/* Belajar JP design system: pastel ala Renshuu + chrome kaca macOS. */
@font-face {
  font-family: "Public Sans";
  src: url("/public/fonts/PublicSans.ttf") format("truetype");
  font-display: swap;
}
@font-face {
  font-family: "Noto Sans JP";
  src: url("/public/fonts/NotoSansJP.ttf") format("truetype");
  font-display: swap;
}
:root {
  --teal: rgb(44, 122, 147);
  --teal-dark: rgb(33, 96, 116);
  --coral: rgb(232, 122, 108);
  --mint: rgb(224, 244, 236);
  --pink: rgb(252, 234, 236);
  --lavender: rgb(236, 232, 250);
  --ink: rgb(45, 52, 60);
  --ink-soft: rgb(99, 108, 120);
  --card: rgba(255, 255, 255, 0.82);
  --line: rgba(45, 52, 60, 0.10);
  --radius: 16px;
  --shadow: 0 8px 28px rgba(45, 52, 60, 0.08);
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: "Public Sans", "Noto Sans JP", system-ui, sans-serif;
  color: var(--ink);
  background: linear-gradient(135deg, #f6fbff 0%, #fdf6f4 50%, #f4f2fc 100%);
  min-height: 100vh;
}
.jp, .kanji-big, .structure-line { font-family: "Noto Sans JP", "Public Sans", sans-serif; }
a { color: var(--teal); text-decoration: none; }

/* Tata letak jendela macOS */
.window { display: flex; min-height: 100vh; }
.glass {
  background: rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(22px) saturate(1.4);
  -webkit-backdrop-filter: blur(22px) saturate(1.4);
  border-right: 1px solid var(--line);
}
.sidebar {
  width: 240px; flex: 0 0 240px;
  display: flex; flex-direction: column;
  padding: 14px 12px; position: sticky; top: 0; height: 100vh;
}
.traffic { display: flex; align-items: center; gap: 7px; padding: 4px 6px 14px; }
.dot { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.dot.red { background: #ff5f57; } .dot.yellow { background: #febc2e; } .dot.green { background: #28c840; }
.app-title { margin-left: 10px; font-weight: 700; font-size: 15px; }
.mascot-mini { margin-left: auto; }
.nav { display: flex; flex-direction: column; gap: 4px; }
.nav-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 10px;
  color: var(--ink); font-size: 14.5px; font-weight: 500;
  transition: background .15s ease;
}
.nav-item:hover { background: rgba(255,255,255,0.7); }
.nav-item.active { background: var(--teal); color: #fff; box-shadow: var(--shadow); }
.nav-icon { width: 20px; text-align: center; font-size: 15px; font-family: "Noto Sans JP", sans-serif; }
.sidebar-foot { margin-top: auto; font-size: 12px; color: var(--ink-soft); padding: 8px 6px; }
.content { flex: 1; padding: 34px 42px 60px; max-width: 1080px; }

/* Tipografi halaman */
.page-title { font-size: 26px; font-weight: 700; margin: 4px 0 18px; }
.subtitle { color: var(--ink-soft); margin-top: -12px; }
.section-title { font-size: 18px; margin: 26px 0 12px; }
.fallback { padding: 60px; }

/* Kartu */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 18px 20px;
}
.band-mint { background: linear-gradient(160deg, var(--mint), rgba(255,255,255,0.85)); }
.band-pink { background: linear-gradient(160deg, var(--pink), rgba(255,255,255,0.85)); }
.band-lavender { background: linear-gradient(160deg, var(--lavender), rgba(255,255,255,0.85)); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 16px 0; }
.note { font-size: 12.5px; color: var(--ink-soft); }

/* Tombol & chip */
.btn {
  display: inline-block; border: none; cursor: pointer;
  padding: 11px 22px; border-radius: 12px;
  font-weight: 700; font-size: 14.5px; font-family: inherit;
}
.btn.primary { background: var(--teal); color: #fff; }
.btn.primary:hover { background: var(--teal-dark); }
.btn.big { font-size: 16px; padding: 14px 34px; }
.chip-row { display: flex; gap: 8px; flex-wrap: wrap; }
.chip {
  background: rgba(255,255,255,0.9); border: 1px solid var(--line);
  border-radius: 999px; padding: 6px 14px; font-size: 13px;
}
.chip.opt { cursor: pointer; font-family: inherit; }
.chip.opt:hover { border-color: var(--teal); color: var(--teal); }

/* Beranda */
.continue-card { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.progress { background: rgba(45,52,60,0.08); border-radius: 99px; height: 8px; margin: 10px 0 4px; overflow: hidden; }
.progress .bar { background: var(--teal); height: 100%; border-radius: 99px; }
.level-row { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.level-card { padding: 14px; font-size: 13px; }
.level-card .pct { color: var(--ink-soft); font-size: 12px; }
.today-row { display: grid; grid-template-columns: 1fr 1.2fr 1fr; gap: 16px; }
.dots { display: flex; gap: 8px; margin: 10px 0; }
.dots .dot { background: rgba(45,52,60,0.12); }
.dots .dot.on { background: var(--teal); }
.mascot-card { text-align: center; }

/* Pelajaran */
.slider-card { margin-bottom: 16px; }
.slider-card input[type="range"] { width: 100%; accent-color: var(--teal); }
.structure-line { font-size: 20px; margin: 6px 0; }
.sentence { border-bottom: 1px dashed var(--line); padding: 10px 0; }
.sentence:last-child { border-bottom: none; }
.sentence .jp { font-size: 18px; margin: 0; }
.sentence .reading { color: var(--ink-soft); font-size: 13px; margin: 2px 0; }
.sentence .id { margin: 2px 0; font-size: 14.5px; }
.lesson-foot { display: flex; justify-content: space-between; align-items: center; margin-top: 18px; }

/* Kamus */
.search {
  width: 100%; padding: 13px 18px; font-size: 15px; font-family: inherit;
  border: 1px solid var(--line); border-radius: 14px; margin-bottom: 14px;
}
.vocab-list { display: flex; flex-direction: column; gap: 8px; }
.vocab-row { display: flex; align-items: baseline; gap: 16px; padding: 10px 16px; }
.vocab-row .jp { font-size: 18px; font-weight: 600; min-width: 90px; }
.vocab-row .reading { color: var(--ink-soft); min-width: 90px; }
.vocab-row .id { flex: 1; }
.vocab-row .lvl { font-size: 11px; color: var(--teal); font-weight: 700; }

/* Kanji */
.kanji-big { font-size: 120px; text-align: center; margin: 10px 0; line-height: 1.1; }

/* Latihan & lainnya */
.quiz .jp.big { font-size: 26px; }
.reading .jp { font-size: 20px; line-height: 2; }
.profile-head { display: flex; gap: 18px; align-items: center; }

/* Onboarding */
.onboarding {
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  background: linear-gradient(150deg, var(--mint) 0%, #fdf6f4 55%, var(--lavender) 100%);
}
.onboard-card {
  max-width: 560px; text-align: center; padding: 48px 44px;
  border-radius: 24px; box-shadow: var(--shadow);
  border: 1px solid var(--line);
}
.onboard-card h1 { font-size: 34px; margin: 14px 0 6px; }
.tagline { color: var(--ink-soft); font-size: 16px; margin-bottom: 18px; }
.onboard-card .chip-row { justify-content: center; margin-bottom: 26px; }

@media (max-width: 900px) {
  .two-col, .today-row { grid-template-columns: 1fr; }
  .level-row { grid-template-columns: repeat(2, 1fr); }
  .content { padding: 20px; }
}

.no-furi rt { visibility: hidden; }
.sentence rt { color: rgb(99,108,120); font-size: 0.62em; }

/* Segmented reading-aid control (replaces ambiguous slider) */
.seg-row { display: flex; gap: 8px; margin: 10px 0 6px; flex-wrap: wrap; }
.seg {
  font: inherit; cursor: pointer; padding: 8px 16px; border-radius: 999px;
  border: 1.5px solid rgba(44,122,147,.35); background: rgba(255,255,255,.55);
  color: #2c7a93; font-weight: 600; transition: all .15s ease;
}
.seg:hover { background: rgba(44,122,147,.12); }
.seg.on { background: #2c7a93; border-color: #2c7a93; color: #fff; box-shadow: 0 2px 8px rgba(44,122,147,.35); }
.seg:focus-visible { outline: 2px solid #1d5a6e; outline-offset: 2px; }

/* Password strength meter + form error */
.pw-meter { margin: 6px 0 10px; }
.pw-bar { height: 6px; border-radius: 999px; background: rgba(0,0,0,.08); overflow: hidden; }
.pw-fill { height: 100%; border-radius: 999px; transition: width .2s ease, background .2s ease; background: #d66; }
.pw-meter.s2 .pw-fill { background: #d9a13b; }
.pw-meter.s3 .pw-fill { background: #4a9e5c; }
.pw-meter.s4 .pw-fill { background: #2c7a93; }
.pw-text { font-size: 13px; margin: 4px 0 0; color: #555; }
.pw-missing { color: #a55; }
.form-err { color: #b03030; font-size: 14px; margin: 6px 0; }
.onboard-card input.search { width: 100%; margin: 6px 0; box-sizing: border-box; }

/* Latihan interaktif + Review */
.prompt-id { font-size: 14.5px; color: var(--ink-soft); margin: 0 0 4px; }
.quiz-progress { font-size: 13px; color: var(--ink-soft); margin: 0 0 10px; font-weight: 600; }
.opt-list { display: flex; flex-direction: column; gap: 10px; margin: 14px 0; }
.opt-btn {
  font: inherit; text-align: left; padding: 12px 16px; border-radius: 12px;
  border: 1.5px solid var(--line); background: rgba(255,255,255,.9);
  cursor: pointer; font-size: 16px; transition: all .12s ease;
}
.opt-btn:hover:not(:disabled) { border-color: var(--teal); color: var(--teal-dark); }
.opt-btn:disabled { cursor: default; }
.opt-btn.correct { border-color: #2f9e5f; background: #e2f6e9; }
.opt-btn.wrong { border-color: #d64545; background: #fdeaea; }
.feedback { margin: 6px 0 12px; padding: 14px 16px; border-radius: 12px; font-size: 14.5px; line-height: 1.55; }
.feedback.ok { background: #e2f6e9; border: 1px solid #bfe6cd; }
.feedback.no { background: #fdeaea; border: 1px solid #f3c8c8; }
.next-btn { margin-top: 4px; }
.quiz-result { font-size: 22px; font-weight: 700; margin: 6px 0; }
.summary-list { margin: 12px 0; padding-left: 20px; display: flex; flex-direction: column; gap: 12px; }
.btn.ghost { background: rgba(255,255,255,.85); color: var(--teal); border: 1.5px solid var(--teal); }