/* Glassy Theme Login Page Styles */

:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --secondary-gradient: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --glass-bg: rgba(255, 255, 255, 0.1);
    --glass-border: rgba(255, 255, 255, 0.2);
    --text-light: #ffffff;
    --text-dark: #2d3748;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

/* Background Styling */
.login-page {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    overflow-x: hidden;
}

.login-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    z-index: -1;
    overflow: hidden;
}

/* Animated Shapes */
.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.6;
    animation: float 20s infinite ease-in-out;
}

.shape-1 {
    width: 400px;
    height: 400px;
    background: rgba(102, 126, 234, 0.4);
    top: -100px;
    left: -100px;
    animation-delay: 0s;
}

.shape-2 {
    width: 350px;
    height: 350px;
    background: rgba(240, 147, 251, 0.4);
    bottom: -100px;
    right: -100px;
    animation-delay: 5s;
}

.shape-3 {
    width: 300px;
    height: 300px;
    background: rgba(118, 75, 162, 0.4);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 10s;
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(50px, -50px) scale(1.1);
    }
    66% {
        transform: translate(-50px, 50px) scale(0.9);
    }
}

/* Floating Books Animation */
.floating-books {
    position: absolute;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.floating-books i {
    position: absolute;
    font-size: 30px;
    color: rgba(255, 255, 255, 0.1);
    animation: floatBooks 15s infinite linear;
}

.floating-books i:nth-child(1) {
    left: 10%;
    top: 20%;
    animation-delay: 0s;
}

.floating-books i:nth-child(2) {
    left: 80%;
    top: 60%;
    animation-delay: 3s;
}

.floating-books i:nth-child(3) {
    left: 30%;
    top: 70%;
    animation-delay: 6s;
}

.floating-books i:nth-child(4) {
    left: 70%;
    top: 30%;
    animation-delay: 9s;
}

@keyframes floatBooks {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 0;
    }
    50% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
        opacity: 0;
    }
}

/* Login Container */
.login-container {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    overflow: hidden;
    animation: slideUp 0.6s ease-out;
}

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

/* Left Side - Branding */
.login-left {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9) 0%, rgba(118, 75, 162, 0.9) 100%);
    padding: 40px 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.login-left::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.login-brand {
    position: relative;
    z-index: 1;
    text-align: center;
    color: var(--text-light);
}

.brand-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 40px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    animation: pulse 3s infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
    }
}

.brand-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.2);
}

.brand-subtitle {
    font-size: 1rem;
    opacity: 0.9;
    margin-bottom: 0;
}

.features-list {
    text-align: left;
    max-width: 350px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 10px;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.feature-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(10px);
}

.feature-item i {
    font-size: 18px;
    margin-right: 12px;
    color: #4ade80;
}

.feature-item span {
    font-size: 0.95rem;
    font-weight: 500;
}

/* Right Side - Login Form */
.login-right {
    padding: 40px 35px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
}

.login-form-container {
    max-width: 400px;
    margin: 0 auto;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-title {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.login-subtitle {
    color: #64748b;
    font-size: 0.95rem;
}

/* Form Styling */
.login-form {
    margin-top: 20px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.input-wrapper {
    position: relative;
}

.glass-input {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(102, 126, 234, 0.2);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.glass-input:focus {
    outline: none;
    border-color: #667eea;
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.2);
}

.glass-input::placeholder {
    color: #94a3b8;
}

.password-toggle {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: #64748b;
    transition: color 0.3s ease;
}

.password-toggle:hover {
    color: #667eea;
}

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
}

.form-check-input:checked {
    background-color: #667eea;
    border-color: #667eea;
}

.form-check-label {
    color: var(--text-dark);
    font-size: 0.9rem;
}

.forgot-link {
    color: #667eea;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-link:hover {
    color: #764ba2;
}

/* Login Button */
.btn-login {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 10px;
    color: white;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

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

/* Glass Alert */
.glass-alert {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border: none;
    border-left: 4px solid;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.alert-danger.glass-alert {
    border-left-color: #ef4444;
    color: #991b1b;
}

.alert-success.glass-alert {
    border-left-color: #10b981;
    color: #065f46;
}

/* Copyright Text */
.copyright-text {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

/* Responsive Design */
@media (max-width: 991px) {
    .login-left {
        padding: 35px 25px;
    }
    
    .login-right {
        padding: 35px 25px;
    }
    
    .brand-title {
        font-size: 1.75rem;
    }
    
    .features-list {
        margin-top: 25px !important;
    }
}

@media (max-width: 767px) {
    .login-container {
        border-radius: 16px;
        margin: 20px;
    }
    
    .login-left {
        padding: 25px 20px;
    }
    
    .login-right {
        padding: 25px 20px;
    }
    
    .brand-icon {
        width: 70px;
        height: 70px;
        font-size: 32px;
    }
    
    .brand-title {
        font-size: 1.5rem;
    }
    
    .login-title {
        font-size: 1.5rem;
    }
    
    .features-list {
        margin-top: 20px !important;
    }
    
    .feature-item {
        padding: 8px 10px;
        margin-bottom: 8px;
    }
}

/* Loading Animation */
.btn-login.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-login.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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