/* ===== CSS Reset & Base ===== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Color System */
    --bg-primary: #1a1d23;
    --bg-secondary: #22262e;
    --bg-card: #2a303a;
    --text-primary: #ffffff;
    --text-secondary: #aab1b7;
    --text-muted: #666666;
    --accent-blue: #4a9eff;
    --accent-green: #42b983;
    --accent-red: #e33333;
    --accent-orange: #f5a623;
    --border-color: #728290;
    --divider-color: #53616d;
    --status-bar-bg: #2a3c4c;
}

html {
    font-size: 14px;
    font-family: 'Noto Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

/* ===== Status Bar ===== */
.status-bar {
    background-color: var(--status-bar-bg);
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.status-bar-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    gap: 20px;
}

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

.logo-icon {
    font-size: 1.5rem;
}

.logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: 2px;
}

.status-info {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.status-item {
    display: flex;
    gap: 6px;
    font-size: 0.9rem;
}

.status-item .label {
    color: var(--text-secondary);
}

.status-item .value {
    color: var(--text-primary);
    font-weight: 500;
}

.status-item .value.positive {
    color: var(--accent-green);
}

.search-box {
    display: flex;
    gap: 8px;
}

.search-box input {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 4px;
    padding: 8px 12px;
    color: var(--text-primary);
    width: 180px;
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.2s;
}

.search-box input:focus {
    border-color: var(--accent-blue);
}

.search-box input::placeholder {
    color: var(--text-muted);
}

.search-box button {
    background: var(--accent-blue);
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    color: white;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.2s;
}

.search-box button:hover {
    background: #3a8eef;
}

/* ===== Main Content ===== */
.main-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px 20px;
}

/* ===== Action Bar ===== */
.action-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 30px;
    flex-wrap: wrap;
}

.btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    border: none;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent-blue);
    color: white;
}

.btn-primary:hover {
    background: #3a8eef;
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
}

.btn-icon {
    font-size: 1.2rem;
}

.safe-badge {
    display: flex;
    align-items: center;
    gap: 6px;
    background: var(--accent-green);
    color: white;
    padding: 12px 20px;
    border-radius: 6px;
    font-weight: 500;
    margin-left: auto;
}

.badge-icon {
    font-size: 1.1rem;
}

/* ===== Cards ===== */
.card {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 24px;
    border: 1px solid var(--divider-color);
}

.card-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* ===== IP Info Section ===== */
.info-section {
    margin-bottom: 30px;
}

.ip-card {
    max-width: 100%;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
}

.info-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 6px;
    border: 1px solid var(--divider-color);
}

.info-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.info-value {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-primary);
    word-break: break-all;
}

.info-value.highlight {
    color: var(--accent-green);
}

.info-value.warning {
    color: var(--accent-orange);
}

.info-value.danger {
    color: var(--accent-red);
}

/* ===== Fingerprint Section ===== */
.fingerprint-section {
    margin-bottom: 30px;
}

.fingerprint-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 16px;
}

.fp-item {
    background: var(--bg-card);
    border-radius: 8px;
    padding: 20px 16px;
    text-align: center;
    border: 1px solid var(--divider-color);
    transition: all 0.2s;
    cursor: default;
}

.fp-item:hover {
    border-color: var(--accent-blue);
    transform: translateY(-2px);
}

.fp-icon {
    font-size: 2rem;
    margin-bottom: 8px;
}

.fp-label {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.fp-status {
    font-size: 0.8rem;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.fp-status.safe {
    background: rgba(66, 185, 131, 0.2);
    color: var(--accent-green);
}

.fp-status.warning {
    background: rgba(245, 166, 35, 0.2);
    color: var(--accent-orange);
}

.fp-status.danger {
    background: rgba(227, 51, 51, 0.2);
    color: var(--accent-red);
}

/* ===== Disguise Section ===== */
.disguise-section {
    margin-bottom: 30px;
}

.disguise-card {
    max-width: 100%;
}

.disguise-level {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding: 16px;
    background: var(--bg-secondary);
    border-radius: 6px;
}

.level-label {
    font-size: 1rem;
    color: var(--text-secondary);
}

.level-value {
    font-size: 1.1rem;
    font-weight: 600;
}

.level-value.safe {
    color: var(--accent-green);
}

.level-value.warning {
    color: var(--accent-orange);
}

.level-value.danger {
    color: var(--accent-red);
}

.disguise-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.disguise-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    background: var(--bg-secondary);
    border-radius: 6px;
    border: 1px solid var(--divider-color);
}

.check-icon {
    font-size: 1.2rem;
}

.check-label {
    flex: 1;
    font-weight: 500;
}

.check-status {
    font-size: 0.9rem;
    padding: 4px 12px;
    border-radius: 4px;
    background: var(--bg-primary);
    color: var(--text-secondary);
}

.check-status.safe {
    background: rgba(66, 185, 131, 0.2);
    color: var(--accent-green);
}

.check-status.warning {
    background: rgba(245, 166, 35, 0.2);
    color: var(--accent-orange);
}

.check-status.danger {
    background: rgba(227, 51, 51, 0.2);
    color: var(--accent-red);
}

/* ===== Details Section ===== */
.details-section {
    margin-bottom: 30px;
}

.details-card {
    max-width: 100%;
}

.details-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px;
    background: var(--bg-secondary);
    border-radius: 6px;
    border: 1px solid var(--divider-color);
    gap: 16px;
}

.detail-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.detail-value {
    color: var(--text-primary);
    font-size: 0.9rem;
    text-align: right;
    word-break: break-all;
    max-width: 60%;
}

/* ===== Footer ===== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--divider-color);
    margin-top: 40px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-section h3 {
    font-size: 1rem;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.footer-section p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-section ul li a:hover {
    color: var(--accent-red);
}

.footer-bottom {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
    text-align: center;
    border-top: 1px solid var(--divider-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* ===== Loading State ===== */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid var(--accent-blue);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ===== Responsive ===== */
@media (max-width: 1100px) {
    .status-info {
        display: none;
    }
}

@media (max-width: 900px) {
    .fingerprint-grid {
        grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    }

    .safe-badge {
        margin-left: 0;
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 600px) {
    .status-bar-content {
        flex-wrap: wrap;
        gap: 12px;
    }

    .search-box {
        width: 100%;
    }

    .search-box input {
        width: 100%;
        flex: 1;
    }

    .action-bar {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }

    .fingerprint-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .detail-item {
        flex-direction: column;
        align-items: flex-start;
    }

    .detail-value {
        max-width: 100%;
        text-align: left;
    }
}