:root {
  /* Core Colors */
  --bg-dark: #050508;
  --bg-gradient: radial-gradient(circle at 50% 0%, #0f1322 0%, #050508 80%);
  --accent-blue: #2CA6E0;
  --accent-glow: rgba(44, 166, 224, 0.4);
  --text-main: #FFFFFF;
  --text-muted: #A0A5B0;

  /* Surfaces */
  --surface-base: rgba(255, 255, 255, 0.03);
  --surface-hover: rgba(255, 255, 255, 0.06);
  --surface-active: rgba(44, 166, 224, 0.1);
  --border-light: rgba(255, 255, 255, 0.1);

  /* Fonts */
  --font-heading: 'Cormorant Garamond', serif;
  --font-body: 'Montserrat', sans-serif;
}

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

body {
  background: var(--bg-dark);
  background-image: var(--bg-gradient);
  background-attachment: fixed;
  color: var(--text-main);
  font-family: var(--font-body);
  padding-bottom: 140px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* --- Typography --- */
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--text-main); font-weight: 300; }
h1 { font-size: 3.5rem; letter-spacing: -0.02em; line-height: 1.1; margin-bottom: 15px; }
h2 { font-size: 2.2rem; margin-bottom: 20px; color: var(--accent-blue); }
h4 { font-size: 1.25rem; font-weight: 600; margin-bottom: 5px; color: var(--text-main); }
p { margin-bottom: 24px; font-weight: 300; font-size: 1.05rem; color: var(--text-muted); }

/* --- Structure --- */
.container { max-width: 960px; margin: 60px auto; padding: 0 25px; position: relative; z-index: 1; }
.step-section { display: none; animation: fadeUp 0.6s cubic-bezier(0.16, 1, 0.3, 1); }
.step-section.active { display: block; }
@keyframes fadeUp { from { opacity:0; transform:translateY(20px);} to {opacity:1; transform:translateY(0);} }

/* --- 2-COLUMN ROADMAP (HOMEPAGE STYLE) --- */
.roadmap-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; margin-bottom: 60px; align-items: start; }
.roadmap-left h1 { font-size: 4rem; margin-bottom: 25px; line-height: 1; }
.roadmap-left p { font-size: 1.1rem; max-width: 90%; }
.roadmap-right { position: relative; border-left: 2px solid var(--border-light); padding-left: 30px; margin-top: 15px; }
.r-step { position: relative; margin-bottom: 40px; }
.r-step:last-child { margin-bottom: 0; }
.r-dot { position: absolute; left: -38px; top: 5px; width: 16px; height: 16px; background: var(--bg-dark); border: 2px solid var(--accent-blue); border-radius: 50%; box-shadow: 0 0 15px var(--accent-glow); z-index: 2; }
.r-content h4 { color: var(--accent-blue); margin-bottom: 5px; text-transform: uppercase; letter-spacing: 1px; font-size: 0.9rem; }
.r-content p { font-size: 0.95rem; margin: 0; opacity: 0.8; }

/* --- COMPACT PROGRESS HEADER --- */
.progress-header { position: sticky; top: 0; background: rgba(5, 5, 8, 0.95); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); z-index: 100; height: 70px; border-bottom: 1px solid var(--border-light); display: flex; align-items: center; justify-content: center; }
.progress-bar { display: flex; width: 90%; max-width: 800px; position: relative; justify-content: space-between; align-items: center; }
.progress-line-bg { position: absolute; top: 50%; left: 0; width: 100%; height: 1px; background: var(--border-light); z-index: 1; border-radius: 2px; transform: translateY(-50%); }
.progress-line-fill { position: absolute; top: 50%; left: 0; width: 0%; height: 1px; background: var(--accent-blue); box-shadow: 0 0 10px var(--accent-glow); z-index: 2; transition: width 0.6s cubic-bezier(0.22, 1, 0.36, 1); transform: translateY(-50%); }
.step-indicator { position: relative; z-index: 3; background: var(--bg-dark); border: 1px solid var(--border-light); color: var(--text-muted); width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--font-body); font-size: 0.75rem; font-weight: 500; transition: all 0.4s ease; }
.step-indicator.active { border-color: var(--accent-blue); color: var(--accent-blue); box-shadow: 0 0 15px rgba(44, 166, 224, 0.2); transform: scale(1.1); }
.step-indicator.completed { background: var(--accent-blue); border-color: var(--accent-blue); color: #fff; }
.step-label { position: absolute; top: 34px; left: 50%; transform: translateX(-50%); font-size: 0.65rem; text-transform: uppercase; letter-spacing: 1px; white-space: nowrap; color: var(--text-muted); opacity: 0.5; transition: opacity 0.3s, color 0.3s; line-height: 1; }
.step-indicator.active .step-label { opacity: 1; color: var(--accent-blue); font-weight: 700; }
.step-indicator.completed .step-label { opacity: 1; color: var(--text-main); }

/* --- Forms & Inputs --- */
.form-grid { display:grid; grid-template-columns: 1fr 1fr; gap: 30px; }
.full-width { grid-column: span 2; }
label { display: block; margin-bottom: 12px; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 2px; font-weight: 600; color: var(--accent-blue); }
input, select, textarea { width: 100%; padding: 16px 20px; background: var(--surface-base); border: 1px solid var(--border-light); border-radius: 8px; font-family: var(--font-body); font-size: 1rem; color: var(--text-main); transition: all 0.3s ease; }
input::placeholder, textarea::placeholder { color: var(--text-muted); opacity: 0.5; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent-blue); background: var(--surface-hover); box-shadow: 0 0 0 4px rgba(44, 166, 224, 0.1); }
select option { background: #0f1322; color: var(--text-main); }

/* --- RADIO CARDS --- */
.radio-card-group { display: flex; gap: 15px; margin-top: 5px; max-width: 400px; }
.radio-card-option { flex: 1; position: relative; }
.radio-card-option input[type="radio"] { position: absolute; opacity: 0; width: 0; height: 0; }
.radio-card-label { display: block; padding: 12px 15px; background: var(--surface-base); border: 1px solid var(--border-light); border-radius: 8px; text-align: center; cursor: pointer; transition: all 0.3s ease; font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
.radio-card-label:hover { background: var(--surface-hover); border-color: var(--accent-blue); }
.radio-card-option input[type="radio"]:checked + .radio-card-label { background: rgba(44, 166, 224, 0.15); border-color: var(--accent-blue); color: #fff; box-shadow: 0 0 15px rgba(44, 166, 224, 0.2); }

/* --- UPLOAD DROP ZONE --- */
.upload-drop-zone { border: 2px dashed var(--border-light); border-radius: 12px; padding: 40px; text-align: center; background: rgba(0,0,0,0.2); transition: all 0.3s; cursor: pointer; display: flex; flex-direction: column; align-items: center; justify-content: center; }
.upload-drop-zone:hover { border-color: var(--accent-blue); background: var(--surface-hover); }
.upload-icon { font-size: 2.5rem; margin-bottom: 10px; display: block; }
.upload-text { font-size: 0.9rem; color: var(--text-muted); }
.upload-drop-zone input[type="file"] { display: none; }

/* --- DASHED BUTTON --- */
.btn-dashed { width: 100%; padding: 15px; border: 1px dashed var(--border-light); background: transparent; border-radius: 8px; color: var(--text-muted); font-size: 0.9rem; text-transform: uppercase; letter-spacing: 1.5px; cursor: pointer; transition: all 0.3s; margin-top: 10px; }
.btn-dashed:hover { border-color: var(--accent-blue); color: var(--accent-blue); background: rgba(44, 166, 224, 0.05); }

/* --- Buttons (General) --- */
.step-nav-buttons { display: flex; gap: 20px; justify-content: space-between; margin-top: 60px; align-items: center; }
.btn { padding: 18px 40px; border: none; border-radius: 6px; font-family: var(--font-body); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 2px; font-weight: 700; cursor: pointer; transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1); }
.btn-primary { background: var(--accent-blue); color:#fff; box-shadow: 0 10px 30px -10px rgba(44, 166, 224, 0.5); }
.btn-primary:hover { background: #3cb4ee; transform: translateY(-3px); box-shadow: 0 15px 35px -10px rgba(44, 166, 224, 0.6); }
.btn-secondary { background: transparent; color: var(--text-muted); border: 1px solid var(--border-light); }
.btn-secondary:hover { border-color: var(--accent-blue); color: var(--text-main); background: var(--surface-hover); }

/* Download Button */
.btn-download-all { display: inline-block; padding: 18px 40px; font-size: 0.85rem; background: var(--bg-dark); border: 2px solid var(--accent-blue); color: var(--accent-blue); border-radius: 50px; text-transform: uppercase; letter-spacing: 2px; font-weight: 700; transition: all 0.3s; cursor: pointer; box-shadow: 0 0 20px rgba(0,0,0,0.5); margin: 0; }
.btn-download-all:hover { background: var(--accent-blue); color: #fff; box-shadow: 0 0 35px rgba(44, 166, 224, 0.5); transform: translateY(-2px); }
.btn-download-mini { background: transparent; border: 1px solid var(--border-light); color: var(--text-muted); padding: 5px 12px; font-size: 0.75rem; border-radius: 4px; cursor: pointer; text-decoration: none; display: inline-block; }
.btn-download-mini:hover { border-color: var(--accent-blue); color: var(--accent-blue); }

/* --- Floating Widget (FIXED POP-UP TAB) --- */
#floating-widget { position: fixed; bottom: 0; right: 40px; width: 320px; background: rgba(15, 19, 34, 0.98); border: 1px solid var(--border-light); border-bottom: none; border-radius: 12px 12px 0 0; box-shadow: 0 -10px 40px rgba(0,0,0,0.5); z-index: 1000; display: flex; flex-direction: column; transition: transform 0.4s cubic-bezier(0.19, 1, 0.22, 1); transform: translateY(0); }
#floating-widget.collapsed { transform: translateY(calc(100% - 60px)); }
.fw-header { height: 60px; padding: 0 20px; cursor: pointer; display: flex; justify-content: space-between; align-items: center; font-size: 0.8rem; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase; background: rgba(255,255,255,0.03); border-bottom: 1px solid var(--border-light); user-select: none; }
.fw-header:hover { background: rgba(255,255,255,0.06); color: var(--accent-blue); }
.fw-content { padding: 25px; overflow-y: auto; max-height: 60vh; }
.fw-item { display:flex; justify-content:space-between; font-size:0.9rem; margin-bottom:12px; color: var(--text-muted); padding-bottom:8px; border-bottom:1px dashed var(--border-light); }
.fw-total { margin-top:20px; padding-top:15px; display:flex; justify-content:space-between; font-family:var(--font-heading); font-size:1.5rem; color:var(--text-main); border-top: 1px solid var(--border-light); }
.fw-deposit { font-size:0.8rem; color: var(--accent-blue); margin-top:8px; text-align:right; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

/* --- Collapsibles --- */
.collapsible { background: var(--surface-base); border: 1px solid var(--border-light); border-radius: 12px; overflow: hidden; margin-bottom: 30px; transition: border-color 0.3s ease; }
.collapsible:hover { border-color: rgba(255,255,255,0.2); }
.collapsible-header { width: 100%; border: 0; background: transparent; padding: 25px 30px; display: flex; justify-content: space-between; align-items: center; cursor: pointer; text-align: left; }
.collapsible-title { font-family: var(--font-heading); font-size: 1.8rem; color: var(--text-main); margin-bottom: 5px; }
.collapsible-subtitle { font-size: 0.95rem; color: var(--text-muted); }
.collapsible-chevron { font-size: 1.2rem; width: 32px; height: 32px; display: flex; align-items: center; justify-content: center; border-radius: 50%; border: 1px solid var(--border-light); color: var(--text-muted); transition: all 0.3s ease; }
.collapsible-header:hover .collapsible-chevron { border-color: var(--accent-blue); color: var(--accent-blue); }
.collapsible.collapsed .collapsible-chevron { transform: rotate(-90deg); }
.collapsible-body { border-top: 1px solid var(--border-light); display: grid; grid-template-rows: 1fr; transition: grid-template-rows 0.4s cubic-bezier(0.25, 1, 0.5, 1), border-color 0.4s ease; }
.collapsible.collapsed .collapsible-body { grid-template-rows: 0fr; border-top-color: transparent; }
.collapsible-inner { overflow: hidden; padding: 30px; transition: padding 0.4s ease; }
.collapsible.collapsed .collapsible-inner { padding-top: 0; padding-bottom: 0; }

/* --- Packages --- */
.packages-included-inline { text-align: center; margin-bottom: 30px; background: var(--surface-base); border-radius: 12px; padding: 20px; border: 1px solid var(--border-light); }
.packages-included-title { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 2px; color: var(--accent-blue); margin-bottom: 12px; font-weight: 700; }
.package-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.package-card { border: 1px solid var(--border-light); border-radius: 16px; background: var(--surface-base); cursor: pointer; overflow: hidden; transition: all 0.3s cubic-bezier(0.25, 1, 0.5, 1); position: relative; }
.package-card:hover { transform: translateY(-5px); border-color: var(--accent-blue); box-shadow: 0 15px 40px -10px rgba(0,0,0,0.5); }
.package-card.selected { background: var(--surface-active); border-color: var(--accent-blue); box-shadow: 0 0 0 2px var(--accent-blue); }
.package-summary { padding: 25px; display: flex; flex-direction: column; gap: 15px; }
.package-media { height: 100px; background: linear-gradient(45deg, #1a1f2e, #0f1322); border-radius: 8px; display: flex; align-items: center; justify-content: center; border: 1px dashed var(--border-light); }
.package-media-placeholder { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); }
.package-name { font-size: 1.4rem; font-family: var(--font-heading); margin-bottom: 5px; }
.package-price { font-size: 1.5rem; font-weight: 600; color: var(--accent-blue); }
.package-expand { width: 100%; padding: 10px; background: transparent; border: 1px solid var(--border-light); border-radius: 6px; color: var(--text-muted); font-size: 0.75rem; text-transform: uppercase; letter-spacing: 1px; margin-top: 10px; transition: all 0.2s; }
.package-expand:hover { border-color: var(--accent-blue); color: var(--accent-blue); }
.package-details-wrap { display: grid; grid-template-rows: 0fr; transition: grid-template-rows 0.3s ease; background: rgba(0,0,0,0.2); }
.package-card.expanded .package-details-wrap { grid-template-rows: 1fr; }
.package-details { overflow: hidden; padding: 0 25px; opacity: 0; transition: opacity 0.3s; }
.package-card.expanded .package-details { padding: 20px 25px; opacity: 1; }

/* Custom Branding Inputs */
.custom-branding-wrapper { margin-top: 15px; }
.custom-brand-name, .custom-brand-price { background: var(--surface-base); border: 1px solid var(--border-light); color: var(--text-main); padding: 10px; border-radius: 6px; width: 100%; }
.brand-kit-ref.selected { background: var(--surface-active); border-color: var(--accent-blue); box-shadow: 0 0 0 2px var(--accent-blue); }

/* --- PAGE BUILDER --- */
.page-builder-search { display: flex; gap: 10px; margin-bottom: 20px; }
.industry-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: 15px 0 25px 0; }
.suggestion-chip { padding: 8px 16px; border: 1px solid var(--border-light); border-radius: 20px; font-size: 0.8rem; background: var(--surface-base); color: var(--text-muted); cursor: pointer; transition: all 0.3s; }
.suggestion-chip:hover { border-color: var(--accent-blue); color: var(--text-main); }
.suggestion-chip.added { background: rgba(44, 166, 224, 0.2); border-color: var(--accent-blue); color: var(--accent-blue); pointer-events: none; }
.active-pages-list { background: var(--surface-hover); border-radius: 12px; padding: 20px; min-height: 100px; border: 1px dashed var(--border-light); }
.page-tag { display: inline-flex; align-items: center; gap: 8px; background: var(--surface-active); border: 1px solid var(--accent-blue); color: var(--text-main); padding: 8px 15px; border-radius: 30px; margin: 5px; font-size: 0.9rem; }
.page-tag-remove { cursor: pointer; opacity: 0.6; font-size: 1.1rem; line-height: 1; }
.page-limit-warning { color: #ff6b6b; font-size: 0.8rem; margin-top: 10px; display: none; }
.page-limit-warning.visible { display: block; }

/* --- STEP 3 (Dragging & Planning) --- */
.planning-grid { display: grid; gap: 30px; }
.plan-card { background: var(--surface-base); border: 1px solid var(--border-light); border-radius: 16px; overflow: hidden; margin-bottom: 20px; transition: all 0.3s ease; }
.plan-card-header { padding: 20px 25px; background: rgba(0,0,0,0.2); border-bottom: 1px solid var(--border-light); font-family: var(--font-heading); font-size: 1.3rem; display: flex; justify-content: space-between; align-items: center; cursor: pointer; }
.plan-card-header:hover { background: rgba(255,255,255,0.05); }
.plan-card-body { padding: 25px; transition: all 0.3s ease; }
.plan-card.collapsed .plan-card-body { display: none; }
.plan-card.collapsed .plan-card-header { border-bottom: none; }
.plan-card-title-group { display: flex; align-items: center; gap: 15px; }
.plan-card-chevron { transition: transform 0.3s; font-size: 0.9rem; opacity: 0.5; }
.plan-card.collapsed .plan-card-chevron { transform: rotate(-90deg); }
.drag-handle { cursor: grab; font-size: 1.5rem; color: var(--text-muted); padding: 0 10px; user-select: none; }
.drag-handle:active { cursor: grabbing; color: var(--accent-blue); }

.custom-file-upload { display: inline-block; padding: 10px 20px; cursor: pointer; background: var(--surface-base); border: 1px dashed var(--border-light); border-radius: 6px; color: var(--text-muted); font-size: 0.85rem; transition: all 0.3s; width: 100%; text-align: center; }
.custom-file-upload:hover { border-color: var(--accent-blue); color: var(--accent-blue); background: var(--surface-hover); }
.file-upload-wrapper input[type="file"] { display: none; }
.mini-file-list { margin-top: 10px; background: rgba(255,255,255,0.05); border-radius: 6px; padding: 5px; min-height: 10px; }
.page-file-item { font-size: 0.8rem; padding: 6px 10px; border-bottom: 1px solid rgba(255,255,255,0.1); color: var(--text-muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; display: flex; justify-content: space-between; align-items: center; }
.page-file-item:last-child { border-bottom: none; }
.delete-file-btn { color: #ff6b6b; cursor: pointer; font-weight: bold; font-size: 1.2rem; margin-left: 10px; line-height: 1; }
.delete-file-btn:hover { color: #ff4c4c; transform: scale(1.1); }
.hidden { display: none !important; }

/* ======================================================= */
/* --- NEW ADDITIONS FOR STEP 3 VISUAL BUILDER (v3.0) --- */
/* ======================================================= */

.builder-layout-container { display: flex; gap: 30px; align-items: flex-start; }
.editor-pane { flex: 1; background: #0f1322; border: 1px solid var(--border-light); border-radius: 12px; padding: 20px; min-height: 600px; position: relative; transition: all 0.3s; }
.editor-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; padding-bottom: 10px; border-bottom: 1px solid var(--border-light); }

/* The Grid Canvas */
.grid-canvas { 
  display: grid; 
  grid-template-columns: repeat(12, 1fr); 
  grid-auto-rows: 60px; 
  gap: 10px; 
  background-image: 
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), 
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px); 
  background-size: 100% 60px, 8.33% 100%; 
  border-radius: 8px; 
  position: relative;
  min-height: 600px;
  padding-bottom: 100px;
}

/* CARTOON STYLE VISUAL BLOCKS */
.grid-item { 
  background-color: #151820;
  border: 2px solid #3a4055; 
  border-radius: 8px; 
  position: absolute; 
  transition: box-shadow 0.2s, border-color 0.2s, transform 0.2s; 
  display: flex; flex-direction: column; 
  box-shadow: 0 4px 10px rgba(0,0,0,0.3);
  z-index: 10;
  overflow: hidden;
}

.grid-item:hover { border-color: var(--accent-blue); z-index: 20; box-shadow: 0 8px 20px rgba(0,0,0,0.5); }
.grid-item.interacting { z-index: 100; border: 2px dashed var(--accent-blue); opacity: 0.9; transform: scale(1.02); box-shadow: 0 15px 30px rgba(0,0,0,0.5); }

/* General "Sketch" Pattern for Generic Blocks */
.grid-item::before {
  content: ''; position: absolute; inset: 0; opacity: 0.1; pointer-events: none;
  background-image: repeating-linear-gradient(45deg, #fff 0, #fff 1px, transparent 1px, transparent 10px);
}

/* -- SPECIFIC CARTOON STYLES -- */

/* Hero: Big box with "Mountain" icon sketch */
.block-type-hero { background-color: #1a1e2e; }
.block-type-hero .grid-item-content::after {
  content: ''; width: 60px; height: 40px; border: 2px solid rgba(255,255,255,0.3);
  background: linear-gradient(135deg, transparent 50%, rgba(255,255,255,0.1) 50%);
  margin-top: 10px; border-radius: 4px;
}

/* Text: Lines of text sketch */
.block-type-text { background-color: #181a25; }
.block-type-text .grid-item-content::after {
  content: ''; width: 80%; height: 40px;
  background-image: linear-gradient(rgba(255,255,255,0.2) 2px, transparent 2px);
  background-size: 100% 10px; margin-top: 10px;
}

/* Image: Crossed box sketch */
.block-type-image { background-color: #12141a; }
.block-type-image .grid-item-content::after {
  content: ''; width: 40px; height: 40px; position: absolute;
  background: linear-gradient(45deg, transparent 48%, rgba(255,255,255,0.2) 48%, rgba(255,255,255,0.2) 52%, transparent 52%),
              linear-gradient(-45deg, transparent 48%, rgba(255,255,255,0.2) 48%, rgba(255,255,255,0.2) 52%, transparent 52%);
  border: 2px solid rgba(255,255,255,0.2);
}

/* Button: Pill shape */
.block-type-button { background-color: var(--accent-blue); border-color: var(--accent-blue); border-radius: 50px; justify-content: center; }
.block-type-button .grid-item-content { color: #fff; font-weight: bold; text-transform: uppercase; letter-spacing: 1px; }
.block-type-button::before { display: none; }

/* Content Wrapper */
.grid-item-content { width: 100%; height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 10px; position: relative; pointer-events: none; z-index: 2; }

/* Labels */
.grid-label { font-family: var(--font-body); font-weight: 600; font-size: 0.7rem; text-transform: uppercase; letter-spacing: 1px; color: rgba(255,255,255,0.8); text-align: center; background: rgba(0,0,0,0.4); padding: 4px 8px; border-radius: 4px; }

/* Visual Icons (Now smaller, less dominant) */
.grid-visual-icon { display: none; } 

/* Controls */
.grid-remove { position: absolute; top: 5px; right: 5px; color: #fff; background: #ff6b6b; width: 20px; height: 20px; border-radius: 50%; cursor: pointer; display: flex; align-items: center; justify-content: center; font-size: 1rem; opacity: 0; transition: opacity 0.2s; pointer-events: auto; z-index: 30; }
.grid-item:hover .grid-remove { opacity: 1; }

.grid-resize-handle { position: absolute; bottom: 0; right: 0; width: 20px; height: 20px; background: linear-gradient(135deg, transparent 50%, var(--accent-blue) 50%); cursor: se-resize; opacity: 0; pointer-events: auto; z-index: 30; }
.grid-item:hover .grid-resize-handle { opacity: 1; }


/* --- PREVIEW PANE (TOGGLEABLE) --- */
.preview-pane { width: 300px; flex-shrink: 0; position: sticky; top: 90px; cursor: pointer; transition: all 0.3s; }
.preview-pane:hover { transform: scale(1.02); }

/* Mobile Frame (Default Preview) */
.mobile-frame { background: #000; border-radius: 30px; padding: 12px; border: 4px solid #333; box-shadow: 0 20px 40px rgba(0,0,0,0.6); position: relative; }
.mobile-screen { background: #fff; border-radius: 20px; height: 500px; overflow-y: auto; padding: 15px; display: flex; flex-direction: column; gap: 10px; scrollbar-width: none; border: 1px solid #ddd; position: relative; }
.mobile-screen::-webkit-scrollbar { display: none; }
.mobile-notch { height: 20px; background: #000; margin-bottom: 10px; border-radius: 0 0 10px 10px; width: 50%; margin-left: auto; margin-right: auto; }
.mobile-overlay-hint { position: absolute; inset:0; background:rgba(44, 166, 224, 0.1); display:flex; align-items:center; justify-content:center; opacity:0; transition:opacity 0.3s; color:var(--accent-blue); font-weight:bold; text-transform:uppercase; letter-spacing:1px; text-align:center; pointer-events:none; z-index:10; }
.preview-pane:hover .mobile-overlay-hint { opacity: 1; }

/* Desktop Frame (When Swapped) */
.desktop-frame { background: #000; border-radius: 8px; padding: 10px 10px 20px 10px; border: 4px solid #333; box-shadow: 0 20px 40px rgba(0,0,0,0.6); width: 100%; height: 200px; position: relative; display: flex; flex-direction: column; }
.desktop-screen { background: #fff; flex: 1; border-radius: 4px; overflow: hidden; position: relative; }
.desktop-stand { height: 20px; width: 40%; background: #333; margin: 0 auto; border-radius: 0 0 8px 8px; }

/* Items inside Preview */
.mobile-block { width: 100% !important; background: #f4f4f4; border: 1px solid #ccc; padding: 10px; border-radius: 4px; text-align: center; font-size: 0.7rem; color: #333; min-height: 40px; display: flex; align-items: center; justify-content: center; gap: 10px; font-weight: 500; }
.mobile-block-button { background: var(--accent-blue); color: white; border: none; font-weight: bold; }

/* Modal & Autocomplete */
.block-library-overlay { position: fixed; inset: 0; background: rgba(0,0,0,0.8); z-index: 2000; display: flex; justify-content: center; align-items: center; }
.block-library-modal { background: #0f1322; padding: 30px; border-radius: 12px; width: 90%; max-width: 600px; border: 1px solid var(--accent-blue); }
.library-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 20px 0; max-height: 400px; overflow-y: auto; }
.library-option { padding: 15px; background: var(--surface-base); border: 1px solid var(--border-light); border-radius: 6px; cursor: pointer; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 5px; }
.library-option:hover { background: var(--accent-blue); color: white; }
.library-icon { font-size: 1.5rem; }
.btn-close-modal { background: transparent; border: 1px solid var(--border-light); color: var(--text-muted); padding: 8px 16px; cursor: pointer; float: right; border-radius: 4px; }
.autocomplete-list { position: absolute; top: 100%; left: 0; right: 0; background: #0f1322; border: 1px solid var(--border-light); max-height: 200px; overflow-y: auto; list-style: none; padding: 0; z-index:1000; }
.autocomplete-list li { padding: 10px; cursor: pointer; border-bottom: 1px solid rgba(255,255,255,0.05); }
.autocomplete-list li:hover { background: var(--surface-hover); color: var(--accent-blue); }

@media (max-width: 1100px) {
  .builder-layout-container { flex-direction: column; }
  .preview-pane { width: 100%; position: static; margin-top: 30px; }
  .mobile-frame { max-width: 350px; margin: 0 auto; }
}