/* Modern Login Page Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

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

.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.7;
    animation: float 6s ease-in-out infinite;
}

.shape-1 {
    width: 300px;
    height: 300px;
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    top: -150px;
    left: -150px;
    animation-delay: 0s;
}

.shape-2 {
    width: 250px;
    height: 250px;
    background: linear-gradient(45deg, #4834d4, #686de0);
    bottom: -125px;
    right: -125px;
    animation-delay: 3s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(10deg); }
}

/* Floating Elements */
.floating-elements {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.floating-element {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: floatUp 5s linear infinite;
    bottom: -10px;
}

@keyframes floatUp {
    0% {
        opacity: 1;
        transform: translateY(0px) scale(1);
    }
    100% {
        opacity: 0;
        transform: translateY(-100vh) scale(0);
    }
}

/* Main Container */
.container {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 20px;
    gap: 60px;
}

/* Login Card */
.login-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 420px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: slideInUp 0.6s ease-out;
}

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

/* Login Header */
.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.logo {
    width: 60px;
    height: 60px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.logo i {
    color: white;
    font-size: 24px;
}

.login-header h1 {
    color: #2d3748;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
}

.login-header p {
    color: #718096;
    font-size: 16px;
    font-weight: 400;
}

/* Form Styles */
.login-form {
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 24px;
}

.input-wrapper {
    position: relative;
    transition: all 0.3s ease;
}

.input-wrapper.focused {
    transform: translateY(-2px);
}

.input-icon {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #a0aec0;
    font-size: 16px;
    transition: color 0.3s ease;
    z-index: 2;
}

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

.input-wrapper input {
    width: 100%;
    padding: 16px 16px 16px 48px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 400;
    background: #fff;
    transition: all 0.3s ease;
    outline: none;
    color: #2d3748;
}

.input-wrapper input:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.input-wrapper input::placeholder {
    color: #a0aec0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.input-wrapper input:focus::placeholder {
    opacity: 1;
}

.input-wrapper label {
    position: absolute;
    left: 48px;
    top: 50%;
    transform: translateY(-50%);
    color: #a0aec0;
    font-size: 16px;
    font-weight: 400;
    pointer-events: none;
    transition: all 0.3s ease;
    background: #fff;
    padding: 0 4px;
}

.input-wrapper.focused label,
.input-wrapper input:focus + label {
    top: 0;
    left: 44px;
    font-size: 12px;
    color: #667eea;
    font-weight: 500;
}

/* Password Toggle */
.password-toggle {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #a0aec0;
    cursor: pointer;
    padding: 4px;
    border-radius: 4px;
    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: 24px;
    flex-wrap: wrap;
    gap: 12px;
}

.remember-me {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: #4a5568;
    user-select: none;
}

.remember-me input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid #e2e8f0;
    border-radius: 4px;
    margin-right: 8px;
    position: relative;
    transition: all 0.3s ease;
}

.remember-me input[type="checkbox"]:checked + .checkmark {
    background: #667eea;
    border-color: #667eea;
}

.remember-me input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    color: white;
    font-size: 12px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

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

.forgot-password:hover {
    color: #5a67d8;
    text-decoration: underline;
}

/* Login Button */
.login-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(102, 126, 234, 0.3);
}

.login-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.btn-loader {
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Login Footer */
.login-footer {
    text-align: center;
}

.login-footer p {
    color: #718096;
    font-size: 14px;
}

.register-link {
    color: #667eea;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s ease;
}

.register-link:hover {
    color: #5a67d8;
    text-decoration: underline;
}

/* Features Section */
.features-section {
    display: flex;
    flex-direction: column;
    gap: 30px;
    max-width: 300px;
}

.feature-item {
    text-align: center;
    color: white;
    animation: slideInRight 0.6s ease-out;
}

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

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

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

.feature-item i {
    font-size: 32px;
    margin-bottom: 16px;
    color: rgba(255, 255, 255, 0.9);
}

.feature-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: white;
}

.feature-item p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.5;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        flex-direction: column;
        gap: 40px;
    }
    
    .features-section {
        flex-direction: row;
        max-width: none;
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .feature-item {
        flex: 1;
        min-width: 200px;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 20px 16px;
    }
    
    .login-card {
        padding: 30px 24px;
        max-width: 100%;
    }
    
    .login-header h1 {
        font-size: 24px;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }
    
    .features-section {
        flex-direction: column;
        gap: 24px;
    }
}

@media (max-width: 480px) {
    .login-card {
        padding: 24px 20px;
    }
    
    .input-wrapper input {
        padding: 14px 14px 14px 44px;
        font-size: 16px; /* Prevent zoom on iOS */
    }
    
    .input-wrapper label {
        left: 44px;
    }
    
    .input-wrapper.focused label {
        left: 40px;
    }
    
    .login-btn {
        padding: 14px;
    }
}