/* ==========================================================================
   Toflah Design System & Stylesheet (SEO First, Light Theme Default)
   Domain: toflah-theme.com
   ========================================================================== */

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

:root {
  /* Colors - Light Theme (Default) */
  --bg-body: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-elevated: #ffffff;
  --bg-subtle: #f1f5f9;
  --bg-accent-soft: #eef2ff;
  
  --border-subtle: #e2e8f0;
  --border-focus: #6366f1;
  --border-hover: #cbd5e1;
  
  --text-main: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-inverse: #ffffff;

  --brand-primary: #4f46e5;
  --brand-primary-hover: #4338ca;
  --brand-secondary: #06b6d4;
  --brand-gradient: linear-gradient(135deg, #4f46e5 0%, #6366f1 50%, #06b6d4 100%);
  --brand-gradient-subtle: linear-gradient(135deg, rgba(79, 70, 229, 0.08) 0%, rgba(6, 182, 212, 0.08) 100%);
  
  --success: #10b981;
  --success-bg: #ecfdf5;
  --warning: #f59e0b;
  --error: #ef4444;

  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 6px 12px -2px rgba(15, 23, 42, 0.08), 0 3px 6px -2px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 16px 24px -4px rgba(15, 23, 42, 0.08), 0 6px 10px -4px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 0 25px rgba(79, 70, 229, 0.16);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --container-max: 1200px;
}

/* Dark Theme */
:root[data-theme="dark"] {
  --bg-body: #0b0f19;
  --bg-surface: #121827;
  --bg-surface-elevated: #1a2234;
  --bg-subtle: #1e293b;
  --bg-accent-soft: rgba(99, 102, 241, 0.12);

  --border-subtle: #243047;
  --border-focus: #818cf8;
  --border-hover: #334155;

  --text-main: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-inverse: #0f172a;

  --brand-primary: #6366f1;
  --brand-primary-hover: #818cf8;
  --brand-secondary: #22d3ee;
  --brand-gradient-subtle: linear-gradient(135deg, rgba(99, 102, 241, 0.15) 0%, rgba(34, 211, 238, 0.12) 100%);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 6px 16px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 20px 30px rgba(0, 0, 0, 0.7);
  --shadow-glow: 0 0 30px rgba(99, 102, 241, 0.25);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.6;
  transition: background-color 0.25s ease, color 0.25s ease;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a {
  color: inherit;
  text-decoration: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

img, svg {
  display: block;
  max-width: 100%;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

.site-main {
  flex: 1;
  padding-top: 1.5rem;
  padding-bottom: 4rem;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-main);
}

.brand-link img {
  height: 38px;
  width: auto;
}

.brand-badge {
  font-size: 0.7rem;
  font-weight: 700;
  background: var(--brand-accent-soft);
  color: var(--brand-primary);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-link {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition);
  padding: 0.5rem 0.25rem;
  position: relative;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--brand-primary);
  border-radius: var(--radius-full);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-header-search {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 0.45rem 1rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

.btn-header-search:hover {
  border-color: var(--border-focus);
  color: var(--text-main);
  background-color: var(--bg-surface);
}

.search-shortcut {
  font-size: 0.75rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  color: var(--text-main);
  padding: 0.5rem;
}

/* Breadcrumbs (SEO First) */
.breadcrumbs-nav {
  padding: 0.75rem 0 1.25rem;
}

.breadcrumbs-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  font-size: 0.875rem;
  color: var(--text-muted);
}

.breadcrumbs-item a {
  color: var(--text-secondary);
  transition: var(--transition);
}

.breadcrumbs-item a:hover {
  color: var(--brand-primary);
}

.breadcrumbs-separator {
  color: var(--text-muted);
  user-select: none;
}

.breadcrumbs-current {
  color: var(--text-main);
  font-weight: 600;
}

/* Hero Section (Homepage) */
.hero-section {
  padding: 2.5rem 0 2rem;
  text-align: center;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-full);
  background: var(--brand-accent-soft);
  color: var(--brand-primary);
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  border: 1px solid rgba(79, 70, 229, 0.15);
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  color: var(--text-main);
}

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

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 680px;
  margin: 0 auto 2rem;
  line-height: 1.55;
}

/* Quick Search Box */
.hero-search-wrapper {
  max-width: 600px;
  margin: 0 auto 2rem;
  position: relative;
}

.hero-search-input {
  width: 100%;
  padding: 1rem 1.25rem 1rem 3.25rem;
  font-size: 1.05rem;
  border-radius: var(--radius-full);
  border: 2px solid var(--border-subtle);
  background-color: var(--bg-surface);
  color: var(--text-main);
  box-shadow: var(--shadow-md);
  transition: var(--transition);
  outline: none;
}

.hero-search-input:focus {
  border-color: var(--brand-primary);
  box-shadow: var(--shadow-glow), var(--shadow-md);
}

.hero-search-icon {
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

/* Category Filter Tabs */
.category-filter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem;
  margin-bottom: 2.5rem;
}

.filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.15rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.filter-btn:hover {
  background-color: var(--bg-subtle);
  color: var(--text-main);
  border-color: var(--border-hover);
}

.filter-btn.active {
  background-color: var(--brand-primary);
  color: var(--text-inverse);
  border-color: var(--brand-primary);
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}

/* Tools Grid */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.tool-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--brand-gradient);
  opacity: 0;
  transition: var(--transition);
}

.tool-card:hover {
  transform: translateY(-4px);
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: var(--shadow-lg);
}

.tool-card:hover::before {
  opacity: 1;
}

.tool-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.tool-icon-wrapper {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--brand-accent-soft);
  color: var(--brand-primary);
  font-size: 1.5rem;
}

.tool-badge {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-subtle);
  color: var(--text-muted);
}

.tool-badge.popular {
  background-color: #fef3c7;
  color: #b45309;
}

.tool-badge.new {
  background-color: #ecfdf5;
  color: #047857;
}

.tool-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.tool-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 1.25rem;
  flex: 1;
}

.tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--brand-primary);
  padding-top: 0.75rem;
  border-top: 1px solid var(--border-subtle);
}

.tool-arrow {
  transition: transform 0.2s ease;
}

.tool-card:hover .tool-arrow {
  transform: translateX(4px);
}

/* Tool Dedicated Page Styles */
.tool-header-block {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 2.25rem;
}

.tool-header-block h1 {
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  margin-bottom: 0.75rem;
  color: var(--text-main);
}

.tool-header-block p {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.tool-container-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  margin-bottom: 3.5rem;
}

/* Upload Dropzone */
.dropzone {
  border: 2px dashed var(--border-hover);
  border-radius: var(--radius-lg);
  padding: 3rem 1.5rem;
  text-align: center;
  background-color: var(--bg-subtle);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--brand-primary);
  background-color: var(--brand-accent-soft);
}

.dropzone-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  color: var(--brand-primary);
}

.dropzone-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--text-main);
}

.dropzone-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.dropzone-input {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
}

/* Controls & Settings Grid */
.tool-controls-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border-subtle);
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.control-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
}

.control-input, .control-select {
  padding: 0.65rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  color: var(--text-main);
  transition: var(--transition);
  outline: none;
}

.control-input:focus, .control-select:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.control-slider {
  accent-color: var(--brand-primary);
  cursor: pointer;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  padding: 0.75rem 1.5rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-size: 0.95rem;
}

.btn-primary {
  background: var(--brand-gradient);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
  opacity: 0.94;
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(79, 70, 229, 0.4);
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

.btn-secondary {
  background-color: var(--bg-subtle);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background-color: var(--border-subtle);
}

.btn-lg {
  padding: 0.9rem 2rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

/* Output & Preview Area */
.tool-result-area {
  margin-top: 1.75rem;
  padding: 1.5rem;
  background-color: var(--bg-subtle);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
}

.preview-media-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  min-height: 180px;
}

.preview-img {
  max-height: 320px;
  max-width: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.file-info-badge {
  display: inline-flex;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-secondary);
  background-color: var(--bg-surface);
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-full);
  margin-top: 0.75rem;
  border: 1px solid var(--border-subtle);
}

/* How It Works & Clean Content Section */
.content-section {
  margin-bottom: 3.5rem;
}

.section-heading-wrapper {
  margin-bottom: 1.75rem;
  text-align: center;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.section-sub {
  color: var(--text-secondary);
  font-size: 1rem;
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.step-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  position: relative;
}

.step-num {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background: var(--brand-accent-soft);
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.step-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.step-desc {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

/* Value Props / Highlights Grid */
.features-pills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.feature-pill-card {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.feature-pill-icon {
  color: var(--brand-primary);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.feature-pill-text h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.feature-pill-text p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* FAQ Accordion (Schema.org friendly) */
.faq-accordion {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  text-align: left;
  background: none;
  border: none;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-icon {
  transition: transform 0.25s ease;
  color: var(--text-muted);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--brand-primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  padding: 0 1.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 1.5rem 1.25rem 1.5rem;
}

/* Text Transformer Styles */
.text-tool-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .text-tool-layout {
    grid-template-columns: 1fr;
  }
}

.text-editor-box {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.text-area-custom {
  width: 100%;
  min-height: 240px;
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  resize: vertical;
  line-height: 1.6;
  outline: none;
}

.text-area-custom:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.text-stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  padding: 0.5rem 0;
}

.text-actions-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

/* Downloader Specific Styles */
.downloader-input-box {
  display: flex;
  gap: 0.75rem;
  max-width: 760px;
  margin: 0 auto 1.5rem;
}

.downloader-input {
  flex: 1;
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background-color: var(--bg-surface);
  color: var(--text-main);
  font-size: 1rem;
  outline: none;
}

.downloader-input:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.platform-badges {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 2rem;
  flex-wrap: wrap;
}

.platform-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  border-radius: var(--radius-full);
  background-color: var(--bg-subtle);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

/* Footer Section & Dedicated Dark Theme Toggle */
.site-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  padding: 3.5rem 0 2rem;
  margin-top: auto;
  transition: var(--transition);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (max-width: 900px) {
  .footer-top {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 580px) {
  .footer-top {
    grid-template-columns: 1fr;
  }
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 0.75rem;
  max-width: 320px;
  line-height: 1.5;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--brand-primary);
  padding-left: 2px;
}

/* Footer Theme Selector Widget (Prompt Requirement) */
.footer-theme-box {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
}

.footer-theme-title {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-switch-group {
  display: flex;
  background-color: var(--bg-surface);
  padding: 0.25rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  gap: 0.25rem;
}

.theme-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.45rem 0.65rem;
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
}

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

.theme-btn.active {
  background-color: var(--brand-primary);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.3);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background-color: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-lg);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  pointer-events: auto;
  animation: toastIn 0.25s ease forwards;
}

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

/* Responsive adjustments */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border-subtle);
    padding: 1.5rem;
    flex-direction: column;
    align-items: flex-start;
    box-shadow: var(--shadow-lg);
  }

  .nav-menu.open {
    display: flex;
  }

  .mobile-menu-btn {
    display: block;
  }

  .header-actions .btn-header-search span {
    display: none;
  }

  .tool-container-card {
    padding: 1.25rem;
  }
}