:root {
    --bg: #eef3f9;
    --card: rgba(255, 255, 255, 0.82);
    --line: #d8e0eb;
    --text: #111827;
    --muted: #6b7280;
    --brand: #0a84ff;
    --brand-strong: #005fcb;
    --success: #1e8f5f;
    --warning: #f59e0b;
    --danger: #d04444;
    --radius-xl: 24px;
    --radius-lg: 18px;
    --radius-md: 12px;
    --shadow-lg: 0 28px 50px rgba(17, 24, 39, 0.12);
    --shadow-md: 0 12px 26px rgba(17, 24, 39, 0.08);
    --font: "SF Pro Text", "SF Pro Display", -apple-system, BlinkMacSystemFont, "PingFang SC", "Helvetica Neue", sans-serif;
}

* {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    width: 100%;
    height: 100%;
}

body {
    overflow: hidden;
    font-family: var(--font);
    color: var(--text);
    background: linear-gradient(160deg, #eaf1f8 0%, #f6f9fc 55%, #edf4fb 100%);
}

body.onboarding-active .app-shell,
body.intro-active .app-shell {
    filter: blur(8px) saturate(0.94);
    pointer-events: none;
    user-select: none;
}

body.onboarding-active .progress-panel,
body.onboarding-active .progress-fab,
body.intro-active .progress-panel,
body.intro-active .progress-fab {
    opacity: 0;
    pointer-events: none;
}

.orb {
    position: fixed;
    border-radius: 999px;
    pointer-events: none;
    filter: blur(80px);
    opacity: 0.35;
    z-index: 0;
}

.orb-a {
    width: 38rem;
    height: 38rem;
    left: -12rem;
    top: -16rem;
    background: #8bc7ff;
}

.orb-b {
    width: 36rem;
    height: 36rem;
    right: -12rem;
    bottom: -16rem;
    background: #ffd7ba;
}

#celebrateCanvas {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 10;
}

.app-shell {
    position: relative;
    z-index: 12;
    max-width: 1320px;
    margin: 0 auto;
    height: 100%;
    padding: 12px;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr);
    gap: 12px;
    transition: filter 0.22s ease;
}

.glass {
    background: var(--card);
    border: 1px solid rgba(216, 224, 235, 0.96);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(18px);
    box-shadow: var(--shadow-md);
}

.topbar {
    padding: 8px 12px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 12px;
    align-items: center;
}

.kicker {
    margin: 0;
    font-size: 11px;
    letter-spacing: 0.13em;
    text-transform: uppercase;
    color: #6a788c;
}

.topbar-main h1 {
    margin: 2px 0 0;
    font-size: clamp(24px, 2.4vw, 34px);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.sub {
    margin: 6px 0 0;
    font-size: 13px;
    color: var(--muted);
    line-height: 1.45;
}

.meta-row {
    margin-top: 10px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.pill {
    border-radius: 999px;
    padding: 5px 10px;
    font-size: 12px;
    border: 1px solid #d4ddea;
    background: #f3f6fa;
    color: #4b5563;
}

.pill-stage {
    font-weight: 600;
    background: #e7f1ff;
    border-color: #bfdbff;
    color: #0f66c0;
}

.pill-stage[data-stage="review"] {
    background: #fff4e8;
    border-color: #ffd8b2;
    color: #9b5915;
}

.pill-stage[data-stage="done"] {
    background: #e7f7ee;
    border-color: #bce7ce;
    color: #1f7d51;
}

.pill-stage[data-stage="withdrawn"] {
    background: #fdeaea;
    border-color: #f2c2c2;
    color: #a23a3a;
}

.topbar-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    justify-content: flex-end;
    align-items: stretch;
}

.participant-panel {
    min-width: min(360px, 92vw);
    border: 1px solid #d4deec;
    border-radius: 14px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(244, 249, 255, 0.9) 100%);
    padding: 8px 10px;
    display: grid;
    gap: 8px;
}

.participant-title {
    margin: 0;
    font-size: 12px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #5a6c84;
    font-weight: 700;
}

.participant-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
}

.participant-item {
    border: 1px solid #d9e3f0;
    border-radius: 10px;
    background: #f7fbff;
    padding: 6px 8px;
    display: grid;
    gap: 2px;
}

.participant-item span {
    font-size: 11px;
    color: #6e7c90;
}

.participant-item strong {
    font-size: 13px;
    color: #1f334b;
    line-height: 1.3;
    word-break: break-word;
}

.participant-auth {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto auto auto;
    gap: 6px;
    align-items: center;
}

.participant-token-input {
    min-width: 0;
    height: 34px;
    font-size: 12px;
    padding: 7px 9px;
}

.admin-shell-sheet {
    width: min(560px, 94vw);
}

.workspace {
    min-height: 0;
    padding: 10px;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 10px;
}

.dialog-main {
    min-height: 0;
    display: grid;
    grid-template-rows: auto minmax(0, 1fr) auto;
    border-radius: var(--radius-lg);
    border: 1px solid #d8e1ec;
    background: linear-gradient(180deg, #fafdff 0%, #f4f8fc 100%);
    overflow: hidden;
    position: relative;
}

.dialog-toolbar {
    padding: 8px 12px 6px;
    border-bottom: 1px solid #dce5f1;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(248, 251, 255, 0.94) 100%);
}

.speed-card {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    border: 1px solid #c6daf3;
    background: #eef6ff;
    border-radius: 999px;
    padding: 4px 8px 4px 10px;
    max-width: 100%;
}

.speed-label {
    font-size: 12px;
    font-weight: 600;
    color: #1b4e80;
}

.speed-toggle {
    display: inline-flex;
    gap: 4px;
    flex-shrink: 0;
}

.speed-btn {
    border: 1px solid transparent;
    border-radius: 999px;
    height: 28px;
    min-width: 56px;
    padding: 0 10px;
    font-size: 13px;
    font-weight: 700;
    color: #1f4f83;
    background: transparent;
    cursor: pointer;
    transition: all 0.14s ease;
}

.speed-btn:hover {
    background: #dfeeff;
}

.speed-btn.active {
    color: #fff;
    background: linear-gradient(135deg, #0a84ff, #005fcb);
    box-shadow: 0 8px 14px rgba(10, 132, 255, 0.25);
}

.speed-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.speed-hint {
    font-size: 11px;
    color: #3f6f9d;
    white-space: normal;
    line-height: 1.35;
}

.messages {
    min-height: 0;
    overflow: auto;
    padding: 14px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.message {
    max-width: 88%;
    display: flex;
    flex-direction: column;
    gap: 4px;
    animation: fadeUp 0.2s ease;
}

.message.user {
    margin-left: auto;
    align-items: flex-end;
}

.message.system {
    align-self: center;
    max-width: 96%;
}

.role {
    font-size: 11px;
    letter-spacing: 0.08em;
    color: #6b7280;
    text-transform: uppercase;
}

.bubble {
    border-radius: 14px;
    border: 1px solid #d7dfeb;
    background: #fff;
    padding: 10px 12px;
    white-space: pre-wrap;
    word-break: break-word;
    font-size: 15px;
    line-height: 1.6;
}

.message.user .bubble {
    color: #fff;
    border-color: transparent;
    background: linear-gradient(135deg, #0a84ff, #005fcb);
    box-shadow: 0 10px 20px rgba(10, 132, 255, 0.24);
}

.message.system .bubble {
    background: #fff5e9;
    border-color: #f3d5b1;
    color: #8e561d;
    font-size: 12px;
    line-height: 1.45;
    padding: 7px 10px;
}

.message.system .role {
    font-size: 10px;
    color: #a07a52;
}

.system-strip {
    align-self: center;
    max-width: min(92%, 560px);
    margin: 2px 0;
    animation: fadeUp 0.16s ease;
}

.system-strip-text {
    border-radius: 999px;
    border: 1px solid #f1d7b8;
    background: rgba(255, 246, 235, 0.88);
    color: #8e561d;
    font-size: 11px;
    line-height: 1.35;
    padding: 5px 10px;
    text-align: center;
}

.bubble.typing {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.bubble.typing span {
    width: 6px;
    height: 6px;
    border-radius: 999px;
    background: #8ea3bb;
    animation: pulse 1s infinite;
}

.bubble.typing span:nth-child(2) { animation-delay: 0.16s; }
.bubble.typing span:nth-child(3) { animation-delay: 0.32s; }

.composer {
    border-top: 1px solid #d9e1ed;
    background: rgba(255, 255, 255, 0.95);
    padding: 10px 12px 12px;
}

.composer-top {
    display: flex;
    justify-content: space-between;
    gap: 8px;
    color: #6b7280;
    font-size: 12px;
    margin-bottom: 8px;
}

.composer-top-actions {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.hidden {
    display: none !important;
}

textarea {
    width: 100%;
    min-height: 120px;
    max-height: 240px;
    border: 1px solid #cad6e7;
    border-radius: 14px;
    background: #fdfefe;
    padding: 12px;
    font-size: 15px;
    line-height: 1.54;
    color: #1f2937;
    resize: vertical;
    font-family: var(--font);
}

textarea:focus {
    outline: none;
    border-color: #88b9ff;
    box-shadow: 0 0 0 4px rgba(10, 132, 255, 0.14);
}

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

.review-actions {
    display: none;
    gap: 8px;
    flex-wrap: wrap;
}

.review-actions.visible {
    display: flex;
}

.send-btn {
    margin-left: auto;
    width: 48px;
    height: 48px;
    border: none;
    border-radius: 14px;
    background: linear-gradient(135deg, #0a84ff, #005fcb);
    color: #fff;
    display: grid;
    place-items: center;
    cursor: pointer;
    box-shadow: 0 10px 18px rgba(10, 132, 255, 0.26);
    transition: transform 0.16s ease;
}

.send-btn:hover {
    transform: translateY(-1px);
}

.assist-side {
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto;
    gap: 10px;
    min-height: 0;
    overflow: hidden;
}

.guide-card,
.tips-card {
    border: 1px solid #d9e1ed;
    border-radius: var(--radius-lg);
    background: #fff;
    padding: 10px;
}

.progress-panel {
    --progress-color-start: #1f6cff;
    --progress-color-end: #0a84ff;
    --progress-color-tail: #1b73e8;
    --progress-color-rgb: 10, 132, 255;
    position: fixed;
    right: 18px;
    bottom: 88px;
    z-index: 60;
    width: min(700px, calc(100vw - 28px));
    padding: 12px 14px 14px;
    border-radius: 18px;
    opacity: 0;
    transform: translateY(10px) scale(0.985);
    pointer-events: none;
    transition: opacity 220ms cubic-bezier(0.22, 0.61, 0.36, 1), transform 220ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

.progress-panel.visible {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
}

.progress-panel.hover-open {
    transition-duration: 360ms;
}

.progress-panel.fast-close {
    transition-duration: 110ms;
}

.progress-fab {
    --fab-progress: 0;
    --fab-color: #0a84ff;
    position: fixed;
    right: 20px;
    bottom: 22px;
    z-index: 61;
    width: 56px;
    height: 56px;
    border-radius: 999px;
    border: none;
    background: conic-gradient(var(--fab-color) calc(var(--fab-progress) * 1%), #dbe6f4 0);
    color: #0a63bf;
    box-shadow: 0 12px 24px rgba(12, 41, 72, 0.22);
    cursor: pointer;
    transition: transform 0.16s ease, box-shadow 0.16s ease;
    display: grid;
    place-items: center;
    touch-action: none;
    user-select: none;
}

.progress-fab::before {
    content: "";
    position: absolute;
    inset: 4px;
    border-radius: 999px;
    background: radial-gradient(circle at 35% 25%, #f7fbff 0%, #ecf4ff 56%, #e1ecfb 100%);
}

.progress-fab:hover {
    transform: translateY(-1px);
    box-shadow: 0 14px 26px rgba(12, 41, 72, 0.25);
}

.progress-fab .fab-pct {
    position: relative;
    z-index: 1;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: -0.02em;
    transition: opacity 420ms ease, transform 420ms ease;
}

.progress-fab.show-stage .fab-pct {
    font-size: 12px;
    letter-spacing: 0;
}

.progress-fab.fab-switching .fab-pct {
    opacity: 0;
    transform: translateY(1px) scale(0.97);
}

.progress-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 12px;
}

.progress-kicker {
    margin: 0;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: #748196;
}

.progress-percent {
    margin: 4px 0 0;
    font-size: clamp(26px, 3vw, 44px);
    line-height: 1.1;
    letter-spacing: -0.02em;
    font-weight: 700;
    color: var(--progress-color-end);
}

.progress-percent span {
    font-size: 1.2em;
}

.progress-eta {
    margin: 0;
    color: #7a8798;
    font-size: 28px;
    line-height: 1.1;
    white-space: nowrap;
    font-variant-numeric: tabular-nums;
}

.progress-stage-hint {
    margin: 8px 0 0;
    font-size: 12px;
    color: #5d6a7e;
    line-height: 1.5;
}

.progress-stage-hint {
    margin-top: 2px;
    color: #24598f;
    font-weight: 600;
}

.progress-stage-eta {
    margin: 2px 0 0;
    font-size: 12px;
    color: #365f89;
    line-height: 1.45;
}

.progress-rail-wrap {
    margin-top: 14px;
    position: relative;
    padding-top: 26px;
}

.progress-rail {
    position: relative;
    height: 26px;
    border-radius: 999px;
    background: #dfe4eb;
}

.progress-fill {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 0%;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--progress-color-start) 0%, var(--progress-color-end) 100%);
    transition: width 0.35s ease;
}

.progress-track {
    position: absolute;
    inset: 0;
}

.track-item {
    position: absolute;
    top: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    border-radius: 999px;
    border: 3px solid #d6dde8;
    background: #fff;
    box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.55);
    transition: all 0.2s ease;
}

.track-item.done {
    border-color: #fff;
    background: #0a84ff;
}

.track-item.active {
    border-color: #fff;
    background: var(--progress-color-end);
    box-shadow: 0 0 0 4px rgba(var(--progress-color-rgb), 0.2);
}

.track-item.done[data-stage="consent_pending"] { background: #16a34a; }
.track-item.done[data-stage="daily"] { background: #0a84ff; }
.track-item.done[data-stage="evolution"] { background: #7c4dff; }
.track-item.done[data-stage="experience"] { background: #f59e0b; }
.track-item.done[data-stage="difficulty"] { background: #ef4444; }
.track-item.done[data-stage="impact"] { background: #10b981; }
.track-item.done[data-stage="wrapup"] { background: #06b6d4; }
.track-item.done[data-stage="review"] { background: #f97316; }
.track-item.done[data-stage="done"] { background: #22c55e; }

.progress-bubble {
    position: absolute;
    left: 0;
    top: 0;
    transform: translate(-50%, -4px);
    background: linear-gradient(135deg, var(--progress-color-start) 0%, var(--progress-color-end) 100%);
    color: #fff;
    border-radius: 14px;
    padding: 9px 14px;
    font-size: 13px;
    font-weight: 700;
    white-space: nowrap;
    box-shadow: 0 10px 18px rgba(10, 132, 255, 0.28);
    transition: left 0.35s ease;
}

.progress-bubble::after {
    content: "";
    position: absolute;
    left: 50%;
    top: 100%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 7px solid transparent;
    border-right: 7px solid transparent;
    border-top: 8px solid var(--progress-color-tail);
}

.guide-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
}

.guide-head h2 {
    margin: 0;
    font-size: 18px;
}

.guide-card p {
    margin: 8px 0 0;
    font-size: 13px;
    color: var(--muted);
    line-height: 1.56;
}

.guide-card {
    min-height: 0;
    overflow: auto;
    display: flex;
    flex-direction: column;
}

.chip-col {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-height: 0;
    overflow: auto;
    padding-right: 2px;
}

.spark-chip {
    border: 1px solid #cadef5;
    background: #eff5ff;
    color: #215086;
    border-radius: 12px;
    padding: 8px 10px;
    text-align: left;
    font-size: 13px;
    line-height: 1.45;
    cursor: pointer;
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.spark-chip:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 14px rgba(33, 86, 132, 0.14);
}

.tips-card h3 {
    margin: 0;
    font-size: 16px;
}

.tips-card ul {
    margin: 8px 0 0;
    padding-left: 16px;
    color: #5a6577;
    font-size: 13px;
    line-height: 1.58;
    display: grid;
    gap: 6px;
    overflow-wrap: anywhere;
}

.tips-card {
    min-height: 0;
    overflow: auto;
}

.btn {
    border: none;
    border-radius: 10px;
    padding: 8px 12px;
    font-size: 13px;
    font-family: var(--font);
    cursor: pointer;
    transition: transform 0.16s ease;
}

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

.btn-primary { background: linear-gradient(135deg, #0a84ff, #005fcb); color: #fff; }
.btn-secondary { background: linear-gradient(135deg, #1e8f5f, #17774f); color: #fff; }
.btn-warning { background: linear-gradient(135deg, #f5a623, #e58f08); color: #fff; }
.btn-danger { background: linear-gradient(135deg, #d74a4a, #c23939); color: #fff; }
.btn-plain { background: #edf3fa; color: #3f4a5b; border: 1px solid #d2dceb; }
.btn.small { padding: 6px 9px; font-size: 12px; }

.btn:disabled,
.send-btn:disabled,
.spark-chip:disabled {
    opacity: 0.56;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.onboarding-overlay {
    position: fixed;
    inset: 0;
    z-index: 30;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 18px;
    background: rgba(16, 24, 38, 0.38);
}

.onboarding-overlay.visible {
    display: flex;
}

.onboarding-modal {
    width: min(640px, 95vw);
    border-radius: 20px;
    border: 1px solid #dae2ee;
    background: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-lg);
    padding: 18px;
    backdrop-filter: blur(18px);
}

.modal-kicker {
    margin: 0;
    font-size: 11px;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    color: #66758b;
}

.onboarding-modal h2 {
    margin: 6px 0 0;
    font-size: 28px;
    line-height: 1.2;
}

.onboarding-modal p {
    margin: 10px 0 0;
    color: #5e697b;
    font-size: 14px;
    line-height: 1.6;
}

.onboarding-modal ol {
    margin: 10px 0 0;
    padding-left: 18px;
    color: #4b5563;
    font-size: 14px;
    line-height: 1.62;
}

.onboarding-modal .dynamic {
    margin-top: 12px;
    border: 1px solid #cfe0f5;
    border-radius: 10px;
    background: #f2f8ff;
    padding: 8px 10px;
    color: #215486;
    font-size: 13px;
}

.onboarding-actions {
    margin-top: 12px;
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.modal {
    position: fixed;
    inset: 0;
    z-index: 40;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background: rgba(17, 24, 39, 0.5);
    backdrop-filter: blur(6px);
}

.modal.visible {
    display: flex;
}

.sheet {
    width: min(860px, 96vw);
    max-height: 88vh;
    overflow: auto;
    border-radius: 18px;
    border: 1px solid #d9e1ec;
    background: #fff;
    padding: 16px;
    box-shadow: var(--shadow-lg);
}

.intro-sheet {
    width: min(760px, 96vw);
}

.intro-list {
    margin: 10px 0 0;
    padding-left: 18px;
    color: #526075;
    font-size: 14px;
    line-height: 1.62;
}

.sheet h2 {
    margin: 0;
    font-size: 24px;
}

.sheet-sub {
    margin: 8px 0 0;
    color: #687588;
    font-size: 13px;
}

.sheet pre {
    margin: 12px 0 0;
    border: 1px solid #dbe4ef;
    border-radius: 12px;
    background: #fbfdff;
    padding: 12px;
    white-space: pre-wrap;
    font-size: 15px;
    line-height: 1.78;
    color: #1f2937;
    font-family: "New York", "Songti SC", serif;
}

.form-grid {
    margin-top: 10px;
    display: grid;
    gap: 10px;
}

.form-grid label {
    display: grid;
    gap: 6px;
    font-size: 13px;
    color: #4b5563;
}

.field,
select {
    width: 100%;
    border: 1px solid #d2dce9;
    border-radius: 10px;
    padding: 9px 10px;
    background: #fff;
    font-size: 13px;
    color: #1f2937;
    font-family: var(--font);
}

.field:focus,
select:focus {
    outline: none;
    border-color: #8bbcff;
    box-shadow: 0 0 0 3px rgba(10, 132, 255, 0.14);
}

.sheet-actions {
    margin-top: 12px;
    display: flex;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px;
}

.toast {
    position: fixed;
    left: 50%;
    bottom: 16px;
    transform: translateX(-50%) translateY(10px);
    z-index: 50;
    border-radius: 12px;
    border: 1px solid #d8e1ec;
    background: #fff;
    box-shadow: 0 10px 22px rgba(17, 24, 39, 0.16);
    padding: 10px 12px;
    color: #1f2937;
    font-size: 13px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.18s ease;
}

.toast.visible {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.toast.success {
    border-color: #bce8ce;
    background: #ecfaf2;
    color: #1f7d50;
}

.toast.error {
    border-color: #efc0c0;
    background: #fff0f0;
    color: #9a3131;
}

@keyframes pulse {
    0%, 80%, 100% { opacity: 0.3; transform: scale(0.86); }
    40% { opacity: 1; transform: scale(1); }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(6px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 1100px) {
    .workspace {
        grid-template-columns: 1fr;
    }

    .assist-side {
        grid-template-rows: auto auto;
        max-height: 38vh;
        overflow: auto;
    }

    .progress-panel {
        width: min(620px, calc(100vw - 24px));
    }
}

@media (max-width: 760px) {
    .app-shell {
        padding: 8px;
        gap: 8px;
    }

    .topbar {
        grid-template-columns: 1fr;
    }

    .topbar-actions {
        justify-content: flex-start;
    }

    .participant-panel {
        min-width: 0;
        width: 100%;
    }

    .participant-auth {
        grid-template-columns: 1fr 1fr;
    }

    .topbar-main h1 {
        font-size: 24px;
    }

    .dialog-toolbar {
        padding: 8px;
    }

    .speed-card {
        width: 100%;
        justify-content: space-between;
        flex-wrap: wrap;
        border-radius: 16px;
        padding: 8px;
    }

    .speed-label {
        width: 100%;
    }

    .speed-toggle {
        width: 100%;
        justify-content: space-between;
    }

    .speed-btn {
        flex: 1;
        min-width: 0;
    }

    .speed-hint {
        width: 100%;
    }

    .composer-actions {
        width: 100%;
    }

    .send-btn {
        margin-left: 0;
    }

    .btn {
        flex: 1;
        min-width: 108px;
    }

    .message {
        max-width: 95%;
    }

    .progress-head {
        align-items: center;
    }

    .progress-percent {
        font-size: 32px;
    }

    .progress-eta {
        font-size: 20px;
    }

    .progress-rail-wrap {
        padding-top: 22px;
    }

    .progress-rail {
        height: 22px;
    }

    .track-item {
        width: 16px;
        height: 16px;
        border-width: 2px;
    }

    .progress-bubble {
        padding: 7px 10px;
        font-size: 12px;
    }

    .progress-panel {
        right: 10px;
        bottom: 76px;
        width: calc(100vw - 20px);
        padding: 10px 10px 12px;
    }

    .progress-fab {
        right: 12px;
        bottom: 14px;
        width: 52px;
        height: 52px;
    }
}