/* Login Page Styles - Optimized without Tailwind runtime */

:root {
  /* Light theme colors (default) */
  --bg-surface-dim: #f8fafc;
  --bg-surface: #ffffff;
  --bg-surface-container-low: #f1f5f9;
  --bg-surface-container: #e2e8f0;
  --text-on-surface: #0f172a;
  --text-on-surface-variant: #64748b;
  --text-primary-container: #ff6b1a;
  --border-color: #e2e8f0;
  --error-color: #dc2626;
  --error-bg: #fee2e2;
  --error-text: #991b1b;
  --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

html.dark {
  --bg-surface-dim: #111319;
  --bg-surface: #191b22;
  --bg-surface-container-low: #191b22;
  --bg-surface-container: #1e1f26;
  --text-on-surface: #e2e2eb;
  --text-on-surface-variant: #a78b7d;
  --text-primary-container: #ffb690;
  --border-color: #33343b;
  --error-color: #ffb4ab;
  --error-bg: #93000a;
  --error-text: #ffdad6;
  --shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.3);
}

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

html, body {
  width: 100%;
  height: 100%;
}

body.app-login {
  background-color: var(--bg-surface-dim);
  color: var(--text-on-surface);
  font-family: 'Space Grotesk', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 16px;
  line-height: 1.5;
  min-height: max(884px, 100dvh);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
}

body.app-login.bg-industrial-grid {
  background-image: radial-gradient(circle at 2px 2px, rgba(249, 115, 22, 0.03) 1px, transparent 0);
  background-size: 40px 40px;
}

/* Theme toggle button */
.login-theme-toggle {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  background: var(--bg-surface);
  color: var(--text-on-surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
  z-index: 50;
}

.login-theme-toggle:hover {
  background-color: var(--bg-surface-container-low);
  transform: scale(1.05);
}

.fa-icon {
  vertical-align: middle;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}

/* Main container */
.login-wrapper {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2rem;
}

/* Header */
.login-header {
  text-align: center;
}

.login-brand-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.login-brand-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.7rem;
  font-weight: 900;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-primary-container);
  line-height: 1.2;
}

.login-brand-subtitle {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 10px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--text-on-surface-variant);
  opacity: 0.6;
}

/* Main form */
.login-main {
  width: 100%;
  max-width: 28rem;
}

.login-card {
  background: var(--bg-surface-container-low);
  border-radius: 0.75rem;
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
}

.login-card-header {
  height: 0.25rem;
  width: 100%;
  background: linear-gradient(to right, var(--text-primary-container), #ffb690);
}

.login-card-content {
  padding: 1.5rem;
}

.login-card-title {
  margin-bottom: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--text-on-surface);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.login-card-subtitle {
  color: var(--text-on-surface-variant);
  font-size: 0.875rem;
  margin-top: 0.375rem;
}

/* Form elements */
.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1.75rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-on-surface);
}

.form-input {
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: 0.5rem;
  background: var(--bg-surface-container-low);
  color: var(--text-on-surface);
  font-family: inherit;
  font-size: 1rem;
  transition: all 0.2s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--text-primary-container);
  background: var(--bg-surface);
  box-shadow: 0 0 0 3px rgba(255, 107, 26, 0.1);
}

.form-input::placeholder {
  color: var(--text-on-surface-variant);
}

/* Submit button */
.form-submit-btn {
  padding: 0.875rem 1.5rem;
  margin-top: 0.75rem;
  background: linear-gradient(135deg, var(--text-primary-container), #ff8a3d);
  color: #fff;
  border: none;
  border-radius: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 12px rgba(255, 107, 26, 0.3);
}

.form-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 16px rgba(255, 107, 26, 0.4);
}

.form-submit-btn:active {
  transform: translateY(0);
  box-shadow: 0 2px 8px rgba(255, 107, 26, 0.3);
}

/* Error message */
.login-error {
  margin-bottom: 1.25rem;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(220, 38, 38, 0.3);
  background: var(--error-bg);
  color: var(--error-text);
  font-size: 0.875rem;
  line-height: 1.4;
}

/* Responsive */
@media (min-width: 768px) {
  body.app-login {
    padding: 2.5rem;
  }

  .login-wrapper {
    gap: 2.5rem;
  }

  .login-brand-title {
    font-size: 1.875rem;
  }

  .login-card-content {
    padding: 2rem;
  }

  .login-card-title {
    font-size: 1.5rem;
  }

  .form-input {
    padding: 0.875rem 1.125rem;
  }

  .form-submit-btn {
    padding: 1rem 1.75rem;
    font-size: 1.0625rem;
  }
}

@media (max-width: 480px) {
  body.app-login {
    padding: 1rem;
    min-height: max(800px, 100dvh);
  }

  .login-header {
    margin-top: 2rem;
  }

  .login-brand-title {
    font-size: 1.5rem;
  }

  .login-card-content {
    padding: 1.25rem;
  }

  .login-card-title {
    font-size: 1.25rem;
  }

  .login-form {
    gap: 1rem;
  }

  .form-input {
    padding: 0.7rem 0.9rem;
    font-size: 16px; /* Prevent zoom on iOS */
  }

  .form-submit-btn {
    padding: 0.8rem 1.2rem;
  }
}

/* Utility classes */
.text-center {
  text-align: center;
}

::selection {
  background-color: var(--text-primary-container);
  color: #fff;
}