@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@300;400;600;800&family=JetBrains+Mono:wght@400;700&display=swap');

:root {
  --bg-color: #050505;
  --panel-bg: rgba(20, 20, 22, 0.7);
  --panel-border: rgba(255, 255, 255, 0.08);
  --text-main: #ffffff;
  --text-muted: #888890;
  
  --accent-1: #4f46e5; /* Indigo */
  --accent-2: #ec4899; /* Pink */
  --accent-3: #06b6d4; /* Cyan */
  
  --primary-glow: rgba(79, 70, 229, 0.5);
  
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 8px;
  
  --font-sans: 'Inter', sans-serif;
  --font-display: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

[data-theme="light"] {
  --bg-color: #f8fafc;
  --panel-bg: rgba(255, 255, 255, 0.8);
  --panel-border: rgba(0, 0, 0, 0.05);
  --text-main: #0f172a;
  --text-muted: #64748b;
  --primary-glow: rgba(79, 70, 229, 0.2);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-color);
  color: var(--text-main);
  min-height: 100vh;
  overflow-x: hidden;
  transition: background-color 0.4s ease, color 0.4s ease;
  line-height: 1.6;
}

/* Dynamic Background */
.bg-blobs {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}

.blob {
  position: absolute;
  filter: blur(100px);
  opacity: 0.5;
  border-radius: 50%;
  animation: float 20s infinite alternate ease-in-out;
}

.blob-1 {
  background: var(--accent-1);
  width: 40vw;
  height: 40vw;
  top: -10vw;
  left: -10vw;
}

.blob-2 {
  background: var(--accent-2);
  width: 35vw;
  height: 35vw;
  bottom: -10vw;
  right: -5vw;
  animation-delay: -5s;
}

.blob-3 {
  background: var(--accent-3);
  width: 30vw;
  height: 30vw;
  top: 40%;
  left: 30%;
  animation-duration: 25s;
  opacity: 0.3;
}

@keyframes float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(10vw, 5vh) scale(1.1); }
  100% { transform: translate(-5vw, 15vh) scale(0.9); }
}

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 2rem 0;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--text-main), var(--accent-2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  letter-spacing: -0.02em;
}

.theme-toggle {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1.2rem;
  backdrop-filter: blur(10px);
}

.theme-toggle:hover {
  transform: scale(1.1) rotate(15deg);
  box-shadow: 0 0 20px var(--primary-glow);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 4rem 0 3rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.text-gradient {
  background: linear-gradient(to right, var(--accent-1), var(--accent-2), var(--accent-3));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-size: 200% auto;
  animation: shine 5s linear infinite;
}

@keyframes shine {
  to { background-position: 200% center; }
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Main Content Grid */
.main-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 5rem;
  align-items: start;
}

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

/* Glass Panel */
.glass-panel {
  background: var(--panel-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  position: relative;
  overflow: hidden;
}

.glass-panel::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
}

/* Controls */
.control-group {
  margin-bottom: 2rem;
}

.control-group label.main-label {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

/* Range Slider */
.range-wrapper {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.range-val {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  background: rgba(255,255,255,0.1);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  min-width: 70px;
  text-align: center;
  border: 1px solid var(--panel-border);
}
[data-theme="light"] .range-val {
  background: rgba(0,0,0,0.05);
}

input[type=range] {
  -webkit-appearance: none;
  width: 100%;
  background: transparent;
}
input[type=range]:focus {
  outline: none;
}
input[type=range]::-webkit-slider-runnable-track {
  width: 100%;
  height: 8px;
  cursor: pointer;
  background: rgba(255,255,255,0.1);
  border-radius: 4px;
  border: 1px solid var(--panel-border);
}
[data-theme="light"] input[type=range]::-webkit-slider-runnable-track {
  background: rgba(0,0,0,0.1);
}
input[type=range]::-webkit-slider-thumb {
  height: 24px;
  width: 24px;
  border-radius: 50%;
  background: var(--text-main);
  cursor: pointer;
  -webkit-appearance: none;
  margin-top: -8px;
  box-shadow: 0 0 15px var(--primary-glow);
  transition: transform 0.2s;
}
input[type=range]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

/* Toggles & Number Inputs */
.option-row {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.2rem;
  padding-bottom: 1.2rem;
  border-bottom: 1px solid var(--panel-border);
}
.option-row:last-child {
  border-bottom: none;
  margin-bottom: 0;
  padding-bottom: 0;
}

.toggle-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
}

.toggle-label {
  font-weight: 500;
  font-size: 1rem;
}

/* Custom Switch */
.switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 24px;
}
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: rgba(255,255,255,0.1);
  border: 1px solid var(--panel-border);
  transition: .4s;
  border-radius: 24px;
}
[data-theme="light"] .slider {
  background-color: rgba(0,0,0,0.1);
}
.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 2px;
  bottom: 2px;
  background-color: var(--text-muted);
  transition: .4s;
  border-radius: 50%;
}
input:checked + .slider {
  background: linear-gradient(90deg, var(--accent-1), var(--accent-3));
  border-color: transparent;
}
input:checked + .slider:before {
  transform: translateX(24px);
  background-color: #fff;
  box-shadow: 0 0 10px rgba(255,255,255,0.8);
}

/* Number Inputs */
.min-max-inputs {
  display: flex;
  gap: 0.5rem;
}
.input-wrap {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 0.3rem 0.6rem;
}
[data-theme="light"] .input-wrap {
  background: rgba(0,0,0,0.02);
}
.input-wrap label {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-right: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.input-wrap input[type=number] {
  width: 40px;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  text-align: center;
  outline: none;
}
.input-wrap input[type=number]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Generate Button */
.btn-generate {
  width: 100%;
  padding: 1.2rem;
  margin-top: 2rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 10px 20px rgba(79, 70, 229, 0.3);
  position: relative;
  overflow: hidden;
}
.btn-generate::after {
  content: '';
  position: absolute;
  top: -50%; left: -50%; width: 200%; height: 200%;
  background: linear-gradient(to right, rgba(255,255,255,0) 0%, rgba(255,255,255,0.3) 50%, rgba(255,255,255,0) 100%);
  transform: rotate(30deg);
  transition: all 0.5s;
  opacity: 0;
}
.btn-generate:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(236, 72, 153, 0.4);
}
.btn-generate:hover::after {
  animation: shimmer 1.5s infinite;
  opacity: 1;
}
@keyframes shimmer {
  0% { transform: translateX(-100%) rotate(30deg); }
  100% { transform: translateX(100%) rotate(30deg); }
}

/* Results Area */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}
.results-header h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
}
.passwords-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.pwd-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--panel-border);
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}
[data-theme="light"] .pwd-card {
  background: rgba(0,0,0,0.02);
}
.pwd-card:hover {
  background: rgba(255,255,255,0.08);
  transform: scale(1.02);
  border-color: var(--accent-1);
}
[data-theme="light"] .pwd-card:hover {
  background: rgba(0,0,0,0.05);
}
.pwd-text {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  word-break: break-all;
  letter-spacing: 0.05em;
}
.copy-icon {
  opacity: 0;
  transition: opacity 0.2s;
  color: var(--accent-3);
  font-size: 1.2rem;
}
.pwd-card:hover .copy-icon {
  opacity: 1;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--text-main);
  color: var(--bg-color);
  padding: 1rem 2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0,0,0,0.3);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  z-index: 1000;
}
.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Ads Section */
.ad-container {
  width: 100%;
  background: rgba(255,255,255,0.02);
  border: 1px dashed var(--panel-border);
  border-radius: var(--radius-md);
  margin: 2rem 0;
  min-height: 90px;
  display: block;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
  overflow: hidden;
}

@media (max-width: 768px) {
  .ad-container {
    min-height: 250px; /* Better approximation for mobile AdSense to prevent CLS */
  }
}

/* Articles Section */
.articles-section {
  margin-top: 6rem;
  padding-top: 4rem;
  border-top: 1px solid var(--panel-border);
}
.articles-header {
  text-align: center;
  margin-bottom: 3rem;
}
.articles-header h2 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.article-card {
  background: var(--panel-bg);
  backdrop-filter: blur(10px);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-decoration: none;
  color: var(--text-main);
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}
.article-card:hover {
  transform: translateY(-5px);
  border-color: var(--accent-2);
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}
.article-title {
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}
.article-meta {
  margin-top: auto;
  font-size: 0.85rem;
  color: var(--accent-3);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Footer */
footer {
  margin-top: 5rem;
  padding: 3rem 0;
  text-align: center;
  border-top: 1px solid var(--panel-border);
  color: var(--text-muted);
}
footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}
footer a:hover {
  color: var(--accent-1);
}

/* Mobile Responsiveness */
@media (max-width: 600px) {
  .container {
    padding: 0 1rem;
  }
  
  .glass-panel {
    padding: 1.5rem;
  }
  
  .option-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
    align-items: start;
  }
  
  .toggle-wrapper {
    margin-bottom: 0.5rem;
  }
  
  .min-max-inputs {
    width: 100%;
    justify-content: space-between;
  }
  
  .input-wrap {
    flex: 1;
    justify-content: space-between;
  }
  
  .range-wrapper {
    flex-direction: column;
    align-items: stretch;
  }
  
  .range-val {
    align-self: flex-end;
  }

  .ad-container {
    margin: 1.5rem 0;
  }
}