/* ===============================================
   MIES - Authentication Styles
   Premium glassmorphism design with animations
   =============================================== */

/* CSS Variables */
:root {
  --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
  --accent-gradient: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);

  --primary-color: #667eea;
  --primary-dark: #5a67d8;
  --secondary-color: #764ba2;
  --accent-color: #4facfe;

  --glass-bg: rgba(255, 255, 255, 0.15);
  --glass-border: rgba(255, 255, 255, 0.25);
  --glass-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);

  --text-primary: #1a1a2e;
  --text-secondary: #4a4a68;
  --text-light: #8888a4;

  --font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;

  --border-radius: 16px;
  --border-radius-sm: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-family);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Auth Container */
.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  position: relative;
}

/* Background Effects */
.auth-background {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.auth-gradient {
  position: absolute;
  inset: 0;
  background: var(--primary-gradient);
}

.auth-gradient::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(
    circle,
    rgba(255, 255, 255, 0.1) 0%,
    transparent 50%
  );
  animation: pulse 15s ease-in-out infinite;
}

.auth-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
      circle at 20% 80%,
      rgba(255, 255, 255, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 255, 255, 0.08) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 40% 40%,
      rgba(255, 255, 255, 0.05) 0%,
      transparent 50%
    );
}

/* Floating orbs */
.auth-background::after {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  top: -100px;
  right: -100px;
  animation: float 8s ease-in-out infinite;
}

/* Auth Card - Glassmorphism */
.auth-card {
  width: 100%;
  max-width: 420px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-radius: var(--border-radius);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25),
    0 0 0 1px rgba(255, 255, 255, 0.1);
  padding: 40px;
  position: relative;
  overflow: hidden;
}

.auth-card-register {
  max-width: 520px;
}

.auth-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--primary-gradient);
}

/* Auth Header */
.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo {
  margin-bottom: 16px;
}

.logo-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto;
  padding: 12px;
  background: var(--primary-gradient);
  border-radius: 20px;
  color: white;
  box-shadow: 0 10px 30px -5px rgba(102, 126, 234, 0.5);
  transition: var(--transition);
}

.logo-icon:hover {
  transform: scale(1.05) rotate(5deg);
}

.auth-title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: 3px;
  margin-bottom: 4px;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.auth-subtitle {
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 1px;
}

/* Form Styles */
.auth-form {
  margin-bottom: 24px;
}

.form-floating {
  position: relative;
}

.form-floating > .form-control {
  height: 56px;
  padding: 16px;
  padding-left: 16px;
  border: 2px solid #e8e8f0;
  border-radius: var(--border-radius-sm);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  background: rgba(248, 248, 252, 0.8);
  transition: var(--transition);
}

.form-floating > .form-control:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.15);
  background: white;
}

.form-floating > .form-control::placeholder {
  color: transparent;
}

.form-floating > label {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  padding: 16px;
  pointer-events: none;
  border: 2px solid transparent;
  transform-origin: 0 0;
  transition: var(--transition);
  color: var(--text-light);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}

.input-icon {
  width: 18px;
  height: 18px;
  opacity: 0.6;
}

.form-floating > .form-control:focus ~ label,
.form-floating > .form-control:not(:placeholder-shown) ~ label {
  opacity: 0.8;
  transform: scale(0.85) translateY(-0.75rem) translateX(0.15rem);
  background: white;
  padding: 0 8px;
  height: auto;
}

/* Check input */
.form-check-input {
  width: 18px;
  height: 18px;
  border: 2px solid #ddd;
  border-radius: 4px;
  cursor: pointer;
}

.form-check-input:checked {
  background-color: var(--primary-color);
  border-color: var(--primary-color);
}

.form-check-input:focus {
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.form-check-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  cursor: pointer;
}

/* Auth Button */
.btn-auth {
  width: 100%;
  height: 52px;
  background: var(--primary-gradient);
  border: none;
  border-radius: var(--border-radius-sm);
  color: white;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-auth:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102, 126, 234, 0.5);
  color: white;
}

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

.btn-auth svg {
  width: 20px;
  height: 20px;
  transition: transform 0.3s ease;
}

.btn-auth:hover svg {
  transform: translateX(4px);
}

/* Auth Footer */
.auth-footer {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.auth-footer p {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 4px;
}

.auth-link {
  color: var(--primary-color);
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
}

.auth-link:hover {
  color: var(--secondary-color);
  text-decoration: underline;
}

/* Auth Branding */
.auth-branding {
  text-align: center;
  margin-top: 24px;
  padding-top: 16px;
  font-size: 0.75rem;
  color: var(--text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.auth-branding .separator {
  color: var(--primary-color);
}

/* Alert Styles */
.alert {
  border-radius: var(--border-radius-sm);
  font-size: 0.875rem;
  border: none;
}

.alert-success {
  background: linear-gradient(
    135deg,
    rgba(72, 187, 120, 0.1) 0%,
    rgba(56, 178, 172, 0.1) 100%
  );
  color: #276749;
}

.alert-danger {
  background: linear-gradient(
    135deg,
    rgba(245, 101, 101, 0.1) 0%,
    rgba(237, 100, 166, 0.1) 100%
  );
  color: #c53030;
}

/* Validation Styles */
.text-danger {
  font-size: 0.75rem;
  margin-top: 4px;
  display: block;
}

.input-validation-error {
  border-color: #e53e3e !important;
}

/* Animations */
@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%,
  100% {
    transform: scale(1) rotate(0deg);
  }
  50% {
    transform: scale(1.1) rotate(180deg);
  }
}

@keyframes float {
  0%,
  100% {
    transform: translate(0, 0);
  }
  50% {
    transform: translate(-30px, 30px);
  }
}

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

/* Responsive Styles */
@media (max-width: 576px) {
  .auth-card {
    padding: 28px 24px;
  }

  .auth-title {
    font-size: 1.75rem;
  }

  .logo-icon {
    width: 60px;
    height: 60px;
  }

  .auth-card-register .row > div {
    width: 100%;
  }
}

/* Row helpers for registration */
.auth-form .row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -8px;
}

.auth-form .row > .col-md-6 {
  padding: 0 8px;
  flex: 0 0 50%;
  max-width: 50%;
}

@media (max-width: 576px) {
  .auth-form .row > .col-md-6 {
    flex: 0 0 100%;
    max-width: 100%;
  }
}