/* ============================================================
   FlowForge Studio - Main Stylesheet
   ============================================================ */

:root {
  --color-bg: #0b0f1a;
  --color-bg-alt: #111827;
  --color-bg-card: #1a1f2e;
  --color-bg-hover: #242a3d;
  --color-surface: #1e2433;
  --color-border: #2a3045;
  --color-border-light: #363d55;
  --color-text: #e8edf5;
  --color-text-secondary: #94a3b8;
  --color-text-muted: #64748b;
  --color-primary: #3b82f6;
  --color-primary-light: #60a5fa;
  --color-primary-dark: #2563eb;
  --color-accent: #06b6d4;
  --color-accent-light: #22d3ee;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  --gradient-primary: linear-gradient(135deg, #3b82f6, #06b6d4);
  --gradient-hero: linear-gradient(180deg, #0b0f1a 0%, #111827 50%, #0b0f1a 100%);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 24px rgba(59, 130, 246, 0.15);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --transition: 0.2s ease;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-cn: 'Noto Sans SC', -apple-system, 'PingFang SC', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  font-family: var(--font-cn);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; }
input, select, textarea, button { font-family: inherit; font-size: inherit; }

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(11, 15, 26, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition);
}

.navbar.scrolled {
  border-bottom-color: var(--color-border);
  background: rgba(11, 15, 26, 0.95);
  box-shadow: var(--shadow-md);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}

.nav-brand .brand-icon { font-size: 1.3rem; }
.nav-brand .brand-text { font-size: 1.15rem; color: var(--color-text); }
.nav-brand .brand-sub {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-left: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-link {
  padding: 8px 14px;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  white-space: nowrap;
}

.nav-link:hover {
  color: var(--color-text);
  background: var(--color-bg-hover);
}

.nav-cta-btn {
  padding: 8px 20px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  background: var(--gradient-primary);
  border-radius: 100px;
  transition: all var(--transition);
  white-space: nowrap;
  margin-left: 6px;
}

.nav-cta-btn:hover {
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition);
}

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-hero);
  overflow: hidden;
  padding: 120px 24px 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 600px 400px at 20% 50%, rgba(59, 130, 246, 0.08) 0%, transparent 70%),
    radial-gradient(ellipse 500px 300px at 80% 30%, rgba(6, 182, 212, 0.06) 0%, transparent 70%),
    radial-gradient(ellipse 400px 300px at 50% 80%, rgba(59, 130, 246, 0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-accent-light);
  background: rgba(6, 182, 212, 0.1);
  border: 1px solid rgba(6, 182, 212, 0.2);
  border-radius: 100px;
  margin-bottom: 28px;
  animation: fadeInUp 0.6s ease;
}

.hero-title {
  font-size: clamp(2.8rem, 7vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
  animation: fadeInUp 0.6s ease 0.1s both;
}

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

.text-block { display: block; }

.hero-desc {
  font-size: 1.1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 36px;
  animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease 0.3s both;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
}

.btn-primary:hover {
  box-shadow: 0 0 32px rgba(59, 130, 246, 0.3);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--color-text);
  border: 1.5px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-light);
  background: rgba(59, 130, 246, 0.08);
}

.btn-secondary {
  background: var(--color-bg-hover);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

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

.btn-small {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-arrow { transition: transform 0.2s ease; }
.btn:hover .btn-arrow { transform: translateX(4px); }

.btn-add-item {
  width: 100%;
  justify-content: center;
  padding: 10px;
  font-size: 0.85rem;
  color: var(--color-primary-light);
  background: rgba(59, 130, 246, 0.06);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-sm);
  margin-top: 8px;
}

.btn-add-item:hover {
  background: rgba(59, 130, 246, 0.12);
  border-color: var(--color-primary);
}

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 1rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  margin-top: 56px;
  animation: fadeInUp 0.6s ease 0.4s both;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.stat-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-text);
  font-family: var(--font-sans);
}

.stat-plus, .stat-percent {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-primary-light);
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: var(--color-text-muted);
  font-size: 0.78rem;
  animation: bounce 2s infinite;
  opacity: 0.6;
}

.section {
  padding: 100px 24px;
}

.section-container {
  max-width: 1140px;
  margin: 0 auto;
}

.section-label {
  display: inline-block;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--color-accent);
  background: rgba(6, 182, 212, 0.08);
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 12px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-bottom: 48px;
  line-height: 1.7;
}

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

.tool-section .section-title, .tool-section .section-desc {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.tool-section .section-label {
  display: inline-flex;
  margin: 0 auto 16px;
  justify-content: center;
  width: auto;
}

.tool-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
  margin-bottom: 20px;
}

.tool-form, .tool-preview {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-md);
}

.form-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.form-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.form-tabs {
  display: flex;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
  padding: 3px;
}

.form-tab {
  padding: 6px 14px;
  font-size: 0.82rem;
  font-weight: 500;
  background: none;
  border: none;
  border-radius: 4px;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition);
}

.form-tab.active {
  background: var(--color-primary);
  color: #fff;
}

.form-tab:not(.active):hover {
  color: var(--color-text);
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.12);
}

.form-group textarea {
  resize: vertical;
}

.form-group select {
  cursor: pointer;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.items-table-header {
  display: grid;
  grid-template-columns: 1fr 80px 100px 90px 30px;
  gap: 8px;
  padding: 8px 4px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.item-row {
  display: grid;
  grid-template-columns: 1fr 80px 100px 90px 30px;
  gap: 8px;
  align-items: center;
  margin-bottom: 8px;
}

.item-row input {
  padding: 8px 10px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text);
  font-size: 0.85rem;
  outline: none;
  width: 100%;
}

.item-row input:focus {
  border-color: var(--color-primary);
}

.item-total {
  text-align: right;
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--color-text);
  font-family: var(--font-sans);
  padding-right: 4px;
}

.item-remove {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--color-danger);
  font-size: 1rem;
  cursor: pointer;
  transition: all var(--transition);
}

.item-remove:hover {
  background: rgba(239, 68, 68, 0.2);
  border-color: rgba(239, 68, 68, 0.3);
}

.form-summary {
  margin-top: 20px;
  padding: 16px 20px;
  background: var(--color-bg);
  border-radius: var(--radius-sm);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 0;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.summary-input-group {
  display: flex;
  align-items: center;
  gap: 6px;
}

.summary-input-group input {
  width: 64px;
  padding: 4px 8px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text);
  font-size: 0.85rem;
  text-align: center;
  outline: none;
}

.summary-input-group input:focus {
  border-color: var(--color-primary);
}

.total-row {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-text);
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
}

.form-actions {
  display: flex;
  gap: 10px;
  margin-top: 20px;
}

.form-actions .btn {
  flex: 1;
  justify-content: center;
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.preview-header h3 {
  font-size: 1.1rem;
  font-weight: 600;
}

.preview-doc {
  background: #fff;
  color: #1a1a2e;
  padding: 32px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  min-height: 400px;
}

.doc-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  padding-bottom: 20px;
  border-bottom: 2px solid #e5e7eb;
  margin-bottom: 20px;
}

.doc-brand {
  display: flex;
  align-items: center;
  gap: 6px;
}

.doc-brand-icon { font-size: 1.4rem; }
.doc-brand-name { font-weight: 700; font-size: 1.1rem; color: #1e293b; }
.doc-brand-sub { font-size: 0.82rem; color: #64748b; font-weight: 400; }

.doc-title-area { text-align: right; }
.doc-title { font-size: 1.5rem; font-weight: 700; color: #1e293b; }
.doc-number { font-size: 0.82rem; color: #64748b; margin-top: 4px; }

.doc-parties {
  display: flex;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid #e5e7eb;
}

.doc-parties p {
  font-size: 0.88rem;
  color: #475569;
  margin-top: 4px;
}

.doc-parties strong {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #94a3b8;
}

.doc-items {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

.doc-items th {
  text-align: left;
  padding: 10px 12px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #64748b;
  border-bottom: 2px solid #e5e7eb;
}

.doc-items td {
  padding: 10px 12px;
  font-size: 0.88rem;
  color: #334155;
  border-bottom: 1px solid #f1f5f9;
}

.th-qty, .th-price, .th-total { text-align: right; }
.doc-items td:nth-child(2),
.doc-items td:nth-child(3),
.doc-items td:nth-child(4) { text-align: right; font-family: var(--font-sans); }

.doc-summary {
  margin-left: auto;
  width: 240px;
  padding: 16px 0;
}

.doc-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 0.88rem;
  color: #475569;
}

.doc-total-row {
  font-size: 1.1rem;
  font-weight: 700;
  color: #1e293b;
  border-top: 2px solid #e5e7eb;
  padding-top: 10px;
  margin-top: 6px;
}

.doc-footer {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #e5e7eb;
  font-size: 0.82rem;
  color: #94a3b8;
}

.tool-note {
  text-align: center;
  font-size: 0.88rem;
  color: var(--color-text-muted);
  margin-top: 8px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

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

.service-icon {
  font-size: 2.2rem;
  margin-bottom: 16px;
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.service-card > p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.service-features li {
  font-size: 0.84rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.service-features li::before {
  content: '\2192';
  color: var(--color-primary-light);
  font-weight: 600;
}

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

.pricing-section .section-title,
.pricing-section .section-desc {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.pricing-section .section-label {
  display: inline-flex;
  margin: 0 auto 16px;
  justify-content: center;
  width: auto;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  position: relative;
  transition: all 0.3s ease;
}

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

.pricing-card.featured {
  border-color: var(--color-primary);
  background: linear-gradient(135deg, rgba(59, 130, 246, 0.05), rgba(6, 182, 212, 0.05));
  box-shadow: 0 0 24px rgba(59, 130, 246, 0.08);
}

.pricing-card.featured:hover {
  box-shadow: 0 0 32px rgba(59, 130, 246, 0.15);
  border-color: var(--color-primary-light);
}

.pricing-badge {
  display: inline-block;
  padding: 3px 10px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border-radius: 100px;
  margin-bottom: 16px;
}

.pricing-badge.hot {
  color: var(--color-primary-light);
  background: rgba(59, 130, 246, 0.1);
}

.pricing-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.pricing-amount {
  margin-bottom: 14px;
}

.pricing-amount .price {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-text);
  font-family: var(--font-sans);
}

.pricing-amount .period {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-left: 2px;
}

.pricing-desc {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin-bottom: 20px;
  line-height: 1.6;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.pricing-features li {
  font-size: 0.86rem;
  color: var(--color-text-secondary);
}

.pricing-btn {
  width: 100%;
  justify-content: center;
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 32px;
  align-items: start;
}

.contact-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.contact-form .form-row {
  margin-bottom: 0;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding-top: 8px;
}

.contact-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.contact-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
}

.contact-item strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 3px;
}

.contact-item p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.footer {
  padding: 48px 24px 32px;
  border-top: 1px solid var(--color-border);
}

.footer-container {
  max-width: 1140px;
  margin: 0 auto;
  text-align: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  margin-bottom: 12px;
}

.footer-brand .brand-icon { font-size: 1.2rem; }
.footer-brand .brand-text { font-size: 1.05rem; }
.footer-brand .brand-sub { font-size: 0.8rem; color: var(--color-text-muted); font-weight: 400; }

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

.footer-links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 24px;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  transition: color var(--transition);
}

.footer-links a:hover {
  color: var(--color-primary-light);
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
  40% { transform: translateX(-50%) translateY(-8px); }
  60% { transform: translateX(-50%) translateY(-4px); }
}

@media print {
  body { background: #fff; }
  .navbar, .hero, .services-section, .pricing-section, .contact-section,
  .footer, .form-header .form-tabs, #previewBtn, #resetBtn, #addItemBtn,
  .item-remove, .tool-note, .items-table-header, .hero-scroll,
  .nav-toggle, .form-actions, .preview-header .btn {
    display: none !important;
  }
  .tool-section { padding: 0; background: none; }
  .tool-container { display: block; }
  .tool-form { display: none; }
  .tool-preview { border: none; padding: 0; box-shadow: none; background: none; }
  .preview-header h3 { display: none; }
  .preview-doc { padding: 20px; border-radius: 0; }
  .section-container { max-width: 100%; }
  .section { padding: 0; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: rgba(11, 15, 26, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 16px;
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
  }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .nav-cta-btn { margin-left: 0; text-align: center; }
  .hero { padding: 100px 20px 60px; }
  .hero-title { font-size: 2.2rem; }
  .hero-desc { font-size: 0.95rem; }
  .hero-stats { gap: 20px; margin-top: 36px; flex-wrap: wrap; }
  .stat-divider { display: none; }
  .stat-number { font-size: 1.5rem; }
  .section { padding: 60px 20px; }
  .tool-container { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .items-table-header, .item-row {
    grid-template-columns: 1fr 60px 72px 70px 28px;
    gap: 4px;
  }
  .items-table-header { font-size: 0.65rem; }
  .pricing-grid { grid-template-columns: 1fr; }
  .contact-wrapper { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 1.8rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .form-actions { flex-direction: column; }
  .preview-doc { padding: 20px; }
  .doc-parties { flex-direction: column; gap: 12px; }
  .doc-summary { width: 100%; }
}

::selection {
  background: rgba(59, 130, 246, 0.3);
  color: #fff;
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-border-light); }