:root {
    --bg: #f5efe4;
    --panel: rgba(255, 252, 247, 0.88);
    --panel-border: rgba(86, 63, 43, 0.16);
    --text: #26160b;
    --muted: #70543f;
    --accent: #b75f1c;
    --accent-deep: #8f4312;
    --green: #1f9d55;
    --red: #d64545;
    --yellow: #d8a323;
    --blue-deep: #183147;
    --blue-mid: #244a69;
    --blue-light: #88c9d6;
    --metric-overall: #2b7892;
    --metric-pitch: #5b963f;
    --metric-timing: #d4891e;
    --metric-duration: #23788f;
    --shadow: 0 20px 60px rgba(55, 31, 8, 0.12);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    font-family: Georgia, "Times New Roman", serif;
    color: var(--text);
    background:
        radial-gradient(circle at top left, rgba(240, 186, 119, 0.45), transparent 28%),
        radial-gradient(circle at top right, rgba(124, 68, 26, 0.18), transparent 24%),
        linear-gradient(180deg, #f9f2e6 0%, #efe4d3 48%, #e4d2bd 100%);
}

.shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 40px 0 56px;
}

.hero {
    margin-bottom: 24px;
    padding: 12px 4px 20px;
    display: block;
}

.eyebrow {
    margin: 0 0 10px;
    font-size: 0.8rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent-deep);
}

.pocket-logo {
    display: block;
    width: min(100%, 620px);
    height: auto;
    margin: 0 auto;
}

.hero-copy h1 {
    margin: 0 0 16px;
}

h1,
h2,
label,
button {
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

h1 {
    margin: 0;
    font-size: clamp(2.4rem, 4.8vw, 4.2rem);
    line-height: 0.98;
    max-width: 12ch;
}

.lede {
    max-width: 62ch;
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--muted);
}

.overview-panel[hidden] {
    display: none;
}

.overview-panel {
    background:
        radial-gradient(circle at top right, rgba(120, 188, 202, 0.18), transparent 24%),
        linear-gradient(180deg, rgba(252, 250, 245, 0.96), rgba(240, 233, 223, 0.94));
}

.encoding-panel[hidden] {
    display: none;
}

.encoding-panel {
    border-color: rgba(36, 74, 105, 0.2);
    background:
        linear-gradient(180deg, rgba(252, 250, 245, 0.96), rgba(239, 245, 244, 0.9));
}

.encoding-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
    gap: 18px;
    align-items: start;
    margin-bottom: 16px;
}

.encoding-hero h2,
.encoding-block h3 {
    margin: 0;
}

.encoding-subtitle {
    margin: 8px 0 0;
    color: var(--muted);
    line-height: 1.5;
}

.encoding-big-picture,
.encoding-block,
.encoding-chunk-card {
    border: 1px solid rgba(36, 74, 105, 0.14);
    border-radius: 18px;
    background: rgba(255, 255, 255, 0.74);
}

.encoding-big-picture {
    display: grid;
    gap: 8px;
    padding: 14px;
}

.encoding-big-picture span {
    display: grid;
    gap: 3px;
    color: var(--muted);
    line-height: 1.35;
}

.encoding-rhythm-summary {
    display: grid;
    gap: 8px;
}

.encoding-rhythm-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px;
}

.encoding-rhythm-pattern {
    display: grid;
    gap: 8px;
    padding: 10px;
    border: 1px solid rgba(36, 74, 105, 0.14);
    border-radius: 8px;
    background: rgba(255, 252, 247, 0.82);
}

.encoding-rhythm-pattern-head {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    gap: 8px;
    align-items: baseline;
}

.encoding-rhythm-pattern-head b {
    color: var(--accent-deep);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

.encoding-rhythm-pattern-head span {
    display: block;
    min-width: 0;
    color: var(--text);
    font-size: 0.86rem;
    line-height: 1.25;
}

.rhythm-grid {
    display: grid;
    grid-template-columns: repeat(var(--rhythm-steps, 16), minmax(5px, 1fr));
    gap: 2px;
    align-items: end;
    min-height: 24px;
}

.rhythm-figure {
    display: grid;
    gap: 3px;
}

.rhythm-counts {
    display: grid;
    grid-template-columns: repeat(var(--rhythm-steps, 16), minmax(5px, 1fr));
    gap: 2px;
    color: var(--muted);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.62rem;
    line-height: 1;
    text-align: center;
}

.rhythm-counts span.beat {
    color: var(--text);
    font-weight: 800;
}

.rhythm-vocalization-lane {
    display: grid;
    grid-template-columns: repeat(var(--rhythm-steps, 16), minmax(5px, 1fr));
    gap: 2px;
    align-items: center;
    min-height: 16px;
    color: var(--accent-deep);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.68rem;
    font-weight: 800;
    line-height: 1;
    text-align: left;
}

.rhythm-vocal-syllable {
    justify-self: stretch;
    min-width: 0;
    overflow: hidden;
    padding-top: 1px;
    text-align: left;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.rhythm-step {
    display: block;
    height: 12px;
    border-left: 1px solid rgba(36, 74, 105, 0.18);
    background: rgba(36, 74, 105, 0.07);
}

.rhythm-step.beat {
    border-left-color: rgba(36, 74, 105, 0.42);
}

.rhythm-step.active {
    background: rgba(31, 157, 85, 0.32);
}

.rhythm-step.onset {
    height: 22px;
    background: rgba(31, 157, 85, 0.78);
}

.rhythm-grid-fallback {
    padding: 7px 8px;
    border-radius: 8px;
    background: rgba(36, 74, 105, 0.08);
    color: var(--muted);
    font-size: 0.82rem;
}

.encoding-rhythm-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    align-items: center;
}

.encoding-rhythm-meta small,
.encoding-rhythm-meta em {
    padding: 3px 6px;
    border-radius: 999px;
    background: rgba(36, 74, 105, 0.08);
    color: var(--muted);
    font-size: 0.74rem;
    font-style: normal;
}

.encoding-chunk-rhythm {
    display: grid;
    gap: 8px;
    margin-top: 10px;
}

.encoding-chunk-rhythm .encoding-rhythm-grid,
.encoding-chunk-rhythm {
    grid-template-columns: 1fr;
}

.encoding-chunk-rhythm .encoding-rhythm-pattern {
    padding: 9px;
    background: rgba(255, 252, 247, 0.66);
}

.encoding-chunk-rhythm .encoding-rhythm-pattern-head span {
    font-size: 0.82rem;
}

.encoding-big-picture strong,
.encoding-chunk-heading,
.encoding-pattern {
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

.encoding-big-picture strong {
    color: var(--text);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.encoding-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 16px;
}

.encoding-block {
    padding: 16px;
}

.encoding-chip-list,
.encoding-chunks,
.encoding-pattern-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.encoding-chip,
.encoding-pattern {
    display: inline-grid;
    gap: 2px;
    padding: 8px 10px;
    border-radius: 12px;
    background: rgba(36, 74, 105, 0.08);
    color: var(--blue-deep);
    font-size: 0.86rem;
}

.encoding-chip strong {
    font-size: 0.76rem;
    color: var(--accent-deep);
}

.encoding-pipeline {
    margin: 12px 0 0 20px;
    padding: 0;
    color: var(--muted);
    line-height: 1.5;
}

.encoding-pipeline li {
    margin-bottom: 8px;
}

.encoding-pipeline strong {
    margin-right: 8px;
    color: var(--text);
    text-transform: capitalize;
}

.encoding-chunks-block {
    margin-top: 16px;
}

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

.encoding-chunk-card {
    padding: 14px;
}

.encoding-chunk-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    color: var(--text);
}

.encoding-chunk-heading span {
    color: var(--muted);
    font-size: 0.82rem;
    font-weight: 700;
}

.encoding-chunk-card p {
    margin: 10px 0;
    color: var(--muted);
    line-height: 1.45;
}

.encoding-chunk-card em {
    display: block;
    margin-top: 9px;
    color: var(--accent-deep);
    font-style: normal;
    font-weight: 700;
    line-height: 1.4;
}

.encoding-overlap {
    font-weight: 700;
}

.encoding-chunk-card ul {
    margin: 10px 0 0 18px;
    padding: 0;
    color: var(--muted);
    line-height: 1.45;
}

.overview-header {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    align-items: flex-start;
    margin-bottom: 18px;
}

.overview-kicker {
    margin: 0 0 6px;
    color: var(--accent-deep);
    text-transform: uppercase;
    letter-spacing: 0.14em;
    font-size: 0.78rem;
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

.overview-header h2 {
    margin: 0 0 8px;
    font-size: 1.9rem;
}

.overview-subtitle {
    margin: 0;
    max-width: 60ch;
    color: var(--muted);
}

.overview-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
}

.overview-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    border-radius: 999px;
    background: rgba(24, 49, 71, 0.08);
    color: var(--blue-deep);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.88rem;
    font-weight: 700;
}

.overview-badge-warning {
    border: 1px solid rgba(190, 42, 42, 0.34);
    background: rgba(255, 229, 229, 0.95);
    color: #9d1f1f;
    box-shadow: 0 6px 18px rgba(190, 42, 42, 0.12);
}

.warning-badge-icon {
    position: relative;
    display: inline-flex;
    width: 18px;
    height: 16px;
    flex: 0 0 auto;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-size: 0.74rem;
    font-weight: 900;
    line-height: 1;
}

.warning-badge-icon::before {
    content: "";
    position: absolute;
    inset: 0;
    background: #b52828;
    clip-path: polygon(50% 0, 100% 100%, 0 100%);
}

.warning-badge-icon span {
    position: relative;
    top: 2px;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.metric-card {
    display: grid;
    align-content: start;
    justify-items: start;
    padding: 18px 18px 16px;
    border-radius: 20px;
    border: 1px solid rgba(29, 58, 77, 0.12);
    background: rgba(255, 255, 255, 0.76);
}

.metric-primary {
    background: linear-gradient(180deg, rgba(36, 74, 105, 0.97), rgba(24, 49, 71, 0.98));
    color: #eef7fb;
}

.metric-primary .metric-label,
.metric-primary .metric-hint {
    color: rgba(238, 247, 251, 0.8);
}

.metric-label {
    margin: 0 0 10px;
    color: var(--muted);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.metric-value {
    margin: 0;
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: clamp(1.8rem, 3vw, 2.45rem);
    line-height: 1;
}

.metric-hint {
    margin: 0;
    color: var(--muted);
    font-size: 0.92rem;
    line-height: 1.4;
}

.score-ring {
    --score-percent: 0;
    --score-color: #2b7892;
    --score-track: rgba(36, 74, 105, 0.14);
    position: relative;
    display: grid;
    place-items: center;
    aspect-ratio: 1;
    margin: 0 0 12px;
    border-radius: 50%;
    background:
        conic-gradient(var(--score-color) calc(var(--score-percent) * 1%), var(--score-track) 0),
        linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(242, 248, 250, 0.9));
    box-shadow: inset 0 0 0 1px rgba(24, 49, 71, 0.08), 0 10px 22px rgba(24, 49, 71, 0.1);
}

.score-ring::before {
    content: "";
    position: absolute;
    inset: 13%;
    border-radius: 50%;
    background: rgba(255, 252, 247, 0.98);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.95);
}

.score-ring-content {
    position: relative;
    z-index: 1;
    display: grid;
    justify-items: center;
    gap: 4px;
    text-align: center;
}

.score-ring-content span {
    color: var(--muted);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.78rem;
    font-weight: 800;
}

.score-ring-large {
    width: min(172px, 100%);
}

.score-ring-detail {
    --score-pitch-percent: 0;
    --score-timing-percent: 0;
    --score-duration-percent: 0;
    background:
        radial-gradient(circle, rgba(255, 253, 249, 0.96) 0 38%, transparent 38.5%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(236, 247, 249, 0.88));
}

.score-ring-detail::before {
    inset: 31%;
    z-index: 1;
}

.score-detail-ring {
    --ring-percent: 0;
    --ring-color: var(--score-color);
    --ring-track: rgba(36, 74, 105, 0.12);
    position: absolute;
    border-radius: 50%;
    background: conic-gradient(var(--ring-color) calc(var(--ring-percent) * 1%), var(--ring-track) 0);
    transform: rotate(-90deg);
    -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 8px), #000 calc(100% - 7px));
    mask: radial-gradient(farthest-side, transparent calc(100% - 8px), #000 calc(100% - 7px));
}

.score-overall-ring {
    --ring-percent: var(--score-percent);
    --ring-color: var(--metric-overall);
    inset: 4%;
}

.score-pitch-ring {
    --ring-percent: var(--score-pitch-percent);
    --ring-color: var(--metric-pitch);
    inset: 13%;
}

.score-timing-ring {
    --ring-percent: var(--score-timing-percent);
    --ring-color: var(--metric-timing);
    inset: 22%;
}

.score-duration-ring {
    --ring-percent: var(--score-duration-percent);
    --ring-color: var(--metric-duration);
    inset: 31%;
}

.score-ring-small {
    width: 104px;
}

.score-ring-small .metric-value,
.score-ring-small strong {
    font-size: 1.52rem;
}

.metric-primary .score-ring {
    --score-track: rgba(238, 247, 251, 0.16);
    background:
        conic-gradient(var(--score-color) calc(var(--score-percent) * 1%), var(--score-track) 0),
        linear-gradient(180deg, rgba(238, 247, 251, 0.12), rgba(238, 247, 251, 0.04));
    box-shadow: inset 0 0 0 1px rgba(238, 247, 251, 0.14), 0 14px 26px rgba(6, 20, 32, 0.22);
}

.metric-primary .score-ring-detail,
.review-score-main .score-ring-detail {
    background:
        radial-gradient(circle, rgba(255, 253, 249, 0.96) 0 38%, transparent 38.5%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(236, 247, 249, 0.88));
}

.metric-primary .score-ring::before,
.review-score-main .score-ring::before {
    background: linear-gradient(180deg, #fffdf9, #edf7f8);
    box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.95),
        0 0 0 1px rgba(238, 247, 251, 0.34);
}

.metric-primary .score-ring-content span,
.review-score-main .score-ring-content span {
    color: rgba(24, 49, 71, 0.72);
}

.metric-primary .score-ring .metric-value,
.review-score-main .score-ring strong {
    color: var(--text);
}

.panel {
    margin-top: 18px;
    padding: 22px;
    border: 1px solid var(--panel-border);
    border-radius: 24px;
    background: var(--panel);
    box-shadow: var(--shadow);
    backdrop-filter: blur(8px);
}

.auth-panel {
    padding: 16px 18px;
}

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

.auth-row button[hidden],
.auth-row input[hidden] {
    display: none;
}

.collapsible-panel {
    padding-top: 16px;
}

.section-toggle {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 0 0 10px;
    border: none;
    border-radius: 0;
    background: transparent;
    color: var(--text);
    font-size: 1rem;
    text-align: left;
    box-shadow: none;
}

.section-toggle:hover:enabled {
    transform: none;
    filter: none;
}

.section-toggle-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 999px;
    background: rgba(183, 95, 28, 0.12);
    color: var(--accent-deep);
    font-size: 1.2rem;
    line-height: 1;
}

.section-body[hidden] {
    display: none;
}

.controls {
    position: relative;
    overflow: hidden;
}

.controls::after {
    content: "";
    position: absolute;
    inset: auto -120px -120px auto;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(183, 95, 28, 0.22), transparent 65%);
    pointer-events: none;
}

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

.field-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 16px;
}

label {
    font-size: 0.92rem;
    font-weight: 700;
}

input[type="number"],
select {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid rgba(89, 61, 39, 0.24);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.88);
    color: var(--text);
    font-size: 1rem;
}

.native-file-input {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    clip-path: inset(50%);
}

.file-picker-control {
    display: flex;
    align-items: center;
    gap: 10px;
    width: 100%;
    min-height: 44px;
    padding: 6px;
    border: 1px solid rgba(89, 61, 39, 0.24);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.88);
}

.file-picker-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 32px;
    padding: 7px 12px;
    border-radius: 999px;
    color: #fff8f1;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
    cursor: pointer;
    font-size: 0.88rem;
    font-weight: 800;
    white-space: nowrap;
}

.native-file-input:focus-visible + .file-picker-control .file-picker-button {
    outline: 3px solid rgba(136, 201, 214, 0.7);
    outline-offset: 2px;
}

.native-file-input:disabled + .file-picker-control {
    opacity: 0.55;
}

.native-file-input:disabled + .file-picker-control .file-picker-button {
    cursor: not-allowed;
}

.file-picker-name {
    min-width: 0;
    overflow: hidden;
    color: var(--muted);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.94rem;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.inline-option {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    width: fit-content;
    color: var(--muted);
    font-size: 0.9rem;
}

.inline-option input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--accent);
}

.latency-apply-option {
    padding: 8px 10px;
    border: 1px solid rgba(89, 61, 39, 0.16);
    border-radius: 13px;
    background: rgba(255, 255, 255, 0.62);
}

.auto-repeat-settings {
    padding: 14px;
    border: 1px solid rgba(36, 74, 105, 0.14);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.58);
}

.auto-repeat-settings .field-row > div {
    display: grid;
    gap: 8px;
}

.auto-repeat-toggle {
    padding: 8px 10px;
    border: 1px solid rgba(31, 157, 85, 0.2);
    border-radius: 13px;
    background: rgba(31, 157, 85, 0.08);
}

.button-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 8px;
}

.compact-row {
    gap: 8px;
    margin-top: 0;
}

.compact-row button {
    padding: 9px 14px;
    font-size: 0.86rem;
}

button {
    border: none;
    border-radius: 999px;
    padding: 12px 18px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    color: #fff8f1;
    background: linear-gradient(135deg, var(--accent) 0%, var(--accent-deep) 100%);
    transition: transform 120ms ease, filter 120ms ease, opacity 120ms ease;
}

button:hover:enabled {
    transform: translateY(-1px);
    filter: brightness(1.03);
}

button:disabled {
    opacity: 0.42;
    cursor: not-allowed;
}

.status {
    margin-top: 16px;
    padding: 12px 14px;
    border-radius: 14px;
    color: var(--accent-deep);
    background: rgba(183, 95, 28, 0.1);
}

.calibration-result {
    padding: 10px 12px;
    border: 1px solid rgba(80, 129, 88, 0.26);
    border-radius: 14px;
    background: rgba(80, 129, 88, 0.1);
    color: #244b30;
    font-size: 0.92rem;
    font-weight: 700;
}

.reference-image-panel[hidden] {
    display: none;
}

.reference-image {
    display: block;
    width: 100%;
    max-height: 720px;
    object-fit: contain;
    border-radius: 18px;
    border: 1px solid rgba(89, 61, 39, 0.16);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.88), rgba(247, 239, 227, 0.95));
}

.section-heading {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    gap: 16px;
    margin-bottom: 12px;
}

.section-heading p {
    margin: 0;
    color: var(--muted);
}

.helper {
    margin: 0;
    color: var(--muted);
    line-height: 1.5;
}

.midi-mru {
    margin-top: 12px;
    padding: 12px;
    border-radius: 16px;
    border: 1px solid rgba(89, 61, 39, 0.14);
    background: rgba(255, 255, 255, 0.62);
}

.pocket-midi-browser {
    margin-top: 12px;
    padding: 12px;
    border-radius: 16px;
    border: 1px solid rgba(36, 74, 105, 0.16);
    background: rgba(255, 255, 255, 0.68);
}

.pocket-midi-browser-heading,
.midi-mru-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
    color: var(--muted);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.86rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.pocket-midi-browser-heading {
    margin-bottom: 10px;
}

.pocket-midi-browser-heading button {
    padding: 6px 9px;
    font-size: 0.76rem;
    background: rgba(36, 74, 105, 0.12);
    color: var(--blue-deep);
}

.pocket-midi-picker-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
    align-items: center;
}

.pocket-midi-picker-row button {
    white-space: nowrap;
}

.midi-mru-heading button {
    padding: 6px 9px;
    font-size: 0.76rem;
    background: rgba(181, 87, 25, 0.16);
    color: var(--accent-deep);
}

.midi-mru-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.midi-mru-item {
    display: grid;
    gap: 2px;
    min-width: min(220px, 100%);
    padding: 9px 11px;
    border-radius: 13px;
    border: 1px solid rgba(36, 74, 105, 0.16);
    background: rgba(255, 252, 247, 0.86);
    color: var(--text);
    box-shadow: none;
    text-align: left;
}

.midi-mru-item:hover:enabled {
    transform: none;
}

.midi-mru-item.active {
    border-color: rgba(31, 157, 85, 0.38);
    background: rgba(31, 157, 85, 0.12);
}

.midi-mru-item span {
    font-weight: 800;
}

.midi-mru-item small {
    color: var(--muted);
    font-size: 0.78rem;
}

canvas {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 20px;
    background: linear-gradient(180deg, #fbfcff, #eef3f8);
    border: 1px solid rgba(24, 49, 71, 0.1);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), 0 14px 34px rgba(24, 49, 71, 0.08);
}

#lessonTrendCanvas {
    cursor: pointer;
}

.results {
    margin: 14px 0 0;
    padding: 14px;
    border-radius: 16px;
    white-space: pre-wrap;
    background: rgba(43, 24, 12, 0.06);
    color: var(--text);
    line-height: 1.5;
}

.review-panel {
    border-color: rgba(31, 157, 85, 0.18);
}

.review-summary-grid {
    display: grid;
    grid-template-columns: minmax(220px, 1.35fr) repeat(3, minmax(120px, 0.65fr));
    gap: 12px;
    margin-bottom: 18px;
}

.review-score-card {
    display: grid;
    align-content: start;
    justify-items: start;
    padding: 16px;
    border-radius: 18px;
    border: 1px solid rgba(29, 58, 77, 0.12);
    background: rgba(255, 255, 255, 0.74);
}

.review-score-main {
    background: linear-gradient(180deg, rgba(36, 74, 105, 0.98), rgba(24, 49, 71, 0.99));
    color: #eef7fb;
}

.review-score-label {
    display: block;
    margin-bottom: 8px;
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--muted);
}

.review-score-main .review-score-label,
.review-score-main span {
    color: rgba(238, 247, 251, 0.82);
}

.review-score-card strong {
    display: block;
    margin: 0;
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    line-height: 1;
}

.review-score-main .score-ring {
    --score-track: rgba(238, 247, 251, 0.16);
    width: min(172px, 100%);
    background:
        conic-gradient(var(--score-color) calc(var(--score-percent) * 1%), var(--score-track) 0),
        linear-gradient(180deg, rgba(238, 247, 251, 0.12), rgba(238, 247, 251, 0.04));
    box-shadow: inset 0 0 0 1px rgba(238, 247, 251, 0.14), 0 14px 26px rgba(6, 20, 32, 0.22);
}

.review-block {
    margin-top: 16px;
}

.review-block-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 10px;
}

.review-block-heading h2 {
    margin: 0;
    font-size: 1.1rem;
}

.rhythm-words-toggle {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--muted);
    font-size: 0.9rem;
}

.rhythm-words-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 10px;
}

.rhythm-word-card {
    display: grid;
    gap: 6px;
    padding: 12px;
    border: 1px solid rgba(38, 22, 11, 0.12);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.76);
}

.rhythm-word-card div {
    display: grid;
    gap: 2px;
}

.rhythm-word-card span,
.rhythm-word-meta {
    color: var(--muted);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.rhythm-word-card strong {
    color: var(--text);
    font-size: 1rem;
    line-height: 1.25;
}

.bar-error-map {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.bar-chip,
.review-error-item {
    border: 1px solid rgba(38, 22, 11, 0.12);
    background: rgba(255, 255, 255, 0.76);
    color: var(--text);
    box-shadow: none;
}

.bar-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 9px 12px;
    border-radius: 999px;
}

.bar-correct {
    border-color: rgba(31, 157, 85, 0.34);
    background: rgba(31, 157, 85, 0.12);
}

.bar-light {
    border-color: rgba(216, 163, 35, 0.42);
    background: rgba(216, 163, 35, 0.16);
}

.bar-severe {
    border-color: rgba(214, 69, 69, 0.38);
    background: rgba(214, 69, 69, 0.14);
}

.review-columns {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.8fr);
    gap: 16px;
}

.review-error-list {
    display: grid;
    gap: 8px;
    max-height: 340px;
    overflow: auto;
}

.review-error-item {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 4px 12px;
    width: 100%;
    padding: 11px 12px;
    border-radius: 14px;
    text-align: left;
}

.review-error-item:hover:enabled {
    transform: none;
}

.review-error-item strong,
.review-error-item span {
    grid-column: 1;
}

.review-error-item span {
    color: var(--muted);
    font-size: 0.9rem;
}

.review-error-item em {
    grid-column: 2;
    grid-row: 1 / span 2;
    align-self: center;
    padding: 5px 8px;
    border-radius: 999px;
    background: rgba(214, 69, 69, 0.12);
    color: #8f2d2d;
    font-style: normal;
    font-size: 0.78rem;
    font-weight: 700;
}

.review-error-item.selected {
    border-color: rgba(36, 74, 105, 0.45);
    box-shadow: 0 0 0 2px rgba(36, 74, 105, 0.12);
}

.review-detail-panel {
    min-height: 160px;
    padding: 14px;
    border-radius: 16px;
    border: 1px solid rgba(89, 61, 39, 0.14);
    background: rgba(255, 255, 255, 0.7);
    color: var(--muted);
    line-height: 1.5;
}

.review-detail-panel h3 {
    margin: 0 0 10px;
    color: var(--text);
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
}

.review-detail-panel p {
    margin: 7px 0;
}

.trend-block[hidden] {
    display: none;
}

.trend-status {
    color: var(--muted);
    font-size: 0.86rem;
    font-weight: 700;
}

.trend-detail {
    display: grid;
    gap: 8px;
    margin-top: 10px;
    padding: 12px;
    border: 1px solid rgba(89, 61, 39, 0.14);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.76);
}

.trend-detail[hidden] {
    display: none;
}

.trend-detail div:first-child {
    display: flex;
    justify-content: space-between;
    gap: 12px;
}

.trend-detail span,
.trend-detail small,
.trend-detail dt {
    color: var(--muted);
}

.trend-detail dl {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 8px;
    margin: 0;
}

.trend-detail dt,
.trend-detail dd {
    margin: 0;
}

.trend-detail dd {
    font-weight: 800;
}

.trend-open-analysis {
    justify-self: start;
    padding: 7px 11px;
    border-radius: 999px;
    font-size: 0.82rem;
}

.trend-legend {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 10px;
    color: var(--muted);
    font-size: 0.86rem;
    font-weight: 800;
}

.trend-legend span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.trend-legend span::before {
    content: "";
    width: 18px;
    height: 3px;
    border-radius: 999px;
    background: currentColor;
}

.trend-overall {
    color: #244a69;
}

.trend-timing {
    color: var(--metric-timing);
}

.trend-pitch {
    color: var(--metric-pitch);
}

.trend-duration {
    color: var(--metric-duration);
}

.practice-suggestions {
    margin: 0 0 12px 20px;
    padding: 0;
    line-height: 1.6;
}

.practice-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.practice-actions button {
    padding: 9px 12px;
    font-size: 0.86rem;
}

.smart-coach-panel {
    border-color: rgba(181, 87, 25, 0.22);
    background:
        radial-gradient(circle at 18% 0%, rgba(230, 164, 91, 0.18), transparent 34%),
        rgba(255, 252, 247, 0.9);
}

.coach-hero {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(260px, 0.65fr);
    gap: 16px;
    align-items: stretch;
    margin-bottom: 18px;
}

.coach-hero h2,
.coach-card h3,
.coach-task-card h3,
.coach-practice-session h3 {
    margin: 0;
}

.coach-subtitle,
.coach-message,
.coach-task-card p,
.coach-pattern-item span {
    color: var(--muted);
    line-height: 1.5;
}

.coach-message {
    margin: 12px 0 0;
    font-size: 1.06rem;
}

.coach-why-card,
.coach-card,
.coach-practice-session {
    padding: 16px;
    border-radius: 18px;
    border: 1px solid rgba(89, 61, 39, 0.14);
    background: rgba(255, 255, 255, 0.74);
}

.coach-why-card span,
.coach-task-kicker {
    display: block;
    margin-bottom: 8px;
    font-family: "Trebuchet MS", "Segoe UI", sans-serif;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #9a531d;
}

.coach-why-card p {
    margin: 0 0 12px;
    color: var(--muted);
    line-height: 1.5;
}

.coach-why-card strong {
    display: inline-flex;
    padding: 8px 10px;
    border-radius: 999px;
    background: rgba(36, 74, 105, 0.1);
    color: #183147;
}

.coach-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    gap: 16px;
}

.coach-pattern-list,
.coach-task-list {
    display: grid;
    gap: 10px;
    margin-top: 12px;
}

.coach-pattern-item {
    display: grid;
    gap: 4px;
    width: 100%;
    padding: 12px;
    border-radius: 15px;
    border: 1px solid rgba(89, 61, 39, 0.14);
    background: rgba(255, 255, 255, 0.72);
    color: var(--text);
    text-align: left;
    box-shadow: none;
}

.coach-pattern-item.primary {
    border-color: rgba(36, 74, 105, 0.38);
    background: rgba(36, 74, 105, 0.08);
}

.coach-pattern-item:hover:enabled {
    transform: none;
}

.coach-pattern-item em {
    color: #9a531d;
    font-style: normal;
    font-size: 0.82rem;
    font-weight: 700;
}

.coach-task-card {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 14px;
    align-items: center;
    padding: 14px;
    border-radius: 18px;
    border: 1px solid rgba(89, 61, 39, 0.14);
    background: rgba(255, 255, 255, 0.78);
}

.coach-task-card.selected {
    border-color: rgba(181, 87, 25, 0.42);
    box-shadow: 0 0 0 2px rgba(181, 87, 25, 0.1);
}

.coach-task-card p {
    margin: 6px 0;
}

.coach-task-card small {
    color: var(--muted);
    font-weight: 700;
}

.coach-practice-session {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    margin-top: 16px;
    background: linear-gradient(180deg, rgba(36, 74, 105, 0.08), rgba(255, 255, 255, 0.78));
}

.coach-practice-session dl {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 12px 0 0;
}

.coach-practice-session dl div {
    padding: 8px 10px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.72);
}

.coach-practice-session dt {
    color: var(--muted);
    font-size: 0.76rem;
    font-weight: 800;
    text-transform: uppercase;
}

.coach-practice-session dd {
    margin: 2px 0 0;
    font-weight: 800;
}

.coach-session-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    min-width: 190px;
}

.coach-debug-details {
    margin-top: 14px;
    color: var(--muted);
}

.coach-debug-details summary {
    cursor: pointer;
    font-weight: 800;
}

.coach-debug-details pre {
    margin: 10px 0 0;
    padding: 12px;
    max-height: 260px;
    overflow: auto;
    border-radius: 14px;
    background: rgba(43, 24, 12, 0.06);
    color: var(--text);
    white-space: pre-wrap;
}

.technical-details-panel {
    background: rgba(255, 252, 247, 0.72);
}

.technical-subpanel {
    padding: 14px 0;
    border-top: 1px solid rgba(89, 61, 39, 0.12);
}

.technical-subpanel:first-child {
    border-top: none;
    padding-top: 0;
}

.empty-review-state {
    color: var(--muted);
}

@media (max-width: 720px) {
    .shell {
        width: min(100% - 20px, 1120px);
        padding-top: 24px;
    }

    .hero,
    .metric-grid,
    .review-summary-grid,
    .review-columns,
    .coach-hero,
    .coach-grid,
    .coach-task-card,
    .coach-practice-session,
    .encoding-hero,
    .encoding-grid,
    .encoding-chunks,
    .overview-header {
        grid-template-columns: 1fr;
        display: grid;
    }

    .field-row,
    .section-heading {
        grid-template-columns: 1fr;
        display: grid;
    }

    .button-row {
        flex-direction: column;
    }

    button {
        width: 100%;
    }

    .pocket-midi-picker-row {
        grid-template-columns: 1fr;
    }

    .overview-badges {
        justify-content: flex-start;
    }

    .metric-card,
    .review-score-card {
        justify-items: center;
        text-align: center;
    }

    .score-ring-large {
        width: min(156px, 72vw);
    }

    .score-ring-small {
        width: min(116px, 58vw);
    }
}