/* Sleep, Decoded - tracking, XP and calculator widgets (sd-tracking.js, sd-xp.js, sd-calc.js)
 * Uses the tokens from assets/course.css only, so dark mode follows automatically. */

.sd-checkin,.sd-experiment,.sd-caffeine,.sd-sleepdebt,.sd-predict,.sd-scorecard{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px;min-width:0}
.sd-checkin h3,.sd-experiment h3,.sd-sleepdebt h3,.sd-scorecard h3{margin:0 0 10px}
.sd-lbl{font-weight:600;font-size:14px}
.sd-btn-sm{min-height:44px;padding:6px 12px;font-size:15px}

/* range sliders: big touch area, visible value */
input[type=range].sd-range{-webkit-appearance:none;appearance:none;width:100%;min-height:44px;height:44px;padding:0;margin:0;border:0;background:transparent;accent-color:var(--acc);cursor:pointer;touch-action:pan-y}
input[type=range].sd-range::-webkit-slider-runnable-track{height:8px;border-radius:99px;background:var(--line)}
input[type=range].sd-range::-moz-range-track{height:8px;border-radius:99px;background:var(--line)}
input[type=range].sd-range::-webkit-slider-thumb{-webkit-appearance:none;width:28px;height:28px;margin-top:-10px;border-radius:50%;background:var(--acc);border:3px solid var(--card);box-shadow:0 0 0 1px var(--acc)}
input[type=range].sd-range::-moz-range-thumb{width:24px;height:24px;border-radius:50%;background:var(--acc);border:3px solid var(--card)}
input[type=range].sd-range:focus-visible{outline:3px solid var(--acc);outline-offset:2px}
.sd-range-val,.sd-pr-val{display:inline-block;font-weight:800;color:var(--acc);font-variant-numeric:tabular-nums;margin-left:4px}

/* tap-button rows (rested 1-5, yes/no) */
.sd-pick-row{display:grid;gap:6px;grid-template-columns:repeat(auto-fit,minmax(56px,1fr))}
.sd-pick-row.sd-pick-5{grid-template-columns:repeat(5,minmax(0,1fr))}
.sd-pick-row.sd-pick-2{grid-template-columns:repeat(2,minmax(0,120px))}
.sd-pick-row.sd-pick-3{grid-template-columns:repeat(3,minmax(0,120px))}
.sd-pick{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:0;min-height:52px;padding:4px 2px;background:var(--card);color:var(--fg);border:2px solid var(--line);font-weight:700}
.sd-pick:hover{border-color:var(--acc)}
.sd-pick[aria-pressed="true"]{background:var(--acc);border-color:var(--acc);color:var(--btn-fg)}
.sd-pick-main{font-size:19px;line-height:1.1}
.sd-pick-sub{font-size:11px;font-weight:600;line-height:1.2;opacity:.85;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* check-in */
.sd-ci-form{display:grid;gap:14px}
.sd-ci-form .sd-row{margin:0}
.sd-checkin.is-compact{padding:12px 14px}
.sd-checkin.is-compact .sd-ci-title{font-size:16px}
.sd-ci-logged{display:flex;flex-wrap:wrap;align-items:center;gap:6px 12px;margin:0 0 8px;font-weight:600}
.sd-ci-logged:focus{outline:none}
.sd-ci-exp{background:var(--tip);border-left:4px solid var(--tip-line);padding:8px 10px;border-radius:8px}
.sd-ci-foot{margin:8px 0 0}
.sd-ci-foot a{display:inline-flex;align-items:center;min-height:44px}
.sd-mc-wrap{margin-top:10px;max-width:460px}
.sd-mc{width:100%;height:auto;display:block}
.sd-mc-bar{fill:var(--acc)}
.sd-mc-bar.is-diary{fill:var(--ok)}
.sd-mc-dot{fill:var(--fg);stroke:var(--card);stroke-width:1.5}
.sd-mc-axis{stroke:var(--mut);stroke-width:1}
.sd-mc-ref{stroke:var(--mut);stroke-width:1;stroke-dasharray:4 3}
.sd-mc-lbl{fill:var(--mut);font-size:9px;font-family:system-ui,Segoe UI,Arial}
.sd-mc-flag line{stroke:var(--tip-line);stroke-width:1.5}
.sd-mc-flag path{fill:var(--tip-line)}
.sd-mc-legend{display:flex;flex-wrap:wrap;align-items:center;gap:2px 6px;margin:4px 0 0}
.sd-sw{display:inline-block;width:12px;height:12px;border-radius:3px;vertical-align:middle}
.sd-sw-ci{background:var(--acc)}.sd-sw-diary{background:var(--ok)}
.sd-sw-dot{background:var(--fg);border-radius:50%;width:9px;height:9px}
.sd-sw-flag{color:var(--tip-line);font-weight:700}
.sd-sw-short{background:var(--warn)}.sd-sw-extra{background:var(--ok)}
.sd-sw-line{height:3px;border-radius:0;background:var(--acc)}

/* experiment */
.sd-exp-form{display:grid;gap:14px}
.sd-exp-head:focus,.sd-exp-results h3:focus{outline:none}
.sd-exp-opts{display:grid;gap:8px}
.sd-exp-opt{display:flex;gap:10px;align-items:flex-start;padding:10px 12px;border:2px solid var(--line);border-radius:10px;background:var(--bg);cursor:pointer;min-height:44px}
.sd-exp-opt:hover{border-color:var(--acc)}
.sd-exp-opt:has(input:checked){border-color:var(--acc);background:var(--acc2)}
.sd-exp-opt input{width:22px;height:22px;min-height:0;margin:2px 0 0;flex:0 0 auto;accent-color:var(--acc)}
.sd-exp-opt-body{display:flex;flex-direction:column;gap:2px;min-width:0}
.sd-exp-now{background:var(--ok-bg);border-color:var(--ok)}
.sd-exp-now .sd-big{font-weight:700}
.sd-exp-results{margin-top:16px}
.sd-exp-table{width:100%;font-size:14px;border-collapse:collapse}
.sd-exp-table th,.sd-exp-table td{border-bottom:1px solid var(--line);padding:6px 8px;text-align:left;vertical-align:top}
.sd-exp-compare{font-weight:600}
@media (max-width:560px){
  .sd-exp-table thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
  .sd-exp-table,.sd-exp-table tbody,.sd-exp-table tr,.sd-exp-table td{display:block;width:100%}
  .sd-exp-table tr{border-bottom:1px solid var(--line);padding:6px 0}
  .sd-exp-table td{border:0;padding:2px 0}
  .sd-exp-table td:nth-child(1){font-weight:700}
  .sd-exp-table td:nth-child(3)::before{content:"Did it: "}
  .sd-exp-table td:nth-child(4)::before{content:"Rested vs prediction: "}
  .sd-exp-table td:nth-child(5)::before{content:"Hours: "}
  .sd-exp-table td::before{color:var(--mut)}
}

/* caffeine */
.sd-cf-slider{grid-column:1/-1}
.sd-cf-chart,.sd-db-chart{max-width:560px;margin:8px 0}
.sd-cf-svg,.sd-db-svg{width:100%;height:auto;display:block}
.sd-cf-band{fill:var(--acc2);stroke:none}
.sd-cf-line{fill:none;stroke:var(--acc);stroke-width:2.5}
.sd-cf-axis{stroke:var(--mut);stroke-width:1}
.sd-cf-grid{stroke:var(--line);stroke-width:1}
.sd-cf-bed{stroke:var(--warn);stroke-width:2;stroke-dasharray:5 3}
.sd-cf-dot{fill:var(--warn)}
.sd-cf-lbl,.sd-db-lbl{fill:var(--mut);font-size:10px;font-family:system-ui,Segoe UI,Arial}
.sd-cf-bedlbl{fill:var(--warn);font-size:11px;font-weight:700;font-family:system-ui,Segoe UI,Arial}

/* sleep debt */
.sd-db-need{margin-bottom:6px}
.sd-db-days{border:1px solid var(--line);border-radius:10px;padding:8px 12px 12px;margin:0 0 8px;min-width:0}
.sd-db-days legend{font-weight:600;font-size:14px;padding:0 4px}
.sd-db-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:8px}
.sd-db-grid .sd-field input{width:100%}
.sd-db-bar.is-short{fill:var(--warn)}
.sd-db-bar.is-extra{fill:var(--ok)}
.sd-db-zero{stroke:var(--mut);stroke-width:1}
.sd-db-line{fill:none;stroke:var(--acc);stroke-width:2.5;stroke-linejoin:round}
.sd-db-dot{fill:var(--acc)}
.sd-db-legend{display:flex;flex-wrap:wrap;align-items:center;gap:2px 6px}
.sd-db-extra{margin-top:10px}
.sd-db-total{font-weight:700}

/* predict */
.sd-pr-ends{display:flex;justify-content:space-between;margin:0}
.sd-pr-scale{position:relative;height:84px;margin:12px 8px 4px;border-bottom:3px solid var(--line)}
.sd-pr-band{position:absolute;bottom:-3px;height:14px;background:var(--ok-bg);border:1px solid var(--ok);border-radius:4px}
.sd-pr-mark{position:absolute;bottom:-3px;width:3px;height:62px;margin-left:-1px;background:var(--acc)}
.sd-pr-mark.is-answer{background:var(--ok);height:30px}
.sd-pr-tag{position:absolute;bottom:100%;left:50%;transform:translateX(-50%);white-space:nowrap;font-size:12px;font-weight:700;padding:1px 6px;border-radius:99px;background:var(--card);border:1px solid currentColor}
.is-guess .sd-pr-tag{color:var(--acc)}.is-answer .sd-pr-tag{color:var(--ok)}
.sd-pr-mark.is-l .sd-pr-tag{transform:none;left:0}
.sd-pr-mark.is-r .sd-pr-tag{transform:none;left:auto;right:0}
.sd-pr-head:focus{outline:none}

/* scorecard */
.sd-sc-label{margin:0 0 8px;font-size:14px;color:var(--mut);font-style:italic}
.sd-sc-score{margin:4px 0 10px;font-size:20px;color:var(--mut)}
.sd-sc-score strong{font-size:56px;line-height:1;color:var(--acc)}
.sd-sc-part{margin:8px 0}
.sd-sc-part p{margin:0}
.sd-sc-part-head{display:flex;justify-content:space-between;gap:8px;font-weight:600}
.sd-sc-part-2 .sd-bar-fill{background:var(--ok)}
.sd-sc-part-3 .sd-bar-fill{background:var(--tip-line)}
.sd-sc-meta{display:flex;flex-wrap:wrap;gap:4px 14px;margin:10px 0 0;color:var(--mut)}
.sd-copy-ta{width:100%;min-height:120px;margin-top:8px;font-size:14px}

/* top-bar chip */
#course-progress .cp-xp{color:var(--fg);font-weight:600}

@media (prefers-reduced-motion:reduce){
  .sd-pick,.sd-exp-opt{transition:none}
}
@media print{
  .sd-checkin,.sd-scorecard{display:none!important}
}