/* ==========================================================================
   HSoft - Official Brand Stylesheet
   Tagline: Small Tools. Smart Solutions.
   Color Palette:
     - Primary: Dark navy (#0B1220)
     - Secondary: Blue (#3B82F6)
     - Background: Crisp Light Slate (#F8FAFC)
     - Text: Dark Charcoal / Navy (#0F172A / #334155)
   ========================================================================== */

:root {
  --primary: #0B1220;
  --primary-light: #152238;
  --secondary: #3B82F6;
  --secondary-hover: #2563EB;
  --secondary-light: #EFF6FF;
  --secondary-border: #BFDBFE;
  
  --bg-main: #F8FAFC;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F1F5F9;
  --bg-dark: #0B1220;
  --bg-dark-card: #152238;
  
  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;
  --text-inverse: #FFFFFF;
  
  --border-color: #E2E8F0;
  --border-focus: #3B82F6;
  
  --status-released-bg: #ECFDF5;
  --status-released-text: #059669;
  --status-released-border: #A7F3D0;
  
  --status-soon-bg: #FEF3C7;
  --status-soon-text: #B45309;
  --status-soon-border: #FDE68A;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(11, 18, 32, 0.08), 0 4px 6px -4px rgba(11, 18, 32, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(11, 18, 32, 0.1), 0 8px 10px -6px rgba(11, 18, 32, 0.05);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  
  --container-max: 1200px;
  --header-height: 72px;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--secondary);
  text-decoration: none;
  transition: color 0.15s ease, background-color 0.15s ease, border-color 0.15s ease;
}

a:hover {
  color: var(--secondary-hover);
}

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

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.main-content {
  flex: 1 0 auto;
}

/* Header & Navigation */
.site-header {
  height: var(--header-height);
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-color);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.02);
}

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

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-logo {
  height: 38px;
  width: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 1.75rem;
}

.nav-link {
  color: var(--text-main);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 0.25rem;
  position: relative;
  transition: color 0.2s ease;
}

.nav-link:hover,
.nav-link.active {
  color: var(--secondary);
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--secondary);
  border-radius: 2px;
}

/* Mobile Toggle */
.mobile-nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  cursor: pointer;
  color: var(--text-main);
}

.mobile-nav-toggle:focus-visible {
  outline: 2px solid var(--secondary);
}

.mobile-nav-toggle svg {
  width: 24px;
  height: 24px;
}

/* Hero Section */
.hero-section {
  background: radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.08) 0%, rgba(248, 250, 252, 0) 60%),
              linear-gradient(180deg, #FFFFFF 0%, var(--bg-main) 100%);
  border-bottom: 1px solid var(--border-color);
  padding: 4.5rem 0 4rem;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.85rem;
  background-color: var(--secondary-light);
  border: 1px solid var(--secondary-border);
  color: var(--secondary-hover);
  border-radius: var(--radius-full);
  font-size: 0.825rem;
  font-weight: 600;
  margin: 0 auto 1.5rem;
  letter-spacing: 0.02em;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--secondary);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.hero-title {
  font-size: 2.75rem;
  line-height: 1.15;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero-description {
  font-size: 1.18rem;
  line-height: 1.6;
  color: var(--text-muted);
  margin-bottom: 2.25rem;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease-in-out;
  text-decoration: none;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--secondary);
  color: #FFFFFF;
  box-shadow: 0 2px 4px rgba(59, 130, 246, 0.25);
}

.btn-primary:hover {
  background-color: var(--secondary-hover);
  color: #FFFFFF;
  box-shadow: 0 4px 8px rgba(59, 130, 246, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-subtle);
  color: var(--primary);
  border-color: #CBD5E1;
}

.btn-dark {
  background-color: var(--primary);
  color: #FFFFFF;
}

.btn-dark:hover {
  background-color: var(--primary-light);
  color: #FFFFFF;
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: 0.85rem;
}

.btn-disabled {
  opacity: 0.6;
  cursor: not-allowed !important;
  pointer-events: none;
}

/* Sections */
.section {
  padding: 4.5rem 0;
}

.section-subtle {
  background-color: var(--bg-subtle);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  margin-bottom: 2.5rem;
}

.section-header.text-center {
  text-align: center;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--secondary);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin-bottom: 0.75rem;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Product & Tool Cards Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.75rem;
}

.tool-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
}

.tool-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--secondary-border);
}

.tool-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  gap: 0.75rem;
}

.tool-card-category {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--secondary);
  background-color: var(--secondary-light);
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
}

.status-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-full);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.status-badge.coming-soon {
  background-color: var(--status-soon-bg);
  color: var(--status-soon-text);
  border: 1px solid var(--status-soon-border);
}

.status-badge.released {
  background-color: var(--status-released-bg);
  color: var(--status-released-text);
  border: 1px solid var(--status-released-border);
}

.status-badge .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: currentColor;
}

.tool-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.65rem;
}

.tool-card-title a {
  color: inherit;
}

.tool-card-title a:hover {
  color: var(--secondary);
}

.tool-card-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.tool-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 1rem;
  margin-bottom: 1.25rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.8rem;
  color: var(--text-muted);
}

.tool-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background-color: var(--bg-subtle);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
}

.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: auto;
}

/* Why HSoft Feature Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.feature-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: border-color 0.2s ease;
}

.feature-card:hover {
  border-color: var(--secondary-border);
}

.feature-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--secondary-light);
  color: var(--secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

/* Call to Action Box */
.cta-box {
  background: linear-gradient(135deg, var(--primary) 0%, #152238 100%);
  border-radius: var(--radius-lg);
  padding: 3.5rem 2rem;
  text-align: center;
  color: #FFFFFF;
  border: 1px solid #1E293B;
  box-shadow: var(--shadow-xl);
}

.cta-box h2 {
  font-size: 2.15rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-box p {
  color: #94A3B8;
  max-width: 600px;
  margin: 0 auto 2rem;
  font-size: 1.1rem;
}

/* Search and Filters for Tools Page */
.search-filter-wrapper {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
}

.search-bar {
  position: relative;
  margin-bottom: 1.25rem;
}

.search-input {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 2.85rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  background-color: var(--bg-main);
  color: var(--text-main);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.search-input:focus {
  outline: none;
  border-color: var(--secondary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.search-icon {
  position: absolute;
  left: 0.95rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-light);
  pointer-events: none;
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
}

.filter-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-right: 0.5rem;
}

.filter-btn {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.15s ease;
}

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

.filter-btn.active {
  background-color: var(--primary);
  color: #FFFFFF;
  border-color: var(--primary);
}

.tools-count-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 1.5rem;
  background-color: var(--bg-surface);
  border: 1px dashed var(--border-color);
  border-radius: var(--radius-lg);
}

.empty-state-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 1.25rem;
  color: var(--text-light);
}

.empty-state h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.empty-state p {
  color: var(--text-muted);
  max-width: 440px;
  margin: 0 auto 1.5rem;
  font-size: 0.95rem;
}

/* Tool Details Page Styling */
.tool-detail-header {
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-color);
  padding: 3rem 0;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
}

.breadcrumb a {
  color: var(--text-muted);
}

.breadcrumb a:hover {
  color: var(--secondary);
}

.breadcrumb-separator {
  color: var(--text-light);
}

.tool-detail-intro {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 2rem;
  flex-wrap: wrap;
}

.tool-detail-main-info {
  flex: 1 1 500px;
}

.tool-detail-title-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.tool-detail-title {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}

.tool-detail-summary {
  font-size: 1.15rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 1.5rem;
}

.tool-detail-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.tool-detail-meta-box {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  min-width: 280px;
}

.meta-box-item {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.875rem;
}

.meta-box-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.meta-box-label {
  color: var(--text-muted);
  font-weight: 500;
}

.meta-box-val {
  font-weight: 600;
  color: var(--primary);
  text-align: right;
}

/* Detail Page Content Grid */
.detail-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2.5rem;
  padding: 3rem 0;
}

.detail-section {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2rem;
}

.detail-section:last-child {
  margin-bottom: 0;
}

.detail-heading {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-color);
}

.features-list {
  list-style: none;
}

.features-list li {
  position: relative;
  padding-left: 1.75rem;
  margin-bottom: 0.85rem;
  font-size: 0.95rem;
  color: var(--text-main);
}

.features-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--secondary);
  font-weight: bold;
}

/* Checksum Box */
.checksum-box {
  background-color: var(--bg-main);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-top: 1rem;
}

.checksum-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
}

.checksum-value {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  word-break: break-all;
  background-color: var(--bg-surface);
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  user-select: all;
}

/* Changelog & Known Issues */
.changelog-entry {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

.changelog-entry:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.changelog-version {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.changelog-date {
  font-size: 0.85rem;
  font-weight: normal;
  color: var(--text-muted);
}

.changelog-items {
  list-style-type: disc;
  padding-left: 1.25rem;
  font-size: 0.9rem;
  color: var(--text-main);
}

.changelog-items li {
  margin-bottom: 0.35rem;
}

/* Sidebar Info Cards */
.sidebar-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.sidebar-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1rem;
}

/* Content Pages (About, Contact, Privacy) */
.page-header {
  background-color: #FFFFFF;
  border-bottom: 1px solid var(--border-color);
  padding: 3.5rem 0;
  text-align: center;
}

.page-title {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.page-subtitle {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 640px;
  margin: 0 auto;
}

.prose {
  max-width: 800px;
  margin: 0 auto;
  padding: 3rem 1.5rem;
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-top: 2rem;
  margin-bottom: 3rem;
  box-shadow: var(--shadow-sm);
}

.prose h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-top: 2rem;
  margin-bottom: 0.85rem;
  padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--border-color);
}

.prose h3 {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary);
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
}

.prose p {
  margin-bottom: 1.2rem;
  color: #334155;
  font-size: 1rem;
  line-height: 1.7;
}

.prose ul, .prose ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
  color: #334155;
}

.prose li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.notice-box {
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-md);
  margin: 1.5rem 0;
  font-size: 0.95rem;
  line-height: 1.6;
}

.notice-info {
  background-color: var(--secondary-light);
  border: 1px solid var(--secondary-border);
  color: #1E3A8A;
}

.notice-warning {
  background-color: #FFFBEB;
  border: 1px solid #FDE68A;
  color: #92400E;
}

/* Contact Specific */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  max-width: 900px;
  margin: 2.5rem auto 4rem;
}

.contact-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
}

.contact-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.contact-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

.contact-form .form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  background-color: var(--bg-main);
  color: var(--text-main);
  transition: border-color 0.15s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--secondary);
  background-color: #FFFFFF;
  box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* Footer */
.site-footer {
  background-color: var(--bg-dark);
  color: #94A3B8;
  padding: 4.5rem 0 2rem;
  border-top: 1px solid #1E293B;
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.footer-brand p {
  margin-top: 1rem;
  font-size: 0.95rem;
  line-height: 1.6;
  max-width: 320px;
  color: #94A3B8;
}

.footer-col h4 {
  color: #FFFFFF;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #94A3B8;
  font-size: 0.9rem;
  transition: color 0.15s ease;
}

.footer-links a:hover {
  color: #FFFFFF;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid #1E293B;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.footer-bottom p {
  color: #64748B;
}

.footer-badge {
  color: #38BDF8;
  font-weight: 500;
}

/* Notification Toast */
.toast-notice {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background-color: var(--primary);
  color: #FFFFFF;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  box-shadow: var(--shadow-xl);
  border: 1px solid #334155;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transform: translateY(100px);
  opacity: 0;
  transition: transform 0.25s ease, opacity 0.25s ease;
  pointer-events: none;
}

.toast-notice.show {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* Responsive Media Queries */
@media (max-width: 900px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
  
  .detail-layout {
    grid-template-columns: 1fr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .hero-title {
    font-size: 2.15rem;
  }
  
  .hero-description {
    font-size: 1.05rem;
  }
  
  .mobile-nav-toggle {
    display: block;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    box-shadow: var(--shadow-lg);
  }
  
  .main-nav.open {
    display: block;
  }
  
  .nav-links {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
  
  .nav-link {
    width: 100%;
    padding: 0.6rem 0;
  }
  
  .nav-link.active::after {
    display: none;
  }
  
  .footer-top {
    grid-template-columns: 1fr;
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
}