/* ================================================================
   AUTH PAGES — CYBERPUNK/NEON AESTHETIC
   MATCHES my-uploads.css
   ================================================================ */

/* ============================================================
   THEME VARIABLES
   ============================================================ */
:root {
  --bg-body: #0a0508;
  --bg-card: rgba(173, 3, 252, 0.06);
  --bg-card-hover: rgba(173, 3, 252, 0.12);
  --bg-card-border: rgba(173, 3, 252, 0.15);
  --bg-elevated: rgba(173, 3, 252, 0.04);
  --bg-nav: rgba(10, 5, 8, 0.92);

  --text-primary: #f5eaff;
  --text-secondary: #b8a0d0;
  --text-muted: #5a3a6a;
  --text-inverse: #0a0508;

  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.645);
  --shadow-card-hover: 0 12px 48px rgba(0, 0, 0, 0.7);

  --border-color: rgba(173, 3, 252, 0.15);

  /* Neon Colors - Purple & Blue */
  --neon-purple: #ad03fc;
  --neon-purple-light: #c84dff;
  --neon-blue: #00d4ff;
  --neon-blue-light: #58ebfe;
  --neon-cyan: #58ebfe;
  --neon-magenta: #ff00ea;
  --neon-gold: #f59e0b;
  --neon-green: #4ff3a6;
  --neon-orange: #ff6b00;
  --neon-pink: #ff2d95;

  --gradient-primary: linear-gradient(135deg, #ad03fc, #00d4ff);
  --gradient-secondary: linear-gradient(135deg, #00d4ff, #58ebfe);
  --gradient-cyber: linear-gradient(135deg, #ad03fc, #00d4ff, #58ebfe);

  --glow-purple: 0 0 40px rgba(173, 3, 252, 0.3), 0 0 80px rgba(173, 3, 252, 0.1);
  --glow-blue: 0 0 40px rgba(0, 212, 255, 0.3), 0 0 80px rgba(0, 212, 255, 0.1);
  --glow-cyan: 0 0 40px rgba(88, 235, 254, 0.3), 0 0 80px rgba(88, 235, 254, 0.1);

  --font-display: "Orbitron", "Rajdhani", monospace;
  --font-condensed: "Rajdhani", "Orbitron", sans-serif;
  --font-mono: "Share Tech Mono", monospace;
  --font-tag: "Rubik Spray Paint", "Permanent Marker", cursive;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;

  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ============================================================
   BASE
   ============================================================ */
html,
body {
  margin: 0;
  padding: 0;
  min-height: 100vh;
  background: var(--bg-body);
}

/* ============================================================
   NOISE OVERLAY & EFFECTS
   ============================================================ */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9998;
  opacity: 0;
  transition: opacity 0.3s ease;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.5'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}

.noise-overlay.active {
  opacity: 1;
}

.scanlines {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9996;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(0, 0, 0, 0.02) 2px,
    rgba(0, 0, 0, 0.02) 3px
  );
  animation: scanMove 0.8s linear infinite;
}

@keyframes scanMove {
  0% { transform: translateY(0); }
  100% { transform: translateY(3px); }
}

.vignette {
  position: fixed;
  inset: 0;
  background: radial-gradient(
    ellipse at center,
    transparent 60%,
    rgba(0, 0, 0, 0.3) 100%
  );
  pointer-events: none;
  z-index: 9995;
}

#particleCanvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 10;
  pointer-events: none;
}

/* ============================================================
   AUTH PAGE MAIN
   ============================================================ */
.auth-page {
  min-height: 100vh;
  padding: 40px 0 60px;
  background: var(--bg-body);
  position: relative;
  overflow-x: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auth-container {
  max-width: 1000px;
  width: 100%;
  margin: 0 auto;
  padding: 0 2rem;
  position: relative;
  z-index: 20;
}

.auth-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
  align-items: stretch;
}

/* ============================================================
   AUTH CARD — GLASSMORPHISM
   ============================================================ */
.auth-card {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 40px;
  box-shadow: var(--shadow-card), var(--glow-purple);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.auth-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-primary);
  opacity: 0.03;
  pointer-events: none;
}

.auth-card:hover {
  border-color: var(--neon-purple);
  box-shadow: var(--shadow-card-hover), var(--glow-purple);
}

/* ============================================================
   AUTH HEADER
   ============================================================ */
.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-header .auth-icon {
  font-size: 3rem;
  display: block;
  margin-bottom: 12px;
  color: var(--neon-purple);
  text-shadow: 0 0 40px rgba(173, 3, 252, 0.3);
  animation: floatIcon 3s ease-in-out infinite;
}

@keyframes floatIcon {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-10px) rotate(8deg); }
}

.auth-header h1 {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: 4px;
  background: var(--gradient-cyber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 4px 0;
}

.auth-header p {
  font-family: var(--font-condensed);
  font-size: 1.1rem;
  color: var(--text-secondary);
  letter-spacing: 2px;
  margin: 0;
}

/* ============================================================
   AUTH FORM
   ============================================================ */
.auth-form {
  margin-bottom: 0;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 6px;
  font-weight: 600;
}

.form-group .required {
  color: var(--neon-pink);
  margin-left: 2px;
}

.form-group input {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: all var(--transition);
  box-sizing: border-box;
}

.form-group input::placeholder {
  color: var(--text-muted);
}

.form-group input:focus {
  outline: none;
  border-color: var(--neon-purple);
  box-shadow: 0 0 30px rgba(173, 3, 252, 0.08);
  background: var(--bg-card-hover);
}

.form-group input:focus + .input-glow {
  opacity: 1;
}

.helper-text {
  display: block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: 0.6rem;
  color: var(--text-muted);
  letter-spacing: 0.5px;
}

/* Password input wrapper */
.password-input-wrapper {
  position: relative;
}

.password-input-wrapper input {
  padding-right: 48px;
}

.password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  transition: all var(--transition);
  font-size: 0.9rem;
}

.password-toggle:hover {
  color: var(--neon-purple);
}

/* ============================================================
   CHECKBOX
   ============================================================ */
.checkbox-group {
  margin-top: 4px;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.checkbox-label input[type="checkbox"] {
  display: none;
}

.checkmark {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  flex-shrink: 0;
  position: relative;
  transition: all var(--transition);
  background: var(--bg-elevated);
  margin-top: 1px;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
  background: var(--gradient-primary);
  border-color: var(--neon-purple);
  box-shadow: var(--glow-purple);
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
  content: "✓";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 12px;
  font-weight: bold;
}

.checkbox-label a {
  color: var(--neon-cyan);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition);
}

.checkbox-label a:hover {
  color: var(--neon-purple-light);
  text-decoration: underline;
}

/* ============================================================
   SUBMIT BUTTON
   ============================================================ */
.btn-submit {
  width: 100%;
  padding: 16px;
  background: var(--gradient-primary);
  border: none;
  border-radius: 4px;
  color: var(--text-inverse);
  font-family: var(--font-condensed);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--glow-purple);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  position: relative;
  overflow: hidden;
  margin-top: 4px;
}

.btn-submit::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transform: translateX(-100%);
  transition: transform 0.6s ease;
  z-index: 0;
}

.btn-submit:hover::before {
  transform: translateX(100%);
}

.btn-submit:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--glow-purple), 0 0 80px rgba(173, 3, 252, 0.2);
}

.btn-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.btn-submit i {
  font-size: 0.8rem;
  position: relative;
  z-index: 1;
}

/* ============================================================
   AUTH FOOTER
   ============================================================ */
.auth-footer {
  text-align: center;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
}

.auth-footer p {
  font-family: var(--font-body);
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin: 0;
}

.auth-footer a {
  color: var(--neon-cyan);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition);
  font-family: var(--font-condensed);
  letter-spacing: 1px;
}

.auth-footer a:hover {
  color: var(--neon-purple-light);
  text-shadow: 0 0 30px rgba(173, 3, 252, 0.3);
  text-decoration: underline;
}

/* ============================================================
   AUTH HERO (RIGHT SIDE)
   ============================================================ */
.auth-hero {
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 40px 32px;
  box-shadow: var(--shadow-card), var(--glow-blue);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.auth-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-secondary);
  opacity: 0.03;
  pointer-events: none;
}

.auth-hero:hover {
  border-color: var(--neon-blue);
  box-shadow: var(--shadow-card-hover), var(--glow-blue);
}

.hero-content {
  position: relative;
  z-index: 1;
}

.hero-icon {
  font-size: 4rem;
  display: block;
  margin-bottom: 16px;
  color: var(--neon-blue);
  text-shadow: 0 0 60px rgba(0, 212, 255, 0.3);
  animation: floatIcon 3s ease-in-out infinite 0.5s;
}

.hero-content h2 {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  background: var(--gradient-cyber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin: 0 0 8px 0;
}

.hero-content p {
  font-family: var(--font-body);
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0 0 24px 0;
}

.hero-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
}

.feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all var(--transition);
}

.feature:hover {
  background: var(--bg-card-hover);
  border-color: var(--neon-purple);
  transform: translateX(6px);
}

.feature-icon {
  font-size: 1.2rem;
}

/* ============================================================
   TOAST MESSAGE
   ============================================================ */
#auth-message {
  padding: 12px 16px;
  border-radius: 4px;
  margin-bottom: 16px;
  text-align: center;
  font-family: var(--font-condensed);
  font-weight: 500;
  font-size: 0.85rem;
  letter-spacing: 1px;
  background: var(--bg-card);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  animation: fadeIn 0.3s ease;
  box-shadow: var(--shadow-card);
}

#auth-message.success {
  border-color: var(--neon-green);
  color: var(--neon-green);
}

#auth-message.error {
  border-color: var(--neon-pink);
  color: var(--neon-pink);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   THEME TOGGLE
   ============================================================ */
.theme-toggle-wrapper {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-condensed);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: var(--shadow-card), var(--glow-blue);
}

.theme-toggle:hover {
  background: var(--bg-card-hover);
  transform: scale(1.04);
  box-shadow: var(--shadow-card-hover), var(--glow-cyan);
  border-color: var(--neon-cyan);
}

.theme-toggle .toggle-icon {
  font-size: 1rem;
}

.theme-toggle .toggle-label {
  font-weight: 600;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .auth-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .auth-hero {
    order: -1;
    padding: 32px 24px;
  }

  .hero-features {
    max-width: 100%;
  }

  .feature:hover {
    transform: translateX(4px);
  }
}

/* Mobile */
@media (max-width: 768px) {
  .auth-container {
    padding: 0 1rem;
  }

  .auth-card {
    padding: 28px 20px;
  }

  .auth-header h1 {
    font-size: 1.6rem;
    letter-spacing: 2px;
  }

  .auth-header .auth-icon {
    font-size: 2.2rem;
  }

  .hero-content h2 {
    font-size: 1.4rem;
  }

  .hero-icon {
    font-size: 3rem;
  }

  .btn-submit {
    padding: 14px;
    font-size: 0.75rem;
    letter-spacing: 2px;
  }

  .theme-toggle {
    padding: 8px 14px;
    font-size: 0.6rem;
  }
}

/* Small Mobile */
@media (max-width: 480px) {
  .auth-card {
    padding: 20px 16px;
  }

  .auth-header h1 {
    font-size: 1.3rem;
  }

  .form-group input {
    padding: 10px 14px;
    font-size: 0.8rem;
  }

  .checkbox-label {
    font-size: 0.7rem;
  }

  .hero-features .feature {
    font-size: 0.75rem;
    padding: 10px 12px;
  }

  .auth-footer p {
    font-size: 0.75rem;
  }
}

/* ============================================================
   LIGHT THEME OVERRIDES
   ============================================================ */
[data-theme="light"] {
  --bg-body: #f5f0e8;
  --bg-card: rgba(255, 255, 255, 0.6);
  --bg-card-hover: rgba(255, 255, 255, 0.8);
  --bg-elevated: rgba(255, 255, 255, 0.2);
  --bg-nav: rgba(245, 240, 232, 0.92);

  --text-primary: #1a102a;
  --text-secondary: #4a3a5a;
  --text-muted: #8a7a9a;
  --text-inverse: #f5f0e8;

  --shadow-card: 0 8px 32px rgba(0, 0, 0, 0.06);
  --shadow-card-hover: 0 12px 48px rgba(0, 0, 0, 0.1);

  --border-color: rgba(173, 3, 252, 0.2);

  --glow-purple: 0 0 40px rgba(173, 3, 252, 0.08), 0 0 80px rgba(173, 3, 252, 0.03);
  --glow-blue: 0 0 40px rgba(0, 212, 255, 0.08), 0 0 80px rgba(0, 212, 255, 0.03);
  --glow-cyan: 0 0 40px rgba(88, 235, 254, 0.08), 0 0 80px rgba(88, 235, 254, 0.03);
}

[data-theme="light"] .auth-card,
[data-theme="light"] .auth-hero {
  background: rgba(255, 255, 255, 0.6);
}

[data-theme="light"] .form-group input {
  background: rgba(255, 255, 255, 0.3);
  color: var(--text-primary);
}

[data-theme="light"] .form-group input:focus {
  background: rgba(255, 255, 255, 0.5);
}

[data-theme="light"] .btn-submit {
  color: white;
}

[data-theme="light"] .theme-toggle {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(173, 3, 252, 0.15);
}

[data-theme="light"] .theme-toggle:hover {
  background: rgba(255, 255, 255, 0.8);
  border-color: var(--neon-purple);
}

[data-theme="light"] .feature {
  background: rgba(255, 255, 255, 0.2);
}

[data-theme="light"] .feature:hover {
  background: rgba(255, 255, 255, 0.4);
}

[data-theme="light"] .auth-header h1,
[data-theme="light"] .hero-content h2 {
  background: var(--gradient-cyber);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

[data-theme="light"] .checkbox-label input[type="checkbox"]:checked + .checkmark {
  background: var(--gradient-primary);
}

[data-theme="light"] .checkmark {
  background: rgba(255, 255, 255, 0.3);
}

[data-theme="light"] #auth-message {
  background: rgba(255, 255, 255, 0.8);
}