;
}

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

.nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.nav-toggle-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 36px;
  height: 36px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 7px;
  cursor: pointer;
}

.nav-toggle-btn span {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--color-deep-blue);
  transition: var(--transition);
}

.nav-toggle-btn.active span:nth-child(1) {
  transform: translateY(5.5px) rotate(45deg);
}
.nav-toggle-btn.active span:nth-child(2) {
  opacity: 0;
}
.nav-toggle-btn.active span:nth-child(3) {
  transform: translateY(-5.5px) rotate(-45deg);
}

/* ==========================================================================
   Buttons (Consistent Blue Primary & Orange Accent System)
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  font-family: var(--font-sans);
  font-weight: 500;
  font-size: 0.875rem;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

/* Primary Button: Solid Blue */
.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 1px 2px rgba(37, 99, 235, 0.12);
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
  color: var(--color-white);
}

/* Secondary Button: White with Blue text and border */
.btn-outline {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: #BFDBFE;
}

.btn-outline:hover {
  background-color: var(--color-primary-subtle);
  border-color: var(--color-primary);
  color: var(--color-primary-hover);
}

/* Accent Button: Solid Orange */
.btn-accent {
  background-color: var(--color-accent-orange);
  color: var(--color-white);
  border-color: var(--color-accent-orange);
  box-shadow: 0 1px 2px rgba(249, 115, 22, 0.15);
}

.btn-accent:hover {
  background-color: var(--color-orange-hover);
  border-color: var(--color-orange-hover);
  color: var(--color-white);
}

.btn-sm {
  padding: 0.4rem 0.85rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 0.65rem 1.35rem;
  font-size: 0.9375rem;
  font-weight: 600;
}

.btn-block {
  width: 100%;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding: 4.5rem 0 5rem;
  background-color: var(--color-bg-main);
  border-bottom: 1px solid var(--color-border);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 480px) minmax(0, 1.35fr);
  align-items: center;
  gap: 3rem;
}

@media (min-width: 1200px) {
  .hero-grid {
    grid-template-columns: 460px 1fr;
    gap: 3.5rem;
  }
}

.hero-content {
  max-width: 580px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-deep-blue);
  background-color: var(--color-orange-subtle);
  border: 1px solid var(--color-orange-border);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.65rem;
  margin-bottom: 1.25rem;
}

.hero-tag svg {
  color: var(--color-accent-orange);
}

.hero-title {
  font-size: clamp(2.25rem, 4.2vw, 3.25rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.035em;
  color: var(--color-deep-blue);
  margin-bottom: 1.25rem;
}

.hero-title .text-orange {
  color: var(--color-accent-orange);
}

.hero-description {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  margin-bottom: 2.25rem;
}

.trust-indicators {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.trust-icon {
  width: 18px;
  height: 18px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-subtle);
  border: 1px solid #BFDBFE;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
}

.trust-text {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary);
}

/* Hero Video Showcase (Right Column) */
.hero-visual {
  position: relative;
  width: 100%;
}

.hero-video-card {
  width: 100%;
  background: #090D16;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 25px -5px rgba(30, 58, 138, 0.12), 0 8px 10px -6px rgba(30, 58, 138, 0.05);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}

.hero-video-card:hover {
  border-color: #93C5FD;
  box-shadow: 0 16px 36px -8px rgba(37, 99, 235, 0.18), 0 0 0 1px rgba(37, 99, 235, 0.12);
}

.hero-video-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-video-player {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: #000000;
}

/* ==========================================================================
   Services Section (Clean Blue/Orange Grid)
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.service-icon-wrapper {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-primary-subtle);
  border: 1px solid #BFDBFE;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.service-card:nth-child(2) .service-icon-wrapper {
  background: var(--color-orange-subtle);
  border-color: var(--color-orange-border);
  color: var(--color-accent-orange);
}

.service-card-title {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-deep-blue);
  margin-bottom: 0.45rem;
  letter-spacing: -0.015em;
}

.service-card-desc {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-price-tag {
  border-top: 1px solid var(--color-border);
  padding-top: 0.85rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.service-price-tag .label {
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.service-price-tag .price {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-deep-blue);
}

/* ==========================================================================
   Pricing Section (Tabular & Structured)
   ========================================================================== */
.pricing-wrapper {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.pricing-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.875rem;
}

.pricing-table th {
  background-color: var(--color-primary-subtle);
  color: var(--color-deep-blue);
  padding: 0.9rem 1.25rem;
  font-weight: 600;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-border);
}

.pricing-table td {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-secondary);
}

.pricing-table td strong {
  color: var(--color-deep-blue);
}

.pricing-table tbody tr:last-child td {
  border-bottom: none;
}

.pricing-table tbody tr:hover {
  background-color: #F8FAFC;
}

.pricing-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.55rem;
  font-size: 0.8125rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  background: var(--color-primary-subtle);
  border: 1px solid #BFDBFE;
  color: var(--color-primary);
}

.pricing-badge.badge-color {
  background: var(--color-orange-subtle);
  border-color: var(--color-orange-border);
  color: var(--color-accent-orange);
}

.pricing-notes-box {
  background: var(--color-bg-main);
  border-top: 1px solid var(--color-border);
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.pricing-notes-text {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
}

/* ==========================================================================
   Calculator Section (Clean Blue & Orange Interactive Tool)
   ========================================================================== */
.calc-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.calc-panel-header {
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--color-border);
}

.calc-panel-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-deep-blue);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.calc-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.form-label small {
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  font-weight: normal;
}

.form-control {
  width: 100%;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  color: var(--color-text-primary);
  background-color: var(--color-white);
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.15);
}

/* Radio Selection Cards */
.radio-cards-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.radio-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  background: var(--color-white);
  transition: var(--transition);
}

.radio-card input {
  position: absolute;
  opacity: 0;
}

.radio-card:hover {
  border-color: var(--color-primary);
}

.radio-card.active, .radio-card:has(input:checked) {
  border-color: var(--color-primary);
  background: var(--color-primary-subtle);
}

.radio-card-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-deep-blue);
  margin-bottom: 0.2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.radio-card-rate {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.radio-card.active .radio-card-rate {
  color: var(--color-primary);
  font-weight: 600;
}

/* Checkbox control */
.checkbox-card {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.65rem 0.85rem;
  background: var(--color-bg-main);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.checkbox-card input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
}

.checkbox-card label {
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-primary);
}

/* Calculator Result Panel */
.calc-result-box {
  background: var(--color-bg-main);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.live-preview-banner {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-accent-orange);
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
}

.live-preview-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.live-preview-amount {
  font-size: 1.85rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-deep-blue);
  margin-top: 0.35rem;
}

.breakdown-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
}

.breakdown-title {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-deep-blue);
  margin-bottom: 0.85rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
}

.breakdown-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  font-size: 0.85rem;
}

.breakdown-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.breakdown-item .label {
  color: var(--color-text-secondary);
}

.breakdown-item .val {
  font-weight: 600;
  color: var(--color-text-primary);
}

.breakdown-total-row {
  margin-top: 0.65rem;
  padding-top: 0.65rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.breakdown-total-row .total-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-deep-blue);
}

.breakdown-total-row .total-value {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-accent-orange);
}

/* ==========================================================================
   Order Form Section
   ========================================================================== */
.order-wrapper {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.5rem;
  max-width: 820px;
  margin: 0 auto;
  box-shadow: var(--shadow-sm);
}

.order-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.75rem;
}

.validation-error {
  color: var(--color-error);
  font-size: 0.775rem;
  margin-top: 0.3rem;
  display: none;
  font-weight: 500;
}

.validation-error.show {
  display: block;
}

.form-control.is-invalid {
  border-color: var(--color-error);
  background-color: var(--color-error-bg);
}

/* Document Upload component */
.file-upload-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1.25rem;
  background: var(--color-bg-main);
  border: 1px dashed #CBD5E1;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.file-upload-wrapper:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-subtle);
}

.file-input-field {
  padding: 0.4rem;
  background: var(--color-white);
  cursor: pointer;
}

.file-upload-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8125rem;
}

.file-chosen-text {
  color: var(--color-text-secondary);
  font-weight: 500;
}

.file-badge {
  background: var(--color-orange-subtle);
  color: var(--color-accent-orange);
  border: 1px solid var(--color-orange-border);
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
}

/* Confirmation Box */
.order-confirmation-box {
  display: none;
  background: var(--color-success-bg);
  border: 1px solid var(--color-success-border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  margin-top: 1.5rem;
}

.order-confirmation-box.show {
  display: block;
}

.order-confirmation-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1rem;
  color: var(--color-success);
}

.order-confirmation-header h4 {
  color: #14532D;
  font-size: 1.05rem;
  font-weight: 600;
}

.order-receipt-details {
  background: var(--color-white);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  border: 1px solid #D1FAE5;
  margin-bottom: 0.85rem;
}

.order-demo-disclaimer {
  font-size: 0.8125rem;
  color: #166534;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.email-dispatch-status {
  margin-top: 0.85rem;
  padding: 0.75rem 1rem;
  background: var(--color-primary-subtle);
  border: 1px solid #BFDBFE;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.8125rem;
  color: var(--color-deep-blue);
}

.email-dispatch-status code {
  background: var(--color-white);
  border: 1px solid #BFDBFE;
  padding: 1px 5px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.775rem;
  color: var(--color-primary);
  font-weight: 600;
}

/* ==========================================================================
   Business Process (Linear 4 Steps)
   ========================================================================== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.process-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border-top: 3px solid var(--color-border);
  transition: var(--transition);
}

.process-card:hover {
  border-top-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.process-step-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent-orange);
  margin-bottom: 0.85rem;
  letter-spacing: 0.05em;
}

.process-icon-box {
  width: 36px;
  height: 36px;
  margin-bottom: 1rem;
  background: var(--color-primary-subtle);
  border: 1px solid #BFDBFE;
  border-radius: var(--radius-sm);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.process-card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-deep-blue);
  margin-bottom: 0.35rem;
}

.process-card-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Why Choose PrintBai (Value Pillars)
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.feature-box {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: var(--transition);
}

.feature-box:hover {
  border-color: #BFDBFE;
  box-shadow: var(--shadow-xs);
}

.feature-icon-box {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--color-orange-subtle);
  border: 1px solid var(--color-orange-border);
  color: var(--color-accent-orange);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.feature-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-deep-blue);
  margin-bottom: 0.35rem;
}

.feature-desc {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* ==========================================================================
   Contact / Location Hub
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 2rem;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  box-shadow: var(--shadow-xs);
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.25rem;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
}

.contact-info-icon {
  width: 36px;
  height: 36px;
  background: var(--color-primary-subtle);
  border: 1px solid #BFDBFE;
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
  font-weight: 600;
}

.contact-info-val {
  font-size: 0.9rem;
  color: var(--color-text-primary);
  font-weight: 500;
  margin-top: 0.15rem;
}

.pickup-station-card {
  background: var(--color-deep-blue);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  color: #FFFFFF;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-top: 3px solid var(--color-accent-orange);
}

.pickup-station-card h3 {
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.pickup-station-card p {
  color: #DBEAFE;
  font-size: 0.875rem;
  line-height: 1.55;
  margin-bottom: 1.25rem;
}

.pickup-badge-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.pickup-badge {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  color: #FFFFFF;
}

/* ==========================================================================
   Footer (Professional Deep Blue with Orange Touch)
   ========================================================================== */
.footer {
  background-color: var(--color-deep-blue);
  color: #BFDBFE;
  padding: 4rem 0 2rem;
  border-top: 3px solid var(--color-accent-orange);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-brand .brand-logo {
  color: #FFFFFF;
  margin-bottom: 0.85rem;
}

.footer-logo-img {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: #FFFFFF;
  padding: 2px;
}

.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.6;
  color: #DBEAFE;
}

.footer-col-title {
  color: #FFFFFF;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  color: #DBEAFE;
  font-size: 0.85rem;
}

.footer-links a:hover {
  color: var(--color-accent-orange);
}

.footer-bottom {
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8125rem;
  color: #93C5FD;
}

/* ==========================================================================
   Responsive Adaptations
   ========================================================================== */
@media (max-width: 1024px) {
  .services-grid, .process-grid, .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .hero-content {
    max-width: 100%;
  }
  .calc-container {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-toggle-btn {
    display: flex;
  }

  .nav-menu {
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 1rem 1.5rem;
    gap: 0.75rem;
    box-shadow: var(--shadow-md);
    display: none;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-link {
    width: 100%;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-bg-muted);
  }

  .calc-form-grid, .order-form-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-title {
    font-size: 2.15rem;
  }

  .order-wrapper, .calc-container, .contact-grid {
    padding: 1.5rem 1.25rem;
  }

}

@media (max-width: 540px) {
  .section {
    padding: 3.5rem 0;
  }

  .hero {
    padding: 3rem 0;
  }

  .hero-title {
    font-size: 1.85rem;
  }

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

  .radio-cards-group {
    grid-template-columns: 1fr;
  }

  .price-pill-row {
    grid-template-columns: 1fr;
  }

  .trust-indicators {
    grid-template-columns: 1fr;
    gap: 0.65rem;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
  }

  .hero-cta-group .btn {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 1.75rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }
}