:root {
    --ink-950: #0f2231;
    --ink-900: #17364d;
    --ink-700: #476479;
    --ink-500: #6e8798;
    --brand-700: #0a5b91;
    --brand-600: #1076bb;
    --brand-500: #3992cf;
    --brand-300: #9ac7e8;
    --paper: #eef4f8;
    --paper-strong: #fcfeff;
    --accent: #1076bb;
    --accent-strong: #0a5b91;
    --accent-soft: rgba(16, 118, 187, 0.14);
    --line: rgba(17, 33, 43, 0.1);
    --error-bg: rgba(170, 52, 31, 0.1);
    --error-text: #8f2a17;
    --shadow: 0 28px 70px rgba(17, 33, 43, 0.14);
    --radius-lg: 28px;
    --radius-md: 18px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    overflow-x: hidden;
    font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
    color: var(--paper-strong);
    background:
        radial-gradient(circle at 15% 10%, rgba(154, 199, 232, 0.35), transparent 22%),
        radial-gradient(circle at 85% 8%, rgba(255, 255, 255, 0.12), transparent 18%),
        linear-gradient(180deg, var(--brand-600) 0%, #0d6ba8 38%, var(--brand-700) 100%);
}

.page-shell {
    width: min(1200px, calc(100vw - 32px));
    margin: 0 auto;
    padding: 24px 0 48px;
}

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

main {
    margin-bottom: 28px;
}

.topbar h1 {
    color: var(--paper-strong);
    text-shadow: 0 8px 24px rgba(8, 40, 64, 0.24);
}

.topbar .eyebrow {
    color: rgba(255, 255, 255, 0.82);
}

h1,
h2,
h3 {
    margin: 0;
    font-family: "Trebuchet MS", "Avenir Next Condensed", sans-serif;
}

h1 {
    font-size: clamp(2rem, 4vw, 3.3rem);
}

h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
}

.eyebrow {
    margin: 0 0 8px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    font-size: 0.72rem;
    font-weight: 800;
    color: var(--accent-strong);
}

.lead,
.panel-copy,
.meta-grid dd,
td,
th,
input,
button,
li,
code,
pre,
.source-label {
    font-size: 0.98rem;
    line-height: 1.6;
}

.hero-card,
.dashboard-grid {
    display: grid;
    gap: 22px;
}

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

.dashboard-grid {
    grid-template-columns: repeat(12, minmax(0, 1fr));
}

.panel,
.hero-copy {
    min-width: 0;
    max-width: 100%;
    padding: 28px;
    border-radius: var(--radius-lg);
    background: rgba(252, 254, 255, 0.92);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
    border: 1px solid rgba(255, 255, 255, 0.35);
    color: var(--ink-950);
}

.hero-copy {
    position: relative;
    overflow: hidden;
}

.hero-copy::after {
    content: "";
    position: absolute;
    inset: auto -30px -30px auto;
    width: 180px;
    height: 180px;
    background: linear-gradient(135deg, rgba(16, 118, 187, 0.24), rgba(124, 182, 223, 0.18));
    border-radius: 36px;
    transform: rotate(18deg);
}

.stack {
    display: grid;
    gap: 16px;
}

.field {
    display: grid;
    gap: 6px;
    font-weight: 700;
}

.field span {
    font-size: 0.9rem;
}

input {
    width: 100%;
    padding: 13px 14px;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.82);
    color: var(--ink-950);
}

input:focus {
    outline: 2px solid rgba(16, 118, 187, 0.24);
    border-color: var(--accent);
}

button {
    border: 0;
    border-radius: 999px;
    font-weight: 800;
    cursor: pointer;
    transition: transform 160ms ease, opacity 160ms ease, background 160ms ease;
}

button:hover {
    transform: translateY(-1px);
}

.primary-button,
.ghost-button {
    padding: 12px 18px;
}

.primary-button {
    color: var(--paper-strong);
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-strong) 100%);
}

.ghost-button {
    background: rgba(255, 253, 248, 0.72);
    color: var(--ink-900);
    border: 1px solid var(--line);
}

.notice {
    margin-top: 14px;
    padding: 13px 14px;
    border-radius: 14px;
}

.notice-error {
    color: var(--error-text);
    background: var(--error-bg);
}

.feature-list {
    margin: 22px 0 0;
    padding-left: 18px;
}

.table-panel,
.raw-panel {
    grid-column: 1 / -1;
}

.rng-panel {
    grid-column: 1 / -1;
}

.raw-panel {
    grid-column: 1 / -1;
}

.meta-grid {
    display: grid;
    gap: 14px;
    margin: 22px 0 0;
}

.meta-grid dt {
    margin-bottom: 4px;
    font-size: 0.82rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink-500);
}

.meta-grid dd {
    margin: 0;
    word-break: break-word;
}

.table-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    margin-bottom: 18px;
}

.filter-bar {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 14px;
    margin-bottom: 18px;
}

.filter-field {
    display: grid;
    gap: 6px;
    min-width: min(100%, 420px);
    max-width: 100%;
    font-weight: 700;
}

.filter-field span {
    font-size: 0.86rem;
    color: var(--ink-700);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.filter-field select {
    display: block;
    width: 100%;
    min-width: 0;
    max-width: 100%;
    min-height: 46px;
    padding: 11px 14px;
    border: 1px solid rgba(16, 118, 187, 0.16);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.92);
    color: var(--ink-950);
    font: inherit;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    appearance: none;
    -webkit-appearance: none;
}

.filter-field select:focus {
    outline: 2px solid rgba(16, 118, 187, 0.24);
    border-color: var(--accent);
}

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

.filter-reset {
    color: var(--accent-strong);
    font-weight: 700;
    text-decoration: none;
}

.filter-reset:hover {
    text-decoration: underline;
}

.pill {
    display: inline-flex;
    align-items: center;
    padding: 8px 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent-strong);
    font-weight: 800;
}

.table-wrapper {
    min-width: 0;
    max-width: 100%;
    overflow: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.82);
}

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

th,
td {
    padding: 14px 16px;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid var(--line);
}

th {
    position: sticky;
    top: 0;
    background: linear-gradient(180deg, #f7fbfe 0%, #eef5fa 100%);
    font-size: 0.84rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink-700);
}

.group-row td {
    padding: 0;
    border-bottom: 1px solid rgba(16, 118, 187, 0.12);
}

.group-label {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    align-items: center;
    padding: 14px 18px;
    font-size: 0.92rem;
    color: var(--accent-strong);
}

.group-label strong {
    font-size: 0.95rem;
    color: var(--ink-950);
    font-weight: 800;
}

.group-label span {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.74);
    border: 1px solid rgba(16, 118, 187, 0.08);
    overflow-wrap: anywhere;
}

.group-row.tone-a td {
    background: linear-gradient(180deg, rgba(16, 118, 187, 0.16), rgba(16, 118, 187, 0.11));
}

.group-row.tone-b td {
    background: linear-gradient(180deg, rgba(10, 91, 145, 0.15), rgba(10, 91, 145, 0.1));
}

.file-row.tone-a td {
    background: rgba(16, 118, 187, 0.035);
}

.file-row.tone-b td {
    background: rgba(10, 91, 145, 0.03);
}

.file-row td {
    padding-top: 16px;
    padding-bottom: 16px;
}

.file-row td:first-child {
    width: 30%;
    color: var(--ink-700);
}

.file-row td:nth-child(2) {
    width: 34%;
    font-weight: 600;
    color: var(--ink-900);
}

.hash-cell {
    font-family: "SFMono-Regular", "Menlo", "Consolas", monospace;
    font-size: 0.9rem;
    word-break: break-word;
    overflow-wrap: anywhere;
    color: var(--ink-900);
}

.empty-state {
    padding: 24px;
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.68);
    border: 1px dashed rgba(17, 33, 43, 0.18);
}

.site-footer {
    padding: 24px 12px 8px;
    text-align: center;
    color: rgba(255, 255, 255, 0.88);
}

.site-footer small {
    display: block;
    font-size: 0.82rem;
    line-height: 1.55;
    font-weight: 400;
}

.site-footer strong {
    font-weight: 700;
}

.footer-version {
    display: inline-block;
    margin-top: 10px;
    opacity: 0.9;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.92);
    text-decoration: none;
    transition: opacity 160ms ease;
}

.site-footer a:hover {
    opacity: 0.78;
}

.white-space-nowrap {
    white-space: nowrap;
}

.source-label {
    margin: 16px 0 0;
    color: var(--ink-700);
}

pre {
    margin: 0;
    overflow: auto;
    padding: 18px;
    border-radius: var(--radius-md);
    background: #1b2830;
    color: #eff8fb;
}

@media (max-width: 920px) {
    .hero-card,
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .dashboard-grid > * {
        min-width: 0;
    }

    .meta-panel,
    .table-panel,
    .raw-panel {
        grid-column: auto;
    }

    .topbar {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 720px) {
    .page-shell {
        width: 100%;
        max-width: 1200px;
        padding: 16px 12px 32px;
    }

    .panel {
        padding: 18px;
        border-radius: 22px;
    }

    .topbar {
        gap: 10px;
        margin-bottom: 18px;
    }

    .topbar h1 {
        max-width: 14ch;
        line-height: 1.02;
    }

    .table-heading {
        align-items: flex-start;
        flex-direction: column;
        gap: 10px;
    }

    .pill {
        align-self: flex-start;
    }

    .filter-bar,
    .filter-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .filter-field {
        min-width: 0;
        width: 100%;
    }

    .filter-field select {
        font-size: 0.95rem;
    }

    .primary-button,
    .filter-reset {
        width: 100%;
        text-align: center;
    }

    .filter-reset {
        display: inline-flex;
        justify-content: center;
        padding: 12px 18px;
        border-radius: 999px;
        background: rgba(16, 118, 187, 0.08);
    }

    .table-wrapper {
        overflow: visible;
        border: 0;
        background: transparent;
    }

    table,
    tbody {
        display: block;
    }

    thead {
        display: none;
    }

    .group-row,
    .file-row {
        display: block;
    }

    .group-row td,
    .file-row td {
        display: block;
        width: 100%;
    }

    .group-row td {
        border-radius: 18px 18px 0 0;
    }

    .group-label {
        gap: 8px;
        padding: 14px;
    }

    .group-label strong {
        flex-basis: 100%;
        font-size: 1rem;
    }

    .file-row {
        border-left: 1px solid rgba(16, 118, 187, 0.12);
        border-right: 1px solid rgba(16, 118, 187, 0.12);
    }

    .file-row-last {
        border-bottom: 1px solid rgba(16, 118, 187, 0.12);
        border-radius: 0 0 18px 18px;
        overflow: hidden;
        margin-bottom: 14px;
    }

    .group-row {
        margin-top: 12px;
    }

    .group-row:first-child {
        margin-top: 0;
    }

    .file-row td {
        padding: 10px 14px 14px;
        border-bottom: 0;
    }

    .file-row td:first-child,
    .file-row td:nth-child(2) {
        width: 100%;
    }

    .file-row td:first-child {
        padding-top: 14px;
    }

    .file-row td::before {
        content: attr(data-label);
        display: block;
        margin-bottom: 4px;
        font-size: 0.72rem;
        font-weight: 800;
        letter-spacing: 0.08em;
        text-transform: uppercase;
        color: var(--ink-500);
    }

    .hash-cell {
        font-family: inherit;
        font-size: 0.96rem;
        line-height: 1.55;
        letter-spacing: 0;
    }

    .site-footer {
        padding: 16px 6px 0;
    }

    .site-footer small {
        font-size: 0.78rem;
    }

    .white-space-nowrap {
        white-space: normal;
    }
}