/* WheelDash product UI layer.
   Loaded after page-local styles so legacy views share the same visual grammar. */
*, *::before, *::after { box-sizing: border-box; }
html { background: var(--wd-bg); scroll-behavior: smooth; }
body[data-wd-page] {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(circle at 8% -10%, rgba(239, 68, 68, .08), transparent 28rem),
        radial-gradient(circle at 92% 5%, rgba(96, 165, 250, .055), transparent 30rem),
        var(--wd-bg);
    color: var(--wd-text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-synthesis: none;
    text-rendering: optimizeLegibility;
}
body[data-wd-page] ::selection { background: rgba(239, 68, 68, .32); color: #fff; }
body[data-wd-page] a { text-underline-offset: .2em; }
body[data-wd-page] button, body[data-wd-page] input, body[data-wd-page] select, body[data-wd-page] textarea { font: inherit; }
body[data-wd-page] button, body[data-wd-page] a { -webkit-tap-highlight-color: transparent; }
body[data-wd-page] :focus-visible { outline: 0; box-shadow: var(--wd-focus); }
body[data-wd-page] .wd-shell :is(.wd-shell__link, .wd-shell__logout, .wd-shell__menu) {
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    font-size: .78rem;
    font-weight: 750;
    letter-spacing: .025em;
    line-height: 1;
}

/* The same editorial header on every primary product view. */
.wd-page-header,
body[data-wd-page="lab"] .lab-header {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 2rem;
    margin: 0 0 2rem;
}
.wd-page-eyebrow {
    margin-bottom: .55rem;
    color: var(--wd-red);
    font-size: .72rem;
    font-weight: 850;
    letter-spacing: .16em;
    line-height: 1.2;
    text-transform: uppercase;
}
body[data-wd-page] .wd-page-title {
    margin: 0;
    max-width: 900px;
    color: var(--wd-text);
    font-size: clamp(2.6rem, 6vw, 4.8rem);
    font-weight: 850;
    line-height: .96;
    letter-spacing: -.055em;
    text-transform: none;
}
body[data-wd-page] .wd-page-subtitle {
    max-width: 720px;
    margin: .85rem 0 0;
    color: var(--wd-muted);
    font-size: .95rem;
    font-weight: 450;
    line-height: 1.6;
    letter-spacing: 0;
}
.wd-page-meta {
    flex: 0 0 auto;
    margin: 0 0 .2rem;
    padding: .42rem .7rem;
    border: 1px solid var(--wd-border);
    border-radius: 999px;
    background: rgba(17, 21, 29, .78);
    color: var(--wd-muted);
    font-size: .72rem;
    font-weight: 750;
}

/* Stable page frame across the product tabs. */
body[data-wd-page="dashboard"] > main,
body[data-wd-page="leaderboards"] > main,
body[data-wd-page="sessions"] > main,
body[data-wd-page="segments"] > main,
body[data-wd-page="lab"] > main,
body[data-wd-page="account"] > .container,
body[data-wd-page="sessions"] > .container,
body[data-wd-page="navigation"] .container,
body[data-wd-page] > .discovery-page {
    width: min(var(--wd-page-width), calc(100% - (2 * var(--wd-page-gutter))));
    max-width: none;
    margin-inline: auto;
    padding: clamp(2rem, 5vw, 4rem) 0;
}

/* Shared typography. */
body[data-wd-page] h1, body[data-wd-page] h2, body[data-wd-page] h3, body[data-wd-page] p { text-wrap: pretty; }
body[data-wd-page] h1 { color: var(--wd-text); letter-spacing: -.045em; }
body[data-wd-page] .sessions-header,
body[data-wd-page] .page-header { margin-bottom: 2rem; text-align: left; }
body[data-wd-page] .sessions-header h2,
body[data-wd-page] .page-header h2,
body[data-wd-page] .lab-title {
    margin: 0 0 .65rem;
    color: var(--wd-text);
    font-size: clamp(2.15rem, 5vw, 4.25rem);
    font-weight: 850;
    line-height: .98;
    letter-spacing: -.05em;
    text-transform: none;
}
body[data-wd-page] .sessions-subtitle,
body[data-wd-page] .page-header p,
body[data-wd-page] .lab-subtitle { max-width: 760px; color: var(--wd-muted); font-size: .94rem; line-height: 1.6; letter-spacing: 0; }
body[data-wd-page] .accent { color: var(--wd-red); }

/* Surfaces: one border, radius, depth and hover language. */
body[data-wd-page]:not([data-wd-page="layout"]) :is(.panel, .metric, .session-card, .route-card, .filters-section, .layout-controls, .community-lab, .session-info, .data-quality-panel, .chart-container, .stats-container, .account-section, .settings-section, .profile-section, .modal, .zone-panel-content) {
    border: 1px solid var(--wd-border);
    border-radius: var(--wd-radius);
    background: linear-gradient(145deg, rgba(23, 29, 39, .96), rgba(17, 21, 29, .98));
    box-shadow: var(--wd-shadow-soft);
}
body[data-wd-page] :is(.session-card, .route-card, .wd-card) { transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease; }
body[data-wd-page] :is(.session-card, .route-card, a.wd-card):hover { border-color: #3b485b; transform: translateY(-2px); box-shadow: var(--wd-shadow); }

/* Forms and actions, including legacy class names. */
body[data-wd-page]:not([data-wd-page="layout"]) :is(input:not([type="checkbox"]):not([type="radio"]):not([type="file"]), select, textarea) {
    min-height: 42px;
    border: 1px solid var(--wd-border);
    border-radius: 9px;
    background: #0b0e13;
    color: var(--wd-text);
    transition: border-color .18s ease, box-shadow .18s ease, background-color .18s ease;
}
body[data-wd-page]:not([data-wd-page="layout"]) :is(input, select, textarea):hover { border-color: #3b485b; }
body[data-wd-page]:not([data-wd-page="layout"]) :is(input, select, textarea):focus { border-color: var(--wd-blue); outline: 0; box-shadow: var(--wd-focus); }
body[data-wd-page]:not([data-wd-page="layout"]) :is(.btn, .filter-btn, .clear-btn, .compare-go, .lab-action-btn, .nav-btn, .modal-btn, .action-btn) {
    min-height: 40px;
    padding: .62rem .9rem;
    border: 1px solid var(--wd-border);
    border-radius: 9px;
    background: var(--wd-surface-raised);
    color: var(--wd-text);
    font-size: .78rem;
    font-weight: 750;
    letter-spacing: .02em;
    text-transform: none;
    text-decoration: none;
    cursor: pointer;
    transition: border-color .18s ease, background-color .18s ease, box-shadow .18s ease, transform .18s ease;
}
body[data-wd-page]:not([data-wd-page="layout"]) :is(.btn, .filter-btn, .clear-btn, .compare-go, .lab-action-btn, .nav-btn, .modal-btn, .action-btn):hover { border-color: var(--wd-blue); transform: translateY(-1px); }
body[data-wd-page] :is(.compare-go, .filter-btn, .lab-action-btn.primary, .modal-btn.primary, .btn-primary) { border-color: var(--wd-red); background: var(--wd-red); color: #fff; }
body[data-wd-page] button:disabled { opacity: .48; cursor: not-allowed; transform: none !important; }

/* Filters and segmented controls. */
body[data-wd-page] :is(.filters-section, .layout-controls) { padding: 1rem; }
body[data-wd-page] .filters-row { gap: .75rem; align-items: end; }
body[data-wd-page] :is(.filter-group label, .layout-controls label, .profile-row label) { color: var(--wd-muted); font-size: .68rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
body[data-wd-page] :is(.tabs, .discovery-tabs) { border-color: var(--wd-border); background: rgba(17, 21, 29, .9); }
body[data-wd-page] :is(.tab, .tab-btn, .discovery-tab) { font-size: .8rem; font-weight: 800; line-height: 1; transition: color .18s ease, background-color .18s ease, border-color .18s ease, box-shadow .18s ease; }
body[data-wd-page] :is(.tab.active, .tab-btn.active, .discovery-tab.active) { color: var(--wd-text); border-color: var(--wd-border); background: var(--wd-surface-raised); box-shadow: inset 0 -2px var(--wd-red), 0 3px 10px rgba(0, 0, 0, .2); }

/* Rides: a calm library surface with one control hierarchy and scannable cards. */
body[data-wd-page="sessions"] .sessions-count { display: inline-flex; margin-top: .85rem; padding: .38rem .68rem; border: 1px solid var(--wd-border); border-radius: 999px; color: var(--wd-muted); background: rgba(17, 21, 29, .75); }
body[data-wd-page="sessions"] .ride-controls { margin-bottom: 1.25rem; overflow: hidden; border: 1px solid var(--wd-border); border-radius: var(--wd-radius); background: linear-gradient(145deg, rgba(23, 29, 39, .94), rgba(17, 21, 29, .96)); box-shadow: var(--wd-shadow-soft); }
body[data-wd-page="sessions"] .ride-controls-head { display: flex; align-items: end; justify-content: space-between; gap: 1rem; padding: 1rem 1.1rem; border-bottom: 1px solid var(--wd-border); }
body[data-wd-page="sessions"] .ride-controls-head h2 { margin: 0; font-size: .9rem; font-weight: 800; letter-spacing: -.01em; }
body[data-wd-page="sessions"] .ride-controls-head p { margin: .25rem 0 0; color: var(--wd-muted); font-size: .72rem; }
body[data-wd-page="sessions"] .layout-controls { display: flex; align-items: center; gap: .55rem; margin: 0; padding: 0; border: 0; background: transparent; }
body[data-wd-page="sessions"] .layout-controls label { margin: 0; }
body[data-wd-page="sessions"] .layout-select { width: auto; min-width: 0; min-height: 36px; padding: .45rem 2rem .45rem .65rem; }
body[data-wd-page="sessions"] .filters-section { margin: 0; padding: 1rem 1.1rem; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
body[data-wd-page="sessions"] .filters-row { display: grid; grid-template-columns: minmax(130px, .75fr) minmax(130px, .75fr) minmax(145px, .8fr) minmax(220px, 1.5fr) auto auto; gap: .7rem; align-items: end; }
body[data-wd-page="sessions"] .filter-group { min-width: 0; gap: .38rem; }
body[data-wd-page="sessions"] .filter-group :is(input, select) { width: 100%; min-width: 0; padding: .62rem .7rem; }
body[data-wd-page="sessions"] .filter-btn,
body[data-wd-page="sessions"] .clear-btn { min-height: 42px; padding-inline: .9rem; }
body[data-wd-page="sessions"] .compare-bar { top: 78px; margin-bottom: 1rem; border-color: rgba(96,165,250,.35); background: rgba(17,21,29,.94); backdrop-filter: blur(12px); }
body[data-wd-page="sessions"] .compare-bar-copy { line-height: 1.45; }
body[data-wd-page="sessions"] .sessions-grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 320px), 1fr)); align-items: start; gap: 1rem; }
body[data-wd-page="sessions"] .session-card { display: flex; min-height: 0; overflow: hidden; padding: 1.15rem; flex-direction: column; border: 1px solid var(--wd-border); border-radius: var(--wd-radius); background: linear-gradient(145deg, rgba(23,29,39,.96), rgba(15,19,26,.98)); box-shadow: var(--wd-shadow-soft); }
body[data-wd-page="sessions"] .session-card::before { display: none; }
body[data-wd-page="sessions"] .session-card:hover { border-color: #3b485b; transform: translateY(-2px); box-shadow: var(--wd-shadow); }
body[data-wd-page="sessions"] .session-card:focus-visible { border-color: var(--wd-blue); }
body[data-wd-page="sessions"] .session-card-topline { display: flex; align-items: center; justify-content: space-between; gap: .8rem; }
body[data-wd-page="sessions"] .session-username { margin: 0; color: var(--wd-blue); font-size: .68rem; font-weight: 800; letter-spacing: .045em; text-transform: none; }
body[data-wd-page="sessions"] .session-date { margin: 0; color: var(--wd-muted); font-size: .67rem; white-space: nowrap; }
body[data-wd-page="sessions"] .session-card-heading { display: flex; align-items: start; justify-content: space-between; gap: 1rem; margin-top: .85rem; }
body[data-wd-page="sessions"] .session-card-heading > div:first-child { min-width: 0; }
body[data-wd-page="sessions"] .session-card-name { overflow-wrap: anywhere; margin: 0; color: var(--wd-text); font-size: 1.15rem; font-weight: 820; line-height: 1.2; letter-spacing: -.025em; }
body[data-wd-page="sessions"] .session-id { overflow: hidden; max-width: 230px; margin-top: .28rem; color: #687386; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .61rem; letter-spacing: .02em; text-overflow: ellipsis; text-transform: none; white-space: nowrap; }
body[data-wd-page="sessions"] .session-card-badges { display: flex; flex: 0 0 auto; flex-wrap: wrap; justify-content: flex-end; gap: .3rem; }
body[data-wd-page="sessions"] :is(.privacy-icon, .verification-badge, .units-badge) { display: inline-flex; width: fit-content; max-width: 100%; height: auto; min-height: 24px; padding: .28rem .48rem; align-items: center; align-self: flex-start; border: 1px solid var(--wd-border); border-radius: 999px; background: rgba(255,255,255,.025); font-size: .6rem; font-weight: 800; line-height: 1; letter-spacing: .025em; text-transform: none; white-space: nowrap; }
body[data-wd-page="sessions"] .verification-badge { width: 7rem; justify-content: center; text-align: center; }
body[data-wd-page="sessions"] .privacy-icon.public { border-color: rgba(52,211,153,.28); color: var(--wd-green); background: rgba(52,211,153,.08); }
body[data-wd-page="sessions"] .privacy-icon.private { color: var(--wd-muted); }
body[data-wd-page="sessions"] .session-card-context { display: grid; gap: .65rem; margin: 1rem 0; padding: .9rem 0; border-top: 1px solid var(--wd-border); border-bottom: 1px solid var(--wd-border); }
body[data-wd-page="sessions"] .session-location { margin: 0; color: var(--wd-text); font-size: .88rem; font-weight: 700; }
body[data-wd-page="sessions"] .location-loading { color: var(--wd-muted); font-style: normal; }
body[data-wd-page="sessions"] .session-card-wheel { display: grid; gap: .2rem; }
body[data-wd-page="sessions"] .session-profile { margin: 0; color: var(--wd-muted); font-size: .68rem; line-height: 1.35; }
body[data-wd-page="sessions"] .session-card-footer { display: flex; align-items: center; justify-content: space-between; gap: .7rem; margin-top: auto; }
body[data-wd-page="sessions"] .session-card-actions { display: flex; align-items: center; justify-content: flex-end; gap: .35rem; }
body[data-wd-page="sessions"] .session-actions { margin: 0; opacity: 1; }
body[data-wd-page="sessions"] :is(.compare-pick, .share-btn, .session-action-btn) { display: inline-flex; min-width: 34px; min-height: 34px; margin: 0; padding: .43rem .55rem; align-items: center; justify-content: center; border: 1px solid var(--wd-border); border-radius: 8px; background: var(--wd-surface-raised); color: var(--wd-muted); font-size: .65rem; font-weight: 800; text-transform: none; }
body[data-wd-page="sessions"] :is(.compare-pick, .share-btn, .session-action-btn):hover { border-color: var(--wd-blue); color: var(--wd-text); }
body[data-wd-page="sessions"] .compare-pick.selected { border-color: var(--wd-blue); color: #bfdbfe; background: rgba(96,165,250,.1); }
body[data-wd-page="sessions"] .session-open-cue { margin-left: .2rem; color: var(--wd-blue); font-size: .67rem; font-weight: 800; white-space: nowrap; }
body[data-wd-page="sessions"] .loading,
body[data-wd-page="sessions"] .no-sessions { margin-top: 1rem; padding: 4rem 1.5rem; border: 1px dashed #344052; border-radius: var(--wd-radius); background: rgba(17,21,29,.58); }
body[data-wd-page="sessions"] .no-sessions h3 { margin: .8rem 0 .35rem; color: var(--wd-text); font-size: 1.05rem; letter-spacing: -.01em; text-transform: none; }
body[data-wd-page="sessions"] .no-sessions p { max-width: 480px; margin: 0 auto; color: var(--wd-muted); font-size: .8rem; line-height: 1.55; }
body[data-wd-page="sessions"] .empty-state-icon { display: grid; width: 42px; height: 42px; margin: 0 auto; place-items: center; border: 1px solid var(--wd-border); border-radius: 11px; background: var(--wd-surface-raised); color: var(--wd-blue); font-size: 1rem; }
body[data-wd-page="sessions"] .sessions-compact { gap: .65rem; }
body[data-wd-page="sessions"] .session-compact-item { display: grid; grid-template-columns: minmax(0, 1fr) auto; min-height: 0; padding: .85rem 1rem; align-items: center; gap: 1rem; border: 1px solid var(--wd-border); border-radius: 11px; background: linear-gradient(145deg, rgba(23,29,39,.94), rgba(15,19,26,.96)); }
body[data-wd-page="sessions"] .session-compact-item:hover { border-color: #3b485b; background: var(--wd-surface); }
body[data-wd-page="sessions"] .session-compact-content { min-width: 0; }
body[data-wd-page="sessions"] .session-compact-left { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); align-items: start; gap: 1rem; }
body[data-wd-page="sessions"] .session-compact-badges { position: static; display: flex; min-width: max-content; align-items: flex-end; gap: .45rem; }
body[data-wd-page="sessions"] .session-compact-privacy,
body[data-wd-page="sessions"] .session-compact-actions { display: flex; align-items: center; justify-content: flex-end; gap: .35rem; }
body[data-wd-page="sessions"] .session-compact-name { overflow: hidden; color: var(--wd-text); font-size: .82rem; font-weight: 750; text-overflow: ellipsis; white-space: nowrap; }
body[data-wd-page="sessions"] .session-compact-date { min-width: 0; color: var(--wd-text); font-size: .72rem; }
body[data-wd-page="sessions"] .session-compact-location,
body[data-wd-page="sessions"] .session-compact-profile { color: var(--wd-muted); font-size: .68rem; line-height: 1.35; }

/* Segments is a first-class public destination, not a Lab sub-view. */
body[data-wd-page="segments"] .segment-page-header { margin-bottom: 2rem; }
body[data-wd-page="segments"] .segment-page-header > div { width: 100%; }
body[data-wd-page="segments"] .segment-page-header .wd-page-eyebrow { margin-bottom: .4rem; }
body[data-wd-page="segments"] .segment-page-header .wd-page-title { font-size: clamp(2.2rem, 6vw, 4.5rem); line-height: .98; letter-spacing: -.05em; }
body[data-wd-page="segments"] .segment-header-meta { align-self: flex-end; padding: .42rem .7rem; border: 1px solid var(--wd-border); border-radius: 999px; background: rgba(17, 21, 29, .78); color: var(--wd-muted); font-size: .72rem; font-weight: 750; white-space: nowrap; }
body[data-wd-page="segments"] .segment-toolbar { display: flex; gap: .55rem; margin: 0 0 1rem; }
body[data-wd-page="segments"] .segment-toolbar[hidden] { display: none; }
body[data-wd-page="segments"] .scope { margin-top: 1rem; }

/* Lab now has one clear analytical mode; Segments is a related standalone destination. */
body[data-wd-page="lab"] .lab-context-copy { margin: 0; padding: 0 1rem 1rem; line-height: 1.55; }
body[data-wd-page="lab"] .lab-segments-link { display: flex; margin: 0 1rem 1rem; justify-content: center; text-decoration: none; }

/* Account: calm focused settings layout instead of a floating form card. */
body[data-wd-page="account"] > .container { width: min(1120px, calc(100% - (2 * var(--wd-page-gutter)))); margin-inline: auto; padding: clamp(2rem, 5vw, 4rem) 0; border: 0; border-radius: 0; background: transparent; box-shadow: none; }
body[data-wd-page="account"] .account-layout { display: grid; grid-template-columns: minmax(0, 1fr); gap: 2rem; align-items: start; }
body[data-wd-page="account"] .section { margin: 0; padding: 1.4rem; border: 1px solid var(--wd-border); border-radius: var(--wd-radius); background: linear-gradient(145deg, rgba(23, 29, 39, .96), rgba(17, 21, 29, .98)); box-shadow: var(--wd-shadow-soft); }
body[data-wd-page="account"] .section + .section { margin-top: 1rem; }
body[data-wd-page="account"] .current-info { margin: 0 0 1.4rem; padding: 0 0 1.15rem; border: 0; border-bottom: 1px solid var(--wd-border); border-radius: 0; background: transparent; }
body[data-wd-page="account"] .current-info h3 { margin-top: 0; font-size: 1rem; }
body[data-wd-page="account"] .form-group label { color: var(--wd-muted); font-size: .7rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; }
body[data-wd-page="account"] .button { min-height: 42px; border-radius: 9px; font-size: .8rem; font-weight: 750; letter-spacing: 0; text-transform: none; }
body[data-wd-page="account"] .back-link { display: inline-flex; margin-top: 1.25rem; color: var(--wd-muted); font-size: .78rem; text-decoration: none; }
body[data-wd-page="account"] .back-link:hover { color: var(--wd-text); }

body[data-wd-page="account"] .account-content { min-width: 0; }
body[data-wd-page="account"] .settings-section-head { display: flex; justify-content: space-between; gap: 1rem; padding-bottom: 1.35rem; border-bottom: 1px solid var(--wd-border); }
body[data-wd-page="account"] .settings-kicker { margin-bottom: .35rem; color: var(--wd-red); font-size: .63rem; font-weight: 850; letter-spacing: .12em; text-transform: uppercase; }
body[data-wd-page="account"] .settings-section-head h2 { margin: 0; color: var(--wd-text); font-size: 1.35rem; font-weight: 800; letter-spacing: -.025em; }
body[data-wd-page="account"] .settings-section-head p { max-width: 560px; margin: .4rem 0 0; color: var(--wd-muted); font-size: .8rem; line-height: 1.5; }
body[data-wd-page="account"] .identity-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .75rem; margin-top: 1.25rem; }
body[data-wd-page="account"] .identity-item { min-width: 0; padding: 1rem; border: 1px solid var(--wd-border); border-radius: 10px; background: rgba(255,255,255,.025); }
body[data-wd-page="account"] .identity-item span { display: block; color: var(--wd-muted); font-size: .64rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
body[data-wd-page="account"] .identity-item strong { display: block; overflow: hidden; margin-top: .45rem; color: var(--wd-text); font-size: .9rem; font-weight: 750; text-overflow: ellipsis; white-space: nowrap; }
body[data-wd-page="account"] .identity-item small { display: block; margin-top: .25rem; color: #667181; font-size: .68rem; }
body[data-wd-page="account"] .settings-divider { height: 1px; margin: 1.4rem 0; background: var(--wd-border); }
body[data-wd-page="account"] .settings-form { max-width: none; }
body[data-wd-page="account"] .form-copy { margin-bottom: 1rem; }
body[data-wd-page="account"] .form-copy h3 { margin: 0; font-size: .9rem; font-weight: 800; }
body[data-wd-page="account"] .form-copy p { margin: .35rem 0 0; color: var(--wd-muted); font-size: .76rem; line-height: 1.5; }
body[data-wd-page="account"] .form-group { margin: 0 0 1rem; }
body[data-wd-page="account"] .form-group input,
body[data-wd-page="account"] .form-group select { width: 100%; padding: .7rem .8rem; border-width: 1px; font-size: .85rem; }
body[data-wd-page="account"] .form-control-row { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: .7rem; align-items: end; }
body[data-wd-page="account"] .form-control-row .form-group { margin: 0; }
body[data-wd-page="account"] .button { width: auto; min-height: 42px; margin: 0; padding: .65rem .9rem; border: 1px solid var(--wd-red); background: var(--wd-red); box-shadow: none; }
body[data-wd-page="account"] .button:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(239,68,68,.2); }
body[data-wd-page="account"] .password-layout { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(190px, .7fr); gap: 1.25rem; margin-top: 1.35rem; align-items: start; }
body[data-wd-page="account"] .password-requirements { margin: 0; padding: 1rem; border: 1px solid var(--wd-border); border-radius: 10px; background: rgba(255,255,255,.025); color: var(--wd-muted); }
body[data-wd-page="account"] .password-requirements h4 { margin: 0 0 .7rem; color: var(--wd-text); font-size: .75rem; letter-spacing: 0; text-transform: none; }
body[data-wd-page="account"] .password-requirements ul { margin: 0; padding-left: 1rem; }
body[data-wd-page="account"] .password-requirements li { margin: 0 0 .45rem; font-size: .71rem; line-height: 1.45; }
body[data-wd-page="account"] .privacy-settings-form { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 1rem; margin-top: 1.35rem; }
body[data-wd-page="account"] .privacy-settings-form > .form-group { margin: 0; padding: 1rem; border: 1px solid var(--wd-border); border-radius: 10px; background: rgba(255,255,255,.025); }
body[data-wd-page="account"] .privacy-settings-form > .button { grid-column: 1 / -1; justify-self: start; }
body[data-wd-page="account"] .visibility-control { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
body[data-wd-page="account"] .checkbox-group { flex: 0 0 auto; margin: 0; }
body[data-wd-page="account"] .checkbox-label { width: 42px; height: 24px; padding: 0; }
body[data-wd-page="account"] .checkmark { inset: 0; width: 42px; height: 24px; border: 1px solid var(--wd-border); border-radius: 999px; background: #0b0e13; }
body[data-wd-page="account"] .checkmark::before { content: ''; position: absolute; top: 3px; left: 3px; width: 16px; height: 16px; border-radius: 50%; background: var(--wd-muted); transition: transform .18s ease, background-color .18s ease; }
body[data-wd-page="account"] .checkbox-label input[type="checkbox"]:checked + .checkmark { border-color: var(--wd-green); background: rgba(52,211,153,.18); }
body[data-wd-page="account"] .checkbox-label input[type="checkbox"]:checked + .checkmark::before { background: var(--wd-green); transform: translateX(18px); }
body[data-wd-page="account"] .checkbox-label input[type="checkbox"]:checked + .checkmark::after { display: none; }
body[data-wd-page="account"] .privacy-zones-section { margin-top: 1.6rem; padding-top: 1.4rem; border-top: 1px solid var(--wd-border); }
body[data-wd-page="account"] .privacy-zone-heading { display: flex; align-items: start; justify-content: space-between; gap: 1rem; }
body[data-wd-page="account"] .privacy-zone-heading h3 { margin: 0; font-size: .95rem; }
body[data-wd-page="account"] .privacy-zone-heading p { margin: .35rem 0 0; color: var(--wd-muted); font-size: .76rem; line-height: 1.5; }
body[data-wd-page="account"] .privacy-zone-heading > span { flex: 0 0 auto; padding: .25rem .5rem; border: 1px solid var(--wd-border); border-radius: 999px; color: var(--wd-muted); font-size: .64rem; font-weight: 750; }
body[data-wd-page="account"] .privacy-zone-item { padding: 1rem; border: 1px solid var(--wd-border); border-radius: 10px; background: rgba(255,255,255,.025); }
body[data-wd-page="account"] .privacy-zone-item:hover { border-color: #3b485b; transform: none; }
body[data-wd-page="account"] .privacy-zone-actions { align-items: center; flex-wrap: wrap; }
body[data-wd-page="account"] .privacy-zone-actions .button { min-height: 36px; padding: .45rem .7rem; }
body[data-wd-page="account"] .button.secondary { border-color: var(--wd-border); background: var(--wd-surface-raised); }
body[data-wd-page="account"] .sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }

/* Navigation: upload and defaults become a coherent setup sequence. */
body[data-wd-page="navigation"] .upload-section { margin-bottom: 1rem; border: 1px dashed #3b485b; border-radius: var(--wd-radius); background: linear-gradient(145deg, rgba(23, 29, 39, .86), rgba(17, 21, 29, .92)); box-shadow: var(--wd-shadow-soft); }
body[data-wd-page="navigation"] .upload-icon { display: grid; width: 48px; height: 48px; margin: 0 auto 1rem; place-items: center; border: 1px solid var(--wd-border); border-radius: 12px; background: var(--wd-surface-raised); font-size: 1.3rem; }
body[data-wd-page="navigation"] .upload-title { font-size: 1rem; font-weight: 800; }
body[data-wd-page="navigation"] .route-options { margin-bottom: 2.25rem; padding: 1rem; }
body[data-wd-page="navigation"] .route-options-heading { display: flex; justify-content: space-between; gap: 1rem; padding: .15rem .15rem .85rem; border-bottom: 1px solid var(--wd-border); font-size: .88rem; font-weight: 800; }
body[data-wd-page="navigation"] .route-options-heading small { color: var(--wd-muted); font-size: .68rem; font-weight: 650; }
body[data-wd-page="navigation"] .route-options-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; padding-top: 1rem; }
body[data-wd-page="navigation"] .profile-row { display: grid; grid-template-columns: 1fr; gap: .4rem; margin: 0; }
body[data-wd-page="navigation"] .profile-select { width: 100%; min-width: 0; padding: .65rem .75rem; }
body[data-wd-page="navigation"] .profile-hint { color: var(--wd-muted); font-size: .72rem; line-height: 1.45; }
body[data-wd-page="navigation"] .routes-section h3 { margin-bottom: .8rem; font-size: .88rem; letter-spacing: .02em; }

/* Watch editor: product typography outside the canvas, purpose-built density inside. */
body[data-wd-page="layout"] .topbar { min-height: 82px; padding: 12px var(--wd-page-gutter); }
body[data-wd-page="layout"] .tool-heading { min-width: 190px; }
body[data-wd-page="layout"] .tool-heading .wd-page-eyebrow { margin-bottom: .25rem; font-size: .61rem; }
body[data-wd-page="layout"] .tool-heading h1 { margin: 0; color: var(--wd-text); font-size: 1.18rem; font-weight: 800; line-height: 1.1; letter-spacing: -.02em; }
body[data-wd-page="layout"] .topbar .tabs { padding: .25rem; border: 1px solid var(--wd-border); border-radius: 10px; background: var(--wd-surface); }
body[data-wd-page="layout"] .topbar .tab { border: 0; border-radius: 7px; font-size: .8rem; font-weight: 800; line-height: 1; }
body[data-wd-page="layout"] .topbar .tab.active { background: var(--wd-surface-raised); box-shadow: inset 0 -2px var(--wd-red); }
body[data-wd-page="layout"] .section h2 { color: var(--wd-muted); font-size: .67rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }

/* Modals should feel like the same app and remain legible on small screens. */
body[data-wd-page] .modal-overlay { padding: 1rem; background: rgba(2, 4, 8, .78); backdrop-filter: blur(8px); }
body[data-wd-page] .modal { width: min(520px, 100%); overflow: hidden; }
body[data-wd-page] .modal-header { border-bottom-color: var(--wd-border); }
body[data-wd-page] .modal-actions { border-top-color: var(--wd-border); }

/* Tool pages keep their density but inherit color and control polish. */
body[data-wd-page="layout"] { --bg: var(--wd-bg); --panel: var(--wd-surface); --panel-2: var(--wd-surface-raised); --line: var(--wd-border); --text: var(--wd-text); --muted: var(--wd-muted); --red: var(--wd-red); }
body[data-wd-page="layout"] .topbar { background: rgba(11, 14, 19, .96); }
body[data-wd-page="layout"] :is(button, input, select) { border-radius: 8px; }
body[data-wd-page="layout"] button:focus-visible,
body[data-wd-page="layout"] input:focus-visible,
body[data-wd-page="layout"] select:focus-visible { border-color: var(--wd-blue); }

@media (max-width: 1100px) {
    body[data-wd-page="sessions"] .filters-row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    body[data-wd-page="sessions"] .filter-group:nth-child(4) { grid-column: span 2; }
}

@media (max-width: 760px) {
    body[data-wd-page="dashboard"] > main,
    body[data-wd-page="leaderboards"] > main,
    body[data-wd-page="sessions"] > main,
    body[data-wd-page="segments"] > main,
    body[data-wd-page="lab"] > main,
    body[data-wd-page="account"] > .container,
    body[data-wd-page="sessions"] > .container,
    body[data-wd-page="navigation"] .container,
    body[data-wd-page] > .discovery-page { width: min(100% - 2rem, var(--wd-page-width)); padding-block: 1.75rem 3rem; }
    body[data-wd-page] .sessions-header h2,
    body[data-wd-page] .page-header h2,
    body[data-wd-page] .lab-title { font-size: clamp(2rem, 12vw, 3.25rem); }
    body[data-wd-page] :is(.filters-row, .profile-row) { align-items: stretch; }
    .wd-page-header, body[data-wd-page="lab"] .lab-header { display: block; }
    body[data-wd-page="segments"] .segment-header-meta { display: inline-flex; margin-top: 1rem; }
    body[data-wd-page="sessions"] .ride-controls-head { align-items: stretch; flex-direction: column; }
    body[data-wd-page="sessions"] .layout-controls { justify-content: space-between; }
    body[data-wd-page="sessions"] .filters-row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    body[data-wd-page="sessions"] .filter-group:nth-child(4) { grid-column: 1 / -1; }
    body[data-wd-page="sessions"] .filter-btn,
    body[data-wd-page="sessions"] .clear-btn { width: 100%; }
    body[data-wd-page="sessions"] .compare-bar.visible { align-items: stretch; flex-direction: column; top: 68px; }
    body[data-wd-page="sessions"] .compare-bar-actions > * { flex: 1; }
    body[data-wd-page="sessions"] .session-card { min-height: 0; }
    body[data-wd-page="sessions"] .session-card-heading { flex-direction: column; }
    body[data-wd-page="sessions"] .session-card-badges { justify-content: flex-start; }
    body[data-wd-page="sessions"] .session-card-footer { align-items: flex-start; flex-direction: column; }
    body[data-wd-page="sessions"] .session-card-actions { width: 100%; justify-content: flex-start; }
    body[data-wd-page="sessions"] .session-open-cue { margin-left: auto; }
    body[data-wd-page="sessions"] .session-compact-item { grid-template-columns: minmax(0, 1fr); min-height: 0; padding-right: 1rem; align-items: stretch; }
    body[data-wd-page="sessions"] .session-compact-left { display: grid; grid-template-columns: 1fr; gap: .65rem; }
    body[data-wd-page="sessions"] .session-compact-badges { position: static; width: 100%; min-width: 0; margin-top: 0; align-items: center; justify-content: space-between; flex-flow: row wrap; }
    body[data-wd-page="sessions"] .session-compact-privacy,
    body[data-wd-page="sessions"] .session-compact-actions { display: flex; align-items: center; flex-wrap: wrap; gap: .35rem; }
    .wd-page-meta { display: inline-flex; margin-top: 1rem; }
    body[data-wd-page="account"] .account-layout { grid-template-columns: 1fr; gap: 1rem; }
    body[data-wd-page="account"] .identity-grid,
    body[data-wd-page="account"] .password-layout,
    body[data-wd-page="account"] .privacy-settings-form { grid-template-columns: 1fr; }
    body[data-wd-page="account"] .form-control-row { grid-template-columns: 1fr; }
    body[data-wd-page="account"] .form-control-row .button { justify-self: start; }
    body[data-wd-page="navigation"] .route-options-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
    body[data-wd-page="sessions"] .filters-row { grid-template-columns: 1fr; }
    body[data-wd-page="sessions"] .filter-group:nth-child(4) { grid-column: auto; }
    body[data-wd-page="sessions"] .session-open-cue { display: none; }
    body[data-wd-page="sessions"] .session-compact-badges { display: grid; grid-template-columns: minmax(0, 1fr); gap: .55rem; }
    body[data-wd-page="sessions"] .session-compact-privacy,
    body[data-wd-page="sessions"] .session-compact-actions { justify-content: flex-start; }
    body[data-wd-page="sessions"] :is(.compare-pick, .share-btn, .session-action-btn) { min-width: 44px; min-height: 44px; }
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}