/* Soft lilac UI. Loaded after flat.css so the existing app screens keep their behavior. */

body.vk {
  --tabs-h: 82px;
  --soft-shadow: 0 10px 26px rgba(69, 57, 119, .09);
  font-family: "Noto Sans KR App", var(--font);
}

body.vk .app { gap: 16px; }
body.vk .card,
body.vk .row:not(.flat),
body.vk .group,
body.vk .daylist,
body.vk .lecture,
body.vk .empty,
body.vk .ccard,
body.vk .in-card {
  border-radius: 22px;
  box-shadow: var(--soft-shadow) !important;
}
body.vk .card,
body.vk .row:not(.flat),
body.vk .group { border-color: var(--border); }
body.vk .btn,
body.vk .btn.grad,
body.vk .btn.deep { border-radius: 999px; }
body.vk .icon-btn { border-radius: 50%; }
body.vk .seg { background: var(--card); border: 1px solid var(--border); box-shadow: var(--soft-shadow) !important; }
body.vk .pill,
body.vk .cpill { border-radius: 999px; }

/* Wordbook collections: a clear primary deck and quieter saved lists. */
body.vk #bk-basic,
body.vk #bk-wrong,
body.vk #bk-fav { min-height: 78px; padding: 13px 16px; gap: 14px; }
body.vk #bk-basic {
  min-height: 92px;
  background-color: var(--tint);
  background-image: linear-gradient(110deg, var(--tint), color-mix(in srgb, var(--tint) 56%, var(--card))) !important;
  border-color: var(--track);
}
body.vk #bk-basic .ic,
body.vk #bk-wrong .ic,
body.vk #bk-fav .ic { width: 50px; height: 50px; border-radius: 16px; }
body.vk #bk-basic .ic { background: var(--card); color: var(--acc); }
body.vk #bk-wrong .ic { background: color-mix(in srgb, var(--bad) 13%, var(--card)); color: var(--bad); }
body.vk #bk-fav .ic { background: color-mix(in srgb, var(--acc) 13%, var(--card)); color: var(--acc); }
body.vk #bk-basic .title,
body.vk #bk-wrong .title,
body.vk #bk-fav .title { font-size: 17px; line-height: 24px; font-weight: 700; letter-spacing: -.02em; }
body.vk #bk-basic .sub,
body.vk #bk-wrong .sub,
body.vk #bk-fav .sub { font-size: 13px; line-height: 19px; }
body.vk #bk-basic .sub { color: var(--acc); font-weight: 600; }
body.vk #bk-basic .chev,
body.vk #bk-wrong .chev,
body.vk #bk-fav .chev { display: grid; place-items: center; flex: 0 0 32px; width: 32px; height: 32px; border-radius: 50%; background: color-mix(in srgb, var(--tint) 58%, var(--card)); color: var(--acc); }
body.vk #bk-basic .chev { background: var(--card); }

/* Concept list: quiet study symbols instead of repeated saturated tiles. */
body.vk.concept .cx-groups .row .ic {
  --cx-icon-color: var(--acc);
  width: 44px; height: 44px; border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--cx-icon-color) 20%, var(--card));
  background: color-mix(in srgb, var(--cx-icon-color) 11%, var(--card));
  color: var(--cx-icon-color);
}
body.vk.concept .cx-groups .row .ic.purple { --cx-icon-color: #8F4E88; }
body.vk.concept .cx-groups .row .ic svg { width: 22px; height: 22px; }
body.vk.concept .cx-groups .cx-soon .ic {
  border-color: transparent; background: var(--track); color: var(--text-3);
}
html[data-tone="dark"] body.vk.concept .cx-groups .row .ic.purple { --cx-icon-color: #D6A4D0; }
body.vk #bk-wrong .chev { color: var(--bad); }

/* The date input and save button each get a full row. */
body.vk.shell .gl-pick { gap: 14px; }
body.vk.shell .gl-opts { gap: 10px; }
body.vk.shell .gl-opt { min-height: 52px; border-radius: 16px; padding: 12px 15px; }
body.vk.shell .gl-date-row { display: grid; grid-template-columns: minmax(0, 1fr); gap: 11px; padding: 14px; border: 1px solid var(--border); border-radius: 18px; background: color-mix(in srgb, var(--tint) 40%, var(--card)); scroll-margin-bottom: calc(110px + var(--sa-bottom)); }
body.vk.shell .gl-date-field { display: grid; gap: 7px; color: var(--text-2); font-size: 13px; font-weight: 600; }
body.vk.shell .gl-date-row input { width: 100%; min-width: 0; min-height: 52px; border-radius: 13px; padding: 10px 14px; }
body.vk.shell .gl-date-row .btn { width: 100%; min-height: 50px; }
body.vk.shell .gl-opt.gl-cancel { justify-content: center; background: transparent; border-style: dashed; color: var(--text-2); font-weight: 600; }

/* Home: the same real progress and streak data in a gentler dashboard layout. */
body.vk.shell .hm-head { min-height: 52px; }
body.vk.shell .hm-head .icon-btn,
body.vk.shell .hm-guide { background: var(--card); border: 1px solid var(--border); box-shadow: var(--soft-shadow) !important; }
body.vk.shell .hm-head .hm-dday { border-radius: 999px; }
body.vk.shell .hm-week {
  display: grid;
  gap: 12px;
  padding: 16px 18px 18px;
  background: var(--tint);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--soft-shadow) !important;
}
body.vk.shell .hm-week-head { display: flex; align-items: end; justify-content: space-between; gap: 8px; }
body.vk.shell .hm-week-head > div { display: grid; gap: 1px; }
body.vk.shell .hm-week-head small { color: var(--text-2); font-size: 11px; line-height: 17px; }
body.vk.shell .hm-week-head strong { color: var(--text); font-size: 17px; line-height: 25px; }
body.vk.shell .hm-week-head a { display: inline-flex; align-items: center; gap: 2px; color: var(--acc); font-size: 12px; font-weight: 700; text-decoration: none; white-space: nowrap; }
body.vk.shell .hm-week-head a svg { width: 14px; height: 14px; }
body.vk.shell .hm-week-days { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; }
body.vk.shell .hm-week-day { display: grid; justify-items: center; gap: 4px; min-width: 0; }
body.vk.shell .hm-week-day small { color: var(--text-2); font-size: 11px; line-height: 16px; }
body.vk.shell .hm-week-day b {
  display: grid; place-items: center; width: min(100%, 36px); aspect-ratio: 1;
  border-radius: 14px; background: var(--card); color: var(--text-2);
  font-size: 12px; font-weight: 600; font-variant-numeric: tabular-nums;
}
body.vk.shell .hm-week-day.today b { outline: 2px solid var(--acc); outline-offset: 2px; color: var(--acc); }
body.vk.shell .hm-week-day.done b { background: var(--acc); color: var(--on-acc); }

body.vk.shell .hm-hero {
  padding: 20px;
  background: var(--tint);
  color: var(--text);
  border-color: var(--border);
  border-radius: 26px;
  box-shadow: var(--soft-shadow) !important;
}
body.vk.shell .hm-hero::after { display: block; background: rgba(255, 255, 255, .17); }
body.vk.shell .hm-top { color: var(--text); }
body.vk.shell .hm-more { color: var(--acc); font-weight: 700; }
body.vk.shell .hm-date,
body.vk.shell .hm-sub { color: var(--text-2); }
body.vk.shell .hm-big { color: var(--text); letter-spacing: -.035em; }
body.vk.shell .hm-ring .r-in {
  inset: 16px;
  border-radius: 50%;
  background: var(--card);
}
body.vk.shell .hm-ring .r-bg { stroke: var(--track); }
body.vk.shell .hm-ring .r-fg { stroke: var(--acc); }
body.vk.shell .hm-ring .r-in b { color: var(--acc); }
body.vk.shell .hm-hero .hh-cta {
  border-radius: 999px;
  background: var(--btn);
  color: var(--on-btn);
  box-shadow: 0 8px 17px rgba(71, 55, 158, .16) !important;
}
body.vk.shell .hm-mcard { min-height: 92px; padding: 14px 16px; border-radius: 22px; }
body.vk.shell .hm-card-icon {
  display: grid; place-items: center; flex: 0 0 44px; height: 44px;
  border-radius: 15px; background: var(--tint); color: var(--acc);
}
body.vk.shell .hm-card-icon svg { width: 22px; height: 22px; }
body.vk.shell .hm-mcard .title { font-size: 17px; line-height: 25px; }
body.vk.shell .hm-soon { background: var(--tint); color: var(--acc); }
body.vk.shell .hm-me { border-radius: 24px; }

/* Statistics: actual study counts, seven day bars, and the existing detail rows. */
body.vk.shell .band { background: transparent; border: 0; padding-top: calc(10px + var(--sa-top)); padding-bottom: 4px; }
body.vk.shell .band .icon-btn { width: 40px; height: 40px; background: var(--card); border: 1px solid var(--border); box-shadow: var(--soft-shadow) !important; }
body.vk.shell .hm-stats-overview { display: grid; gap: 8px; }
body.vk.shell .hm-stats-top { display: flex; align-items: center; justify-content: space-between; gap: 10px; min-height: 126px; padding-bottom: 10px; border-bottom: 1px solid var(--border); }
body.vk.shell .hm-stats-top > div:first-child { min-width: 0; }
body.vk.shell .hm-stats-top strong { display: block; margin: 4px 0; color: var(--text); font-size: 23px; line-height: 31px; }
body.vk.shell .hm-stats-top .desc { font-size: 12px; line-height: 18px; }
body.vk.shell .hm-stats-overview .kv { min-height: 34px; }
body.vk.shell .hm-stats-overview .hm-ring { width: 106px; height: 106px; }
body.vk.shell .hm-stats-trend { padding-bottom: 16px; }
body.vk.shell .hm-stats-trend .h2 { font-size: 17px; }
body.vk.shell .hm-trend-bars { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 8px; align-items: end; height: 142px; margin-top: 13px; padding: 8px 8px 0; border-bottom: 1px solid var(--border); background: repeating-linear-gradient(to top, transparent 0, transparent 33px, var(--border) 34px) !important; }
body.vk.shell .hm-trend-bar { position: relative; display: flex; align-items: end; justify-content: center; height: 116px; padding-bottom: 22px; }
body.vk.shell .hm-trend-bar i { display: block; flex: 0 0 auto; width: 20px; max-width: 70%; min-height: 4px; border-radius: 10px 10px 4px 4px; background: var(--acc); }
body.vk.shell .hm-trend-bar.is-empty i { background: var(--track); }
body.vk.shell .hm-trend-bar small { position: absolute; bottom: 0; color: var(--text-2); font-size: 11px; line-height: 18px; }

/* Floating mobile navigation with a prominent route back home. */
body.vk .tabs {
  left: 50%; right: auto; bottom: calc(10px + env(safe-area-inset-bottom));
  transform: translateX(-50%); width: calc(100% - 28px); max-width: 500px;
  padding: 7px 5px; background: var(--card); border: 1px solid var(--border);
  border-radius: 23px; align-items: center; justify-content: space-between;
  box-shadow: 0 14px 36px rgba(58, 48, 101, .18) !important;
}
body.vk .tabs a { flex: 1 1 0; min-width: 0; padding: 4px 2px; gap: 2px; border-radius: 14px; color: var(--tab-off); font-size: 11px; line-height: 16px; white-space: nowrap; }
body.vk .tabs a svg { width: 21px; height: 21px; }
body.vk .tabs a.on { color: var(--acc); }
body.vk .tabs .tab-home {
  display: grid; place-items: center; flex: 0 0 52px; width: 52px; height: 52px;
  margin: -14px 2px 0; padding: 0; border: 0; border-radius: 16px;
  background: var(--acc); color: var(--on-acc); cursor: pointer;
  transform: rotate(45deg);
  box-shadow: 0 8px 18px rgba(70, 56, 151, .25) !important;
}
body.vk .tabs a.tab-home { color: var(--on-acc); }
body.vk .tabs .tab-home svg { width: 25px; height: 25px; transform: rotate(-45deg); }
body.vk .tabs .tab-home-label { display: none; }
body.vk .tabs .tab-home:focus-visible { outline: 3px solid var(--text); outline-offset: 4px; }
body.vk .app.with-tabs { padding-bottom: calc(106px + var(--sa-bottom)); }
body.vk .toast { bottom: calc(104px + var(--sa-bottom)); }

/* A slightly deeper lilac frames the light dashboard on larger screens. */
html[data-layout="wide"][data-theme="c-light"] body.vk { background: #D9D1EC; }
html[data-layout="wide"][data-theme="c-light"] body.vk .app.shell {
  background: var(--bg); border-radius: 32px;
  min-height: calc(100vh - 48px); margin-top: 24px; margin-bottom: 24px;
  box-shadow: 0 20px 50px rgba(65, 49, 113, .13) !important;
}
html[data-layout="wide"] body.vk .tabs {
  left: 0; right: auto; top: 0; bottom: 0; transform: none;
  width: var(--rail-w); max-width: none; border-radius: 0;
  padding: 24px 12px; border: 0; border-right: 1px solid var(--border);
  box-shadow: none !important;
}
html[data-layout="wide"] body.vk .tabs a { flex: 0 0 auto; padding: 12px 14px; font-size: 15px; line-height: 22px; }
html[data-layout="wide"] body.vk .tabs a.on { background: var(--tint); }
html[data-layout="wide"] body.vk .tabs .tab-home {
  display: flex; flex: 0 0 auto; flex-direction: row; align-items: center; justify-content: flex-start;
  gap: 12px; width: 100%; height: auto; margin: 0; padding: 12px 14px;
  border-radius: 12px; background: transparent; color: var(--tab-off);
  transform: none; box-shadow: none !important;
}
html[data-layout="wide"] body.vk .tabs a.tab-home { color: var(--tab-off); }
html[data-layout="wide"] body.vk .tabs a.tab-home.on { background: var(--tint); color: var(--acc); }
html[data-layout="wide"] body.vk .tabs .tab-home svg { width: 21px; height: 21px; transform: none; }
html[data-layout="wide"] body.vk .tabs .tab-home-label { display: inline; }

html[data-tone="dark"] body.vk { --soft-shadow: 0 10px 27px rgba(0, 0, 0, .18); }
html[data-tone="dark"] body.vk.shell .hm-hero .hh-cta,
html[data-tone="dark"] body.vk .tabs .tab-home { box-shadow: 0 8px 18px rgba(0, 0, 0, .22) !important; }

@media (max-width: 359px) {
  body.vk.shell .hm-week { padding: 14px 12px; }
  body.vk.shell .hm-week-days { gap: 3px; }
  body.vk.shell .hm-week-day b { border-radius: 10px; }
  body.vk.shell .hm-hero { padding: 18px 14px; }
  body.vk .tabs { width: calc(100% - 16px); }
  body.vk .tabs .tab-home { flex-basis: 46px; width: 46px; height: 46px; }
}

@media (prefers-reduced-motion: no-preference) {
  body.vk .row:not(.flat), body.vk .tabs .tab-home { transition: transform .18s ease, box-shadow .18s ease; }
  body.vk .row:not(.flat):active { transform: scale(.99); }
  body.vk .tabs .tab-home:active { transform: rotate(45deg) scale(.94); }
  html[data-layout="wide"] body.vk .tabs .tab-home:active { transform: none; }
}