:root {
  --bg-dark: #0A0E14;
  --card-bg: rgba(22, 28, 38, 0.85);
  --card-border: rgba(255, 255, 255, 0.1);
  --gold-primary: #E5B83A;
  --gold-glow: rgba(229, 184, 58, 0.25);
  --indigo-primary: #6366F1;
  --emerald: #10B981;
  --whatsapp: #25D366;
  --text-primary: #FFFFFF;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --font-family: 'Plus Jakarta Sans', 'Hind Siliguri', -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  background-color: var(--bg-dark);
  color: var(--text-primary);
  font-family: var(--font-family);
  min-height: 100vh;
  padding-bottom: 90px;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  user-select: none;
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 14, 20, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--card-border);
  padding: env(safe-area-inset-top, 12px) 16px 12px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-box {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #6366F1, #06B6D4, #A855F7);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.brand-titles h1 {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.brand-titles h1 span {
  color: var(--gold-primary);
}

.brand-titles p {
  font-size: 10.5px;
  color: var(--text-muted);
}

.pill-btn {
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #A5B4FC;
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.pill-btn:active {
  transform: scale(0.96);
  background: rgba(99, 102, 241, 0.3);
}

/* Main Container */
.main-container {
  flex: 1;
  padding: 16px;
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
}

.tab-page {
  display: none;
  flex-direction: column;
  gap: 16px;
  animation: fadeIn 0.25s ease-out;
}

.tab-page.active {
  display: flex;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Cards */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 18px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.card-header {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  margin-bottom: 16px;
}

.card-header .icon {
  font-size: 26px;
}

.card-header h2 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
}

.card-header p {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Form Inputs */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--text-secondary);
}

input[type="text"],
input[type="password"],
textarea,
select {
  width: 100%;
  background: rgba(10, 14, 20, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  color: var(--text-primary);
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: all 0.2s;
}

input[type="text"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
  border-color: var(--gold-primary);
  box-shadow: 0 0 0 3px var(--gold-glow);
}

/* File Upload Button */
.form-row {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
}

.file-upload-btn {
  flex: 1;
  background: rgba(6, 182, 212, 0.12);
  border: 1px dashed rgba(6, 182, 212, 0.4);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: #67E8F9;
  cursor: pointer;
  transition: all 0.2s;
}

.file-upload-btn input {
  display: none;
}

.icon-btn {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.3);
  color: #F87171;
  width: 44px;
  border-radius: var(--radius-md);
  cursor: pointer;
}

.photo-preview-box {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 14px;
  max-height: 180px;
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.photo-preview-box img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.badge-attached {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: rgba(16, 185, 129, 0.9);
  color: white;
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
}

/* Buttons */
.btn-primary {
  width: 100%;
  background: linear-gradient(135deg, #4F46E5, #6366F1);
  border: none;
  border-radius: var(--radius-md);
  padding: 14px;
  color: white;
  font-size: 14px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  box-shadow: 0 4px 16px rgba(99, 102, 241, 0.35);
  transition: all 0.2s;
}

.btn-primary:active {
  transform: scale(0.98);
}

/* Result Canvas */
.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.gold-badge {
  background: rgba(229, 184, 58, 0.15);
  border: 1px solid var(--gold-primary);
  color: var(--gold-primary);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
}

.canvas-wrapper {
  width: 100%;
  aspect-ratio: 1/1;
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-bottom: 14px;
  border: 1px solid rgba(229, 184, 58, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

canvas {
  width: 100%;
  height: 100%;
  display: block;
}

.action-buttons-row {
  display: flex;
  gap: 10px;
}

.btn-action {
  flex: 1;
  padding: 12px;
  border: none;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 700;
  font-family: inherit;
  cursor: pointer;
  transition: all 0.2s;
}

.success-btn {
  background: var(--emerald);
  color: white;
}

.whatsapp-btn {
  background: var(--whatsapp);
  color: white;
}

.btn-action:active {
  transform: scale(0.97);
}

/* Apps Grid */
.section-title-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.section-title-row h2 {
  font-size: 17px;
  font-weight: 800;
}

.badge-count {
  font-size: 12px;
  color: var(--text-muted);
}

.apps-grid {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.app-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  gap: 14px;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s;
}

.app-card:active {
  transform: scale(0.98);
  border-color: var(--indigo-primary);
}

.app-icon {
  width: 48px;
  height: 48px;
  background: rgba(99, 102, 241, 0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.app-info {
  flex: 1;
}

.app-title-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 2px;
}

.app-title-row h3 {
  font-size: 15px;
  font-weight: 700;
}

.tag-gem {
  background: rgba(99, 102, 241, 0.2);
  color: #A5B4FC;
  font-size: 9px;
  font-weight: 800;
  padding: 2px 5px;
  border-radius: 4px;
}

.app-info p {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.4;
  margin-bottom: 6px;
}

.meta-tag {
  font-size: 11px;
  color: var(--text-muted);
}

/* Replies Card */
.reply-block {
  background: rgba(10, 14, 20, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 12px;
}

.reply-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.reply-header h4 {
  font-size: 13px;
  color: var(--gold-primary);
  font-weight: 700;
}

.copy-chip-btn {
  background: rgba(229, 184, 58, 0.15);
  border: 1px solid rgba(229, 184, 58, 0.3);
  color: var(--gold-primary);
  padding: 4px 8px;
  border-radius: 6px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
}

.reply-content {
  font-size: 13px;
  line-height: 1.6;
  color: var(--text-primary);
  white-space: pre-wrap;
}

/* Status Messages */
.status-msg {
  font-size: 12px;
  margin-top: 10px;
  font-weight: 600;
  color: #F472B6;
}

.hint-text {
  font-size: 11px;
  color: var(--text-muted);
}

.info-card {
  margin-top: 14px;
}

.safari-hint {
  margin-top: 10px;
  padding: 10px;
  background: rgba(99, 102, 241, 0.1);
  border-left: 3px solid var(--indigo-primary);
  border-radius: 6px;
  font-size: 12px;
  line-height: 1.5;
  color: #C7D2FE;
}

.hidden {
  display: none !important;
}

/* Bottom Navigation (iOS Style) */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(14, 19, 27, 0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-top: 1px solid var(--card-border);
  display: flex;
  justify-content: space-around;
  padding: 8px 10px calc(env(safe-area-inset-bottom, 10px) + 6px) 10px;
}

.nav-item {
  background: none;
  border: none;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  cursor: pointer;
  flex: 1;
  transition: all 0.2s;
}

.nav-icon {
  font-size: 20px;
}

.nav-label {
  font-size: 10.5px;
  font-weight: 600;
}

.nav-item.active {
  color: var(--gold-primary);
}

.nav-item.active .nav-icon {
  transform: translateY(-2px);
}