/* ========================================
   Diệu Linh Beauty Spa — Banner Generator
   Design System & Banner Templates
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,500;1,600;1,700&family=Montserrat:wght@300;400;500;600;700&family=Great+Vibes&display=swap');

/* ── CSS Variables ── */
:root {
  --gold: #C9A96E;
  --gold-light: #E8D5B0;
  --gold-dark: #A67C52;
  --gold-shine: #F5E6C8;
  --dark-primary: #1a1a2e;
  --dark-secondary: #16213e;
  --dark-accent: #0f3460;
  --white: #ffffff;
  --cream: #FFF8F0;
  --rose: #E8B4B8;
  --rose-dark: #C97B84;
  --plum: #4A2040;
  --plum-light: #6B3A5D;

  --font-heading: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Montserrat', 'Arial', sans-serif;
  --font-script: 'Great Vibes', cursive;
}

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

body {
  font-family: var(--font-body);
  background: #f0f0f5;
  color: #333;
  min-height: 100vh;
}

/* ════════════════════════════════════════
   APP LAYOUT
   ════════════════════════════════════════ */

.app-header {
  background: linear-gradient(135deg, var(--dark-primary), var(--dark-secondary));
  color: var(--gold-light);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.app-header h1 {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: 1px;
}

.app-header span {
  font-size: 13px;
  opacity: 0.7;
  font-weight: 300;
}

.app-container {
  display: flex;
  gap: 32px;
  padding: 32px;
  max-width: 1600px;
  margin: 0 auto;
  align-items: flex-start;
}

/* ── Preview Area ── */
.preview-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.preview-area h2 {
  font-family: var(--font-heading);
  font-size: 18px;
  color: var(--dark-primary);
}

.banner-wrapper {
  width: 540px;
  height: 540px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
  border-radius: 8px;
  overflow: hidden;
  position: relative;
}

/* ── Sidebar Controls ── */
.sidebar {
  width: 380px;
  background: var(--white);
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  overflow: hidden;
}

.sidebar-section {
  padding: 20px 24px;
  border-bottom: 1px solid #eee;
}

.sidebar-section:last-child {
  border-bottom: none;
}

.sidebar-section h3 {
  font-family: var(--font-heading);
  font-size: 15px;
  color: var(--dark-primary);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.sidebar-section h3::before {
  content: '';
  width: 4px;
  height: 18px;
  background: var(--gold);
  border-radius: 2px;
}

/* Templates Grid */
.template-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.template-btn {
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  padding: 12px 8px;
  cursor: pointer;
  text-align: center;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  transition: all 0.3s ease;
  background: var(--white);
}

.template-btn:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(201, 169, 110, 0.2);
}

.template-btn.active {
  border-color: var(--gold);
  background: linear-gradient(135deg, #fdf6e3, #fff);
  box-shadow: 0 4px 16px rgba(201, 169, 110, 0.3);
}

.template-btn .icon {
  font-size: 24px;
  margin-bottom: 4px;
  display: block;
}

/* Form Controls */
.form-group {
  margin-bottom: 14px;
}

.form-group:last-child {
  margin-bottom: 0;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: #555;
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid #e0e0e0;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  transition: border-color 0.3s, box-shadow 0.3s;
  background: #fafafa;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(201, 169, 110, 0.15);
  background: var(--white);
}

.form-group textarea {
  resize: vertical;
  min-height: 60px;
}

/* Export Button */
.export-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--gold-dark), var(--gold), var(--gold-light));
  color: var(--dark-primary);
  border: none;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all 0.3s ease;
  box-shadow: 0 4px 16px rgba(201, 169, 110, 0.4);
}

.export-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(201, 169, 110, 0.5);
}

.export-btn:active {
  transform: translateY(0);
}

/* ════════════════════════════════════════
   BANNER BASE (1080×1080 scaled to 540)
   ════════════════════════════════════════ */

.banner {
  width: 1080px;
  height: 1080px;
  transform: scale(0.5);
  transform-origin: top left;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
}

/* ── Decorative Elements ── */
.banner .corner-ornament {
  position: absolute;
  width: 180px;
  height: 180px;
  opacity: 0.5;
}

.banner .corner-ornament.top-left {
  top: 0;
  left: 0;
  border-top: 3px solid var(--gold);
  border-left: 3px solid var(--gold);
}

.banner .corner-ornament.top-right {
  top: 0;
  right: 0;
  border-top: 3px solid var(--gold);
  border-right: 3px solid var(--gold);
}

.banner .corner-ornament.bottom-left {
  bottom: 0;
  left: 0;
  border-bottom: 3px solid var(--gold);
  border-left: 3px solid var(--gold);
}

.banner .corner-ornament.bottom-right {
  bottom: 0;
  right: 0;
  border-bottom: 3px solid var(--gold);
  border-right: 3px solid var(--gold);
}

/* Gold Border Frame */
.banner .gold-frame {
  position: absolute;
  inset: 30px;
  border: 2px solid var(--gold);
  opacity: 0.4;
  pointer-events: none;
}

.banner .gold-frame-inner {
  position: absolute;
  inset: 45px;
  border: 1px solid var(--gold);
  opacity: 0.25;
  pointer-events: none;
}

/* Divider */
.banner .divider {
  width: 200px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
  margin: 16px auto;
}

.banner .divider-diamond {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin: 20px auto;
}

.banner .divider-diamond::before,
.banner .divider-diamond::after {
  content: '';
  width: 120px;
  height: 1.5px;
  background: linear-gradient(90deg, transparent, var(--gold));
}

.banner .divider-diamond::after {
  background: linear-gradient(90deg, var(--gold), transparent);
}

.banner .divider-diamond .diamond {
  width: 10px;
  height: 10px;
  background: var(--gold);
  transform: rotate(45deg);
  flex-shrink: 0;
}

/* ── Banner Content Elements ── */
.banner .spa-name {
  font-family: var(--font-heading);
  font-size: 52px;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  line-height: 1.2;
}

.banner .spa-tagline {
  font-family: var(--font-script);
  font-size: 42px;
  margin-top: 4px;
}

.banner .promo-badge {
  font-family: var(--font-body);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: 6px;
  text-transform: uppercase;
  padding: 12px 40px;
  margin: 8px 0;
}

.banner .promo-main {
  font-family: var(--font-heading);
  font-size: 80px;
  font-weight: 800;
  line-height: 1.1;
  margin: 10px 0;
}

.banner .promo-highlight {
  font-family: var(--font-heading);
  font-size: 110px;
  font-weight: 800;
  line-height: 1;
}

.banner .promo-desc {
  font-family: var(--font-body);
  font-size: 28px;
  font-weight: 400;
  line-height: 1.5;
  max-width: 700px;
  margin: 0 auto;
}

.banner .promo-condition {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 300;
  font-style: italic;
  opacity: 0.8;
  margin-top: 8px;
}

.banner .contact-info {
  font-family: var(--font-body);
  font-size: 22px;
  font-weight: 500;
  letter-spacing: 2px;
  margin-top: 10px;
}

.banner .contact-info .phone {
  font-size: 30px;
  font-weight: 700;
  letter-spacing: 3px;
}

/* ════════════════════════════════════════
   TEMPLATE 1: CLASSIC GOLD
   ════════════════════════════════════════ */

.banner.template-classic {
  background: linear-gradient(160deg, #0d0d1a 0%, var(--dark-primary) 30%, var(--dark-secondary) 70%, #0d1b3d 100%);
  color: var(--gold-light);
}

.banner.template-classic::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(201, 169, 110, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 80%, rgba(201, 169, 110, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(201, 169, 110, 0.03) 0%, transparent 70%);
  pointer-events: none;
}

/* Sparkle dots */
.banner.template-classic::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 25%, rgba(201, 169, 110, 0.3) 1px, transparent 1px),
    radial-gradient(circle at 85% 15%, rgba(201, 169, 110, 0.2) 1px, transparent 1px),
    radial-gradient(circle at 70% 80%, rgba(201, 169, 110, 0.25) 1px, transparent 1px),
    radial-gradient(circle at 25% 75%, rgba(201, 169, 110, 0.2) 1px, transparent 1px),
    radial-gradient(circle at 90% 50%, rgba(201, 169, 110, 0.15) 1px, transparent 1px),
    radial-gradient(circle at 10% 55%, rgba(201, 169, 110, 0.2) 1px, transparent 1px);
  pointer-events: none;
}

.banner.template-classic .spa-name {
  color: var(--gold);
  text-shadow: 0 0 40px rgba(201, 169, 110, 0.3);
}

.banner.template-classic .spa-tagline {
  color: var(--gold-light);
  opacity: 0.9;
}

.banner.template-classic .promo-badge {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  color: var(--dark-primary);
  border-radius: 4px;
}

.banner.template-classic .promo-main {
  color: var(--white);
  text-shadow: 0 2px 20px rgba(255, 255, 255, 0.1);
}

.banner.template-classic .promo-highlight {
  background: linear-gradient(135deg, var(--gold-light), var(--gold), var(--gold-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 8px rgba(201, 169, 110, 0.3));
}

.banner.template-classic .promo-desc {
  color: var(--gold-light);
  opacity: 0.85;
}

.banner.template-classic .contact-info {
  color: var(--gold-light);
}

/* ════════════════════════════════════════
   TEMPLATE 2: ELEGANT WHITE
   ════════════════════════════════════════ */

.banner.template-elegant {
  background: linear-gradient(160deg, var(--white) 0%, var(--cream) 50%, #FFF5EB 100%);
  color: var(--dark-primary);
}

.banner.template-elegant::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(201, 169, 110, 0.07) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(201, 169, 110, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.banner.template-elegant .gold-frame {
  opacity: 0.3;
  border-color: var(--gold);
}

.banner.template-elegant .corner-ornament {
  opacity: 0.35;
}

.banner.template-elegant .spa-name {
  color: var(--dark-primary);
}

.banner.template-elegant .spa-tagline {
  color: var(--gold-dark);
}

.banner.template-elegant .promo-badge {
  background: var(--dark-primary);
  color: var(--gold-light);
  border-radius: 4px;
}

.banner.template-elegant .promo-main {
  color: var(--dark-primary);
}

.banner.template-elegant .promo-highlight {
  color: var(--gold-dark);
  text-shadow: 0 2px 10px rgba(166, 124, 82, 0.2);
}

.banner.template-elegant .promo-desc {
  color: #444;
}

.banner.template-elegant .divider {
  background: linear-gradient(90deg, transparent, var(--gold-dark), transparent);
}

.banner.template-elegant .contact-info {
  color: var(--dark-primary);
}

/* ════════════════════════════════════════
   TEMPLATE 3: ROSE LUXURY
   ════════════════════════════════════════ */

.banner.template-rose {
  background: linear-gradient(160deg, var(--plum) 0%, var(--plum-light) 40%, #8B5A6B 70%, var(--rose-dark) 100%);
  color: var(--white);
}

.banner.template-rose::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 30%, rgba(232, 180, 184, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 70%, rgba(201, 169, 110, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.banner.template-rose::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.12) 1px, transparent 1px),
    radial-gradient(circle at 80% 20%, rgba(232, 180, 184, 0.15) 1px, transparent 1px),
    radial-gradient(circle at 65% 75%, rgba(201, 169, 110, 0.12) 1px, transparent 1px),
    radial-gradient(circle at 30% 85%, rgba(255, 255, 255, 0.1) 1px, transparent 1px);
  pointer-events: none;
}

.banner.template-rose .corner-ornament {
  border-color: var(--rose);
  opacity: 0.35;
}

.banner.template-rose .gold-frame {
  border-color: var(--rose);
  opacity: 0.25;
}

.banner.template-rose .gold-frame-inner {
  border-color: var(--gold-light);
  opacity: 0.15;
}

.banner.template-rose .spa-name {
  color: var(--white);
  text-shadow: 0 0 30px rgba(232, 180, 184, 0.3);
}

.banner.template-rose .spa-tagline {
  color: var(--gold-light);
}

.banner.template-rose .promo-badge {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  color: var(--plum);
  border-radius: 4px;
}

.banner.template-rose .promo-main {
  color: var(--white);
}

.banner.template-rose .promo-highlight {
  background: linear-gradient(135deg, var(--gold-light), var(--gold), var(--rose));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.banner.template-rose .promo-desc {
  color: rgba(255, 255, 255, 0.85);
}

.banner.template-rose .divider {
  background: linear-gradient(90deg, transparent, var(--rose), transparent);
}

.banner.template-rose .divider-diamond .diamond {
  background: var(--rose);
}

.banner.template-rose .divider-diamond::before {
  background: linear-gradient(90deg, transparent, var(--rose));
}

.banner.template-rose .divider-diamond::after {
  background: linear-gradient(90deg, var(--rose), transparent);
}

.banner.template-rose .contact-info {
  color: var(--gold-light);
}

/* ════════════════════════════════════════
   TEMPLATE 4: EMERALD NATURE
   ════════════════════════════════════════ */

.banner.template-emerald {
  background: linear-gradient(160deg, #0a1f0a 0%, #1a3a2a 30%, #2d5a3d 60%, #1a4a2e 100%);
  color: var(--cream);
}

.banner.template-emerald::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 25% 20%, rgba(144, 200, 150, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 80%, rgba(201, 169, 110, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(100, 180, 120, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.banner.template-emerald::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 12% 20%, rgba(144, 200, 150, 0.2) 1px, transparent 1px),
    radial-gradient(circle at 88% 30%, rgba(201, 169, 110, 0.15) 1px, transparent 1px),
    radial-gradient(circle at 75% 85%, rgba(144, 200, 150, 0.18) 1px, transparent 1px),
    radial-gradient(circle at 20% 70%, rgba(201, 169, 110, 0.12) 1px, transparent 1px),
    radial-gradient(circle at 55% 10%, rgba(144, 200, 150, 0.1) 1px, transparent 1px);
  pointer-events: none;
}

.banner.template-emerald .corner-ornament {
  border-color: #7CB88A;
  opacity: 0.4;
}

.banner.template-emerald .gold-frame {
  border-color: #7CB88A;
  opacity: 0.3;
}

.banner.template-emerald .gold-frame-inner {
  border-color: var(--gold-light);
  opacity: 0.15;
}

.banner.template-emerald .spa-name {
  color: #A8D8B0;
  text-shadow: 0 0 40px rgba(144, 200, 150, 0.25);
}

.banner.template-emerald .spa-tagline {
  color: var(--gold-light);
}

.banner.template-emerald .promo-badge {
  background: linear-gradient(135deg, #5a9a6a, #7CB88A);
  color: #0a1f0a;
  border-radius: 4px;
}

.banner.template-emerald .promo-main {
  color: var(--white);
  text-shadow: 0 2px 16px rgba(255, 255, 255, 0.08);
}

.banner.template-emerald .promo-highlight {
  background: linear-gradient(135deg, var(--gold-light), var(--gold), #A8D8B0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 8px rgba(144, 200, 150, 0.2));
}

.banner.template-emerald .promo-desc {
  color: rgba(255, 255, 255, 0.8);
}

.banner.template-emerald .divider {
  background: linear-gradient(90deg, transparent, #7CB88A, transparent);
}

.banner.template-emerald .divider-diamond .diamond {
  background: #7CB88A;
}

.banner.template-emerald .divider-diamond::before {
  background: linear-gradient(90deg, transparent, #7CB88A);
}

.banner.template-emerald .divider-diamond::after {
  background: linear-gradient(90deg, #7CB88A, transparent);
}

.banner.template-emerald .contact-info {
  color: var(--gold-light);
}

/* ════════════════════════════════════════
   TEMPLATE 5: MIDNIGHT VELVET
   ════════════════════════════════════════ */

.banner.template-midnight {
  background: linear-gradient(160deg, #0a0a1e 0%, #12122e 25%, #1a1a40 50%, #0e0e28 100%);
  color: var(--white);
}

.banner.template-midnight::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(120, 100, 220, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 70%, rgba(180, 130, 255, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 10%, rgba(100, 140, 255, 0.06) 0%, transparent 40%);
  pointer-events: none;
}

.banner.template-midnight::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 15%, rgba(180, 160, 255, 0.35) 1px, transparent 1px),
    radial-gradient(circle at 92% 12%, rgba(180, 160, 255, 0.25) 0.8px, transparent 0.8px),
    radial-gradient(circle at 78% 88%, rgba(200, 180, 255, 0.3) 1px, transparent 1px),
    radial-gradient(circle at 18% 80%, rgba(180, 160, 255, 0.2) 0.6px, transparent 0.6px),
    radial-gradient(circle at 50% 50%, rgba(220, 200, 255, 0.15) 0.8px, transparent 0.8px),
    radial-gradient(circle at 35% 45%, rgba(180, 160, 255, 0.18) 0.5px, transparent 0.5px),
    radial-gradient(circle at 68% 25%, rgba(200, 180, 255, 0.22) 0.7px, transparent 0.7px),
    radial-gradient(circle at 85% 55%, rgba(180, 160, 255, 0.2) 0.5px, transparent 0.5px);
  pointer-events: none;
}

.banner.template-midnight .corner-ornament {
  border-color: #9B8FD0;
  opacity: 0.35;
}

.banner.template-midnight .gold-frame {
  border-color: #9B8FD0;
  opacity: 0.25;
}

.banner.template-midnight .gold-frame-inner {
  border-color: #B8AEED;
  opacity: 0.12;
}

.banner.template-midnight .spa-name {
  color: #D0C4FF;
  text-shadow: 0 0 50px rgba(180, 160, 255, 0.3);
}

.banner.template-midnight .spa-tagline {
  color: #E8D5B0;
}

.banner.template-midnight .promo-badge {
  background: linear-gradient(135deg, #7B68C8, #9B8FD0);
  color: #0a0a1e;
  border-radius: 4px;
  letter-spacing: 5px;
}

.banner.template-midnight .promo-main {
  color: var(--white);
  text-shadow: 0 0 30px rgba(180, 160, 255, 0.15);
}

.banner.template-midnight .promo-highlight {
  background: linear-gradient(135deg, #D0C4FF, #B8AEED, var(--gold-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 12px rgba(180, 160, 255, 0.3));
}

.banner.template-midnight .promo-desc {
  color: rgba(255, 255, 255, 0.75);
}

.banner.template-midnight .divider {
  background: linear-gradient(90deg, transparent, #9B8FD0, transparent);
}

.banner.template-midnight .divider-diamond .diamond {
  background: #9B8FD0;
}

.banner.template-midnight .divider-diamond::before {
  background: linear-gradient(90deg, transparent, #9B8FD0);
}

.banner.template-midnight .divider-diamond::after {
  background: linear-gradient(90deg, #9B8FD0, transparent);
}

.banner.template-midnight .contact-info {
  color: #D0C4FF;
}

/* ════════════════════════════════════════
   TEMPLATE 6: SUNSET WARM
   ════════════════════════════════════════ */

.banner.template-sunset {
  background: linear-gradient(160deg, #2a1a0e 0%, #3d2214 30%, #5a3018 55%, #7a3e1a 80%, #4a2810 100%);
  color: var(--cream);
}

.banner.template-sunset::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(255, 160, 60, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 75%, rgba(255, 120, 80, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 40%, rgba(255, 200, 100, 0.05) 0%, transparent 60%);
  pointer-events: none;
}

.banner.template-sunset::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(255, 180, 80, 0.25) 1px, transparent 1px),
    radial-gradient(circle at 85% 25%, rgba(255, 140, 60, 0.2) 1px, transparent 1px),
    radial-gradient(circle at 70% 82%, rgba(255, 200, 100, 0.22) 1px, transparent 1px),
    radial-gradient(circle at 28% 78%, rgba(255, 160, 70, 0.18) 1px, transparent 1px);
  pointer-events: none;
}

.banner.template-sunset .corner-ornament {
  border-color: #E8A050;
  opacity: 0.4;
}

.banner.template-sunset .gold-frame {
  border-color: #D4884A;
  opacity: 0.3;
}

.banner.template-sunset .gold-frame-inner {
  border-color: #E8A050;
  opacity: 0.15;
}

.banner.template-sunset .spa-name {
  color: #FFD4A0;
  text-shadow: 0 0 35px rgba(255, 180, 80, 0.25);
}

.banner.template-sunset .spa-tagline {
  color: #FFE8C8;
}

.banner.template-sunset .promo-badge {
  background: linear-gradient(135deg, #C87830, #E8A050);
  color: #2a1a0e;
  border-radius: 4px;
}

.banner.template-sunset .promo-main {
  color: var(--white);
  text-shadow: 0 2px 16px rgba(255, 180, 80, 0.12);
}

.banner.template-sunset .promo-highlight {
  background: linear-gradient(135deg, #FFE8C8, #FFD4A0, #E8A050);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 10px rgba(255, 160, 60, 0.3));
}

.banner.template-sunset .promo-desc {
  color: rgba(255, 255, 255, 0.82);
}

.banner.template-sunset .divider {
  background: linear-gradient(90deg, transparent, #E8A050, transparent);
}

.banner.template-sunset .divider-diamond .diamond {
  background: #E8A050;
}

.banner.template-sunset .divider-diamond::before {
  background: linear-gradient(90deg, transparent, #E8A050);
}

.banner.template-sunset .divider-diamond::after {
  background: linear-gradient(90deg, #E8A050, transparent);
}

.banner.template-sunset .contact-info {
  color: #FFD4A0;
}

/* ════════════════════════════════════════
   TEMPLATE 7: OCEAN BLUE
   ════════════════════════════════════════ */

.banner.template-ocean {
  background: linear-gradient(160deg, #041C32 0%, #04293A 30%, #064663 60%, #0B3D5C 100%);
  color: #E0F0FF;
}

.banner.template-ocean::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 25%, rgba(0, 180, 216, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 75%, rgba(72, 202, 228, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(144, 224, 239, 0.04) 0%, transparent 60%);
  pointer-events: none;
}

.banner.template-ocean::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 10% 18%, rgba(144, 224, 239, 0.25) 1px, transparent 1px),
    radial-gradient(circle at 90% 22%, rgba(72, 202, 228, 0.2) 1px, transparent 1px),
    radial-gradient(circle at 75% 85%, rgba(144, 224, 239, 0.2) 1px, transparent 1px),
    radial-gradient(circle at 22% 78%, rgba(0, 180, 216, 0.18) 1px, transparent 1px),
    radial-gradient(circle at 55% 12%, rgba(144, 224, 239, 0.12) 1px, transparent 1px),
    radial-gradient(circle at 40% 60%, rgba(72, 202, 228, 0.1) 0.8px, transparent 0.8px);
  pointer-events: none;
}

.banner.template-ocean .corner-ornament {
  border-color: #48CAE4;
  opacity: 0.35;
}

.banner.template-ocean .gold-frame {
  border-color: #48CAE4;
  opacity: 0.25;
}

.banner.template-ocean .gold-frame-inner {
  border-color: #90E0EF;
  opacity: 0.12;
}

.banner.template-ocean .spa-name {
  color: #CAF0F8;
  text-shadow: 0 0 40px rgba(144, 224, 239, 0.3);
}

.banner.template-ocean .spa-tagline {
  color: #90E0EF;
}

.banner.template-ocean .promo-badge {
  background: linear-gradient(135deg, #0077B6, #00B4D8);
  color: #041C32;
  border-radius: 4px;
}

.banner.template-ocean .promo-main {
  color: var(--white);
  text-shadow: 0 2px 16px rgba(0, 180, 216, 0.15);
}

.banner.template-ocean .promo-highlight {
  background: linear-gradient(135deg, #CAF0F8, #90E0EF, #48CAE4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 10px rgba(72, 202, 228, 0.3));
}

.banner.template-ocean .promo-desc {
  color: rgba(224, 240, 255, 0.82);
}

.banner.template-ocean .divider {
  background: linear-gradient(90deg, transparent, #48CAE4, transparent);
}

.banner.template-ocean .divider-diamond .diamond {
  background: #48CAE4;
}

.banner.template-ocean .divider-diamond::before {
  background: linear-gradient(90deg, transparent, #48CAE4);
}

.banner.template-ocean .divider-diamond::after {
  background: linear-gradient(90deg, #48CAE4, transparent);
}

.banner.template-ocean .contact-info {
  color: #90E0EF;
}

/* ════════════════════════════════════════
   TEMPLATE 8: CHERRY BLOSSOM
   ════════════════════════════════════════ */

.banner.template-cherry {
  background: linear-gradient(160deg, #FFF0F3 0%, #FFE5EC 30%, #FFD6E0 55%, #FFC2D1 80%, #FFE5EC 100%);
  color: #5C374C;
}

.banner.template-cherry::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 25% 25%, rgba(255, 182, 193, 0.3) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 75%, rgba(201, 169, 110, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(255, 192, 203, 0.1) 0%, transparent 60%);
  pointer-events: none;
}

.banner.template-cherry::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 12% 20%, rgba(255, 105, 135, 0.15) 3px, transparent 3px),
    radial-gradient(circle at 88% 15%, rgba(255, 150, 170, 0.12) 2.5px, transparent 2.5px),
    radial-gradient(circle at 75% 82%, rgba(255, 130, 160, 0.14) 2px, transparent 2px),
    radial-gradient(circle at 20% 75%, rgba(255, 105, 135, 0.1) 3px, transparent 3px),
    radial-gradient(circle at 55% 8%, rgba(255, 180, 200, 0.12) 2px, transparent 2px),
    radial-gradient(circle at 42% 90%, rgba(255, 160, 180, 0.1) 2.5px, transparent 2.5px);
  pointer-events: none;
}

.banner.template-cherry .corner-ornament {
  border-color: #FF8FAB;
  opacity: 0.4;
}

.banner.template-cherry .gold-frame {
  border-color: #FF8FAB;
  opacity: 0.3;
}

.banner.template-cherry .gold-frame-inner {
  border-color: #FFB3C6;
  opacity: 0.2;
}

.banner.template-cherry .spa-name {
  color: #985277;
  text-shadow: 0 0 20px rgba(152, 82, 119, 0.15);
}

.banner.template-cherry .spa-tagline {
  color: #B5648A;
}

.banner.template-cherry .promo-badge {
  background: linear-gradient(135deg, #985277, #B5648A);
  color: var(--white);
  border-radius: 4px;
}

.banner.template-cherry .promo-main {
  color: #5C374C;
}

.banner.template-cherry .promo-highlight {
  background: linear-gradient(135deg, #985277, #B5648A, #FF8FAB);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 3px 6px rgba(152, 82, 119, 0.2));
}

.banner.template-cherry .promo-desc {
  color: #7A4468;
}

.banner.template-cherry .divider {
  background: linear-gradient(90deg, transparent, #FF8FAB, transparent);
}

.banner.template-cherry .divider-diamond .diamond {
  background: #FF8FAB;
}

.banner.template-cherry .divider-diamond::before {
  background: linear-gradient(90deg, transparent, #FF8FAB);
}

.banner.template-cherry .divider-diamond::after {
  background: linear-gradient(90deg, #FF8FAB, transparent);
}

.banner.template-cherry .contact-info {
  color: #985277;
}

/* ════════════════════════════════════════
   TEMPLATE 9: ROYAL BURGUNDY
   ════════════════════════════════════════ */

.banner.template-burgundy {
  background: linear-gradient(160deg, #1a0a0e 0%, #2d0f18 25%, #4a1225 50%, #3a0e1c 75%, #200a12 100%);
  color: var(--gold-light);
}

.banner.template-burgundy::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 25%, rgba(180, 40, 70, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 75%, rgba(201, 169, 110, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(160, 30, 60, 0.06) 0%, transparent 60%);
  pointer-events: none;
}

.banner.template-burgundy::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 15% 20%, rgba(201, 169, 110, 0.22) 1px, transparent 1px),
    radial-gradient(circle at 85% 18%, rgba(180, 40, 70, 0.18) 1px, transparent 1px),
    radial-gradient(circle at 72% 82%, rgba(201, 169, 110, 0.2) 1px, transparent 1px),
    radial-gradient(circle at 25% 80%, rgba(180, 40, 70, 0.15) 1px, transparent 1px),
    radial-gradient(circle at 50% 10%, rgba(201, 169, 110, 0.12) 0.8px, transparent 0.8px),
    radial-gradient(circle at 60% 55%, rgba(180, 40, 70, 0.1) 0.8px, transparent 0.8px);
  pointer-events: none;
}

.banner.template-burgundy .corner-ornament {
  border-color: var(--gold);
  opacity: 0.45;
}

.banner.template-burgundy .gold-frame {
  border-color: var(--gold);
  opacity: 0.35;
}

.banner.template-burgundy .gold-frame-inner {
  border-color: var(--gold-light);
  opacity: 0.18;
}

.banner.template-burgundy .spa-name {
  color: var(--gold);
  text-shadow: 0 0 40px rgba(201, 169, 110, 0.3);
}

.banner.template-burgundy .spa-tagline {
  color: var(--gold-light);
}

.banner.template-burgundy .promo-badge {
  background: linear-gradient(135deg, var(--gold-dark), var(--gold));
  color: #1a0a0e;
  border-radius: 4px;
}

.banner.template-burgundy .promo-main {
  color: var(--white);
  text-shadow: 0 2px 16px rgba(255, 255, 255, 0.08);
}

.banner.template-burgundy .promo-highlight {
  background: linear-gradient(135deg, var(--gold-light), var(--gold), #E85D75);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 4px 10px rgba(201, 169, 110, 0.3));
}

.banner.template-burgundy .promo-desc {
  color: rgba(232, 213, 176, 0.85);
}

.banner.template-burgundy .divider {
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.banner.template-burgundy .divider-diamond .diamond {
  background: var(--gold);
}

.banner.template-burgundy .divider-diamond::before {
  background: linear-gradient(90deg, transparent, var(--gold));
}

.banner.template-burgundy .divider-diamond::after {
  background: linear-gradient(90deg, var(--gold), transparent);
}

.banner.template-burgundy .contact-info {
  color: var(--gold-light);
}

/* ════════════════════════════════════════
   EXPORT QUALITY CONTROLS
   ════════════════════════════════════════ */

.quality-selector {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.quality-btn {
  flex: 1;
  padding: 8px 4px;
  border: 1.5px solid #e0e0e0;
  border-radius: 6px;
  background: var(--white);
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  text-align: center;
  transition: all 0.3s ease;
  color: #555;
}

.quality-btn:hover {
  border-color: var(--gold);
}

.quality-btn.active {
  border-color: var(--gold);
  background: linear-gradient(135deg, #fdf6e3, #fff);
  color: var(--dark-primary);
  box-shadow: 0 2px 8px rgba(201, 169, 110, 0.2);
}

.quality-btn .q-label {
  display: block;
  font-size: 13px;
  font-weight: 700;
}

.quality-btn .q-size {
  display: block;
  font-size: 9px;
  opacity: 0.6;
  margin-top: 2px;
}

.export-info {
  font-size: 11px;
  color: #888;
  text-align: center;
  margin-top: 8px;
  font-style: italic;
}

/* ════════════════════════════════════════
   RESPONSIVE
   ════════════════════════════════════════ */

@media (max-width: 1100px) {
  .app-container {
    flex-direction: column;
    align-items: center;
    padding: 20px;
  }

  .sidebar {
    width: 100%;
    max-width: 540px;
  }
}

@media (max-width: 600px) {
  .banner-wrapper {
    width: 360px;
    height: 360px;
  }

  .banner {
    transform: scale(0.333);
  }
}