/* ============================================================
   BUILDYBOT — 10 LAYOUT STYLES
   Each layout controls shapes, borders, shadows, spacing,
   typography, decorations, hover effects, and structural feel.
   Purely structural — no colors (uses theme variables).
   ============================================================ */


/* =================================================================
   1 — SHARP EDGE
   ================================================================= */
[data-layout="sharp"] {
  --radius-sm: 0;
  --radius-md: 0;
  --radius-lg: 0;
  --radius-pill: 0;
  --shadow-sm: none;
  --shadow-md: 0 1px 3px rgba(0,0,0,0.12);
  --shadow-lg: 0 2px 8px rgba(0,0,0,0.18);
  --border-w: 1px;
  --border-style: solid;
  --card-border-w: 1px;
  --btn-border-w: 2px;
  --input-radius: 0;
  --nav-radius: 0;
  --card-transform-hover: translateY(-1px);
  --transition-speed: 0.1s;
}
[data-layout="sharp"] h1,
[data-layout="sharp"] h2,
[data-layout="sharp"] h3,
[data-layout="sharp"] h4,
[data-layout="sharp"] h5,
[data-layout="sharp"] h6 {
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 800;
}
[data-layout="sharp"] .section-heading {
  border-bottom: 3px double var(--border-color);
  padding-bottom: 0.5rem;
}
[data-layout="sharp"] .card {
  border-top: 3px solid var(--primary);
}
[data-layout="sharp"] .card .card-body { padding: 1rem; }
[data-layout="sharp"] .btn {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.55rem 1.5rem;
}
[data-layout="sharp"] .form-control {
  border-width: 2px;
  border-top: none;
  border-left: none;
  border-right: none;
  padding-left: 0.25rem;
  background: transparent !important;
}
[data-layout="sharp"] .form-control:focus {
  box-shadow: none;
  border-bottom-color: var(--primary);
}
[data-layout="sharp"] .navbar { border-bottom: 2px solid var(--primary); }
[data-layout="sharp"] .sidebar-nav-link { border-radius: 0; border-left: 3px solid transparent; }
[data-layout="sharp"] .sidebar-nav-link.active { border-left-color: var(--primary); background: var(--bg-alt); color: var(--primary); }
[data-layout="sharp"] .hero-section { border-radius: 0; }
[data-layout="sharp"] .interior-sidebar { border-right: 2px solid var(--border-color); }


/* =================================================================
   2 — SOFT ROUND
   ================================================================= */
[data-layout="soft"] {
  --radius-sm: 16px;
  --radius-md: 24px;
  --radius-lg: 32px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.05);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.07);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.09);
  --border-w: 0;
  --border-style: none;
  --card-border-w: 0;
  --btn-border-w: 0;
  --input-radius: 999px;
  --nav-radius: 0 0 32px 32px;
  --card-transform-hover: translateY(-8px) scale(1.01);
  --transition-speed: 0.35s;
}
[data-layout="soft"] .card {
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.35s ease !important;
}
[data-layout="soft"] .card .card-body { padding: 1.75rem; }
[data-layout="soft"] .btn {
  border-radius: 999px;
  padding: 0.6rem 1.75rem;
  font-weight: 600;
}
[data-layout="soft"] .btn:hover { transform: scale(1.05); }
[data-layout="soft"] .btn:active { transform: scale(0.97); }
[data-layout="soft"] .form-control {
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
}
[data-layout="soft"] .img-placeholder { border-radius: 20px; border-style: none; }
[data-layout="soft"] .project-icon { border-radius: 50%; }
[data-layout="soft"] .section-heading { border-bottom: none; position: relative; display: inline-block; }
[data-layout="soft"] .section-heading::after {
  content: '';
  display: block;
  width: 60px;
  height: 4px;
  background: var(--primary);
  border-radius: 4px;
  margin-top: 0.5rem;
}
[data-layout="soft"] .sidebar-nav-link { border-radius: 999px; padding: 0.5rem 1rem; }
[data-layout="soft"] .sidebar-nav-link.active { border-radius: 999px; }
[data-layout="soft"] .navbar { box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
[data-layout="soft"] .table { border-collapse: separate; border-spacing: 0 6px; }
[data-layout="soft"] .table tbody tr { border-radius: 12px; }


/* =================================================================
   3 — CARD FLOAT
   ================================================================= */
[data-layout="float"] {
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 40px;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 8px rgba(0,0,0,0.06), 0 12px 32px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 16px rgba(0,0,0,0.08), 0 24px 56px rgba(0,0,0,0.14);
  --border-w: 0;
  --border-style: none;
  --card-border-w: 0;
  --btn-border-w: 0;
  --input-radius: 8px;
  --nav-radius: 0;
  --card-transform-hover: translateY(-12px) scale(1.02);
  --transition-speed: 0.3s;
}
[data-layout="float"] .card {
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease !important;
}
[data-layout="float"] .card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--card-highlight);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  opacity: 0;
  transition: opacity 0.3s ease;
}
[data-layout="float"] .card:hover::after { opacity: 1; }
[data-layout="float"] .card { position: relative; }
[data-layout="float"] .btn {
  box-shadow: 0 2px 8px rgba(var(--primary-rgb), 0.3);
  font-weight: 600;
}
[data-layout="float"] .btn:hover {
  box-shadow: 0 4px 16px rgba(var(--primary-rgb), 0.4);
  transform: translateY(-2px);
}
[data-layout="float"] .navbar { box-shadow: 0 2px 16px rgba(0,0,0,0.1); }
[data-layout="float"] .section-heading { border-bottom: none; }
[data-layout="float"] .interior-sidebar { box-shadow: 4px 0 24px rgba(0,0,0,0.06); border-right: none; }
[data-layout="float"] .interior-topbar { box-shadow: 0 2px 12px rgba(0,0,0,0.04); border-bottom: none; }
[data-layout="float"] .login-card { box-shadow: 0 20px 60px rgba(0,0,0,0.15); }


/* =================================================================
   4 — FLAT MINIMAL
   ================================================================= */
[data-layout="flat"] {
  --radius-sm: 2px;
  --radius-md: 2px;
  --radius-lg: 2px;
  --radius-pill: 2px;
  --shadow-sm: none;
  --shadow-md: none;
  --shadow-lg: none;
  --border-w: 1px;
  --border-style: solid;
  --card-border-w: 1px;
  --btn-border-w: 1px;
  --input-radius: 2px;
  --nav-radius: 0;
  --card-transform-hover: none;
  --transition-speed: 0.15s;
}
[data-layout="flat"] h1 { font-family: Georgia, 'Times New Roman', serif; font-size: 2.5rem; font-weight: 400; letter-spacing: -0.02em; }
[data-layout="flat"] h2 { font-family: Georgia, 'Times New Roman', serif; font-size: 1.8rem; font-weight: 400; }
[data-layout="flat"] h3 { font-family: Georgia, 'Times New Roman', serif; font-size: 1.4rem; font-weight: 400; }
[data-layout="flat"] .card-title { font-family: Georgia, 'Times New Roman', serif; font-weight: 400; }
[data-layout="flat"] .card { border-color: var(--border-color); }
[data-layout="flat"] .card .card-body { padding: 1.75rem; }
[data-layout="flat"] .btn {
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 400;
  padding: 0.6rem 1.5rem;
  background: transparent !important;
  color: var(--text) !important;
  border: 1px solid var(--text) !important;
}
[data-layout="flat"] .btn:hover { background: var(--text) !important; color: var(--bg) !important; }
[data-layout="flat"] .btn-primary { background: transparent !important; color: var(--text) !important; border-color: var(--text) !important; }
[data-layout="flat"] .btn-primary:hover { background: var(--text) !important; color: var(--bg) !important; }
[data-layout="flat"] .section-heading {
  border-bottom: 1px solid var(--border-color);
  font-family: Georgia, 'Times New Roman', serif;
  font-weight: 400;
  letter-spacing: -0.01em;
}
[data-layout="flat"] .hero-section { border-radius: 0; }
[data-layout="flat"] a { text-decoration: underline; }
[data-layout="flat"] .navbar a { text-decoration: none; }
[data-layout="flat"] .sidebar-nav-link { font-size: 0.82rem; letter-spacing: 0.02em; }
[data-layout="flat"] .sidebar-nav-link.active { background: transparent; color: var(--text); font-weight: 700; border-left: 2px solid var(--text); border-radius: 0; padding-left: 0.85rem; }
[data-layout="flat"] .form-control { border-width: 1px; font-size: 0.9rem; }
[data-layout="flat"] .img-placeholder { border: 1px solid var(--border-color); border-style: solid; }


/* =================================================================
   5 — BRUTALIST
   ================================================================= */
[data-layout="brutalist"] {
  --radius-sm: 0;
  --radius-md: 0;
  --radius-lg: 0;
  --radius-pill: 0;
  --shadow-sm: 5px 5px 0 var(--text);
  --shadow-md: 7px 7px 0 var(--text);
  --shadow-lg: 10px 10px 0 var(--text);
  --border-w: 3px;
  --border-style: solid;
  --card-border-w: 3px;
  --btn-border-w: 3px;
  --input-radius: 0;
  --nav-radius: 0;
  --card-transform-hover: translate(-4px, -4px);
  --transition-speed: 0s;
}
[data-layout="brutalist"] * { transition: none !important; }
[data-layout="brutalist"] h1 { font-size: 3rem; font-weight: 900; line-height: 1; text-transform: uppercase; }
[data-layout="brutalist"] h2 { font-size: 2rem; font-weight: 900; text-transform: uppercase; }
[data-layout="brutalist"] h3 { font-weight: 800; text-transform: uppercase; }
[data-layout="brutalist"] .card { border-color: var(--text) !important; }
[data-layout="brutalist"] .card:hover {
  box-shadow: 10px 10px 0 var(--text) !important;
}
[data-layout="brutalist"] .btn {
  border-color: var(--text) !important;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 900;
  font-size: 0.85rem;
  padding: 0.7rem 1.5rem;
}
[data-layout="brutalist"] .btn:hover { transform: translate(-2px, -2px); box-shadow: 4px 4px 0 var(--text); }
[data-layout="brutalist"] .form-control {
  border: 3px solid var(--text) !important;
  font-weight: 600;
}
[data-layout="brutalist"] .section-heading {
  border-bottom: 4px solid var(--text);
  display: inline-block;
  padding-right: 2rem;
}
[data-layout="brutalist"] .hero-section { border: 3px solid rgba(255,255,255,0.3); border-radius: 0; }
[data-layout="brutalist"] .navbar { border-bottom: 4px solid var(--primary); }
[data-layout="brutalist"] .sidebar-nav-link {
  border-radius: 0;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  border: 2px solid transparent;
}
[data-layout="brutalist"] .sidebar-nav-link.active {
  border: 2px solid var(--text);
  background: var(--primary);
}
[data-layout="brutalist"] .sidebar-nav-link:hover { border-color: var(--text); }
[data-layout="brutalist"] .img-placeholder { border: 3px solid var(--text); border-style: solid; }
[data-layout="brutalist"] .login-card { border: 3px solid var(--text); }
[data-layout="brutalist"] .badge { border: 2px solid var(--text) !important; font-weight: 800; }


/* =================================================================
   6 — GLASSMORPHISM
   ================================================================= */
[data-layout="glass"] {
  --radius-sm: 16px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 999px;
  --shadow-sm: 0 2px 12px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 32px rgba(0,0,0,0.06);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.08);
  --border-w: 1px;
  --border-style: solid;
  --card-border-w: 1px;
  --btn-border-w: 1px;
  --input-radius: 14px;
  --nav-radius: 0;
  --card-transform-hover: translateY(-4px) scale(1.01);
  --transition-speed: 0.35s;
}
[data-layout="glass"] .card {
  background: rgba(var(--primary-rgb), 0.04) !important;
  backdrop-filter: blur(16px) saturate(1.4);
  -webkit-backdrop-filter: blur(16px) saturate(1.4);
  border: 1px solid rgba(var(--primary-rgb), 0.12) !important;
}
[data-layout="glass"] .card:hover {
  background: rgba(var(--primary-rgb), 0.08) !important;
  border-color: rgba(var(--primary-rgb), 0.25) !important;
  box-shadow: 0 8px 32px rgba(var(--primary-rgb), 0.12), 0 0 0 1px rgba(var(--primary-rgb), 0.1) !important;
}
[data-layout="glass"] .card .card-body { padding: 1.5rem; }
[data-layout="glass"] .navbar {
  backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5);
  background: rgba(var(--primary-rgb), 0.85) !important;
}
[data-layout="glass"] .btn {
  backdrop-filter: blur(8px);
  font-weight: 500;
}
[data-layout="glass"] .btn-primary { box-shadow: 0 4px 16px rgba(var(--primary-rgb), 0.3); }
[data-layout="glass"] .btn-primary:hover { box-shadow: 0 6px 24px rgba(var(--primary-rgb), 0.4); }
[data-layout="glass"] .form-control {
  background: rgba(var(--primary-rgb), 0.04) !important;
  backdrop-filter: blur(8px);
  border-color: rgba(var(--primary-rgb), 0.15);
}
[data-layout="glass"] .interior-sidebar {
  background: rgba(var(--primary-rgb), 0.03);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-right-color: rgba(var(--primary-rgb), 0.1);
}
[data-layout="glass"] .interior-topbar {
  background: rgba(var(--primary-rgb), 0.03) !important;
  backdrop-filter: blur(12px);
  border-bottom-color: rgba(var(--primary-rgb), 0.1);
}
[data-layout="glass"] .section-heading { border-bottom: 1px solid rgba(var(--primary-rgb), 0.15); }
[data-layout="glass"] .login-card {
  background: rgba(var(--primary-rgb), 0.05) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(var(--primary-rgb), 0.12) !important;
}
[data-layout="glass"] .sidebar-nav-link.active {
  background: rgba(var(--primary-rgb), 0.2);
  backdrop-filter: blur(8px);
}
[data-layout="glass"] .img-placeholder { border-style: solid; border-color: rgba(var(--primary-rgb), 0.15); background: rgba(var(--primary-rgb), 0.04); }


/* =================================================================
   7 — NEUMORPHIC
   ================================================================= */
[data-layout="neumorph"] {
  --radius-sm: 16px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 999px;
  --shadow-sm: 5px 5px 10px rgba(0,0,0,0.08), -5px -5px 10px rgba(255,255,255,0.5);
  --shadow-md: 8px 8px 16px rgba(0,0,0,0.1), -8px -8px 16px rgba(255,255,255,0.6);
  --shadow-lg: 12px 12px 24px rgba(0,0,0,0.12), -12px -12px 24px rgba(255,255,255,0.7);
  --border-w: 0;
  --border-style: none;
  --card-border-w: 0;
  --btn-border-w: 0;
  --input-radius: 14px;
  --nav-radius: 0;
  --card-transform-hover: translateY(-2px);
  --transition-speed: 0.3s;
}
[data-layout="neumorph"] .card {
  background: var(--bg) !important;
}
[data-layout="neumorph"] .card:hover {
  box-shadow: 10px 10px 20px rgba(0,0,0,0.12), -10px -10px 20px rgba(255,255,255,0.65) !important;
}
[data-layout="neumorph"] .btn {
  background: var(--bg) !important;
  color: var(--primary) !important;
  box-shadow: 4px 4px 8px rgba(0,0,0,0.1), -4px -4px 8px rgba(255,255,255,0.5);
  font-weight: 600;
  border: none !important;
}
[data-layout="neumorph"] .btn:hover {
  box-shadow: 6px 6px 12px rgba(0,0,0,0.12), -6px -6px 12px rgba(255,255,255,0.6);
}
[data-layout="neumorph"] .btn:active,
[data-layout="neumorph"] .btn.active {
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.1), inset -3px -3px 6px rgba(255,255,255,0.5) !important;
}
[data-layout="neumorph"] .btn-primary {
  background: var(--primary) !important;
  color: #fff !important;
  box-shadow: 4px 4px 8px rgba(0,0,0,0.15), -4px -4px 8px rgba(255,255,255,0.4);
}
[data-layout="neumorph"] .form-control {
  background: var(--bg) !important;
  border: none !important;
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.08), inset -4px -4px 8px rgba(255,255,255,0.5) !important;
  padding: 0.75rem 1.25rem;
}
[data-layout="neumorph"] .form-control:focus {
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.1), inset -4px -4px 8px rgba(255,255,255,0.5), 0 0 0 2px rgba(var(--primary-rgb), 0.2) !important;
}
[data-layout="neumorph"] .section-heading { border-bottom: none; }
[data-layout="neumorph"] .navbar {
  box-shadow: 0 4px 12px rgba(0,0,0,0.08), 0 -2px 8px rgba(255,255,255,0.3);
}
[data-layout="neumorph"] .sidebar-nav-link.active {
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.08), inset -3px -3px 6px rgba(255,255,255,0.4);
  background: var(--bg);
  color: var(--primary);
  font-weight: 600;
}
[data-layout="neumorph"] .interior-sidebar { background: var(--bg); border-right: none; box-shadow: 4px 0 12px rgba(0,0,0,0.04); }
[data-layout="neumorph"] .img-placeholder {
  border: none;
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.06), inset -3px -3px 6px rgba(255,255,255,0.4);
}
[data-layout="neumorph"] .login-card {
  background: var(--bg) !important;
  border: none !important;
}


/* =================================================================
   8 — OUTLINED / WIREFRAME
   ================================================================= */
[data-layout="outlined"] {
  --radius-sm: 0;
  --radius-md: 0;
  --radius-lg: 0;
  --radius-pill: 0;
  --shadow-sm: none;
  --shadow-md: none;
  --shadow-lg: none;
  --border-w: 1px;
  --border-style: dashed;
  --card-border-w: 1px;
  --btn-border-w: 1px;
  --input-radius: 0;
  --nav-radius: 0;
  --card-transform-hover: none;
  --transition-speed: 0.15s;
}
[data-layout="outlined"] .card {
  background: transparent !important;
  border: 1px dashed var(--border-color) !important;
}
[data-layout="outlined"] .card:hover {
  border-color: var(--primary) !important;
  box-shadow: none !important;
}
[data-layout="outlined"] h1,
[data-layout="outlined"] h2,
[data-layout="outlined"] h3,
[data-layout="outlined"] h5 {
  font-family: 'Courier New', Courier, monospace;
  font-weight: 700;
}
[data-layout="outlined"] .card-title { font-family: 'Courier New', Courier, monospace; }
[data-layout="outlined"] .btn {
  background: transparent !important;
  color: var(--primary) !important;
  border: 1px dashed var(--primary) !important;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
}
[data-layout="outlined"] .btn:hover {
  background: var(--primary) !important;
  color: #fff !important;
  border-style: solid !important;
}
[data-layout="outlined"] .form-control {
  background: transparent !important;
  border: 1px dashed var(--border-color) !important;
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.88rem;
}
[data-layout="outlined"] .form-control:focus { border-color: var(--primary) !important; border-style: solid !important; }
[data-layout="outlined"] .section-heading {
  font-family: 'Courier New', Courier, monospace;
  border-bottom: 1px dashed var(--border-color);
}
[data-layout="outlined"] .section-heading::before { content: '// '; opacity: 0.4; }
[data-layout="outlined"] .sidebar-nav-link {
  font-family: 'Courier New', Courier, monospace;
  font-size: 0.8rem;
  border-radius: 0;
  border: 1px dashed transparent;
}
[data-layout="outlined"] .sidebar-nav-link.active {
  border: 1px dashed var(--primary);
  background: transparent;
  color: var(--primary);
}
[data-layout="outlined"] .sidebar-nav-heading {
  font-family: 'Courier New', Courier, monospace;
}
[data-layout="outlined"] .sidebar-nav-heading::before { content: '/* '; }
[data-layout="outlined"] .sidebar-nav-heading::after { content: ' */'; }
[data-layout="outlined"] .hero-section { border-radius: 0; border: 1px dashed rgba(255,255,255,0.4); }
[data-layout="outlined"] .navbar { border-bottom: 1px dashed var(--border-color); }
[data-layout="outlined"] .interior-sidebar { border-right: 1px dashed var(--border-color); background: transparent; }
[data-layout="outlined"] .img-placeholder { border: 1px dashed var(--border-color); }
[data-layout="outlined"] .login-card { background: transparent !important; border: 1px dashed var(--border-color) !important; box-shadow: none !important; }
[data-layout="outlined"] .badge { background: transparent !important; border: 1px dashed var(--border-color) !important; }
[data-layout="outlined"] .table td,
[data-layout="outlined"] .table th { border-bottom-style: dashed; }


/* =================================================================
   9 — LAYERED / STACKED
   ================================================================= */
[data-layout="layered"] {
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-pill: 40px;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);
  --border-w: 1px;
  --border-style: solid;
  --card-border-w: 1px;
  --btn-border-w: 0;
  --input-radius: 6px;
  --nav-radius: 0;
  --card-transform-hover: translateY(-6px) rotate(-0.5deg);
  --transition-speed: 0.3s;
}
[data-layout="layered"] .card {
  position: relative;
  z-index: 1;
  margin-bottom: 10px;
  margin-right: 10px;
}
[data-layout="layered"] .card::before {
  content: '';
  position: absolute;
  top: 6px; left: 6px;
  right: -6px; bottom: -6px;
  background: var(--bg-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  z-index: -1;
}
[data-layout="layered"] .card::after {
  content: '';
  position: absolute;
  top: 12px; left: 12px;
  right: -12px; bottom: -12px;
  background: var(--surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  z-index: -2;
  opacity: 0.6;
}
[data-layout="layered"] .card:hover { z-index: 2; }
[data-layout="layered"] .btn {
  position: relative;
  font-weight: 600;
  overflow: visible;
}
[data-layout="layered"] .btn::after {
  content: '';
  position: absolute;
  top: 3px; left: 3px;
  right: -3px; bottom: -3px;
  background: rgba(var(--primary-rgb), 0.2);
  border-radius: inherit;
  z-index: -1;
}
[data-layout="layered"] .section-heading {
  position: relative;
  border-bottom: none;
  padding-left: 1rem;
}
[data-layout="layered"] .section-heading::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--card-highlight);
  border-radius: 4px;
}
[data-layout="layered"] .hero-section { position: relative; }
[data-layout="layered"] .hero-section::before {
  content: '';
  position: absolute;
  top: 8px; left: 8px;
  right: -8px; bottom: -8px;
  background: rgba(var(--primary-rgb), 0.15);
  border-radius: var(--radius-lg);
  z-index: -1;
}
[data-layout="layered"] .sidebar-nav-link.active {
  position: relative;
}
[data-layout="layered"] .sidebar-nav-link.active::before {
  content: '';
  position: absolute;
  top: 2px; left: 2px;
  right: -2px; bottom: -2px;
  background: rgba(var(--primary-rgb), 0.15);
  border-radius: var(--radius-sm);
  z-index: -1;
}
[data-layout="layered"] .img-placeholder { position: relative; }


/* =================================================================
   10 — RETRO PIXEL
   ================================================================= */
[data-layout="retro"] {
  --radius-sm: 0;
  --radius-md: 0;
  --radius-lg: 0;
  --radius-pill: 0;
  --shadow-sm: 4px 4px 0 var(--border-color);
  --shadow-md: 6px 6px 0 var(--border-color);
  --shadow-lg: 8px 8px 0 var(--border-color);
  --border-w: 3px;
  --border-style: ridge;
  --card-border-w: 3px;
  --btn-border-w: 3px;
  --input-radius: 0;
  --nav-radius: 0;
  --card-transform-hover: translate(-4px, -4px);
  --transition-speed: 0s;
}
[data-layout="retro"] * { transition: none !important; font-family: 'Courier New', Courier, monospace !important; }
[data-layout="retro"] h1 { font-size: 2rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.15em; }
[data-layout="retro"] h2 { text-transform: uppercase; letter-spacing: 0.1em; }
[data-layout="retro"] h3,
[data-layout="retro"] h5 { text-transform: uppercase; letter-spacing: 0.08em; }
[data-layout="retro"] .card {
  border-style: ridge !important;
  border-width: 3px !important;
}
[data-layout="retro"] .card:hover {
  box-shadow: 8px 8px 0 var(--border-color) !important;
}
[data-layout="retro"] .card::before {
  content: '[ ' attr(data-title) ' ]';
}
[data-layout="retro"] .btn {
  border-style: outset !important;
  border-width: 3px !important;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.5rem 1rem;
  cursor: pointer;
}
[data-layout="retro"] .btn:active {
  border-style: inset !important;
}
[data-layout="retro"] .form-control {
  border: 3px inset var(--border-color) !important;
  background: var(--input-bg) !important;
  padding: 0.5rem;
}
[data-layout="retro"] .section-heading {
  border-bottom: 3px double var(--border-color);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
[data-layout="retro"] .section-heading::before { content: '>>> '; }
[data-layout="retro"] .hero-section { border: 3px ridge var(--border-color); border-radius: 0; }
[data-layout="retro"] .navbar { border-bottom: 3px ridge var(--border-color); }
[data-layout="retro"] .sidebar-nav-link {
  border-radius: 0;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
[data-layout="retro"] .sidebar-nav-link::before { content: '> '; opacity: 0; }
[data-layout="retro"] .sidebar-nav-link:hover::before,
[data-layout="retro"] .sidebar-nav-link.active::before { opacity: 1; }
[data-layout="retro"] .sidebar-nav-link.active {
  background: var(--primary);
  color: #fff;
}
[data-layout="retro"] .sidebar-nav-heading { letter-spacing: 0.15em; }
[data-layout="retro"] .sidebar-nav-heading::before { content: '--- '; }
[data-layout="retro"] .sidebar-nav-heading::after { content: ' ---'; }
[data-layout="retro"] .interior-sidebar { border-right: 3px ridge var(--border-color); }
[data-layout="retro"] .img-placeholder { border: 3px ridge var(--border-color); border-style: ridge; }
[data-layout="retro"] .login-card { border: 3px ridge var(--border-color) !important; box-shadow: 6px 6px 0 var(--border-color) !important; }
[data-layout="retro"] .badge { border: 2px ridge var(--border-color) !important; letter-spacing: 0.08em; text-transform: uppercase; }
[data-layout="retro"] .table { border: 2px ridge var(--border-color); }
[data-layout="retro"] .table td,
[data-layout="retro"] .table th { border-color: var(--border-color); border-style: ridge; }

@keyframes retro-blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}
[data-layout="retro"] .sidebar-nav-link.active::after {
  content: '_';
  margin-left: auto;
  animation: retro-blink 1s steps(1) infinite;
}