/* Login Specific Styles */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem;
    position: relative;
    z-index: 10;
}

.login-card {
    background: rgba(30, 41, 59, 0.7);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 24px;
    padding: 3rem;
    width: 100%;
    max-width: 450px;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    animation: slideUp 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.login-header h2 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-header p {
    color: var(--text-secondary);
}

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

.input-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.9rem;
}

.input-group input {
    width: 100%;
    padding: 1rem 1.25rem;
    background: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: white;
    font-family: inherit;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.15);
}

.error-message {
    color: #ef4444;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    text-align: center;
    background: rgba(239, 68, 68, 0.1);
    padding: 0.75rem;
    border-radius: 8px;
    border: 1px solid rgba(239, 68, 68, 0.2);
    animation: shake 0.4s ease-in-out;
}

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

.login-btn {
    width: 100%;
    padding: 1rem;
    background: var(--accent-gradient);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1rem;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.login-btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(255, 255, 255, 0.2), transparent);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.login-btn:hover::after {
    opacity: 1;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
}

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

.spinner {
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,0.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
}

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

.back-link-container {
    text-align: center;
    margin-top: 2rem;
}

.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: var(--text-primary);
}