:root {
    --bg-deep: #070913;
    --bg-surface: #0f1424;
    --bg-card: rgba(20, 27, 45, 0.78);
    --bg-card-hover: rgba(30, 41, 68, 0.88);
    --border-subtle: rgba(148, 163, 184, 0.14);
    --border-glow: rgba(0, 82, 255, 0.55);

    /* Base Blue + Cyber Mint + Neon Jackpot Gold */
    --base-blue: #0052ff;
    --base-blue-light: #3b82f6;
    --accent-mint: #00f5a0;
    --accent-gold: #fbbf24;
    --accent-purple: #8b5cf6;
    --danger: #ef4444;

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --radius-lg: 20px;
    --radius-md: 14px;
    --radius-sm: 10px;
}

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

body {
    background-color: var(--bg-deep);
    background-image:
        radial-gradient(circle at 15% 15%, rgba(0, 82, 255, 0.16) 0%, transparent 40%),
        radial-gradient(circle at 85% 20%, rgba(139, 92, 246, 0.14) 0%, transparent 40%),
        radial-gradient(circle at 50% 85%, rgba(0, 245, 160, 0.08) 0%, transparent 45%);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    min-height: 100vh;
    line-height: 1.5;
    overflow-x: hidden;
}

/* Tabular numbers for live jackpot counters and financial figures */
.mono-num {
    font-variant-numeric: tabular-nums;
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
}

/* Top Testnet Banner */
.network-banner {
    background: linear-gradient(90deg, rgba(0, 82, 255, 0.25), rgba(0, 245, 160, 0.18), rgba(139, 92, 246, 0.25));
    border-bottom: 1px solid rgba(0, 245, 160, 0.25);
    padding: 8px 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 14px;
    font-size: 13px;
    flex-wrap: wrap;
}

.badge-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.4px;
    text-transform: uppercase;
}

.badge-sepolia {
    background: rgba(0, 245, 160, 0.15);
    color: var(--accent-mint);
    border: 1px solid rgba(0, 245, 160, 0.4);
}

.badge-base {
    background: rgba(0, 82, 255, 0.2);
    color: #60a5fa;
    border: 1px solid rgba(0, 82, 255, 0.45);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-mint);
    box-shadow: 0 0 8px var(--accent-mint);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.35); opacity: 0.6; }
}

/* Header Navigation */
.navbar {
    max-width: 1280px;
    margin: 0 auto;
    padding: 18px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--text-primary);
}

.brand-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--base-blue), var(--accent-purple));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 20px;
    box-shadow: 0 4px 18px rgba(0, 82, 255, 0.4);
}

.brand-title {
    font-size: 22px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.brand-title span {
    background: linear-gradient(90deg, #60a5fa, var(--accent-mint));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    border: none;
    outline: none;
    cursor: pointer;
    font-weight: 600;
    font-size: 14px;
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-family: inherit;
}

.btn-primary {
    background: linear-gradient(135deg, var(--base-blue), #2563eb);
    color: #fff;
    box-shadow: 0 4px 16px rgba(0, 82, 255, 0.35);
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 22px rgba(0, 82, 255, 0.55);
}

.btn-mint {
    background: linear-gradient(135deg, #00f5a0, #00d9f5);
    color: #061320;
    font-weight: 700;
    box-shadow: 0 4px 16px rgba(0, 245, 160, 0.28);
}

.btn-mint:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 22px rgba(0, 245, 160, 0.45);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

.btn-outline:hover {
    background: rgba(255, 255, 255, 0.09);
    border-color: rgba(255, 255, 255, 0.28);
}

.btn-gold {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    color: #090d16;
    font-weight: 800;
}

/* Main Container */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 12px 24px 64px;
}

/* Hero Jackpot Section */
.hero-jackpot {
    background: linear-gradient(145deg, rgba(15, 23, 42, 0.92), rgba(23, 37, 84, 0.72));
    border: 1px solid rgba(0, 82, 255, 0.38);
    border-radius: var(--radius-lg);
    padding: 32px;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
    backdrop-filter: blur(16px);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.35fr 1fr;
    gap: 28px;
    align-items: center;
}

.jackpot-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-mint);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 8px;
}

.jackpot-amount {
    font-size: clamp(38px, 5.5vw, 64px);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -1.5px;
    background: linear-gradient(90deg, #ffffff 0%, #fef08a 50%, #00f5a0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 6px 0 14px;
}

.jackpot-sub {
    color: var(--text-secondary);
    font-size: 15px;
    max-width: 580px;
}

.prize-split-pills {
    display: flex;
    gap: 10px;
    margin-top: 18px;
    flex-wrap: wrap;
}

.split-pill {
    background: rgba(15, 23, 42, 0.75);
    border: 1px solid var(--border-subtle);
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    font-size: 13px;
}

.split-pill strong {
    color: var(--accent-gold);
}

/* Countdown & Yield Stats Box */
.countdown-panel {
    background: rgba(7, 9, 19, 0.68);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 22px;
}

.countdown-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    display: flex;
    justify-content: space-between;
}

.timer-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 18px;
}

.timer-cell {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    padding: 10px 6px;
    text-align: center;
}

.timer-val {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
}

.timer-label {
    font-size: 11px;
    color: var(--text-secondary);
}

/* KPI Metrics Bar */
.kpi-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.kpi-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 18px 20px;
    backdrop-filter: blur(12px);
}

.kpi-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.kpi-value {
    font-size: 22px;
    font-weight: 800;
}

.kpi-sub {
    font-size: 12px;
    color: var(--accent-mint);
    margin-top: 4px;
}

/* Main 3-Column Interactive Grid */
.workspace-grid {
    display: grid;
    grid-template-columns: 1.15fr 1fr;
    gap: 22px;
    margin-bottom: 26px;
}

.panel-card {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 26px;
    backdrop-filter: blur(12px);
}

.panel-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 18px;
    gap: 12px;
}

.panel-title {
    font-size: 19px;
    font-weight: 800;
}

.panel-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* Tabs inside Vault Card */
.mode-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    background: rgba(7, 9, 19, 0.7);
    padding: 4px;
    border-radius: var(--radius-sm);
    margin-bottom: 18px;
    border: 1px solid var(--border-subtle);
}

.mode-tab {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 10px;
    border-radius: 8px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s;
}

.mode-tab.active {
    background: var(--base-blue);
    color: #fff;
}

/* Input Box */
.input-box {
    background: rgba(7, 9, 19, 0.8);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 16px;
    margin-bottom: 14px;
}

.input-box:focus-within {
    border-color: var(--base-blue-light);
}

.input-top {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.input-row {
    display: flex;
    align-items: center;
    gap: 12px;
}

.amount-input {
    background: transparent;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 26px;
    font-weight: 800;
    width: 100%;
}

.quick-amounts {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
}

.quick-btn {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    padding: 6px 10px;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}

.quick-btn:hover {
    color: #fff;
    border-color: var(--base-blue-light);
}

.vault-perks {
    background: rgba(0, 245, 160, 0.06);
    border: 1px solid rgba(0, 245, 160, 0.2);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    font-size: 13px;
    margin-bottom: 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* Booster Cards */
.booster-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.booster-item {
    background: rgba(7, 9, 19, 0.65);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 15px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    transition: all 0.2s;
}

.booster-item:hover {
    border-color: var(--accent-purple);
    transform: translateX(2px);
}

.booster-meta h4 {
    font-size: 15px;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 8px;
}

.booster-meta p {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 3px;
}

/* Base Sepolia Testnet Sandbox Bar */
.dev-console {
    background: linear-gradient(135deg, rgba(17, 24, 39, 0.95), rgba(30, 27, 75, 0.85));
    border: 1px solid rgba(139, 92, 246, 0.45);
    border-radius: var(--radius-lg);
    padding: 24px;
    margin-bottom: 26px;
}

.dev-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
    gap: 12px;
    margin-top: 16px;
}

/* Bottom History & Architecture Table */
.table-wrap {
    overflow-x: auto;
}

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

th, td {
    padding: 12px 14px;
    text-align: left;
    border-bottom: 1px solid var(--border-subtle);
}

th {
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    font-size: 11px;
    letter-spacing: 0.6px;
}

/* Native HTML <dialog> Modal Styling */
dialog.rf-modal {
    margin: auto;
    background: #0f1629;
    color: var(--text-primary);
    border: 1px solid rgba(0, 82, 255, 0.5);
    border-radius: var(--radius-lg);
    padding: 28px;
    max-width: 540px;
    width: 92%;
    box-shadow: 0 25px 70px rgba(0, 0, 0, 0.75);
}

dialog.rf-modal::backdrop {
    background: rgba(3, 6, 17, 0.78);
    backdrop-filter: blur(8px);
}

.roulette-slot {
    background: #060913;
    border: 2px solid var(--accent-gold);
    border-radius: var(--radius-md);
    padding: 20px;
    text-align: center;
    margin: 18px 0;
    font-size: 20px;
    font-weight: 800;
    color: var(--accent-mint);
}

/* Toast Notification */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.toast {
    background: rgba(15, 23, 42, 0.96);
    border-left: 4px solid var(--accent-mint);
    border-top: 1px solid var(--border-subtle);
    border-right: 1px solid var(--border-subtle);
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
    padding: 14px 18px;
    border-radius: 10px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
    font-size: 13px;
    max-width: 380px;
}

@media (max-width: 960px) {
    .hero-grid,
    .workspace-grid {
        grid-template-columns: 1fr;
    }
    .kpi-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 560px) {
    .kpi-grid {
        grid-template-columns: 1fr;
    }
}