/* ============================================
   FILEZEN - COMPLETE STYLES WITH DARK MODE
   Mobile-First Responsive Design
   ============================================ */

/* ===== CSS CUSTOM PROPERTIES & VARIABLES ===== */
:root {
  /* Brand Colors */
  --primary-color: #005e9c;
  --secondary-color: #ed1b24;
  --text-dark: #333;
  --text-light: #666;
  --bg-light: #f8f9fa;
  --white: #ffffff;

  /* Light Mode Colors */
  --bg-primary: #ffffff;
  --bg-secondary: #f8f9fa;
  --bg-tertiary: #f1f5f9;
  --text-primary: #333333;
  --text-secondary: #666666;
  --text-muted: #94a3b8;
  --border-color: #e2e8f0;
  --card-bg: #ffffff;
  --nav-bg: rgba(255, 255, 255, 0.95);

  /* Shadows & Effects */
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  --shadow-hover: 0 10px 30px rgba(0, 0, 0, 0.15);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 20px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 8px 30px rgba(0, 0, 0, 0.2);

  /* Transitions */
  --transition: all 0.3s ease;
  --transition-fast: all 0.15s ease;

  /* Spacing & Layout */
  --border-radius: 12px;
  --border-radius-lg: 16px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
}

/* ===== DARK MODE VARIABLES ===== */
body.dark {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --border-color: #334155;
  --card-bg: #1e293b;
  --nav-bg: rgba(15, 23, 42, 0.95);
}

/* ===== BASE STYLES ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px; /* Base font size for rem calculations */
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Oxygen, Ubuntu, Cantarell, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: var(--transition);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* ===== HEADER & NAVIGATION ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: var(--transition);
}

.navbar {
  padding: var(--spacing-md) 0;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
}

/* Logo */
.nav-logo a {
  text-decoration: none;
}

.nav-logo h2 {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.025em;
}

/* Navigation Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav-link {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.95rem;
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--border-radius);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover {
  color: var(--primary-color);
  background: rgba(0, 94, 156, 0.1);
}

.nav-link.active {
  color: var(--primary-color);
  background: rgba(0, 94, 156, 0.15);
}

/* Hover underline effect */
.nav-link::after {
  content: "";
  position: absolute;
  width: 0;
  height: 2px;
  bottom: 0;
  left: 50%;
  background: var(--primary-color);
  transition: var(--transition);
  transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

/* ===== DROPDOWN MENU ===== */
.dropdown {
  position: relative;
}

.dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  cursor: pointer;
}

.dropdown-content {
  position: absolute;
  top: calc(100% + var(--spacing-sm));
  left: 0;
  background: var(--card-bg);
  min-width: 300px;
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px) scale(0.95);
  transition: var(--transition);
  padding: var(--spacing-md);
  z-index: 1000;
  overflow: hidden;
}

.dropdown:hover .dropdown-content {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.dropdown-content a {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: var(--transition);
  font-size: 0.9rem;
  margin: 2px 0;
}

.dropdown-content a:hover {
  background: var(--bg-secondary);
  color: var(--primary-color);
  transform: translateX(4px);
  margin-right: 9px;
}

.dropdown-content i {
  width: 18px;
  color: var(--text-secondary);
  transition: var(--transition);
}

.dropdown-content a:hover i {
  color: var(--primary-color);
}

/* ===== THEME TOGGLE BUTTON ===== */
.theme-toggle-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.theme-toggle {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.theme-toggle::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.2),
    transparent
  );
  transition: left 0.6s ease;
}

.theme-toggle:hover::before {
  left: 100%;
}

.theme-toggle:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow);
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

/* ===== MOBILE NAVIGATION ===== */
.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius);
  transition: var(--transition);
}

.nav-toggle:hover {
  background: var(--bg-secondary);
}

.bar {
  width: 24px;
  height: 3px;
  background: var(--text-primary);
  margin: 2px 0;
  transition: var(--transition);
  border-radius: 2px;
}

/* Mobile menu active state */
.nav-toggle.active .bar:nth-child(1) {
  transform: rotate(-45deg) translate(-5px, 6px);
}

.nav-toggle.active .bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active .bar:nth-child(3) {
  transform: rotate(45deg) translate(-5px, -6px);
}

/* ===== HERO SECTION ===== */
.hero {
  margin-top: 80px;
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(
    135deg,
    var(--bg-primary) 0%,
    var(--bg-secondary) 100%
  );
  position: relative;
  overflow: hidden;
}

/* Hero background pattern */
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><defs><radialGradient id="a" cx=".66" cy=".3" r=".7"><stop offset="0" stop-color="rgba(0,94,156,0.1)"/><stop offset=".5" stop-color="rgba(0,94,156,0.05)"/><stop offset="1" stop-color="transparent"/></radialGradient></defs><rect width="100" height="20" fill="url(%23a)"/></svg>');
  opacity: 0.8;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.hero-content {
  z-index: 2;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(
    135deg,
    var(--text-primary),
    var(--primary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-xl);
  line-height: 1.7;
  font-weight: 400;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

/* ===== BUTTONS ===== */
.btn {
  padding: 14px 28px;
  border: none;
  border-radius: var(--border-radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-family: inherit;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

/* Button shimmer effect */
.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
  transition: left 0.6s ease;
}

.btn:hover::before {
  left: 100%;
}

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

.btn:disabled::before {
  display: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), #004a7c);
  color: white;
  box-shadow: var(--shadow);
}

.btn-primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background: transparent;
  color: var(--primary-color);
  border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.btn-success {
  background: linear-gradient(135deg, #28a745, #218838);
  color: white;
  box-shadow: var(--shadow);
}

.btn-success:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-large {
  padding: 18px 36px;
  font-size: 1.1rem;
}

.btn-small {
  padding: 8px 16px;
  font-size: 0.85rem;
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* ===== FLOATING CARDS ===== */
.hero-image {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.floating-cards {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  align-items: center;
}

.floating-card {
  background: var(--card-bg);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  text-align: center;
  min-width: 140px;
  transition: var(--transition);
  animation: float 4s ease-in-out infinite;
  position: relative;
  overflow: hidden;
}

.floating-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.1),
    transparent
  );
  transition: left 0.8s ease;
}

.floating-card:hover::before {
  left: 100%;
}

.floating-card:hover {
  transform: translateY(-8px) scale(1.05);
  box-shadow: var(--shadow-xl);
}

.floating-card i {
  font-size: 2.5rem;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: block;
  margin-bottom: var(--spacing-sm);
}

.floating-card span {
  font-weight: 600;
  color: var(--text-primary);
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-20px);
  }
}

/* ===== TOOLS SECTION ===== */
.tools {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.section-subtitle {
  font-size: 1.2rem;
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 4rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.tools-categories {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.category h3 {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.category h3 i {
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-size: 1.5rem;
}

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
}

.tool-card {
  background: var(--card-bg);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  display: block;
  position: relative;
  overflow: hidden;
}

/* Tool card top border animation */
.tool-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  transform: scaleX(0);
  transition: var(--transition);
  transform-origin: left;
}

.tool-card:hover::before {
  transform: scaleX(1);
}

.tool-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
  text-decoration: none;
  color: inherit;
}

.tool-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--border-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  transition: var(--transition);
}

.tool-card:hover .tool-icon {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.tool-icon i {
  font-size: 1.75rem;
  color: white;
}

/* Tool Icon Color Variations */
.tool-icon.compress {
  background: linear-gradient(135deg, #ff6b6b, #ee5a52);
}
.tool-icon.convert {
  background: linear-gradient(135deg, #4ecdc4, #44a08d);
}
.tool-icon.resize {
  background: linear-gradient(135deg, #45b7d1, #3498db);
}
.tool-icon.merge {
  background: linear-gradient(135deg, #96ceb4, #85a3b8);
}
.tool-icon.watermark {
  background: linear-gradient(135deg, #ffeaa7, #fdcb6e);
}
.tool-icon.crop {
  background: linear-gradient(135deg, #fd79a8, #e84393);
}
.tool-icon.rotate {
  background: linear-gradient(135deg, #a29bfe, #6c5ce7);
}
.tool-icon.split {
  background: linear-gradient(135deg, #fd79a8, #f39c12);
}

.tool-card h4 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.tool-card p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.tool-formats {
  background: var(--bg-secondary);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--primary-color);
  display: inline-block;
}

/* ===== TOOL PAGE SPECIFIC STYLES ===== */
.tool-header {
  margin-top: 80px;
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary-color), #007bb5);
  color: white;
  position: relative;
  overflow: hidden;
}

.tool-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><defs><radialGradient id="b" cx=".66" cy=".3" r=".7"><stop offset="0" stop-color="rgba(255,255,255,0.1)"/><stop offset=".5" stop-color="rgba(255,255,255,0.05)"/><stop offset="1" stop-color="transparent"/></radialGradient></defs><rect width="100" height="20" fill="url(%23b)"/></svg>');
  opacity: 0.3;
}

.tool-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  position: relative;
  z-index: 1;
}

.tool-icon-large {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  flex-shrink: 0;
  transition: var(--transition);
}

.tool-icon-large:hover {
  transform: scale(1.1);
  background: rgba(255, 255, 255, 0.3);
}

.tool-icon-large i {
  font-size: 3rem;
  color: white;
}

.tool-details h1 {
  font-size: clamp(2rem, 4vw, 2.5rem);
  margin-bottom: var(--spacing-md);
  font-weight: 800;
}

.tool-details p {
  font-size: 1.1rem;
  margin-bottom: var(--spacing-lg);
  opacity: 0.9;
  line-height: 1.7;
}

.tool-features {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.feature-tag {
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: 20px;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  transition: var(--transition);
}

.feature-tag:hover {
  background: rgba(255, 255, 255, 0.3);
}

/* ===== UPLOAD SECTION ===== */
.upload-section {
  padding: 80px 0;
  background: var(--bg-primary);
}

.upload-container {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.upload-area {
  border: 3px dashed var(--border-color);
  border-radius: var(--border-radius-lg);
  padding: 4rem 2rem;
  text-align: center;
  transition: var(--transition);
  cursor: pointer;
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.upload-area::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.1),
    transparent
  );
  transition: left 0.8s ease;
}

.upload-area:hover::before {
  left: 100%;
}

.upload-area:hover,
.upload-area.dragover {
  background: var(--card-bg);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.upload-icon {
  margin-bottom: var(--spacing-lg);
}

.upload-icon i {
  font-size: 4rem;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  transition: var(--transition);
}

.upload-area:hover .upload-icon i {
  transform: scale(1.1);
}

.upload-area h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  font-weight: 700;
}

.upload-area p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  font-size: 1rem;
}

#fileInput {
  display: none;
}

.upload-info {
  margin-top: var(--spacing-lg);
}

.upload-info small {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

/* ===== SETTINGS PANEL ===== */
.settings-panel {
  background: var(--card-bg);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  height: fit-content;
  position: sticky;
  top: 100px;
}

.settings-panel h4 {
  margin-bottom: var(--spacing-lg);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: 1.2rem;
  font-weight: 700;
}

.setting-group {
  margin-bottom: var(--spacing-lg);
}

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

.setting-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.95rem;
}

.slider-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

input[type="range"] {
  flex: 1;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-secondary);
  outline: none;
  -webkit-appearance: none;
  transition: var(--transition);
}

input[type="range"]:hover {
  background: var(--bg-tertiary);
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

input[type="range"]::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  border: none;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.slider-value {
  font-weight: 700;
  color: var(--primary-color);
  min-width: 50px;
  text-align: center;
  background: var(--bg-secondary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  font-size: 0.9rem;
}

select,
input[type="text"],
input[type="number"],
textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--card-bg);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
  font-family: inherit;
}

select:focus,
input:focus,
textarea:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 94, 156, 0.1);
}

select:hover,
input:hover,
textarea:hover {
  border-color: var(--primary-color);
}

.setting-group small {
  color: var(--text-secondary);
  font-size: 0.85rem;
  line-height: 1.4;
  display: block;
  margin-top: var(--spacing-xs);
}

/* ===== FILE LIST ===== */
.file-list {
  margin: var(--spacing-xl) 0;
}

.file-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-lg);
  margin: var(--spacing-md) 0;
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.file-item::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--primary-color);
  transform: scaleY(0);
  transition: var(--transition);
}

.file-item:hover::before {
  transform: scaleY(1);
}

.file-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.file-info {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  flex: 1;
}

.file-info i {
  font-size: 1.8rem;
  color: var(--primary-color);
  width: 40px;
  text-align: center;
}

.file-details h5 {
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 1rem;
}

.file-details small {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.file-actions {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
}

.btn-remove {
  background: var(--secondary-color);
  color: white;
  border: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.btn-remove:hover {
  background: #c41e3a;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

/* ===== PROGRESS BAR ===== */
.upload-progress {
  margin: var(--spacing-md) 0;
  background: var(--bg-secondary);
  border-radius: 10px;
  overflow: hidden;
  height: 8px;
  position: relative;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--primary-color),
    var(--secondary-color)
  );
  width: 0%;
  transition: width 0.3s ease;
  position: relative;
}

.progress-bar::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: progressShimmer 1.5s infinite;
}

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

.progress-text {
  text-align: center;
  margin-top: var(--spacing-sm);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 500;
}

/* ===== PROCESS SECTION ===== */
.process-section {
  text-align: center;
  margin: 3rem 0;
  padding: var(--spacing-xl);
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
}

.process-section.hidden {
  display: none;
}

/* ===== FEATURES SECTION ===== */
.features {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-xl);
  margin-top: 3rem;
}

.feature-card {
  background: var(--card-bg);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.05),
    transparent
  );
  transition: left 0.8s ease;
}

.feature-card:hover::before {
  left: 100%;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-color);
}

.feature-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
  transition: var(--transition);
}

.feature-card:nth-child(1) .feature-icon {
  background: linear-gradient(135deg, #f093fb, #f5576c);
}
.feature-card:nth-child(2) .feature-icon {
  background: linear-gradient(135deg, #4facfe, #00f2fe);
}
.feature-card:nth-child(3) .feature-icon {
  background: linear-gradient(135deg, #43e97b, #38f9d7);
}
.feature-card:nth-child(4) .feature-icon {
  background: linear-gradient(135deg, #fa709a, #fee140);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.feature-icon i {
  font-size: 2rem;
  color: white;
}

.feature-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== ABOUT SECTION ===== */
.about {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.about-content {
  text-align: center;
  max-width: 950px;
  margin: 0 auto;
}

.about-content p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  line-height: 1.8;
}

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--spacing-xl);
}

.stat {
  background: var(--card-bg);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.stat::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.05),
    transparent
  );
  transition: left 1s ease;
}

.stat:hover::before {
  left: 100%;
}

.stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat h3 {
  font-size: 2.5rem;
  font-weight: 800;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
}

.stat p {
  color: var(--text-secondary);
  font-weight: 500;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-tertiary);
  padding: 3rem 0 1rem;
  border-top: 1px solid var(--border-color);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3,
.footer-section h4 {
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
  font-weight: 700;
}

.footer-section p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-md);
  line-height: 1.6;
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-links a {
  width: 44px;
  height: 44px;
  background: var(--primary-color);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: var(--transition);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.social-links a::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  transition: left 0.6s ease;
}

.social-links a:hover::before {
  left: 100%;
}

.social-links a:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: var(--shadow-lg);
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: var(--spacing-sm);
}

.footer-section ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
  font-weight: 500;
  display: inline-block;
}

.footer-section ul li a:hover {
  color: var(--primary-color);
  transform: translateX(4px);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-xl);
  border-top: 1px solid var(--border-color);
  color: var(--text-secondary);
}

/* ===== RESULTS DISPLAY ===== */
.results-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: linear-gradient(135deg, #d4edda, #c3e6cb);
  border-radius: var(--border-radius-lg);
  border: 1px solid #c3e6cb;
  position: relative;
  overflow: hidden;
}

.results-header::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: slideIn 2s ease;
}

@keyframes slideIn {
  0% {
    left: -100%;
  }
  100% {
    left: 100%;
  }
}

.results-header h3 {
  color: #155724;
  margin-bottom: var(--spacing-sm);
  font-size: 1.4rem;
  font-weight: 700;
}

.results-header i {
  color: #28a745;
  margin-right: var(--spacing-sm);
  font-size: 1.2rem;
}

.results-header p {
  color: #155724;
  margin: 0;
  font-weight: 500;
}

.result-item {
  border: 2px solid #28a745;
  background: #f8fff9;
}

body.dark .result-item {
  background: rgba(40, 167, 69, 0.1);
}

.result-icon {
  color: #28a745 !important;
}

.processing-info {
  color: #28a745;
  font-weight: 500;
}

.download-all {
  text-align: center;
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl);
  border-top: 2px dashed var(--border-color);
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
  /* Tablet Styles */
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 2rem;
  }

  .hero-image {
    order: -1;
    height: 300px;
  }

  .upload-container {
    grid-template-columns: 1fr;
  }

  .tool-info {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  /* Mobile Styles */
  .container {
    padding: 0 var(--spacing-md);
  }

  /* Mobile Navigation */
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    padding: var(--spacing-xl);
    gap: var(--spacing-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    border-bottom: 1px solid var(--border-color);
    max-height: calc(100vh - 80px);
    overflow-y: auto;
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle {
    display: flex;
  }

  /* Mobile Theme Toggle */
  .theme-toggle-container {
    order: 2;
  }

  .theme-toggle {
    margin-left: var(--spacing-sm);
  }

  /* Mobile Dropdown */
  .dropdown-content {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    background: var(--bg-secondary);
    margin-top: var(--spacing-sm);
    border: 1px solid var(--border-color);
  }

  /* Mobile Hero */
  .hero {
    padding: 80px 0;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
  }

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  /* Mobile Floating Cards */
  .floating-cards {
    flex-direction: row;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
  }

  .floating-card {
    min-width: 100px;
    padding: var(--spacing-md);
  }

  /* Mobile Sections */
  .tools,
  .features,
  .about,
  .upload-section {
    padding: 60px 0;
  }

  .tools-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .stats {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Mobile File Items */
  .file-item {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }

  .file-actions {
    width: 100%;
    justify-content: center;
  }

  /* Mobile Settings */
  .settings-panel {
    position: static;
    margin-bottom: var(--spacing-xl);
  }
}

@media (max-width: 480px) {
  /* Small Mobile Styles */
  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .btn {
    padding: 12px 24px;
    font-size: 0.95rem;
  }

  .floating-card i {
    font-size: 2rem;
  }

  .stats {
    grid-template-columns: 1fr;
  }

  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .upload-area {
    padding: 2rem 1rem;
  }

  .upload-icon i {
    font-size: 3rem;
  }

  .tool-details h1 {
    font-size: 1.8rem;
  }

  .nav-container {
    padding: 0 var(--spacing-md);
  }

  .theme-toggle {
    width: 40px;
    height: 40px;
    font-size: 1rem;
  }
}

/* ===== UTILITY CLASSES ===== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.fade-in {
  animation: fadeIn 0.6s ease-out;
}

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

.hidden {
  display: none !important;
}

.text-center {
  text-align: center;
}
.text-left {
  text-align: left;
}
.text-right {
  text-align: right;
}

/* Margin utilities */
.mb-0 {
  margin-bottom: 0;
}
.mb-1 {
  margin-bottom: var(--spacing-xs);
}
.mb-2 {
  margin-bottom: var(--spacing-sm);
}
.mb-3 {
  margin-bottom: var(--spacing-md);
}
.mb-4 {
  margin-bottom: var(--spacing-lg);
}
.mb-5 {
  margin-bottom: var(--spacing-xl);
}

/* ===== PRINT STYLES ===== */
@media print {
  .header,
  .nav-toggle,
  .theme-toggle,
  .upload-section,
  .footer {
    display: none !important;
  }

  body {
    background: white !important;
    color: black !important;
  }

  .hero {
    margin-top: 0;
    padding: 20px 0;
  }
}

/* ===== HOW IT WORKS SECTION ===== */
.how-it-works {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-secondary);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.step {
  background: var(--card-bg);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.step::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.05),
    transparent
  );
  transition: left 0.8s ease;
}

.step:hover::before {
  left: 100%;
}

.step:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.step-number {
  width: 70px;
  height: 70px;
  background: linear-gradient(
    135deg,
    var(--primary-color),
    var(--secondary-color)
  );
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 800;
  margin: 0 auto var(--spacing-lg);
  box-shadow: var(--shadow);
  transition: var(--transition);
  position: relative;
}

.step:hover .step-number {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.step h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.step p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1rem;
}

/* ===== BENEFITS SECTION ===== */
.benefits {
  padding: var(--spacing-2xl) 0;
  background: var(--bg-primary);
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-2xl);
}

.benefit-card {
  background: var(--card-bg);
  padding: var(--spacing-xl);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  text-align: center;
  transition: var(--transition);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}

.benefit-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.05),
    transparent
  );
  transition: left 0.8s ease;
}

.benefit-card:hover::before {
  left: 100%;
}

.benefit-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.benefit-card i {
  font-size: 3rem;
  margin-bottom: var(--spacing-lg);
  display: block;
  transition: var(--transition);
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--spacing-lg);
}

/* Benefit Icon Colors */
.benefit-card:nth-child(1) i {
  background: linear-gradient(135deg, #ff6b6b, #ee5a52);
  color: white;
}

.benefit-card:nth-child(2) i {
  background: linear-gradient(135deg, #4ecdc4, #44a08d);
  color: white;
}

.benefit-card:nth-child(3) i {
  background: linear-gradient(135deg, #45b7d1, #3498db);
  color: white;
}

.benefit-card:nth-child(4) i {
  background: linear-gradient(135deg, #96ceb4, #85a3b8);
  color: white;
}

.benefit-card:nth-child(5) i {
  background: linear-gradient(135deg, #ffeaa7, #fdcb6e);
  color: white;
}

.benefit-card:nth-child(6) i {
  background: linear-gradient(135deg, #a29bfe, #6c5ce7);
  color: white;
}

.benefit-card:hover i {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.benefit-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-md);
  color: var(--text-primary);
}

.benefit-card p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1rem;
}

/* ===== ADDITIONAL COMPRESS PAGE STYLES ===== */

/* Progress Info Styles */
.progress-info {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
}

/* Loading Spinner */
.loading-spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid transparent;
  border-top: 2px solid currentColor;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-left: var(--spacing-xs);
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Download Options Styles */
.download-options-section {
  margin-top: var(--spacing-xl);
  padding: var(--spacing-xl);
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  text-align: center;
}

.download-options-header h4 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
}

.download-options-header p {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  font-size: 1rem;
}

.download-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Checkbox Item Styles */
.checkbox-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  border-radius: var(--border-radius);
  transition: var(--transition);
  cursor: pointer;
}

.checkbox-item:hover {
  background: var(--bg-secondary);
}

.checkbox-item input[type="checkbox"] {
  width: auto;
  margin: 0;
  accent-color: var(--primary-color);
  transform: scale(1.2);
}

.checkbox-item label {
  margin: 0;
  cursor: pointer;
  font-weight: 500;
}

/* Enhanced Button Text */
.btn-text {
  margin-left: var(--spacing-xs);
}

/* Responsive Design for Compress Page */
@media (max-width: 768px) {
  .steps {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .benefits-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .download-buttons {
    flex-direction: column;
    align-items: center;
  }

  .download-buttons .btn {
    width: 100%;
    max-width: 300px;
  }
}

@media (max-width: 480px) {
  .step-number {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }

  .benefit-card i {
    width: 70px;
    height: 70px;
    font-size: 2.5rem;
  }
}

/* ===== WATERMARK SPECIFIC STYLES ===== */

/* Watermark Settings */
.watermark-settings {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.watermark-settings::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.03),
    transparent
  );
  transition: left 0.8s ease;
}

.watermark-settings:hover::before {
  left: 100%;
}

.watermark-settings h5 {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.watermark-settings h5 i {
  color: var(--primary-color);
  font-size: 1rem;
}

/* Font Settings Grid */
.font-settings {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

/* Logo Grid */
.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--spacing-sm);
}

.logo-option {
  padding: var(--spacing-lg);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--card-bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-option:hover {
  border-color: var(--primary-color);
  background: var(--bg-secondary);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.logo-option.active {
  border-color: var(--primary-color);
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.logo-option i {
  font-size: 1.8rem;
  transition: var(--transition);
}

.logo-option span {
  font-size: 0.85rem;
  font-weight: 600;
  text-align: center;
}

/* Position Grid */
.position-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xs);
}

.position-btn {
  padding: var(--spacing-sm);
  border: 2px solid var(--border-color);
  background: var(--card-bg);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  font-size: 0.75rem;
  font-weight: 500;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-xs);
}

.position-btn:hover {
  border-color: var(--primary-color);
  background: var(--bg-secondary);
  transform: translateY(-1px);
}

.position-btn.active {
  border-color: var(--primary-color);
  background: var(--primary-color);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.position-demo {
  width: 50px;
  height: 35px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  position: relative;
  transition: var(--transition);
}

.position-btn.active .position-demo {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(255, 255, 255, 0.3);
}

.watermark-dot {
  width: 8px;
  height: 8px;
  background: var(--primary-color);
  border-radius: 50%;
  position: absolute;
  transition: var(--transition);
}

.position-btn.active .watermark-dot {
  background: white;
  box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.2);
}

/* Position dot placements */
.watermark-dot.top-left {
  top: 4px;
  left: 4px;
}
.watermark-dot.top-center {
  top: 4px;
  left: 50%;
  transform: translateX(-50%);
}
.watermark-dot.top-right {
  top: 4px;
  right: 4px;
}
.watermark-dot.center-left {
  top: 50%;
  left: 4px;
  transform: translateY(-50%);
}
.watermark-dot.center {
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
.watermark-dot.center-right {
  top: 50%;
  right: 4px;
  transform: translateY(-50%);
}
.watermark-dot.bottom-left {
  bottom: 4px;
  left: 4px;
}
.watermark-dot.bottom-center {
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
}
.watermark-dot.bottom-right {
  bottom: 4px;
  right: 4px;
}

/* Color Input Container */
.color-input-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.color-input-container input[type="color"] {
  width: 60px;
  height: 40px;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  background: none;
  padding: 0;
}

.color-input-container input[type="color"]:hover {
  border-color: var(--primary-color);
  transform: scale(1.05);
}

.color-label {
  font-weight: 600;
  color: var(--text-primary);
  min-width: 60px;
}

.color-preset-btn {
  background: none;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  width: 32px;
  height: 32px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.color-preset-btn:hover {
  border-color: var(--primary-color);
  transform: scale(1.1);
}

.color-swatch {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid rgba(0, 0, 0, 0.2);
}

/* File Upload Area for Watermark Images */
.file-upload-area {
  position: relative;
}

.upload-placeholder {
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius);
  padding: var(--spacing-xl) var(--spacing-lg);
  text-align: center;
  background: var(--bg-secondary);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
}

.upload-placeholder:hover {
  border-color: var(--primary-color);
  background: var(--card-bg);
}

.upload-placeholder i {
  font-size: 2rem;
  color: var(--text-secondary);
}

.upload-placeholder span {
  color: var(--text-secondary);
  font-weight: 500;
}

.image-preview {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
}

.image-preview img {
  max-width: 200px;
  max-height: 100px;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.remove-image-btn {
  position: absolute;
  top: var(--spacing-xs);
  right: var(--spacing-xs);
  background: var(--secondary-color);
  color: white;
  border: none;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.8rem;
  transition: var(--transition);
  box-shadow: var(--shadow);
}

.remove-image-btn:hover {
  background: #c41e3a;
  transform: scale(1.1);
}

/* File Item Enhancements */
.file-item {
  position: relative;
}

.file-cancel {
  position: absolute;
  top: 10px;
  right: 10px;
  background: var(--secondary-color);
  color: white;
  border: none;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: var(--transition);
  z-index: 2;
  box-shadow: var(--shadow);
}

.file-cancel:hover {
  background: #c41e3a;
  transform: scale(1.1);
}

/* Enhanced Form Controls */
.setting-group input[type="text"] {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--card-bg);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
  font-family: inherit;
}

.setting-group input[type="text"]:hover {
  border-color: var(--primary-color);
}

.setting-group input[type="text"]:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 94, 156, 0.1);
}

.setting-group input[type="file"] {
  position: absolute;
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
}

/* ===== RESPONSIVE DESIGN FOR WATERMARK PAGE ===== */
@media (max-width: 1024px) {
  .font-settings {
    grid-template-columns: repeat(2, 1fr);
  }

  .logo-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .font-settings {
    grid-template-columns: 1fr;
  }

  .position-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
  }

  .logo-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .color-input-container {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
}

@media (max-width: 480px) {
  .position-grid {
    grid-template-columns: 1fr;
  }

  .logo-grid {
    grid-template-columns: 1fr;
  }

  .position-btn {
    padding: var(--spacing-md);
  }

  .position-demo {
    width: 60px;
    height: 40px;
  }

  .logo-option {
    padding: var(--spacing-md);
  }

  .logo-option i {
    font-size: 1.5rem;
  }
}

/* ===== DARK MODE ENHANCEMENTS ===== */
body.dark-mode .upload-placeholder {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
}

body.dark-mode .upload-placeholder:hover {
  background: var(--card-bg);
  border-color: var(--primary-color);
}

body.dark-mode .image-preview {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
}

body.dark-mode .position-demo {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
}

body.dark-mode .position-btn.active .position-demo {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
}

/* ===== ROTATION SPECIFIC STYLES ===== */

/* Rotation Settings */
.rotation-settings {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
}

.rotation-settings::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 94, 156, 0.03),
    transparent
  );
  transition: left 0.8s ease;
}

.rotation-settings:hover::before {
  left: 100%;
}

.rotation-settings h5 {
  margin: 0 0 var(--spacing-md) 0;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.rotation-settings h5 i {
  color: var(--primary-color);
  font-size: 1rem;
}

/* Angle Buttons */
.angle-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.angle-btn {
  flex: 1;
  min-width: 140px;
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  background: var(--card-bg);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  font-weight: 600;
}

.angle-btn:hover {
  border-color: var(--primary-color);
  background: var(--bg-secondary);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.angle-btn.active {
  border-color: var(--primary-color);
  background: var(--primary-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.angle-btn i {
  font-size: 1.2rem;
}

/* Flip Buttons */
.flip-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.flip-btn {
  flex: 1;
  min-width: 120px;
  padding: var(--spacing-md);
  border: 2px solid var(--border-color);
  background: var(--card-bg);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  font-weight: 600;
}

.flip-btn:hover {
  border-color: var(--success-color);
  background: rgba(40, 167, 69, 0.1);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.flip-btn.active {
  border-color: var(--success-color);
  background: var(--success-color);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.flip-btn i {
  font-size: 1.2rem;
}

/* Angle Input Container */
.angle-input-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-sm);
}

.angle-input-container input[type="range"] {
  flex: 1;
  height: 8px;
  border-radius: 4px;
  background: var(--bg-secondary);
  outline: none;
  -webkit-appearance: none;
  transition: var(--transition);
}

.angle-input-container input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.angle-input-container input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.1);
  box-shadow: var(--shadow-lg);
}

.angle-input-container input[type="number"] {
  width: 80px;
  padding: var(--spacing-sm);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  background: var(--card-bg);
  color: var(--text-primary);
  text-align: center;
  font-weight: 600;
  transition: var(--transition);
}

.angle-input-container input[type="number"]:hover {
  border-color: var(--primary-color);
}

.angle-input-container input[type="number"]:focus {
  border-color: var(--primary-color);
  outline: none;
  box-shadow: 0 0 0 3px rgba(0, 94, 156, 0.1);
}

.angle-unit {
  font-weight: 700;
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* Quick Angles */
.quick-angles {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

.quick-angle-btn {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--border-color);
  background: var(--card-bg);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  min-width: 45px;
  text-align: center;
}

.quick-angle-btn:hover {
  border-color: var(--primary-color);
  background: var(--primary-color);
  color: white;
  transform: translateY(-1px);
}

/* Color Input Container */
.color-input-container {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.color-input-container input[type="color"] {
  width: 60px;
  height: 40px;
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition);
  background: none;
  padding: 0;
}

.color-input-container input[type="color"]:hover {
  border-color: var(--primary-color);
  transform: scale(1.05);
}

.color-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.color-presets {
  display: flex;
  gap: var(--spacing-xs);
}

.color-preset {
  width: 32px;
  height: 32px;
  border: 2px solid var(--border-color);
  border-radius: 50%;
  cursor: pointer;
  transition: var(--transition);
  background: white;
}

.color-preset:hover {
  border-color: var(--primary-color);
  transform: scale(1.1);
}

/* ===== ROTATE MODAL STYLES ===== */
.rotate-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
}

.rotate-modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  cursor: pointer;
}

.rotate-modal-content {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  max-width: 95vw;
  max-height: 95vh;
  width: 1200px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  position: relative;
  z-index: 10000;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-color);
}

/* Modal Header */
.rotate-modal-header {
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-secondary);
}

.rotate-modal-header h3 {
  margin: 0;
  color: var(--text-primary);
  font-size: 1.3rem;
  font-weight: 700;
}

.rotate-modal-progress {
  font-size: 0.9rem;
  color: var(--text-secondary);
  background: var(--bg-primary);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: 15px;
  border: 1px solid var(--border-color);
  font-weight: 500;
}

.rotate-modal-close {
  background: none;
  border: none;
  font-size: 1.3rem;
  cursor: pointer;
  color: var(--text-secondary);
  padding: var(--spacing-sm);
  border-radius: 50%;
  transition: var(--transition);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.rotate-modal-close:hover {
  background: var(--bg-primary);
  color: var(--text-primary);
  transform: scale(1.1);
}

/* Modal Body */
.rotate-modal-body {
  padding: var(--spacing-lg);
  flex: 1;
  overflow: auto;
}

.rotate-container {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  min-height: 400px;
}

.image-preview {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
}

.image-preview img {
  max-width: 300px;
  max-height: 300px;
  border: 2px dashed var(--border-color);
  border-radius: var(--border-radius);
  background: var(--bg-secondary);
  padding: var(--spacing-sm);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

.image-preview img:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-lg);
}

.preview-label {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-weight: 700;
  color: var(--text-secondary);
  padding: var(--spacing-xs) var(--spacing-md);
  background: var(--bg-secondary);
  border-radius: 20px;
  border: 1px solid var(--border-color);
  font-size: 0.9rem;
}

/* Rotation Controls */
.rotation-controls {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--bg-secondary);
  border-radius: var(--border-radius-lg);
  border: 1px solid var(--border-color);
}

.control-buttons {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.control-buttons .btn {
  min-width: 120px;
  justify-content: center;
}

.angle-display {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary-color);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: rgba(0, 94, 156, 0.1);
  border-radius: 20px;
  border: 1px solid rgba(0, 94, 156, 0.2);
}

.fine-control {
  width: 100%;
  padding: var(--spacing-sm);
}

.fine-control input[type="range"] {
  width: 100%;
  height: 6px;
  border-radius: 3px;
  background: var(--bg-primary);
  outline: none;
  -webkit-appearance: none;
}

.fine-control input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-color);
  cursor: pointer;
  box-shadow: var(--shadow);
}

/* Modal Footer */
.rotate-modal-footer {
  padding: var(--spacing-lg);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-secondary);
  gap: var(--spacing-md);
}

.modal-actions-left,
.modal-actions-right {
  display: flex;
  gap: var(--spacing-md);
}

/* ===== RESPONSIVE DESIGN FOR ROTATE PAGE ===== */
@media (max-width: 1024px) {
  .rotate-container {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }

  .rotation-controls {
    order: -1;
  }
}

@media (max-width: 768px) {
  .rotate-modal-content {
    margin: var(--spacing-md);
    width: calc(100vw - 2rem);
    max-width: none;
    max-height: calc(100vh - 2rem);
  }

  .rotate-modal-header {
    padding: var(--spacing-md);
    flex-wrap: wrap;
    gap: var(--spacing-sm);
  }

  .rotate-modal-footer {
    padding: var(--spacing-md);
    flex-direction: column;
    gap: var(--spacing-sm);
  }

  .modal-actions-left,
  .modal-actions-right {
    width: 100%;
    justify-content: center;
  }

  .angle-buttons {
    flex-direction: column;
  }

  .angle-btn {
    min-width: unset;
  }

  .flip-buttons {
    flex-direction: column;
  }

  .flip-btn {
    min-width: unset;
  }

  .quick-angles {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .rotate-modal-header h3 {
    font-size: 1.1rem;
  }

  .rotate-modal-body {
    padding: var(--spacing-md);
  }

  .image-preview img {
    max-width: 250px;
    max-height: 250px;
  }

  .control-buttons {
    width: 100%;
  }

  .control-buttons .btn {
    width: 100%;
  }

  .angle-input-container {
    flex-direction: column;
    align-items: stretch;
    gap: var(--spacing-sm);
  }

  .angle-input-container input[type="number"] {
    width: 100%;
  }
}

/* ===== DARK MODE ENHANCEMENTS ===== */
body.dark-mode .rotate-modal-overlay {
  background: rgba(0, 0, 0, 0.9);
}

body.dark-mode .image-preview img {
  border-color: var(--border-color);
  background: var(--bg-tertiary);
}

body.dark-mode .rotation-controls {
  background: var(--bg-tertiary);
  border-color: var(--border-color);
}

body.dark-mode .angle-display {
  background: rgba(0, 94, 156, 0.2);
  border-color: rgba(0, 94, 156, 0.3);
}