:root {
    --bg-dark: #080b11;
    --bg-card: rgba(13, 19, 32, 0.85);
    --border-card: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(56, 189, 248, 0.35);
    
    --primary: #2563eb;
    --cyan: #38bdf8;
    --cyan-glow: rgba(56, 189, 248, 0.25);
    --emerald: #10b981;
    --emerald-glow: rgba(16, 185, 129, 0.25);
    --danger: #f43f5e;
    --danger-glow: rgba(244, 63, 94, 0.25);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --text-dim: #64748b;
    
    --font-heading: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

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

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-heading);
    min-height: 100vh;
    overflow-x: hidden;
    position: relative;
}

/* Tech Background Grid */
.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -1;
    pointer-events: none;
}

/* Glass Card */
.glass-card {
    background: var(--bg-card);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-card);
    border-radius: 16px;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.glass-card:hover {
    border-color: var(--border-hover);
}

/* Navigation Navbar */
.navbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(8, 11, 17, 0.9);
    -webkit-backdrop-filter: blur(24px);
    backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border-card);
    padding: 14px 0;
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
}

.logo-symbol {
    width: 40px;
    height: 40px;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.brand-title {
    font-weight: 800;
    font-size: 18px;
    letter-spacing: -0.3px;
}

.brand-accent {
    color: var(--cyan);
}

.brand-subtitle {
    display: block;
    font-size: 11px;
    color: var(--text-dim);
    font-weight: 500;
}

.nav-metrics {
    display: flex;
    align-items: center;
    gap: 14px;
}

.metric-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-card);
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
}

.pill-dot.live {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--emerald);
    box-shadow: 0 0 8px var(--emerald);
}

.pill-label { color: var(--text-dim); }
.pill-val { font-weight: 600; color: var(--cyan); }

.network-selector {
    display: flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-card);
    padding: 8px 14px;
    border-radius: 10px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.network-selector:hover {
    background: rgba(56, 189, 248, 0.12);
    border-color: rgba(56, 189, 248, 0.4);
    color: var(--cyan);
}

.network-selector.wrong-network {
    background: rgba(239, 68, 68, 0.15);
    border-color: rgba(239, 68, 68, 0.4);
    color: #f87171;
}

.network-selector.wrong-network:hover {
    background: rgba(239, 68, 68, 0.28);
}

.nav-social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-card);
    border-radius: 10px;
    color: var(--text-heading);
    font-size: 15px;
    text-decoration: none;
    transition: all 0.2s ease;
}

.nav-social-btn:hover {
    background: rgba(56, 189, 248, 0.15);
    border-color: var(--cyan);
    color: var(--cyan);
    transform: translateY(-1px);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 10px 20px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 14px;
    cursor: pointer;
    border: none;
    transition: all 0.2s ease;
    font-family: var(--font-heading);
}

.btn-connect {
    background: linear-gradient(135deg, var(--cyan), var(--primary));
    color: #fff;
    box-shadow: 0 4px 14px var(--cyan-glow);
}

.btn-connect:hover {
    opacity: 0.95;
    transform: translateY(-1px);
}

.btn-primary {
    background: linear-gradient(135deg, var(--cyan), #0284c7);
    color: #fff;
    box-shadow: 0 4px 14px var(--cyan-glow);
}

.btn-emerald {
    background: linear-gradient(135deg, var(--emerald), #059669);
    color: #fff;
    box-shadow: 0 4px 14px var(--emerald-glow);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #be123c);
    color: #fff;
    box-shadow: 0 4px 14px var(--danger-glow);
}

.btn-full { width: 100%; }
.btn-lg { padding: 14px 24px; font-size: 15px; }

/* Main Wrapper */
.main-wrapper {
    max-width: 1280px;
    margin: 24px auto;
    padding: 0 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Notice Bar */
.notice-bar {
    background: rgba(56, 189, 248, 0.05);
    border: 1px solid rgba(56, 189, 248, 0.2);
    border-radius: 12px;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
}

.notice-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.notice-tag {
    background: rgba(56, 189, 248, 0.15);
    color: var(--cyan);
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
}

.notice-link {
    color: var(--cyan);
    text-decoration: none;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Dashboard Grid Layout */
.dashboard-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 24px;
}

/* Left Panel */
.panel-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.visual-box {
    position: relative;
    overflow: hidden;
    height: 180px;
}

.visual-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.85;
}

.visual-badge {
    position: absolute;
    bottom: 12px;
    left: 12px;
    background: rgba(8, 11, 17, 0.8);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-card);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--cyan);
}

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 14px;
}

.metric-card {
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.m-label { font-size: 12px; color: var(--text-muted); font-weight: 500; }
.m-val-group { display: flex; align-items: baseline; gap: 4px; }
.m-val { font-size: 22px; font-weight: 700; }
.m-unit { font-size: 14px; color: var(--text-dim); }
.m-sub { font-size: 11px; color: var(--text-dim); }

.status-badge { font-size: 15px !important; color: var(--cyan); }

/* Specs Card */
.specs-card {
    padding: 22px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 16px;
    font-weight: 700;
}

.specs-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.spec-item {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.spec-icon {
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-card);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cyan);
    font-size: 14px;
    flex-shrink: 0;
}

.spec-info { display: flex; flex-direction: column; gap: 2px; }
.spec-info strong { font-size: 13px; color: var(--text-main); }
.spec-info span { font-size: 12px; color: var(--text-muted); line-height: 1.4; }

/* Right Panel */
.panel-right {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.action-container {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Tabs */
.tab-header {
    display: flex;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-card);
    border-radius: 10px;
    padding: 4px;
    gap: 4px;
}

.tab-btn {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.tab-btn.active {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-main);
}

.tab-content {
    display: none;
    flex-direction: column;
    gap: 18px;
}

.tab-content.active { display: flex; }

.tab-intro h3 { font-size: 17px; font-weight: 700; margin-bottom: 4px; }
.tab-intro p { font-size: 13px; color: var(--text-muted); }

/* Forms */
.form-field { display: flex; flex-direction: column; gap: 8px; }
.form-field label { font-size: 12px; font-weight: 600; color: var(--text-muted); }

.input-box {
    position: relative;
    display: flex;
    align-items: center;
}

.input-box input {
    width: 100%;
    background: rgba(0, 0, 0, 0.5);
    border: 1px solid var(--border-card);
    border-radius: 10px;
    padding: 12px 16px;
    color: #fff;
    font-size: 14px;
    font-family: var(--font-heading);
    outline: none;
}

.input-box input:focus {
    border-color: var(--cyan);
}

.input-unit { position: absolute; right: 16px; font-size: 13px; color: var(--text-dim); font-weight: 600; }

.btn-input-action {
    position: absolute;
    right: 6px;
    background: rgba(56, 189, 248, 0.15);
    border: 1px solid rgba(56, 189, 248, 0.3);
    color: var(--cyan);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
}

.chip-row { display: flex; gap: 8px; }
.chip {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-card);
    color: var(--text-muted);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    cursor: pointer;
}

.chip:hover { border-color: var(--cyan); color: var(--cyan); }

/* Refund Box */
.refund-box {
    background: rgba(244, 63, 94, 0.05);
    border: 1px solid rgba(244, 63, 94, 0.2);
    border-radius: 10px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.r-row { display: flex; justify-content: space-between; font-size: 13px; }
.r-row code { font-family: var(--font-mono); color: var(--cyan); }

.threshold-callout {
    background: rgba(56, 189, 248, 0.05);
    border: 1px solid rgba(56, 189, 248, 0.2);
    padding: 12px;
    border-radius: 8px;
    font-size: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
}

/* Terminal Logs */
.terminal-card {
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.terminal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.t-title { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; }
.t-btn-clear { background: none; border: none; color: var(--text-dim); font-size: 12px; cursor: pointer; }

.terminal-body {
    background: #04060a;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    padding: 14px;
    font-family: var(--font-mono);
    font-size: 12px;
    max-height: 160px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.log-entry.info { color: #38bdf8; }
.log-entry.success { color: #34d399; }
.log-entry.error { color: #fb7185; }
.log-t { color: var(--text-dim); margin-right: 6px; }

/* Footer */
.footer {
    border-top: 1px solid var(--border-card);
    padding: 20px 0;
    margin-top: 24px;
    font-size: 12px;
    color: var(--text-dim);
}

.footer-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left { display: flex; align-items: center; gap: 12px; }
.ver-tag { background: rgba(255, 255, 255, 0.05); padding: 2px 6px; border-radius: 4px; font-family: var(--font-mono); }

.footer-links { display: flex; gap: 16px; }
.footer-links a { color: var(--text-muted); text-decoration: none; display: flex; align-items: center; gap: 6px; }
.footer-links a:hover { color: var(--cyan); }

@media (max-width: 900px) {
    .dashboard-grid { grid-template-columns: 1fr; }
    .metrics-grid { grid-template-columns: 1fr; }
}