/* ============================================================
   SCORE-NEXUS Main Stylesheet
   CSS Prefix: sn-
   Mobile-First Responsive Design
   Design: 极简数据流风 (Minimal Data Stream Style)
   ============================================================ */

/* ---- CSS Custom Properties ---- */
:root {
    --sn-black: #000000;
    --sn-green: #00FF00;
    --sn-gray: #333333;
    --sn-red: #FF0000;
    --sn-font-mono: 'Fira Code', 'Consolas', 'Monaco', 'Courier New', monospace;
    --sn-spacing-unit: 4px;
    --sn-spacing-sm: 8px;
    --sn-spacing-md: 16px;
    --sn-spacing-lg: 32px;
    --sn-nav-height: 48px;
}

/* ---- Reset ---- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    border-radius: 0;
    box-shadow: none;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    background-color: var(--sn-black);
    color: var(--sn-green);
    font-family: var(--sn-font-mono);
    font-size: 14px;
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: var(--sn-gray);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover,
a:focus {
    color: var(--sn-green);
    outline: none;
}

img,
svg {
    max-width: 100%;
    height: auto;
    display: block;
}

ul,
ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--sn-font-mono);
    font-weight: 700;
    color: var(--sn-green);
    line-height: 1.3;
}

/* ---- Navigation ---- */
.sn-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    height: var(--sn-nav-height);
    background-color: var(--sn-black);
    border-bottom: 1px solid var(--sn-green);
    display: flex;
    align-items: center;
    padding: 0 var(--sn-spacing-md);
}

.sn-nav-logo {
    flex-shrink: 0;
    margin-right: var(--sn-spacing-lg);
}

.sn-nav-logo a {
    color: var(--sn-green);
    font-size: 18px;
    font-weight: bold;
    font-family: var(--sn-font-mono);
}

.sn-nav-links {
    display: flex;
    align-items: center;
    overflow-x: auto;
    overflow-y: hidden;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    -ms-overflow-style: none;
    flex: 1;
}

.sn-nav-links::-webkit-scrollbar {
    display: none;
}

.sn-nav-links a {
    display: inline-block;
    padding: 0 var(--sn-spacing-md);
    font-size: 13px;
    color: var(--sn-gray);
    line-height: var(--sn-nav-height);
    transition: color 0.2s ease;
    flex-shrink: 0;
}

.sn-nav-links a:hover {
    color: var(--sn-green);
}

.sn-nav-links a.sn-nav-active {
    color: var(--sn-green);
}

.sn-nav-links a.sn-nav-active::after {
    content: '_';
    animation: sn-blink 1s step-end infinite;
}

@keyframes sn-blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* ---- Main Content Area ---- */
.sn-main {
    padding-top: var(--sn-nav-height);
    min-height: 100vh;
}

.sn-container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--sn-spacing-md);
}

/* ---- Section / Module ---- */
.sn-section {
    padding: var(--sn-spacing-lg) 0;
    border-bottom: 1px solid var(--sn-gray);
}

.sn-section:last-child {
    border-bottom: none;
}

.sn-section-title {
    font-size: 16px;
    margin-bottom: var(--sn-spacing-md);
    padding-bottom: var(--sn-spacing-sm);
    border-bottom: 1px solid var(--sn-green);
    text-transform: uppercase;
    letter-spacing: 2px;
}

/* ---- Module 1: Global Data Link Map (Canvas Background) ---- */
.sn-datalink-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    opacity: 0.15;
}

/* ---- Module 2: Live Data Stream ---- */
.sn-livestream {
    position: relative;
    height: 320px;
    overflow: hidden;
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    background-color: rgba(0, 0, 0, 0.85);
}

.sn-livestream-header {
    font-size: 11px;
    color: var(--sn-gray);
    margin-bottom: var(--sn-spacing-sm);
    padding-bottom: var(--sn-spacing-sm);
    border-bottom: 1px solid var(--sn-gray);
}

.sn-livestream-list {
    height: calc(100% - 40px);
    overflow: hidden;
}

.sn-livestream-item {
    font-size: 13px;
    line-height: 1.8;
    color: var(--sn-green);
    padding: 2px 0;
    cursor: pointer;
    transition: background-color 0.2s ease;
}

.sn-livestream-item:hover {
    background-color: rgba(0, 255, 0, 0.05);
}

.sn-livestream-item.sn-goal-flash {
    animation: sn-goal-highlight 3s ease-out;
}

@keyframes sn-goal-highlight {
    0%, 20%, 40%, 60%, 80% { background-color: rgba(0, 255, 0, 0.15); }
    10%, 30%, 50%, 70%, 90% { background-color: transparent; }
    100% { background-color: transparent; }
}

.sn-livestream-item .sn-event-red {
    color: var(--sn-red);
}

/* ---- Module 3: Key Match Matrix ---- */
.sn-match-matrix {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sn-spacing-md);
}

.sn-match-card {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    cursor: pointer;
    transition: border-color 0.2s ease;
    background-color: var(--sn-black);
}

.sn-match-card:hover {
    border-color: var(--sn-green);
}

.sn-match-card-row {
    font-size: 13px;
    line-height: 1.8;
    color: var(--sn-green);
}

.sn-match-card-row .sn-label {
    color: var(--sn-gray);
    display: inline-block;
    width: 56px;
}

/* ---- Module 4: Data Analysis Terminal ---- */
.sn-terminal {
    border: 1px solid var(--sn-gray);
    background-color: var(--sn-black);
    padding: var(--sn-spacing-md);
    min-height: 280px;
}

.sn-terminal-header {
    font-size: 11px;
    color: var(--sn-gray);
    margin-bottom: var(--sn-spacing-sm);
    padding-bottom: var(--sn-spacing-sm);
    border-bottom: 1px solid var(--sn-gray);
}

.sn-terminal-output {
    font-size: 13px;
    color: var(--sn-green);
    white-space: pre-wrap;
    word-break: break-all;
    max-height: 200px;
    overflow-y: auto;
    margin-bottom: var(--sn-spacing-sm);
    scrollbar-width: thin;
    scrollbar-color: var(--sn-gray) var(--sn-black);
}

.sn-terminal-output::-webkit-scrollbar {
    width: 4px;
}

.sn-terminal-output::-webkit-scrollbar-track {
    background: var(--sn-black);
}

.sn-terminal-output::-webkit-scrollbar-thumb {
    background: var(--sn-gray);
}

.sn-terminal-input-line {
    display: flex;
    align-items: center;
    font-size: 13px;
}

.sn-terminal-prompt {
    color: var(--sn-green);
    margin-right: var(--sn-spacing-sm);
    flex-shrink: 0;
}

.sn-terminal-input {
    background: transparent;
    border: none;
    color: var(--sn-green);
    font-family: var(--sn-font-mono);
    font-size: 13px;
    outline: none;
    flex: 1;
    caret-color: var(--sn-green);
}

/* ---- Module 5: 24h Alert Board ---- */
.sn-alert-board {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    background-color: var(--sn-black);
}

.sn-alert-item {
    font-size: 13px;
    line-height: 2;
    padding: 4px 0;
    border-bottom: 1px solid rgba(51, 51, 51, 0.5);
    color: var(--sn-green);
}

.sn-alert-item:last-child {
    border-bottom: none;
}

.sn-alert-item .sn-alert-type {
    color: var(--sn-red);
    font-weight: bold;
}

.sn-alert-item .sn-alert-time {
    color: var(--sn-gray);
    margin-right: var(--sn-spacing-sm);
}

/* ---- Module 6: Odds Fluctuation Curve ---- */
.sn-odds-chart {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    background-color: var(--sn-black);
    min-height: 240px;
    position: relative;
}

.sn-odds-svg {
    width: 100%;
    height: 200px;
}

/* ---- Module 7: Lottery Data Core ---- */
.sn-lottery-core {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    background-color: var(--sn-black);
}

.sn-lottery-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.sn-lottery-table th {
    color: var(--sn-green);
    text-align: left;
    padding: var(--sn-spacing-sm);
    border-bottom: 1px solid var(--sn-green);
    font-weight: 700;
    font-size: 12px;
    text-transform: uppercase;
}

.sn-lottery-table td {
    color: var(--sn-green);
    padding: var(--sn-spacing-sm);
    border-bottom: 1px solid rgba(51, 51, 51, 0.5);
}

.sn-lottery-table tr:hover td {
    background-color: rgba(0, 255, 0, 0.03);
}

/* ---- Module 8: Protocol Status Monitor ---- */
.sn-protocol-monitor {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    background-color: var(--sn-black);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sn-spacing-md);
}

.sn-protocol-stat {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--sn-spacing-sm) 0;
    border-bottom: 1px solid rgba(51, 51, 51, 0.5);
}

.sn-protocol-stat-label {
    color: var(--sn-gray);
    font-size: 12px;
    text-transform: uppercase;
}

.sn-protocol-stat-value {
    color: var(--sn-green);
    font-size: 16px;
    font-weight: bold;
}

.sn-protocol-stat-value.sn-status-ok {
    color: var(--sn-green);
}

.sn-protocol-stat-value.sn-status-warn {
    color: #FFFF00;
}

.sn-protocol-stat-value.sn-status-error {
    color: var(--sn-red);
}

/* ---- Module 9: Data Source Certification Matrix ---- */
.sn-cert-matrix {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--sn-spacing-md);
}

.sn-cert-item {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    text-align: center;
    transition: border-color 0.2s ease;
}

.sn-cert-item:hover {
    border-color: var(--sn-green);
}

.sn-cert-item img {
    margin: 0 auto var(--sn-spacing-sm);
}

.sn-cert-item .sn-cert-name {
    font-size: 11px;
    color: var(--sn-green);
}

.sn-cert-item .sn-cert-status {
    font-size: 10px;
    color: var(--sn-gray);
    margin-top: 4px;
}

/* ---- Module 10: API Access Port ---- */
.sn-api-port {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    background-color: var(--sn-black);
}

.sn-api-endpoint {
    font-size: 13px;
    line-height: 2;
    color: var(--sn-green);
    padding: 4px 0;
    border-bottom: 1px solid rgba(51, 51, 51, 0.5);
}

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

.sn-api-method {
    display: inline-block;
    width: 48px;
    color: var(--sn-green);
    font-weight: bold;
}

.sn-api-path {
    color: var(--sn-green);
}

.sn-api-desc {
    color: var(--sn-gray);
    font-size: 11px;
    margin-left: var(--sn-spacing-md);
}

/* ---- Footer ---- */
.sn-footer {
    border-top: 1px solid var(--sn-green);
    padding: var(--sn-spacing-lg) 0;
    background-color: var(--sn-black);
}

.sn-footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--sn-spacing-lg);
}

.sn-footer-col-title {
    font-size: 12px;
    color: var(--sn-green);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: var(--sn-spacing-md);
    padding-bottom: var(--sn-spacing-sm);
    border-bottom: 1px solid var(--sn-gray);
}

.sn-footer-links a {
    display: block;
    font-size: 12px;
    color: var(--sn-gray);
    line-height: 2;
}

.sn-footer-links a:hover {
    color: var(--sn-green);
}

.sn-footer-cert-item {
    font-size: 11px;
    color: var(--sn-gray);
    line-height: 2;
    display: flex;
    align-items: center;
    gap: var(--sn-spacing-sm);
}

.sn-footer-cert-item img {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sn-footer-cert-item .sn-cert-tag {
    color: var(--sn-green);
    font-weight: bold;
}

.sn-footer-auth {
    font-size: 11px;
    color: var(--sn-gray);
    margin-top: var(--sn-spacing-md);
    line-height: 1.8;
}

/* ---- Footer CLI Download ---- */
.sn-footer-cli {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
    margin-top: var(--sn-spacing-lg);
    cursor: pointer;
    font-size: 13px;
    color: var(--sn-green);
    transition: border-color 0.2s ease;
}

.sn-footer-cli:hover {
    border-color: var(--sn-green);
}

.sn-footer-cli-output {
    display: none;
    margin-top: var(--sn-spacing-sm);
}

.sn-footer-cli-output.sn-visible {
    display: block;
}

.sn-footer-cli-output a {
    color: var(--sn-green);
    text-decoration: underline;
}

.sn-footer-copyright {
    text-align: center;
    font-size: 11px;
    color: var(--sn-gray);
    margin-top: var(--sn-spacing-lg);
    padding-top: var(--sn-spacing-md);
    border-top: 1px solid var(--sn-gray);
}

/* ---- Tracker Page ---- */
.sn-tracker-info {
    font-size: 13px;
    color: var(--sn-gray);
    margin-bottom: var(--sn-spacing-lg);
    padding: var(--sn-spacing-md);
    border: 1px solid var(--sn-gray);
}

.sn-tracker-tracked {
    margin-bottom: var(--sn-spacing-lg);
    min-height: 60px;
    border: 1px solid var(--sn-green);
    padding: var(--sn-spacing-md);
}

.sn-tracker-tracked-title {
    font-size: 12px;
    color: var(--sn-green);
    text-transform: uppercase;
    margin-bottom: var(--sn-spacing-sm);
}

.sn-tracker-tracked-list {
    font-size: 13px;
}

.sn-tracker-tracked-item {
    line-height: 2;
    color: var(--sn-green);
    display: flex;
    align-items: center;
    gap: var(--sn-spacing-sm);
}

.sn-tracker-tracked-item.sn-event-flash {
    animation: sn-goal-highlight 3s ease-out;
}

.sn-tracker-btn {
    background: transparent;
    border: 1px solid var(--sn-green);
    color: var(--sn-green);
    font-family: var(--sn-font-mono);
    font-size: 12px;
    cursor: pointer;
    padding: 2px 6px;
    transition: background-color 0.2s ease;
}

.sn-tracker-btn:hover {
    background-color: rgba(0, 255, 0, 0.1);
}

.sn-tracker-btn-remove {
    border-color: var(--sn-red);
    color: var(--sn-red);
}

.sn-tracker-btn-remove:hover {
    background-color: rgba(255, 0, 0, 0.1);
}

.sn-tracker-match-list {
    border: 1px solid var(--sn-gray);
    padding: var(--sn-spacing-md);
}

.sn-tracker-match-item {
    display: flex;
    align-items: center;
    gap: var(--sn-spacing-sm);
    font-size: 13px;
    line-height: 2.2;
    color: var(--sn-green);
    border-bottom: 1px solid rgba(51, 51, 51, 0.5);
    padding: 4px 0;
}

.sn-tracker-match-item:last-child {
    border-bottom: none;
}

/* ---- Inner Page Styles ---- */
.sn-page-header {
    padding: var(--sn-spacing-lg) 0;
    border-bottom: 1px solid var(--sn-green);
    margin-bottom: var(--sn-spacing-lg);
}

.sn-page-header h1 {
    font-size: 20px;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.sn-data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    margin-bottom: var(--sn-spacing-lg);
}

.sn-data-table th {
    color: var(--sn-green);
    text-align: left;
    padding: var(--sn-spacing-sm);
    border-bottom: 1px solid var(--sn-green);
    font-weight: 700;
    font-size: 11px;
    text-transform: uppercase;
    white-space: nowrap;
}

.sn-data-table td {
    color: var(--sn-green);
    padding: var(--sn-spacing-sm);
    border-bottom: 1px solid rgba(51, 51, 51, 0.5);
    font-size: 13px;
}

.sn-data-table tr:hover td {
    background-color: rgba(0, 255, 0, 0.03);
}

.sn-data-table .sn-td-red {
    color: var(--sn-red);
}

.sn-data-table .sn-td-gray {
    color: var(--sn-gray);
}

.sn-content-block {
    margin-bottom: var(--sn-spacing-lg);
    padding: var(--sn-spacing-md);
    border: 1px solid var(--sn-gray);
}

.sn-content-block p {
    font-size: 13px;
    line-height: 1.8;
    color: var(--sn-green);
    margin-bottom: var(--sn-spacing-md);
}

.sn-content-block p:last-child {
    margin-bottom: 0;
}

.sn-subheading {
    font-size: 14px;
    color: var(--sn-green);
    margin-bottom: var(--sn-spacing-sm);
    padding-bottom: var(--sn-spacing-sm);
    border-bottom: 1px solid var(--sn-gray);
}

/* ---- Responsive: Tablet Portrait (min-width: 600px) ---- */
@media (min-width: 600px) {
    .sn-match-matrix {
        grid-template-columns: repeat(2, 1fr);
    }

    .sn-cert-matrix {
        grid-template-columns: repeat(3, 1fr);
    }

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

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

    .sn-livestream {
        height: 400px;
    }
}

/* ---- Responsive: Tablet Landscape (min-width: 900px) ---- */
@media (min-width: 900px) {
    .sn-match-matrix {
        grid-template-columns: repeat(3, 1fr);
    }

    .sn-cert-matrix {
        grid-template-columns: repeat(4, 1fr);
    }

    .sn-protocol-monitor {
        grid-template-columns: repeat(3, 1fr);
    }

    .sn-footer-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* ---- Responsive: Desktop (min-width: 1200px) ---- */
@media (min-width: 1200px) {
    body {
        font-size: 14px;
    }

    .sn-section-title {
        font-size: 18px;
    }

    .sn-page-header h1 {
        font-size: 24px;
    }

    .sn-livestream {
        height: 480px;
    }

    .sn-terminal {
        min-height: 360px;
    }

    .sn-terminal-output {
        max-height: 280px;
    }
}

/* ---- Utility Classes ---- */
.sn-text-green {
    color: var(--sn-green);
}

.sn-text-gray {
    color: var(--sn-gray);
}

.sn-text-red {
    color: var(--sn-red);
}

.sn-hidden {
    display: none;
}

.sn-visible {
    display: block;
}

/* ---- Scrollbar Global ---- */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--sn-black);
}

::-webkit-scrollbar-thumb {
    background: var(--sn-gray);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--sn-green);
}

/* ---- Overflow table wrapper ---- */
.sn-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}