/**
 * Login Page Styles
 * Oathly - Guild Management Helper
 */

/* ==========================================
   CSS Variables (matching profile dashboard)
   ========================================== */
:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: #1a1f2e;
  --bg-card-hover: #232a3d;
  --border-color: #2d3748;
  --border-glow: rgba(139, 92, 246, 0.3);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --accent-purple: #8b5cf6;
  --accent-purple-glow: rgba(139, 92, 246, 0.4);
  --accent-blue: #3b82f6;
  --discord-color: #5865F2;
  --discord-hover: #4752C4;
}

/* ==========================================
   Base Styles
   ========================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg-primary);
  min-height: 100vh;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
  position: relative;
}

/* ==========================================
   Animated Background
   ========================================== */
.animated-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
  background: var(--bg-primary);
}

.animated-background::before,
.animated-background::after {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.15;
  animation: float 20s infinite ease-in-out;
}

.animated-background::before {
  background: radial-gradient(circle, var(--accent-purple) 0%, transparent 70%);
  top: -200px;
  left: -200px;
  animation-delay: 0s;
}

.animated-background::after {
  background: radial-gradient(circle, var(--accent-blue) 0%, transparent 70%);
  bottom: -200px;
  right: -200px;
  animation-delay: -10s;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(50px, -50px) scale(1.1);
  }
  66% {
    transform: translate(-30px, 30px) scale(0.9);
  }
}

/* Subtle grid pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(var(--border-color) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
  background-size: 50px 50px;
  opacity: 0.03;
  z-index: 0;
  pointer-events: none;
}

/* ==========================================
   Login Container
   ========================================== */
.login-container {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

/* ==========================================
   Login Card
   ========================================== */
.login-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 60px 50px;
  width: 100%;
  max-width: 480px;
  box-shadow: 
    0 20px 60px rgba(0, 0, 0, 0.5),
    0 0 0 1px var(--border-glow);
  animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================
   Brand Section
   ========================================== */
.brand {
  text-align: center;
  margin-bottom: 40px;
}

/* Logo Container */
.logo {
  text-align: center;
  margin: 0 auto 20px;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* Logo Image */
.logo-image {
  width: 120px;
  height: 120px;
  object-fit: contain;

  /* Optional soft glow */
  filter: drop-shadow(0 0 8px var(--accent-purple-glow));

  /* Pulse animation */
  animation: pulse 3s infinite ease-in-out;
}

/* Pulse animation */
@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.12); opacity: 0.85; }
}

/* Responsive sizes */
@media (max-width: 768px) { 
  .logo-image { 
    width: 96px; 
    height: 96px; 
  } 
}

@media (max-width: 480px) { 
  .logo-image { 
    width: 80px; 
    height: 80px; 
  } 
}

.brand h1 {
  font-size: 48px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}

.brand .subtitle {
  color: var(--text-secondary);
  font-size: 16px;
  font-weight: 500;
}

/* ==========================================
   Welcome Section
   ========================================== */
.welcome {
  text-align: center;
  margin-bottom: 32px;
}

.welcome h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.welcome p {
  color: var(--text-secondary);
  font-size: 14px;
}

/* ==========================================
   Discord Login Button
   ========================================== */
.discord-login-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  padding: 16px 24px;
  background: var(--discord-color);
  border: none;
  border-radius: 12px;
  color: white;
  font-size: 16px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(88, 101, 242, 0.3);
}

.discord-login-btn:hover {
  background: var(--discord-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(88, 101, 242, 0.4);
}

.discord-login-btn:active {
  transform: translateY(0);
}

.discord-icon {
  width: 24px;
  height: 24px;
}

/* ==========================================
   Additional Info
   ========================================== */
.info {
  margin-top: 24px;
  text-align: center;
}

.info p {
  color: var(--text-muted);
  font-size: 12px;
  line-height: 1.6;
}

.info a {
  color: var(--accent-purple);
  text-decoration: none;
  transition: color 0.2s ease;
}

.info a:hover {
  color: var(--accent-blue);
  text-decoration: underline;
}

/* ==========================================
   Features Section
   ========================================== */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  width: 100%;
  max-width: 900px;
  animation: fadeIn 0.8s ease-out 0.3s both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.feature {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  padding: 24px;
  text-align: center;
  transition: all 0.3s ease;
}

.feature:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  font-size: 32px;
  margin-bottom: 12px;
}

.feature h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.feature p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.5;
}

/* ==========================================
   Responsive Design
   ========================================== */
@media (max-width: 768px) {
  .login-card {
    padding: 40px 30px;
    border-radius: 16px;
  }

  .brand h1 {
    font-size: 36px;
  }

  .brand .subtitle {
    font-size: 14px;
  }

  .welcome h2 {
    font-size: 20px;
  }

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

@media (max-width: 480px) {
  .login-container {
    padding: 16px;
  }

  .login-card {
    padding: 32px 24px;
  }

  .brand h1 {
    font-size: 32px;
  }

  .discord-login-btn {
    padding: 14px 20px;
    font-size: 15px;
  }
}