/* ==========================================================================
   D LOOP 3D - High Tech Design System & CSS Styles
   Exclusively for FDM 3D Printing & Filament Store
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@400;500;600;700&display=swap');

:root {
  /* Color Palette - Dark Cyber Tech Theme */
  --bg-dark: #07090e;
  --bg-card: rgba(18, 24, 38, 0.7);
  --bg-card-hover: rgba(26, 35, 56, 0.85);
  --bg-elevated: #111726;
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 242, 254, 0.3);
  
  --primary: #00F2FE;
  --primary-glow: rgba(0, 242, 254, 0.25);
  --secondary: #4FACFE;
  --accent: #7F00FF;
  --accent-pink: #FF2A85;
  --warning: #FFB800;
  --success: #00E676;
  
  --text-main: #F1F5F9;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  
  --shadow-main: 0 12px 32px rgba(0, 0, 0, 0.4);
  --shadow-neon: 0 0 25px rgba(0, 242, 254, 0.2);
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Global */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  background-image: 
    radial-gradient(circle at 15% 15%, rgba(0, 242, 254, 0.05) 0%, transparent 45%),
    radial-gradient(circle at 85% 60%, rgba(127, 0, 255, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-dark);
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.15);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--primary);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: #FFFFFF;
}

.gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 50%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-pink {
  background: linear-gradient(135deg, var(--accent-pink) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header & Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000;
  font-weight: 800;
  font-size: 1.4rem;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.brand-name {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.fdm-badge {
  font-size: 0.65rem;
  background: rgba(0, 242, 254, 0.15);
  color: var(--primary);
  border: 1px solid rgba(0, 242, 254, 0.3);
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 6px;
  vertical-align: middle;
  text-transform: uppercase;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--primary);
  box-shadow: 0 0 8px var(--primary);
  border-radius: 2px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #050B14;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(0, 242, 254, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary);
  color: var(--primary);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-pink) 100%);
  color: #FFF;
  box-shadow: 0 4px 20px rgba(127, 0, 255, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(127, 0, 255, 0.5);
}

.cart-trigger {
  position: relative;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-main);
  cursor: pointer;
  transition: var(--transition);
}

.cart-trigger:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.cart-count {
  position: absolute;
  top: -6px;
  right: -6px;
  background: var(--accent-pink);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 10px rgba(255, 42, 133, 0.5);
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 160px 0 90px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3rem;
  align-items: center;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  padding: 6px 14px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.hero-tag span.dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: 3.5rem;
  letter-spacing: -1px;
  margin-bottom: 1.5rem;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 90%;
}

.hero-stats {
  display: flex;
  gap: 2.5rem;
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.stat-number {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  font-family: var(--font-heading);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.hero-visual {
  position: relative;
}

.hero-card-stack {
  position: relative;
  width: 100%;
  height: 440px;
}

.hero-img-card {
  position: absolute;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-glow);
  box-shadow: var(--shadow-main), var(--shadow-neon);
  transition: var(--transition);
}

.hero-img-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-img-main {
  width: 85%;
  height: 320px;
  top: 0;
  left: 0;
  z-index: 2;
}

.hero-img-sub {
  width: 65%;
  height: 240px;
  bottom: 0;
  right: 0;
  z-index: 3;
  border-color: rgba(127, 0, 255, 0.4);
  box-shadow: 0 10px 30px rgba(127, 0, 255, 0.3);
}

.hero-badge-float {
  position: absolute;
  top: 40%;
  right: -20px;
  z-index: 4;
  background: rgba(17, 23, 38, 0.9);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glow);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
  animation: float 4s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

/* Section Headings */
.section {
  padding: 90px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-subtitle {
  color: var(--primary);
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

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

/* ============================================================
   SNH Cloud Supernova 3-Panel Instant Quote Layout
   ============================================================ */

/* Stepper Breadcrumb Bar */
.quote-stepper {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 2rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  border-radius: 40px;
  padding: 0.5rem 0.8rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.stepper-step {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0.4rem 1rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dim);
  border-radius: 30px;
  white-space: nowrap;
}
.stepper-step.active {
  background: rgba(0,242,254,0.12);
  color: var(--primary);
}
.stepper-step.completed { color: var(--success); }
.stepper-divider { color: var(--text-dim); font-size: 0.7rem; padding: 0 4px; }

/* Main Quote Wrapper */
.quote-wrapper {
  background: #0a0e18;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-main);
}

/* 3-Panel Grid */
.quote-3panel {
  display: grid;
  grid-template-columns: 260px 1fr 320px;
  min-height: 580px;
}

.quote-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.dropzone-box {
  border: 2px dashed rgba(0, 242, 254, 0.3);
  background: rgba(0, 242, 254, 0.02);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.dropzone-box:hover, .dropzone-box.dragover {
  border-color: var(--primary);
  background: rgba(0, 242, 254, 0.06);
  box-shadow: inset 0 0 20px rgba(0, 242, 254, 0.1);
}

.dropzone-icon {
  font-size: 2.5rem;
  color: var(--primary);
  margin-bottom: 1rem;
}

.dropzone-text {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.dropzone-sub {
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* Bulk Parts Queue Box */
.bulk-queue-box {
  background: #090d16;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  box-shadow: var(--shadow-card);
}

.bulk-queue-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.bulk-queue-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.88rem;
  color: var(--text-main);
}

.bulk-badge {
  background: rgba(37, 99, 235, 0.2);
  border: 1px solid rgba(37, 99, 235, 0.4);
  color: #38bdf8;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 700;
}

.bulk-items-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-height: 180px;
  overflow-y: auto;
}

.bulk-item-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.bulk-item-row:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.2);
}

.bulk-item-row.active {
  border-color: #38bdf8;
  background: rgba(56, 189, 248, 0.1);
}

.bulk-item-info {
  display: flex;
  flex-direction: column;
}

.bulk-item-name {
  font-weight: 700;
  font-size: 0.82rem;
  color: var(--text-main);
}

.bulk-item-sub {
  font-size: 0.7rem;
  color: var(--text-dim);
  font-family: monospace;
}

.bulk-item-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.bulk-item-price {
  font-weight: 800;
  font-size: 0.88rem;
  color: #38bdf8;
}

.bulk-item-del {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  font-size: 1rem;
}

.bulk-item-del:hover {
  color: var(--accent-pink);
}

/* --- Left Panel: File List Sidebar --- */
.quote-panel-left {
  background: #080c14;
  border-right: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
}
.panel-header {
  padding: 1rem 1rem 0.8rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.panel-title { font-size: 0.85rem; font-weight: 700; color: var(--text-main); }
.panel-badge {
  background: rgba(37,99,235,0.2);
  border: 1px solid rgba(37,99,235,0.35);
  color: #38bdf8;
  padding: 2px 8px;
  border-radius: 12px;
  font-size: 0.68rem;
  font-weight: 700;
}
.file-list-area { flex: 1; overflow-y: auto; padding: 0.6rem; }
.file-list-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0.6rem 0.7rem;
  border-radius: 8px;
  cursor: pointer;
  border: 1px solid transparent;
  margin-bottom: 4px;
  transition: all 0.15s ease;
}
.file-list-item:hover { background: rgba(255,255,255,0.05); }
.file-list-item.active {
  background: rgba(56,189,248,0.1);
  border-color: rgba(56,189,248,0.3);
}
.file-thumb {
  width: 36px; height: 36px;
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
}
.file-meta { flex: 1; min-width: 0; }
.file-meta-name {
  font-size: 0.78rem; font-weight: 700; color: var(--text-main);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.file-meta-sub { font-size: 0.68rem; color: var(--text-dim); font-family: monospace; }
.file-meta-price { font-size: 0.8rem; font-weight: 800; color: #38bdf8; flex-shrink: 0; }
.file-list-remove {
  background: none; border: none; color: var(--text-dim); cursor: pointer;
  font-size: 0.85rem; padding: 2px; flex-shrink: 0; opacity: 0; transition: opacity 0.15s;
}
.file-list-item:hover .file-list-remove { opacity: 1; }
.file-list-remove:hover { color: var(--accent-pink); }
.panel-footer {
  padding: 0.7rem;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.panel-dropzone-mini {
  border: 1.5px dashed rgba(0,242,254,0.25);
  background: rgba(0,242,254,0.02);
  border-radius: 8px;
  padding: 0.8rem;
  text-align: center;
  cursor: pointer;
  font-size: 0.78rem;
  color: var(--text-dim);
  transition: all 0.2s ease;
}
.panel-dropzone-mini:hover {
  border-color: var(--primary);
  background: rgba(0,242,254,0.06);
  color: var(--primary);
}

/* --- Center Panel: 3D Viewer --- */
.quote-panel-center {
  display: flex;
  flex-direction: column;
  background: #0b0f19;
  position: relative;
}

/* --- Right Panel: Config Sidebar --- */
.quote-panel-right {
  background: #0a0e17;
  border-left: 1px solid var(--border-color);
  padding: 1.2rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.tech-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(37,99,235,0.15);
  border: 1px solid rgba(37,99,235,0.35);
  color: #38bdf8;
  padding: 0.45rem 0.85rem; border-radius: 8px;
  font-size: 0.82rem; font-weight: 700;
}
.config-select {
  width: 100%; padding: 0.55rem 0.75rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px; color: var(--text-main);
  font-size: 0.82rem; font-weight: 600;
  font-family: var(--font-body);
  cursor: pointer;
  -webkit-appearance: none; appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 32px;
  transition: border-color 0.2s ease;
}
.config-select:hover, .config-select:focus {
  border-color: rgba(56,189,248,0.5); outline: none;
}
.config-select option { background: #0f172a; color: var(--text-main); }
.config-input-sm {
  width: 100%; padding: 0.5rem 0.75rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px; color: var(--text-main);
  font-size: 0.82rem; font-weight: 600;
  font-family: var(--font-body);
}
.config-input-sm:focus { border-color: rgba(56,189,248,0.5); outline: none; }
.post-process-list { display: flex; flex-direction: column; gap: 6px; }
.post-process-option {
  display: flex; align-items: center; gap: 8px;
  padding: 0.45rem 0.65rem;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: 7px; cursor: pointer;
  font-size: 0.78rem; color: var(--text-muted);
  transition: all 0.15s ease;
}
.post-process-option:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.15);
}
.post-process-option input[type="checkbox"] {
  accent-color: var(--primary); width: 15px; height: 15px; cursor: pointer;
}
.post-process-option .pp-label { flex: 1; font-weight: 600; }
.post-process-option .pp-price { font-weight: 700; color: #38bdf8; font-size: 0.75rem; }

/* --- Bottom Section --- */
.quote-bottom-section {
  border-top: 1px solid var(--border-color);
  padding: 1.5rem 2rem;
  background: rgba(255,255,255,0.015);
}
.bottom-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}
.inline-breakdown {
  background: rgba(255,255,255,0.02);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  padding: 1rem;
}
.inline-breakdown-title {
  font-weight: 700; font-size: 0.9rem; color: var(--text-main);
  margin-bottom: 0.7rem;
  display: flex; align-items: center; gap: 6px;
}
.quote-action-buttons {
  display: flex; gap: 12px; margin-top: 1.5rem;
}
.quote-action-buttons .btn {
  flex: 1; padding: 0.85rem 1rem; font-size: 0.9rem;
}

/* --- Bulk Order Grand Total Summary Card --- */
.bulk-order-summary-card {
  background: linear-gradient(135deg, rgba(15, 23, 42, 0.95), rgba(30, 41, 59, 0.98));
  border: 1px solid rgba(56, 189, 248, 0.35);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35), 0 0 15px rgba(56, 189, 248, 0.15);
  border-radius: 12px;
  padding: 1.25rem;
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}
.summary-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.summary-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
}
.summary-card-models-count {
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(56, 189, 248, 0.15);
  color: #38bdf8;
  padding: 0.25rem 0.6rem;
  border-radius: 20px;
  border: 1px solid rgba(56, 189, 248, 0.3);
}
.summary-card-details {
  display: flex;
  gap: 1.2rem;
  font-size: 0.8rem;
  color: var(--text-dim);
  border-bottom: 1px dashed rgba(255, 255, 255, 0.1);
  padding-bottom: 0.6rem;
}
.summary-card-details strong {
  color: var(--text-main);
}
.grand-total-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}
.grand-total-row .total-label {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--text-main);
}
.grand-total-row .total-val {
  font-size: 1.8rem;
  font-weight: 900;
  color: #38bdf8;
  text-shadow: 0 0 12px rgba(56, 189, 248, 0.4);
}
.btn-add-all-cart {
  width: 100%;
  padding: 0.85rem;
  font-size: 1rem;
  font-weight: 800;
  border-radius: 8px;
  background: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  color: #040914;
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.3);
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}
.btn-add-all-cart:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 242, 254, 0.5);
}

/* Sidebar Item Quantity & Price Controls */
.file-qty-controls {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  padding: 2px 4px;
  flex-shrink: 0;
}
.btn-qty-mini {
  background: rgba(255, 255, 255, 0.1);
  border: none;
  color: var(--text-main);
  width: 18px;
  height: 18px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
}
.btn-qty-mini:hover {
  background: rgba(56, 189, 248, 0.3);
  color: #fff;
}
.qty-num {
  font-size: 0.75rem;
  font-weight: 800;
  min-width: 14px;
  text-align: center;
  color: var(--text-main);
}
.item-qty-sub {
  font-size: 0.65rem;
  color: var(--text-dim);
  font-weight: 500;
}


/* 3-Panel Responsive */
@media (max-width: 1100px) {
  .quote-3panel { grid-template-columns: 1fr; }
  .quote-panel-left { border-right: none; border-bottom: 1px solid var(--border-color); max-height: 200px; }
  .quote-panel-right { border-left: none; border-top: 1px solid var(--border-color); }
  .bottom-grid { grid-template-columns: 1fr; }
}

/* 3D Canvas Preview Container (legacy compat) */
.viewer-container-wrapper {
  background: #090D16;
  border-radius: 0;
  border: none;
  overflow: hidden;
}

.viewer-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.6rem 1rem;
  background: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.viewer-file-info {
  display: flex;
  flex-direction: column;
}

.viewer-filename-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-main);
}

.viewer-substats {
  font-size: 0.72rem;
  color: var(--text-dim);
  font-family: monospace;
}

.viewer-controls-group {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.btn-group-toggle {
  display: flex;
  align-items: center;
  gap: 2px;
  background: rgba(255, 255, 255, 0.05);
  padding: 2px;
  border-radius: 6px;
}

.ctrl-label {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-right: 4px;
  margin-left: 4px;
}

.btn-ctrl {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 4px 9px;
  font-size: 0.72rem;
  font-weight: 600;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-ctrl:hover {
  color: #ffffff;
  background: rgba(255, 255, 255, 0.1);
}

.btn-ctrl.active {
  background: #2563eb;
  color: #ffffff;
}

.btn-ctrl.action-btn {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text-main);
}

.btn-ctrl.action-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #2563eb;
}

.viewer-footer-hint {
  text-align: center;
  padding: 0.4rem;
  font-size: 0.72rem;
  color: var(--text-dim);
  background: rgba(0, 0, 0, 0.4);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.axis-badge {
  position: absolute;
  padding: 2px 7px;
  border-radius: 3px;
  font-size: 0.68rem;
  font-weight: 800;
  color: #fff;
  pointer-events: none;
  z-index: 5;
  box-shadow: 0 2px 6px rgba(0,0,0,0.6);
}

.badge-x {
  background: #ef4444;
  top: 48%;
  left: 20%;
}

.badge-y {
  background: #22c55e;
  top: 25%;
  left: 52%;
}

.viewer-container {
  width: 100%;
  height: 300px;
  background: #04060A;
  position: relative;
  overflow: hidden;
  margin-top: 0;
  border: none;
}

.viewer-container canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100% !important;
  height: 100% !important;
  display: block;
}

.viewer-overlay {
  position: absolute;
  bottom: 10px;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}

.viewer-tag {
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  padding: 4px 10px;
  border-radius: 6px;
  font-size: 0.75rem;
  color: var(--text-muted);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

/* Quote Options Controls */
.config-group {
  margin-bottom: 1.5rem;
}

.config-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.6rem;
  color: var(--text-main);
}

.config-label span.value {
  color: var(--primary);
}

.option-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  gap: 10px;
}

.option-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
}

.option-card:hover {
  background: rgba(255, 255, 255, 0.08);
}

.option-card.selected {
  border-color: var(--primary);
  background: rgba(0, 242, 254, 0.1);
  color: var(--primary);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.2);
}

.option-title {
  font-size: 0.85rem;
  font-weight: 700;
  display: block;
}

.option-sub {
  font-size: 0.7rem;
  color: var(--text-dim);
}

/* Range Sliders */
.range-slider {
  width: 100%;
  -webkit-appearance: none;
  height: 6px;
  border-radius: 3px;
  background: rgba(255, 255, 255, 0.1);
  outline: none;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 10px var(--primary);
}

/* Color Circles */
.color-picker {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.color-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
}

.color-dot:hover {
  transform: scale(1.15);
}

.color-dot.active {
  border-color: #FFFFFF;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.5);
}

/* Quote Price Summary Box */
.quote-summary-card {
  background: rgba(0, 242, 254, 0.04);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-top: 1.5rem;
}

.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: var(--text-muted);
}

.summary-row.total {
  border-top: 1px solid var(--border-color);
  padding-top: 0.8rem;
  margin-top: 0.8rem;
  font-size: 1.3rem;
  font-weight: 800;
  color: #FFFFFF;
}

.total-price {
  color: var(--primary);
}

/* Store & Product Cards Grid */
.filter-bar {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.filter-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 8px 18px;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--primary);
  color: #050B14;
  border-color: var(--primary);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-main), 0 0 20px rgba(0, 242, 254, 0.15);
}

.product-img-wrapper {
  position: relative;
  width: 100%;
  height: 230px;
  overflow: hidden;
  background: #0B101D;
}

.product-img-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img-wrapper img {
  transform: scale(1.08);
}

.badge-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(7, 9, 14, 0.8);
  backdrop-filter: blur(6px);
  color: var(--primary);
  border: 1px solid rgba(0, 242, 254, 0.3);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
}

.badge-tag.pink {
  color: var(--accent-pink);
  border-color: rgba(255, 42, 133, 0.3);
}

.product-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title {
  font-size: 1.15rem;
  margin-bottom: 0.5rem;
}

.product-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1.2rem;
  flex-grow: 1;
}

.product-specs {
  display: flex;
  gap: 10px;
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.spec-chip {
  background: rgba(255, 255, 255, 0.05);
  padding: 3px 8px;
  border-radius: 4px;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--border-color);
}

.product-price {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary);
  font-family: var(--font-heading);
}

/* Customized Gift Personalizer Box */
.gift-configurator {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  align-items: center;
}

.gift-preview-box {
  background: #04060A;
  border-radius: var(--radius-lg);
  height: 360px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.gift-preview-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lithophane-text-overlay {
  position: absolute;
  bottom: 25px;
  background: rgba(0,0,0,0.7);
  color: var(--warning);
  padding: 6px 16px;
  border-radius: 20px;
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: 1px;
  box-shadow: 0 0 15px rgba(255, 184, 0, 0.4);
}

.input-field {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  padding: 0.85rem 1.2rem;
  border-radius: var(--radius-md);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition);
}

.input-field:focus {
  border-color: var(--primary);
  background: rgba(0, 242, 254, 0.05);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

/* Feature Cards Grid (Why FDM Exclusively) */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  padding: 2rem;
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.feature-card:hover {
  border-color: var(--primary);
  transform: translateY(-5px);
}

.feature-icon {
  width: 52px;
  height: 52px;
  background: rgba(0, 242, 254, 0.1);
  border: 1px solid rgba(0, 242, 254, 0.3);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 1.2rem;
}

/* Cart Drawer */
.cart-drawer-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

.cart-drawer-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: -420px;
  width: 400px;
  max-width: 100%;
  height: 100%;
  background: #0D121F;
  border-left: 1px solid var(--border-color);
  z-index: 2001;
  transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
}

.cart-drawer-overlay.open .cart-drawer {
  right: 0;
}

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

.close-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
}
.close-btn:hover { color: var(--primary); }

.cart-items {
  padding: 1.5rem;
  flex-grow: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cart-item {
  display: flex;
  gap: 12px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  padding: 10px;
  border-radius: var(--radius-md);
  align-items: center;
}

.cart-item-img {
  width: 60px;
  height: 60px;
  border-radius: 8px;
  object-fit: cover;
  background: #04060A;
}

.cart-item-details {
  flex-grow: 1;
}

.cart-item-title {
  font-size: 0.9rem;
  font-weight: 700;
}

.cart-item-sub {
  font-size: 0.75rem;
  color: var(--text-dim);
}

.cart-item-price {
  font-weight: 800;
  color: var(--primary);
  font-size: 0.95rem;
}

.cart-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--border-color);
  background: rgba(7, 9, 14, 0.5);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: rgba(17, 23, 38, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid var(--primary);
  color: #FFFFFF;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-main), 0 0 15px rgba(0, 242, 254, 0.3);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: slideIn 0.3s forwards;
}

@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Footer */
.footer {
  background: #04060B;
  border-top: 1px solid var(--border-color);
  padding: 80px 0 30px;
  margin-top: 100px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col-title {
  font-size: 1.1rem;
  margin-bottom: 1.2rem;
  color: #FFFFFF;
}

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

.footer-links li {
  margin-bottom: 0.6rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-grid, .quote-grid, .gift-configurator {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .nav-links {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .hero-title {
    font-size: 2.7rem;
  }
}

/* Order Priority Cards (SNH Cloud Style) */
.order-type-cards {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: 0.5rem;
}

.order-type-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.order-type-card:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.2);
}

.order-type-card.selected {
  border-color: #2563eb;
  background: rgba(37, 99, 235, 0.12);
  box-shadow: 0 0 12px rgba(37, 99, 235, 0.2);
}

.order-type-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.order-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-main);
}

.order-price {
  font-weight: 800;
  font-size: 0.95rem;
  color: #38bdf8;
}

.order-sub {
  font-size: 0.75rem;
  color: var(--text-dim);
  margin-top: 0.2rem;
}

/* Modal Popup Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(8px);
  z-index: 99999;
  display: none;
  align-items: center;
  justify-content: center;
}

.modal-overlay.open {
  display: flex !important;
}

.modal-card {
  background: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  width: 92%;
  max-width: 580px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  animation: modalSlideUp 0.3s ease;
}

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

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  background: rgba(255, 255, 255, 0.02);
}

.modal-header h3 {
  margin: 0;
  font-size: 1.1rem;
  color: var(--text-main);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--text-dim);
  cursor: pointer;
}

.modal-close-btn:hover {
  color: var(--text-main);
}

.modal-body {
  padding: 1.25rem;
}

/* Breakdown Table (SNH Cloud Supernova Style) */
.breakdown-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  color: var(--text-main);
}

.breakdown-table th, .breakdown-table td {
  padding: 0.6rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.breakdown-table th {
  color: var(--text-dim);
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
}

.breakdown-table tr.subtotal-row td {
  border-top: 1px dashed rgba(255, 255, 255, 0.2);
  border-bottom: 1px dashed rgba(255, 255, 255, 0.2);
}

.breakdown-table tr.adjustment-row {
  background: rgba(234, 179, 8, 0.08);
}

.warning-badge {
  color: #facc15;
  font-weight: 700;
  font-size: 0.8rem;
}

.adjustment-sub {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 2px;
}

.breakdown-table tr.total-row td {
  font-size: 1.05rem;
  font-weight: 800;
  color: #38bdf8;
  border-top: 2px solid var(--border-color);
}

.breakdown-footer-note {
  margin-top: 1rem;
  font-size: 0.72rem;
  color: var(--text-dim);
  text-align: center;
  line-height: 1.4;
}

/* ==========================================================================
   ROBU.IN REFERENCE LAYOUT - MULTI-MODEL CARD & ORDER SUMMARY SYSTEM
   ========================================================================== */

/* Top Notice Banner */
.quote-notice-banner {
  background: rgba(34, 197, 94, 0.1);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: 8px;
  padding: 0.85rem 1.25rem;
  font-size: 0.85rem;
  color: #86efac;
  margin-bottom: 1.25rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
}
.notice-badge {
  font-weight: 700;
  color: #4ade80;
}
.notice-links {
  display: flex;
  gap: 12px;
  font-size: 0.8rem;
}
.notice-links a {
  color: #60a5fa;
  text-decoration: underline;
}

/* Quote Toolbar Header */
.quote-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.toolbar-left, .toolbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}
.quote-name-input {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 0.4rem 0.75rem;
  color: var(--text-main);
  font-size: 0.85rem;
  width: 220px;
}
.btn-purple {
  background: #7c3aed;
  color: #fff;
  border: none;
  font-size: 0.8rem;
  padding: 0.45rem 0.85rem;
  border-radius: 6px;
  cursor: pointer;
}
.btn-purple:hover { background: #6d28d9; }
.btn-danger-icon {
  background: #ef4444;
  color: #fff;
  border: none;
  border-radius: 6px;
  padding: 0.45rem 0.65rem;
  cursor: pointer;
}

/* Models List Container (Wide Cards) */
.models-list-container {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.model-card-item {
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 1.2rem;
  display: grid;
  grid-template-columns: 280px 1fr 220px;
  gap: 1.5rem;
  align-items: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  transition: border-color 0.2s ease;
}
.model-card-item:hover {
  border-color: rgba(56, 189, 248, 0.3);
}

/* Left: 3D Visual & Canvas */
.model-card-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.model-name-heading {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.5rem;
  word-break: break-all;
}
.model-preview-box {
  width: 100%;
  height: 140px;
  background: #090d16;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.model-preview-box canvas {
  width: 100% !important;
  height: 100% !important;
}
.btn-3d-view {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 4px;
  color: #fff;
  font-size: 0.72rem;
  padding: 0.25rem 0.5rem;
  cursor: pointer;
  backdrop-filter: blur(4px);
}
.model-dims-text {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 0.5rem;
}
.model-sub-info {
  font-size: 0.72rem;
  color: var(--text-dim);
  margin-top: 0.1rem;
}

/* Center: Controls Form Grid */
.model-card-controls {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}
.control-row {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
}
.control-row label {
  color: var(--text-muted);
  font-weight: 600;
}
.control-select-sm {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  padding: 0.35rem 0.6rem;
  color: var(--text-main);
  font-size: 0.82rem;
}
.control-select-sm option { background: #0f172a; }
.select-color-group {
  display: flex;
  gap: 6px;
}
.advanced-options-toggle {
  font-size: 0.75rem;
  color: #60a5fa;
  cursor: pointer;
  margin-top: 0.2rem;
  user-select: none;
}

/* Right: Pricing & Quantity Column */
.model-card-pricing {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 0.8rem;
  border-left: 1px solid rgba(255, 255, 255, 0.08);
  padding-left: 1.2rem;
}
.unit-price-line {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.95rem;
  font-weight: 700;
}
.unit-price-amount {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--text-main);
}
.info-icon-btn {
  background: none;
  border: none;
  color: #3b82f6;
  font-size: 0.9rem;
  cursor: pointer;
  padding: 0;
}
.mult-sign { color: var(--text-dim); font-size: 0.85rem; }
.qty-input-card {
  width: 55px;
  padding: 0.3rem 0.4rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 6px;
  color: var(--text-main);
  font-weight: 700;
}
.item-total-price-line {
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--text-main);
}
.card-action-icons {
  display: flex;
  gap: 8px;
}
.btn-card-icon {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  padding: 0.35rem 0.55rem;
  font-size: 0.9rem;
  cursor: pointer;
  color: var(--text-main);
}
.btn-card-icon.delete-red {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.3);
  color: #f87171;
}
.btn-card-icon.delete-red:hover {
  background: #ef4444;
  color: #fff;
}

/* Main Dropzone Box */
.main-dropzone-card {
  border: 2px dashed rgba(56, 189, 248, 0.35);
  background: rgba(56, 189, 248, 0.02);
  border-radius: 12px;
  padding: 2.2rem 1.5rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  margin-bottom: 2rem;
}
.main-dropzone-card:hover {
  border-color: #38bdf8;
  background: rgba(56, 189, 248, 0.06);
}
.dropzone-icon { font-size: 2.2rem; margin-bottom: 0.5rem; }
.dropzone-title { font-size: 1.05rem; font-weight: 700; color: var(--text-main); }
.dropzone-sub { font-size: 0.8rem; color: var(--text-dim); margin-top: 0.3rem; }

/* Checkout & Order Summary Section */
.quote-checkout-section {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 2rem;
  align-items: start;
}
.shipping-estimate-box {
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
  padding: 1.2rem;
}
.shipping-header { font-size: 0.95rem; font-weight: 700; color: var(--text-main); margin-bottom: 0.4rem; }
.shipping-sub { font-size: 0.78rem; color: var(--text-dim); margin-bottom: 0.8rem; }
.shipping-input-group { display: flex; gap: 8px; max-width: 320px; }

/* Right Order Summary Panel (Ref Layout) */
.order-summary-panel {
  background: #0f172a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  padding: 1.25rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}
.order-type-header-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.8rem;
}
.order-type-cards-vertical {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  margin-bottom: 0.8rem;
}
.order-type-card-ref {
  border: 1.5px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  padding: 0.75rem;
  cursor: pointer;
  transition: all 0.15s ease;
}
.order-type-card-ref.selected {
  border-color: #3b82f6;
  background: rgba(59, 130, 246, 0.08);
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.2);
}
.card-ref-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.card-ref-title { font-weight: 700; font-size: 0.88rem; color: var(--text-main); }
.card-ref-price { font-weight: 800; font-size: 1rem; color: #ef4444; }
.order-type-card-ref.selected .card-ref-price { color: #3b82f6; }
.card-ref-sub { font-size: 0.72rem; color: var(--text-dim); margin-top: 2px; }
.card-ref-queue { font-size: 0.7rem; color: var(--text-dim); margin-top: 2px; }
.ref-badge {
  font-size: 0.68rem;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 700;
  margin-left: 4px;
}
.ref-badge.rush { background: rgba(239, 68, 68, 0.2); color: #f87171; }
.ref-badge.economy { background: rgba(34, 197, 94, 0.2); color: #4ade80; }

.time-estimates-note {
  font-size: 0.7rem;
  color: var(--text-dim);
  text-align: center;
  margin: 0.6rem 0 1rem 0;
}
.grand-total-ref-box {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  margin-bottom: 1rem;
}
.grand-total-ref-price-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
}
.grand-total-ref-price-line .lbl { font-size: 1.2rem; font-weight: 800; color: var(--text-main); }
.grand-total-ref-price-line .val { font-size: 1.8rem; font-weight: 900; color: var(--text-main); }
.info-btn { background: none; border: none; font-size: 1rem; cursor: pointer; color: #3b82f6; }
.grand-total-ref-sub { font-size: 0.75rem; color: var(--text-dim); margin-top: 2px; }
.btn-checkout-ref {
  width: 100%;
  padding: 0.85rem;
  font-size: 1rem;
  font-weight: 700;
  background: #2563eb;
  color: #fff;
  border: none;
  border-radius: 8px;
  cursor: pointer;
}
.btn-checkout-ref:hover { background: #1d4ed8; }

/* Responsive adjustments for model card */
@media (max-width: 900px) {
  .model-card-item { grid-template-columns: 1fr; gap: 1rem; }
  .model-card-pricing { border-left: none; border-top: 1px solid rgba(255,255,255,0.08); padding-left: 0; padding-top: 1rem; align-items: center; }
  .quote-checkout-section { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Filament Store Dedicated Page Styles
   ========================================================================== */
.filament-hero {
  position: relative;
  padding: 140px 0 60px 0;
  background: linear-gradient(180deg, rgba(7, 9, 14, 0.95) 0%, rgba(17, 23, 38, 0.9) 100%),
              url('assets/filament_store_hero.png') center/cover no-repeat;
  border-bottom: 1px solid var(--border-color);
  overflow: hidden;
}

.filament-hero-overlay {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(circle at 30% 50%, rgba(0, 242, 254, 0.12) 0%, transparent 60%),
              radial-gradient(circle at 80% 80%, rgba(127, 0, 255, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.filament-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin-top: 2rem;
}

.filament-stat-box {
  background: rgba(18, 24, 38, 0.7);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  transition: var(--transition);
}

.filament-stat-box:hover {
  border-color: var(--border-glow);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 242, 254, 0.15);
}

.filament-stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0, 242, 254, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  color: var(--primary);
}

/* Filament Toolbar (Search, Filter, Sort) */
.filament-toolbar {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-bottom: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  backdrop-filter: blur(16px);
}

.filament-toolbar-top {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.filament-search-wrapper {
  position: relative;
  flex: 1;
  min-width: 280px;
}

.filament-search-wrapper input {
  width: 100%;
  padding: 0.75rem 1rem 0.75rem 2.8rem;
  background: rgba(7, 9, 14, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.95rem;
  transition: var(--transition);
}

.filament-search-wrapper input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 15px var(--primary-glow);
}

.filament-search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.filament-sort-wrapper {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.filament-sort-wrapper select {
  padding: 0.75rem 1rem;
  background: rgba(7, 9, 14, 0.7);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  color: #fff;
  font-size: 0.9rem;
  cursor: pointer;
  outline: none;
}

.filament-sort-wrapper select:focus {
  border-color: var(--primary);
}

.filament-filter-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  padding-bottom: 4px;
}

.filament-filter-tabs::-webkit-scrollbar {
  height: 4px;
}

/* Swatches & Color Dots */
.swatch-container {
  margin: 0.8rem 0;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.8rem;
}

.swatch-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
  font-size: 0.82rem;
}

.swatch-label {
  color: var(--text-muted);
}

.swatch-label strong {
  color: var(--text-main);
}

.stock-badge {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 12px;
}

.stock-badge.in-stock {
  background: rgba(0, 230, 118, 0.15);
  color: var(--success);
}

.stock-badge.low-stock {
  background: rgba(255, 184, 0, 0.15);
  color: var(--warning);
}

.swatch-dots-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-height: 80px;
  overflow-y: auto;
}

.swatch-dot {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.3);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  padding: 0;
  outline: none;
}

.swatch-dot:hover {
  transform: scale(1.2);
  border-color: #ffffff;
}

.swatch-dot.active {
  transform: scale(1.25);
  border-color: var(--primary);
  box-shadow: 0 0 10px var(--primary);
}

/* Quantity Counter Stepper */
.qty-counter {
  display: flex;
  align-items: center;
  background: rgba(7, 9, 14, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  overflow: hidden;
}

.qty-btn {
  background: transparent;
  border: none;
  color: var(--text-main);
  width: 28px;
  height: 32px;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.2s;
}

.qty-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--primary);
}

.qty-val {
  padding: 0 10px;
  font-size: 0.9rem;
  font-weight: 700;
  color: #fff;
  min-width: 24px;
  text-align: center;
}

/* Product Main Image & View Sample Overlay */
.product-card.filament-card .product-img-wrapper {
  position: relative;
  overflow: hidden;
  height: 220px;
}

.product-card.filament-card .product-main-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-card.filament-card:hover .product-main-img {
  transform: scale(1.05);
}

.view-sample-btn {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  opacity: 0;
  background: rgba(7, 9, 14, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-glow);
  color: var(--primary);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.product-card.filament-card:hover .view-sample-btn {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.view-sample-btn:hover {
  background: var(--primary);
  color: #000;
  box-shadow: 0 0 15px var(--primary-glow);
}

/* Rating Badge */
.rating-badge {
  background: rgba(255, 184, 0, 0.15);
  color: var(--warning);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Tech Specs Modal Table */
.tech-spec-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
  font-size: 0.85rem;
}

.tech-spec-table th, .tech-spec-table td {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  text-align: left;
}

.tech-spec-table th {
  color: var(--text-muted);
  font-weight: 600;
  width: 45%;
}

.tech-spec-table td {
  color: #fff;
  font-weight: 500;
}

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

/* Material Guide Comparison Table */
.material-guide-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(16px);
  margin-top: 3rem;
}

.comp-table-wrapper {
  overflow-x: auto;
  margin-top: 1.2rem;
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  min-width: 700px;
}

.comp-table th {
  background: rgba(255, 255, 255, 0.04);
  color: var(--primary);
  padding: 0.9rem 1rem;
  text-align: left;
  font-weight: 700;
  border-bottom: 2px solid var(--border-color);
}

.comp-table td {
  padding: 0.8rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

.comp-table tr:hover td {
  background: rgba(0, 242, 254, 0.03);
}

@media (max-width: 600px) {
  .specs-modal-grid {
    grid-template-columns: 1fr !important;
  }
}

/* ==========================================================================
   Customer Authentication & My Orders Portal Styles
   ========================================================================== */

/* Navbar User Account Trigger */
.nav-user-wrapper {
  position: relative;
  display: inline-block;
}

.nav-user-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  color: #fff;
  padding: 0.5rem 0.9rem;
  border-radius: 8px;
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.nav-user-btn:hover {
  background: rgba(0, 242, 254, 0.08);
  border-color: rgba(0, 242, 254, 0.3);
  color: var(--primary);
}

.nav-user-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 220px;
  background: #11141c;
  border: 1px solid var(--border-glow);
  border-radius: 10px;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(12px);
  display: none;
  flex-direction: column;
  z-index: 1000;
  padding: 6px;
}

.nav-user-dropdown.open {
  display: flex;
}

.dropdown-user-header {
  padding: 10px 12px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  margin-bottom: 4px;
}

.dropdown-user-name {
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
}

.dropdown-user-email {
  font-size: 0.75rem;
  color: var(--text-muted);
  word-break: break-all;
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  color: var(--text-main);
  text-decoration: none;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  border: none;
  background: transparent;
  width: 100%;
  text-align: left;
  transition: all 0.15s ease;
}

.dropdown-item:hover {
  background: rgba(0, 242, 254, 0.08);
  color: var(--primary);
}

.dropdown-item.danger:hover {
  background: rgba(239, 68, 68, 0.1);
  color: #ef4444;
}

/* Auth Modal Styles */
.auth-card {
  max-width: 460px;
  width: 100%;
  background: #0f131d;
  border: 1px solid var(--border-glow);
  border-radius: 14px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7);
  overflow: hidden;
}

.auth-header {
  padding: 1.5rem 1.5rem 1rem 1.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  position: relative;
}

.auth-tabs {
  display: flex;
  background: rgba(255, 255, 255, 0.03);
  padding: 4px;
  border-radius: 8px;
  margin-top: 1rem;
}

.auth-tab {
  flex: 1;
  text-align: center;
  padding: 8px 12px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  border-radius: 6px;
  transition: all 0.2s ease;
}

.auth-tab.active {
  background: var(--primary);
  color: #000;
  box-shadow: 0 2px 8px rgba(0, 242, 254, 0.3);
}

.auth-body {
  padding: 1.5rem;
  max-height: 75vh;
  overflow-y: auto;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}

.auth-field-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 4px;
  display: block;
}

.auth-input {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: #fff;
  font-family: inherit;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.auth-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 242, 254, 0.15);
}

/* My Orders Portal & Shiprocket Live Tracking */
.orders-modal-card {
  max-width: 800px;
  width: 100%;
  background: #0d1017;
  border: 1px solid var(--border-glow);
  border-radius: 14px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
}

.customer-order-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: 12px;
  padding: 1.2rem;
  margin-bottom: 1.2rem;
  transition: all 0.2s ease;
}

.customer-order-card:hover {
  border-color: rgba(0, 242, 254, 0.3);
  background: rgba(255, 255, 255, 0.03);
}

.order-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 1rem;
  flex-wrap: wrap;
  gap: 8px;
}

.order-code {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--primary);
}

.order-date-text {
  font-size: 0.78rem;
  color: var(--text-dim);
}

/* Shiprocket Live Tracking Box */
.shiprocket-box {
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.05), rgba(79, 172, 254, 0.08));
  border: 1px solid rgba(0, 242, 254, 0.25);
  border-radius: 10px;
  padding: 1rem;
  margin: 1rem 0;
}

.shiprocket-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.8rem;
  flex-wrap: wrap;
  gap: 8px;
}

.shiprocket-brand {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 800;
  color: #fff;
  font-size: 0.9rem;
}

.shiprocket-brand-icon {
  background: #733dd8;
  color: #fff;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 800;
}

.awb-badge {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 0.8rem;
  color: #fff;
  font-family: monospace;
}

/* Tracking Timeline Checkpoints */
.tracking-timeline {
  display: flex;
  justify-content: space-between;
  position: relative;
  margin: 1.5rem 0 0.5rem 0;
}

.tracking-timeline::before {
  content: '';
  position: absolute;
  top: 14px;
  left: 20px;
  right: 20px;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 1;
}

.timeline-checkpoint {
  position: relative;
  z-index: 2;
  text-align: center;
  flex: 1;
}

.timeline-dot {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #141923;
  border: 2px solid rgba(255, 255, 255, 0.2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  color: var(--text-dim);
  margin-bottom: 6px;
  transition: all 0.3s ease;
}

.timeline-checkpoint.active .timeline-dot {
  background: var(--primary);
  border-color: var(--primary);
  color: #000;
  font-weight: 800;
  box-shadow: 0 0 14px rgba(0, 242, 254, 0.5);
}

.timeline-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-dim);
  display: block;
}

.timeline-checkpoint.active .timeline-label {
  color: #fff;
  font-weight: 700;
}

@media (max-width: 600px) {
  .tracking-timeline {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }
  .tracking-timeline::before {
    top: 0;
    bottom: 0;
    left: 14px;
    width: 2px;
    height: auto;
  }
  .timeline-checkpoint {
    display: flex;
    align-items: center;
    gap: 12px;
    text-align: left;
  }
}

/* Delivery Method Toggle & Auto-Fill Styles */
.delivery-toggle-btn {
  padding: 10px 14px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1.5px solid rgba(255, 255, 255, 0.1);
  color: #94a3b8;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.2s ease;
}
.delivery-toggle-btn:hover {
  border-color: rgba(0, 242, 254, 0.4);
  color: #fff;
}
.delivery-toggle-btn.active {
  background: rgba(0, 242, 254, 0.12);
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 12px rgba(0, 242, 254, 0.25);
}