/* 菲妮克絲AI語文學院｜多益模擬考專區 樣式
   rem 為基準，--fs 由「A−/A+」控制；86 吋白板（>=1800px）自動放大 */
:root {
  --fs: 1; --navy: #1f2a44; --navy2: #2d3a5c; --brand: #e8742c; --gold: #f6b93b; --bg: #f6f3ee; --card: #fff; --ink: #1f2a44; --sub: #5c6578; --mute: #8a90a0;
  --line: #e4ddcf; --good: #2e8b57; --good-t: #e6f4ec; --bad: #d9534f; --bad-t: #fbe9e8; --warn: #e8a33a; --blue-t: #e8eef8; --tint: #f6f1e7;
  --radius: 18px; --shadow: 0 6px 24px rgba(31, 42, 68, .10);
}
* { box-sizing: border-box; }
html { font-size: calc(16px * var(--fs)); -webkit-text-size-adjust: 100%; }
@media (min-width: 1800px) { html { font-size: calc(21px * var(--fs)); } }
@media (min-width: 2600px) { html { font-size: calc(28px * var(--fs)); } }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: "Noto Sans TC", "PingFang TC", "Microsoft JhengHei", "Heiti TC", system-ui, -apple-system, "Segoe UI", sans-serif; line-height: 1.6; -webkit-tap-highlight-color: transparent; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; touch-action: manipulation; }
h1, h2, h3, h4, h5 { line-height: 1.3; margin: 0 0 .5rem; }
a { color: var(--navy); }
.sub { color: var(--sub); font-size: .88rem; }
.hint { color: var(--sub); font-size: .86rem; margin: .5rem 0; }
.muted { color: var(--mute); }
.warn { color: var(--bad); font-weight: 700; }
.loading, .err { padding: 2rem; text-align: center; color: var(--sub); }
.err { color: var(--bad); }
.good { color: var(--good); } .bad { color: var(--bad); }

/* ---------- 按鈕 ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: .4rem; padding: .6rem 1.1rem; border-radius: 999px; border: 1.5px solid var(--line); background: #fff; font-weight: 600; text-decoration: none; min-height: 2.6rem; }
.btn:hover { border-color: var(--navy); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--navy); color: #fff; border-color: var(--navy); }
.btn.primary:hover { background: var(--navy2); }
.btn.accent { background: var(--brand); color: #fff; border-color: var(--brand); }
.btn.ghost { background: transparent; }
.btn.small { padding: .3rem .8rem; min-height: 2.1rem; font-size: .88rem; }
.btn.big { padding: .8rem 1.6rem; font-size: 1.05rem; }
.btn.xl { padding: 1rem 3.2rem; font-size: 1.4rem; letter-spacing: .3em; box-shadow: 0 10px 30px rgba(31, 42, 68, .25); }
.icon-btn { border: 0; background: rgba(255, 255, 255, .14); color: inherit; border-radius: 10px; min-width: 2.4rem; min-height: 2.4rem; font-weight: 700; }
.row { display: flex; flex-wrap: wrap; gap: .5rem; align-items: center; }

/* ---------- 版面 ---------- */
.page { max-width: 1100px; margin: 0 auto; padding: 1rem 1rem 3rem; }
.panel { background: var(--card); border-radius: var(--radius); box-shadow: var(--shadow); padding: 1.2rem 1.3rem; margin: 1rem 0; }
.panel h2 { font-size: 1.15rem; }
.site-foot { text-align: center; padding: 1.5rem 1rem; color: var(--sub); font-size: .85rem; }
.splash { min-height: 100vh; display: flex; flex-direction: column; justify-content: center; background: linear-gradient(135deg, #1f2a44 0%, #3b2a4a 55%, #5a2f3d 100%); }
.splash-card { margin: 0 auto; max-width: 720px; padding: 2rem 1.5rem; text-align: center; color: #fff; }
.splash .flame { margin-bottom: .5rem; }
.splash .brand-line { color: var(--gold); letter-spacing: .12em; font-size: .95rem; }
.splash h1 { font-size: clamp(1.9rem, 5vw, 3rem); margin: .6rem 0; }
.splash .lead { color: rgba(255, 255, 255, .85); font-size: 1.05rem; margin-bottom: 2rem; }
.splash .hint { color: rgba(255, 255, 255, .7); }
.splash .site-foot { color: rgba(255, 255, 255, .6); }
.hero { display: flex; gap: 1rem; align-items: center; padding: 1.2rem 0 .4rem; }
.hero h1 { font-size: clamp(1.5rem, 4vw, 2.2rem); margin-bottom: .2rem; }
.hero .lead { margin: 0; color: var(--sub); }
.brand-line { color: var(--brand); font-weight: 700; letter-spacing: .08em; font-size: .85rem; }

.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.form-grid label, .cert-form label { display: flex; flex-direction: column; gap: .3rem; font-size: .88rem; color: var(--sub); }
input[type=text], input[type=password], select { padding: .6rem .8rem; border: 1.5px solid var(--line); border-radius: 12px; background: #fff; min-height: 2.6rem; width: 100%; }
input:focus-visible, button:focus-visible, select:focus-visible { outline: 3px solid rgba(232, 116, 44, .45); outline-offset: 2px; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }

.mode-pick { display: grid; grid-template-columns: 1fr 1fr; gap: .8rem; }
.mode { text-align: left; padding: 1rem; border-radius: 14px; border: 2px solid var(--line); background: #fff; display: flex; flex-direction: column; gap: .3rem; }
.mode span { font-size: .85rem; color: var(--sub); }
.mode.on { border-color: var(--brand); background: #fff7ef; }
@media (max-width: 640px) { .mode-pick { grid-template-columns: 1fr; } }

.resume { background: #fff7ef; border: 2px solid var(--brand); border-radius: var(--radius); padding: 1rem 1.2rem; display: flex; justify-content: space-between; gap: 1rem; align-items: center; flex-wrap: wrap; margin: 1rem 0; }
.test-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: .9rem; }
.test-tile { border: 2px solid var(--line); border-radius: 16px; padding: .9rem; display: flex; flex-direction: column; gap: .35rem; background: #fff; }
.test-tile .tn { font-size: 1.35rem; font-weight: 800; }
.test-tile .tm { color: var(--sub); font-size: .85rem; }
.test-tile.soon { background: #faf8f3; opacity: .7; }
.test-tile.locked { background: #f4f1ea; }
.tags { display: flex; gap: .3rem; min-height: 1.5rem; }
.tag { font-size: .75rem; padding: .1rem .55rem; border-radius: 999px; background: var(--blue-t); color: var(--navy); font-weight: 700; }
.tag.free { background: var(--good-t); color: var(--good); }
.hist-row { display: flex; justify-content: space-between; align-items: center; gap: .6rem; padding: .7rem 0; border-top: 1px solid var(--line); flex-wrap: wrap; }
.badge { display: inline-block; font-size: .72rem; padding: .08rem .55rem; border-radius: 999px; margin-left: .5rem; font-weight: 700; vertical-align: middle; }
.badge.off { background: #fde4d3; color: #a2430a; } .badge.pra { background: var(--blue-t); color: var(--navy); }

/* ---------- 會員 ---------- */
.member-bar { background: #fff; border: 1.5px solid var(--line); border-radius: var(--radius); padding: .7rem 1rem; margin: .8rem 0; display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; justify-content: space-between; }
.mb-main { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; }
.pill { background: #eee8da; border-radius: 999px; padding: .15rem .8rem; font-size: .82rem; font-weight: 700; }
.pill.ok { background: var(--good-t); color: var(--good); }
.demo-note { width: 100%; font-size: .8rem; color: #9a5a00; background: #fff4de; border-radius: 10px; padding: .4rem .7rem; }
.member-dlg { max-width: 520px; }
.member-dlg input { margin-bottom: .6rem; }
.member-dlg label { font-size: .85rem; color: var(--sub); display: block; margin-bottom: .2rem; }
.member-card { background: var(--tint); border-radius: 14px; padding: .9rem 1rem; line-height: 1.9; }
.form-msg { min-height: 1.4rem; color: var(--bad); font-size: .9rem; margin-bottom: .4rem; }
.dlg-reason { background: #fff7ef; border-radius: 12px; padding: .6rem .8rem; }
.plan-tbl td, .plan-tbl th { padding: .35rem .6rem; }
.tabs { display: flex; gap: .4rem; flex-wrap: wrap; margin: .8rem 0; border-bottom: 2px solid var(--line); }
.tabs button { border: 0; background: transparent; padding: .6rem 1rem; font-weight: 700; color: var(--sub); border-bottom: 3px solid transparent; margin-bottom: -2px; }
.tabs button.on { color: var(--navy); border-color: var(--brand); }
.tabs.small button { padding: .4rem .8rem; }

/* ---------- 對話框 / 提示 ---------- */
.overlay { position: fixed; inset: 0; background: rgba(20, 26, 44, .55); display: flex; align-items: center; justify-content: center; z-index: 50; padding: 1rem; }
.dialog { background: #fff; border-radius: 20px; padding: 1.3rem; max-width: 560px; width: 100%; max-height: 90vh; overflow: auto; box-shadow: 0 20px 60px rgba(0, 0, 0, .35); }
.dialog-msg { margin-bottom: 1rem; line-height: 1.8; }
.dialog-actions { display: flex; justify-content: flex-end; gap: .6rem; margin-top: .8rem; }
.toast { position: fixed; left: 50%; bottom: 5.5rem; transform: translate(-50%, 20px); background: var(--navy); color: #fff; padding: .6rem 1.2rem; border-radius: 999px; opacity: 0; transition: .25s; z-index: 80; max-width: 90vw; text-align: center; }
.toast.show { opacity: 1; transform: translate(-50%, 0); }

/* ---------- 考試骨架 ---------- */
.exam { display: flex; flex-direction: column; height: 100vh; height: 100dvh; background: var(--bg); }
.topbar { display: flex; align-items: center; gap: .6rem; background: var(--navy); color: #fff; padding: .4rem .8rem; padding-top: max(.4rem, env(safe-area-inset-top)); flex-wrap: wrap; }
.tb-title { display: flex; align-items: center; gap: .3rem; font-size: .9rem; }
.tb-part { flex: 1; font-weight: 700; color: var(--gold); font-size: .92rem; min-width: 8rem; }
.tb-right { display: flex; align-items: center; gap: .4rem; }
.timer { font-variant-numeric: tabular-nums; font-weight: 800; font-size: 1.15rem; background: rgba(255, 255, 255, .14); padding: .2rem .7rem; border-radius: 10px; min-width: 5.2rem; text-align: center; }
.timer.low { background: var(--bad); }
.topbar .btn { color: var(--ink); }
.topbar .btn.primary { background: var(--brand); border-color: var(--brand); color: #fff; }
.toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem; padding: .4rem .8rem; background: #fff; border-bottom: 1px solid var(--line); font-size: .88rem; }
.tg { display: inline-flex; align-items: center; gap: .35rem; cursor: pointer; }
.tg input { width: 1.1rem; height: 1.1rem; }
.sp-label { color: var(--sub); }
.chipbtn { border: 1.5px solid var(--line); background: #fff; border-radius: 999px; padding: .15rem .8rem; font-weight: 700; }
.chipbtn.on { background: var(--navy); color: #fff; border-color: var(--navy); }
.stage { flex: 1; overflow: auto; -webkit-overflow-scrolling: touch; padding: 1rem; outline: none; }
.navbar { display: flex; align-items: center; gap: .6rem; padding: .5rem .8rem; padding-bottom: max(.5rem, env(safe-area-inset-bottom)); background: #fff; border-top: 1px solid var(--line); }
.nav-mid { flex: 1; text-align: center; }
.progress { height: 6px; background: #ece6d8; border-radius: 3px; overflow: hidden; }
.progress i { display: block; height: 100%; background: var(--brand); width: 0; transition: width .25s; }
.pageinfo { font-size: .8rem; color: var(--sub); margin-top: .2rem; }
.btn.nav { min-width: 7rem; background: var(--navy); color: #fff; border-color: var(--navy); }
.btn.flag.on { background: #fff1d6; border-color: var(--warn); }
@media (max-width: 700px) { .tb-title { display: none; } .btn.nav { min-width: 4.8rem; padding: .5rem .7rem; } .btn.flag { padding: .5rem .6rem; font-size: .85rem; } }

/* ---------- 卡片 ---------- */
.card { background: var(--card); border-radius: 22px; box-shadow: var(--shadow); padding: 1.2rem 1.4rem; max-width: 1180px; margin: 0 auto; }
.card.kind-passageSet, .card.kind-textcomp { max-width: 1500px; }
.direction { background: var(--tint); border-radius: 14px; padding: .5rem .9rem; margin-bottom: 1rem; font-size: .9rem; }
.direction summary { font-weight: 700; cursor: pointer; }
.dir-en { margin: .4rem 0 .1rem; } .dir-zh { margin: 0 0 .3rem; color: var(--sub); }
.intro h2 { font-size: 1.5rem; } .rules { line-height: 2; padding-left: 1.2rem; }
.voice-note { background: #fff7ef; border-radius: 12px; padding: .6rem .9rem; margin: 1rem 0; font-size: .9rem; }
.photo-wrap { display: flex; justify-content: center; margin-bottom: 1rem; }
.photo { width: 100%; max-width: 780px; border-radius: 18px; overflow: hidden; border: 2px solid var(--line); background: #fff; }
.photo svg, .svgbox svg { display: block; width: 100%; height: auto; }
.audio { background: var(--blue-t); border-radius: 16px; padding: .8rem 1rem; margin-bottom: 1rem; }
.audio-row { display: flex; flex-wrap: wrap; gap: .6rem; align-items: center; }
.audio-status { font-weight: 700; color: var(--navy); min-height: 1.4rem; }
.audio-note { font-size: .85rem; color: var(--sub); margin-top: .2rem; }
.is-official .audio-status { font-size: 1.1rem; }
.ctx-note { color: var(--sub); font-size: .9rem; margin-bottom: .8rem; }

/* 題目與選項 */
.q { border-top: 2px dashed var(--line); padding: 1rem 0; scroll-margin-top: 1rem; }
.q:first-child { border-top: 0; padding-top: .2rem; }
.qhead { display: flex; gap: .8rem; align-items: flex-start; margin-bottom: .6rem; }
.qno { background: var(--navy); color: #fff; min-width: 2.6rem; height: 2.6rem; border-radius: 12px; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; padding: 0 .4rem; flex: none; }
.stem { flex: 1; font-size: 1.05rem; font-weight: 600; white-space: pre-line; }
.stem .zh, .zh { color: var(--sub); font-weight: 400; font-size: .88rem; }
.qflag { border: 0; background: transparent; font-size: 1.3rem; opacity: .35; border-radius: 10px; min-width: 2.4rem; min-height: 2.4rem; }
.qflag.on { opacity: 1; background: #fff1d6; }
.opts { list-style: none; margin: 0; padding: 0; display: grid; gap: .55rem; }
.opts.grid { grid-template-columns: 1fr 1fr; }
@media (max-width: 700px) { .opts.grid { grid-template-columns: 1fr; } }
.opt { width: 100%; display: flex; align-items: center; gap: .8rem; text-align: left; padding: .7rem .9rem; border-radius: 14px; border: 2px solid var(--line); background: #fff; min-height: 3rem; }
.opt:hover { border-color: var(--navy); }
.opt .lt { width: 2.1rem; height: 2.1rem; border-radius: 50%; background: #efe9db; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; flex: none; }
.opt .ot { display: flex; flex-direction: column; }
.opt .oz { color: var(--sub); font-size: .85rem; }
.opt.sel { border-color: var(--brand); background: #fff3e8; }
.opt.sel .lt { background: var(--brand); color: #fff; }
.opt.correct { border-color: var(--good); background: var(--good-t); }
.opt.correct .lt { background: var(--good); color: #fff; }
.opt.wrong { border-color: var(--bad); background: var(--bad-t); }
.opt.wrong .lt { background: var(--bad); color: #fff; }
.opts.letters { grid-template-columns: repeat(4, 1fr); }
.opts.letters .opt { justify-content: center; padding: 1rem; }
.opts.letters .lt { width: 3rem; height: 3rem; font-size: 1.4rem; }
.hl { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 12px; background: #fffbe9; }

/* 句子填空 */
.sentence-box { background: #fcfaf5; border: 2px solid var(--line); border-radius: 16px; padding: 1rem 1.2rem; margin-bottom: 1rem; }
.big-sentence .en { font-size: 1.3rem; line-height: 1.8; }
.blank { display: inline-block; min-width: 3.6rem; border-bottom: 3px solid var(--navy); text-align: center; color: var(--navy); font-weight: 800; font-size: .85em; margin: 0 .15rem; }
.blank.wide { min-width: 5rem; color: transparent; }
.filled { background: var(--good-t); color: var(--good); font-weight: 800; border-radius: 6px; padding: 0 .35rem; }
.pos { color: var(--brand); font-weight: 800; }

/* 文章 */
.split { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 1.2rem; align-items: start; }
.split .pane-doc { max-height: calc(100vh - 14rem); overflow: auto; padding-right: .6rem; border-right: 2px solid var(--line); }
.split .pane-q { max-height: calc(100vh - 14rem); overflow: auto; }
.split-tabs { display: none; }
@media (max-width: 960px) {
  .split { grid-template-columns: 1fr; }
  .split .pane-doc, .split .pane-q { max-height: none; border-right: 0; padding-right: 0; }
  .split-tabs { display: flex; gap: .5rem; margin-bottom: .8rem; position: sticky; top: -1rem; background: #fff; z-index: 3; padding: .4rem 0; }
  .split-tabs button { flex: 1; padding: .6rem; border-radius: 12px; border: 2px solid var(--line); background: #fff; font-weight: 700; }
  .split-tabs button.on { background: var(--navy); color: #fff; border-color: var(--navy); }
  .split[data-pane=doc] .pane-q, .split[data-pane=q] .pane-doc { display: none; }
}
.doc { background: #fcfaf5; border: 1.5px solid var(--line); border-radius: 14px; padding: 1rem 1.1rem; margin-bottom: 1rem; }
.doc-tag { font-size: .75rem; letter-spacing: .08em; color: var(--brand); font-weight: 800; text-transform: uppercase; margin-bottom: .5rem; }
.doc-no { font-weight: 800; color: var(--navy); margin: .4rem 0; }
.blk { display: flex; align-items: flex-start; gap: .5rem; margin: .35rem 0; }
.blk .txt { flex: 1; }
.b-h .en { font-weight: 800; font-size: 1.1rem; }
.b-meta .en { color: var(--sub); font-size: .92rem; }
.b-li .en::before { content: "• "; }
.b-sig .en { font-style: italic; }
.blk.insert .en { background: #eef3fb; border: 2px dashed var(--navy); border-radius: 10px; padding: .4rem .6rem; }
.blk.msg { flex-wrap: wrap; border-radius: 14px; padding: .5rem .8rem; background: #eef2f9; }
.blk.msg.c1 { background: #fdf0e3; } .blk.msg.c2 { background: #e8f5ec; } .blk.msg.c3 { background: #f3ecf8; }
.msg-head { width: 100%; font-size: .8rem; display: flex; gap: .6rem; color: var(--sub); }
.tbl-wrap { overflow-x: auto; max-width: 100%; }
.tbl { border-collapse: collapse; width: 100%; font-size: .92rem; background: #fff; }
.tbl th, .tbl td { border: 1.5px solid var(--line); padding: .35rem .6rem; text-align: left; vertical-align: top; }
.tbl th { background: var(--blue-t); }
.blk-table { display: block; }
.graphic { margin: 0 0 1rem; } .graphic figcaption { font-weight: 800; margin-bottom: .4rem; }
.hide-zh .zh { display: none; }

/* 聽力原文 */
.script { background: #fcfaf5; border: 1.5px solid var(--line); border-radius: 14px; padding: .6rem .8rem; margin-bottom: 1rem; }
.line { display: flex; align-items: flex-start; gap: .6rem; padding: .35rem .3rem; border-radius: 10px; }
.line .txt { flex: 1; } .line .en { font-size: 1.02rem; }
.who { flex: none; min-width: 3.4rem; text-align: center; font-size: .75rem; font-weight: 800; padding: .15rem .4rem; border-radius: 999px; background: #e9eef7; color: var(--navy); }
.who.f { background: #fbe4ec; color: #a1274f; } .who.m { background: #e1eefb; color: #1f5a9a; }
.line.resp .who { background: #efe9db; }
.spk { flex: none; width: 2.2rem; height: 2.2rem; border-radius: 50%; border: 1.5px solid var(--line); background: #fff; color: var(--navy); display: inline-flex; align-items: center; justify-content: center; padding: 0; }
.spk:hover { border-color: var(--brand); color: var(--brand); }
.spk.playing { background: var(--brand); color: #fff; border-color: var(--brand); animation: pulse 1s infinite; }
@keyframes pulse { 50% { box-shadow: 0 0 0 6px rgba(232, 116, 44, .25); } }

/* 題號面板 */
.palette { max-width: 760px; }
.pal-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: .6rem; }
.pal-head .icon-btn { background: #eee; color: var(--ink); }
.legend { display: flex; gap: .8rem; font-size: .8rem; flex-wrap: wrap; margin-bottom: .6rem; }
.lg::before { content: ""; display: inline-block; width: .8rem; height: .8rem; border-radius: 4px; margin-right: .3rem; vertical-align: middle; border: 1.5px solid var(--line); }
.lg.a::before { background: var(--navy); } .lg.u::before { background: #fff; } .lg.f::before { background: #fff1d6; border-color: var(--warn); } .lg.c::before { border: 2px solid var(--brand); }
.pal-part h4 { margin: .8rem 0 .3rem; font-size: .9rem; color: var(--sub); }
.pal-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(2.6rem, 1fr)); gap: .35rem; }
.pn { border: 1.5px solid var(--line); background: #fff; border-radius: 9px; padding: .3rem 0; font-weight: 700; font-size: .85rem; }
.pn.a { background: var(--navy); color: #fff; border-color: var(--navy); }
.pn.f { background: #fff1d6; color: var(--ink); border-color: var(--warn); box-shadow: inset 0 -3px 0 var(--warn); }
.pn.c { outline: 3px solid var(--brand); }

/* ---------- 報告 ---------- */
.rp-top { display: flex; gap: 1rem; align-items: center; flex-wrap: wrap; margin: .6rem 0; }
.rp-top h1 { margin: 0; font-size: 1.6rem; }
.tabpane { padding-top: .3rem; }
.score-card { --lv: #c99a2e; --lv-tint: #fbf1d3; display: grid; grid-template-columns: 1fr 1fr 1.2fr; gap: 1rem; background: var(--navy); color: #fff; border-radius: 22px; padding: 1.4rem; margin: 1rem 0 .5rem; }
.score-block { text-align: center; }
.sb-label { color: rgba(255, 255, 255, .75); font-weight: 600; }
.sb-num { font-size: 3.6rem; font-weight: 800; line-height: 1.1; }
.score-block.total .sb-num { color: var(--gold); font-size: 4.4rem; }
.sb-range { color: rgba(255, 255, 255, .7); font-size: .88rem; }
.sb-bar { height: 8px; background: rgba(255, 255, 255, .18); border-radius: 4px; margin: .6rem auto 0; max-width: 220px; overflow: hidden; }
.sb-bar i { display: block; height: 100%; background: var(--brand); }
.lvl { display: inline-block; margin-top: .5rem; padding: .15rem .9rem; border-radius: 999px; background: var(--lv); color: #fff; font-weight: 800; font-size: .88rem; }
@media (max-width: 700px) { .score-card { grid-template-columns: 1fr 1fr; } .score-block.total { grid-column: 1 / -1; } }
.disclaimer { background: #fff7ef; border-left: 4px solid var(--brand); padding: .6rem .9rem; border-radius: 8px; font-size: .88rem; }
.stat-row { display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; margin: 1rem 0; }
.ring { text-align: center; } .ring-label { font-size: .82rem; color: var(--sub); }
.stats { line-height: 2; }
.weak-list { display: grid; gap: .6rem; }
.weak { display: flex; gap: .8rem; align-items: center; background: #fff; border-radius: 14px; padding: .7rem 1rem; box-shadow: var(--shadow); }
.rank { background: var(--brand); color: #fff; width: 2rem; height: 2rem; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; flex: none; }
.actions { display: flex; flex-wrap: wrap; gap: .6rem; margin: 1.2rem 0 .4rem; }
.chart { background: #fff; border-radius: var(--radius); padding: 1rem 1.2rem; box-shadow: var(--shadow); margin: 1rem 0; }
.bar-row { display: grid; grid-template-columns: minmax(7rem, 14rem) 1fr 6.5rem; gap: .6rem; align-items: center; padding: .25rem 0; font-size: .9rem; }
.bt { height: 14px; background: #ece6d8; border-radius: 7px; overflow: hidden; } .bt i { display: block; height: 100%; border-radius: 7px; }
.bv { font-weight: 800; } .bv small { font-weight: 400; color: var(--sub); }
.chart-note { font-size: .8rem; color: var(--sub); }
@media (max-width: 600px) { .bar-row { grid-template-columns: 1fr 5.5rem; } .bar-row .bl { grid-column: 1 / -1; } .bar-row .bt { grid-column: 1; } }
.filters { display: grid; grid-template-columns: repeat(4, 1fr); gap: .6rem; margin-bottom: .6rem; }
@media (max-width: 700px) { .filters { grid-template-columns: 1fr 1fr; } }
.rv { background: #fff; border-radius: 14px; margin: .6rem 0; box-shadow: var(--shadow); border-left: 6px solid var(--bad); }
.rv.ok { border-left-color: var(--good); }
.rv > summary { list-style: none; display: flex; gap: .8rem; align-items: center; padding: .7rem 1rem; cursor: pointer; flex-wrap: wrap; }
.rv > summary::-webkit-details-marker { display: none; }
.rv .sm { flex: 1; display: flex; flex-direction: column; min-width: 12rem; }
.rv-body { padding: 0 1rem 1rem; }
.rv-stem .en { font-weight: 700; font-size: 1.05rem; white-space: pre-line; }
.opts.static { margin: .8rem 0; }
.opts.static .opt { cursor: default; flex-wrap: wrap; }
.opts.static .ot { flex: 1; }
.mk { font-size: .75rem; font-weight: 800; padding: .1rem .6rem; border-radius: 999px; }
.mk.ok { background: var(--good); color: #fff; } .mk.no { background: var(--bad); color: #fff; }
.explain { border-top: 2px solid var(--line); margin-top: .8rem; padding-top: .8rem; }
.chips { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: .6rem; }
.chip { background: var(--blue-t); border-radius: 999px; padding: .1rem .7rem; font-size: .8rem; font-weight: 600; }
.chip.part { background: var(--navy); color: #fff; } .chip.hard { background: #fde4d3; color: #a2430a; } .chip.skill { background: var(--good-t); color: var(--good); } .chip.trap { background: #f3ecf8; color: #6a3a8d; }
.ans-line { display: flex; gap: .6rem; align-items: baseline; flex-wrap: wrap; margin-bottom: .5rem; } .ans-line .k { color: var(--sub); font-size: .85rem; }
.ex-sec { margin: .7rem 0; } .ex-sec h5 { font-size: .9rem; color: var(--brand); margin: 0 0 .2rem; } .ex-sec p { margin: 0; line-height: 1.8; }
.ex-opts { list-style: none; margin: 0; padding: 0; } .ex-opts li { padding: .5rem .7rem; border-radius: 10px; margin: .3rem 0; background: #faf7f0; } .ex-opts li.correct { background: var(--good-t); } .ex-opts .oz { color: var(--sub); font-size: .85rem; }
.vocab { list-style: none; margin: 0; padding: 0; } .vocab li { margin: .4rem 0; } .vw { display: flex; align-items: center; gap: .4rem; flex-wrap: wrap; } .vex { display: flex; gap: .4rem; align-items: center; color: var(--sub); font-size: .9rem; flex-wrap: wrap; } .vex em { font-style: normal; }
.ex-sec.tip { background: #fff7ef; border-radius: 12px; padding: .6rem .9rem; }
.fold { background: var(--tint); border-radius: 12px; padding: .4rem .8rem; margin: .6rem 0; } .fold > summary { font-weight: 700; cursor: pointer; }
.ctx .scene { color: var(--sub); font-size: .9rem; } .sent .zh { margin-top: .2rem; }
.tip-card { display: flex; gap: .8rem; background: #fff; border-radius: 14px; padding: .8rem 1rem; box-shadow: var(--shadow); margin: .6rem 0; } .tip-card p { margin: 0; }
.cert-form { display: grid; grid-template-columns: 1fr auto; gap: .6rem; align-items: end; margin: .8rem 0; } .cert-form label { grid-column: 1 / -1; }
.cert-preview { background: #fff; border-radius: 12px; box-shadow: var(--shadow); padding: .5rem; }
.cert-preview canvas { display: block; border-radius: 8px; }
.empty { text-align: center; color: var(--sub); padding: 2rem; }

@media print { .topbar, .navbar, .toolbar, .tabs, .actions { display: none !important; } }