:root {
  --bg-canvas: #160f2e;
  --bg-surface: #251b43;
  --bg-surface-glass: rgba(37, 27, 67, 0.78);
  --bg-surface-hover: rgba(53, 39, 94, 0.85);
  --text-primary: #ffffff;
  --text-muted: #cbbddb;
  --accent-primary: #e0409b;
  --accent-secondary: #22d3ee;
  --border-subtle: rgba(255, 255, 255, 0.14);
  --border-focus: #22d3ee;
  --radius: 4px;
  --font-serif: Georgia, "Times New Roman", serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-smooth: all 0.24s cubic-bezier(0.16, 1, 0.3, 1);
}

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

body {
  background-color: var(--bg-canvas);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  font-size: 1rem;
  padding: 12px;
  min-height: 100vh;
}

@media (min-width: 900px) {
  body {
    padding: 24px;
  }
}

.site-frame {
  max-width: 1240px;
  margin: 0 auto;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  background-color: rgba(22, 15, 46, 0.65);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  position: relative;
}

/* Tagline Bar */
.tagline-bar {
  background: rgba(14, 9, 30, 0.9);
  border-bottom: 1px solid var(--border-subtle);
  padding: 6px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  letter-spacing: 0.03em;
  flex-wrap: wrap;
  gap: 6px;
}
.tagline-bar span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* Fixed & Refined Site Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 20px;
  background: rgba(22, 15, 46, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
}

.brand-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-symbol {
  width: 14px;
  height: 14px;
  background: var(--accent-primary);
  border-radius: var(--radius);
  box-shadow: 0 0 10px var(--accent-primary);
  display: inline-block;
  flex-shrink: 0;
}

.brand-title {
  color: #ffffff;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

/* Nav */
.desktop-nav {
  display: none;
}

@media (min-width: 900px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 16px;
  }
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.88rem;
  font-weight: 500;
  position: relative;
  padding: 6px 2px;
  transition: var(--transition-smooth);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent-secondary);
  transition: width 0.2s ease-in-out;
}

.nav-link:hover, .nav-link[aria-current="page"] {
  color: #ffffff;
}

.nav-link[aria-current="page"] {
  font-weight: 600;
}

.nav-link:hover::after, .nav-link[aria-current="page"]::after {
  width: 100%;
}

/* Mobile Toggle */
.menu-toggle {
  background: rgba(37, 27, 67, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  color: var(--text-primary);
  cursor: pointer;
  padding: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 40px;
  transition: var(--transition-smooth);
}

.menu-toggle:hover, .menu-toggle:focus-visible {
  border-color: var(--accent-secondary);
  color: var(--accent-secondary);
  background: rgba(37, 27, 67, 0.95);
}

@media (min-width: 900px) {
  .menu-toggle {
    display: none;
  }
}

.mobile-nav-panel {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  background: #1b1337;
  border-bottom: 2px solid var(--accent-primary);
  padding: 16px 20px;
  flex-direction: column;
  gap: 8px;
  z-index: 99;
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.4);
}

.mobile-nav-panel.open {
  display: flex;
}

.mobile-nav-panel .nav-link {
  font-size: 0.95rem;
  padding: 10px 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.mobile-nav-panel .nav-link:last-child {
  border-bottom: none;
}

/* Typography */
h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.25;
  overflow-wrap: anywhere;
}

h1 {
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.35rem, 2.5vw, 1.85rem);
  margin-bottom: 0.75rem;
}

h3 {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

p {
  color: var(--text-muted);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

p:last-child {
  margin-bottom: 0;
}

/* Primary Button vs Text Link System */
.btn-solid-cyan {
  display: inline-block;
  background-color: var(--accent-secondary);
  color: #0d081f;
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
  padding: 10px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--accent-secondary);
  box-shadow: 0 4px 14px rgba(34, 211, 238, 0.25);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.btn-solid-cyan:hover, .btn-solid-cyan:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(34, 211, 238, 0.45);
}

.link-action {
  color: var(--accent-secondary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.link-action::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1.5px;
  background-color: var(--accent-secondary);
  transition: width 0.2s ease-in-out;
}

.link-action:hover::after, .link-action:focus-visible::after {
  width: 100%;
}

/* Stat Strips */
.stat-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 12px;
  margin: 20px 0;
  background: rgba(14, 9, 30, 0.7);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 12px;
}

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

.stat-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.stat-value {
  font-size: 1.1rem;
  font-family: var(--font-serif);
  color: var(--accent-secondary);
  font-weight: bold;
}

/* Hero Section */
.hero-container {
  padding: clamp(24px, 5vw, 56px) clamp(16px, 4vw, 40px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  align-items: center;
  background: radial-gradient(circle at 10% 20%, rgba(224, 64, 155, 0.12), transparent 45%),
              radial-gradient(circle at 90% 80%, rgba(34, 211, 238, 0.12), transparent 45%);
  border-bottom: 1px solid var(--border-subtle);
}

@media (min-width: 860px) {
  .hero-container {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero-visual {
  position: relative;
}

.hero-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--border-subtle);
  display: block;
}

.badge-overlay {
  position: absolute;
  bottom: -10px;
  left: 12px;
  background: var(--accent-primary);
  color: #ffffff;
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--radius);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

/* Sections General */
.workbench-section {
  padding: clamp(24px, 4vw, 48px) clamp(16px, 4vw, 40px);
  border-bottom: 1px solid var(--border-subtle);
}

.workbench-section:last-of-type {
  border-bottom: none;
}

/* Bento & Card Grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.project-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  position: relative;
}

.project-card:hover {
  border-color: rgba(34, 211, 238, 0.4);
  transform: translateY(-3px);
  background: var(--bg-surface-hover);
}

.card-img-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #100b21;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.project-card:hover .card-img {
  transform: scale(1.03);
}

.material-tag {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--bg-canvas);
  color: var(--accent-secondary);
  border: 1px solid var(--border-subtle);
  padding: 2px 8px;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: var(--radius);
  text-transform: uppercase;
}

.card-body {
  padding: 18px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-body h3 {
  margin-bottom: 8px;
}

.card-body p {
  flex-grow: 1;
  margin-bottom: 16px;
  font-size: 0.88rem;
}

/* Expandable guidance / Accordion */
.guide-accordion details {
  background: rgba(22, 15, 46, 0.5);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  margin-bottom: 12px;
  padding: 12px 16px;
  transition: var(--transition-smooth);
}

.guide-accordion details[open] {
  border-color: var(--accent-primary);
  background: rgba(37, 27, 67, 0.9);
}

.guide-accordion summary {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  color: #ffffff;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.guide-accordion summary::-webkit-details-marker {
  display: none;
}

.guide-accordion summary::after {
  content: "+";
  color: var(--accent-secondary);
  font-size: 1.25rem;
  font-weight: 400;
}

.guide-accordion details[open] summary::after {
  content: "–";
}

.guide-accordion .accordion-content {
  padding-top: 12px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* Table wrapper for mobile */
.table-scroll-wrapper {
  overflow-x: auto;
  margin: 20px 0;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
}

.workshop-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.88rem;
  min-width: 540px;
}

.workshop-table th {
  background: rgba(14, 9, 30, 0.9);
  color: var(--accent-secondary);
  padding: 10px 14px;
  font-family: var(--font-serif);
  border-bottom: 1px solid var(--border-subtle);
}

.workshop-table td {
  padding: 10px 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
}

.workshop-table tr:hover td {
  background: rgba(255, 255, 255, 0.02);
}

/* Tabs */
.tabs-control {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
  overflow-x: auto;
  padding-bottom: 2px;
}

.tab-btn {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-muted);
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.tab-btn.active {
  color: var(--accent-secondary);
  border-bottom-color: var(--accent-secondary);
}

.tab-panel {
  display: none;
}
.tab-panel.active {
  display: block;
}

/* Tool Draft Form */
.draft-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  padding: 24px;
  margin-top: 24px;
}

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

.form-group label {
  display: block;
  font-size: 0.82rem;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 6px;
  letter-spacing: 0.03em;
}

.form-control {
  width: 100%;
  padding: 10px 12px;
  background: rgba(14, 9, 30, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 0.95rem;
}

.form-control:focus {
  outline: none;
  border-color: var(--border-focus);
}

textarea.form-control {
  min-height: 110px;
  resize: vertical;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
  align-items: center;
}

.form-preview {
  margin-top: 18px;
  padding: 14px;
  background: rgba(14, 9, 30, 0.95);
  border: 1px dashed var(--border-subtle);
  border-radius: var(--radius);
  font-family: monospace;
  font-size: 0.85rem;
  white-space: pre-wrap;
  color: var(--text-muted);
  display: none;
}

/* Site Footer */
.site-footer {
  background: rgba(10, 6, 22, 0.95);
  border-top: 1px solid var(--border-subtle);
  padding: 32px 20px 20px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 24px;
  margin-bottom: 24px;
}

.footer-col h4 {
  font-size: 0.95rem;
  margin-bottom: 10px;
  color: #ffffff;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.footer-bottom a {
  color: var(--text-primary);
  text-decoration: none;
}

.footer-bottom a:hover {
  text-decoration: underline;
}

/* Accessibility Focus States */
:focus-visible {
  outline: 2px solid var(--accent-secondary);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce){*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}