:root {
    --bg: #1f2228;
    --fg: #ffffff;
    --text-2: rgba(255, 255, 255, 0.7);
    --text-3: rgba(255, 255, 255, 0.5);
    --text-4: rgba(255, 255, 255, 0.3);
    --border: rgba(255, 255, 255, 0.1);
    --border-strong: rgba(255, 255, 255, 0.2);
    --surface: rgba(255, 255, 255, 0.03);
    --surface-hover: rgba(255, 255, 255, 0.08);
    --focus: rgba(59, 130, 246, 0.5);
    --max-width: 1280px;
}

* {
    box-sizing: border-box;
}

html {
    background: var(--bg);
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--fg);
    font-family: "Instrument Sans", "Segoe UI", sans-serif;
    line-height: 1.5;
}

.topbar {
    border-bottom: 1px solid var(--border);
    background: rgba(31, 34, 40, 0.94);
    backdrop-filter: blur(8px);
    position: sticky;
    top: 0;
    z-index: 10;
}

.topbar-inner {
    width: min(calc(100% - 32px), var(--max-width));
    min-height: 72px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.brand-mark {
    font-family: "Geist Mono", ui-monospace, monospace;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    font-size: 14px;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar-user {
    color: var(--text-3);
    font-size: 14px;
}

a {
    color: var(--fg);
    text-decoration: none;
}

a:hover {
    color: var(--text-3);
}

input,
textarea,
button {
    font: inherit;
}

input,
textarea {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    color: var(--fg);
    border: 1px solid var(--border-strong);
    border-radius: 0;
    padding: 14px 16px;
    outline: none;
}

input:focus,
textarea:focus {
    border-color: var(--fg);
    box-shadow: 0 0 0 3px var(--focus);
}

input::placeholder,
textarea::placeholder {
    color: var(--text-4);
}

.shell {
    width: min(calc(100% - 32px), var(--max-width));
    margin: 0 auto;
    padding: 32px 0 56px;
}

.flash {
    margin-bottom: 24px;
    padding: 16px 18px;
    background: var(--surface);
    border: 1px solid var(--border);
}

.flash-success {
    border-color: var(--fg);
}

.flash-error {
    border-color: var(--border-strong);
}

.hero,
.detail-hero {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 24px;
    padding: 32px 0 40px;
    border-bottom: 1px solid var(--border);
}

.hero-copy h1,
.detail-title {
    margin: 0;
    font-family: "Geist Mono", ui-monospace, monospace;
    font-size: clamp(56px, 12vw, 180px);
    font-weight: 300;
    line-height: 0.95;
    letter-spacing: -0.04em;
}

.detail-title {
    font-size: clamp(34px, 7vw, 96px);
}

.eyebrow,
.panel-label,
.tag,
.status,
.button,
th {
    font-family: "Geist Mono", ui-monospace, monospace;
    text-transform: uppercase;
    letter-spacing: 1.4px;
}

.eyebrow,
.panel-label {
    margin: 0 0 16px;
    font-size: 12px;
    color: var(--text-3);
}

.hero-text,
.rich-copy,
.transcript-box,
.step p,
.subtle {
    color: var(--text-2);
}

.hero-text {
    max-width: 720px;
    font-size: 18px;
}

.hero-panel,
.card,
.stat-card,
.mindmap-core,
.mindmap-branch,
.step,
.chip,
.list-item {
    background: var(--surface);
    border: 1px solid var(--border);
}

.hero-panel,
.card {
    padding: 24px;
}

.stat-grid,
.content-grid,
.detail-grid {
    display: grid;
    gap: 24px;
}

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

.stat-card {
    padding: 20px;
    min-height: 128px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.stat-card span {
    color: var(--text-3);
    font-size: 12px;
    text-transform: uppercase;
}

.stat-card strong {
    font-family: "Geist Mono", ui-monospace, monospace;
    font-size: 40px;
    font-weight: 300;
}

.content-grid,
.detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-top: 32px;
}

.card-head {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 16px;
    margin-bottom: 24px;
}

.card-head h2 {
    margin: 0;
    font-size: 30px;
    font-weight: 500;
}

.tag,
.status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 32px;
    padding: 6px 10px;
    border: 1px solid var(--border-strong);
    color: var(--fg);
    font-size: 11px;
}

.upload-form {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.upload-form label {
    display: block;
}

.upload-form span {
    display: block;
    margin-bottom: 8px;
    color: var(--text-2);
    font-size: 14px;
}

.full-width {
    grid-column: 1 / -1;
}

.form-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.action-stack {
    display: grid;
    gap: 8px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 48px;
    padding: 12px 24px;
    font-size: 14px;
    cursor: pointer;
    border-radius: 0;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.button-small {
    min-height: 38px;
    padding: 8px 14px;
    font-size: 12px;
}

.button-primary {
    background: var(--fg);
    color: var(--bg);
    border: 1px solid var(--fg);
}

.button-primary:hover {
    background: rgba(255, 255, 255, 0.9);
    color: var(--bg);
}

.button-ghost {
    background: transparent;
    color: var(--fg);
    border: 1px solid var(--border-strong);
}

.button-ghost:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--fg);
}

.button-danger {
    background: transparent;
    color: var(--fg);
    border: 1px solid rgba(255, 255, 255, 0.35);
}

.button-danger:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--fg);
}

.stack,
.list-stack {
    display: grid;
    gap: 12px;
}

.step,
.list-item {
    padding: 16px;
}

.step span {
    display: inline-block;
    margin-bottom: 8px;
    font-family: "Geist Mono", ui-monospace, monospace;
    color: var(--text-3);
}

.code-block {
    margin: 24px 0 0;
    padding: 16px;
    border: 1px solid var(--border);
    color: var(--text-2);
    overflow-x: auto;
}

.table-card {
    margin-top: 32px;
}

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th,
td {
    padding: 16px 12px;
    border-top: 1px solid var(--border);
    text-align: left;
    vertical-align: top;
}

th {
    color: var(--text-3);
    font-size: 11px;
    font-weight: 400;
}

td {
    color: var(--fg);
}

.record-link {
    font-size: 18px;
}

.subtle {
    margin-top: 4px;
    font-size: 13px;
}

.empty-state {
    color: var(--text-2);
}

.status-completed {
    border-color: var(--fg);
}

.status-processing {
    border-color: rgba(255, 255, 255, 0.5);
}

.status-queued {
    border-color: rgba(255, 255, 255, 0.75);
}

.status-failed {
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--text-2);
}

.status-pending {
    border-color: var(--border);
    color: var(--text-3);
}

.detail-meta {
    display: grid;
    gap: 12px;
    align-content: start;
}

.meta-pair {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border);
}

.meta-pair span {
    color: var(--text-3);
}

.chip-list,
.branch-points {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.chip {
    padding: 10px 12px;
    font-size: 14px;
}

.mindmap-root {
    display: grid;
    gap: 16px;
}

.mindmap-core {
    padding: 18px;
    font-family: "Geist Mono", ui-monospace, monospace;
    font-size: 24px;
}

.mindmap-branches {
    display: grid;
    gap: 12px;
}

.mindmap-branch {
    padding: 16px;
}

.mindmap-branch h3 {
    margin: 0 0 12px;
    font-size: 18px;
    font-weight: 500;
}

.transcript-box {
    white-space: pre-wrap;
    word-break: break-word;
    border-top: 1px solid var(--border);
    padding-top: 20px;
}

.error-card {
    margin-top: 24px;
}

.auth-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 24px;
}

.auth-card {
    width: min(100%, 520px);
    padding: 32px;
}

.auth-card h1 {
    margin: 0 0 12px;
    font-family: "Geist Mono", ui-monospace, monospace;
    font-size: clamp(38px, 8vw, 72px);
    font-weight: 300;
    line-height: 0.95;
}

.auth-copy {
    margin: 0 0 24px;
    color: var(--text-2);
}

.auth-form {
    display: grid;
    gap: 16px;
}

.auth-form label span {
    display: block;
    margin-bottom: 8px;
    color: var(--text-2);
    font-size: 14px;
}

.auth-error {
    padding: 14px 16px;
    border: 1px solid var(--border-strong);
    color: var(--fg);
    background: rgba(255, 255, 255, 0.04);
}

@media (max-width: 1024px) {
    .hero,
    .detail-hero,
    .content-grid,
    .detail-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .shell {
        width: min(calc(100% - 24px), var(--max-width));
        padding-top: 24px;
    }

    .topbar-inner {
        width: min(calc(100% - 24px), var(--max-width));
        min-height: 64px;
    }

    .upload-form,
    .stat-grid {
        grid-template-columns: 1fr;
    }

    .hero,
    .detail-hero {
        padding-top: 16px;
    }

    .card,
    .hero-panel {
        padding: 20px;
    }
}