/* Login Page Specific Styles */

/* Body for login page */
.login-page {
    margin: 0;
    padding: 0;
    overflow: hidden;
}

/* Login Container - Full Screen */
.login-container {
    background: linear-gradient(135deg, var(--login-gradient-start) 0%, var(--login-gradient-end) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    margin: 0;
    padding-top: 0;
}

/* Animated background */
.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
    animation: backgroundShift 20s ease-in-out infinite;
}

@keyframes backgroundShift {
    0%, 100% {
        transform: scale(1) rotate(0deg);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.1) rotate(180deg);
        opacity: 0.5;
    }
}

/* Login Card */
.login-card {
    border: 1px solid var(--border-color);
    border-radius: 20px;
    background-color: var(--login-card-bg);
    backdrop-filter: blur(20px);
    max-width: 400px;
    width: 100%;
    box-shadow: 
        0 20px 40px var(--dropdown-shadow),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 10;
    transition: all 0.3s ease;
}

.login-card:hover {
    transform: translateY(-5px);
    box-shadow: 
        0 30px 60px var(--dropdown-shadow),
        0 0 0 1px rgba(255, 255, 255, 0.2);
}

.login-card .card-body {
    border-radius: 20px;
    position: relative;
}

/* Brand Icon */
.brand-icon {
    font-size: 4rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: iconPulse 3s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

/* Card Title and Text */
.login-card .card-title {
    color: var(--text-color);
    font-weight: 700;
    font-size: 1.75rem;
}

.login-card .text-muted {
    color: var(--text-muted) !important;
    font-size: 0.95rem;
}

/* Form Elements */
.login-card .form-label {
    color: var(--text-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.login-card .form-control {
    border: 2px solid var(--input-border);
    border-radius: 12px;
    padding: 0.875rem 1rem;
    background-color: var(--input-bg);
    color: var(--text-color);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.login-card .form-control:focus {
    border-color: var(--input-focus-border);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.15);
    background-color: var(--input-bg);
    color: var(--text-color);
    transform: translateY(-1px);
}

.login-card .form-control::placeholder {
    color: var(--text-muted);
    opacity: 0.7;
}

.login-card .input-group-text {
    background-color: var(--input-bg);
    border: 2px solid var(--input-border);
    color: var(--text-color);
    border-radius: 12px 0 0 12px;
    transition: all 0.3s ease;
}

.login-card .input-group .form-control {
    border-left: none;
    border-radius: 0 12px 12px 0;
}

.login-card .input-group:focus-within .input-group-text {
    border-color: var(--input-focus-border);
    background-color: var(--input-bg);
}

/* Password Toggle Button */
.login-card .btn-outline-secondary {
    background-color: var(--input-bg);
    border: 2px solid var(--input-border);
    border-left: none;
    color: var(--text-color);
    border-radius: 0 12px 12px 0;
    transition: all 0.3s ease;
}

.login-card .btn-outline-secondary:hover {
    background-color: var(--sidebar-hover);
    border-color: var(--input-border);
    color: var(--text-color);
    transform: scale(1.05);
}

/* Checkbox */
.login-card .form-check-input {
    background-color: var(--input-bg);
    border-color: var(--input-border);
    border-radius: 6px;
    transition: all 0.3s ease;
}

.login-card .form-check-input:checked {
    background-color: #0d6efd;
    border-color: #0d6efd;
    transform: scale(1.1);
}

.login-card .form-check-label {
    color: var(--text-color);
    font-weight: 500;
}

/* Login Button */
.login-btn {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    border: none;
    border-radius: 12px;
    padding: 0.875rem;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.login-btn:hover {
    background: linear-gradient(135deg, #0b5ed7 0%, #0a58ca 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(13, 110, 253, 0.4);
}

.login-btn:hover::before {
    left: 100%;
}

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

/* Forgot Password Link */
.forgot-password-link {
    color: #0d6efd;
    font-weight: 500;
    transition: all 0.3s ease;
}

.forgot-password-link:hover {
    color: #0b5ed7;
    text-decoration: underline !important;
    transform: translateY(-1px);
}

/* Loading Overlay */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

[data-theme="dark"] .loading-overlay {
    background-color: rgba(22, 27, 34, 0.95);
}

.loading-content {
    text-align: center;
    color: var(--text-color);
}

.loading-content .spinner-border {
    width: 3rem;
    height: 3rem;
}

/* Theme Toggle Controls */
.login-controls {
    position: absolute;
    top: 30px;
    right: 30px;
    z-index: 1040;
    display: flex;
    align-items: center;
}

.login-controls .btn {
    background-color: var(--login-controls-bg);
    border: 1px solid var(--login-controls-border);
    color: var(--navbar-text);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 0.75rem;
    transition: all 0.3s ease;
}

.login-controls .btn:hover {
    background-color: var(--login-controls-hover);
    border-color: var(--login-controls-border);
    color: var(--navbar-text);
    transform: translateY(-2px) scale(1.05);
}

.login-controls .btn i {
    font-size: 1.2rem;
    transition: transform 0.3s ease;
}

.login-controls .btn:hover i {
    transform: rotate(180deg);
}

/* Form Animations */
.form-control, .input-group-text, .btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.form-group {
    animation: slideInUp 0.6s ease forwards;
    opacity: 0;
    transform: translateY(20px);
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-group:nth-child(3) { animation-delay: 0.3s; }
.form-group:nth-child(4) { animation-delay: 0.4s; }

@keyframes slideInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Card Animation */
.login-card {
    animation: cardSlideIn 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 0;
    transform: translateY(30px) scale(0.95);
}

@keyframes cardSlideIn {
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .login-container {
        padding: 1rem;
    }
    
    .login-card .card-body {
        padding: 2rem !important;
    }
    
    .brand-icon {
        font-size: 3rem;
    }
    
    .login-card .card-title {
        font-size: 1.5rem;
    }
    
    .login-controls {
        top: 20px;
        right: 20px;
    }
    
    .login-controls .btn {
        padding: 0.5rem;
    }
}

@media (max-width: 576px) {
    .login-container {
        padding: 0.5rem;
    }
    
    .login-card .card-body {
        padding: 1.5rem !important;
    }
    
    .brand-icon {
        font-size: 2.5rem;
    }
    
    .login-card .card-title {
        font-size: 1.25rem;
    }
}

/* Error States */
.form-control.is-invalid {
    border-color: #dc3545;
    animation: shake 0.5s ease-in-out;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-5px); }
    75% { transform: translateX(5px); }
}

/* Success States */
.form-control.is-valid {
    border-color: #198754;
}

/* Focus Ring Enhancement */
.form-control:focus,
.btn:focus {
    outline: none;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.15);
}

/* Dark Theme Specific Adjustments */
[data-theme="dark"] .login-card {
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .login-card:hover {
    box-shadow: 
        0 30px 60px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 255, 255, 0.2);
}

[data-theme="dark"] .brand-icon {
    background: linear-gradient(135deg, #58a6ff 0%, #a5b4fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Print Styles */
@media print {
    .login-container {
        background: white !important;
    }
    
    .login-controls {
        display: none !important;
    }
    
    .login-card {
        box-shadow: none !important;
        border: 1px solid #000 !important;
    }
}