/* ========================================
   LOGIN.CSS - Estilos específicos para la página de login
   ======================================== */

/* LOGIN DARK THEME COLOR PALETTE
   ===============================
   Background: document image with blue tint + gradient overlay
   Primary Accent: #F0F9FF (Blue 50) - Ultra light blue
   Text Colors:
   - Primary: #F0F9FF (Blue 50) - High contrast
   - Labels: #F0F9FF (Blue 50) - Consistent with primary
   - Secondary: #94A3B8 (Slate 400) - Muted text
   - Subtle: #64748B (Slate 500) - Placeholder text
   Interactive Elements:
   - Button Background: #F0F9FF (Blue 50)
   - Button Text: #1E293B (Slate 800) - Dark text on light button
   - Input Background: rgba(30, 41, 59, 0.6) - Semi-transparent dark
   - Input Border: rgba(240, 249, 255, 0.2-0.4) - Light blue borders
   Dark Surfaces:
   - Login Card: rgba(15, 23, 42, 0.85) with blur(20px)
   - Background Overlay: Complex gradient for depth
   Effects:
   - Text Shadows: For better readability over background
   - Backdrop Filters: For glassmorphism effect
   ===============================ˇ*/

.login-dark {
    position: relative;
    background: #0B1830;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.login-dark::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('/static/images/background.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: hue-rotate(200deg) saturate(0.8) brightness(0.3) contrast(1.2);
    opacity: 0.4;
    z-index: -1;
}

.login-dark::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(1200px 800px at 50% 50%, 
        rgba(17, 37, 63, 0.8) 0%, 
        rgba(11, 24, 48, 0.9) 40%, 
        rgba(7, 15, 32, 0.95) 100%);
    z-index: -1;
    pointer-events: none;
}

/* LOGIN CONTAINER */
.login-dark .login-container {
    position: relative;
    z-index: 1;
    width: 100%;
    max-width: 450px;
    margin: 0 auto;
}

.login-dark .login-card {
    background: rgba(15, 23, 42, 0.85);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(240, 249, 255, 0.15);
    border-radius: 1.5rem;
    padding: 3rem 2.5rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    text-align: center;
}

/* LOGO AND HEADER */
.login-dark .login-logo img {
    width: 80px;
    height: auto;
    margin-bottom: 1.5rem;
    filter: brightness(1.1);
}

.login-dark .login-title {
    color: #F0F9FF;
    font-size: 2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.login-dark .login-subtitle {
    color: #94A3B8;
    font-size: 0.95rem;
    margin-bottom: 2rem;
    font-weight: 400;
}

/* FORM ELEMENTS */
.login-dark .form-group {
    text-align: left;
    margin-bottom: 1.5rem;
}

.login-dark .form-label {
    color: #F0F9FF;
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
    display: block;
}

.login-dark .form-input {
    background: rgba(30, 41, 59, 0.6);
    border: 1px solid rgba(240, 249, 255, 0.2);
    border-radius: 0.75rem;
    color: #F0F9FF;
    font-size: 1rem;
    padding: 0.875rem 1rem;
    width: 100%;
    transition: all 0.2s ease;
}

.login-dark .form-input:focus {
    outline: none;
    border-color: rgba(240, 249, 255, 0.4);
    box-shadow: 0 0 0 3px rgba(240, 249, 255, 0.1);
    background: rgba(30, 41, 59, 0.8);
}

.login-dark .form-input::placeholder {
    color: #64748B;
}

/* PASSWORD FIELD */
.login-dark .password-toggle {
    color: #F0F9FF;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    transition: color 0.2s ease;
}

.login-dark .password-toggle:hover {
    color: #FFFFFF;
}

/* BUTTONS */
.login-dark .btn-primary {
    background: #F0F9FF !important;
    color: #1E293B !important;
    border: 1px solid #F0F9FF !important;
    font-weight: 600 !important;
    font-size: 1rem;
    padding: 0.875rem 1.5rem;
    border-radius: 0.75rem;
    width: 100%;
    margin-top: 1rem;
    transition: all 0.2s ease;
    text-shadow: none;
}

.login-dark .btn-primary:hover {
    background: #FFFFFF !important;
    border-color: #FFFFFF !important;
    transform: translateY(-1px);
    box-shadow: 0 10px 25px rgba(240, 249, 255, 0.2);
}

.login-dark .btn-primary:disabled {
    opacity: 0.7;
    transform: none;
    cursor: not-allowed;
}

/* TEXT ELEMENTS */
.login-dark .text-gray-600 {
    color: #94A3B8 !important;
}

/* CREDENCIALES DE PRUEBA */
.login-dark .text-gray-600 span {
    background: rgba(240, 249, 255, 0.1) !important;
    color: #F0F9FF !important;
    border: 1px solid rgba(240, 249, 255, 0.2);
}

/* LINKS */
.login-dark a {
    color: #F0F9FF !important;
    opacity: 0.8;
    transition: opacity 0.2s ease;
}

.login-dark a:hover {
    opacity: 1;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* FOOTER */
.login-dark .login-footer {
    position: relative;
    z-index: 1;
    margin-top: 2rem;
    text-align: center;
}

.login-dark .login-footer .text-gray-600 {
    color: #64748B !important;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* RESPONSIVE DESIGN */
@media (max-width: 640px) {
    .login-dark {
        padding: 1.5rem 0.75rem;
    }
    
    .login-dark .login-card {
        padding: 2.5rem 2rem;
        border-radius: 1.25rem;
    }
    
    .login-dark .login-logo img {
        width: 70px;
        margin-bottom: 1.25rem;
    }
    
    .login-dark .login-title {
        font-size: 1.75rem;
        margin-bottom: 0.75rem;
    }
    
    .login-dark .login-subtitle {
        font-size: 0.875rem;
        margin-bottom: 1.75rem;
    }
    
    .login-dark .form-input {
        padding: 0.75rem 0.875rem;
        font-size: 0.95rem;
    }
    
    .login-dark .btn-primary {
        padding: 0.8rem 1.25rem;
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .login-dark {
        padding: 1rem 0.5rem;
    }
    
    .login-dark .login-card {
        padding: 2rem 1.5rem;
        border-radius: 1rem;
    }
    
    .login-dark .login-logo img {
        width: 60px;
        margin-bottom: 1rem;
    }
    
    .login-dark .login-title {
        font-size: 1.5rem;
    }
    
    .login-dark .login-subtitle {
        font-size: 0.8rem;
        margin-bottom: 1.5rem;
    }
}