@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;700;900&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
}

body {
    background-color: #050505;
    background-image: radial-gradient(circle at 50% 0%, #111122 0%, #020202 100%);
    color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.app-container {
    background: rgba(15, 15, 20, 0.7);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 24px;
    padding: 40px;
    width: 100%;
    max-width: 600px;
    box-shadow: 0 40px 80px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

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

.header i {
    font-size: 3rem;
    color: #00f3ff;
    margin-bottom: 10px;
    filter: drop-shadow(0 0 20px rgba(0, 243, 255, 0.5));
}

.header h1 {
    font-size: 1.8rem;
    font-weight: 900;
    letter-spacing: 1px;
    background: linear-gradient(90deg, #fff, #00f3ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.generator-section {
    background: rgba(0, 0, 0, 0.3);
    border-radius: 16px;
    padding: 20px;
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.glow-btn {
    width: 100%;
    background: linear-gradient(135deg, #00f3ff 0%, #0066ff 100%);
    border: none;
    padding: 15px;
    border-radius: 12px;
    color: #fff;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.3);
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 10px;
}

.glow-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(0, 243, 255, 0.5);
}

.secondary-btn {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 12px;
    border-radius: 10px;
    color: #fff;
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
}

.secondary-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: #00f3ff;
    color: #00f3ff;
}

.generator-controls {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.control-group label {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: #aaa;
    margin-bottom: 8px;
}

#length-slider {
    width: 100%;
    accent-color: #00f3ff;
}

.checkbox-group {
    display: flex;
    justify-content: space-between;
    font-size: 0.9rem;
    color: #ccc;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.input-wrapper {
    position: relative;
    margin-bottom: 15px;
}

.actions-wrapper {
    margin-bottom: 20px;
}

#password-input {
    width: 100%;
    background: rgba(0, 0, 0, 0.6);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 20px 60px 20px 20px;
    color: #fff;
    font-size: 1.2rem;
    font-family: monospace;
    outline: none;
    transition: all 0.3s ease;
}

#password-input:focus {
    border-color: #00f3ff;
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
}

#toggle-visibility {
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #888;
    font-size: 1.2rem;
    cursor: pointer;
    transition: color 0.3s;
}

#toggle-visibility:hover {
    color: #00f3ff;
}

.alert-banner {
    padding: 15px;
    border-radius: 12px;
    margin-bottom: 20px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: fadeIn 0.3s ease;
}

.danger-banner {
    background: rgba(255, 51, 102, 0.15);
    border: 1px solid #ff3366;
    color: #ff3366;
    animation: pulseDanger 2s infinite;
}

.warning-banner {
    background: rgba(255, 170, 0, 0.15);
    border: 1px solid #ffaa00;
    color: #ffaa00;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 20px;
    margin-bottom: 25px;
}

.score-card {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 16px;
    padding: 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.score-card h3 {
    font-size: 0.9rem;
    color: #888;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.score-display {
    font-size: 3rem;
    font-weight: 900;
    color: #00ff88;
    line-height: 1;
}

.score-max {
    font-size: 1rem;
    color: #666;
    font-weight: 500;
}

.metrics-card {
    display: flex;
    flex-direction: column;
    gap: 15px;
    justify-content: center;
}

.metric {
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    padding: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.metric i {
    font-size: 1.5rem;
    color: #b537f2;
}

.metric div {
    display: flex;
    flex-direction: column;
}

.metric span {
    font-size: 0.8rem;
    color: #888;
    text-transform: uppercase;
}

.metric strong {
    font-size: 1.1rem;
    color: #fff;
}

.checks-section h3 {
    font-size: 1rem;
    color: #aaa;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

#checks-list {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

#checks-list li {
    font-size: 0.9rem;
    color: #666;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: color 0.3s;
}

#checks-list li.valid {
    color: #fff;
}

#checks-list li i {
    font-size: 1.1rem;
    width: 20px;
    text-align: center;
}

#checks-list li.valid i {
    color: #00ff88;
}

@keyframes pulseDanger {
    0% { box-shadow: 0 0 0 0 rgba(255, 51, 102, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(255, 51, 102, 0); }
    100% { box-shadow: 0 0 0 0 rgba(255, 51, 102, 0); }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 550px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
    #checks-list {
        grid-template-columns: 1fr;
    }
    .checkbox-group {
        flex-direction: column;
        gap: 10px;
    }
}