/**
 * RemoveBG | ByFaiz - Ultra-Premium SaaS Design System
 * Developed by Faiz Hilmi
 * © 2026 All Rights Reserved.
 */

:root {
  /* Official Color Palette (Dark Default) */
  --bg: #090611;
  --bg-secondary: #100B1F;
  --card-bg: #151022;
  --card-bg-elevated: #1a142c;
  --primary-purple: #8B5CF6;
  --neon-purple: #A855F7;
  --electric-violet: #C084FC;
  --soft-lavender: #DDD6FE;
  --text-primary: #F5F3FF;
  --text-secondary: #A8A1BD;
  --text-muted: #7E7796;
  --border-color: rgba(168, 85, 247, 0.18);
  --border-hover: rgba(192, 132, 252, 0.42);

  /* Sophisticated Gradients */
  --primary-gradient: linear-gradient(135deg, #7C3AED, #A855F7, #C084FC);
  --primary-gradient-hover: linear-gradient(135deg, #6D28D9, #9333EA, #A855F7);
  --glass-surface: rgba(21, 16, 34, 0.72);
  --glass-elevated: rgba(26, 20, 44, 0.85);

  /* Accent status colors */
  --status-ok: #10B981;
  --status-err: #F43F5E;
  --status-warn: #F59E0B;

  /* Shadows & Glows */
  --glow-subtle: 0 10px 30px -10px rgba(168, 85, 247, 0.35);
  --glow-accent: 0 0 25px rgba(168, 85, 247, 0.25);
  --card-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.6);
  --modal-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8);

  /* Checkerboard colors */
  --chk-1: rgba(168, 85, 247, 0.08);
  --chk-2: rgba(255, 255, 255, 0.02);

  color-scheme: dark;
}

[data-theme="light"] {
  --bg: #F8F7FD;
  --bg-secondary: #F0EDFA;
  --card-bg: #FFFFFF;
  --card-bg-elevated: #FAF8FF;
  --primary-purple: #7C3AED;
  --neon-purple: #8B5CF6;
  --electric-violet: #9333EA;
  --soft-lavender: #6D28D9;
  --text-primary: #120D26;
  --text-secondary: #5B5478;
  --text-muted: #8E87AA;
  --border-color: rgba(139, 92, 246, 0.2);
  --border-hover: rgba(139, 92, 246, 0.45);

  --primary-gradient: linear-gradient(135deg, #7C3AED, #9333EA, #A855F7);
  --primary-gradient-hover: linear-gradient(135deg, #6D28D9, #7E22CE, #9333EA);
  --glass-surface: rgba(255, 255, 255, 0.85);
  --glass-elevated: rgba(255, 255, 255, 0.95);

  --glow-subtle: 0 10px 25px -8px rgba(124, 58, 237, 0.2);
  --glow-accent: 0 0 20px rgba(124, 58, 237, 0.15);
  --card-shadow: 0 16px 36px -12px rgba(90, 60, 160, 0.1);
  --modal-shadow: 0 25px 50px -12px rgba(90, 60, 160, 0.2);

  --chk-1: #E9E6F5;
  --chk-2: #FFFFFF;

  color-scheme: light;
}

/* Base Reset & Core Typography */
*, *::before, *::after {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background-color: var(--bg);
  color: var(--text-primary);
  font-family: 'Plus Jakarta Sans', 'Sora', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  transition: background-color 0.3s ease, color 0.3s ease;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Ambient Backdrops */
.ambient-glow {
  position: fixed;
  pointer-events: none;
  z-index: 0;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.18;
}

.ambient-glow-1 {
  width: 500px;
  height: 500px;
  top: -100px;
  right: -100px;
  background: radial-gradient(circle, #8B5CF6 0%, #A855F7 60%, transparent 100%);
}

.ambient-glow-2 {
  width: 600px;
  height: 600px;
  bottom: 5%;
  left: -150px;
  background: radial-gradient(circle, #6D28D9 0%, #3B1C68 70%, transparent 100%);
  opacity: 0.12;
}

/* Top Sticky Navigation */
.top-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--glass-surface);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 24px;
  transition: border-color 0.3s ease;
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
  user-select: none;
  flex-shrink: 0;
}

.logo-icon-wrap {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  filter: drop-shadow(0 4px 12px rgba(168, 85, 247, 0.35));
}

.brand-icon {
  width: 100%;
  height: 100%;
}

.brand-text {
  display: flex;
  align-items: baseline;
  gap: 5px;
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.brand-title {
  color: var(--text-primary);
  font-weight: 800;
}

.brand-divider {
  color: var(--neon-purple);
  font-weight: 300;
  opacity: 0.8;
}

.brand-by {
  font-size: 0.95rem;
  font-weight: 600;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Navigation Tabs */
.nav-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg-secondary);
  padding: 4px;
  border-radius: 14px;
  border: 1px solid var(--border-color);
}

.nav-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.nav-tab svg {
  opacity: 0.7;
  transition: opacity 0.2s ease;
}

.nav-tab:hover {
  color: var(--text-primary);
  background: rgba(168, 85, 247, 0.08);
}

.nav-tab:hover svg {
  opacity: 1;
}

.nav-tab.on {
  color: var(--text-primary);
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 14px -3px rgba(0, 0, 0, 0.4);
}

.nav-tab.on svg {
  opacity: 1;
  stroke: var(--electric-violet);
}

/* Header Right Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

/* Status Pill (Display-Only / Read-Only Badge) */
.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: default;
  pointer-events: none;
  user-select: none;
  transition: all 0.2s ease;
}

.status-pill:hover {
  border-color: var(--border-hover);
  color: var(--text-primary);
}

.status-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  display: inline-block;
}

.status-connected .status-dot {
  background-color: var(--status-ok);
  box-shadow: 0 0 8px var(--status-ok);
}

.status-unconfigured .status-dot {
  background-color: var(--status-warn);
  box-shadow: 0 0 8px var(--status-warn);
}

.status-error .status-dot {
  background-color: var(--status-err);
  box-shadow: 0 0 8px var(--status-err);
}

.status-checking .status-dot {
  background-color: var(--neon-purple);
  animation: pulseDot 1.4s infinite ease-in-out;
}

@keyframes pulseDot {
  0%, 100% { opacity: 0.3; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1.2); }
}

/* Theme Toggle Button */
.theme-toggle-btn {
  width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  border: 1px solid var(--border-color);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.2s ease;
}

.theme-toggle-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: var(--card-bg);
}

.theme-toggle-btn .moon-icon {
  display: block;
}

.theme-toggle-btn .sun-icon {
  display: none;
}

[data-theme="light"] .theme-toggle-btn .moon-icon {
  display: none;
}

[data-theme="light"] .theme-toggle-btn .sun-icon {
  display: block;
}

/* Nav CTA Button */
.nav-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  border-radius: 11px;
  background: var(--primary-gradient);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 0.88rem;
  border: none;
  cursor: pointer;
  box-shadow: var(--glow-subtle);
  transition: all 0.2s ease;
}

.nav-cta-btn:hover {
  filter: brightness(1.1);
  transform: translateY(-1px);
  box-shadow: 0 8px 20px -4px rgba(168, 85, 247, 0.45);
}

/* Main Content Area */
.main-content {
  flex: 1;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 36px 24px 60px;
  position: relative;
  z-index: 10;
}

/* View Sections */
.view {
  animation: fadeInView 0.25s ease-out;
}

@keyframes fadeInView {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Buttons System */
button {
  font-family: inherit;
  font-size: inherit;
  outline: none;
}

:focus-visible {
  outline: 2px solid var(--neon-purple);
  outline-offset: 2px;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--primary-gradient);
  color: #FFFFFF;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  border-radius: 13px;
  padding: 12px 24px;
  min-height: 46px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--glow-subtle);
}

.btn-primary:hover:not(:disabled) {
  filter: brightness(1.1);
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -6px rgba(168, 85, 247, 0.5);
}

.btn-primary:active:not(:disabled) {
  transform: translateY(0);
}

.btn-primary:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  filter: grayscale(0.2);
}

.btn-large {
  padding: 15px 30px;
  font-size: 1rem;
  border-radius: 14px;
  min-height: 52px;
}

.btn-sm, .btn-primary-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: 10px;
  min-height: 38px;
  background: var(--primary-gradient);
  color: #fff;
  border: none;
  font-weight: 600;
  cursor: pointer;
}

.btn-glass {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: 13px;
  padding: 12px 22px;
  font-weight: 600;
  font-size: 0.95rem;
  min-height: 46px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--card-shadow);
}

.btn-glass:hover {
  background: var(--card-bg-elevated);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.btn-secondary-sm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 10px;
  padding: 6px 14px;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-secondary-sm:hover {
  border-color: var(--border-hover);
  background: var(--card-bg-elevated);
}

.btn-ghost-sm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 10px;
  padding: 6px 12px;
  font-size: 0.84rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-ghost-sm:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: rgba(168, 85, 247, 0.08);
}

.btn-ghost-danger-sm {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: 1px solid rgba(244, 63, 94, 0.25);
  color: var(--status-err);
  border-radius: 10px;
  padding: 6px 12px;
  font-size: 0.84rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-ghost-danger-sm:hover {
  background: rgba(244, 63, 94, 0.1);
  border-color: var(--status-err);
}

.btn-danger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 16px;
  background: rgba(244, 63, 94, 0.15);
  border: 1px solid rgba(244, 63, 94, 0.35);
  color: #FF5C7A;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-danger:hover {
  background: var(--status-err);
  color: #FFFFFF;
}

.btn-outline-sm {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid var(--neon-purple);
  color: var(--soft-lavender);
  border-radius: 8px;
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-outline-sm:hover {
  background: var(--neon-purple);
  color: #fff;
}

/* ============================================================
   VIEW 1: DASHBOARD / HERO
   ============================================================ */
.hero-container {
  padding: 50px 0 36px;
  max-width: 860px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-color);
  color: var(--soft-lavender);
  font-size: 0.84rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--electric-violet);
  box-shadow: 0 0 8px var(--electric-violet);
}

.hero-title {
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
  margin: 0 0 20px;
  color: var(--text-primary);
}

.gradient-text {
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 64ch;
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 48px;
}

.hero-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

.feature-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.feature-icon {
  font-size: 1.35rem;
  line-height: 1;
}

.feature-meta strong {
  display: block;
  font-size: 0.92rem;
  color: var(--text-primary);
  font-weight: 600;
}

.feature-meta span {
  display: block;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Quick Drop Card on Dashboard */
.dashboard-quick-card {
  margin: 28px 0 40px;
  background: var(--card-bg);
  border: 1px dashed var(--border-color);
  border-radius: 20px;
  padding: 20px 24px;
  transition: all 0.25s ease;
  box-shadow: var(--card-shadow);
}

.dashboard-quick-card:hover {
  border-color: var(--neon-purple);
  background: var(--card-bg-elevated);
}

.quick-card-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.quick-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-color);
  color: var(--electric-violet);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.quick-card-text {
  flex: 1;
  min-width: 240px;
}

.quick-card-text h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.quick-card-text p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

/* Section Headings */
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 36px 0 16px;
}

.section-heading h2 {
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0;
  color: var(--text-primary);
}

.section-tag {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--electric-violet);
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid var(--border-color);
  padding: 4px 10px;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.section-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--electric-violet);
  text-decoration: none;
  transition: color 0.2s ease;
}

.section-link:hover {
  color: var(--soft-lavender);
  text-decoration: underline;
}

/* Statistics Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 32px;
}

.stat-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 20px;
  box-shadow: var(--card-shadow);
  transition: transform 0.2s ease, border-color 0.2s ease;
}

.stat-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.stat-value {
  display: block;
  font-size: 2.1rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ============================================================
   VIEW 2: REMOVER STUDIO / DROPZONE & WORKSPACE
   ============================================================ */
/* Setup / Config Alert */
.config-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: 16px;
  padding: 14px 20px;
  margin-bottom: 24px;
}

.config-banner .banner-icon {
  color: var(--status-warn);
  flex-shrink: 0;
}

.config-banner .banner-body {
  flex: 1;
}

.config-banner strong {
  display: block;
  font-size: 0.95rem;
  color: var(--status-warn);
}

.config-banner p {
  margin: 2px 0 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Drop Zone */
.drop-zone {
  position: relative;
  background: var(--card-bg);
  border: 2px dashed var(--border-color);
  border-radius: 28px;
  padding: clamp(36px, 8vw, 72px) 24px;
  text-align: center;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.25s ease;
  box-shadow: var(--card-shadow);
}

.drop-zone:hover {
  border-color: var(--neon-purple);
  background: var(--card-bg-elevated);
}

.drop-zone.drag-active {
  border-color: var(--electric-violet);
  border-style: solid;
  background: color-mix(in srgb, var(--neon-purple) 12%, var(--card-bg));
  transform: scale(1.008);
  box-shadow: 0 0 35px rgba(168, 85, 247, 0.35);
}

.drop-zone-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(168, 85, 247, 0.08), transparent 70%);
  pointer-events: none;
}

.drop-content {
  position: relative;
  z-index: 2;
  max-width: 620px;
  margin: 0 auto;
}

.drop-icon-outer {
  width: 72px;
  height: 72px;
  margin: 0 auto 20px;
  border-radius: 22px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s ease;
}

.drop-zone:hover .drop-icon-outer {
  transform: translateY(-3px) scale(1.04);
  box-shadow: var(--glow-subtle);
}

.drop-headline {
  font-size: clamp(1.25rem, 2.8vw, 1.7rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
  color: var(--text-primary);
}

.drop-subtext {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin: 0 0 20px;
}

kbd {
  display: inline-block;
  padding: 2px 6px;
  font-family: inherit;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--soft-lavender);
  background: rgba(168, 85, 247, 0.15);
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.format-badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 28px;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.badge-accent {
  background: rgba(168, 85, 247, 0.15);
  color: var(--electric-violet);
  border-color: rgba(168, 85, 247, 0.3);
}

.badge-subtle {
  background: rgba(16, 185, 129, 0.12);
  color: var(--status-ok);
  border-color: rgba(16, 185, 129, 0.25);
}

.drop-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* ============================================================
   QUEUE SECTION
   ============================================================ */
.queue-card {
  margin-top: 28px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 22px;
  padding: 20px 24px;
  box-shadow: var(--card-shadow);
}

.queue-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.queue-status-left {
  flex: 1;
  min-width: 240px;
}

.queue-counter b {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--text-primary);
}

.progress-track {
  height: 6px;
  border-radius: 8px;
  background: var(--bg-secondary);
  overflow: hidden;
  margin-top: 8px;
}

.progress-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--primary-gradient);
  border-radius: 8px;
  transition: width 0.3s ease;
}

.queue-actions-right {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.queue-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 10px;
}

.queue-row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 10px 14px;
  transition: all 0.2s ease;
}

.queue-row.done {
  cursor: pointer;
}

.queue-row.done:hover {
  border-color: var(--border-hover);
  background: var(--card-bg-elevated);
}

.queue-row.selected {
  border-color: var(--neon-purple);
  box-shadow: 0 0 0 2px rgba(168, 85, 247, 0.35);
  background: var(--card-bg-elevated);
}

.queue-thumb {
  width: 54px;
  height: 54px;
  flex-shrink: 0;
  border-radius: 12px;
  overflow: hidden;
  background: var(--card-bg);
  position: relative;
}

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

.queue-thumb.skeleton::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(168, 85, 247, 0.25), transparent);
  animation: shimmer 1.3s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

.queue-meta {
  flex: 1;
  min-width: 0;
}

.queue-filename {
  display: block;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.queue-details {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
}

.status-badge-inline {
  font-weight: 600;
}

.status-badge-inline.failed {
  color: var(--status-err);
}

.status-badge-inline.ok {
  color: var(--status-ok);
}

.queue-mini-bar {
  height: 4px;
  border-radius: 4px;
  background: rgba(168, 85, 247, 0.1);
  overflow: hidden;
  margin-top: 6px;
  width: 140px;
}

.queue-mini-bar i {
  display: block;
  height: 100%;
  background: var(--primary-gradient);
  transition: width 0.2s ease;
}

.queue-mini-bar.indeterminate i {
  width: 50% !important;
  animation: indMini 1.2s infinite ease-in-out;
}

@keyframes indMini {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(250%); }
}

.queue-row-acts {
  display: flex;
  align-items: center;
  gap: 6px;
}

/* ============================================================
   WORKSPACE / EDITOR CANVAS
   ============================================================ */
.workspace-studio {
  margin-top: 28px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 20px;
  box-shadow: var(--card-shadow);
  transition: all 0.3s ease;
}

.workspace-studio.fs-mode {
  position: fixed;
  inset: 0;
  z-index: 100;
  border-radius: 0;
  border: none;
  background: var(--bg);
  padding: max(16px, env(safe-area-inset-top)) 20px 20px;
  overflow-y: auto;
}

.workspace-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 16px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-color);
}

.workspace-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.workspace-title-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.file-type-pill {
  font-size: 0.72rem;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  background: rgba(168, 85, 247, 0.15);
  color: var(--electric-violet);
  border: 1px solid var(--border-color);
}

.file-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  max-width: 320px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.image-meta-pills {
  display: flex;
  align-items: center;
  gap: 6px;
}

.meta-pill {
  font-size: 0.75rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 6px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
}

.workspace-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.tool-btn-group {
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 11px;
  padding: 2px;
}

.icon-tool {
  width: 34px;
  height: 34px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--text-secondary);
  border-radius: 9px;
  cursor: pointer;
  font-size: 1.1rem;
  font-weight: 600;
  transition: all 0.2s ease;
}

.icon-tool:hover {
  color: var(--text-primary);
  background: var(--card-bg);
}

.zoom-indicator {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0 8px;
  color: var(--text-primary);
  min-width: 48px;
  text-align: center;
}

.tool-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 34px;
  padding: 0 12px;
  border-radius: 9px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tool-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: var(--card-bg-elevated);
}

.tool-toggle.active,
.tool-toggle[aria-pressed="true"] {
  background: rgba(168, 85, 247, 0.2);
  border-color: var(--neon-purple);
  color: var(--electric-violet);
}

.tool-separator {
  width: 1px;
  height: 24px;
  background: var(--border-color);
}

/* Stage & Viewport */
.stage-container {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border-radius: 18px;
  border: 1px solid var(--border-color);
  min-height: 340px;
  max-height: 65vh;
  overflow: auto;
  padding: 24px;
  position: relative;
  touch-action: pan-x pan-y pinch-zoom;
}

.workspace-studio.fs-mode .stage-container {
  max-height: calc(100vh - 270px);
}

.stage-viewport {
  position: relative;
  margin: auto;
  flex: none;
  line-height: 0;
  user-select: none;
  box-shadow: 0 12px 36px -8px rgba(0, 0, 0, 0.7);
  border-radius: 10px;
  overflow: hidden;
  transition: width 0.1s ease-out;
}

.stage-viewport img {
  display: block;
  width: 100%;
  height: auto;
  pointer-events: none;
}

/* Backdrop Layer */
.backdrop-layer {
  position: absolute;
  inset: 0;
  z-index: 1;
  transition: background 0.25s ease;
}

.checker {
  background-image: conic-gradient(var(--chk-1) 25%, var(--chk-2) 0 50%, var(--chk-1) 0 75%, var(--chk-2) 0);
  background-size: 20px 20px;
}

#imgRes {
  position: relative;
  z-index: 2;
}

/* Compare Layer */
.compare-layer {
  position: absolute;
  inset: 0;
  overflow: hidden;
  z-index: 3;
}

.compare-layer img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: fill;
}

.compare-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background: #FFFFFF;
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.8), 0 0 0 1px rgba(0, 0, 0, 0.6);
  z-index: 5;
  cursor: ew-resize;
  pointer-events: auto;
}

.compare-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid #FFFFFF;
  color: var(--neon-purple);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.5), 0 0 10px rgba(168, 85, 247, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: ew-resize;
}

.compare-label {
  position: absolute;
  top: 14px;
  z-index: 6;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(9, 6, 17, 0.75);
  backdrop-filter: blur(10px);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
  pointer-events: none;
  text-transform: uppercase;
}

.compare-label-before {
  left: 14px;
}

.compare-label-after {
  right: 14px;
}

/* Compare Range Slider Box */
.compare-range-wrap {
  margin-top: 14px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 10px 16px;
}

.range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--neon-purple);
  cursor: pointer;
}

/* Workspace Controls Card */
.workspace-controls-card {
  margin-top: 18px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  padding: 18px 20px;
}

.backdrop-selector-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 20px;
}

.control-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.backdrop-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 0.84rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.chip:hover {
  color: var(--text-primary);
  border-color: var(--border-hover);
  background: var(--card-bg-elevated);
}

.chip.on {
  background: rgba(168, 85, 247, 0.18);
  border-color: var(--neon-purple);
  color: var(--text-primary);
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.2);
}

.chip-swatch {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  flex-shrink: 0;
  display: inline-block;
}

.chip-checker {
  background-image: conic-gradient(#8B5CF6 25%, #DDD6FE 0 50%, #8B5CF6 0 75%, #DDD6FE 0);
  background-size: 8px 8px;
}

.chip-input input[type="color"] {
  width: 20px;
  height: 20px;
  border: none;
  padding: 0;
  background: none;
  border-radius: 50%;
  cursor: pointer;
}

.custom-gradient-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 10px 14px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.color-picker-label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
}

.color-picker-label input[type="color"] {
  width: 26px;
  height: 26px;
  border: none;
  padding: 0;
  border-radius: 50%;
  cursor: pointer;
  background: none;
}

/* Export Section */
.export-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}

.export-format-selector {
  display: flex;
  align-items: center;
  gap: 10px;
}

.export-label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.select-wrapper select {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 11px;
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  transition: border-color 0.2s ease;
}

.select-wrapper select:hover,
.select-wrapper select:focus {
  border-color: var(--neon-purple);
}

.export-btn {
  min-width: 200px;
}

.workspace-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.workspace-hint svg {
  flex-shrink: 0;
  color: var(--neon-purple);
}

/* ============================================================
   VIEW 3: GALLERY / MY IMAGES
   ============================================================ */
.gallery-header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.gallery-header-row h2 {
  font-size: 1.45rem;
  font-weight: 700;
  margin: 0 0 4px;
  color: var(--text-primary);
}

.muted-text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin: 0;
}

.gallery-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}

.full-grid {
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
}

.gallery-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  transition: all 0.2s ease;
  position: relative;
}

.gallery-card:hover {
  border-color: var(--neon-purple);
  transform: translateY(-3px);
  box-shadow: 0 14px 30px -10px rgba(168, 85, 247, 0.35);
}

.card-preview-link {
  display: block;
  aspect-ratio: 4 / 3;
  width: 100%;
  position: relative;
  overflow: hidden;
}

.card-preview-link img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 12px;
  display: block;
  transition: transform 0.3s ease;
}

.gallery-card:hover .card-preview-link img {
  transform: scale(1.05);
}

.card-meta-bar {
  padding: 12px 14px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.card-file-info {
  flex: 1;
  min-width: 0;
}

.card-file-name {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-primary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-file-meta {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.card-dl-btn {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--electric-violet);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
}

.card-dl-btn:hover {
  background: var(--primary-gradient);
  color: #fff;
  border-color: transparent;
}

.empty-state {
  grid-column: 1 / -1;
  background: var(--card-bg);
  border: 1px dashed var(--border-color);
  border-radius: 20px;
  padding: 48px 24px;
  text-align: center;
}

.empty-icon {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(168, 85, 247, 0.1);
  border: 1px solid var(--border-color);
  color: var(--neon-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.empty-state h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 6px;
  color: var(--text-primary);
}

.empty-state p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  max-width: 44ch;
  margin: 0 auto 18px;
}

/* ============================================================
   VIEW 4: ARCHITECTURE & HOW IT WORKS
   ============================================================ */
.architecture-header {
  text-align: center;
  max-width: 700px;
  margin: 20px auto 40px;
}

.architecture-header h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin: 12px 0 10px;
}

.pipeline-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.pipeline-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--card-shadow);
  transition: transform 0.25s ease, border-color 0.25s ease;
  position: relative;
}

.pipeline-card:hover {
  transform: translateY(-3px);
  border-color: var(--neon-purple);
}

.step-badge {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.05em;
  color: var(--electric-violet);
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-color);
  padding: 3px 8px;
  border-radius: 6px;
  display: inline-block;
  margin-bottom: 16px;
}

.pipeline-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-color);
  color: var(--electric-violet);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.pipeline-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 10px;
  color: var(--text-primary);
}

.pipeline-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0;
}

/* ============================================================
   VIEW 5: SETTINGS & ATTRIBUTION
   ============================================================ */
.settings-container {
  max-width: 760px;
  margin: 0 auto;
}

.settings-container h2 {
  font-size: 1.7rem;
  font-weight: 800;
  margin: 0 0 4px;
  letter-spacing: -0.02em;
}

.settings-card-group {
  display: grid;
  gap: 20px;
  margin-top: 24px;
}

.settings-card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 22px 24px;
  box-shadow: var(--card-shadow);
}

.settings-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin: 0 0 16px;
  color: var(--text-primary);
}

.settings-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid rgba(168, 85, 247, 0.1);
}

.settings-row:first-of-type {
  border-top: none;
  padding-top: 0;
}

.setting-info strong {
  display: block;
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-primary);
}

.setting-info span {
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.range-control {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 180px;
}

.range-val {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--electric-violet);
  min-width: 38px;
  text-align: right;
}

.settings-row-actions {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid rgba(168, 85, 247, 0.1);
}

/* About Grid */
.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 16px;
}

.about-cell {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.about-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-muted);
  font-weight: 700;
}

.about-val {
  font-size: 0.95rem;
  color: var(--text-primary);
}

.danger-card {
  border-color: rgba(244, 63, 94, 0.25);
}

/* ============================================================
   OFFICIAL FOOTER
   ============================================================ */
.site-footer {
  margin-top: auto;
  border-top: 1px solid var(--border-color);
  background: var(--bg);
  padding: 24px 20px calc(24px + env(safe-area-inset-bottom));
  position: relative;
  z-index: 20;
}

.footer-container {
  max-width: 1240px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
}

.footer-logo {
  color: var(--text-primary);
  font-weight: 700;
}

.footer-pipe {
  color: var(--neon-purple);
  margin: 0 1px;
}

.footer-dot {
  color: var(--border-color);
}

.footer-dev {
  color: var(--soft-lavender);
}

.footer-copy {
  font-size: 0.82rem;
  color: var(--text-muted);
}

/* ============================================================
   MODALS, DIALOGS & TOASTS
   ============================================================ */
#toasts {
  position: fixed;
  right: 20px;
  top: 76px;
  display: grid;
  gap: 10px;
  z-index: 999;
  max-width: min(380px, calc(100vw - 40px));
  pointer-events: none;
}

.toast {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border-radius: 14px;
  background: var(--card-bg-elevated);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-size: 0.88rem;
  font-weight: 500;
  box-shadow: var(--modal-shadow);
  animation: toastIn 0.25s ease-out;
  backdrop-filter: blur(16px);
}

.toast.ok {
  border-color: rgba(16, 185, 129, 0.5);
  background: color-mix(in srgb, #10B981 12%, var(--card-bg-elevated));
}

.toast.err {
  border-color: rgba(244, 63, 94, 0.5);
  background: color-mix(in srgb, #F43F5E 12%, var(--card-bg-elevated));
}

@keyframes toastIn {
  from { opacity: 0; transform: translateY(-8px) scale(0.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Glass Dialog */
.glass-dialog {
  border: 1px solid var(--border-color);
  border-radius: 22px;
  background: var(--card-bg-elevated);
  color: var(--text-primary);
  padding: 0;
  box-shadow: var(--modal-shadow);
  max-width: min(440px, calc(100vw - 32px));
  overflow: hidden;
}

.glass-dialog::backdrop {
  background: rgba(9, 6, 17, 0.75);
  backdrop-filter: blur(8px);
}

.dialog-content {
  padding: 24px;
  text-align: center;
}

.dialog-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(168, 85, 247, 0.12);
  border: 1px solid var(--border-color);
  color: var(--electric-violet);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}

.dialog-message {
  font-size: 1rem;
  line-height: 1.5;
  margin: 0 0 20px;
  color: var(--text-primary);
}

.dialog-actions {
  display: flex;
  justify-content: center;
  gap: 10px;
}

/* Guide Modal */
.guide-dialog {
  max-width: min(600px, calc(100vw - 32px));
}

.guide-modal-content {
  padding: 24px;
}

.guide-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
}

.guide-modal-title {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--electric-violet);
}

.guide-modal-title h3 {
  margin: 0;
  font-size: 1.15rem;
  color: var(--text-primary);
}

.guide-tabs {
  display: flex;
  gap: 8px;
  background: var(--bg-secondary);
  padding: 4px;
  border-radius: 12px;
  border: 1px solid var(--border-color);
  margin-bottom: 20px;
}

.guide-tab {
  flex: 1;
  padding: 8px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  border-radius: 9px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.guide-tab.active {
  background: var(--card-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.guide-tab-panel {
  display: none;
}

.guide-tab-panel.active {
  display: block;
}

.guide-steps {
  padding-left: 20px;
  margin: 0;
  display: grid;
  gap: 14px;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.guide-steps strong {
  color: var(--text-primary);
}

.guide-steps a {
  color: var(--electric-violet);
  text-decoration: underline;
}

.guide-steps pre {
  margin: 8px 0 0;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  padding: 10px 14px;
  overflow-x: auto;
  font-size: 0.8rem;
  color: var(--soft-lavender);
}

.guide-modal-footer {
  margin-top: 24px;
  display: flex;
  justify-content: flex-end;
}

/* ============================================================
   RESPONSIVE LAYOUT (Mobile, Tablet, Desktop)
   Ultra-Polished Mobile UI & iPhone Optimization
   ============================================================ */
@media (max-width: 900px) {
  body {
    padding-bottom: 24px;
  }

  /* ============================================================
     MOBILE RESPONSIVE HEADER (EXACT USER SPECIFICATION)
     Row 1: [Icon] RemoveBG | ByFaiz
     Row 2: [ Dashboard | Studio | My Images ... ]      ●  🌙 |
     ============================================================ */
  .top-nav {
    position: sticky !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    z-index: 500 !important;
    padding: 10px 14px 10px !important;
    padding-top: max(10px, env(safe-area-inset-top, 0px)) !important;
    background: rgba(9, 6, 17, 0.96) !important;
    backdrop-filter: blur(24px) !important;
    -webkit-backdrop-filter: blur(24px) !important;
    border-bottom: 1px solid var(--border-color) !important;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4) !important;
  }

  .nav-container {
    width: 100% !important;
    max-width: 100% !important;
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    justify-content: space-between !important;
    row-gap: 8px !important;
    column-gap: 8px !important;
  }

  /* -------------------------------------------------------------
     ROW 1: Dedicated Top Line for Logo & Branding
     +---------------------------------------------------------+
     |  [Icon] RemoveBG | ByFaiz                               |
     +---------------------------------------------------------+
     ------------------------------------------------------------- */
  .brand-logo {
    order: 1 !important;
    width: 100% !important;
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 10px !important;
    text-decoration: none !important;
    flex-shrink: 0 !important;
    z-index: 510 !important;
    padding-bottom: 2px !important;
  }

  .logo-icon-wrap {
    width: 34px !important;
    height: 34px !important;
    border-radius: 10px !important;
    flex-shrink: 0 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    box-shadow: 0 4px 14px rgba(139, 92, 246, 0.45) !important;
  }

  .brand-icon {
    width: 100% !important;
    height: 100% !important;
    display: block !important;
  }

  .brand-text {
    display: flex !important;
    visibility: visible !important;
    opacity: 1 !important;
    align-items: baseline !important;
    gap: 4px !important;
    font-size: 1.15rem !important;
    font-weight: 800 !important;
    letter-spacing: -0.02em !important;
    white-space: nowrap !important;
  }

  .brand-title {
    color: #FFFFFF !important;
    font-size: 1.15rem !important;
    font-weight: 800 !important;
  }

  .brand-divider {
    color: var(--neon-purple) !important;
    font-size: 0.95rem !important;
    font-weight: 400 !important;
    opacity: 0.8 !important;
    margin: 0 1px !important;
  }

  .brand-by {
    color: #C084FC !important;
    font-size: 0.92rem !important;
    font-weight: 700 !important;
    background: linear-gradient(135deg, #A855F7, #C084FC) !important;
    -webkit-background-clip: text !important;
    -webkit-text-fill-color: transparent !important;
  }

  /* -------------------------------------------------------------
     ROW 2: Nav Tabs on Left, Status Dot & Theme Button on Right
     [ Dashboard | Studio | My Images ... ]      ●  🌙 |
     ------------------------------------------------------------- */
  .nav-tabs {
    order: 2 !important;
    flex: 1 1 auto !important;
    min-width: 0 !important;
    position: static !important;
    display: flex !important;
    flex-direction: row !important;
    flex-wrap: nowrap !important;
    align-items: center !important;
    justify-content: flex-start !important;
    gap: 3px !important;
    background: var(--bg-secondary) !important;
    padding: 3px 4px !important;
    border-radius: 12px !important;
    border: 1px solid var(--border-color) !important;
    overflow-x: auto !important;
    overflow-y: hidden !important;
    -webkit-overflow-scrolling: touch !important;
    scrollbar-width: none !important;
    margin: 0 !important;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.3) !important;
    z-index: 505 !important;
  }

  .nav-tabs::-webkit-scrollbar {
    display: none !important;
  }

  .nav-tab {
    flex: 0 0 auto !important;
    display: inline-flex !important;
    align-items: center !important;
    gap: 5px !important;
    padding: 6px 11px !important;
    font-size: 0.76rem !important;
    font-weight: 600 !important;
    min-height: 30px !important;
    border-radius: 8px !important;
    white-space: nowrap !important;
    background: transparent !important;
    color: var(--text-secondary) !important;
    border: 1px solid transparent !important;
    transition: all 0.2s ease !important;
  }

  .nav-tab.on {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.28), rgba(168, 85, 247, 0.2)) !important;
    color: #FFFFFF !important;
    border: 1px solid rgba(168, 85, 247, 0.45) !important;
    box-shadow: 0 2px 8px rgba(139, 92, 246, 0.25) !important;
  }

  .nav-tab svg {
    width: 14px !important;
    height: 14px !important;
    opacity: 0.8 !important;
    flex-shrink: 0 !important;
  }

  .nav-tab.on svg {
    opacity: 1 !important;
    stroke: #C084FC !important;
  }

  /* Right Side of Row 2: Status Dot + Theme Toggle */
  .nav-actions {
    order: 3 !important;
    flex: 0 0 auto !important;
    display: flex !important;
    align-items: center !important;
    gap: 6px !important;
    margin-left: 4px !important;
    z-index: 510 !important;
  }

  .nav-cta-btn {
    display: none !important; /* Hide desktop "Launch Studio" button on phone */
  }

  .status-pill {
    padding: 4px 8px !important;
    font-size: 0.72rem !important;
    gap: 5px !important;
    letter-spacing: 0 !important;
  }

  .status-dot {
    width: 6px !important;
    height: 6px !important;
  }

  .theme-toggle-btn {
    width: 32px !important;
    height: 32px !important;
    border-radius: 8px !important;
  }

  @media (max-width: 390px) {
    .brand-text {
      font-size: 1.05rem !important;
    }
    .brand-title {
      font-size: 1.05rem !important;
    }
    .brand-by {
      font-size: 0.88rem !important;
    }
    .logo-icon-wrap {
      width: 32px !important;
      height: 32px !important;
    }
    .status-pill {
      padding: 3px 6px !important;
      font-size: 0.68rem !important;
    }
    .nav-tab {
      padding: 5px 9px !important;
      font-size: 0.72rem !important;
    }
  }

  #toasts {
    top: auto !important;
    bottom: 24px !important;
    right: 14px !important;
    left: 14px !important;
    max-width: none !important;
    z-index: 9999 !important;
  }

  .site-footer {
    padding-bottom: 24px !important;
  }

  /* Main Content Spacing & Fit */
  .main-content {
    padding: 16px 12px 85px;
  }

  /* Hero Section */
  .hero-container {
    padding: 18px 0 16px;
  }

  .hero-badge {
    font-size: 0.74rem;
    padding: 4px 10px;
    margin-bottom: 14px;
    gap: 6px;
  }

  .hero-title {
    font-size: clamp(1.85rem, 8.5vw, 2.45rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
  }

  .hero-subtitle {
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 20px;
  }

  .hero-actions {
    flex-direction: column;
    width: 100%;
    gap: 10px;
    margin-bottom: 28px;
  }

  .hero-actions button {
    width: 100%;
    min-height: 48px;
    font-size: 0.92rem;
    justify-content: center;
  }

  /* 2x2 Clean Feature Pillars on Mobile */
  .hero-features {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    padding-top: 14px;
  }

  .feature-item {
    gap: 8px;
  }

  .feature-icon {
    font-size: 1.15rem;
  }

  .feature-meta strong {
    font-size: 0.8rem;
    line-height: 1.25;
  }

  .feature-meta span {
    font-size: 0.72rem;
  }

  /* Dashboard Quick Card */
  .dashboard-quick-card {
    margin: 18px 0 24px;
    padding: 14px 16px;
    border-radius: 16px;
  }

  .quick-card-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .quick-card-inner .btn-primary {
    width: 100%;
  }

  /* Section Headings */
  .section-heading {
    margin: 24px 0 12px;
  }

  .section-heading h2 {
    font-size: 1.15rem;
  }

  /* Statistics 2x2 Grid */
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-bottom: 24px;
  }

  .stat-card {
    padding: 14px;
    border-radius: 14px;
  }

  .stat-value {
    font-size: 1.55rem;
    margin-bottom: 2px;
  }

  .stat-label {
    font-size: 0.75rem;
  }

  /* Gallery Grid on Mobile (2 Columns) */
  .gallery-grid, .full-grid {
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .gallery-card {
    border-radius: 14px;
  }

  .card-meta-bar {
    padding: 8px 10px;
    gap: 6px;
  }

  .card-file-name {
    font-size: 0.78rem;
  }

  .card-file-meta {
    font-size: 0.68rem;
  }

  .card-dl-btn {
    width: 28px;
    height: 28px;
    border-radius: 7px;
  }

  /* Drop Zone on Mobile */
  .drop-zone {
    padding: 24px 14px;
    border-radius: 20px;
  }

  .drop-icon-outer {
    width: 54px;
    height: 54px;
    border-radius: 16px;
    margin-bottom: 14px;
  }

  .drop-headline {
    font-size: 1.15rem;
    margin-bottom: 6px;
  }

  .drop-subtext {
    font-size: 0.82rem;
    margin-bottom: 14px;
  }

  .format-badges {
    gap: 5px;
    margin-bottom: 16px;
  }

  .badge {
    padding: 3px 7px;
    font-size: 0.68rem;
  }

  .drop-actions {
    flex-direction: column;
    width: 100%;
    gap: 8px;
  }

  .drop-actions button {
    width: 100%;
    min-height: 44px;
  }

  /* Queue Section on Mobile */
  .queue-card {
    padding: 14px;
    border-radius: 18px;
    margin-top: 20px;
  }

  .queue-header {
    gap: 10px;
    margin-bottom: 12px;
    padding-bottom: 12px;
  }

  .queue-actions-right {
    width: 100%;
    justify-content: space-between;
  }

  .queue-row {
    padding: 8px 10px;
    gap: 10px;
    border-radius: 14px;
  }

  .queue-thumb {
    width: 44px;
    height: 44px;
    border-radius: 10px;
  }

  .queue-filename {
    font-size: 0.82rem;
    max-width: 150px;
  }

  .queue-mini-bar {
    width: 90px;
  }

  /* Workspace Studio on Mobile */
  .workspace-studio {
    padding: 12px 10px;
    border-radius: 18px;
    margin-top: 20px;
  }

  .workspace-header {
    gap: 8px;
    margin-bottom: 10px;
    padding-bottom: 10px;
  }

  .workspace-meta {
    width: 100%;
    justify-content: space-between;
    gap: 6px;
  }

  .file-name {
    max-width: 180px;
    font-size: 0.95rem;
  }

  .workspace-toolbar {
    width: 100%;
    justify-content: space-between;
    gap: 4px;
  }

  .tool-btn-group {
    padding: 1px;
  }

  .icon-tool {
    width: 30px;
    height: 30px;
    font-size: 1rem;
  }

  .tool-btn {
    height: 30px;
    padding: 0 8px;
    font-size: 0.74rem;
  }

  .tool-separator {
    height: 18px;
  }

  .stage-container {
    min-height: 220px;
    max-height: 52vh;
    padding: 10px;
    border-radius: 14px;
  }

  .workspace-controls-card {
    padding: 14px 12px;
    border-radius: 14px;
    margin-top: 14px;
  }

  .backdrop-chips {
    gap: 5px;
  }

  .chip {
    padding: 5px 10px;
    font-size: 0.74rem;
    gap: 6px;
  }

  .chip-swatch {
    width: 13px;
    height: 13px;
  }

  .export-section {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    padding-top: 12px;
  }

  .export-format-selector {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
  }

  .select-wrapper select {
    width: 100%;
  }

  .export-btn {
    width: 100%;
    min-height: 46px;
  }

  /* Architecture & Settings Cards */
  .pipeline-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .pipeline-card {
    padding: 18px;
    border-radius: 16px;
  }

  .settings-card {
    padding: 16px 14px;
    border-radius: 16px;
  }

  .settings-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .settings-row .select-wrapper,
  .settings-row .select-wrapper select,
  .settings-row .range-control {
    width: 100%;
  }

  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 8px;
  }

  /* Footer on Mobile */
  .site-footer {
    padding: 18px 14px calc(76px + env(safe-area-inset-bottom));
  }

  .footer-container {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }

  .footer-brand {
    justify-content: center;
  }
}

/* Accessibility: Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}