/* ===== WellKnown Explorer – PingInfo-inspired Dark Theme ===== */
:root {
    --bg-dark: #0a0b0f;
    --bg-card: #12141a;
    --bg-card-hover: #181b24;
    --bg-input: #1a1d26;
    --accent-cyan: #00d4aa;
    --accent-cyan-dim: rgba(0, 212, 170, 0.15);
    --accent-gold: #f0b90b;
    --accent-gold-dim: rgba(240, 185, 11, 0.15);
    --accent-red: #f6465d;
    --accent-green: #0ecb81;
    --accent-purple: #a855f7;
    --accent-blue: #3b82f6;
    --text-primary: #e8eaed;
    --text-secondary: #8b8f98;
    --border: rgba(255, 255, 255, 0.06);
    --border-hover: rgba(255, 255, 255, 0.12);
    --font-sans: 'Outfit', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --radius: 12px;
    --radius-sm: 8px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

.noise-overlay {
    position: fixed;
    inset: 0;
    pointer-events: none;
    opacity: 0.03;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    z-index: 1000;
}

/* ===== Header ===== */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 2rem;
    border-bottom: 1px solid var(--border);
    background: rgba(18, 20, 26, 0.8);
    backdrop-filter: blur(12px);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.logo-icon {
    font-size: 1.5rem;
    color: var(--accent-cyan);
    filter: drop-shadow(0 0 8px var(--accent-cyan));
}

.logo h1 {
    font-size: 1.35rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.header-meta {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.last-update {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Network Selector */
.network-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.network-selector label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.network-selector select {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    padding: 0.45rem 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--accent-cyan);
    border-radius: var(--radius-sm);
    cursor: pointer;
    outline: none;
    transition: border-color 0.2s ease;
    appearance: none;
    -webkit-appearance: none;
    padding-right: 2rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%2300d4aa'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.6rem center;
}

.network-selector select:hover,
.network-selector select:focus {
    border-color: var(--accent-cyan);
}

.network-selector select option {
    background: var(--bg-card);
    color: var(--text-primary);
}

/* Buttons */
.btn-refresh {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    background: var(--accent-cyan-dim);
    border: 1px solid rgba(0, 212, 170, 0.3);
    color: var(--accent-cyan);
    font-family: var(--font-sans);
    font-size: 0.875rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-refresh:hover {
    background: rgba(0, 212, 170, 0.25);
    transform: translateY(-1px);
}

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

.refresh-icon {
    font-size: 1.1rem;
    transition: transform 0.4s ease;
}

.btn-refresh.loading .refresh-icon {
    animation: spin 1s linear infinite;
}

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

/* ===== Main Layout ===== */
.main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

.section {
    margin-bottom: 2.5rem;
}

h2 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1.25rem;
}

h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

/* ===== Status Cards ===== */
.status-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.25rem;
}

.status-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition: all 0.25s ease;
}

.status-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    transform: translateY(-2px);
}

.status-card-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
}

.status-card-icon {
    font-size: 0.6rem;
    color: var(--text-secondary);
    transition: color 0.3s ease;
}

.status-card-icon.online { color: var(--accent-green); }
.status-card-icon.offline { color: var(--accent-red); }

.status-card-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-card-value {
    font-family: var(--font-mono);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.status-card-sub {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

.status-card-endpoint {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
    opacity: 0.5;
    margin-top: 0.75rem;
}

/* ===== Network Info ===== */
.network-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1rem;
}

.info-block {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
}

.info-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-value {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* ===== Token Search / Lookup ===== */
.lookup-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.lookup-input-group {
    display: flex;
    gap: 0.75rem;
}

.lookup-input-group input {
    flex: 1;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    padding: 0.65rem 1rem;
    background: var(--bg-input);
    border: 1px solid var(--border);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color 0.2s ease;
}

.lookup-input-group input::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.lookup-input-group input:focus {
    border-color: var(--accent-cyan);
}

.btn-lookup {
    padding: 0.65rem 1.5rem;
    background: var(--accent-cyan-dim);
    border: 1px solid rgba(0, 212, 170, 0.3);
    color: var(--accent-cyan);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-lookup:hover {
    background: rgba(0, 212, 170, 0.25);
    transform: translateY(-1px);
}

.lookup-result {
    margin-top: 1rem;
    padding: 1rem;
    background: var(--bg-input);
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.lookup-result.found {
    border-color: rgba(14, 203, 129, 0.3);
}

.lookup-result.not-found {
    border-color: rgba(246, 70, 93, 0.3);
}

.lookup-exists {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1rem;
}

.lookup-exists.yes { color: var(--accent-green); }
.lookup-exists.no { color: var(--accent-red); }

.lookup-detail {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-top: 0.3rem;
}

.lookup-networks {
    display: flex;
    gap: 0.4rem;
    margin-top: 0.5rem;
    flex-wrap: wrap;
}

.lookup-net-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 0.2rem 0.5rem;
    background: var(--accent-cyan-dim);
    border-radius: 4px;
    color: var(--accent-cyan);
}

/* ===== Token List ===== */
.tokens-toolbar {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.tokens-filter,
.tokens-sort {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.tokens-filter label,
.tokens-sort label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-weight: 600;
}

.tokens-filter select,
.tokens-sort select {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    padding: 0.4rem 0.6rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    cursor: pointer;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    padding-right: 1.8rem;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%238b8f98'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.5rem center;
}

.tokens-filter select:focus,
.tokens-sort select:focus {
    border-color: var(--accent-cyan);
}

.tokens-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: 1rem;
}

.token-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    cursor: pointer;
    transition: all 0.25s ease;
    border-left: 3px solid var(--accent-cyan);
}

.token-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
    border-left-color: var(--accent-cyan);
    transform: translateY(-2px);
}

.token-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.token-card-ticker {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--accent-cyan);
}

.token-card-type {
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 4px;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

.token-card-name {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.token-card-symbol {
    font-size: 1.4rem;
    margin-right: 0.4rem;
}

.token-card-meta {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-top: 0.75rem;
}

.token-meta-item {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.token-meta-item strong {
    color: var(--text-primary);
    font-weight: 600;
}

.token-card-categories {
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
    margin-top: 0.5rem;
}

.token-cat-tag {
    font-size: 0.65rem;
    padding: 0.15rem 0.4rem;
    background: var(--accent-gold-dim);
    border-radius: 3px;
    color: var(--accent-gold);
    font-family: var(--font-mono);
    text-transform: uppercase;
}

.token-card-address {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
    opacity: 0.6;
    margin-top: 0.5rem;
    word-break: break-all;
}

.token-card-logo {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: contain;
    background: rgba(255, 255, 255, 0.05);
}

.empty-state {
    grid-column: 1 / -1;
    padding: 3rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Pagination */
.tokens-pagination {
    text-align: center;
    margin-top: 1rem;
}

.btn-page {
    padding: 0.6rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text-primary);
    font-family: var(--font-sans);
    font-size: 0.9rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-page:hover {
    background: var(--bg-card-hover);
    border-color: var(--accent-cyan);
    color: var(--accent-cyan);
}

/* ===== Modal ===== */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    max-width: 650px;
    width: 100%;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    padding: 2rem;
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s ease;
}

.modal-close:hover { color: var(--text-primary); }

.modal-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.modal-logo {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: contain;
    background: rgba(255, 255, 255, 0.05);
}

.modal-title-group h3 {
    font-size: 1.3rem;
    margin-bottom: 0.15rem;
}

.modal-title-group .modal-ticker {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--accent-cyan);
    font-weight: 600;
}

.modal-symbol {
    font-size: 1.6rem;
    margin-right: 0.5rem;
}

.modal-fields {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

.modal-field {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.modal-field.full-width {
    grid-column: 1 / -1;
}

.modal-field-label {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.modal-field-value {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    color: var(--text-primary);
    word-break: break-all;
}

.modal-field-value a {
    color: var(--accent-cyan);
    text-decoration: none;
}

.modal-field-value a:hover {
    text-decoration: underline;
}

.modal-categories {
    display: flex;
    gap: 0.3rem;
    flex-wrap: wrap;
}

.modal-logos-section {
    margin-top: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.modal-logos-section h4 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.modal-logos-grid {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.modal-logo-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
}

.modal-logo-item img {
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.05);
}

.modal-logo-item span {
    font-size: 0.65rem;
    color: var(--text-secondary);
    font-family: var(--font-mono);
}

/* ===== API Reference ===== */
.api-groups {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.api-group {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
}

.api-group h3 {
    font-size: 0.85rem;
    color: var(--accent-cyan);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border);
}

.api-endpoint {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    flex-wrap: wrap;
}

.api-endpoint:last-child {
    border-bottom: none;
}

.api-method {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.5rem;
    background: var(--accent-green);
    color: #000;
    border-radius: 4px;
    flex-shrink: 0;
}

.api-path {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.04);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.api-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Params Table */
.params-table {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.param-row {
    display: grid;
    grid-template-columns: 100px 80px 80px 1fr;
    gap: 0.75rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.03);
    font-size: 0.8rem;
    align-items: center;
}

.param-row:last-child { border-bottom: none; }

.param-header {
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.7rem;
    letter-spacing: 0.05em;
}

.param-row code {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-cyan);
}

/* ===== Ecosystem ===== */
.eco-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}

.eco-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    transition: all 0.25s ease;
}

.eco-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-hover);
}

.eco-card h3 {
    color: var(--text-primary);
    font-size: 1rem;
    margin-bottom: 0.5rem;
}

.eco-card p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin-bottom: 0.5rem;
}

.eco-card a {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--accent-cyan);
    text-decoration: none;
}

.eco-card a:hover { text-decoration: underline; }

.eco-tags {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.eco-tag {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    padding: 0.3rem 0.6rem;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 6px;
    color: var(--text-primary);
}

.eco-tag.mainnet {
    background: var(--accent-cyan-dim);
    color: var(--accent-cyan);
}

.eco-tag.testnet {
    background: var(--accent-gold-dim);
    color: var(--accent-gold);
}

.eco-tag.cat {
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-purple);
}

.eco-note {
    font-size: 0.8rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* ===== Status Bar ===== */
.status-bar {
    display: flex;
    gap: 2rem;
    padding: 1rem 0;
    font-size: 0.8rem;
    color: var(--text-secondary);
    border-top: 1px solid var(--border);
    margin-top: 1rem;
    flex-wrap: wrap;
}

.status-label { margin-right: 0.4rem; }

.status-value { font-family: var(--font-mono); }
.status-value.mono { font-family: var(--font-mono); }
.status-value.online { color: var(--accent-green); }
.status-value.offline { color: var(--accent-red); }

/* ===== Footer ===== */
.footer {
    text-align: center;
    padding: 1.5rem;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.footer a {
    color: var(--accent-cyan);
    text-decoration: none;
}

.footer a:hover { text-decoration: underline; }

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255, 255, 255, 0.25); }

/* ===== Responsive ===== */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    .header-controls {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.75rem;
        width: 100%;
    }

    .main { padding: 1.25rem; }

    .tokens-list {
        grid-template-columns: 1fr;
    }

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

    .modal {
        margin: 1rem;
        padding: 1.5rem;
    }

    .modal-fields {
        grid-template-columns: 1fr;
    }

    .param-row {
        grid-template-columns: 80px 60px 60px 1fr;
        font-size: 0.7rem;
    }

    .api-endpoint {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.4rem;
    }
}

@media (max-width: 480px) {
    .network-info-grid {
        grid-template-columns: 1fr;
    }

    .lookup-input-group {
        flex-direction: column;
    }

    .status-bar {
        flex-direction: column;
        gap: 0.5rem;
    }
}