/* ═══════════════════════════════════════════
   CHECKER X — Dashboard Premium CSS
   Dark Theme + Glassmorphism + Neon Accents
   ═══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&family=JetBrains+Mono:wght@400;600&display=swap');

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

:root {
    --bg-primary: #07070d;
    --bg-card: rgba(16, 16, 26, 0.8);
    --bg-card-hover: rgba(22, 22, 36, 0.9);
    --border: rgba(255, 255, 255, 0.05);
    --border-hover: rgba(255, 255, 255, 0.1);
    --text-primary: #e8e8f0;
    --text-secondary: rgba(255, 255, 255, 0.5);
    --text-muted: rgba(255, 255, 255, 0.3);
    --accent-purple: #a855f7;
    --accent-pink: #ec4899;
    --accent-green: #22c55e;
    --accent-cyan: #06b6d4;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
    --accent-blue: #3b82f6;
    --glow-purple: rgba(168, 85, 247, 0.15);
    --glow-green: rgba(34, 197, 94, 0.15);
    --glow-red: rgba(239, 68, 68, 0.15);
    --radius: 14px;
    --radius-sm: 10px;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
}

body::before {
    content: '';
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background:
        radial-gradient(ellipse at 15% 30%, rgba(120, 0, 255, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 85% 70%, rgba(236, 72, 153, 0.04) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(6, 182, 212, 0.03) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
}

/* ── Layout ── */
.app { position: relative; z-index: 1; }

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 28px;
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(20px);
    background: rgba(7, 7, 13, 0.7);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-brand h1 {
    font-size: 20px;
    font-weight: 900;
    background: linear-gradient(135deg, #a855f7, #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.5px;
}

.header-brand .badge {
    font-size: 10px;
    font-weight: 700;
    padding: 3px 8px;
    border-radius: 20px;
    background: rgba(168, 85, 247, 0.15);
    color: var(--accent-purple);
    border: 1px solid rgba(168, 85, 247, 0.2);
    letter-spacing: 1px;
    text-transform: uppercase;
}

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

.header-status {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    padding: 6px 14px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
}

.status-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--accent-red);
}

.status-dot.active {
    background: var(--accent-green);
    box-shadow: 0 0 10px rgba(34, 197, 94, 0.5);
    animation: pulse-dot 2s infinite;
}

.status-dot.paused {
    background: var(--accent-yellow);
    box-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.btn-logout {
    font-size: 12px;
    font-weight: 600;
    padding: 6px 14px;
    border-radius: 8px;
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.15);
    color: #f87171;
    cursor: pointer;
    transition: all .3s;
    text-decoration: none;
    font-family: inherit;
}

.btn-logout:hover {
    background: rgba(239, 68, 68, 0.2);
}

.main { padding: 24px 28px; max-width: 1440px; margin: 0 auto; }

/* ── Stats Cards ── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 14px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    position: relative;
    overflow: hidden;
    transition: all .3s;
}

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

.stat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 2px;
}

.stat-card.charged::before { background: linear-gradient(90deg, transparent, var(--accent-green), transparent); }
.stat-card.live::before { background: linear-gradient(90deg, transparent, #4ade80, transparent); }
.stat-card.ccn::before { background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent); }
.stat-card.dead::before { background: linear-gradient(90deg, transparent, var(--accent-red), transparent); }
.stat-card.error::before { background: linear-gradient(90deg, transparent, var(--accent-yellow), transparent); }
.stat-card.imported::before { background: linear-gradient(90deg, transparent, var(--accent-purple), transparent); }

.stat-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 10px;
}

.stat-card.charged .stat-label { color: var(--accent-green); }
.stat-card.live .stat-label { color: #4ade80; }
.stat-card.ccn .stat-label { color: var(--accent-cyan); }
.stat-card.dead .stat-label { color: var(--accent-red); }
.stat-card.error .stat-label { color: var(--accent-yellow); }
.stat-card.imported .stat-label { color: var(--accent-purple); }

.stat-value {
    font-size: 32px;
    font-weight: 900;
    font-family: 'JetBrains Mono', monospace;
    line-height: 1;
}

.stat-value.updated {
    animation: stat-bump 0.4s ease-out;
}

@keyframes stat-bump {
    0% { transform: scale(1); }
    40% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

/* ── Content Layout ── */
.content-grid {
    display: grid;
    grid-template-columns: 1fr 360px;
    gap: 20px;
}

/* ── Panel Card ── */
.panel {
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
}

.panel-title {
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
}

.panel-body { padding: 16px 20px; }
.panel-body.no-pad { padding: 0; }

/* ── Feed de resultados ── */
.feed {
    height: 500px;
    overflow-y: auto;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    line-height: 1.8;
    scrollbar-width: thin;
    scrollbar-color: rgba(255,255,255,.1) transparent;
}

.feed::-webkit-scrollbar { width: 4px; }
.feed::-webkit-scrollbar-thumb { background: rgba(255,255,255,.1); border-radius: 2px; }

.feed-item {
    padding: 6px 16px;
    border-bottom: 1px solid rgba(255,255,255,.02);
    animation: feed-in 0.3s ease-out;
    display: flex;
    align-items: center;
    gap: 8px;
}

.feed-item:hover { background: rgba(255,255,255,.02); }

@keyframes feed-in {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

.feed-tag {
    font-size: 10px;
    font-weight: 800;
    padding: 2px 8px;
    border-radius: 4px;
    letter-spacing: .5px;
    flex-shrink: 0;
}

.feed-tag.charged { background: rgba(34,197,94,.15); color: var(--accent-green); }
.feed-tag.live { background: rgba(74,222,128,.12); color: #4ade80; }
.feed-tag.ccn { background: rgba(6,182,212,.12); color: var(--accent-cyan); }
.feed-tag.dead { background: rgba(239,68,68,.12); color: var(--accent-red); }
.feed-tag.error { background: rgba(245,158,11,.12); color: var(--accent-yellow); }
.feed-tag.info { background: rgba(168,85,247,.12); color: var(--accent-purple); }

.feed-text { color: var(--text-secondary); word-break: break-all; }

.feed-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
    font-size: 13px;
}

/* ── Sidebar (Controls) ── */
.sidebar-stack { display: flex; flex-direction: column; gap: 16px; }

/* ── Buttons ── */
.btn-group { display: flex; gap: 8px; }

.btn {
    flex: 1;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    border: none;
    font-family: 'Inter', sans-serif;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    transition: all .3s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    letter-spacing: .3px;
}

.btn-start {
    background: linear-gradient(135deg, #059669, #10b981);
    color: #fff;
}
.btn-start:hover { box-shadow: 0 4px 20px rgba(16, 185, 129, .3); transform: translateY(-1px); }
.btn-start:disabled { opacity: .4; cursor: not-allowed; transform: none; box-shadow: none; }

.btn-stop {
    background: linear-gradient(135deg, #dc2626, #ef4444);
    color: #fff;
}
.btn-stop:hover { box-shadow: 0 4px 20px rgba(239, 68, 68, .3); }
.btn-stop:disabled { opacity: .4; cursor: not-allowed; }

.btn-pause {
    background: rgba(245, 158, 11, .15);
    color: var(--accent-yellow);
    border: 1px solid rgba(245, 158, 11, .2);
}
.btn-pause:hover { background: rgba(245, 158, 11, .25); }

.btn-secondary {
    background: rgba(255, 255, 255, .04);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}
.btn-secondary:hover { background: rgba(255, 255, 255, .08); color: var(--text-primary); }

/* ── Textarea ── */
.cards-area {
    width: 100%;
    min-height: 120px;
    max-height: 200px;
    padding: 12px 14px;
    background: rgba(255, 255, 255, .03);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    resize: vertical;
    transition: all .3s;
    line-height: 1.6;
}

.cards-area:focus {
    outline: none;
    border-color: rgba(168, 85, 247, .4);
    box-shadow: 0 0 20px rgba(168, 85, 247, .08);
}

.cards-area::placeholder { color: var(--text-muted); }

/* ── Input ── */
.input-field {
    width: 100%;
    padding: 10px 14px;
    background: rgba(255, 255, 255, .03);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    transition: all .3s;
}

.input-field:focus {
    outline: none;
    border-color: rgba(168, 85, 247, .4);
}

.field-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.field-group { margin-bottom: 14px; }

/* ── Upload ── */
.upload-zone {
    border: 2px dashed rgba(255, 255, 255, .08);
    border-radius: var(--radius-sm);
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all .3s;
    color: var(--text-muted);
    font-size: 12px;
    font-weight: 500;
}

.upload-zone:hover, .upload-zone.dragover {
    border-color: rgba(168, 85, 247, .3);
    background: rgba(168, 85, 247, .03);
    color: var(--accent-purple);
}

.upload-zone input { display: none; }

/* ── URL List ── */
.url-list { list-style: none; }
.url-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px solid rgba(255,255,255,.03);
    font-size: 12px;
    font-family: 'JetBrains Mono', monospace;
}

.url-item a { color: var(--accent-cyan); text-decoration: none; }
.url-item a:hover { text-decoration: underline; }

.btn-icon {
    width: 28px; height: 28px;
    border-radius: 6px;
    border: none;
    background: rgba(239, 68, 68, .1);
    color: var(--accent-red);
    cursor: pointer;
    font-size: 14px;
    transition: all .2s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.btn-icon:hover { background: rgba(239, 68, 68, .2); }

/* ── Toast ── */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    font-weight: 600;
    z-index: 9999;
    animation: toast-in .3s ease-out;
    box-shadow: 0 10px 40px rgba(0,0,0,.4);
}

.toast.success { background: rgba(16,185,129,.9); color: #fff; }
.toast.error { background: rgba(239,68,68,.9); color: #fff; }

@keyframes toast-in {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Tabs ── */
.tabs {
    display: flex;
    gap: 2px;
    padding: 4px;
    background: rgba(255,255,255,.02);
    border-radius: 8px;
    margin-bottom: 14px;
}

.tab {
    flex: 1;
    padding: 8px;
    border: none;
    border-radius: 6px;
    background: transparent;
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 700;
    cursor: pointer;
    transition: all .2s;
    font-family: inherit;
    text-transform: uppercase;
    letter-spacing: .5px;
}

.tab.active {
    background: rgba(168, 85, 247, .15);
    color: var(--accent-purple);
}

.tab:hover:not(.active) { color: var(--text-secondary); }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ── Responsive ── */
@media (max-width: 1200px) {
    .stats-grid { grid-template-columns: repeat(3, 1fr); }
    .content-grid { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .header { padding: 12px 16px; }
    .main { padding: 16px; }
    .stat-value { font-size: 24px; }
}