:root {
    color-scheme: dark;
    --bg: #07090d;
    --bg-2: #10151c;
    --panel: rgba(17, 24, 34, 0.68);
    --panel-2: rgba(23, 33, 45, 0.78);
    --panel-soft: rgba(255, 255, 255, 0.035);
    --text: #f2f7f8;
    --muted: #99a8b3;
    --line: rgba(82, 105, 125, 0.26);
    --line-strong: rgba(114, 145, 166, 0.42);
    --cyan: #51d6d6;
    --mint: #75f0c8;
    --green: #a7d96c;
    --red: #ff6d6d;
    --violet: #b9a7ff;
    --gold: #ffd166;
    --pink: #ff8bd1;
    --shadow: rgba(0, 0, 0, 0.18);
}

* {
    box-sizing: border-box;
}

html {
    min-height: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at 8% 6%, rgba(81, 214, 214, 0.18), transparent 28rem),
        radial-gradient(circle at 88% 12%, rgba(185, 167, 255, 0.14), transparent 24rem),
        radial-gradient(circle at 58% 92%, rgba(255, 209, 102, 0.09), transparent 24rem),
        linear-gradient(135deg, var(--bg) 0%, #0d1218 52%, #151218 100%);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.5;
}

a {
    color: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible {
    outline: 2px solid var(--gold);
    outline-offset: 3px;
}

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

h1 {
    max-width: 920px;
    font-size: clamp(2.15rem, 6vw, 4.8rem);
    line-height: 0.96;
    letter-spacing: 0;
}

h2 {
    font-size: clamp(1.15rem, 2vw, 1.55rem);
    letter-spacing: 0;
}

h3 {
    font-size: 1.04rem;
    letter-spacing: 0;
}

audio {
    width: 100%;
}

.shell {
    width: min(1120px, calc(100% - 32px));
    margin: 0 auto;
    padding: 28px 0 52px;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 30px;
}

.brand {
    display: flex;
    align-items: center;
    min-width: 0;
    gap: 12px;
}

.brand strong {
    display: block;
    font-size: 1rem;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px;
}

.mark {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background:
        radial-gradient(circle at 34% 28%, rgba(255, 255, 255, 0.76), transparent 0.38rem),
        linear-gradient(135deg, var(--cyan), var(--mint));
    color: #041113;
    font-weight: 900;
    text-decoration: none;
    box-shadow: 0 0 34px rgba(81, 214, 214, 0.26);
}

.mark-small {
    width: 38px;
    height: 38px;
}

.subtitle,
.muted {
    color: var(--muted);
}

.subtitle {
    max-width: 720px;
    margin-top: 12px;
    font-size: 1.03rem;
}

.hub-hero {
    min-height: 24vh;
    display: grid;
    align-content: end;
    padding: 10px 0 4px;
}

.grid,
.hub-modules {
    display: grid;
    gap: 14px;
    margin: 24px 0;
}

.grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.hub-modules {
    grid-template-columns: repeat(auto-fit, minmax(178px, 1fr));
    align-items: stretch;
}

.module-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: minmax(168px, auto);
    gap: 14px;
    margin: 24px 0;
}

.hub-tile,
.module,
.metric,
.thought,
.panel,
.login form {
    background: var(--panel);
    border: 1px solid var(--line);
    border-radius: 12px;
    box-shadow: 0 16px 42px var(--shadow);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}

.hub-tile,
.module,
.metric.link,
.panel-link,
.thought-title {
    text-decoration: none;
}

.hub-tile,
.module {
    position: relative;
    overflow: hidden;
}

.hub-tile::before,
.module::before,
.thought::before,
.panel::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.075), transparent 42%);
    pointer-events: none;
}

.hub-tile {
    display: grid;
    align-content: space-between;
    min-height: 178px;
    aspect-ratio: 1 / 1;
    padding: 15px;
    transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1), border-color 300ms ease, box-shadow 300ms ease;
}

.hub-tile:hover,
.module:hover,
.metric.link:hover,
.panel-link:hover,
.thought:hover {
    border-color: rgba(81, 214, 214, 0.72);
    box-shadow: 0 22px 54px rgba(0, 0, 0, 0.24), 0 0 28px rgba(81, 214, 214, 0.12);
    transform: translateY(-2px);
}

.voice-tile {
    max-width: 244px;
}

.soon-tile {
    opacity: 0.72;
}

.soon-tile strong {
    align-self: end;
    font-size: 1.85rem;
}

.module {
    display: grid;
    gap: 12px;
    min-height: 168px;
    padding: 16px;
}

.module-voice {
    grid-column: span 2;
    grid-row: span 2;
    aspect-ratio: 1 / 1;
}

.module-head,
.module-footer,
.thought-head,
.section-head {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
}

.module-footer {
    align-self: end;
    color: var(--muted);
    font-size: 0.86rem;
}

.module-footer a {
    color: var(--cyan);
    text-decoration: none;
}

.module-kicker {
    display: inline-flex;
    margin-bottom: 5px;
    color: var(--green);
    font-size: 0.76rem;
    font-weight: 850;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.module-count {
    display: grid;
    place-items: center;
    min-width: 42px;
    height: 42px;
    padding: 0 10px;
    border-radius: 999px;
    background: linear-gradient(135deg, var(--cyan), var(--mint));
    color: #031012;
    font-weight: 900;
}

.mini-tag-field,
.tag-orbit,
.tag-cloud,
.chip-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
}

.mini-tag-field {
    align-content: flex-start;
    gap: 8px;
    min-height: 108px;
    padding-top: 12px;
}

.mini-tag,
.tag-node,
.chip {
    display: inline-flex;
    align-items: center;
    max-width: 100%;
    min-height: 28px;
    border-radius: 999px;
    text-decoration: none;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.mini-tag {
    padding: 4px 10px;
    border: 1px solid rgba(81, 214, 214, 0.24);
    background: rgba(81, 214, 214, 0.07);
    color: var(--cyan);
    font-size: 0.75rem;
    transition: transform 250ms ease, background 250ms ease, border-color 250ms ease;
}

.mini-tag:hover {
    background: rgba(81, 214, 214, 0.15);
    border-color: rgba(81, 214, 214, 0.45);
    transform: translateY(-2px);
}

.mini-tag-empty {
    color: var(--muted);
}

.tag-orbit,
.tag-cloud {
    gap: 10px;
    margin-top: 16px;
}

.tag-node {
    padding: 8px 12px;
    border: 1px solid rgba(81, 214, 214, 0.28);
    background: rgba(81, 214, 214, 0.07);
    color: var(--text);
    font-size: clamp(0.86rem, 1.2vw, 1.18rem);
    transition: transform 250ms ease, border-color 250ms ease, background 250ms ease;
}

.tag-node:hover,
.tag-cloud a:hover {
    border-color: var(--cyan);
    background: rgba(81, 214, 214, 0.15);
    color: var(--cyan);
    transform: translateY(-2px);
}

.tag-cloud a {
    color: var(--cyan);
    text-decoration: none;
}

.metric {
    display: grid;
    gap: 4px;
    min-height: 112px;
    padding: 16px;
}

.metric strong {
    display: block;
    font-size: 2rem;
    line-height: 1.05;
}

.metric span {
    color: var(--muted);
}

.thought {
    position: relative;
    display: grid;
    gap: 12px;
    padding: 20px;
    transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1), border-color 300ms ease, box-shadow 300ms ease;
}

.thought + .thought {
    margin-top: 4px;
}

.thought-title:hover h3 {
    color: var(--cyan);
}

.thought-actions,
.action-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
}

.thought-actions {
    justify-content: flex-end;
    flex-shrink: 0;
}

.chip-row {
    gap: 7px;
    margin-top: 12px;
}

.chip {
    padding: 5px 10px;
    border: 1px solid rgba(141, 154, 165, 0.24);
    background: var(--panel-soft);
    color: var(--muted);
    font-size: 0.82rem;
    transition: transform 240ms ease, border-color 240ms ease, background 240ms ease, color 240ms ease;
}

a.chip:hover {
    color: var(--text);
    border-color: var(--cyan);
    background: rgba(81, 214, 214, 0.11);
    transform: translateY(-1px);
}

.chip.primary {
    color: #041113;
    background: linear-gradient(135deg, var(--cyan), var(--mint));
    border-color: transparent;
}

.chip.hot {
    color: #171001;
    background: linear-gradient(135deg, var(--gold), #ffe39a);
    border-color: transparent;
}

.chip.cool {
    color: #0d0820;
    background: linear-gradient(135deg, var(--violet), #d4caff);
    border-color: transparent;
}

.panel {
    position: relative;
    padding: 20px;
}

.panel.stack {
    gap: 14px;
}

.panel-link {
    display: block;
}

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

.loose-stack {
    gap: 20px;
}

.detail-grid,
.orbital {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 10px;
}

.field,
.reminder {
    background: var(--panel-2);
    border: 1px solid rgba(141, 154, 165, 0.16);
    border-radius: 10px;
}

.field {
    padding: 12px;
}

.field label {
    display: block;
    margin-bottom: 5px;
    color: var(--muted);
    font-size: 0.78rem;
}

.reminder {
    display: grid;
    gap: 8px;
    padding: 14px;
}

.orbital a {
    min-height: 96px;
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
}

.orbital strong {
    font-size: 1.15rem;
}

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

.login form {
    width: min(420px, 100%);
    padding: 22px;
}

input,
button {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 13px 14px;
    font: inherit;
}

input[type="hidden"] {
    display: none;
}

input {
    margin: 16px 0 12px;
    background: rgba(7, 10, 14, 0.86);
    color: var(--text);
}

button,
.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    min-height: 38px;
    border: 1px solid transparent;
    border-radius: 10px;
    padding: 10px 14px;
    background: linear-gradient(135deg, var(--cyan), var(--mint));
    color: #031012;
    font-weight: 750;
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 10px 24px rgba(81, 214, 214, 0.14);
    transition: transform 300ms cubic-bezier(0.4, 0, 0.2, 1), box-shadow 300ms ease, border-color 300ms ease, background 300ms ease, color 300ms ease;
}

button:hover,
.button:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(81, 214, 214, 0.25);
}

.button.ghost {
    background: var(--panel-soft);
    color: var(--text);
    border-color: rgba(141, 154, 165, 0.24);
    box-shadow: none;
}

.button.ghost:hover {
    border-color: rgba(81, 214, 214, 0.55);
    box-shadow: 0 12px 28px rgba(81, 214, 214, 0.1);
}

.hot-button {
    background: linear-gradient(135deg, var(--pink), var(--gold));
    color: #180912;
}

.danger-button {
    background: rgba(255, 109, 109, 0.12);
    color: var(--red);
    border-color: rgba(255, 109, 109, 0.42);
    box-shadow: none;
}

.icon-button {
    display: inline-grid;
    place-items: center;
    width: 34px;
    height: 34px;
    min-height: 34px;
    padding: 0;
    border-radius: 50%;
    border: 1px solid rgba(141, 154, 165, 0.26);
    background: rgba(255, 255, 255, 0.045);
    color: var(--muted);
    text-decoration: none;
    font-size: 1rem;
    line-height: 1;
    box-shadow: none;
    transition: transform 250ms ease, border-color 250ms ease, background 250ms ease, color 250ms ease;
}

.icon-button:hover {
    color: var(--text);
    border-color: var(--cyan);
    background: rgba(81, 214, 214, 0.12);
    transform: translateY(-1px);
}

.icon-button.active {
    color: #160711;
    background: linear-gradient(135deg, var(--pink), var(--gold));
    border-color: transparent;
}

.icon-button.danger {
    color: var(--red);
    border-color: rgba(255, 109, 109, 0.42);
}

.error {
    margin-top: 10px;
    color: var(--red);
}

@media (max-width: 760px) {
    .topbar,
    .thought-head,
    .section-head {
        align-items: flex-start;
        flex-direction: column;
    }

    .nav {
        justify-content: flex-start;
    }

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

    .module-voice {
        grid-column: span 1;
        aspect-ratio: auto;
    }
}

@media (max-width: 640px) {
    .shell {
        width: min(100% - 24px, 1120px);
        padding-top: 20px;
    }

    .hub-modules {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
    }

    .hub-tile {
        min-height: 158px;
        padding: 13px;
    }

    .voice-tile {
        max-width: none;
    }

    .mini-tag-field {
        min-height: 86px;
    }

    .button {
        min-height: 38px;
    }

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

@media (max-width: 420px) {
    .hub-modules,
    .grid {
        grid-template-columns: 1fr;
    }
}