/* 弘毅班班级官网 · 深蓝学院风设计系统 */
:root {
  --navy-950:#061426; --navy-900:#071b33; --navy-850:#0a2341; --navy-800:#0e2d51;
  --navy-700:#173f6b; --navy-600:#28557f; --ink:#132235; --ink-soft:#455468;
  --muted:#6e7b8d; --paper:#f5f3ed; --paper-warm:#eeeae1; --white:#fffefa;
  --gold:#b39052; --gold-light:#d7bd8a; --gold-pale:#f0e6d2;
  --line:rgba(10,35,65,.14); --line-light:rgba(255,255,255,.15);
  --success:#2f6653; --danger:#8f3f3f;
  --shadow-sm:0 8px 28px rgba(7,27,51,.07); --shadow-md:0 18px 50px rgba(7,27,51,.12);
  --shadow-lg:0 30px 80px rgba(4,17,34,.2);
  --serif:"Source Han Serif SC","Noto Serif CJK SC","Songti SC","STSong","SimSun",serif;
  --sans:"MiSans","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --container:1180px; --header-h:82px; --ease:cubic-bezier(.22,.7,.22,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:110px}
body{margin:0;color:var(--ink);background:var(--paper);font-family:var(--sans);font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}button{color:inherit}
img,svg{display:block;max-width:100%}p,h1,h2,h3,h4,ul,ol,figure,blockquote{margin-top:0}
::selection{color:var(--white);background:var(--navy-700)}
:focus-visible{outline:2px solid var(--gold);outline-offset:4px}
.skip-link{position:fixed;left:16px;top:-60px;z-index:999;padding:10px 18px;color:var(--white);background:var(--navy-900);transition:top .2s}
.skip-link:focus{top:16px}
.container{width:min(calc(100% - 48px),var(--container));margin-inline:auto}
.narrow{width:min(calc(100% - 48px),880px);margin-inline:auto}
.section{padding:96px 0}.section--compact{padding:68px 0}
.section--paper{background:var(--paper)}.section--white{background:var(--white)}.section--navy{color:var(--white);background:var(--navy-900)}
.section--navy .section-title{color:var(--white)}.section--navy .section-intro{color:rgba(255,255,255,.68)}
.kicker{display:inline-flex;align-items:center;gap:12px;margin-bottom:18px;color:var(--gold);font-size:12px;font-weight:700;line-height:1.2;letter-spacing:.22em;text-transform:uppercase}
.kicker::before{content:"";width:28px;height:1px;background:currentColor}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:40px}
.section-title{margin-bottom:12px;color:var(--navy-900);font-family:var(--serif);font-size:clamp(30px,4vw,46px);font-weight:600;line-height:1.2;letter-spacing:.04em}
.section-intro{max-width:620px;margin-bottom:0;color:var(--muted);font-size:15px}
.text-link{display:inline-flex;align-items:center;gap:10px;padding-bottom:3px;color:var(--navy-800);font-size:14px;font-weight:700;border-bottom:1px solid var(--gold)}
.text-link svg{width:18px;transition:transform .25s var(--ease)}.text-link:hover svg{transform:translateX(4px)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:48px;padding:12px 24px;border:1px solid transparent;border-radius:2px;cursor:pointer;font-size:14px;font-weight:650;letter-spacing:.06em;transition:transform .25s var(--ease),background .25s,color .25s,border-color .25s}
.btn:hover{transform:translateY(-2px)}.btn svg{width:18px}
.btn--gold{color:var(--navy-950);background:var(--gold-light);border-color:var(--gold-light)}.btn--gold:hover{background:#e4cfa8;border-color:#e4cfa8}
.btn--outline{color:var(--white);border-color:rgba(255,255,255,.34);background:transparent}.btn--outline:hover{border-color:var(--gold-light);background:rgba(255,255,255,.06)}
.btn--navy{color:var(--white);background:var(--navy-850);border-color:var(--navy-850)}.btn--navy:hover{background:var(--navy-700);border-color:var(--navy-700)}
.btn--ghost{color:var(--navy-800);border-color:var(--line);background:transparent}.btn--ghost:hover{border-color:var(--navy-700);background:rgba(10,35,65,.04)}
.top-ribbon{color:rgba(255,255,255,.63);background:var(--navy-950);border-bottom:1px solid rgba(255,255,255,.08);font-size:11px;letter-spacing:.1em}
.top-ribbon__inner{min-height:34px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.top-ribbon__motto{display:flex;align-items:center;gap:10px}.top-ribbon__motto span{width:3px;height:3px;background:var(--gold);border-radius:50%}
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,254,250,.96);border-bottom:1px solid rgba(10,35,65,.1);backdrop-filter:blur(18px)}
.site-header::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:2px;background:linear-gradient(90deg,var(--gold) 0 15%,transparent 15% 100%)}
.header-inner{height:var(--header-h);display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:inline-flex;align-items:center;gap:14px;flex:0 0 auto}
.brand-mark{width:46px;height:46px;display:grid;place-items:center;color:var(--white);background:var(--navy-900);border:1px solid var(--gold);box-shadow:inset 0 0 0 4px var(--navy-900),inset 0 0 0 5px rgba(215,189,138,.65)}
.brand-mark svg{width:28px;height:28px}
.brand-name{display:block;color:var(--navy-900);font-family:var(--serif);font-size:18px;font-weight:700;line-height:1.15;letter-spacing:.08em}
.brand-sub{display:block;margin-top:4px;color:var(--muted);font-size:9px;font-weight:600;line-height:1;letter-spacing:.22em;text-transform:uppercase}
.main-nav{display:flex;align-items:center;gap:4px}
.nav-link{position:relative;display:inline-flex;align-items:center;height:44px;padding:0 13px;color:var(--ink-soft);font-size:14px;font-weight:600;white-space:nowrap;transition:color .2s}
.nav-link::after{content:"";position:absolute;left:13px;right:13px;bottom:5px;height:1px;background:var(--gold);transform:scaleX(0);transform-origin:right;transition:transform .25s var(--ease)}
.nav-link:hover,.nav-link[aria-current="page"]{color:var(--navy-900)}.nav-link:hover::after,.nav-link[aria-current="page"]::after{transform:scaleX(1);transform-origin:left}
.nav-link--math{color:var(--navy-800)}.nav-link--math::before{content:"∑";display:inline-grid;place-items:center;width:21px;height:21px;margin-right:7px;color:var(--gold);border:1px solid var(--gold);font-family:var(--serif);font-size:12px}
.header-action{display:inline-flex;align-items:center;gap:8px;padding:9px 13px;color:var(--navy-800);border:1px solid var(--line);font-size:12px;font-weight:700}.header-action svg{width:15px}
.menu-toggle{display:none;width:44px;height:44px;padding:0;background:transparent;border:1px solid var(--line);cursor:pointer}
.menu-toggle span{display:block;width:20px;height:1px;margin:5px auto;background:var(--navy-900);transition:transform .25s,opacity .25s}
.menu-open .menu-toggle span:nth-child(1){transform:translateY(6px) rotate(45deg)}.menu-open .menu-toggle span:nth-child(2){opacity:0}.menu-open .menu-toggle span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.hero-home{position:relative;overflow:hidden;color:var(--white);background:var(--navy-900)}
.hero-home::before{content:"";position:absolute;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(to right,rgba(0,0,0,.85),transparent 80%)}
.hero-home::after{content:"2025";position:absolute;right:-2vw;bottom:-10vw;color:rgba(255,255,255,.025);font-family:Georgia,serif;font-size:33vw;font-weight:700;line-height:.8;pointer-events:none}
.hero-home__orbit{position:absolute;width:560px;height:560px;right:-190px;top:-260px;border:1px solid rgba(215,189,138,.25);border-radius:50%;pointer-events:none}
.hero-home__orbit::before,.hero-home__orbit::after{content:"";position:absolute;border:1px solid rgba(215,189,138,.12);border-radius:50%}
.hero-home__orbit::before{inset:70px}.hero-home__orbit::after{inset:150px}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.25fr .75fr;align-items:center;gap:76px;min-height:610px;padding:76px 0 82px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:13px;margin-bottom:28px;color:var(--gold-light);font-size:11px;font-weight:700;letter-spacing:.25em}
.hero-eyebrow::before{content:"";width:42px;height:1px;background:currentColor}
.hero-title{margin-bottom:25px;color:var(--white);font-family:var(--serif);font-size:clamp(52px,7vw,84px);font-weight:600;line-height:1.08;letter-spacing:.06em}
.hero-title em{display:block;margin-top:10px;color:var(--gold-light);font-size:.35em;font-style:normal;letter-spacing:.32em}
.hero-lead{max-width:620px;margin-bottom:32px;color:rgba(255,255,255,.7);font-size:16px;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-note{display:flex;align-items:center;gap:14px;margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);color:rgba(255,255,255,.56);font-size:12px}
.hero-note__seal{width:32px;height:32px;display:grid;place-items:center;color:var(--gold-light);border:1px solid rgba(215,189,138,.5);font-family:var(--serif)}
.hero-note strong{color:rgba(255,255,255,.86);font-weight:600}
.hero-panel{position:relative;min-height:430px;padding:34px;background:linear-gradient(145deg,rgba(255,255,255,.09),rgba(255,255,255,.025));border:1px solid rgba(255,255,255,.16);box-shadow:var(--shadow-lg)}
.hero-panel::before{content:"";position:absolute;inset:9px;border:1px solid rgba(215,189,138,.18);pointer-events:none}
.hero-panel__top{position:relative;display:flex;justify-content:space-between;align-items:start}
.hero-panel__label{color:rgba(255,255,255,.6);font-size:10px;letter-spacing:.18em}.hero-panel__no{color:rgba(215,189,138,.7);font-family:Georgia,serif;font-size:12px;letter-spacing:.12em}
.class-seal{position:relative;display:grid;place-items:center;width:150px;height:150px;margin:28px auto 30px;border:1px solid rgba(215,189,138,.45);border-radius:50%}
.class-seal::before{content:"";position:absolute;inset:10px;border:1px solid rgba(255,255,255,.18);border-radius:50%}
.class-seal::after{content:"";position:absolute;inset:24px;border:1px dashed rgba(215,189,138,.35);border-radius:50%;animation:slow-spin 34s linear infinite}
.class-seal__char{position:relative;z-index:1;color:var(--gold-light);font-family:var(--serif);font-size:58px;line-height:1}
.class-seal__mark{position:absolute;bottom:22px;z-index:1;color:rgba(255,255,255,.5);font-family:Georgia,serif;font-size:8px;letter-spacing:.15em}
.hero-panel__motto{margin-bottom:28px;text-align:center;color:var(--white);font-family:var(--serif);font-size:18px;letter-spacing:.24em}
.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid rgba(255,255,255,.12)}
.hero-metric{padding:18px 8px 0;text-align:center;border-right:1px solid rgba(255,255,255,.1)}.hero-metric:last-child{border-right:0}
.hero-metric strong{display:block;color:var(--gold-light);font-family:Georgia,serif;font-size:24px;font-weight:400}.hero-metric span{display:block;margin-top:3px;color:rgba(255,255,255,.5);font-size:10px;letter-spacing:.12em}
@keyframes slow-spin{to{transform:rotate(360deg)}}
.principles{color:var(--navy-900);background:var(--paper-warm);border-bottom:1px solid var(--line)}
.principles__grid{display:grid;grid-template-columns:1.2fr repeat(4,1fr);align-items:stretch}
.principle{position:relative;min-height:105px;padding:25px 24px;display:flex;flex-direction:column;justify-content:center;border-left:1px solid rgba(10,35,65,.12)}
.principle__label{color:var(--gold);font-size:9px;font-weight:700;letter-spacing:.2em}
.principle strong{display:block;margin-top:5px;font-family:var(--serif);font-size:18px;font-weight:600;letter-spacing:.12em}
.principle span{display:block;margin-top:3px;color:var(--muted);font-size:10px;letter-spacing:.08em}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:36px}.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.four-col{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm)}.card--flat{box-shadow:none}.card-pad{padding:32px}
.card-hover{transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}.card-hover:hover{transform:translateY(-5px);border-color:rgba(179,144,82,.45);box-shadow:var(--shadow-md)}
.teacher-card{position:relative;padding:46px;background:var(--white);border:1px solid var(--line);overflow:hidden}
.teacher-card::after{content:"“";position:absolute;right:28px;top:12px;color:var(--gold-pale);font-family:Georgia,serif;font-size:155px;line-height:1;pointer-events:none}
.teacher-card__head{display:flex;align-items:center;gap:18px;margin-bottom:30px}
.teacher-avatar{width:64px;height:64px;display:grid;place-items:center;color:var(--gold-light);background:var(--navy-900);font-family:var(--serif);font-size:24px;border:3px solid var(--white);box-shadow:0 0 0 1px var(--gold)}
.teacher-card__role{color:var(--gold);font-size:10px;font-weight:700;letter-spacing:.16em}.teacher-card__name{margin:2px 0 0;color:var(--navy-900);font-family:var(--serif);font-size:21px;font-weight:600}
.teacher-card blockquote{position:relative;z-index:1;margin:0 0 24px;color:var(--ink-soft);font-family:var(--serif);font-size:17px;line-height:2}
.teacher-card__sign{color:var(--muted);font-size:12px;text-align:right}
.daily-card{position:relative;display:flex;flex-direction:column;justify-content:space-between;min-height:100%;padding:44px;color:var(--white);background:var(--navy-900);overflow:hidden}
.daily-card::before{content:"";position:absolute;width:310px;height:310px;right:-130px;bottom:-140px;border:1px solid rgba(215,189,138,.2);border-radius:50%}.daily-card::after{content:"";position:absolute;width:210px;height:210px;right:-80px;bottom:-90px;border:1px solid rgba(255,255,255,.1);border-radius:50%}
.daily-card__day{color:var(--gold-light);font-family:Georgia,serif;font-size:12px;letter-spacing:.16em}
.daily-card h3{position:relative;z-index:1;margin:36px 0;color:var(--white);font-family:var(--serif);font-size:clamp(24px,3vw,35px);font-weight:500;line-height:1.7;letter-spacing:.05em}
.daily-card__foot{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;padding-top:20px;border-top:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.52);font-size:11px}.daily-card__foot strong{color:var(--gold-light);font-weight:500}
.notice-list{border-top:1px solid var(--line)}
.notice-item{display:grid;grid-template-columns:92px minmax(0,1fr) auto;align-items:center;gap:28px;padding:25px 0;border-bottom:1px solid var(--line);transition:background .2s,padding .2s}
.notice-item:hover{padding-inline:12px;background:rgba(255,255,255,.48)}
.notice-date{color:var(--navy-800);font-family:Georgia,serif;line-height:1}.notice-date strong{display:block;font-size:28px;font-weight:400}.notice-date span{display:block;margin-top:7px;color:var(--muted);font-family:var(--sans);font-size:10px;letter-spacing:.08em}
.notice-body h3{margin-bottom:4px;color:var(--navy-900);font-family:var(--serif);font-size:18px;font-weight:600;line-height:1.55}.notice-body p{margin:0;color:var(--muted);font-size:12px}
.notice-meta{display:flex;align-items:center;justify-content:end;gap:16px}
.tag{display:inline-flex;align-items:center;padding:4px 9px;color:var(--navy-700);background:var(--gold-pale);font-size:9px;font-weight:700;letter-spacing:.1em;white-space:nowrap}
.tag--green{color:var(--success);background:#e3eee8}.tag--red{color:var(--danger);background:#f2e4e4}.tag--blue{color:var(--navy-700);background:#e3ebf3}
.notice-link{display:grid;place-items:center;width:34px;height:34px;border:1px solid var(--line);transition:background .2s,color .2s,border-color .2s}.notice-link svg{width:15px}
.notice-item:hover .notice-link{color:var(--white);background:var(--navy-800);border-color:var(--navy-800)}
.math-feature{position:relative;overflow:hidden;color:var(--white);background:var(--navy-950)}
.math-feature::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 35%,rgba(179,144,82,.18),transparent 28%),linear-gradient(120deg,transparent 0 67%,rgba(255,255,255,.022) 67% 67.15%,transparent 67.15%)}
.math-feature__grid{position:relative;z-index:1;display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}
.math-feature .section-title{color:var(--white)}.math-feature .section-intro{color:rgba(255,255,255,.63)}
.math-feature__list{display:grid;gap:0;margin:32px 0;border-top:1px solid var(--line-light)}
.math-feature__item{display:flex;gap:18px;align-items:center;padding:15px 0;border-bottom:1px solid var(--line-light)}
.math-feature__item span{color:var(--gold-light);font-family:Georgia,serif;font-size:10px}.math-feature__item strong{color:rgba(255,255,255,.84);font-size:13px;font-weight:500}
.formula-card{position:relative;min-height:420px;padding:44px;color:var(--navy-900);background:var(--paper);border:1px solid rgba(215,189,138,.5);box-shadow:24px 24px 0 rgba(255,255,255,.035)}
.formula-card::before{content:"WEEKLY";position:absolute;right:26px;top:22px;color:rgba(10,35,65,.12);font-family:Georgia,serif;font-size:11px;letter-spacing:.2em}
.formula-card__index{display:flex;align-items:center;gap:12px;color:var(--gold);font-family:Georgia,serif;font-size:11px;letter-spacing:.14em}.formula-card__index::after{content:"";flex:1;height:1px;background:rgba(10,35,65,.14)}
.formula-card h3{margin:37px 0 12px;font-family:var(--serif);font-size:26px;font-weight:600}.formula-card__question{color:var(--ink-soft);font-size:14px}
.math-formula{margin:28px 0;padding:24px 18px;text-align:center;color:var(--navy-800);background:#eae6dc;border-left:3px solid var(--gold);font-family:"Cambria Math","Times New Roman",serif;font-size:clamp(20px,3vw,30px);font-style:italic;letter-spacing:.05em}
.formula-card__meta{display:flex;justify-content:space-between;gap:16px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:11px}
.photo-grid{display:grid;grid-template-columns:1.35fr .8fr .85fr;grid-template-rows:220px 220px;gap:14px}
.photo-card{position:relative;overflow:hidden;background:var(--navy-800)}.photo-card:nth-child(1){grid-row:1/3}.photo-card:nth-child(4){grid-column:2/4}
.photo-visual{position:absolute;inset:0;transition:transform .7s var(--ease)}.photo-visual.has-image{background-size:cover;background-position:center}.photo-visual.has-image::before,.photo-visual.has-image::after{display:none}.photo-card:hover .photo-visual{transform:scale(1.035)}
.photo-card figcaption{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:44px 20px 18px;color:var(--white);background:linear-gradient(transparent,rgba(4,17,34,.82))}
.photo-card figcaption span{display:block;margin-bottom:3px;color:var(--gold-light);font-size:9px;letter-spacing:.15em}.photo-card figcaption strong{font-family:var(--serif);font-size:17px;font-weight:500;letter-spacing:.08em}
.photo-visual--classroom{background:radial-gradient(circle at 75% 22%,#cbae73 0 5%,transparent 5.5%),linear-gradient(160deg,#183b5d,#071b33)}
.photo-visual--classroom::before{content:"";position:absolute;inset:13% 12% 22%;border:1px solid rgba(255,255,255,.2);background:repeating-linear-gradient(90deg,transparent 0 22%,rgba(255,255,255,.08) 22% 22.5%)}
.photo-visual--classroom::after{content:"01";position:absolute;right:8%;bottom:18%;color:rgba(255,255,255,.08);font-family:Georgia,serif;font-size:90px}
.photo-visual--sports{background:linear-gradient(145deg,#8f693d,#213b54 56%,#0a2341)}
.photo-visual--sports::before{content:"";position:absolute;width:68%;height:70%;left:16%;top:12%;border:1px solid rgba(255,255,255,.25);border-radius:50% 50% 0 0}
.photo-visual--sports::after{content:"02";position:absolute;left:8%;top:12%;color:rgba(255,255,255,.1);font-family:Georgia,serif;font-size:72px}
.photo-visual--meeting{background:linear-gradient(150deg,#445d6e,#132c49)}
.photo-visual--meeting::before{content:"";position:absolute;inset:18% 12% 30%;border-top:1px solid rgba(255,255,255,.24);border-bottom:1px solid rgba(255,255,255,.12);background:repeating-linear-gradient(90deg,transparent 0 18%,rgba(255,255,255,.09) 18% 18.4%)}
.photo-visual--award{background:radial-gradient(circle at 36% 40%,rgba(215,189,138,.28),transparent 22%),linear-gradient(145deg,#0e2d51,#061426)}
.photo-visual--award::before{content:"★";position:absolute;left:11%;top:15%;color:rgba(215,189,138,.62);font-size:32px}.photo-visual--award::after{content:"03";position:absolute;right:8%;bottom:12%;color:rgba(255,255,255,.08);font-family:Georgia,serif;font-size:72px}
.honor-preview{display:grid;grid-template-columns:1.1fr .9fr;gap:28px}
.honor-hero{position:relative;min-height:340px;padding:44px;color:var(--white);background:var(--navy-800);overflow:hidden}
.honor-hero::before{content:"";position:absolute;width:320px;height:320px;right:-140px;top:-120px;border:1px solid rgba(215,189,138,.25);border-radius:50%}
.honor-hero::after{content:"";position:absolute;width:195px;height:195px;right:-80px;top:-58px;border:1px solid rgba(255,255,255,.1);border-radius:50%}
.honor-hero__star{color:var(--gold-light);font-family:Georgia,serif;font-size:32px}
.honor-hero h3{position:relative;z-index:1;margin:50px 0 14px;font-family:var(--serif);font-size:35px;font-weight:500;letter-spacing:.08em}
.honor-hero p{position:relative;z-index:1;max-width:380px;color:rgba(255,255,255,.62);font-size:13px}
.honor-list{display:grid;gap:12px}.honor-row{display:flex;align-items:center;gap:18px;padding:18px 21px;background:var(--white);border:1px solid var(--line)}
.honor-avatar{width:42px;height:42px;flex:0 0 auto;display:grid;place-items:center;color:var(--gold-light);background:var(--navy-900);font-family:var(--serif);font-size:17px}
.honor-row__text{flex:1;min-width:0}.honor-row__text strong{display:block;color:var(--navy-900);font-family:var(--serif);font-size:15px;font-weight:600}.honor-row__text span{display:block;color:var(--muted);font-size:10px}.honor-row__badge{color:var(--gold);font-family:Georgia,serif;font-size:10px;letter-spacing:.1em}
.page-hero{position:relative;overflow:hidden;color:var(--white);background:var(--navy-900)}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:54px 54px;mask-image:linear-gradient(to right,#000,transparent 82%)}
.page-hero::after{content:"";position:absolute;right:-120px;top:-280px;width:600px;height:600px;border:1px solid rgba(215,189,138,.18);border-radius:50%;box-shadow:0 0 0 78px rgba(215,189,138,.03),0 0 0 150px rgba(215,189,138,.025)}
.page-hero__inner{position:relative;z-index:1;padding:74px 0 67px}
.breadcrumb{display:flex;align-items:center;gap:9px;margin-bottom:31px;color:rgba(255,255,255,.45);font-size:11px;letter-spacing:.06em}.breadcrumb a:hover{color:var(--gold-light)}.breadcrumb span{color:var(--gold)}
.page-hero__grid{display:grid;grid-template-columns:1fr auto;align-items:end;gap:36px}.page-hero .kicker{margin-bottom:13px}
.page-hero h1{margin-bottom:18px;font-family:var(--serif);font-size:clamp(44px,6vw,68px);font-weight:500;line-height:1.2;letter-spacing:.08em}.page-hero p{max-width:600px;margin-bottom:0;color:rgba(255,255,255,.62);font-size:14px}
.page-hero__stamp{display:grid;place-items:center;width:106px;height:106px;color:var(--gold-light);border:1px solid rgba(215,189,138,.55);font-family:var(--serif);font-size:38px;box-shadow:inset 0 0 0 8px var(--navy-900),inset 0 0 0 9px rgba(215,189,138,.3)}
.page-hero__line{position:absolute;left:0;right:0;bottom:0;height:1px;background:linear-gradient(90deg,var(--gold) 0 11%,rgba(255,255,255,.12) 11% 100%)}
.intro-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:76px;align-items:start}
.intro-mark{position:relative;min-height:430px;padding:38px;color:var(--white);background:var(--navy-800);overflow:hidden}
.intro-mark::before{content:"班";position:absolute;right:-20px;bottom:-48px;color:rgba(255,255,255,.045);font-family:var(--serif);font-size:290px;line-height:1}
.intro-mark__year{color:var(--gold-light);font-family:Georgia,serif;font-size:12px;letter-spacing:.18em}
.intro-mark h2{position:relative;z-index:1;margin:90px 0 14px;font-family:var(--serif);font-size:44px;font-weight:500;letter-spacing:.12em}.intro-mark p{position:relative;z-index:1;max-width:290px;color:rgba(255,255,255,.6);font-size:13px;line-height:1.9}
.intro-mark__foot{position:absolute;left:38px;right:38px;bottom:32px;z-index:1;display:flex;justify-content:space-between;padding-top:14px;border-top:1px solid rgba(255,255,255,.15);color:rgba(255,255,255,.44);font-size:9px;letter-spacing:.12em}
.intro-copy .lead{margin:26px 0 22px;color:var(--navy-800);font-family:var(--serif);font-size:22px;line-height:1.8}.intro-copy p{color:var(--ink-soft)}
.intro-signature{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);color:var(--muted);font-size:11px}
.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);margin-top:58px;border:1px solid var(--line);background:var(--white)}
.stat{padding:27px 24px;border-right:1px solid var(--line)}.stat:last-child{border-right:0}.stat strong{display:block;color:var(--navy-800);font-family:Georgia,serif;font-size:32px;font-weight:400;line-height:1.2}.stat span{display:block;margin-top:5px;color:var(--muted);font-size:10px;letter-spacing:.1em}
.charter-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.charter-item{position:relative;padding:31px;background:var(--white);border:1px solid var(--line)}
.charter-item__no{color:var(--gold);font-family:Georgia,serif;font-size:11px;letter-spacing:.15em}.charter-item h3{margin:16px 0 10px;color:var(--navy-900);font-family:var(--serif);font-size:20px;font-weight:600}.charter-item p{margin:0;color:var(--muted);font-size:13px}
.charter-item::after{content:"";position:absolute;right:30px;top:30px;width:6px;height:6px;background:var(--gold);transform:rotate(45deg)}
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.team-card{padding:25px;background:var(--white);border:1px solid var(--line)}
.team-avatar{width:48px;height:48px;display:grid;place-items:center;margin-bottom:22px;color:var(--gold-light);background:var(--navy-850);font-family:var(--serif);font-size:18px}.team-card h3{margin-bottom:2px;color:var(--navy-900);font-family:var(--serif);font-size:17px;font-weight:600}.team-card p{margin-bottom:15px;color:var(--gold);font-size:10px;font-weight:700;letter-spacing:.1em}.team-card span{color:var(--muted);font-size:11px}
.notices-layout{display:grid;grid-template-columns:minmax(0,1fr) 315px;gap:56px;align-items:start}
.filter-bar{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;margin-bottom:32px;padding:18px 20px;background:var(--white);border:1px solid var(--line)}
.filter-chips{display:flex;flex-wrap:wrap;gap:6px}.filter-chip{padding:7px 13px;color:var(--muted);background:transparent;border:1px solid transparent;cursor:pointer;font-size:11px;transition:.2s}
.filter-chip:hover{color:var(--navy-800)}.filter-chip.is-active{color:var(--white);background:var(--navy-800);border-color:var(--navy-800)}
.search-box{position:relative;width:230px}.search-box svg{position:absolute;left:12px;top:50%;width:15px;color:var(--muted);transform:translateY(-50%)}.search-box input{width:100%;height:38px;padding:0 12px 0 36px;color:var(--ink);background:#f7f5ef;border:1px solid var(--line);font-size:12px}
.empty-state{display:none;padding:54px 20px;text-align:center;color:var(--muted);border-bottom:1px solid var(--line);font-size:13px}.empty-state.is-visible{display:block}
.archive-sidebar{position:sticky;top:112px;display:grid;gap:20px}
.side-card{padding:27px;background:var(--white);border:1px solid var(--line)}
.side-card__head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:16px;margin-bottom:8px;border-bottom:1px solid var(--line)}.side-card__head h3{margin:0;color:var(--navy-900);font-family:var(--serif);font-size:18px;font-weight:600}.side-card__head span{color:var(--gold);font-family:Georgia,serif;font-size:10px}
.week-item{display:grid;grid-template-columns:50px 1fr;gap:14px;padding:15px 0;border-bottom:1px solid rgba(10,35,65,.08)}.week-item:last-child{border-bottom:0;padding-bottom:0}.week-item time{color:var(--gold);font-family:Georgia,serif;font-size:11px}.week-item strong{display:block;margin-bottom:2px;color:var(--navy-800);font-size:12px}.week-item span{display:block;color:var(--muted);font-size:10px}
.pinned-card{color:var(--white);background:var(--navy-800);border-color:var(--navy-800)}.pinned-card .side-card__head{border-color:rgba(255,255,255,.15)}.pinned-card .side-card__head h3{color:var(--white)}.pinned-card p{margin:12px 0 20px;color:rgba(255,255,255,.61);font-size:12px}.pinned-card .text-link{color:var(--gold-light)}
.featured-notice{position:relative;padding:31px 33px;margin-bottom:30px;color:var(--white);background:var(--navy-800);overflow:hidden}.featured-notice::after{content:"NOTICE";position:absolute;right:22px;bottom:-8px;color:rgba(255,255,255,.045);font-family:Georgia,serif;font-size:56px;letter-spacing:.04em}
.featured-notice__meta{display:flex;align-items:center;gap:12px;margin-bottom:17px}.featured-notice h2{margin-bottom:7px;font-family:var(--serif);font-size:25px;font-weight:500}.featured-notice p{margin:0;color:rgba(255,255,255,.6);font-size:12px}
.math-hero{position:relative;overflow:hidden;color:var(--white);background:var(--navy-950)}
.math-hero::before{content:"∑ ∫ π √ ∞";position:absolute;right:2%;top:7%;color:rgba(215,189,138,.12);font-family:Georgia,serif;font-size:clamp(60px,13vw,170px);letter-spacing:-.05em;white-space:nowrap}
.math-hero__inner{position:relative;z-index:1;display:grid;grid-template-columns:1fr .75fr;gap:64px;align-items:center;min-height:440px;padding:72px 0}
.math-hero h1{margin:0 0 24px;font-family:var(--serif);font-size:clamp(40px,5vw,61px);font-weight:500;line-height:1.3;letter-spacing:.03em}.math-hero p{max-width:620px;margin-bottom:30px;color:rgba(255,255,255,.62);font-size:14px}
.math-hero__quote{padding-left:22px;border-left:1px solid var(--gold);color:var(--gold-light);font-family:var(--serif);font-size:17px;letter-spacing:.08em}
.math-axis{position:relative;width:310px;height:310px;margin:auto;border:1px solid rgba(215,189,138,.23);border-radius:50%}.math-axis::before{content:"";position:absolute;left:50%;top:-17%;width:1px;height:134%;background:rgba(255,255,255,.18)}.math-axis::after{content:"";position:absolute;top:50%;left:-17%;width:134%;height:1px;background:rgba(255,255,255,.18)}
.math-axis__curve{position:absolute;inset:24px;border:1px solid rgba(215,189,138,.4);border-left-color:transparent;border-bottom-color:transparent;border-radius:50%;transform:rotate(-38deg)}
.math-axis__dot{position:absolute;width:7px;height:7px;background:var(--gold-light);border-radius:50%;box-shadow:0 0 0 7px rgba(215,189,138,.12)}.math-axis__dot--a{top:25%;left:73%}.math-axis__dot--b{top:64%;left:31%}
.math-axis__label{position:absolute;color:rgba(255,255,255,.45);font-family:Georgia,serif;font-size:10px}.math-axis__label--x{right:-27px;top:calc(50% - 7px)}.math-axis__label--y{left:calc(50% - 4px);top:-27px}.math-axis__formula{position:absolute;left:50%;bottom:-52px;transform:translateX(-50%);color:var(--gold-light);font-family:"Cambria Math",Georgia,serif;font-size:13px;white-space:nowrap}
.resource-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.resource-card{position:relative;min-height:250px;padding:27px;background:var(--white);border:1px solid var(--line);transition:.3s var(--ease)}.resource-card:hover{transform:translateY(-5px);border-color:rgba(179,144,82,.5);box-shadow:var(--shadow-md)}
.resource-card__num{color:var(--gold);font-family:Georgia,serif;font-size:10px;letter-spacing:.12em}.resource-card__icon{display:grid;place-items:center;width:43px;height:43px;margin:23px 0 18px;color:var(--navy-800);background:var(--gold-pale);font-family:var(--serif);font-size:21px}
.resource-card h3{margin-bottom:7px;color:var(--navy-900);font-family:var(--serif);font-size:19px;font-weight:600}.resource-card p{margin:0;color:var(--muted);font-size:12px}.resource-card__arrow{position:absolute;right:21px;bottom:18px;color:var(--gold);font-size:20px}
.challenge-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:start}
.challenge-card{position:relative;padding:43px;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.challenge-card__top{display:flex;justify-content:space-between;align-items:center;margin-bottom:27px}.challenge-card__top span{color:var(--gold);font-family:Georgia,serif;font-size:10px;letter-spacing:.15em}
.challenge-card h3{margin-bottom:20px;color:var(--navy-900);font-family:var(--serif);font-size:27px;font-weight:600}.challenge-question{color:var(--ink-soft);font-size:14px}.challenge-question strong{color:var(--navy-900)}
.math-block{margin:27px 0;padding:22px;color:var(--navy-800);text-align:center;background:var(--paper-warm);border-left:3px solid var(--gold);font-family:"Cambria Math","Times New Roman",serif;font-size:21px}
.challenge-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px}.solution-toggle{padding:0;color:var(--navy-700);background:transparent;border:0;border-bottom:1px solid var(--gold);cursor:pointer;font-size:12px;font-weight:700}
.solution{display:none;margin-top:25px;padding-top:24px;border-top:1px solid var(--line);color:var(--ink-soft);font-size:13px}.solution.is-open{display:block;animation:fadeUp .35s var(--ease)}
.method-card{padding:31px;color:var(--white);background:var(--navy-800)}.method-card .kicker{margin-bottom:15px}.method-card h3{margin-bottom:24px;font-family:var(--serif);font-size:25px;font-weight:500}
.method-step{display:grid;grid-template-columns:28px 1fr;gap:13px;padding:15px 0;border-top:1px solid rgba(255,255,255,.12)}.method-step span{display:grid;place-items:center;width:23px;height:23px;color:var(--gold-light);border:1px solid rgba(215,189,138,.5);font-family:Georgia,serif;font-size:10px}.method-step strong{display:block;color:rgba(255,255,255,.9);font-size:12px;font-weight:600}.method-step p{margin:2px 0 0;color:rgba(255,255,255,.5);font-size:10px}
.rules-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.rule-card{padding:29px;background:var(--white);border:1px solid var(--line)}.rule-card__num{color:var(--gold);font-family:Georgia,serif;font-size:26px;line-height:1}.rule-card h3{margin:25px 0 8px;color:var(--navy-900);font-family:var(--serif);font-size:19px;font-weight:600}.rule-card p{margin:0;color:var(--muted);font-size:12px}
.resource-table{width:100%;border-collapse:collapse;background:var(--white);border:1px solid var(--line)}.resource-table th{padding:15px 18px;color:var(--muted);background:var(--paper-warm);border-bottom:1px solid var(--line);font-size:10px;font-weight:700;letter-spacing:.1em;text-align:left}.resource-table td{padding:18px;color:var(--ink-soft);border-bottom:1px solid var(--line);font-size:12px}.resource-table tr:last-child td{border-bottom:0}.resource-table td:first-child{color:var(--navy-800);font-weight:600}.resource-table a{color:var(--navy-700);border-bottom:1px solid var(--gold)}
.availability{display:inline-flex;align-items:center;gap:5px;color:var(--success);font-size:10px}.availability::before{content:"";width:5px;height:5px;background:currentColor;border-radius:50%}
.gallery-toolbar{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:31px}.gallery-filters{display:flex;flex-wrap:wrap;gap:5px}
.gallery-grid{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:190px;gap:16px}
.gallery-card{position:relative;grid-column:span 4;overflow:hidden;cursor:pointer;background:var(--navy-800);border:0;padding:0;text-align:left}.gallery-card--wide{grid-column:span 8}.gallery-card--tall{grid-row:span 2}.gallery-card .photo-visual{position:absolute;inset:0}.gallery-card:nth-child(3n+1) .photo-visual{transform:scale(1.01)}.gallery-card:hover .photo-visual{transform:scale(1.055)}
.gallery-card__caption{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:50px 22px 20px;color:var(--white);background:linear-gradient(transparent,rgba(4,17,34,.88))}.gallery-card__caption span{display:block;margin-bottom:3px;color:var(--gold-light);font-size:9px;letter-spacing:.16em}.gallery-card__caption strong{display:block;font-family:var(--serif);font-size:18px;font-weight:500;letter-spacing:.07em}
.gallery-card__plus{position:absolute;top:18px;right:18px;z-index:2;display:grid;place-items:center;width:30px;height:30px;color:var(--white);background:rgba(6,20,38,.4);border:1px solid rgba(255,255,255,.32);font-size:16px}
.visual-classroom{background:radial-gradient(circle at 73% 22%,rgba(215,189,138,.72) 0 5%,transparent 5.5%),linear-gradient(150deg,#213f5c,#071b33 78%)}.visual-classroom::before{content:"";position:absolute;inset:15% 10% 22%;border:1px solid rgba(255,255,255,.2);background:repeating-linear-gradient(90deg,transparent 0 22%,rgba(255,255,255,.07) 22% 22.4%)}.visual-classroom::after{content:"CLASS";position:absolute;left:7%;bottom:24%;color:rgba(255,255,255,.075);font-family:Georgia,serif;font-size:42px;letter-spacing:.12em}
.visual-sports{background:radial-gradient(circle at 78% 20%,rgba(220,197,155,.36),transparent 20%),linear-gradient(145deg,#8d693f,#203d59 57%,#071b33)}.visual-sports::before{content:"";position:absolute;width:68%;height:76%;left:16%;top:8%;border:1px solid rgba(255,255,255,.23);border-radius:50% 50% 0 0}.visual-sports::after{content:"TRACK";position:absolute;right:8%;bottom:26%;color:rgba(255,255,255,.08);font-family:Georgia,serif;font-size:38px;letter-spacing:.13em}
.visual-meeting{background:linear-gradient(150deg,#3b566b,#122b48)}.visual-meeting::before{content:"";position:absolute;inset:18% 9% 30%;background:linear-gradient(90deg,rgba(255,255,255,.14) 1px,transparent 1px),linear-gradient(rgba(255,255,255,.1) 1px,transparent 1px);background-size:35px 35px;transform:perspective(300px) rotateX(22deg)}.visual-meeting::after{content:"TOGETHER";position:absolute;left:7%;bottom:26%;color:rgba(255,255,255,.085);font-family:Georgia,serif;font-size:32px;letter-spacing:.12em}
.visual-honor{background:radial-gradient(circle at 35% 38%,rgba(215,189,138,.24),transparent 22%),linear-gradient(145deg,#15365a,#061426)}.visual-honor::before{content:"★";position:absolute;left:9%;top:12%;color:rgba(215,189,138,.7);font-size:31px}.visual-honor::after{content:"HONOR";position:absolute;right:7%;bottom:24%;color:rgba(255,255,255,.07);font-family:Georgia,serif;font-size:38px;letter-spacing:.12em}
.visual-reading{background:linear-gradient(145deg,#394f58,#182b3b)}.visual-reading::before{content:"";position:absolute;width:60%;height:50%;left:20%;top:17%;border-left:1px solid rgba(255,255,255,.24);border-right:1px solid rgba(255,255,255,.14);background:repeating-linear-gradient(0deg,transparent 0 12px,rgba(255,255,255,.08) 12px 13px);transform:skewY(-8deg)}.visual-reading::after{content:"READ";position:absolute;right:8%;bottom:25%;color:rgba(255,255,255,.08);font-family:Georgia,serif;font-size:42px;letter-spacing:.16em}
.visual-math{background:linear-gradient(145deg,#0d2d50,#061426)}.visual-math::before{content:"π";position:absolute;left:9%;top:6%;color:rgba(215,189,138,.25);font-family:Georgia,serif;font-size:120px}.visual-math::after{content:"∑   ∫   △   ∞";position:absolute;right:8%;bottom:23%;color:rgba(255,255,255,.08);font-family:Georgia,serif;font-size:24px;letter-spacing:.14em;white-space:nowrap}
.lightbox{position:fixed;inset:0;z-index:300;display:none;place-items:center;padding:30px;background:rgba(3,13,25,.94);backdrop-filter:blur(8px)}.lightbox.is-open{display:grid;animation:fadeIn .25s}
.lightbox__panel{position:relative;width:min(880px,100%);color:var(--white)}.lightbox__visual{position:relative;width:100%;aspect-ratio:16/9;overflow:hidden;background:var(--navy-800)}.lightbox__visual .photo-visual{position:absolute;inset:0}
.lightbox__caption{display:flex;align-items:end;justify-content:space-between;gap:20px;padding:19px 2px 0}.lightbox__caption span{display:block;color:var(--gold-light);font-size:9px;letter-spacing:.15em}.lightbox__caption h3{margin:2px 0 0;font-family:var(--serif);font-size:23px;font-weight:500}.lightbox__caption p{margin:0;color:rgba(255,255,255,.5);font-size:11px}
.lightbox__close{position:absolute;top:-44px;right:0;width:34px;height:34px;color:var(--white);background:transparent;border:1px solid rgba(255,255,255,.35);cursor:pointer;font-size:20px}.lightbox__nav{display:flex;gap:8px}.lightbox__nav button{width:34px;height:34px;color:var(--white);background:transparent;border:1px solid rgba(255,255,255,.28);cursor:pointer}.lightbox__nav button:hover{border-color:var(--gold);color:var(--gold-light)}
.honors-banner{position:relative;padding:52px;color:var(--white);background:var(--navy-800);overflow:hidden}.honors-banner::before{content:"★";position:absolute;right:7%;top:12%;color:rgba(215,189,138,.2);font-size:190px}.honors-banner h2{position:relative;z-index:1;margin:0 0 15px;font-family:var(--serif);font-size:clamp(31px,4vw,47px);font-weight:500;letter-spacing:.08em}.honors-banner p{position:relative;z-index:1;max-width:590px;margin:0;color:rgba(255,255,255,.6);font-size:13px}
.stars-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.star-card{position:relative;padding:31px;background:var(--white);border:1px solid var(--line);overflow:hidden}.star-card::after{content:"★";position:absolute;right:22px;top:18px;color:var(--gold-pale);font-size:42px}.star-card__month{color:var(--gold);font-size:9px;font-weight:700;letter-spacing:.15em}
.star-card__person{display:flex;align-items:center;gap:14px;margin:25px 0 18px}.star-card__avatar{display:grid;place-items:center;width:49px;height:49px;color:var(--gold-light);background:var(--navy-850);font-family:var(--serif);font-size:18px}.star-card h3{margin:0 0 2px;color:var(--navy-900);font-family:var(--serif);font-size:20px;font-weight:600}.star-card__person span{color:var(--muted);font-size:10px}.star-card p{margin:0;color:var(--ink-soft);font-size:12px}
.honor-timeline{position:relative}.honor-timeline::before{content:"";position:absolute;left:122px;top:9px;bottom:9px;width:1px;background:var(--line)}
.timeline-item{position:relative;display:grid;grid-template-columns:100px 1fr;gap:55px;padding:0 0 31px}.timeline-item:last-child{padding-bottom:0}.timeline-item time{padding-top:8px;color:var(--gold);font-family:Georgia,serif;font-size:12px;letter-spacing:.08em;text-align:right}.timeline-item::before{content:"";position:absolute;left:118px;top:10px;width:9px;height:9px;background:var(--gold);border:3px solid var(--paper);border-radius:50%;box-shadow:0 0 0 1px var(--gold)}
.timeline-content{padding:22px 25px;background:var(--white);border:1px solid var(--line)}.timeline-content h3{margin:0 0 4px;color:var(--navy-900);font-family:var(--serif);font-size:18px;font-weight:600}.timeline-content p{margin:0;color:var(--muted);font-size:12px}
.honor-story{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.honor-story__visual{position:relative;min-height:300px;background:var(--navy-800);overflow:hidden}.honor-story__visual::before{content:"★";position:absolute;left:50%;top:50%;color:rgba(215,189,138,.28);font-family:Georgia,serif;font-size:190px;line-height:1;transform:translate(-50%,-50%)}.honor-story__visual::after{content:"WE GROW TOGETHER";position:absolute;left:24px;bottom:20px;color:rgba(255,255,255,.4);font-family:Georgia,serif;font-size:9px;letter-spacing:.19em}
.honor-story h2{margin:0 0 17px;color:var(--navy-900);font-family:var(--serif);font-size:34px;font-weight:600}.honor-story p{color:var(--ink-soft);font-size:13px}
.cta-band{position:relative;padding:68px 0;color:var(--white);background:var(--navy-900);overflow:hidden}.cta-band::before{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 0 58%,rgba(215,189,138,.09) 58% 58.2%,transparent 58.2%)}
.cta-band__inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:36px}.cta-band h2{margin:0 0 9px;font-family:var(--serif);font-size:clamp(27px,4vw,40px);font-weight:500;letter-spacing:.06em}.cta-band p{margin:0;color:rgba(255,255,255,.55);font-size:13px}
.site-footer{color:rgba(255,255,255,.56);background:var(--navy-950)}.footer-top{display:grid;grid-template-columns:1.4fr .7fr .7fr .8fr;gap:46px;padding:58px 0 42px}.footer-brand .brand-name{color:var(--white)}.footer-brand .brand-sub{color:rgba(255,255,255,.35)}.footer-brand p{max-width:285px;margin:22px 0 0;color:rgba(255,255,255,.42);font-size:11px;line-height:1.9}
.footer-col h3{margin-bottom:16px;color:rgba(255,255,255,.85);font-size:11px;font-weight:700;letter-spacing:.1em}.footer-col a,.footer-col span{display:block;margin-bottom:8px;color:rgba(255,255,255,.45);font-size:11px}.footer-col a:hover{color:var(--gold-light)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:18px 0 24px;border-top:1px solid rgba(255,255,255,.08);color:rgba(255,255,255,.3);font-size:9px;letter-spacing:.08em}.footer-motto{color:var(--gold);letter-spacing:.18em}
.back-to-top{position:fixed;right:24px;bottom:24px;z-index:80;display:grid;place-items:center;width:42px;height:42px;color:var(--white);background:var(--navy-800);border:1px solid rgba(215,189,138,.5);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);transition:.25s}.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}.back-to-top:hover{color:var(--gold-light);background:var(--navy-700)}
.reveal{opacity:1;transform:none}.reveal.is-visible{animation:revealEnter .7s var(--ease) both}@keyframes revealEnter{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{from{opacity:0}to{opacity:1}}body.no-js .reveal{opacity:1;transform:none}
@media(max-width:1100px){
  .header-action{display:none}.main-nav{gap:0}.nav-link{padding-inline:9px;font-size:13px}.nav-link::after{left:9px;right:9px}
  .hero-grid{gap:40px}.hero-title{font-size:clamp(50px,7vw,70px)}.four-col,.resource-grid,.team-grid{grid-template-columns:repeat(2,1fr)}
  .notices-layout{gap:34px}.math-feature__grid{gap:40px}
}
@media(max-width:900px){
  :root{--header-h:70px}.site-header{backdrop-filter:none}.top-ribbon__right{display:none}.menu-toggle{display:block}
  .main-nav{position:fixed;inset:calc(34px + var(--header-h)) 0 0;display:flex;flex-direction:column;align-items:stretch;gap:0;padding:24px;background:var(--paper);border-top:1px solid var(--line);opacity:0;visibility:hidden;transform:translateY(-12px);transition:.25s var(--ease);overflow-y:auto}
  .menu-open .main-nav{opacity:1;visibility:visible;transform:translateY(0)}
  body.menu-scrolled .main-nav{top:var(--header-h)}
  .nav-link{height:58px;padding:0 10px;border-bottom:1px solid var(--line);font-family:var(--serif);font-size:17px}.nav-link::after{display:none}.nav-link--math::before{margin-right:12px}
  .hero-grid{grid-template-columns:1fr;min-height:auto;padding:60px 0 70px}.hero-panel{width:min(100%,500px)}
  .principles__grid{grid-template-columns:repeat(2,1fr)}.principles__grid>div:first-child{grid-column:1/3}.principle:nth-child(2),.principle:nth-child(4){border-left:0}.principle:nth-child(n+3){border-top:1px solid rgba(10,35,65,.12)}
  .two-col,.math-feature__grid,.intro-layout,.challenge-layout,.honor-story{grid-template-columns:1fr}.intro-layout{gap:40px}.intro-mark{min-height:360px}.teacher-card,.daily-card{min-height:420px}
  .notices-layout{grid-template-columns:1fr}.archive-sidebar{position:static;grid-template-columns:1fr 1fr}.math-hero__inner{grid-template-columns:1fr}.math-axis{display:none}
  .photo-grid{grid-template-columns:1fr 1fr;grid-template-rows:220px 190px}.photo-card:nth-child(1){grid-row:1/3}.photo-card:nth-child(4){grid-column:1/3}.honor-preview{grid-template-columns:1fr}
  .section-head{align-items:start;flex-direction:column;gap:14px}.footer-top{grid-template-columns:1.3fr 1fr}.footer-brand{grid-column:1/3}.gallery-grid{grid-auto-rows:180px}
}
@media(max-width:680px){
  .container,.narrow{width:min(calc(100% - 32px),var(--container))}.section{padding:68px 0}.section--compact{padding:50px 0}
  .top-ribbon{font-size:9px;letter-spacing:.05em}.top-ribbon__inner{min-height:30px}.header-inner{gap:10px}.brand{gap:10px}.brand-mark{width:39px;height:39px}.brand-mark svg{width:24px}.brand-name{font-size:15px}.brand-sub{font-size:8px;letter-spacing:.15em}.main-nav{top:100px}
  .hero-grid{gap:30px;padding:48px 0 55px}.hero-eyebrow{font-size:9px}.hero-title{font-size:clamp(43px,14vw,62px)}.hero-title em{font-size:.3em;letter-spacing:.25em}.hero-lead{font-size:14px}.hero-note{align-items:start}
  .hero-panel{min-height:400px;padding:25px}.class-seal{width:130px;height:130px;margin-block:18px 24px}.class-seal__char{font-size:50px}
  .principles__grid{grid-template-columns:1fr 1fr}.principle{min-height:94px;padding:19px 16px}.principle strong{font-size:16px;letter-spacing:.08em}.principle__label{font-size:8px}
  .section-title{font-size:31px}.section-head{margin-bottom:27px}.teacher-card,.daily-card{min-height:auto;padding:30px}.teacher-card blockquote{font-size:15px}.daily-card h3{margin-block:28px;font-size:25px}
  .notice-item{grid-template-columns:62px minmax(0,1fr) auto;gap:15px;padding:20px 0}.notice-date strong{font-size:23px}.notice-body h3{font-size:15px}.notice-body p{display:none}.notice-meta .tag{display:none}.notice-link{width:30px;height:30px}
  .photo-grid{grid-template-columns:1fr 1fr;grid-template-rows:240px 160px;gap:10px}.photo-card figcaption{padding:34px 12px 12px}.photo-card figcaption strong{font-size:14px}
  .math-feature__grid{gap:32px}.formula-card{padding:30px 24px;min-height:0;box-shadow:10px 10px 0 rgba(255,255,255,.035)}.formula-card h3{font-size:23px}.math-formula{font-size:20px}
  .honor-hero{padding:31px;min-height:300px}.honor-hero h3{font-size:29px}
  .page-hero__inner{padding:51px 0 47px}.page-hero h1{font-size:43px}.page-hero__stamp{display:none}.breadcrumb{margin-bottom:24px}
  .intro-mark{min-height:320px;padding:29px}.intro-mark h2{margin-top:65px;font-size:38px}.intro-mark__foot{left:29px;right:29px;bottom:24px}
  .stats-strip{grid-template-columns:1fr 1fr;margin-top:38px}.stat{border-bottom:1px solid var(--line)}.stat:nth-child(2){border-right:0}.stat:nth-child(n+3){border-bottom:0}
  .charter-grid,.stars-grid,.rules-grid{grid-template-columns:1fr}.team-grid,.four-col,.resource-grid{grid-template-columns:1fr 1fr}.team-card,.resource-card{padding:22px}
  .filter-bar{align-items:stretch;padding:14px}.search-box{width:100%}.archive-sidebar{grid-template-columns:1fr}.featured-notice{padding:25px}.featured-notice h2{font-size:21px}
  .challenge-card{padding:28px}.challenge-card h3{font-size:23px}.method-card{padding:27px}.resource-table th:nth-child(3),.resource-table td:nth-child(3){display:none}
  .gallery-toolbar{align-items:flex-start;flex-direction:column}.gallery-grid{grid-template-columns:1fr 1fr;grid-auto-rows:160px;gap:10px}.gallery-card{grid-column:span 1}.gallery-card--wide{grid-column:span 2}.gallery-card--tall{grid-row:span 2}.gallery-card__caption{padding:37px 13px 13px}.gallery-card__caption strong{font-size:14px}.gallery-card__plus{top:10px;right:10px;width:25px;height:25px;font-size:13px}
  .lightbox{padding:18px}.lightbox__caption{align-items:start;flex-direction:column;gap:12px}.lightbox__caption p{display:none}.lightbox__close{top:-42px}
  .honors-banner{padding:34px 27px}.stars-grid{gap:10px}.honor-timeline::before{left:70px}.timeline-item{grid-template-columns:55px 1fr;gap:31px}.timeline-item::before{left:66px}.honor-story{gap:25px}.honor-story__visual{min-height:240px}.honor-story h2{font-size:29px}
  .cta-band__inner{align-items:start;flex-direction:column;gap:24px}.footer-top{grid-template-columns:1fr 1fr;gap:30px;padding:42px 0 32px}.footer-brand{grid-column:1/3}.footer-bottom{align-items:start;flex-direction:column;gap:8px}.back-to-top{right:16px;bottom:16px}
}
@media print{.reveal{opacity:1!important;transform:none!important}.site-header,.back-to-top,.menu-toggle{display:none!important}.page-hero,.hero-home,.math-feature,.cta-band,.site-footer{-webkit-print-color-adjust:exact;print-color-adjust:exact}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.reveal{opacity:1;transform:none}}
body.modal-open{overflow:hidden}
.notice-modal{width:min(680px,calc(100% - 32px));max-height:calc(100vh - 48px);padding:0;color:var(--ink);background:var(--white);border:1px solid var(--gold);box-shadow:var(--shadow-lg);overflow:auto}
.notice-modal::backdrop{background:rgba(3,13,25,.78);backdrop-filter:blur(5px)}
.notice-modal__inner{position:relative;padding:42px}
.notice-modal__close{position:absolute;right:18px;top:15px;width:34px;height:34px;padding:0;color:var(--navy-800);background:transparent;border:1px solid var(--line);cursor:pointer;font-size:22px;line-height:1}
.notice-modal__close:hover{color:var(--white);background:var(--navy-800);border-color:var(--navy-800)}
.notice-modal__meta{display:flex;align-items:center;gap:13px;padding-right:40px;margin-bottom:18px}.notice-modal__meta time{color:var(--muted);font-family:Georgia,serif;font-size:11px;letter-spacing:.08em}
.notice-modal h2{margin:0 0 21px;padding-bottom:21px;color:var(--navy-900);border-bottom:1px solid var(--line);font-family:var(--serif);font-size:clamp(23px,4vw,30px);font-weight:600;line-height:1.5}
.notice-modal__body{color:var(--ink-soft);font-size:14px;line-height:2.05;white-space:pre-line}
.notice-modal__foot{display:flex;justify-content:space-between;gap:20px;margin-top:30px;padding-top:17px;border-top:1px solid var(--line);color:var(--muted);font-size:9px;letter-spacing:.06em}
@media(max-width:680px){.notice-modal__inner{padding:30px 23px}.notice-modal__foot{flex-direction:column;gap:5px}.notice-modal h2{padding-right:12px}}





/* Homework summary */
.nav-link--homework{color:var(--navy-800)}
.nav-link--homework::before{content:"✓";display:inline-grid;place-items:center;width:21px;height:21px;margin-right:7px;color:var(--gold);border:1px solid var(--gold);font-family:Georgia,serif;font-size:11px}
.hw-dashboard{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:42px;align-items:start}
.hw-update-strip{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:22px;padding:15px 18px;color:var(--navy-800);background:var(--gold-pale);border:1px solid rgba(179,144,82,.28);font-size:11px}
.hw-update-strip__left{display:flex;align-items:center;gap:10px}.hw-update-strip__dot{width:7px;height:7px;flex:0 0 auto;background:var(--success);border-radius:50%;box-shadow:0 0 0 4px rgba(47,102,83,.12)}
.hw-update-strip strong{font-weight:700}.hw-update-strip time{color:var(--muted);font-family:Georgia,serif;letter-spacing:.06em;white-space:nowrap}
.hw-summary{display:grid;grid-template-columns:repeat(4,1fr);margin-bottom:22px;background:var(--white);border:1px solid var(--line)}
.hw-stat{padding:23px 21px;border-right:1px solid var(--line)}.hw-stat:last-child{border-right:0}
.hw-stat__label{display:block;color:var(--muted);font-size:9px;font-weight:700;letter-spacing:.13em}
.hw-stat strong{display:block;margin-top:5px;color:var(--navy-900);font-family:Georgia,serif;font-size:31px;font-weight:400;line-height:1.2}
.hw-stat strong small{font-family:var(--sans);font-size:10px;color:var(--muted)}
.hw-stat__note{display:block;margin-top:3px;color:var(--muted);font-size:9px}.hw-stat--accent strong{color:var(--gold)}
.hw-toolbar{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:18px;align-items:center;margin-bottom:17px;padding:16px 18px;background:var(--white);border:1px solid var(--line)}
.hw-status-filters{display:flex;flex-wrap:wrap;gap:5px}
.hw-toolbar__right{display:flex;align-items:center;gap:8px}
.hw-select{height:36px;min-width:118px;padding:0 30px 0 11px;color:var(--navy-800);background:var(--paper);border:1px solid var(--line);font-size:11px;cursor:pointer}
.hw-print{padding:8px 11px;color:var(--navy-800);background:transparent;border:1px solid var(--line);cursor:pointer;font-size:10px;font-weight:600}
.hw-print:hover{color:var(--white);background:var(--navy-800);border-color:var(--navy-800)}
.hw-days{display:flex;gap:8px;overflow-x:auto;padding-bottom:7px;margin-bottom:23px;scrollbar-width:thin}
.hw-day{min-width:104px;flex:1 0 104px;padding:13px 14px;color:var(--ink-soft);background:var(--white);border:1px solid var(--line);cursor:pointer;text-align:left;transition:.2s}
.hw-day:hover{border-color:rgba(179,144,82,.55)}.hw-day.is-active{color:var(--white);background:var(--navy-800);border-color:var(--navy-800)}
.hw-day span{display:block;font-size:9px;letter-spacing:.08em;opacity:.7}.hw-day strong{display:block;margin:3px 0;font-family:var(--serif);font-size:15px;font-weight:600}.hw-day small{display:block;font-size:9px;opacity:.65}
.hw-group{margin-bottom:31px}.hw-group:last-child{margin-bottom:0}
.hw-group__head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.hw-group__head h2{margin:0;color:var(--navy-900);font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:.04em}
.hw-group__head h2 span{margin-left:8px;padding:3px 7px;color:var(--gold);background:var(--gold-pale);font-family:var(--sans);font-size:8px;letter-spacing:.08em;vertical-align:middle}
.hw-group__head>span{color:var(--muted);font-size:9px;letter-spacing:.06em}
.hw-list{display:grid}.hw-item{position:relative;display:grid;grid-template-columns:46px minmax(0,1fr) auto;gap:17px;align-items:start;padding:22px 4px;border-bottom:1px solid var(--line);transition:background .2s,padding .2s}
.hw-item:hover{padding-inline:12px;background:rgba(255,255,255,.5)}
.hw-subject{display:grid;place-items:center;width:42px;height:42px;color:var(--subject-color,var(--navy-800));background:var(--subject-bg,var(--gold-pale));border:1px solid color-mix(in srgb,var(--subject-color,#0e2d51) 20%,transparent);font-family:var(--serif);font-size:17px}
.hw-item__main{min-width:0}.hw-item__top{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:5px}.hw-item__top h3{margin:0;color:var(--navy-900);font-family:var(--serif);font-size:17px;font-weight:600;line-height:1.5}
.hw-priority{padding:2px 6px;color:var(--danger);background:#f2e4e4;font-size:8px;font-weight:700;letter-spacing:.08em}.hw-priority--normal{color:var(--muted);background:var(--paper-warm)}
.hw-item__detail{margin:0 0 8px;color:var(--ink-soft);font-size:12px;line-height:1.75}.hw-item__note{margin:0 0 9px;color:var(--muted);font-size:10px}.hw-item__note::before{content:"提示 · ";color:var(--gold);font-weight:700}
.hw-item__meta{display:flex;flex-wrap:wrap;gap:6px}.hw-meta-chip{display:inline-flex;align-items:center;gap:5px;padding:3px 7px;color:var(--muted);background:var(--paper);border:1px solid rgba(10,35,65,.08);font-size:9px}.hw-meta-chip strong{color:var(--navy-800);font-weight:650}
.hw-item__side{display:flex;flex-direction:column;align-items:end;gap:9px;padding-top:2px}.hw-due{color:var(--muted);font-size:9px;white-space:nowrap}.hw-due strong{display:block;color:var(--navy-800);font-family:Georgia,serif;font-size:11px;font-weight:500;text-align:right}
.hw-check{position:relative;display:flex;align-items:center;gap:6px;color:var(--muted);font-size:9px;cursor:pointer;user-select:none}.hw-check input{position:absolute;width:1px;height:1px;opacity:0}.hw-check__box{display:grid;place-items:center;width:24px;height:24px;color:transparent;background:var(--white);border:1px solid var(--line);transition:.2s}.hw-check input:checked+.hw-check__box{color:var(--white);background:var(--success);border-color:var(--success)}.hw-check input:focus-visible+.hw-check__box{outline:2px solid var(--gold);outline-offset:3px}
.hw-item.is-done{opacity:.58}.hw-item.is-done .hw-item__top h3{text-decoration:line-through;text-decoration-color:var(--gold);text-decoration-thickness:1px}.hw-item.is-done .hw-subject{filter:grayscale(1)}
.hw-sidebar{position:sticky;top:112px;display:grid;gap:18px}
.hw-progress-card{padding:27px;color:var(--white);background:var(--navy-800);border:1px solid var(--navy-800)}
.hw-progress-card__head{display:flex;align-items:start;justify-content:space-between;gap:14px;padding-bottom:17px;border-bottom:1px solid rgba(255,255,255,.14)}.hw-progress-card__head h3{margin:0;font-family:var(--serif);font-size:19px;font-weight:500}.hw-progress-card__head span{color:var(--gold-light);font-family:Georgia,serif;font-size:9px;letter-spacing:.1em}
.hw-progress-body{display:flex;align-items:center;gap:21px;padding:22px 0}.hw-ring{--progress:0%;position:relative;display:grid;place-items:center;width:92px;height:92px;flex:0 0 auto;background:conic-gradient(var(--gold-light) var(--progress),rgba(255,255,255,.1) 0);border-radius:50%}.hw-ring::before{content:"";position:absolute;inset:8px;background:var(--navy-800);border-radius:50%}.hw-ring strong{position:relative;z-index:1;color:var(--white);font-family:Georgia,serif;font-size:21px;font-weight:400}.hw-ring span{position:relative;z-index:1;color:rgba(255,255,255,.45);font-size:8px;letter-spacing:.08em}
.hw-progress-copy strong{display:block;color:var(--white);font-family:var(--serif);font-size:16px;font-weight:500}.hw-progress-copy p{margin:5px 0 0;color:rgba(255,255,255,.52);font-size:10px;line-height:1.7}
.hw-progress-bar{height:4px;margin-top:19px;background:rgba(255,255,255,.11);overflow:hidden}.hw-progress-bar span{display:block;width:0;height:100%;background:var(--gold-light);transition:width .45s var(--ease)}
.hw-progress-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px;color:rgba(255,255,255,.38);font-size:8px}.hw-reset{padding:0;color:rgba(255,255,255,.55);background:transparent;border:0;border-bottom:1px solid rgba(255,255,255,.2);cursor:pointer;font-size:8px}.hw-reset:hover{color:var(--gold-light)}
.hw-side-card{padding:25px;background:var(--white);border:1px solid var(--line)}.hw-side-card__head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px;margin-bottom:7px;border-bottom:1px solid var(--line)}.hw-side-card__head h3{margin:0;color:var(--navy-900);font-family:var(--serif);font-size:17px;font-weight:600}.hw-side-card__head span{color:var(--gold);font-family:Georgia,serif;font-size:9px}
.hw-deadline{display:grid;grid-template-columns:42px 1fr;gap:11px;padding:13px 0;border-bottom:1px solid rgba(10,35,65,.08)}.hw-deadline:last-child{border-bottom:0;padding-bottom:0}.hw-deadline time{color:var(--gold);font-family:Georgia,serif;font-size:10px}.hw-deadline strong{display:block;color:var(--navy-800);font-size:11px;line-height:1.5}.hw-deadline span{display:block;color:var(--muted);font-size:9px}
.hw-rule{display:grid;grid-template-columns:21px 1fr;gap:10px;padding:10px 0;border-bottom:1px solid rgba(10,35,65,.08)}.hw-rule:last-child{border-bottom:0;padding-bottom:0}.hw-rule span{display:grid;place-items:center;width:19px;height:19px;color:var(--gold);border:1px solid rgba(179,144,82,.4);font-family:Georgia,serif;font-size:8px}.hw-rule p{margin:0;color:var(--muted);font-size:10px;line-height:1.65}.hw-rule strong{color:var(--navy-800);font-weight:600}
.hw-empty{display:none;padding:52px 20px;text-align:center;color:var(--muted);border-bottom:1px solid var(--line);font-size:12px}.hw-empty.is-visible{display:block}
.hw-visible-note{margin-top:18px;color:var(--muted);font-size:9px;letter-spacing:.05em}
@media(max-width:1100px){
  .hw-dashboard{grid-template-columns:minmax(0,1fr) 280px;gap:28px}
  .hw-toolbar{grid-template-columns:1fr}.hw-toolbar__right{justify-content:space-between}
}
@media(max-width:900px){
  .hw-dashboard{grid-template-columns:1fr}.hw-sidebar{position:static;grid-template-columns:1fr 1fr}.hw-summary{grid-template-columns:1fr 1fr}.hw-stat:nth-child(2){border-right:0}.hw-stat:nth-child(n+3){border-top:1px solid var(--line)}
}
@media(max-width:680px){
  .hw-update-strip{align-items:start;flex-direction:column;gap:6px}.hw-update-strip time{white-space:normal}
  .hw-summary{grid-template-columns:1fr 1fr}.hw-stat{padding:18px 16px}.hw-stat strong{font-size:27px}
  .hw-toolbar{padding:14px}.hw-status-filters{gap:3px}.hw-toolbar__right{flex-wrap:wrap}.hw-select{min-width:0;flex:1}
  .hw-day{min-width:92px;flex-basis:92px;padding:11px 12px}
  .hw-item{grid-template-columns:38px minmax(0,1fr);gap:12px;padding:19px 2px}.hw-subject{width:36px;height:36px;font-size:15px}
  .hw-item__top h3{font-size:16px}.hw-item__detail{font-size:11px}.hw-item__side{grid-column:2;flex-direction:row;align-items:center;justify-content:space-between;width:100%;padding-top:0}
  .hw-due{text-align:left}.hw-due strong{text-align:left}.hw-item:hover{padding-inline:2px}
  .hw-sidebar{grid-template-columns:1fr}.hw-progress-card,.hw-side-card{padding:23px}
  .hw-item__note{display:none}
}
@media print{
  .hw-update-strip,.hw-toolbar,.hw-days,.hw-sidebar,.hw-progress-card,.hw-reset{display:none!important}
  .hw-dashboard{display:block}.hw-summary{grid-template-columns:repeat(4,1fr);break-inside:avoid}.hw-item{break-inside:avoid}.hw-item.is-done{opacity:1}
  .hw-item__note{display:block}
}

/* Daily check-in */
.nav-link--checkin{color:var(--navy-800)}
.nav-link--checkin::before{content:"◎";display:inline-grid;place-items:center;width:21px;height:21px;margin-right:7px;color:var(--gold);border:1px solid var(--gold);font-family:Georgia,serif;font-size:12px}
.checkin-note{display:flex;align-items:flex-start;gap:12px;margin-bottom:23px;padding:15px 18px;color:var(--ink-soft);background:var(--gold-pale);border:1px solid rgba(179,144,82,.28);font-size:11px;line-height:1.75}
.checkin-note strong{color:var(--navy-800)}
.checkin-note__icon{display:grid;place-items:center;width:24px;height:24px;flex:0 0 auto;color:var(--gold);border:1px solid rgba(179,144,82,.5);font-family:Georgia,serif;font-size:12px}
.checkin-summary{display:grid;grid-template-columns:repeat(4,1fr);margin-bottom:26px;background:var(--white);border:1px solid var(--line)}
.checkin-stat{padding:23px 22px;border-right:1px solid var(--line)}.checkin-stat:last-child{border-right:0}
.checkin-stat span{display:block;color:var(--muted);font-size:9px;font-weight:700;letter-spacing:.12em}.checkin-stat strong{display:block;margin-top:5px;color:var(--navy-900);font-family:Georgia,serif;font-size:31px;font-weight:400;line-height:1.2}.checkin-stat small{font-family:var(--sans);font-size:10px;color:var(--muted)}.checkin-stat--accent strong{color:var(--gold)}
.checkin-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:30px;align-items:start}
.checkin-main{display:grid;gap:22px}.checkin-form-card,.checkin-board{background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.checkin-form-card__head{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:23px 27px;color:var(--white);background:var(--navy-800);border-bottom:3px solid var(--gold)}
.checkin-form-card__head h2{margin:0;font-family:var(--serif);font-size:23px;font-weight:500;letter-spacing:.05em}.checkin-form-card__head span{color:var(--gold-light);font-family:Georgia,serif;font-size:9px;letter-spacing:.1em}
.checkin-form__body{padding:29px 30px}.checkin-form__grid{display:grid;grid-template-columns:210px minmax(0,1fr);gap:20px;align-items:start}
.checkin-field{display:block}.checkin-field>span{display:block;margin-bottom:7px;color:var(--navy-800);font-size:11px;font-weight:700}.checkin-field>small{display:block;margin-top:6px;color:var(--muted);font-size:9px}
.checkin-select,.checkin-textarea{width:100%;color:var(--ink);background:#fbfaf6;border:1px solid var(--line);border-radius:0;transition:border-color .2s,box-shadow .2s}.checkin-select{height:43px;padding:0 12px;font-size:12px}.checkin-textarea{min-height:109px;padding:12px 14px;font-size:13px;line-height:1.75;resize:vertical}.checkin-select:focus,.checkin-textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(179,144,82,.1);outline:0}
.checkin-suggestions{display:flex;flex-wrap:wrap;gap:6px;margin-top:17px}.checkin-suggestion{padding:6px 10px;color:var(--muted);background:var(--paper);border:1px solid var(--line);cursor:pointer;font-size:9px;transition:.2s}.checkin-suggestion:hover{color:var(--navy-800);border-color:var(--gold)}
.checkin-submit-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;margin-top:23px;padding-top:20px;border-top:1px solid var(--line)}
.checkin-streak{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:10px}.checkin-streak strong{color:var(--navy-800);font-family:Georgia,serif;font-size:19px;font-weight:400}.checkin-streak span{display:block;line-height:1.4}
.checkin-message{display:none;margin:15px 0 0;padding:10px 12px;font-size:11px;line-height:1.65}.checkin-message.is-visible{display:block;animation:fadeUp .25s ease}.checkin-message.is-success{color:var(--success);background:#e5eee9;border-left:3px solid var(--success)}.checkin-message.is-error{color:var(--danger);background:#f3e6e6;border-left:3px solid var(--danger)}
.checkin-board__head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:23px 25px;border-bottom:1px solid var(--line)}.checkin-board__head h2{margin:0;color:var(--navy-900);font-family:var(--serif);font-size:21px;font-weight:600}.checkin-board__head span{display:block;margin-top:2px;color:var(--muted);font-size:9px}
.checkin-search{position:relative;width:170px}.checkin-search svg{position:absolute;left:10px;top:50%;width:13px;color:var(--muted);transform:translateY(-50%)}.checkin-search input{width:100%;height:34px;padding:0 10px 0 31px;background:var(--paper);border:1px solid var(--line);font-size:10px}
.checkin-table-wrap{overflow-x:auto}.checkin-table{width:100%;border-collapse:collapse}.checkin-table th{padding:12px 14px;color:var(--muted);background:var(--paper-warm);border-bottom:1px solid var(--line);font-size:9px;font-weight:700;letter-spacing:.08em;text-align:left;white-space:nowrap}.checkin-table td{padding:15px 14px;color:var(--ink-soft);border-bottom:1px solid rgba(10,35,65,.08);font-size:11px;vertical-align:middle}.checkin-table tr:last-child td{border-bottom:0}.checkin-table tbody tr:hover{background:rgba(245,243,237,.65)}
.checkin-person{display:flex;align-items:center;gap:10px;min-width:110px}.checkin-avatar{display:grid;place-items:center;width:30px;height:30px;flex:0 0 auto;color:var(--gold-light);background:var(--navy-850);font-family:var(--serif);font-size:12px}.checkin-person strong{color:var(--navy-900);font-weight:600;white-space:nowrap}.checkin-person span{display:block;color:var(--muted);font-size:8px;letter-spacing:.06em}
.checkin-content-cell{max-width:300px;line-height:1.55}.checkin-time{color:var(--muted);font-family:Georgia,serif;font-size:9px;white-space:nowrap}.checkin-status{display:inline-flex;align-items:center;gap:5px;padding:4px 8px;font-size:8px;font-weight:700;letter-spacing:.06em;white-space:nowrap}.checkin-status::before{content:"";width:5px;height:5px;border-radius:50%;background:currentColor}.checkin-status--done{color:var(--success);background:#e3eee8}.checkin-status--missing{color:var(--danger);background:#f2e4e4}
.checkin-sidebar{position:sticky;top:112px;display:grid;gap:18px}.checkin-progress{padding:26px;color:var(--white);background:var(--navy-800);border:1px solid var(--navy-800)}.checkin-progress__head{display:flex;align-items:start;justify-content:space-between;gap:12px;padding-bottom:17px;border-bottom:1px solid rgba(255,255,255,.14)}.checkin-progress__head h3{margin:0;font-family:var(--serif);font-size:18px;font-weight:500}.checkin-progress__head span{color:var(--gold-light);font-family:Georgia,serif;font-size:9px}
.checkin-progress__body{display:flex;align-items:center;gap:19px;padding:21px 0}.checkin-ring{--progress:0%;position:relative;display:grid;place-items:center;width:84px;height:84px;flex:0 0 auto;background:conic-gradient(var(--gold-light) var(--progress),rgba(255,255,255,.1) 0);border-radius:50%}.checkin-ring::before{content:"";position:absolute;inset:8px;background:var(--navy-800);border-radius:50%}.checkin-ring strong{position:relative;z-index:1;color:var(--white);font-family:Georgia,serif;font-size:19px;font-weight:400}.checkin-ring span{position:relative;z-index:1;color:rgba(255,255,255,.42);font-size:7px;letter-spacing:.08em}.checkin-progress__copy strong{display:block;color:var(--white);font-family:var(--serif);font-size:15px;font-weight:500}.checkin-progress__copy p{margin:5px 0 0;color:rgba(255,255,255,.5);font-size:9px;line-height:1.7}
.checkin-progress__bar{height:4px;margin-top:16px;background:rgba(255,255,255,.11);overflow:hidden}.checkin-progress__bar span{display:block;width:0;height:100%;background:var(--gold-light);transition:width .4s var(--ease)}
.checkin-admin{padding:24px;background:var(--white);border:1px solid var(--line)}.checkin-admin__head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px;margin-bottom:15px;border-bottom:1px solid var(--line)}.checkin-admin__head h3{margin:0;color:var(--navy-900);font-family:var(--serif);font-size:17px;font-weight:600}.checkin-admin__head span{color:var(--gold);font-family:Georgia,serif;font-size:9px}
.checkin-import-zone{padding:17px;text-align:center;border:1px dashed rgba(10,35,65,.25);background:#fbfaf6}.checkin-import-zone p{margin:0 0 11px;color:var(--muted);font-size:9px;line-height:1.7}.checkin-admin-actions{display:grid;grid-template-columns:1fr 1fr;gap:7px;margin-top:11px}.checkin-admin-actions .btn{min-height:35px;padding:8px 9px;font-size:9px}.checkin-admin-hint{margin:11px 0 0;color:var(--muted);font-size:8px;line-height:1.6}.checkin-roster-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:13px;padding-top:12px;border-top:1px solid var(--line);color:var(--muted);font-size:8px}.checkin-roster-meta strong{color:var(--navy-800);font-size:9px}
.checkin-missing{padding:24px;background:var(--white);border:1px solid var(--line)}.checkin-missing__head{display:flex;align-items:center;justify-content:space-between;gap:10px;padding-bottom:14px;margin-bottom:7px;border-bottom:1px solid var(--line)}.checkin-missing__head h3{margin:0;color:var(--navy-900);font-family:var(--serif);font-size:17px;font-weight:600}.checkin-missing__head span{color:var(--danger);font-size:9px;font-weight:700}.checkin-missing-list{display:flex;flex-wrap:wrap;gap:6px;padding-top:8px}.checkin-missing-name{padding:4px 8px;color:var(--danger);background:#f4e9e9;font-size:9px}.checkin-missing-empty{padding:12px 0 2px;color:var(--success);font-size:10px}
.checkin-date{color:var(--gold-light);font-family:Georgia,serif;font-size:10px;letter-spacing:.08em}
.checkin-empty{padding:38px 20px!important;text-align:center;color:var(--muted)!important;font-size:11px!important}
@media(max-width:1100px){.checkin-layout{grid-template-columns:minmax(0,1fr) 290px}.checkin-form__grid{grid-template-columns:180px minmax(0,1fr)}}
@media(max-width:900px){.checkin-layout{grid-template-columns:1fr}.checkin-sidebar{position:static;grid-template-columns:1fr 1fr}.checkin-summary{grid-template-columns:1fr 1fr}.checkin-stat:nth-child(2){border-right:0}.checkin-stat:nth-child(n+3){border-top:1px solid var(--line)}}
@media(max-width:680px){
  .checkin-summary{grid-template-columns:1fr 1fr}.checkin-stat{padding:18px 16px}.checkin-stat strong{font-size:27px}
  .checkin-form-card__head{padding:20px;align-items:flex-start;flex-direction:column;gap:5px}.checkin-form__body{padding:22px 19px}.checkin-form__grid{grid-template-columns:1fr}
  .checkin-submit-row{align-items:flex-start;flex-direction:column}.checkin-submit-row .btn{width:100%}
  .checkin-board__head{padding:19px;align-items:flex-start;flex-direction:column}.checkin-search{width:100%}.checkin-table th:nth-child(1),.checkin-table td:nth-child(1){display:none}.checkin-table th:nth-child(3),.checkin-table td:nth-child(3){display:none}
  .checkin-sidebar{grid-template-columns:1fr}.checkin-progress,.checkin-admin,.checkin-missing{padding:22px}
}
@media print{.checkin-note,.checkin-form-card,.checkin-admin,.checkin-progress,.checkin-search,.back-to-top{display:none!important}.checkin-layout{display:block}.checkin-sidebar{display:none}.checkin-board{box-shadow:none}.checkin-table th,.checkin-table td{font-size:9px}}

/* Student homework entry */
.hw-add{margin-bottom:22px;background:var(--white);border:1px solid var(--line);box-shadow:var(--shadow-sm)}
.hw-add__toggle{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;padding:19px 22px;color:var(--navy-800);background:transparent;border:0;cursor:pointer;text-align:left}
.hw-add__toggle:hover{background:rgba(240,230,210,.25)}.hw-add__toggle strong{display:block;font-family:var(--serif);font-size:16px;font-weight:600}.hw-add__toggle small{display:block;margin-top:2px;color:var(--muted);font-size:9px}.hw-add__action{padding:8px 13px;color:var(--navy-800);background:var(--gold-pale);border:1px solid rgba(179,144,82,.35);font-size:10px;font-weight:700;white-space:nowrap}
.hw-add__form{padding:27px 28px;border-top:1px solid var(--line);background:#fbfaf6}.hw-add__head{display:flex;align-items:end;justify-content:space-between;gap:18px;padding-bottom:17px;margin-bottom:20px;border-bottom:1px solid var(--line)}.hw-add__head .kicker{margin-bottom:7px}.hw-add__head h3{margin:0;color:var(--navy-900);font-family:var(--serif);font-size:22px;font-weight:600}.hw-add__head>span{color:var(--muted);font-size:9px}
.hw-add__grid{display:grid;grid-template-columns:1fr 1.4fr 1.2fr .8fr;gap:14px}.hw-add__field{display:block}.hw-add__field--full{grid-column:1/-1}.hw-add__field>span{display:block;margin-bottom:5px;color:var(--navy-800);font-size:10px;font-weight:700}.hw-add__field>span em{color:var(--muted);font-size:8px;font-style:normal;font-weight:400}.hw-add__field input,.hw-add__field select,.hw-add__field textarea{width:100%;color:var(--ink);background:var(--white);border:1px solid var(--line);border-radius:0;font-size:11px}.hw-add__field input,.hw-add__field select{height:38px;padding:0 10px}.hw-add__field textarea{min-height:76px;padding:9px 10px;line-height:1.65;resize:vertical}.hw-add__field input:focus,.hw-add__field select:focus,.hw-add__field textarea:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(179,144,82,.1);outline:0}.hw-add__field small{display:block;margin-top:3px;color:var(--muted);font-size:8px}.hw-add__field input[type="number"]+small{margin-top:-24px;margin-right:10px;text-align:right;pointer-events:none}
.hw-add__foot{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-top:19px;padding-top:17px;border-top:1px solid var(--line)}.hw-add__foot p{max-width:570px;margin:0;color:var(--muted);font-size:9px;line-height:1.65}.hw-add__foot>div{display:flex;gap:8px;flex:0 0 auto}.hw-add__foot .btn{min-height:38px;padding:8px 15px;font-size:10px}
.hw-item__top .hw-source{padding:2px 6px;color:var(--gold);background:var(--gold-pale);font-size:8px;font-weight:700;letter-spacing:.06em;white-space:nowrap}.hw-delete{margin-left:auto;padding:2px 0;color:var(--muted);background:transparent;border:0;border-bottom:1px solid rgba(10,35,65,.17);cursor:pointer;font-size:8px}.hw-delete:hover{color:var(--danger);border-color:var(--danger)}
@media(max-width:900px){.hw-add__grid{grid-template-columns:1fr 1fr}.hw-add__head{align-items:start;flex-direction:column;gap:6px}}
@media(max-width:680px){
  .hw-add__toggle{align-items:flex-start;flex-direction:column;gap:12px;padding:17px}.hw-add__action{width:100%;text-align:center}.hw-add__form{padding:21px 17px}.hw-add__grid{grid-template-columns:1fr}.hw-add__field--full{grid-column:auto}.hw-add__foot{align-items:stretch;flex-direction:column;gap:13px}.hw-add__foot>div{display:grid;grid-template-columns:1fr 1fr}.hw-add__foot .btn{width:100%}
  .hw-delete{margin-left:0}
}
@media print{.hw-add{display:none!important}}