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

/* ─── Design Tokens ──────────────────────────────────────── */
:root {
    color-scheme: dark;
    font-family: 'Questrial', 'Inter', system-ui, sans-serif;

    --bg:           #080808;
    --bg-2:         #0f0f0f;
    --bg-3:         #161616;
    --bg-hover:     #1c1c1c;
    --border:       #222222;
    --border-2:     #2e2e2e;
    --text:         #f0f0f0;
    --text-2:       #9a9a9a;
    --text-3:       #4a4a4a;

    --gold:         #facc15;
    --gold-dim:     rgba(250,204,21,0.10);
    --gold-border:  rgba(250,204,21,0.28);
    --green:        #22c55e;
    --green-dim:    rgba(34,197,94,0.10);
    --green-border: rgba(34,197,94,0.30);
    --blue:         #38bdf8;
    --blue-dim:     rgba(56,189,248,0.10);
    --blue-border:  rgba(56,189,248,0.28);
    --danger:       #f87171;
    --danger-bg:    rgba(248,113,113,0.08);
    --danger-bdr:   rgba(248,113,113,0.25);

    --radius-sm:    6px;
    --radius:       10px;
    --radius-lg:    14px;
    --nav-h:        56px;
}

/* ─── Shortcut list ──────────────────────────────────────── */
.shortcut-list { display: grid; gap: 0; }
.shortcut-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-2);
}

/* ─── Section label (Events tab grouping) ─────────────────── */
.section-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-3);
    text-transform: uppercase;
    margin-bottom: 10px;
    margin-top: 4px;
}
.section-label-sub {
    color: var(--text-3);
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
    margin-left: 6px;
}

/* ─── Command list (Guide tab) ───────────────────────────── */
.cmd-list { display: grid; gap: 8px; }
.cmd-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
}
.cmd-item code {
    font-size: 13px;
    color: var(--gold);
    font-family: monospace;
    white-space: nowrap;
    min-width: 130px;
}
.cmd-item span { font-size: 12px; color: var(--text-2); }

/* ─── Info list (Test Lab notes) ─────────────────────────── */
.info-list { display: grid; gap: 10px; }
.info-item {
    font-size: 12px;
    color: var(--text-2);
    line-height: 1.6;
    padding-left: 14px;
    border-left: 2px solid var(--border-2);
}

/* ─── Step card highlight (Guide step 1) ─────────────────── */
.step-card { border-left: 3px solid var(--gold); }

/* ─── Rule src col ───────────────────────────────────────── */
.rule-src-col {
    display: flex;
    flex-direction: column;
    gap: 5px;
    min-width: 90px;
}
.rule-src-col select { font-size: 11px; padding: 3px 6px; }




/* ─── Reset ──────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { height: 100%; }

body {
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
    letter-spacing: 0.01em;
}

button, input, select, textarea { font: inherit; }
a { color: inherit; text-decoration: none; }

/* ─── Navbar ─────────────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--nav-h);
    background: rgba(8,8,8,0.94);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    padding: 0 20px;
    z-index: 100;
    gap: 0;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-right: 28px;
    flex-shrink: 0;
}

.navbar-brand img {
    width: 34px;
    height: 34px;
    object-fit: contain;
    transition: filter 0.2s, transform 0.2s;
}
.navbar-brand:hover img {
    filter: drop-shadow(0 0 6px rgba(250,204,21,0.5));
    transform: scale(1.06);
}

.navbar-brand-text {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: -0.2px;
    color: var(--text);
}

.navbar-brand-text span {
    color: var(--text-3);
    font-weight: 400;
    font-size: 12px;
    margin-left: 5px;
}

/* ─── Tab Nav ────────────────────────────────────────────── */
.tab-nav {
    display: flex;
    align-items: center;
    gap: 2px;
    flex: 1;
}

.tab-btn {
    padding: 6px 13px;
    height: 34px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    color: var(--text-2);
    font-size: 13px;
    font-family: 'Questrial', sans-serif;
    cursor: pointer;
    transition: color 0.15s, background 0.15s, border-color 0.15s;
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--text);
    background: rgba(255,255,255,0.05);
    border-color: var(--border-2);
    translate: none;
}

.tab-btn.active {
    color: var(--gold);
    background: var(--gold-dim);
    border-color: var(--gold-border);
}

/* ─── Navbar Right ───────────────────────────────────────── */
.navbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-left: auto;
    flex-shrink: 0;
}

a.stage-link {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    color: var(--gold);
    background: var(--gold-dim);
    border-color: var(--gold-border);
}

.status-pill {
    display: flex;
    align-items: center;
    gap: 7px;
    padding: 5px 13px;
    background: var(--bg-3);
    border: 1px solid var(--border-2);
    border-radius: 20px;
    font-size: 12px;
    font-family: 'Questrial', sans-serif;
    color: var(--text-2);
    transition: all 0.25s;
    letter-spacing: 0.03em;
}

/* Idle / Sẵn sàng — hiển rõ */
.status-pill:not(.is-live) {
    border-color: rgba(255,255,255,0.10);
    color: var(--text-2);
}

/* LIVE badge active */
#live-badge.is-live {
    background: rgba(220,38,38,0.12);
    border-color: rgba(220,38,38,0.35);
    color: #fca5a5;
}

#live-badge.is-live .status-dot {
    background: #ef4444;
    box-shadow: 0 0 10px #ef4444;
    animation: livePulse 1.4s ease-in-out infinite;
}

@keyframes livePulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%       { transform: scale(1.4); opacity: 0.6; }
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--text-3);
    flex-shrink: 0;
    transition: background 0.3s, box-shadow 0.3s;
}

.status-dot.idle { background: rgba(255,255,255,0.35); }
.status-dot.connected, .status-dot.demo      { background: var(--green); box-shadow: 0 0 8px var(--green); }
.status-dot.connecting                        { background: var(--gold);  box-shadow: 0 0 8px var(--gold);  animation: pulse 1s infinite; }
.status-dot.error, .status-dot.disconnected  { background: var(--danger); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.3; }
}

.navbar-copy {
    font-size: 11px;
    color: var(--text-3);
    white-space: nowrap;
    display: none;
    font-family: 'Questrial', sans-serif;
}
@media (min-width: 900px) { .navbar-copy { display: block; } }

/* ─── App Shell ──────────────────────────────────────────── */
.app-shell {
    padding-top: var(--nav-h);
    min-height: 100vh;
}

.tab-panel {
    display: none;
    padding: 28px 24px 60px;
    max-width: 1100px;
    margin: 0 auto;
    animation: fadeIn 0.18s ease;
}
.tab-panel.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ─── Page Header ────────────────────────────────────────── */
.page-header {
    margin-bottom: 22px;
    padding-bottom: 18px;
    border-bottom: 1px solid var(--border);
}

.page-eyebrow {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 4px;
}

.page-title {
    font-size: 22px;
    font-family: 'Questrial', sans-serif;
    color: var(--text);
    letter-spacing: -0.3px;
}

.page-desc {
    font-size: 13px;
    color: var(--text-2);
    margin-top: 4px;
}

/* ─── Grid ───────────────────────────────────────────────── */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
}
.room-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 14px;
}
.room-card.is-selected { border-color: var(--gold); }
.bg-choices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 12px 0; }
.bg-choice {
    padding: 0;
    border: 2px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    background: #000;
    cursor: pointer;
    color: var(--text);
}
.bg-choice img { display: block; width: 100%; height: 148px; object-fit: cover; object-position: top; }
.bg-choice span { display: block; padding: 6px 4px 8px; font-size: 11px; text-align: center; }
.bg-choice.is-selected { border-color: var(--gold); }
.room-status { font-size: 12px; color: var(--text-2); margin: 8px 0; }
.room-link { font-size: 12px; word-break: break-all; color: var(--gold); }
.col-span-2 { grid-column: 1 / -1; }

/* ─── Card ───────────────────────────────────────────────── */
.card {
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 20px;
    transition: border-color 0.2s;
}

.card:hover { border-color: var(--border-2); }

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 16px;
}

.card-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1.6px;
    color: var(--text-3);
    text-transform: uppercase;
    margin-bottom: 3px;
}

.card-title {
    font-size: 16px;
    font-family: 'Questrial', sans-serif;
    letter-spacing: -0.2px;
    color: var(--text);
}

.card-actions { display: flex; gap: 8px; align-items: center; }

/* ─── Status Card ────────────────────────────────────────── */
.status-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 18px;
    margin-bottom: 18px;
}

.status-card-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--text-3);
    flex-shrink: 0;
    transition: background 0.3s, box-shadow 0.3s;
}
.status-card-dot.connected, .status-card-dot.demo      { background: var(--green); box-shadow: 0 0 10px var(--green); }
.status-card-dot.connecting                             { background: var(--gold);  animation: pulse 1s infinite; }
.status-card-dot.error, .status-card-dot.disconnected  { background: var(--danger); }

.status-card strong { font-size: 14px; font-family: 'Questrial', sans-serif; }
.status-card p      { font-size: 12px; color: var(--text-2); margin-top: 2px; }

/* ─── Form ───────────────────────────────────────────────── */
label.field-label {
    display: block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.8px;
    color: var(--text-2);
    margin-bottom: 6px;
    text-transform: uppercase;
}

input[type="text"],
input[type="number"],
input[type="file"],
select {
    width: 100%;
    padding: 8px 11px;
    background: var(--bg-3);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-sm);
    color: var(--text);
    outline: none;
    font-family: 'Questrial', sans-serif;
    font-size: 13px;
    transition: border-color 0.15s, box-shadow 0.15s;
    -webkit-appearance: none;
}

input[type="range"] { width: 100%; accent-color: var(--gold); }

input:focus, select:focus {
    border-color: var(--gold);
    box-shadow: 0 0 0 3px var(--gold-dim);
}

.input-row { display: flex; gap: 8px; align-items: flex-end; }
.input-row input { flex: 1; }

/* ─── Buttons ────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    height: 36px;
    font-size: 13px;
    font-family: 'Questrial', sans-serif;
    border-radius: var(--radius-sm);
    cursor: pointer;
    border: 1px solid transparent;
    transition: opacity 0.15s, background 0.15s, border-color 0.15s, box-shadow 0.15s;
    white-space: nowrap;
    letter-spacing: 0.02em;
}
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn:hover:not(:disabled) { opacity: 0.85; }

.btn-primary {
    background: var(--text);
    color: var(--bg);
    border-color: var(--text);
    font-weight: 700;
}

.btn-secondary {
    background: transparent;
    color: var(--text-2);
    border-color: var(--border-2);
}
.btn-secondary:hover:not(:disabled) {
    color: var(--text);
    border-color: #444;
    background: rgba(255,255,255,0.05);
    opacity: 1;
}

.btn-danger {
    background: var(--danger-bg);
    color: var(--danger);
    border-color: var(--danger-bdr);
}

.btn-ghost {
    background: transparent;
    color: var(--text-2);
    border-color: transparent;
}
.btn-ghost:hover:not(:disabled) {
    background: rgba(255,255,255,0.05);
    color: var(--text);
    opacity: 1;
}

/* Gold — action nổi bật */
.btn-gold {
    background: var(--gold-dim);
    color: var(--gold);
    border-color: var(--gold-border);
    font-weight: 700;
}
.btn-gold:hover:not(:disabled) {
    background: rgba(250,204,21,0.18);
    box-shadow: 0 0 12px var(--gold-dim);
    opacity: 1;
}

/* Green — save/apply */
.btn-green {
    background: var(--green-dim);
    color: var(--green);
    border-color: var(--green-border);
    font-weight: 700;
}
.btn-green:hover:not(:disabled) {
    background: rgba(34,197,94,0.18);
    opacity: 1;
}

.btn-sm  { padding: 5px 11px; height: 30px; font-size: 12px; }
.btn-full { width: 100%; }

/* ─── Demo Grid ──────────────────────────────────────────── */
.demo-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

/* ─── Action Grid ────────────────────────────────────────── */
.action-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 7px;
}

/* ─── Stats Grid ─────────────────────────────────────────── */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 10px;
}

.stat-item {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px 12px;
    transition: border-color 0.2s;
}
.stat-item:hover { border-color: var(--gold-border); }

.stat-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-3);
    text-transform: uppercase;
    margin-bottom: 6px;
}

.stat-value {
    font-size: 24px;
    font-family: 'Questrial', sans-serif;
    letter-spacing: -1px;
    color: var(--gold);
}

/* ─── Helpers ────────────────────────────────────────────── */
.help  { font-size: 12px; color: var(--text-2); line-height: 1.65; margin-top: 8px; }
.muted { color: var(--text-3); font-size: 12px; }

.divider {
    height: 1px;
    background: var(--border);
    margin: 16px 0;
}

/* ─── Highlight box ──────────────────────────────────────── */
.highlight-box {
    background: var(--gold-dim);
    border: 1px solid var(--gold-border);
    border-radius: var(--radius);
    padding: 12px 14px;
    font-size: 13px;
    color: var(--gold);
}

/* ─── Master Settings ────────────────────────────────────── */
.master-settings {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 16px;
}
.master-settings .field-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

/* ─── Toggle Switch ──────────────────────────────────────── */
.toggle-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    user-select: none;
    font-size: 13px;
    color: var(--text-2);
}

.toggle-wrap input[type="checkbox"] { display: none; }

.toggle-track {
    position: relative;
    width: 34px;
    height: 18px;
    background: var(--bg-3);
    border: 1px solid var(--border-2);
    border-radius: 9px;
    flex-shrink: 0;
    transition: background 0.2s, border-color 0.2s;
}

.toggle-track::after {
    content: '';
    position: absolute;
    top: 2px; left: 2px;
    width: 12px; height: 12px;
    border-radius: 50%;
    background: var(--text-3);
    transition: transform 0.2s, background 0.2s;
}

.toggle-wrap input:checked + .toggle-track {
    background: var(--green-dim);
    border-color: var(--green-border);
}
.toggle-wrap input:checked + .toggle-track::after {
    transform: translateX(16px);
    background: var(--green);
    box-shadow: 0 0 6px var(--green);
}

.check-row {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-2);
}
.check-row input[type="checkbox"] {
    width: 15px; height: 15px; min-width: 15px;
    padding: 0; accent-color: var(--green); cursor: pointer;
}

/* ─── Master Message ─────────────────────────────────────── */
.master-msg {
    min-height: 20px;
    font-size: 12px;
    color: var(--text-2);
    margin-bottom: 12px;
}
.master-msg.error { color: var(--danger); }

/* ─── Gift Catalog ───────────────────────────────────────── */
.gift-catalog-wrap {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px;
    margin: 14px 0;
}
.gift-catalog-label {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-3);
    text-transform: uppercase;
    margin-bottom: 10px;
}
.gift-catalog {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.gift-catalog-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 5px 10px;
    font-size: 12px;
    font-family: 'Questrial', sans-serif;
    background: var(--bg-2);
    border: 1px solid var(--border-2);
    border-radius: var(--radius-sm);
    color: var(--text-2);
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
}
.gift-catalog-item:hover {
    border-color: var(--gold-border);
    color: var(--gold);
    translate: none;
}
.gift-catalog-item img {
    width: 22px; height: 22px;
    object-fit: contain;
    border-radius: 4px;
}

/* ─── Rule Table ─────────────────────────────────────────── */
.rule-table-head {
    display: grid;
    grid-template-columns: 110px 1fr 1fr 1fr auto;
    gap: 8px;
    padding: 0 14px 8px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-3);
    text-transform: uppercase;
}

.rule-list { display: grid; gap: 8px; }

/* ─── Rule Row — 2-line compact layout ───────────────────── */
.master-rule-row {
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-left: 3px solid var(--border-2);
    border-radius: var(--radius);
    padding: 12px 14px;
    transition: border-color 0.2s;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

/* Màu border trái theo loại nguồn */
.master-rule-row[data-src="gift"]  { border-left-color: var(--gold); }
.master-rule-row[data-src="chat"]  { border-left-color: var(--blue); }

.master-rule-row:hover { border-color: var(--border-2); border-left-color: inherit; }

/* Dòng 1: toggle + badge + trigger + giftId */
.rule-row-top {
    display: grid;
    grid-template-columns: auto auto 1fr 1fr;
    gap: 8px;
    align-items: center;
}

/* Dòng 2: action + duration + label + variant + fireworks + buttons */
.rule-row-bot {
    display: grid;
    grid-template-columns: 1.2fr 0.6fr 1fr 0.8fr 0.5fr auto;
    gap: 8px;
    align-items: end;
}

.rule-field {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.rule-field-label {
    font-size: 9px;
    font-weight: 700;
    letter-spacing: 0.8px;
    color: var(--text-3);
    text-transform: uppercase;
}

.master-rule-row input,
.master-rule-row select {
    width: 100%;
    padding: 6px 8px;
    font-size: 12px;
    font-family: 'Questrial', sans-serif;
}

/* Source badge */
.src-badge {
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.8px;
    text-transform: uppercase;
    white-space: nowrap;
}
.src-badge.gift { background: var(--gold-dim);  color: var(--gold);  border: 1px solid var(--gold-border); }
.src-badge.chat { background: var(--blue-dim);  color: var(--blue);  border: 1px solid var(--blue-border);  }

.rule-col-actions {
    display: flex;
    flex-direction: column;
    gap: 5px;
    align-self: end;
}

/* ─── Mini inline ────────────────────────────────────────── */
.mini-inline {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-2);
    font-family: 'Questrial', sans-serif;
}
.mini-inline input { width: 64px; }

/* ─── kbd ────────────────────────────────────────────────── */
kbd {
    background: var(--bg-3);
    border: 1px solid var(--border-2);
    border-radius: 5px;
    padding: 3px 9px;
    font-size: 12px;
    font-family: monospace;
    color: var(--text);
    box-shadow: 0 1px 0 var(--border-2);
}

/* ─── Footer ─────────────────────────────────────────────── */
.page-footer {
    text-align: center;
    padding: 32px 0 20px;
    font-size: 12px;
    font-family: 'Questrial', sans-serif;
    color: var(--text-3);
    border-top: 1px solid var(--border);
    margin-top: 40px;
}
.page-footer strong { color: var(--text-2); }
.page-footer a {
    color: var(--text-2);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.15s;
}
.page-footer a:hover { color: var(--gold); }

/* ─── Responsive ─────────────────────────────────────────── */
@media (max-width: 820px) {
    .grid-2          { grid-template-columns: 1fr; }
    .col-span-2      { grid-column: auto; }
    .stats-grid      { grid-template-columns: repeat(3,1fr); }
    .action-grid     { grid-template-columns: repeat(2,1fr); }
    .rule-table-head { display: none; }
    .rule-row-top    { grid-template-columns: auto auto 1fr; }
    .rule-row-bot    { grid-template-columns: 1fr 1fr 1fr; }
    .tab-panel       { padding: 18px 14px 50px; }
    .navbar-copy     { display: none !important; }
}

@media (max-width: 520px) {
    .stats-grid  { grid-template-columns: repeat(2,1fr); }
    .demo-grid   { grid-template-columns: repeat(2,1fr); }
    .rule-row-bot { grid-template-columns: 1fr 1fr; }
}