/* Study timer — a floating "pulse capsule". Markup and behaviour come from
   study-widget-ui.js / study-session-widget.js / auto-study-tracker.js; this
   file only restyles it. Visibility states are owned by those scripts:
   .ssw-visible (manual session), .focus-widget--visible (auto), .ast-hidden. */

body .study-widget.sw-card {
  --sw-bg: #141621; --sw-ink: #F2F2F7; --sw-dim: #A9ABBB; --sw-line: rgba(255, 255, 255, .12);
  position: fixed; z-index: 72;
  right: max(20px, env(safe-area-inset-right, 0px)); bottom: max(20px, env(safe-area-inset-bottom, 0px));
  display: flex; align-items: center; gap: 10px;
  width: auto; max-width: min(420px, calc(100vw - 32px)); min-height: 56px; margin: 0; padding: 7px 7px 7px 8px;
  border: 1px solid var(--sw-line); border-radius: 999px;
  background: var(--sw-bg); color: var(--sw-ink);
  box-shadow: 0 14px 40px -12px rgba(20, 16, 60, .45), 0 2px 6px rgba(0, 0, 0, .12);
  font: 500 14px/1.3 var(--font-ui); letter-spacing: 0; text-align: start;
  opacity: 0; visibility: hidden; pointer-events: none; transform: translateY(12px) scale(.98);
  transition: opacity var(--dur-2) var(--ease), transform var(--dur-3) var(--ease-spring), visibility 0s linear var(--dur-2);
}
:root[data-theme="dark"] body .study-widget.sw-card { --sw-bg: #232533; --sw-line: rgba(255, 255, 255, .1); box-shadow: 0 16px 44px -12px rgba(0, 0, 0, .8); }
body .study-widget.sw-card *, body .study-widget.sw-card *::before { box-sizing: border-box; }
body .study-widget.sw-card:is(.ssw-visible, .focus-widget--visible) { opacity: 1; visibility: visible; pointer-events: auto; transform: none; transition: opacity var(--dur-2) var(--ease), transform var(--dur-3) var(--ease-spring), visibility 0s; animation: sw-in var(--dur-3) var(--ease-spring) backwards; }
/* Hidden timers take no part in layout (a fixed box could otherwise keep a
   briefly widened mobile viewport wide). */
body .study-widget.sw-card:not(.ssw-visible):not(.focus-widget--visible) { display: none; }
@keyframes sw-in { from { opacity: 0; transform: translateY(12px) scale(.98); } }
body .study-widget.sw-card.ast-hidden { display: none !important; }
body .study-widget.sw-card.auto-study-widget { cursor: pointer; padding-right: 18px; }
body .study-widget.sw-card.auto-study-widget:hover { border-color: rgba(255, 255, 255, .24); }

body .study-widget.sw-card .sw-summary { display: flex; align-items: center; gap: 10px; min-width: 0; flex: 1; color: inherit; text-decoration: none; border-radius: 999px; }
body .study-widget.sw-card .sw-mark { position: relative; display: grid; place-items: center; flex: 0 0 40px; width: 40px; height: 40px; border-radius: 50%; color: #fff; background: linear-gradient(135deg, #7556FF, #5C38E3); }
body .study-widget.sw-card .sw-mark::after { content: ''; position: absolute; top: 1px; right: 1px; width: 10px; height: 10px; border-radius: 50%; background: #FB7B28; border: 2px solid var(--sw-bg); opacity: 0; }
body .study-widget.sw-card.ssw-visible:not(.ssw-paused) .sw-mark::after,
body .study-widget.sw-card.auto-study-widget.tracking-active .sw-mark::after { opacity: 1; animation: sw-live 1.8s var(--ease-in-out) infinite; }
@keyframes sw-live { 0%, 100% { box-shadow: 0 0 0 0 rgba(251, 123, 40, .55); } 50% { box-shadow: 0 0 0 5px rgba(251, 123, 40, 0); } }
body .study-widget.sw-card .sw-clock { width: 20px; height: 20px; }
body .study-widget.sw-card :is(.sw-clock-second, .sw-clock-minute) { transform-box: view-box; transform-origin: 12px 13px; }
body .study-widget.sw-card .sw-clock-second { transform: rotate(var(--sw-second-angle, 0deg)); }
body .study-widget.sw-card .sw-clock-minute { transform: rotate(var(--sw-minute-angle, 0deg)); }

body .study-widget.sw-card .sw-body { display: flex; flex-direction: column; gap: 0; min-width: 0; flex: 1; }
body .study-widget.sw-card .sw-topline { display: flex; align-items: baseline; gap: 8px; min-width: 0; }
body .study-widget.sw-card .sw-time { flex: 0 0 auto; font: 600 18px/1.2 var(--font-display); letter-spacing: -.03em; font-variant-numeric: tabular-nums; color: var(--sw-ink); }
body .study-widget.sw-card .sw-status { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 11px; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: #FFB27A; }
body .study-widget.sw-card .sw-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 12.5px; color: var(--sw-dim); }
body .study-widget.sw-card.ssw-paused .sw-status, body .study-widget.sw-card.auto-study-widget:not(.tracking-active) .sw-status { color: var(--sw-dim); }
body .study-widget.sw-card.ssw-paused .sw-mark { background: #3A3D4D; }

body .study-widget.sw-card .sw-controls { flex: 0 0 auto; display: flex; align-items: center; gap: 6px; padding-left: 6px; }
body .study-widget.sw-card .sw-button { display: inline-flex; align-items: center; justify-content: center; gap: 6px; min-width: 42px; height: 42px; padding: 0 14px; border: 0; border-radius: 999px; background: rgba(255, 255, 255, .1); color: var(--sw-ink); font: 650 12.5px/1 var(--font-ui); cursor: pointer; transition: background var(--dur-1) var(--ease); }
body .study-widget.sw-card .sw-button:hover:not(:disabled) { background: rgba(255, 255, 255, .18); }
body .study-widget.sw-card .sw-pause { padding: 0; width: 42px; }
body .study-widget.sw-card .sw-pause svg { width: 14px; height: 14px; }
body .study-widget.sw-card.ssw-paused .sw-pause { background: #FB7B28; color: #141621; }
body .study-widget.sw-card .sw-finish { background: #F2F2F7; color: #141621; }
body .study-widget.sw-card .sw-finish:hover:not(:disabled) { background: #fff; }
body .study-widget.sw-card .sw-button:disabled { opacity: .45; cursor: wait; }
body .study-widget.sw-card:focus-visible, body .study-widget.sw-card :is(a, button):focus-visible { outline: 2px solid #A296FF; outline-offset: 3px; }
body .study-widget.sw-card .sw-error { position: absolute; bottom: calc(100% + 10px); inset-inline: 0; padding: 10px 14px; background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow-3); font-size: 13px; }
body .study-widget.sw-card [hidden] { display: none !important; }

/* Docked into a quiz footer slot */
.quiz-widget-slot { min-width: 0; display: flex; justify-content: flex-end; }
.quiz-widget-slot:not(:has(.ssw-visible, .focus-widget--visible:not(.ast-hidden))) { display: none; }
body .study-widget.sw-card.sw-docked { position: relative !important; inset: auto !important; transform: none; max-width: 100%; box-shadow: none; min-height: 48px; padding: 4px 4px 4px 5px; }
body .study-widget.sw-card.sw-docked .sw-mark { flex-basis: 36px; width: 36px; height: 36px; }
body .study-widget.sw-card.sw-docked .sw-button { height: 38px; min-width: 38px; }
body .study-widget.sw-card.sw-docked .sw-pause { width: 38px; }
body .study-widget.sw-card.sw-docked:not(.ssw-visible):not(.focus-widget--visible) { display: none; }

@media (max-width: 767px) {
  body .study-widget.sw-card:not(.sw-docked) { left: 12px; right: 12px; bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom, 0px) + 10px); max-width: none; }
  body .study-widget.sw-card .sw-finish-label { display: none; }
  body .study-widget.sw-card .sw-finish { padding: 0; width: 42px; }
  body .study-widget.sw-card.sw-docked { width: 100%; min-height: 46px; padding: 3px 4px 3px 4px; }
  body .study-widget.sw-card.sw-docked .sw-mark { flex-basis: 34px; width: 34px; height: 34px; }
  body .study-widget.sw-card.sw-docked .sw-time { font-size: 16px; }
}
@media (max-width: 359px) { body .study-widget.sw-card .sw-mark { display: none; } }
body.sw-keyboard-open .study-widget.sw-card { visibility: hidden; pointer-events: none; }
body.sw-keyboard-open .quiz-widget-slot { display: none; }
@media (prefers-reduced-motion: reduce) { body .study-widget.sw-card, body .study-widget.sw-card .sw-mark::after { transition: none; animation: none; } }
#astLive { display: none; }

/* A floating timer never covers the end of a page. */
body:has(.study-widget.sw-card.ssw-visible:not(.sw-docked), .study-widget.sw-card.focus-widget--visible:not(.ast-hidden):not(.sw-docked)) .nx-content { padding-bottom: 96px; }
@media (max-width: 767px) {
  body:has(.study-widget.sw-card.ssw-visible:not(.sw-docked), .study-widget.sw-card.focus-widget--visible:not(.ast-hidden):not(.sw-docked)) .nx-content { padding-bottom: calc(var(--tabbar-h) + var(--safe-bottom) + 84px); }
}