/* ==========================================================================
   Time Crystal page styles
   Uses the theme variables defined in style.css; load after it.
   ========================================================================== */

.wt-intro { color: var(--muted); margin-top: -0.5rem; margin-bottom: 1rem; }
.wt-privacy {
    display: flex; gap: 0.75rem; align-items: flex-start;
    padding: 0.8rem 1rem; margin-bottom: 1.75rem;
    border-radius: var(--radius-sm);
    background: var(--accent-tint); border: 1px solid var(--accent-border);
    color: var(--text); font-size: 0.93rem; line-height: 1.6;
}
.wt-privacy svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 0.15rem; color: var(--accent); }
.wt-privacy strong { color: var(--ink); }

.wt-timer {
    display: grid;
    grid-template-columns: minmax(260px, 340px) 1fr;
    gap: 2.5rem;
    align-items: center;
}

.wt-ring-wrap { position: relative; width: 100%; max-width: 340px; aspect-ratio: 1; margin: 0 auto; }
.wt-ring { width: 100%; height: 100%; transform: rotate(-90deg); overflow: visible; }
.wt-ring circle { fill: none; stroke-linecap: round; }
.wt-ring .track { stroke: var(--accent-tint); }
/* Each loop past the goal is drawn in a deeper shade on top of the last one */
:root {
    --tc-lap1: var(--accent-green);
    --tc-lap2: #0f5026;
    --tc-lap3: #0a3a1b;
    --tc-lap4: #052611;
    --tc-head-shadow: rgba(0, 0, 0, 0.45);
}
[data-theme="dark"] {
    --tc-lap2: #93d6aa;
    --tc-lap3: #b9e7c8;
    --tc-lap4: #dcf4e4;
    --tc-head-shadow: rgba(0, 0, 0, 0.75);
}
.wt-ring .arc { transition: stroke 0.4s ease; }
.wt-ring .head { stroke: none; filter: drop-shadow(0 0 3px var(--tc-head-shadow)); }
.wt-ring-wrap.closed .track { stroke: var(--green-tint); }

.wt-ring-wrap.running .arc { animation: wt-breathe 2.4s ease-in-out infinite; }
@keyframes wt-breathe { 50% { opacity: 0.78; } }
.wt-ring-wrap.celebrate { animation: wt-pop 0.9s ease; }
@keyframes wt-pop { 40% { transform: scale(1.04); } }

.wt-ring-center {
    position: absolute; inset: 0;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    text-align: center;
}
.wt-elapsed {
    font-size: clamp(2.2rem, 7vw, 3rem);
    font-weight: 600;
    color: var(--ink);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    line-height: 1.1;
}
.wt-goal-line { color: var(--muted); font-size: 0.95rem; margin-top: 0.3rem; }
.wt-loops { color: var(--accent-green); font-size: 0.88rem; font-weight: 600; margin-top: 0.15rem; min-height: 1.3em; }
.wt-state { font-size: 0.85rem; margin-top: 0.6rem; color: var(--muted); }
.wt-state.on { color: var(--accent-green); font-weight: 600; }

.wt-controls { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1.5rem; }
.wt-btn {
    font: inherit; font-weight: 500; font-size: 0.98rem;
    padding: 0.6rem 1.35rem;
    border-radius: 10px;
    cursor: pointer;
    border: 1px solid var(--glass-inner-border);
    background: var(--glass-inner);
    color: var(--ink);
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.wt-btn:hover:not(:disabled) { border-color: var(--accent); color: var(--accent); background: var(--accent-tint); }
.wt-btn.primary { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }
.wt-btn.primary:hover:not(:disabled) { background: var(--accent-dark); border-color: var(--accent-dark); color: var(--on-accent); }
.wt-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.wt-btn:focus-visible, .wt-day:focus-visible, .wt-icon-btn:focus-visible, .wt-goal input:focus-visible {
    outline: 2px solid var(--accent); outline-offset: 2px;
}

.wt-goal { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; margin-bottom: 1.25rem; color: var(--text); }
.wt-goal input {
    width: 4.5rem; font: inherit; padding: 0.35rem 0.5rem;
    border-radius: 8px; border: 1px solid var(--glass-inner-border);
    background: var(--surface); color: var(--ink); text-align: center;
}

.wt-message {
    padding: 0.9rem 1.1rem; border-radius: var(--radius-sm);
    background: var(--green-tint); border: 1px solid var(--green-border);
    color: var(--ink); margin-bottom: 1.25rem;
}
.wt-message[hidden] { display: none; }

.wt-sessions { list-style: none; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.wt-sessions li.live, .wt-chip {
    font: inherit; font-size: 0.88rem; font-variant-numeric: tabular-nums;
    padding: 0.3rem 0.7rem; border-radius: 8px; display: inline-block;
    background: var(--accent-tint); color: var(--accent-dark); border: 1px solid var(--accent-border);
}
.wt-chip { cursor: pointer; transition: background-color 0.2s ease, border-color 0.2s ease; }
.wt-chip:hover { background: var(--accent-tint-hover); border-color: var(--accent); }
.wt-chip:focus-visible, .wt-session-btn:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.wt-sessions li.live { background: var(--green-tint); color: var(--accent-green); border-color: var(--green-border); }

.wt-session-btn {
    font: inherit; color: var(--text); width: 100%; text-align: left; cursor: pointer;
    display: flex; justify-content: space-between; align-items: center; gap: 1rem;
    background: none; border: 0; padding: 0.15rem 0.4rem; margin: 0 -0.4rem; border-radius: 6px;
    font-variant-numeric: tabular-nums;
}
.wt-session-btn:hover { background: var(--accent-tint); }
.wt-edit-hint { font-size: 0.85rem; color: var(--accent); font-weight: 500; }
.wt-detail li.wt-editing { display: block; padding: 0.75rem 0; }
.wt-edit-row { display: flex; flex-wrap: wrap; align-items: flex-end; gap: 0.75rem 1rem; }
.wt-edit-row label { display: flex; flex-direction: column; gap: 0.25rem; font-size: 0.85rem; color: var(--muted); font-weight: 500; }
.wt-edit-row input {
    font: inherit; padding: 0.4rem 0.55rem; min-width: 8rem;
    border-radius: 8px; border: 1px solid var(--glass-inner-border);
    background: var(--surface); color: var(--ink);
}
.wt-edit-row input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.wt-edit-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; }
.wt-btn.small { padding: 0.4rem 0.95rem; font-size: 0.92rem; }
.wt-empty { color: var(--muted); font-size: 0.92rem; }
.wt-hint { color: var(--muted); font-size: 0.88rem; font-style: italic; margin: -0.4rem 0 0.6rem; }
.wt-hint[hidden] { display: none; }

/* ---------- Calendar ---------- */
.wt-cal-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 1rem; }
.wt-cal-head h3 { margin: 0; font-family: var(--font-serif); font-size: 1.35rem; }
.wt-icon-btn {
    font: inherit; width: 38px; height: 38px; border-radius: 9px; cursor: pointer;
    border: 1px solid var(--glass-inner-border); background: var(--glass-inner); color: var(--ink);
    display: inline-flex; align-items: center; justify-content: center;
}
.wt-icon-btn:hover { color: var(--accent); border-color: var(--accent); background: var(--accent-tint); }
.wt-icon-btn svg { width: 18px; height: 18px; }

.wt-stats { display: flex; flex-wrap: wrap; gap: 0.5rem 1.75rem; margin-bottom: 1.25rem; color: var(--muted); font-size: 0.95rem; }
.wt-stats strong { color: var(--ink); font-weight: 600; }

.wt-grid { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 0.4rem; }
.wt-dow { text-align: center; font-size: 0.8rem; color: var(--muted); font-weight: 500; padding-bottom: 0.2rem; }
.wt-day {
    font: inherit; color: var(--text);
    display: flex; flex-direction: column; align-items: center; gap: 0.15rem;
    padding: 0.45rem 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    background: var(--glass-inner);
    cursor: pointer;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
.wt-day:hover { border-color: var(--accent-border); }
.wt-day.blank { visibility: hidden; }
.wt-day.future { opacity: 0.4; cursor: default; }
.wt-day.today { border-color: var(--accent); }
.wt-day.selected { background: var(--accent-tint); border-color: var(--accent-border); }
.wt-day.today.selected { border-color: var(--accent); }
.wt-day-num { font-size: 0.85rem; font-weight: 600; color: var(--ink); line-height: 1.2; }
.wt-day-hrs { font-size: 0.72rem; color: var(--muted); font-variant-numeric: tabular-nums; line-height: 1.2; min-height: 1.2em; }
.wt-mini { width: 38px; height: 38px; transform: rotate(-90deg); }
.wt-mini circle { fill: none; stroke-linecap: round; }
.wt-mini .track { stroke: var(--accent-tint); }
.wt-mini.closed .track { stroke: var(--green-tint); }

.wt-detail { margin-top: 1.5rem; padding: 1.25rem 1.4rem; border-radius: var(--radius-sm);
    background: var(--glass-inner); border: 1px solid var(--glass-inner-border); }
.wt-detail h4 { margin-top: 0; font-size: 1.05rem; }
.wt-detail p { margin-bottom: 0.75rem; }
.wt-detail ul { list-style: none; }
.wt-detail li { display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    padding: 0.4rem 0; border-bottom: 1px solid var(--border-soft); font-variant-numeric: tabular-nums; }
.wt-detail li:last-child { border-bottom: 0; }
.wt-link-btn { font: inherit; font-size: 0.88rem; background: none; border: 0; color: var(--red); cursor: pointer; padding: 0.2rem 0.3rem; border-radius: 6px; }
.wt-link-btn:hover { background: var(--red-tint); }

.wt-data p { color: var(--muted); font-size: 0.92rem; margin-bottom: 1rem; }
.wt-data-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

.wt-manual {
    margin-top: 1.25rem; padding: 1.25rem 1.4rem; border-radius: var(--radius-sm);
    background: var(--glass-inner); border: 1px solid var(--glass-inner-border);
}
.wt-manual[hidden] { display: none; }
.wt-manual h3 { margin-top: 0; }
.wt-manual-fields { display: flex; flex-wrap: wrap; gap: 1rem; margin-bottom: 1rem; }
.wt-manual label { display: flex; flex-direction: column; gap: 0.3rem; font-size: 0.9rem; color: var(--muted); font-weight: 500; }
.wt-manual input {
    font: inherit; font-size: 1rem; padding: 0.45rem 0.6rem; min-width: 8.5rem;
    border-radius: 8px; border: 1px solid var(--glass-inner-border);
    background: var(--surface); color: var(--ink); color-scheme: inherit;
}
.wt-manual input:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.wt-form-status { margin-top: 0.9rem; font-size: 0.92rem; }
.wt-form-status.error { color: var(--red); }
.wt-form-status.ok { color: var(--accent-green); }
.wt-editing .wt-form-status { margin-top: 0.6rem; }
.wt-editing .wt-form-status:empty { display: none; }
@media (max-width: 720px) {
    .wt-manual { padding: 1rem; }
    .wt-manual label { flex: 1 1 100%; }
    .wt-manual input { width: 100%; }
}

@media (max-width: 720px) {
    .wt-timer { grid-template-columns: 1fr; gap: 1.5rem; }
    .wt-ring-wrap { max-width: 280px; }
    .wt-controls { justify-content: center; }
    .wt-controls .wt-btn { flex: 1 1 0; padding: 0.65rem 0.5rem; }
    .wt-grid { gap: 0.25rem; }
    .wt-day { padding: 0.35rem 0 0.4rem; }
    .wt-mini { width: 30px; height: 30px; }
    .wt-day-hrs { font-size: 0.64rem; }
}

@media (prefers-reduced-motion: reduce) {
    .wt-ring-wrap.running .arc, .wt-ring-wrap.celebrate { animation: none; }
}