/* Login Page Styles */

:root {
    --primary-color: #6366f1;
    --secondary-color: #8b5cf6;
    --success-color: #10b981;
    --danger-color: #ef4444;
    --warning-color: #f59e0b;
    --light-color: #f8fafc;
    --dark-color: #1e293b;
    --gradient-primary: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background: var(--gradient-primary);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.login-container {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-card {
    background: white;
    border-radius: 20px;
    box-shadow: var(--shadow-xl);
    padding: 3rem;
    width: 100%;
    max-width: 450px;
    position: relative;
    z-index: 10;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.logo i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-right: 1rem;
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin: 0;
}

.subtitle {
    color: #64748b;
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
}

.login-form {
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    display: block;
}

.form-control {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 12px 16px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8fafc;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(99, 102, 241, 0.25);
    background: white;
}

.password-input {
    position: relative;
}

.password-toggle {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #64748b;
    cursor: pointer;
    padding: 4px;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: var(--primary-color);
}

.form-options {
    margin-bottom: 2rem;
}

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

.login-btn {
    width: 100%;
    padding: 14px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1.1rem;
    background: var(--gradient-primary);
    border: none;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.error-message {
    background: #fef2f2;
    border: 1px solid #fecaca;
    color: var(--danger-color);
    padding: 12px 16px;
    border-radius: 8px;
    margin-top: 1rem;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
}

.login-footer {
    text-align: center;
    padding-top: 1.5rem;
    border-top: 1px solid #e2e8f0;
}

.login-footer p {
    font-size: 0.9rem;
    margin: 0;
}

/* Background Animation */
.login-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 1;
}

.floating-shapes {
    position: relative;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 120px;
    height: 120px;
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.shape-3 {
    width: 60px;
    height: 60px;
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

.shape-4 {
    width: 100px;
    height: 100px;
    top: 10%;
    right: 30%;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% { 
        transform: translateY(0px) rotate(0deg); 
    }
    50% { 
        transform: translateY(-20px) rotate(180deg); 
    }
}

/* Responsive Design */
@media (max-width: 576px) {
    .login-card {
        margin: 1rem;
        padding: 2rem;
    }
    
    .logo h1 {
        font-size: 2rem;
    }
    
    .logo i {
        font-size: 2.5rem;
    }
}

/* Loading Animation */
.btn-loading .spinner-border {
    width: 1rem;
    height: 1rem;
}

/* Success Animation */
@keyframes successPulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.login-success {
    animation: successPulse 0.6s ease-in-out;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--light-color);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}