/* MindEverest School Management System - Modern Authentication Styles */

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Login Container */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    position: relative;
}

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

.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: 10%;
    animation-delay: 2s;
}

.shape-3 {
    width: 60px;
    height: 60px;
    top: 80%;
    left: 20%;
    animation-delay: 4s;
}

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

.shape-5 {
    width: 40px;
    height: 40px;
    top: 40%;
    left: 60%;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
        opacity: 0.7;
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
        opacity: 1;
    }
}

/* Login Card */
.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 24px;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    width: 100%;
    max-width: 450px;
    position: relative;
    z-index: 10;
    animation: slideInUp 0.8s ease-out;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Card Header */
.card-header {
    padding: 40px 40px 20px;
    text-align: center;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.logo-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.logo-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
    animation: pulse 2s infinite;
}

.logo-icon i {
    font-size: 36px;
    color: white;
}

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

.logo-text {
    font-size: 32px;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
}

.logo-subtitle {
    color: #6c757d;
    font-size: 16px;
    font-weight: 500;
    margin: 0;
}

/* Card Body */
.card-body {
    padding: 30px 40px 40px;
}

/* Form Styles */
.login-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    position: relative;
}

.input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: #f8f9fa;
    border: 2px solid transparent;
    border-radius: 16px;
    transition: all 0.3s ease;
    overflow: hidden;
}

.input-wrapper:hover {
    background: #ffffff;
    border-color: #e9ecef;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.input-wrapper.focused {
    background: #ffffff;
    border-color: #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.1);
}

.input-icon {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6c757d;
    transition: all 0.3s ease;
}

.input-wrapper.focused .input-icon {
    color: #667eea;
}

.form-control {
    flex: 1;
    border: none;
    background: transparent;
    padding: 15px 20px;
    font-size: 16px;
    color: #495057;
    outline: none;
    transition: all 0.3s ease;
}

.form-control::placeholder {
    color: #adb5bd;
    transition: all 0.3s ease;
}

.input-wrapper.focused .form-control::placeholder {
    color: #667eea;
    opacity: 0.7;
}

.password-toggle {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #6c757d;
    transition: all 0.3s ease;
}

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

/* Form Options */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.form-check-input {
    width: 18px;
    height: 18px;
    border: 2px solid #dee2e6;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.form-check-label {
    font-size: 14px;
    color: #6c757d;
    cursor: pointer;
    user-select: none;
}

.forgot-link {
    color: #667eea;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

/* Login Button */
.login-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
    border-radius: 16px;
    padding: 18px 30px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    position: relative;
    overflow: hidden;
    margin-top: 10px;
}

.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::before {
    left: 100%;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.4);
}

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

.login-btn.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-icon {
    transition: transform 0.3s ease;
}

.login-btn:hover .btn-icon {
    transform: translateX(5px);
}

/* Login Footer */
.login-footer {
    margin-top: 30px;
}

.divider {
    text-align: center;
    position: relative;
    margin: 20px 0;
}

.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background: #dee2e6;
}

.divider span {
    background: white;
    padding: 0 15px;
    color: #6c757d;
    font-size: 14px;
    position: relative;
    z-index: 1;
}

.quick-links {
    display: flex;
    justify-content: center;
    gap: 20px;
}

.home-link {
    display: flex;
    align-items: center;
    gap: 8px;
    color: #6c757d;
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 10px 15px;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.home-link:hover {
    color: #667eea;
    background: rgba(102, 126, 234, 0.1);
    transform: translateY(-1px);
}

/* Features Section */
.features-section {
    position: fixed;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 30px;
    z-index: 5;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    animation: slideInRight 0.8s ease-out;
}

.feature-item:nth-child(1) { animation-delay: 0.2s; }
.feature-item:nth-child(2) { animation-delay: 0.4s; }
.feature-item:nth-child(3) { animation-delay: 0.6s; }

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
}

.feature-text h4 {
    color: white;
    font-size: 16px;
    font-weight: 600;
    margin: 0 0 5px 0;
}

.feature-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    margin: 0;
    line-height: 1.4;
}

/* Alert Styles */
.alert {
    border: none;
    border-radius: 12px;
    padding: 15px 20px;
    font-weight: 500;
    margin-bottom: 20px;
    animation: slideInDown 0.5s ease-out;
}

@keyframes slideInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert-danger {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a52 100%);
    color: white;
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.3);
}

.alert-success {
    background: linear-gradient(135deg, #51cf66 0%, #40c057 100%);
    color: white;
    box-shadow: 0 5px 15px rgba(81, 207, 102, 0.3);
}

.btn-close {
    filter: invert(1);
    opacity: 0.8;
}

.btn-close:hover {
        opacity: 1;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .features-section {
        display: none;
    }
}

@media (max-width: 768px) {
    .login-container {
        padding: 15px;
    }
    
    .login-card {
        max-width: 100%;
        border-radius: 20px;
    }
    
    .card-header {
        padding: 30px 25px 15px;
    }
    
    .card-body {
        padding: 20px 25px 30px;
    }
    
    .logo-icon {
        width: 60px;
        height: 60px;
    }
    
    .logo-icon i {
        font-size: 28px;
    }
    
    .logo-text {
        font-size: 28px;
    }
    
    .input-wrapper {
        border-radius: 12px;
    }
    
    .login-btn {
        border-radius: 12px;
        padding: 16px 25px;
    }
}

@media (max-width: 480px) {
    .card-header {
        padding: 25px 20px 10px;
    }
    
    .card-body {
        padding: 15px 20px 25px;
    }
    
    .logo-text {
        font-size: 24px;
    }
    
    .logo-subtitle {
        font-size: 14px;
    }
    
    .form-options {
        flex-direction: column;
        gap: 15px;
        align-items: flex-start;
    }
    
    .quick-links {
        flex-direction: column;
        gap: 10px;
    }
}

/* Loading Animation */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.login-btn.loading .btn-icon i {
    animation: spin 1s linear infinite;
}

/* Focus States for Accessibility */
.form-control:focus {
    outline: none;
}

.form-check-input:focus {
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.25);
}

.login-btn:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.25);
}

/* Print Styles */
@media print {
    .background-animation,
    .features-section {
        display: none;
    }
    
    .login-card {
        box-shadow: none;
        border: 1px solid #000;
    }
}