/**
 * Premium Login Page Styles
 * SHOWROOM - Architecture Design
 * Black & White, Modern, Minimal, Luxury
 */

:root {
  --color-black: #0a0a0a;
  --color-white: #ffffff;
  --color-gray-light: #f5f5f5;
  --color-gray-medium: #e0e0e0;
  --color-gray-dark: #333333;
  --color-accent: #ffffff;
  --color-error: #d63031;
  --color-success: #27ae60;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --font-primary:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, sans-serif;
}

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

html,
body {
  width: 100%;
  height: 100%;
  font-family: var(--font-primary);
  background: var(--color-black);
  color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

/* Login Page Container */
.login-page {
  background: var(--color-black);
}

.login-container {
  position: relative;
  width: 100%;
  max-width: 420px;
  z-index: 1;
}

/* Background gradient effect (subtle) */
.login-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-black) 0%, #1a1a1a 100%);
  z-index: -1;
  pointer-events: none;
}

/* Login Card */
.login-card {
  background: var(--color-black);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: 48px 40px;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  animation: slideUp 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* Logo Section */
.login-logo-section {
  text-align: center;
  margin-bottom: 40px;
  animation: fadeInDown 0.7s ease;
}

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

.login-logo {
  max-width: 80px;
  height: auto;
  filter: brightness(1);
  transition: var(--transition);
}

.login-logo:hover {
  filter: brightness(1.1);
}

.login-title {
  font-size: 24px;
  font-weight: 300;
  letter-spacing: 1px;
  color: var(--color-white);
  text-transform: uppercase;
}

/* Messages */
.login-message {
  margin-bottom: 24px;
  padding: 14px 16px;
  border-radius: 8px;
  font-size: 14px;
  line-height: 1.5;
  animation: slideDown 0.4s ease;
}

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

.login-message p {
  margin: 0;
}

.login-message--error {
  background: rgba(214, 48, 49, 0.15);
  border: 1px solid rgba(214, 48, 49, 0.3);
  color: #ff6b6b;
}

.login-message--success {
  background: rgba(39, 174, 96, 0.15);
  border: 1px solid rgba(39, 174, 96, 0.3);
  color: #4ade80;
}

/* Form */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group--checkbox {
  flex-direction: row;
  align-items: center;
  gap: 8px;
  margin-top: 4px;
}

/* Form Label */
.form-label {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.5px;
  color: var(--color-gray-light);
  text-transform: uppercase;
  display: block;
}

/* Form Input */
.form-input {
  width: 100%;
  padding: 12px 16px;
  font-size: 15px;
  font-family: inherit;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  color: var(--color-white);
  transition: var(--transition);
  outline: none;
}

.form-input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.form-input:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.15);
}

.form-input:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.1);
}

/* Password Toggle */
.form-password-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.form-password-wrapper .form-input {
  padding-right: 44px;
}

.form-password-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px 8px;
  font-size: 16px;
  color: rgba(255, 255, 255, 0.5);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
}

.form-password-toggle:hover {
  color: rgba(255, 255, 255, 0.8);
}

.form-password-toggle:focus {
  outline: none;
  color: var(--color-white);
}

/* Checkbox */
.form-checkbox-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--color-gray-light);
  cursor: pointer;
  user-select: none;
}

.form-checkbox-label input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
  accent-color: var(--color-white);
}

.form-checkbox-label input[type="checkbox"]:focus {
  outline: 2px solid rgba(255, 255, 255, 0.3);
  outline-offset: 2px;
}

/* Submit Button */
.form-submit {
  width: 100%;
  padding: 13px 24px;
  margin-top: 8px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  background: var(--color-white);
  color: var(--color-black);
  border: 1px solid var(--color-white);
  border-radius: 8px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
  font-family: inherit;
}

.form-submit:hover {
  background: var(--color-gray-light);
  border-color: var(--color-gray-light);
  box-shadow: 0 8px 24px rgba(255, 255, 255, 0.15);
}

.form-submit:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
}

.form-submit:active {
  transform: scale(0.98);
}

.form-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* Submit loader */
.submit-loader {
  display: none;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(10, 10, 10, 0.2);
  border-top-color: var(--color-black);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.form-submit.is-loading .submit-text {
  display: none;
}

.form-submit.is-loading .submit-loader {
  display: block;
}

/* Login Footer */
.login-footer {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.login-link {
  font-size: 13px;
  color: var(--color-gray-light);
  text-decoration: none;
  transition: var(--transition);
  position: relative;
}

.login-link:hover {
  color: var(--color-white);
}

.login-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-white);
  transition: width 0.3s ease;
}

.login-link:hover::after {
  width: 100%;
}

.login-link:focus {
  outline: 2px solid rgba(255, 255, 255, 0.3);
  outline-offset: 4px;
  border-radius: 2px;
}

/* Responsive */
@media (max-width: 520px) {
  .login-card {
    padding: 36px 24px;
    border-radius: 8px;
  }

  .login-logo-section {
    margin-bottom: 32px;
  }

  .login-title {
    font-size: 20px;
  }

  .login-logo {
    max-width: 64px;
    margin-bottom: 16px;
  }

  .form-label {
    font-size: 12px;
  }

  .form-input {
    padding: 11px 14px;
    font-size: 16px; /* Prevents zoom on mobile */
  }

  .form-submit {
    padding: 12px 20px;
    font-size: 14px;
  }

  .login-footer {
    flex-direction: column;
    gap: 12px;
    align-items: center;
  }

  .login-link {
    display: inline-block;
  }
}

@media (prefers-color-scheme: light) {
  :root {
    --color-black: #ffffff;
    --color-white: #0a0a0a;
    --color-gray-light: #333333;
    --color-gray-dark: #f5f5f5;
  }

  .login-background {
    background: linear-gradient(135deg, #ffffff 0%, #f5f5f5 100%);
  }

  .form-input {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.1);
  }

  .form-input::placeholder {
    color: rgba(0, 0, 0, 0.4);
  }

  .form-input:hover {
    background: rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.15);
  }

  .form-input:focus {
    background: rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.25);
    box-shadow: 0 0 0 3px rgba(0, 0, 0, 0.1);
  }

  .login-card {
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow:
      0 20px 60px rgba(0, 0, 0, 0.1),
      inset 0 1px 0 rgba(0, 0, 0, 0.05);
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}