:root {
    --ink: #141414;
    --paper: #faf7f0;
    --muted: #766f65;
    --line: #ded8cc;
    --violet: #7c3aed;
    --mint: #10b981;
    --rose: #d14f68;
    --amber: #c88428;
    --white: #ffffff;
    --shadow: 0 18px 45px rgba(20, 20, 20, 0.11);
}

* {
    box-sizing: border-box;
}

html {
    min-width: 320px;
    background: var(--paper);
    color: var(--ink);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        linear-gradient(90deg, rgba(124, 58, 237, 0.07) 0 1px, transparent 1px 100%),
        linear-gradient(180deg, rgba(16, 185, 129, 0.05), transparent 32rem),
        var(--paper);
    background-size: 44px 44px, auto, auto;
}

button,
input,
select {
    font: inherit;
}

button {
    cursor: pointer;
}

.app-shell {
    min-height: 100vh;
    display: grid;
    grid-template-rows: auto 1fr auto;
}

.command-bar {
    position: sticky;
    top: 0;
    z-index: 10;
    display: grid;
    grid-template-columns: minmax(210px, 300px) 1fr minmax(280px, 480px);
    gap: 18px;
    align-items: center;
    padding: 14px clamp(14px, 2.4vw, 32px);
    border-bottom: 1px solid rgba(20, 20, 20, 0.12);
    background: rgba(250, 247, 240, 0.92);
    backdrop-filter: blur(18px);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: inherit;
    text-decoration: none;
    min-width: 0;
}

.brand img {
    width: 42px;
    height: 42px;
    flex: 0 0 auto;
    box-shadow: 0 10px 22px rgba(20, 20, 20, 0.17);
    border-radius: 8px;
}

.brand strong {
    display: block;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.3rem;
    line-height: 1;
}

.brand small,
.eyebrow,
.sync-state {
    color: var(--muted);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.screen-tabs {
    display: flex;
    gap: 4px;
    overflow: auto;
    scrollbar-width: none;
}

.screen-tabs::-webkit-scrollbar {
    display: none;
}

.tab,
.stage-pill,
.icon-action {
    border: 1px solid transparent;
    background: transparent;
    color: var(--muted);
    border-radius: 8px;
    min-height: 38px;
    transition: background 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}

.tab {
    padding: 0 13px;
    white-space: nowrap;
}

.tab:hover,
.tab.is-active,
.stage-pill:hover,
.stage-pill.is-current {
    background: var(--ink);
    color: var(--paper);
}

.command-tools {
    display: grid;
    grid-template-columns: 1fr 168px;
    gap: 10px;
}

.command-tools input,
.command-tools select {
    width: 100%;
    min-height: 40px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.7);
    color: var(--ink);
    padding: 0 12px;
    outline: none;
}

.command-tools input:focus,
.command-tools select:focus {
    border-color: var(--violet);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.13);
}

.workspace {
    padding: clamp(16px, 2.4vw, 32px);
}

.screen {
    display: none;
    animation: riseIn 220ms ease both;
}

.screen.is-active {
    display: block;
}

.metric-strip {
    display: grid;
    grid-template-columns: repeat(5, minmax(130px, 1fr));
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--line);
    box-shadow: var(--shadow);
}

.metric {
    min-height: 104px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.72);
}

.metric span,
.metric small {
    display: block;
    color: var(--muted);
    font-size: 0.78rem;
}

.metric strong {
    display: block;
    margin: 8px 0 4px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.7rem, 2.7vw, 2.55rem);
    line-height: 0.98;
}

.board-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(330px, 430px);
    gap: 18px;
    margin-top: 18px;
}

.case-board,
.case-inspector,
.analysis-pane,
.import-panel,
.status-layout > section,
.event-stream {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.66);
}

.section-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 18px;
    padding: 18px;
    border-bottom: 1px solid var(--line);
}

.section-head.compact {
    align-items: center;
    padding: 14px 16px;
}

h1,
h2,
h3,
h4,
p {
    margin: 0;
}

h1,
h2,
h3 {
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 700;
    line-height: 1.02;
}

h1 {
    max-width: 780px;
    font-size: clamp(2.1rem, 4vw, 4.6rem);
}

h2 {
    font-size: clamp(1.35rem, 2.2vw, 2rem);
}

h3 {
    font-size: 1.6rem;
}

.items-list {
    display: grid;
}

.case-row {
    width: 100%;
    display: grid;
    grid-template-columns: minmax(190px, 1.15fr) minmax(150px, 0.75fr) minmax(96px, 124px) 96px 64px;
    gap: 10px;
    align-items: center;
    padding: 15px 18px;
    border: 0;
    border-bottom: 1px solid var(--line);
    background: transparent;
    color: inherit;
    text-align: left;
    transition: background 160ms ease, transform 160ms ease;
}

.case-row:hover,
.case-row.is-selected {
    background: #ffffff;
}

.case-row.is-selected {
    box-shadow: inset 4px 0 0 var(--violet);
}

.case-row.has-signal .deadline {
    color: var(--rose);
    font-weight: 700;
}

.case-main,
.case-meta,
.progress-cell,
.selected-case dl div,
.event-item,
.task-line,
.signal-line,
.maintenance-line {
    min-width: 0;
}

.case-main strong,
.case-main small {
    display: block;
    overflow-wrap: anywhere;
}

.case-meta span {
    display: block;
    overflow-wrap: normal;
    word-break: normal;
}

.case-main small,
.case-meta,
.deadline,
.maintenance-line small,
.task-line small,
.event-item small,
.quiet,
.plain-text {
    color: var(--muted);
}

.case-meta {
    display: grid;
    grid-template-columns: minmax(80px, 0.8fr) minmax(72px, 1fr) minmax(48px, 0.65fr);
    gap: 6px;
    font-size: 0.84rem;
}

.progress-cell {
    position: relative;
    display: flex;
    align-items: center;
    min-height: 28px;
    border: 1px solid var(--line);
    border-radius: 999px;
    overflow: hidden;
    background: #f3eee4;
}

.progress-cell i {
    position: absolute;
    inset: 0 auto 0 0;
    background: linear-gradient(90deg, var(--mint), var(--violet));
}

.progress-cell b {
    position: relative;
    z-index: 1;
    width: 100%;
    text-align: center;
    font-size: 0.78rem;
}

.deadline,
.margin {
    font-size: 0.88rem;
    overflow-wrap: anywhere;
}

.margin {
    color: var(--mint);
    font-weight: 800;
}

.case-inspector {
    overflow: hidden;
}

.detail-pane {
    max-height: calc(100vh - 252px);
    overflow: auto;
}

.selected-case,
.check-block {
    padding: 16px;
    border-bottom: 1px solid var(--line);
}

.selected-case h3 {
    margin: 8px 0 14px;
}

.selected-case dl {
    display: grid;
    gap: 10px;
    margin: 0;
}

.selected-case dl div {
    display: grid;
    grid-template-columns: 88px minmax(0, 1fr);
    gap: 12px;
}

dt {
    color: var(--muted);
}

dd {
    margin: 0;
    overflow-wrap: anywhere;
}

.stage-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 16px;
}

.stage-pill {
    padding: 0 10px;
    min-height: 32px;
    font-size: 0.82rem;
}

.icon-action {
    width: 38px;
    min-width: 38px;
    background: var(--mint);
    color: var(--ink);
    font-size: 1.35rem;
    font-weight: 800;
}

.icon-action:hover {
    transform: translateY(-1px);
}

.check-block h4 {
    margin-bottom: 10px;
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.task-line {
    display: grid;
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 10px;
    align-items: start;
    padding: 9px 0;
}

.task-line input {
    width: 18px;
    height: 18px;
    accent-color: var(--mint);
}

.task-line strong,
.task-line small,
.maintenance-line strong,
.maintenance-line small,
.signal-line strong,
.signal-line small {
    display: block;
    overflow-wrap: anywhere;
}

.signal-line {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 10px;
    align-items: center;
    padding: 10px 0;
}

.signal-line button,
.primary-action {
    min-height: 38px;
    border: 0;
    border-radius: 8px;
    background: var(--ink);
    color: var(--paper);
    padding: 0 14px;
}

.maintenance-line {
    padding: 9px 0;
}

.split-layout,
.status-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(310px, 0.72fr);
    gap: 18px;
}

.analysis-pane,
.status-layout > section {
    padding: 18px;
}

.analysis-pane.dark {
    background: var(--ink);
    color: var(--paper);
    border-color: var(--ink);
}

.analysis-pane.dark .eyebrow,
.analysis-pane.dark .quiet,
.analysis-pane.dark span {
    color: rgba(250, 247, 240, 0.68);
}

.stage-report {
    display: grid;
    gap: 14px;
    margin-top: 24px;
}

.stage-bar {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr) 36px;
    gap: 12px;
    align-items: center;
}

.stage-bar div {
    height: 18px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: #efe8da;
}

.stage-bar i {
    display: block;
    height: 100%;
    background: linear-gradient(90deg, var(--violet), var(--mint));
}

.signal-list {
    display: grid;
    gap: 14px;
    margin-top: 20px;
}

.signal-list article {
    padding-left: 14px;
    border-left: 3px solid var(--rose);
}

.signal-list strong,
.signal-list span {
    display: block;
}

.import-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: start;
    padding: clamp(18px, 3vw, 34px);
}

.import-panel p,
.plain-text {
    max-width: 680px;
    margin-top: 10px;
    line-height: 1.55;
}

.import-log {
    grid-column: 1 / -1;
    min-height: 150px;
    margin: 0;
    overflow: auto;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--ink);
    color: var(--paper);
    padding: 16px;
    white-space: pre-wrap;
}

.public-status {
    margin-top: 18px;
    padding: 20px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: #ffffff;
}

.public-status h3 {
    margin: 12px 0;
}

.public-status p + p {
    margin-top: 8px;
}

.status-token {
    display: inline-block;
    border-radius: 8px;
    background: rgba(16, 185, 129, 0.14);
    color: #08664a;
    padding: 6px 8px;
    font-size: 0.82rem;
    font-weight: 800;
}

.event-stream {
    margin: 0 clamp(16px, 2.4vw, 32px) clamp(16px, 2.4vw, 32px);
    overflow: hidden;
}

.event-list {
    display: grid;
    grid-template-columns: repeat(4, minmax(220px, 1fr));
    max-height: 230px;
    overflow: auto;
}

.event-item {
    padding: 14px 16px;
    border-top: 1px solid var(--line);
    border-right: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.52);
}

.event-item strong,
.event-item small {
    display: block;
    overflow-wrap: anywhere;
}

.event-kind {
    display: inline-block;
    margin-bottom: 8px;
    color: var(--violet);
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.kind-incident .event-kind {
    color: var(--rose);
}

.kind-maintenance .event-kind {
    color: #087f5b;
}

.empty-state {
    padding: 22px;
}

.empty-state strong,
.empty-state span {
    display: block;
}

@keyframes riseIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1180px) {
    .command-bar {
        grid-template-columns: 1fr;
    }

    .command-tools {
        grid-template-columns: 1fr 180px;
    }

    .board-layout,
    .split-layout,
    .status-layout {
        grid-template-columns: 1fr;
    }

    .detail-pane {
        max-height: none;
    }

    .case-row {
        grid-template-columns: minmax(220px, 1fr) minmax(210px, 0.8fr) 130px;
    }

    .deadline,
    .margin {
        display: none;
    }

    .event-list {
        grid-template-columns: repeat(2, minmax(220px, 1fr));
    }
}

@media (max-width: 760px) {
    .workspace {
        padding: 12px;
    }

    .command-bar {
        padding: 12px;
        gap: 12px;
    }

    .brand strong {
        font-size: 1.1rem;
    }

    .command-tools {
        grid-template-columns: 1fr;
    }

    .metric-strip {
        grid-template-columns: 1fr 1fr;
    }

    .case-row {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .case-meta {
        grid-template-columns: 1fr;
    }

    .section-head,
    .section-head.compact,
    .import-panel {
        display: grid;
        grid-template-columns: 1fr;
    }

    h1 {
        font-size: 2.15rem;
    }

    .event-stream {
        margin: 0 12px 12px;
    }

    .event-list {
        grid-template-columns: 1fr;
    }

    .stage-bar {
        grid-template-columns: 1fr 1fr 30px;
    }
}

@media (max-width: 430px) {
    .metric-strip {
        grid-template-columns: 1fr;
    }

    .selected-case dl div {
        grid-template-columns: 1fr;
        gap: 2px;
    }
}