/* =========================
全局主题与重置开始
========================= */
:root { --zhuse: #2563EB; --zhuse-shen: #1D4ED8; --zhuse-qian: #DBEAFE; --zhuse-jianbian: linear-gradient(135deg, #3B82F6, #2563EB); --beijing: #F5F7FB; --kapian-bai: #FFFFFF; --wenzi-zhu: #1F2937; --wenzi-fu: #6B7280; --shengci-huang: #FDE68A; --chenggong-lv: #16A34A; --cuowu-hong: #DC2626; --biankuang: #E5E7EB; color-scheme: light; }
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { min-height: 100%; -webkit-text-size-adjust: 100%; }
body { min-height: 100%; margin: 0; background: var(--beijing); color: var(--wenzi-zhu); font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
button, input { margin: 0; font: inherit; }
button { border: 0; cursor: pointer; -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
/* =========================
全局主题与重置结束
========================= */

/* =========================
公共表单与按钮开始
========================= */
.gonggong-shurukuang { width: 100%; min-height: 52px; padding: 0 16px; border: 1px solid var(--biankuang); border-radius: 14px; outline: none; background: var(--kapian-bai); color: var(--wenzi-zhu); transition: border-color .2s ease, box-shadow .2s ease; }
.gonggong-shurukuang:focus { border-color: var(--zhuse); box-shadow: 0 0 0 4px rgba(37, 99, 235, .12); }
.gonggong-anniu-zhu, .gonggong-anniu-ci { display: inline-flex; min-height: 52px; align-items: center; justify-content: center; gap: 8px; border-radius: 14px; font-weight: 700; transition: transform .18s ease, opacity .18s ease, box-shadow .18s ease; }
.gonggong-anniu-zhu { background: var(--zhuse-jianbian); color: #fff; box-shadow: 0 10px 24px rgba(37, 99, 235, .24); }
.gonggong-anniu-ci { border: 1px solid var(--zhuse-qian); background: var(--zhuse-qian); color: var(--zhuse-shen); }
.gonggong-anniu-zhu:active, .gonggong-anniu-ci:active { transform: scale(.98); }
.gonggong-anniu-zhu:disabled, .gonggong-anniu-ci:disabled { cursor: not-allowed; opacity: .58; box-shadow: none; }
/* =========================
公共表单与按钮结束
========================= */

/* =========================
公共轻提示开始
========================= */
.gonggong-tishi-toast { position: fixed; z-index: 9999; right: 20px; bottom: calc(28px + env(safe-area-inset-bottom)); left: 20px; max-width: 420px; margin: auto; padding: 12px 18px; border-radius: 999px; background: rgba(31, 41, 55, .94); color: #fff; text-align: center; font-size: 14px; line-height: 1.45; opacity: 0; transform: translateY(18px); pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
.gonggong-tishi-toast.gonggong-tishi-xianshi { opacity: 1; transform: translateY(0); }
/* =========================
公共轻提示结束
========================= */

/* =========================
移动端公共布局开始
========================= */
.gonggong-yemian-neirong { width: 100%; min-height: 100vh; padding: max(20px, env(safe-area-inset-top)) 18px calc(94px + env(safe-area-inset-bottom)); }
.gonggong-dibu-daohang { position: fixed; z-index: 5000; right: 0; bottom: 0; left: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); padding: 8px 6px calc(8px + env(safe-area-inset-bottom)); border-top: 1px solid rgba(229, 231, 235, .9); background: rgba(255, 255, 255, .96); box-shadow: 0 -8px 28px rgba(31, 41, 55, .07); backdrop-filter: blur(16px); }
.gonggong-dibu-xiang { display: flex; min-width: 0; min-height: 52px; flex-direction: column; align-items: center; justify-content: center; gap: 4px; border-radius: 14px; color: var(--wenzi-fu); font-size: 11px; transition: color .2s ease, background .2s ease, transform .18s ease; -webkit-tap-highlight-color: transparent; }
.gonggong-dibu-xiang i { font-size: 19px; }
.gonggong-dibu-xiang:active { transform: scale(.94); }
.gonggong-dibu-xiang.gonggong-dibu-dangqian { background: var(--zhuse-qian); color: var(--zhuse-shen); font-weight: 700; }
.gonggong-zhanwei-yemian { width: min(100%, 720px); margin: 0 auto; }
.gonggong-zhanwei-toubu { padding: 14px 2px 24px; }
.gonggong-zhanwei-toubu span { color: var(--zhuse); font-size: 13px; font-weight: 800; letter-spacing: .12em; }
.gonggong-zhanwei-toubu h1 { margin: 7px 0 0; font-size: clamp(25px, 7vw, 36px); line-height: 1.2; }
.gonggong-zhanwei-kapian { display: flex; min-height: 210px; padding: 28px 22px; flex-direction: column; align-items: center; justify-content: center; gap: 11px; border: 1px solid rgba(219, 234, 254, .9); border-radius: 24px; background: var(--kapian-bai); box-shadow: 0 18px 45px rgba(31, 41, 55, .07); text-align: center; }
.gonggong-zhanwei-kapian i { display: grid; width: 64px; height: 64px; place-items: center; border-radius: 20px; background: var(--zhuse-qian); color: var(--zhuse); font-size: 27px; }
.gonggong-zhanwei-kapian strong { margin-top: 4px; font-size: 18px; }
.gonggong-zhanwei-kapian span { color: var(--wenzi-fu); font-size: 14px; line-height: 1.6; }
.gonggong-zhanwei-fanhui { padding: 0 24px; }
.wode-tuichu-anniu { width: 100%; margin-top: 18px; }
/* =========================
移动端公共布局结束
========================= */

/* =========================
全局点词与单词卡片开始
========================= */
.dianci-wenben { white-space: pre-wrap; }
.dianci-word { display: inline; border-radius: 4px; cursor: pointer; transition: background-color .18s ease, color .18s ease; -webkit-tap-highlight-color: transparent; }
.dianci-word:active { color: var(--zhuse-shen); }
.dianci-word:focus-visible { outline: 2px solid var(--zhuse); outline-offset: 2px; }
.dianci-word.dianci-word-yishoulu { padding: 1px 2px; background: var(--shengci-huang); box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.dianci-word.dianci-word-bukedian { cursor: text; }
.dianci-juzi-shoucang { display: inline-grid; width: 30px; height: 30px; padding: 0; place-items: center; border-radius: 9px; background: var(--zhuse-qian); color: var(--zhuse); vertical-align: middle; }
.dianci-juzi-shoucang.dianci-juzi-yishoucang { background: var(--zhuse); color: #fff; }
.dianci-zhezhao { position: fixed; z-index: 7000; inset: 0; background: rgba(15, 23, 42, 0); opacity: 0; transition: opacity .25s ease, background .25s ease; }
.dianci-yemian-suoding { overscroll-behavior: none; }
body.dianci-yemian-suoding { position: fixed; right: 0; left: 0; width: 100%; overflow: hidden; }
.dianci-zhezhao.dianci-zhezhao-xianshi { background: rgba(15, 23, 42, .46); opacity: 1; }
.dianci-kapian { position: fixed; right: 0; bottom: 0; left: 0; display: flex; width: min(100%, 680px); height: min(82vh, 760px); margin: auto; padding-top: 8px; flex-direction: column; border-radius: 28px 28px 0 0; background: var(--kapian-bai); box-shadow: 0 -24px 70px rgba(15, 23, 42, .24); opacity: 0; transform: translateY(102%); transition: transform .26s cubic-bezier(.22, .72, .26, 1), opacity .2s ease; }
.dianci-kapian::before { position: absolute; top: 8px; left: 50%; width: 42px; height: 5px; border-radius: 999px; background: var(--biankuang); content: ""; transform: translateX(-50%); }
.dianci-kapian.dianci-kapian-xianshi { opacity: 1; transform: translateY(0); }
.dianci-kapian-gongjulan { display: flex; min-height: 47px; padding: 12px 18px 0; align-items: center; justify-content: space-between; }
.dianci-kapian-fanhui, .dianci-kapian-guanbi { display: grid; width: 38px; height: 38px; padding: 0; place-items: center; border-radius: 12px; background: var(--beijing); color: var(--wenzi-zhu); }
.dianci-kapian-gundong { min-height: 0; padding: 6px 22px 22px; flex: 1; overflow-y: auto; overscroll-behavior-y: contain; touch-action: pan-y; -webkit-overflow-scrolling: touch; }
.dianci-kapian-danci-hang { display: flex; align-items: center; gap: 10px; }
.dianci-kapian-danci-hang h2 { margin: 0; overflow-wrap: anywhere; font-size: clamp(29px, 9vw, 42px); line-height: 1.2; }
.dianci-fayin-anniu { display: inline-grid; width: 38px; height: 38px; padding: 0; flex: 0 0 auto; place-items: center; border-radius: 50%; background: var(--zhuse-qian); color: var(--zhuse-shen); }
.dianci-kapian-shiyi { margin-top: 15px; padding: 15px 17px; border-radius: 17px; background: var(--beijing); }
.dianci-kapian-shiyi p { margin: 0; line-height: 1.65; }
.dianci-kapian-shiyi strong { color: var(--zhuse-shen); }
.dianci-kapian-shiyi .dianci-kapian-qitashiyi { margin-top: 5px; color: var(--wenzi-fu); font-size: 14px; }
.dianci-kapian-liju-qu { margin-top: 22px; }
.dianci-kapian-liju { margin-top: 18px; padding: 17px; border: 1px solid var(--biankuang); border-radius: 18px; }
.dianci-kapian-liju h3, .dianci-kapian-liju-qu > h3 { margin: 0 0 10px; font-size: 14px; color: var(--wenzi-fu); }
.dianci-kapian-liju-yingwen { display: flex; align-items: flex-start; gap: 9px; font-size: 16px; line-height: 1.75; }
.dianci-kapian-liju-yingwen > .dianci-wenben { min-width: 0; flex: 1; }
.dianci-kapian-liju-zhongwen { margin: 6px 0 0; color: var(--wenzi-fu); font-size: 13px; line-height: 1.6; }
.dianci-kapian-shengchengzhong { display: flex; min-height: 100px; align-items: center; justify-content: center; gap: 9px; border-radius: 17px; background: var(--beijing); color: var(--wenzi-fu); font-size: 14px; }
.dianci-kapian-caozuo { padding: 13px 20px calc(13px + env(safe-area-inset-bottom)); border-top: 1px solid var(--biankuang); background: var(--kapian-bai); }
.dianci-kapian-jiaru { width: 100%; }
.dianci-kapian-yishoulu { display: flex; min-height: 52px; align-items: center; justify-content: center; gap: 9px; border-radius: 15px; background: #DCFCE7; color: var(--chenggong-lv); font-size: 14px; font-weight: 700; text-align: center; }
.dianci-kapian-jiazai, .dianci-kapian-shibai { display: flex; min-height: 250px; padding: 30px; flex: 1; flex-direction: column; align-items: center; justify-content: center; gap: 14px; color: var(--wenzi-fu); text-align: center; }
.dianci-kapian-jiazai i { color: var(--zhuse); font-size: 27px; }
.dianci-kapian-chongshi { min-width: 160px; padding: 0 20px; }
/* =========================
全局点词与单词卡片结束
========================= */

@media (min-width: 760px) { .gonggong-yemian-neirong { padding-right: 28px; padding-left: 28px; } .gonggong-dibu-daohang { right: 50%; left: auto; width: min(100%, 720px); transform: translateX(50%); border-right: 1px solid var(--biankuang); border-left: 1px solid var(--biankuang); border-radius: 20px 20px 0 0; } }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; } }