/* ============================================
   FitBreak – Cvičit (hodinový dvoufázový trénink)
   Používá design tokeny z css/style.css
   ============================================ */

:root {
    --wk-ctl-h: 40px;
    --wk-ctl-h-sm: 36px;
    --wk-icon-btn: 38px;
}

.wk-wrap {
    position: relative;
    z-index: 1;
    max-width: 1080px;
    margin: 0 auto;
    padding: var(--space-lg) var(--space-md) var(--space-3xl);
}

/* --- Header --- */
.wk-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-md) 0;
    flex-wrap: wrap;
}

.wk-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    line-height: 1;
    text-decoration: none;
    color: var(--color-text);
    font-family: var(--font-logo);
    font-size: 22px;
}

.wk-logo-accent { color: var(--color-primary); }

.wk-header-actions {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.wk-langs {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: 4px;
}

.wk-lang-btn {
    border: none;
    background: transparent;
    color: var(--color-text-secondary);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    padding: 6px 10px;
    border-radius: var(--radius-full);
    cursor: pointer;
    line-height: 1;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.wk-lang-btn:hover { color: var(--color-text); }

.wk-lang-btn.active {
    background: var(--color-primary);
    color: #fff;
}

.wk-back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    line-height: 1;
    color: var(--color-text-secondary);
    text-decoration: none;
    font-size: 14px;
    padding: 8px 12px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    transition: color var(--transition-fast), border-color var(--transition-fast);
}

.wk-back-link:hover {
    color: var(--color-text);
    border-color: var(--color-text-muted);
}

.wk-back-link svg { display: block; }

/* --- Hero --- */
.wk-hero {
    text-align: center;
    padding: var(--space-xl) 0 var(--space-lg);
}

.wk-hero h1 {
    font-family: var(--font-logo);
    font-size: clamp(28px, 5vw, 44px);
    line-height: 1.15;
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: var(--space-sm);
}

.wk-hero p {
    color: var(--color-text-secondary);
    max-width: 640px;
    margin: 0 auto;
    font-size: 16px;
}

.wk-hero-stats {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.wk-stat {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    line-height: 1;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    padding: 10px 16px;
    font-size: 14px;
    color: var(--color-text);
}

.wk-stat svg { display: block; color: var(--color-accent); }

.wk-stat strong { font-weight: 700; }

/* --- Akční lišta --- */
.wk-actions {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: var(--space-sm);
    margin: var(--space-lg) 0 var(--space-xl);
}

.wk-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    line-height: 1;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 600;
    padding: 0 22px;
    height: 48px;
    border-radius: var(--radius-full);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}

.wk-btn svg { display: block; }

.wk-btn-primary {
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    color: #fff;
    box-shadow: var(--shadow-glow-primary);
}

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

.wk-btn-ghost {
    background: var(--color-bg-card);
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.wk-btn-ghost:hover { background: var(--color-bg-hover); }

.wk-btn-sm {
    height: 36px;
    font-size: 13px;
    padding: 0 14px;
}

/* --- Nastaveni treninku --- */
.wk-setup {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.wk-setup-title {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--space-md);
}

.wk-setup-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-md);
    margin-bottom: var(--space-sm);
}

.wk-setup-label {
    display: inline-flex;
    align-items: center;
    line-height: 1;
    min-width: 92px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
}

.wk-setup-hint {
    margin: 0 0 var(--space-md);
    font-size: 13px;
    line-height: 1.5;
    color: var(--color-text-secondary);
}

.wk-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
    min-width: 0;
}

.wk-pill {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    line-height: 1;
    height: var(--wk-ctl-h);
    padding: 0 18px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    background: var(--color-bg-input);
    color: var(--color-text-secondary);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.wk-pill:hover { background: var(--color-bg-hover); color: var(--color-text); }

.wk-pill.is-active {
    background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
    border-color: transparent;
    color: #fff;
}

.wk-pill-toggle.is-active {
    background: linear-gradient(90deg, var(--color-accent-dark), var(--color-accent));
    color: #06210F;
}

.wk-pill-quiet {
    background: transparent;
    font-weight: 500;
}

.wk-pill-quiet[hidden] { display: none; }

.wk-pill svg { display: block; }

/* --- Zatez --- */
.wk-load {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.wk-load-head {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.wk-load-name {
    font-size: 15px;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1;
}

.wk-load-bar {
    display: flex;
    gap: 6px;
    margin-bottom: 6px;
}

.wk-load-seg {
    flex: 1 1 0;
    min-width: 0;
    height: 8px;
    border-radius: var(--radius-full);
    background: var(--color-bg-input);
}

.wk-load-seg.is-on { background: linear-gradient(90deg, var(--color-primary-light), var(--color-primary)); }
.wk-load-seg.is-on:nth-child(1) { background: var(--color-accent); }
.wk-load-seg.is-on:nth-child(2) { background: var(--color-accent-dark); }

.wk-load-detail {
    display: block;
    font-size: 12px;
    color: var(--color-text-muted);
}

/* --- Zapojene partie --- */
.wk-coverage {
    display: flex;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: var(--space-sm) var(--space-md);
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.wk-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    min-width: 0;
}

.wk-chip {
    display: inline-flex;
    align-items: center;
    line-height: 1;
    padding: 6px 10px;
    border-radius: var(--radius-full);
    background: var(--color-bg-input);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    font-size: 12px;
    font-weight: 600;
}

/* --- Bloky treninku --- */
.wk-plan { margin-top: var(--space-xl); }

.wk-block {
    margin-bottom: var(--space-xl);
}

.wk-block-head {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.wk-block-num {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: #fff;
    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
}

.wk-block-circuit .wk-block-num,
.wk-block-stretch .wk-block-num {
    background: linear-gradient(135deg, var(--color-accent-dark), var(--color-accent));
    color: #06210F;
}

.wk-block-title { min-width: 0; }

.wk-block-title h3 {
    font-family: var(--font-display);
    font-size: 19px;
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 4px;
    line-height: 1.25;
}

.wk-block-sub {
    margin: 0 0 6px;
    font-size: 13px;
    line-height: 1.55;
    color: var(--color-text-secondary);
    max-width: 68ch;
}

.wk-block-meta {
    display: block;
    color: var(--color-text-muted);
    font-size: 12px;
    font-weight: 600;
}

.wk-block-circuit .wk-steps li::before,
.wk-block-stretch .wk-steps li::before { color: var(--color-accent); }

/* --- Karty cviků --- */
.wk-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-md);
}

.wk-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-md);
    display: flex;
    flex-direction: column;
    gap: var(--space-sm);
    min-width: 0;
    transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.wk-card:hover {
    border-color: var(--color-text-muted);
    transform: translateY(-2px);
}

.wk-card-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
}

.wk-card-order {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 26px;
    height: 26px;
    flex: 0 0 26px;
    border-radius: 50%;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    color: var(--color-text-secondary);
    font-size: 12px;
    font-weight: 700;
}

.wk-card-cat {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--color-text-secondary);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-full);
    padding: 5px 10px;
    line-height: 1;
    white-space: nowrap;
}

.wk-card h4 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.25;
}

.wk-card-reps {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    line-height: 1;
    align-self: flex-start;
    color: var(--color-accent);
    font-size: 14px;
    font-weight: 700;
}

.wk-card-reps svg { display: block; }

/* Figura (SVG křivkový návod) */
.wk-figure {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
}

.wk-figure svg {
    display: block;
    width: 150px;
    height: 150px;
    color: var(--color-text);
}

.wk-fig-ground {
    stroke: var(--color-text-muted);
    opacity: 0.6;
}

.wk-fig-prop {
    stroke: var(--color-text-muted);
}

.wk-fig-body {
    stroke: currentColor;
}

.wk-fig-head {
    fill: none;
    stroke: currentColor;
}

.wk-fig-accent {
    stroke: var(--color-primary);
}

/* Klouby (ruce a chodidla) — bez nich splývá ruka se zdí a chodidlo se zemí
   a na malém náhledu není poznat, kam končetina míří. */
.wk-fig-joint {
    fill: currentColor;
    opacity: 0.55;
}
.wk-fig-joint-accent {
    fill: var(--color-primary);
    opacity: 1;
}

/* Postup (kroky) */
.wk-steps {
    margin: 0;
    padding: 0 0 0 2px;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 6px;
    counter-reset: wkstep;
}

.wk-steps li {
    counter-increment: wkstep;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 13px;
    color: var(--color-text-secondary);
    line-height: 1.45;
}

.wk-steps li::before {
    content: counter(wkstep);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;
    flex: 0 0 18px;
    margin-top: 1px;
    border-radius: 50%;
    background: var(--color-bg-elevated);
    color: var(--color-primary);
    font-size: 11px;
    font-weight: 700;
    line-height: 1;
}

.wk-card-tags {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-width: 0;
}

.wk-card-lvl {
    display: inline-flex;
    align-items: center;
    line-height: 1;
    padding: 5px 9px;
    border-radius: var(--radius-full);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.wk-lvl-1 { background: rgba(0, 230, 118, 0.14); color: var(--color-accent-light); }
.wk-lvl-2 { background: rgba(255, 179, 0, 0.16); color: var(--color-warning); }
.wk-lvl-3 { background: rgba(255, 82, 82, 0.16); color: var(--color-danger); }

.wk-card-foot {
    margin-top: auto;
    padding-top: var(--space-sm);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-sm);
}

.wk-icon-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--wk-icon-btn);
    height: var(--wk-icon-btn);
    padding: 0;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-bg-input);
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

.wk-icon-btn svg { display: block; }

.wk-icon-btn:hover {
    background: var(--color-bg-hover);
    color: var(--color-text);
    border-color: var(--color-text-muted);
}

.wk-icon-btn-danger:hover {
    color: var(--color-danger);
    border-color: var(--color-danger);
}

/* --- Modal výměny cviku --- */
.wk-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--space-md);
}

.wk-modal[hidden] { display: none; }

.wk-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(3px);
}

.wk-modal-panel {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 720px;
    max-height: calc(100vh - 48px);
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-lg);
}

.wk-modal-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    border-bottom: 1px solid var(--color-border);
}

.wk-modal-head h3 {
    font-size: 17px;
    font-weight: 700;
}

.wk-modal-close {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: transparent;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast), background var(--transition-fast);
}

.wk-modal-close:hover { color: var(--color-text); background: var(--color-bg-hover); }

.wk-modal-close svg { display: block; }

.wk-modal-body {
    padding: var(--space-md) var(--space-lg) var(--space-lg);
    overflow-y: auto;
}

.wk-swap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
    gap: var(--space-sm);
}

.wk-swap-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    cursor: pointer;
    color: var(--color-text);
    font-family: var(--font-body);
    transition: border-color var(--transition-fast), background var(--transition-fast);
    min-width: 0;
}

.wk-swap-item:hover {
    border-color: var(--color-primary);
    background: var(--color-bg-hover);
}

.wk-swap-item svg {
    display: block;
    width: 84px;
    height: 84px;
    color: var(--color-text);
}

.wk-swap-name {
    font-size: 13px;
    font-weight: 600;
    text-align: center;
    line-height: 1.3;
}

.wk-swap-reps {
    font-size: 12px;
    color: var(--color-accent);
    font-weight: 700;
}

/* --- Průvodce tréninkem (overlay) --- */
.wk-player {
    position: fixed;
    inset: 0;
    z-index: 1100;
    background: var(--color-bg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-lg);
    text-align: center;
}

.wk-player[hidden] { display: none; }

.wk-player-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
}

.wk-player-progress {
    flex: 1 1 auto;
    min-width: 0;
    height: 6px;
    border-radius: var(--radius-full);
    background: var(--color-bg-elevated);
    overflow: hidden;
}

.wk-player-progress-fill {
    height: 100%;
    width: 0%;
    border-radius: var(--radius-full);
    background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
    transition: width 400ms linear;
}

.wk-player-context {
    color: var(--color-text-secondary);
    font-size: 14px;
    margin-bottom: var(--space-sm);
    min-height: 20px;
}

.wk-player-title {
    font-family: var(--font-logo);
    font-size: clamp(24px, 4.5vw, 38px);
    line-height: 1.15;
    margin-bottom: var(--space-xs);
}

.wk-player.is-rest .wk-player-title { color: var(--color-accent); }

.wk-player-reps {
    color: var(--color-accent);
    font-size: 18px;
    font-weight: 700;
    min-height: 26px;
}

.wk-player-figure {
    margin: var(--space-md) 0;
}

.wk-player-figure svg {
    display: block;
    width: min(46vh, 300px);
    height: min(46vh, 300px);
    color: var(--color-text);
}

.wk-player-time {
    font-family: var(--font-logo);
    font-size: clamp(40px, 9vw, 72px);
    line-height: 1;
    letter-spacing: 0.02em;
    font-variant-numeric: tabular-nums;
}

.wk-player-next {
    margin-top: var(--space-sm);
    color: var(--color-text-secondary);
    font-size: 14px;
    min-height: 20px;
}

.wk-player-next strong { color: var(--color-text); }

.wk-player-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
}

.wk-round-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    border-radius: 50%;
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    color: var(--color-text);
    cursor: pointer;
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.wk-round-btn:hover { background: var(--color-bg-hover); border-color: var(--color-text-muted); }

.wk-round-btn svg { display: block; width: 22px; height: 22px; }

.wk-round-btn-main {
    width: 68px;
    height: 68px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    border: none;
    color: #fff;
    box-shadow: var(--shadow-glow-primary);
}

.wk-round-btn-main:hover { background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary)); }

.wk-round-btn-main svg { width: 28px; height: 28px; }

.wk-round-btn.is-on {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.wk-player-main,
.wk-player-done {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.wk-player-main[hidden],
.wk-player-done[hidden] { display: none; }

body.wk-no-scroll { overflow: hidden; }

/* Souhrn na konci */
.wk-player-done-emoji { font-size: 56px; margin-bottom: var(--space-sm); }

/* --- Patička --- */
.wk-footer {
    text-align: center;
    color: var(--color-text-muted);
    font-size: 13px;
    padding: var(--space-xl) 0 var(--space-lg);
}

/* --- Responsivita --- */
@media (max-width: 768px) {
    .wk-grid { grid-template-columns: minmax(0, 1fr); }
    .wk-header { justify-content: center; }
    .wk-figure svg { width: 130px; height: 130px; }

    .wk-setup { padding: var(--space-md); }
    .wk-setup-row { align-items: stretch; flex-direction: column; gap: var(--space-sm); }
    .wk-setup-label { min-width: 0; }
    .wk-pill { height: 44px; flex: 1 1 auto; }
    .wk-icon-btn { width: 44px; height: 44px; }
    .wk-block-title h3 { font-size: 17px; }
}

@media (max-width: 480px) {
    .wk-btn { height: 48px; width: 100%; }
    .wk-actions { flex-direction: column; align-items: stretch; }
    .wk-hero-stats { gap: 6px; }
    .wk-stat { padding: 9px 12px; font-size: 13px; }
    .wk-swap-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

    .wk-pill { height: 48px; font-size: 15px; padding: 0 14px; }
    .wk-pills { gap: 6px; }
    .wk-icon-btn { width: 48px; height: 48px; }
    .wk-block-head { gap: var(--space-sm); }
    .wk-block-num { width: 30px; height: 30px; font-size: 14px; }
    .wk-toast { bottom: 16px; }
}

/* --- Potřebná pomůcka na kartě --- */
.wk-card-needs {
    display: inline-flex;
    align-items: center;
    line-height: 1;
    padding: 5px 9px;
    border-radius: var(--radius-full);
    background: rgba(68, 138, 255, 0.14);
    color: var(--color-info);
    font-size: 11px;
    font-weight: 700;
    white-space: nowrap;
}

.wk-pill:disabled {
    cursor: default;
    opacity: 0.75;
}

/* ============================================
   Cvičit uvnitř aplikace (stránka #pageWorkout v SPA)
   ============================================
   Samostatná stránka /cvicit.html zanikla 9. 10. 2026 — cvičení je teď
   součást FitBreaku. Aplikace má vlastní hlavičku, jazykový přepínač
   a spodní navigaci, takže .wk-wrap uvnitř ní nesmí přidávat svůj
   horní odstup ani clonit fixní lištu dole.
*/
.wk-in-app {
    padding-left: 0;
    padding-right: 0;
    padding-top: var(--space-sm);
}

/* Hero uvnitř aplikace je menší — nad ním už je nadpis obrazovky */
.wk-in-app .wk-hero h1 {
    font-size: clamp(22px, 4vw, 30px);
}

/* Zavádění knihovny cviků (lazy-load) — místo prázdna ukazatel práce */
.wk-plan.wk-loading {
    min-height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.wk-plan.wk-loading::after {
    content: '';
    width: 28px;
    height: 28px;
    border: 3px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: var(--radius-full);
    animation: wk-spin 0.8s linear infinite;
}
@keyframes wk-spin {
    to { transform: rotate(360deg); }
}
@media (prefers-reduced-motion: reduce) {
    .wk-plan.wk-loading::after { animation-duration: 2.4s; }
}