/* Dark Theme Template CSS */
.dark-theme {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: #0f172a;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    color: #e2e8f0;
    position: relative;
    overflow: hidden;
}

.stars {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image: 
        radial-gradient(2px 2px at 20px 30px, #ffffff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 40px 70px, #ffffff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 50px 160px, #ffffff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 90px 40px, #ffffff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 130px 80px, #ffffff, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 160px 120px, #ffffff, rgba(0,0,0,0));
    background-repeat: repeat;
    background-size: 200px 200px;
    opacity: 0.3;
    animation: twinkle 5s infinite;
}

@keyframes twinkle {
    0% { opacity: 0.3; }
    50% { opacity: 0.5; }
    100% { opacity: 0.3; }
}

.login-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
    position: relative;
    z-index: 1;
}

.lock-icon {
    text-align: center;
    margin-bottom: 20px;
    color: #94a3b8;
}

.login-box {
    background-color: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 40px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 10px 10px -5px rgba(0, 0, 0, 0.2);
    overflow: hidden;
}

.login-box h1 {
    margin: 0 0 30px;
    font-size: 24px;
    font-weight: 600;
    color: #f8fafc;
    text-align: center;
    letter-spacing: 0.5px;
}

.error-message {
    background-color: rgba(239, 68, 68, 0.1);
    color: #f87171;
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    font-size: 14px;
    border-left: 3px solid #ef4444;
}

.error-message svg {
    margin-right: 10px;
    flex-shrink: 0;
}

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

.input-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 14px;
    font-weight: 500;
    color: #cbd5e1;
}

.password-input-wrapper {
    position: relative;
}

.input-group input {
    width: 100%;
    padding: 14px 16px;
    background-color: rgba(15, 23, 42, 0.6);
    border: 1px solid rgba(148, 163, 184, 0.3);
    border-radius: 8px;
    font-size: 16px;
    color: #f8fafc;
    box-sizing: border-box;
    transition: all 0.3s ease;
}

.input-group input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.3);
}

.password-hint {
    background-color: rgba(148, 163, 184, 0.1);
    padding: 12px 16px;
    border-radius: 8px;
    margin-bottom: 24px;
    font-size: 13px;
    color: #94a3b8;
    display: flex;
    align-items: flex-start;
}

.password-hint svg {
    margin-right: 10px;
    margin-top: 2px;
    flex-shrink: 0;
}

.submit-button {
    width: 100%;
    background-color: #3b82f6;
    color: white;
    border: none;
    border-radius: 8px;
    padding: 14px 20px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.submit-button span {
    margin-right: 8px;
}

.submit-button:hover {
    background-color: #2563eb;
    transform: translateY(-1px);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.submit-button:active {
    transform: translateY(1px);
}

@media (max-width: 480px) {
    .login-box {
        padding: 30px 20px;
    }
}