* {
    box-sizing: border-box;
}

body {
    margin: 0 auto;
    max-width: 1520px;
    padding: 18px 18px 48px;
    font-family: var(--font-body);
    color: var(--text-main);
    background: var(--bg);
    background-image:
        radial-gradient(circle at top left, rgba(45, 212, 191, 0.1), transparent 34%),
        radial-gradient(circle at top right, rgba(245, 158, 11, 0.08), transparent 26%),
        var(--bg-grad);
    background-attachment: fixed;
}

.hidden {
    display: none !important;
}

h1,
h2,
h3 {
    margin: 0;
    color: var(--text-main);
    font-family: var(--font-heading);
}

p {
    margin: 4px 0;
    color: var(--text-sub);
    font-size: 0.92rem;
    line-height: 1.55;
}

a {
    color: inherit;
}

button,
input {
    font: inherit;
}

button {
    cursor: pointer;
}

.auth-card,
.panel,
.hero-card {
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.02), rgba(255, 255, 255, 0)),
        var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 20px;
    box-shadow: 0 18px 42px rgba(5, 10, 25, 0.24);
}

.auth-card {
    max-width: 420px;
    width: 100%;
    padding: 30px;
}

.auth-message {
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.nav-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 10px 0 4px;
}

.nav-btn {
    padding: 8px 12px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    font-size: 0.85rem;
    text-decoration: none;
}

.nav-btn:hover {
    background: rgba(20, 184, 166, 0.08);
    border-color: rgba(45, 212, 191, 0.45);
}

.nav-btn.active {
    background: rgba(20, 184, 166, 0.16);
    border-color: rgba(45, 212, 191, 0.55);
    color: #76f3e0;
    font-weight: 700;
}

.hero-card {
    overflow: hidden;
    padding: 18px 20px;
    margin-top: 12px;
    background:
        radial-gradient(circle at top left, rgba(45, 212, 191, 0.14), transparent 36%),
        radial-gradient(circle at top right, rgba(245, 158, 11, 0.1), transparent 30%),
        linear-gradient(180deg, rgba(12, 30, 46, 0.96), rgba(9, 20, 34, 0.92));
}

.hero-top {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-start;
    flex-wrap: wrap;
}

.hero-copy {
    max-width: 720px;
}

.eyebrow {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    border: 1px solid rgba(45, 212, 191, 0.24);
    background: rgba(20, 184, 166, 0.08);
    color: #7deee0;
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.hero-copy h1 {
    margin-bottom: 6px;
    font-size: 2rem;
}

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

.hero-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 40px;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    text-decoration: none;
    transition: background 0.15s, border-color 0.15s, transform 0.05s;
}

.hero-btn:hover {
    background: rgba(20, 184, 166, 0.12);
    border-color: rgba(45, 212, 191, 0.55);
}

.hero-btn:active {
    transform: translateY(1px);
}

.hero-btn-primary {
    border-color: rgba(45, 212, 191, 0.45);
    background: linear-gradient(135deg, rgba(20, 184, 166, 0.24), rgba(13, 148, 136, 0.22));
    color: #d9fffb;
    font-weight: 700;
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.8fr);
    gap: 12px;
    margin-top: 18px;
}

.hero-search-card,
.hero-tab-card {
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: rgba(6, 14, 26, 0.48);
    padding: 14px;
}

.hero-search-card label {
    display: block;
    margin-bottom: 8px;
    color: #8fe9de;
    font-size: 0.74rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.hero-search-card input {
    width: 100%;
    min-height: 50px;
    padding: 10px 12px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text-main);
}

.hero-search-card input:focus {
    border-color: #2dd4bf;
    outline: none;
    box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.14);
}

.tab-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.tab-btn {
    min-height: 44px;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.22);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    font-weight: 600;
}

.tab-btn.is-active {
    border-color: rgba(45, 212, 191, 0.55);
    background: rgba(20, 184, 166, 0.18);
    color: #c8fff9;
}

.tab-help {
    margin-top: 10px;
    color: var(--text-sub);
    font-size: 0.83rem;
    line-height: 1.5;
}

.hero-metrics {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 12px;
    margin-top: 18px;
}

.metric-card {
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: rgba(6, 14, 26, 0.44);
    padding: 14px;
}

.metric-value {
    display: block;
    font-size: 1.6rem;
    font-weight: 800;
    color: #dbfffb;
}

.metric-label {
    display: block;
    margin-top: 4px;
    color: var(--text-sub);
    font-size: 0.84rem;
}

.layout-grid {
    display: grid;
    grid-template-columns: minmax(340px, 0.9fr) minmax(0, 1.35fr);
    gap: 16px;
    margin-top: 16px;
}

.panel {
    padding: 16px 18px;
}

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

.status-line {
    min-height: 22px;
    margin-bottom: 10px;
    color: var(--text-sub);
    font-size: 0.88rem;
}

.status-line.error {
    color: #fca5a5;
}

.result-bulk-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    margin: 0 0 12px;
    padding: 10px;
    border-radius: 14px;
    border: 1px solid rgba(45, 212, 191, 0.18);
    background: rgba(20, 184, 166, 0.08);
}

.result-bulk-actions .bulk-copy {
    flex: 1 1 190px;
    color: var(--text-sub);
    font-size: 0.84rem;
}

.result-bulk-actions .bulk-btn {
    min-height: 34px;
    padding: 7px 11px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-main);
    font-size: 0.84rem;
}

.result-bulk-actions .bulk-btn.primary {
    border-color: rgba(45, 212, 191, 0.45);
    background: rgba(20, 184, 166, 0.18);
    font-weight: 700;
}

.result-bulk-actions .bulk-btn:disabled {
    cursor: not-allowed;
    opacity: 0.48;
}

.session-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.session-select-row {
    display: grid;
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 8px;
    align-items: stretch;
}

.session-select-box {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15px;
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.14);
    background: rgba(255, 255, 255, 0.02);
}

.session-select-box input {
    width: 18px;
    height: 18px;
    accent-color: #14b8a6;
}

.session-select-box.is-disabled {
    cursor: not-allowed;
    opacity: 0.42;
}

.session-row {
    width: 100%;
    text-align: left;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.14);
    background: rgba(255, 255, 255, 0.02);
    padding: 14px;
    color: var(--text-main);
    transition: border-color 0.15s, background 0.15s, transform 0.05s;
}

.session-row:hover {
    border-color: rgba(45, 212, 191, 0.45);
    background: rgba(20, 184, 166, 0.08);
}

.session-row.is-selected {
    border-color: rgba(45, 212, 191, 0.58);
    background: linear-gradient(180deg, rgba(20, 184, 166, 0.16), rgba(15, 23, 42, 0.26));
    box-shadow: inset 4px 0 0 rgba(45, 212, 191, 0.8);
}

.session-row-top,
.detail-header-top {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
}

.session-title {
    font-size: 1rem;
    font-weight: 700;
}

.session-sub {
    margin-top: 4px;
    font-size: 0.84rem;
}

.chip-row,
.detail-chip-row,
.session-meta-row,
.detail-kpi-row,
.detail-action-row,
.leaderboard-list,
.missing-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.chip,
.session-meta-pill,
.detail-kpi,
.mini-note {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.2);
    background: rgba(255, 255, 255, 0.04);
    font-size: 0.8rem;
}

.chip.active {
    border-color: rgba(45, 212, 191, 0.55);
    background: rgba(20, 184, 166, 0.15);
    color: #cbfff9;
}

.chip.result {
    border-color: rgba(245, 158, 11, 0.4);
    background: rgba(245, 158, 11, 0.14);
    color: #ffe0a5;
}

.chip.composite {
    border-color: rgba(96, 165, 250, 0.44);
    background: rgba(59, 130, 246, 0.14);
    color: #dbeafe;
}

.chip.warn {
    border-color: rgba(248, 113, 113, 0.44);
    background: rgba(239, 68, 68, 0.14);
    color: #fecaca;
}

.session-stats {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-top: 12px;
}

.stat-box {
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.14);
    background: rgba(4, 12, 22, 0.46);
    padding: 10px;
}

.stat-label {
    display: block;
    color: var(--text-sub);
    font-size: 0.76rem;
}

.stat-value {
    display: block;
    margin-top: 4px;
    font-size: 1rem;
    font-weight: 700;
}

.detail-area {
    min-height: 420px;
}

.detail-empty,
.list-empty {
    border-radius: 18px;
    border: 1px dashed rgba(148, 163, 184, 0.22);
    padding: 22px;
    background: rgba(255, 255, 255, 0.02);
}

.detail-stack {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.detail-card {
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.03);
    padding: 16px;
}

.detail-title {
    font-size: 1.18rem;
    font-weight: 800;
}

.detail-sub {
    margin-top: 6px;
    color: var(--text-sub);
    font-size: 0.9rem;
}

.detail-kpi-row {
    margin-top: 14px;
}

.detail-kpi {
    min-height: 64px;
    min-width: 118px;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    border-radius: 16px;
    padding: 10px 12px;
}

.detail-kpi strong {
    font-size: 1.15rem;
}

.detail-kpi span {
    margin-top: 4px;
    color: var(--text-sub);
    font-size: 0.78rem;
}

.detail-action-row {
    margin-top: 14px;
}

.detail-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 38px;
    padding: 8px 14px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    text-decoration: none;
}

.detail-btn.primary {
    border-color: rgba(45, 212, 191, 0.42);
    background: rgba(20, 184, 166, 0.15);
}

.detail-btn.danger {
    border-color: rgba(248, 113, 113, 0.34);
    color: #fecaca;
}

.split-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: 12px;
}

.table-wrap {
    overflow: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

th,
td {
    padding: 10px 8px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    text-align: left;
    vertical-align: top;
}

th {
    color: #8fe9de;
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.leaderboard-list,
.missing-list {
    margin-top: 12px;
}

.leaderboard-pill {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 32px;
    padding: 0 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.04);
    font-size: 0.82rem;
}

.leaderboard-rank {
    color: #8fe9de;
    font-weight: 700;
}

.empty-copy {
    color: var(--text-sub);
    font-size: 0.88rem;
}

.modal-back {
    position: fixed;
    inset: 0;
    z-index: 9500;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: color-mix(in srgb, var(--bg) 70%, transparent);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.modal-card {
    width: min(100%, 1080px);
    max-height: min(92vh, 900px);
    overflow: auto;
    border-radius: 24px;
    border: 1px solid var(--border);
    background: var(--card-bg);
    box-shadow: 0 22px 54px rgba(5, 10, 25, 0.36);
    padding: 18px;
}

.modal-head {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    align-items: flex-start;
    margin-bottom: 14px;
}

.library-launch-modal-card {
    width: min(1120px, calc(100vw - 32px));
}

.library-launch-toolbar {
    display: grid;
    gap: 10px;
    margin-bottom: 12px;
}

.library-launch-toolbar label {
    display: grid;
    gap: 8px;
    color: var(--text-sub);
    font-size: 0.82rem;
}

.library-launch-toolbar label > span {
    color: #8fe9de;
    font-size: 0.74rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.library-launch-toolbar input {
    width: 100%;
    min-height: 48px;
    padding: 10px 12px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text-main);
}

.library-launch-toolbar input:focus {
    border-color: #2dd4bf;
    outline: none;
    box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.14);
}

.execution-number {
    display: grid;
    gap: 8px;
    border-radius: 14px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.03);
    padding: 12px;
}

.execution-number span,
.bulk-number span {
    color: var(--text-main);
    font-size: 0.86rem;
    font-weight: 800;
}

.execution-number input,
.bulk-number input {
    width: 100%;
    min-height: 40px;
    padding: 8px 10px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text-main);
}

.execution-number p,
.bulk-number p {
    margin: 0;
    color: var(--text-sub);
    font-size: 0.78rem;
    line-height: 1.5;
}

.bulk-number {
    display: grid;
    gap: 6px;
    min-width: 190px;
}

.library-launch-layout {
    display: grid;
    grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
    gap: 12px;
}

.library-launch-panel {
    min-width: 0;
    border-radius: 18px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.03);
    padding: 14px;
}

.library-launch-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: min(58vh, 560px);
    overflow: auto;
    padding-right: 2px;
}

.library-launch-row {
    width: 100%;
    text-align: left;
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.14);
    background: rgba(255, 255, 255, 0.03);
    color: var(--text-main);
    padding: 12px;
}

.library-launch-row:hover {
    border-color: rgba(45, 212, 191, 0.45);
    background: rgba(20, 184, 166, 0.08);
}

.library-launch-row.is-selected {
    border-color: rgba(45, 212, 191, 0.62);
    background: rgba(20, 184, 166, 0.16);
    box-shadow: inset 4px 0 0 rgba(45, 212, 191, 0.8);
}

.library-launch-title {
    font-weight: 800;
}

.library-launch-meta {
    margin-top: 4px;
    color: var(--text-sub);
    font-size: 0.82rem;
}

.library-launch-selected {
    border-radius: 16px;
    border: 1px dashed rgba(148, 163, 184, 0.22);
    background: rgba(255, 255, 255, 0.03);
    padding: 14px;
}

.execution-options-grid {
    display: grid;
    gap: 10px;
    margin-top: 12px;
}

.execution-toggle {
    display: grid;
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 10px;
    align-items: flex-start;
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.03);
    padding: 12px;
}

.execution-toggle input {
    margin-top: 3px;
}

.execution-toggle strong {
    display: block;
}

.execution-toggle p {
    margin-top: 4px;
}

.library-launch-actions {
    display: flex;
    justify-content: flex-end;
    margin-top: 12px;
}

.acid-create-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 14px;
}

.acid-field {
    display: grid;
    gap: 8px;
}

.acid-field span {
    color: #8fe9de;
    font-size: 0.74rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.acid-field input,
.acid-field select {
    width: 100%;
    min-height: 46px;
    padding: 0 12px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text-main);
}

.acid-field input:focus,
.acid-field select:focus {
    border-color: #2dd4bf;
    outline: none;
    box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.14);
}

.acid-inline-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 120px;
    gap: 8px;
}

.acid-ops-section {
    margin-top: 18px;
}

.acid-section-head {
    margin-bottom: 12px;
}

.acid-layout-grid {
    margin-top: 0;
}

.acid-session-card {
    display: grid;
    gap: 12px;
}

.acid-session-top {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    align-items: flex-start;
}

.acid-session-title {
    margin: 0;
    font-size: 1rem;
}

.acid-session-sub {
    color: var(--text-sub);
    font-size: 0.84rem;
}

.acid-chip-row {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.acid-chip {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 10px;
    border-radius: 999px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.04);
    font-size: 0.8rem;
}

.acid-chip.live {
    color: #8fe9de;
    border-color: rgba(45, 212, 191, 0.32);
}

.acid-chip.stopped {
    color: #fda4af;
    border-color: rgba(251, 113, 133, 0.28);
}

.acid-summary-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 10px;
    margin-top: 16px;
}

.acid-summary-card {
    border-radius: 16px;
    border: 1px solid rgba(148, 163, 184, 0.16);
    background: rgba(255, 255, 255, 0.04);
    padding: 12px;
}

.acid-summary-card span {
    display: block;
    color: var(--text-sub);
    font-size: 0.78rem;
}

.acid-summary-card strong {
    display: block;
    margin-top: 8px;
    font-size: 1.18rem;
}

.acid-link-box {
    display: grid;
    gap: 10px;
    margin-top: 16px;
}

.acid-link-box input {
    width: 100%;
    min-height: 46px;
    padding: 0 12px;
    border-radius: 14px;
    border: 1px solid var(--border);
    background: var(--input-bg);
    color: var(--text-main);
}

.acid-diagnostic-panel {
    margin-top: 16px;
    padding: 14px 16px;
    border-radius: 16px;
    border: 1px solid rgba(143, 233, 222, 0.16);
    background: rgba(6, 14, 26, 0.38);
}

.acid-diagnostic-title {
    color: #8fe9de;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.acid-diagnostic-list {
    margin: 10px 0 0;
    padding-left: 18px;
    display: grid;
    gap: 7px;
    color: var(--text-sub);
    font-size: 0.86rem;
    line-height: 1.45;
}

.acid-detail-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 16px;
}

.acid-detail-table th,
.acid-detail-table td {
    padding: 10px 8px;
    border-bottom: 1px solid rgba(148, 163, 184, 0.12);
    text-align: left;
    vertical-align: middle;
}

.acid-row-name {
    display: flex;
    align-items: center;
    gap: 10px;
}

.acid-avatar-bubble {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    font-size: 1rem;
}

.acid-avatar-bubble img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.acid-source-badge {
    display: inline-flex;
    align-items: center;
    min-height: 22px;
    padding: 0 8px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.06);
    font-size: 0.72rem;
}

@media (max-width: 1180px) {
    .layout-grid,
    .split-grid,
    .hero-grid {
        grid-template-columns: 1fr;
    }

    .hero-metrics {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .acid-create-grid,
    .acid-summary-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 720px) {
    body {
        padding: 14px 14px 42px;
    }

    .hero-card,
    .panel {
        padding: 14px;
    }

    .hero-copy h1 {
        font-size: 1.65rem;
    }

    .hero-metrics,
    .session-stats {
        grid-template-columns: 1fr;
    }

    .detail-kpi {
        min-width: 0;
        flex: 1 1 calc(50% - 8px);
    }

    .detail-action-row {
        flex-direction: column;
    }

    .detail-btn,
    .hero-btn,
    .tab-btn {
        width: 100%;
    }

    .modal-card {
        width: calc(100vw - 28px);
        padding: 14px;
    }

    .modal-head {
        flex-direction: column;
    }

    .library-launch-layout {
        grid-template-columns: 1fr;
    }

    .library-launch-actions {
        justify-content: stretch;
    }

    .library-launch-actions .hero-btn {
        width: 100%;
    }

    .acid-create-grid,
    .acid-summary-grid,
    .acid-inline-row {
        grid-template-columns: 1fr;
    }
}

/* Quiz arena visual refresh for personal launch ops. */
:root {
    --personal-arena-ink: var(--text-main);
    --personal-arena-muted: var(--text-sub);
    --personal-arena-primary: var(--primary);
    --personal-arena-primary-2: color-mix(in srgb, var(--primary) 68%, var(--accent));
    --personal-arena-mint: var(--accent);
    --personal-arena-green: var(--success);
    --personal-arena-red: var(--danger);
    --personal-arena-gold: var(--warning);
    --personal-arena-line: var(--border);
    --personal-arena-glass: color-mix(in srgb, var(--card-bg) 90%, transparent);
    --personal-arena-glass-strong: color-mix(in srgb, var(--card-bg) 96%, var(--bg-main, var(--bg)) 4%);
    --personal-arena-glass-muted: color-mix(in srgb, var(--card-bg) 76%, var(--bg-main, var(--bg)) 24%);
    --personal-arena-hover: color-mix(in srgb, var(--primary-soft) 58%, var(--card-bg) 42%);
    --personal-arena-selected: color-mix(in srgb, var(--primary-soft) 70%, var(--card-bg) 30%);
    --personal-arena-shadow: var(--glass-shadow, 0 20px 48px rgba(5, 10, 25, 0.24));
    --personal-arena-soft-shadow: 0 14px 34px color-mix(in srgb, var(--bg-main, var(--bg)) 42%, transparent);
}

body {
    max-width: 1600px;
    color: var(--personal-arena-ink);
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--primary-soft) 28%, transparent), transparent 42%),
        var(--bg-grad),
        var(--bg);
    background-attachment: fixed;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image:
        linear-gradient(color-mix(in srgb, var(--border) 50%, transparent) 1px, transparent 1px),
        linear-gradient(90deg, color-mix(in srgb, var(--border) 50%, transparent) 1px, transparent 1px);
    background-size: 72px 72px;
    opacity: 0.34;
}

#main-content {
    position: relative;
    z-index: 1;
}

#theme-toggle-btn {
    background: var(--glass-bg) !important;
    color: var(--text-main) !important;
    border: 1px solid var(--border) !important;
}

h1,
h2,
h3,
p,
.session-title,
.detail-title {
    color: var(--personal-arena-ink);
}

p,
.session-sub,
.detail-sub,
.metric-label,
.tab-help,
.empty-copy,
.status-line,
.stat-label,
.detail-kpi span {
    color: var(--personal-arena-muted);
}

.auth-card,
.panel,
.hero-card,
.hero-search-card,
.hero-tab-card,
.modal-card,
.library-launch-panel,
.library-launch-selected,
.detail-card,
.metric-card,
.session-row,
.library-launch-row,
.stat-box,
.detail-empty,
.list-empty {
    background: var(--personal-arena-glass);
    border: 1px solid var(--personal-arena-line);
    box-shadow: var(--personal-arena-shadow);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

.hero-card {
    position: relative;
    border-radius: 30px;
    padding: 24px 26px;
    overflow: hidden;
    background:
        linear-gradient(135deg, color-mix(in srgb, var(--primary-soft) 72%, var(--card-bg) 28%), color-mix(in srgb, var(--card-bg) 90%, var(--accent-soft) 10%)),
        var(--personal-arena-glass-strong);
}

.hero-card::before {
    display: none;
}

.hero-card > * {
    position: relative;
    z-index: 1;
}

.eyebrow {
    border-color: color-mix(in srgb, var(--personal-arena-primary) 28%, var(--personal-arena-line));
    background: var(--personal-arena-hover);
    color: var(--personal-arena-primary);
}

.hero-copy h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1.08;
    letter-spacing: 0;
}

.hero-btn,
.detail-btn,
.tab-btn {
    border: 1px solid var(--personal-arena-line);
    background: var(--personal-arena-glass-strong);
    color: var(--personal-arena-ink);
    box-shadow: var(--personal-arena-soft-shadow);
}

.hero-btn:hover,
.detail-btn:hover,
.tab-btn:hover {
    border-color: color-mix(in srgb, var(--personal-arena-primary) 48%, var(--personal-arena-line));
    background: var(--personal-arena-hover);
}

.hero-btn-primary,
.detail-btn.primary,
.tab-btn.is-active {
    border-color: transparent;
    background: linear-gradient(135deg, var(--personal-arena-primary), var(--personal-arena-primary-2));
    color: #fff;
}

.hero-grid {
    grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr);
}

.hero-search-card,
.hero-tab-card {
    border-radius: 24px;
    background: var(--personal-arena-glass);
    box-shadow: var(--personal-arena-soft-shadow);
}

.hero-search-card label {
    color: var(--personal-arena-primary);
}

.hero-search-card input {
    min-height: 52px;
    border-color: var(--personal-arena-line);
    background: var(--input-bg);
    color: var(--personal-arena-ink);
}

.hero-search-card input:focus {
    border-color: var(--personal-arena-primary);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--personal-arena-primary) 20%, transparent);
}

.hero-metrics {
    gap: 14px;
}

.metric-card {
    border-radius: 22px;
    background: var(--personal-arena-glass);
    box-shadow: var(--personal-arena-soft-shadow);
}

.metric-value {
    color: var(--personal-arena-primary);
}

.layout-grid {
    grid-template-columns: minmax(360px, 0.88fr) minmax(0, 1.34fr);
}

.panel {
    border-radius: 28px;
    background: var(--personal-arena-glass);
}

.session-row {
    border-radius: 22px;
    background: var(--personal-arena-glass);
    box-shadow: var(--personal-arena-soft-shadow);
}

.session-row:hover {
    border-color: color-mix(in srgb, var(--personal-arena-primary) 48%, var(--personal-arena-line));
    background: var(--personal-arena-hover);
    transform: translateY(-1px);
}

.session-row.is-selected {
    border-color: color-mix(in srgb, var(--personal-arena-primary) 58%, var(--personal-arena-line));
    background: var(--personal-arena-selected);
    box-shadow:
        inset 4px 0 0 var(--personal-arena-primary),
        var(--personal-arena-soft-shadow);
}

.chip,
.session-meta-pill,
.detail-kpi,
.mini-note,
.leaderboard-pill {
    border-color: var(--personal-arena-line);
    background: var(--personal-arena-glass-muted);
    color: var(--personal-arena-ink);
}

.chip.active {
    border-color: color-mix(in srgb, var(--success) 44%, var(--personal-arena-line));
    background: var(--success-soft);
    color: var(--success);
}

.chip.result {
    border-color: color-mix(in srgb, var(--warning) 46%, var(--personal-arena-line));
    background: var(--warning-soft);
    color: var(--warning);
}

.chip.composite {
    border-color: color-mix(in srgb, var(--personal-arena-primary) 40%, var(--personal-arena-line));
    background: var(--primary-soft);
    color: var(--personal-arena-primary);
}

.chip.warn,
.detail-btn.danger {
    border-color: color-mix(in srgb, var(--danger) 40%, var(--personal-arena-line));
    background: var(--danger-soft);
    color: var(--danger);
}

.stat-box,
.detail-card,
.detail-empty,
.list-empty {
    border-radius: 22px;
    background: var(--personal-arena-glass);
    box-shadow: var(--personal-arena-soft-shadow);
}

.stat-value,
.detail-kpi strong {
    color: var(--personal-arena-ink);
}

th {
    color: var(--personal-arena-primary);
}

td,
th {
    border-bottom-color: var(--personal-arena-line);
}

.leaderboard-rank {
    color: var(--personal-arena-primary);
}

@media (max-width: 1180px) {
    .layout-grid,
    .hero-grid {
        grid-template-columns: 1fr;
    }
}