/* PineLingo polish layer (loaded after every legacy stylesheet).
   1) maps legacy tokens onto the design system so every view shares one palette
   2) settles key components: header, home cards, studio, buttons, focus. */

/* ---------- 1. one palette everywhere ---------- */
:root:not([data-theme]),:root[data-theme=light]{
  --paper:var(--pl-bg);--surface:var(--pl-surface);--ink:var(--pl-ink);--reading-ink:var(--pl-ink);--muted:var(--pl-muted);
  --line:var(--pl-line);--soft:var(--pl-soft);--active:var(--pl-pine-soft);--pine:var(--pl-pine);--pine-dark:var(--pl-pine-dark);
}
:root[data-theme=dark]{--paper:var(--pl-bg);--surface:var(--pl-surface);--line:var(--pl-line);--soft:var(--pl-soft)}
html,body{background:var(--pl-bg)}
body{font-family:var(--pl-font);color:var(--pl-ink);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body.has-learning-studio,#studio-view,.learning-studio,[data-studio-workspace]{background:var(--pl-bg)}
::selection{background:var(--pl-accent);color:var(--pl-pine-dark)}

/* ---------- 2. controls ---------- */
.primary-button{background:var(--pl-pine);border-color:var(--pl-pine);color:#fff;border-radius:12px;font-weight:700;
  transition:background .15s var(--pl-ease),transform .15s var(--pl-ease),box-shadow .15s var(--pl-ease)}
.primary-button:hover:not(:disabled){background:var(--pl-pine-dark);box-shadow:0 6px 16px rgba(15,74,56,.18)}
.primary-button:active:not(:disabled){transform:translateY(1px)}
.secondary-button{border-radius:12px;border-color:var(--pl-line-strong);background:var(--pl-surface);transition:background .15s,border-color .15s}
.secondary-button:hover:not(:disabled){background:var(--pl-soft);border-color:var(--pl-pine)}
button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid var(--pl-pine);outline-offset:2px;box-shadow:0 0 0 6px var(--pl-focus)}
select{border-radius:12px}

/* ---------- header ---------- */
.site-header{background:transparent;border-bottom:0}
.site-utility-nav{gap:4px}
.site-utility-nav .nav-button{border-radius:10px;color:var(--pl-ink);font-weight:600}
.site-utility-nav .nav-button:hover{background:var(--pl-soft);color:var(--pl-pine)}
.pl-auth-actions{display:flex;align-items:center;gap:8px;margin-left:6px}
.pl-auth-actions a{display:inline-flex;align-items:center;min-height:40px;padding:0 16px;border-radius:999px;font-size:14px;font-weight:700;text-decoration:none;white-space:nowrap;transition:background .15s,color .15s,box-shadow .15s}
.pl-auth-login{color:var(--pl-ink)}
.pl-auth-login:hover{background:var(--pl-soft);color:var(--pl-pine)}
.pl-auth-signup{background:var(--pl-pine);color:#fff}
.pl-auth-signup:hover{background:var(--pl-pine-dark);box-shadow:0 6px 16px rgba(15,74,56,.2)}
.pl-plan-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:999px;background:linear-gradient(135deg,#fff3cf,#fde3a0);color:#7a4b00;font-size:12px;font-weight:800;letter-spacing:.2px}
.pl-upgrade{color:#8a5a00!important}.pl-upgrade:hover{background:#fff4d6!important}
.pl-plan-badge{text-decoration:none}
.site-header>.pl-auth-row{grid-column:1/-1;grid-row:auto;justify-self:stretch;justify-content:flex-end;margin:0;padding:0 4px}
.site-header>.pl-auth-row:empty{display:none}
@media (max-width:640px){.pl-auth-actions a{min-height:36px;padding:0 14px;font-size:13px}}

/* ---------- home: daily cards ---------- */
.home-curiosity,.daily-quote,.home-daily-quote{border-radius:var(--pl-radius-lg);border:1px solid var(--pl-line);box-shadow:var(--pl-shadow)}
.home-curiosity{background:linear-gradient(180deg,#fffdf6 0%,#fbf7ea 100%);min-height:0!important;height:auto!important}
/* The quiz card used to stretch to the quote card's height and leave a large void. */
.home-curiosity [data-curiosity-stage],.home-curiosity .curiosity-stage,.home-curiosity .curiosity-body{min-height:240px!important;display:grid;place-content:center;text-align:center}
.curiosity-reveal,.curiosity-next{border-radius:12px}

/* ---------- home: learning entry cards ---------- */
.studio-learning-entries{gap:16px}
.studio-learning-entry{border-radius:var(--pl-radius-lg)!important;border:1px solid var(--pl-line)!important;background:var(--pl-surface)!important;box-shadow:var(--pl-shadow);
  transition:transform .2s var(--pl-ease),box-shadow .2s var(--pl-ease),border-color .2s var(--pl-ease)}
.studio-learning-entry:hover{transform:translateY(-2px);box-shadow:var(--pl-shadow-hover);border-color:var(--pl-line-strong)!important}
.studio-learning-entry img,.studio-learning-entry svg:first-child{border-radius:22px;background:var(--pl-pine-soft);padding:6px}
.studio-learning-entry:hover [class*=arrow],.studio-learning-entry:hover svg:last-child{transform:translateX(3px)}
.studio-learning-entry [class*=arrow],.studio-learning-entry svg:last-child{transition:transform .2s var(--pl-ease)}
@media (prefers-reduced-motion:reduce){.studio-learning-entry,.studio-learning-entry *{transition:none!important;transform:none!important}}

/* ---------- studio ---------- */
.studio-toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:10px 12px;margin-bottom:14px;border:1px solid var(--pl-line);border-radius:var(--pl-radius);background:var(--pl-surface);box-shadow:var(--pl-shadow)}
.studio-toolbar .studio-route-status{display:flex;flex-wrap:wrap;align-items:center;gap:8px;flex:1 1 auto}
.studio-toolbar button,.studio-toolbar summary{border-radius:10px}
.studio-automatic,.studio-exercise .studio-task,.studio-exercise .studio-prompt,.studio-answer,.studio-empty{border-radius:var(--pl-radius-lg);border-color:var(--pl-line)}
.studio-automatic{box-shadow:var(--pl-shadow)}
.studio-exercise .studio-task{box-shadow:var(--pl-shadow)}
/* Countdown keeps its space; it fades instead of being inserted/removed. */
[data-study-countdown]{min-height:28px;transition:opacity .2s var(--pl-ease)}
[data-study-countdown][data-idle=true]{opacity:0;pointer-events:none}
.studio-progress progress{accent-color:var(--pl-pine);height:8px;border-radius:999px}
.studio-phrase{letter-spacing:-.2px}
.studio-choice{border-radius:14px;transition:border-color .15s,background .15s,transform .15s}
.studio-choice:hover{border-color:var(--pl-pine);background:var(--pl-pine-soft)}
.studio-signin{display:inline-flex;align-items:center;justify-content:center;margin-top:12px;min-height:44px;padding:0 20px;text-decoration:none}

/* ---------- small noise removal ---------- */
.language-pair-readiness:empty,.language-pair-readiness-details:has(p:empty){display:none}
[data-location-unknown=true]{display:none!important}

/* ---------- plan: free-time pill, paywall dialog, locked lessons ---------- */
.pl-quota-pill{position:fixed;right:16px;bottom:calc(16px + var(--audio-bar-height,0px));z-index:60;display:inline-flex;align-items:center;gap:10px;padding:8px 8px 8px 14px;border-radius:999px;background:var(--pl-surface);border:1px solid var(--pl-line);box-shadow:var(--pl-shadow);color:var(--pl-ink);font-size:13px;font-weight:600;text-decoration:none;font-variant-numeric:tabular-nums}
.pl-quota-pill strong{padding:5px 11px;border-radius:999px;background:linear-gradient(135deg,#fff3cf,#fde3a0);color:#7a4b00;font-size:12px}
.pl-quota-pill[data-low=true]{border-color:#f2b84b;background:#fffaf0}
.pl-quota-pill:hover{box-shadow:var(--pl-shadow-hover)}
@media (max-width:640px){.pl-quota-pill{left:12px;right:12px;justify-content:space-between;bottom:calc(12px + var(--audio-bar-height,0px))}}
.pl-paywall{border:0;padding:0;border-radius:24px;width:min(440px,calc(100vw - 32px));box-shadow:0 30px 80px rgba(0,0,0,.28);background:var(--pl-surface);color:var(--pl-ink)}
.pl-paywall::backdrop{background:rgba(12,30,24,.55);backdrop-filter:blur(2px)}
.pl-paywall-card{padding:30px 28px 24px;text-align:center}
.pl-paywall-mark{width:64px;height:64px;margin:0 auto 14px;display:grid;place-items:center;border-radius:20px;background:var(--pl-pine-soft);font-size:30px}
.pl-paywall h2{margin:0 0 10px;font-size:21px;letter-spacing:-.3px;line-height:1.35}
.pl-paywall-body{margin:0 0 8px;color:var(--pl-muted);line-height:1.6}
.pl-paywall-note{margin:0 0 4px;color:var(--pl-pine);font-size:14px;font-weight:600}
.pl-paywall-actions{display:grid;gap:10px;margin-top:20px}
.pl-paywall-actions a,.pl-paywall-actions button{display:flex;align-items:center;justify-content:center;min-height:50px;border-radius:14px;font:inherit;font-weight:800;text-decoration:none;cursor:pointer}
.pl-paywall-primary{background:var(--pl-pine);color:#fff}.pl-paywall-primary:hover{background:var(--pl-pine-dark)}
.pl-paywall-signup{border:1px solid var(--pl-pine);color:var(--pl-pine);background:var(--pl-surface)}
.pl-paywall-secondary{border:0;background:transparent;color:var(--pl-muted)}.pl-paywall-secondary:hover{color:var(--pl-ink)}
.pl-lock-badge{display:inline-flex;align-items:center;gap:3px;margin-left:6px;padding:2px 8px;border-radius:999px;background:#fff4d6;color:#7a4b00;font-size:11px;font-weight:800;vertical-align:middle}
.library-card.is-locked .library-open h2,.library-card.is-locked .library-open p{opacity:.72}