:root{--bg: #f3f6fc;--bg-2: #eef3fb;--surface: #ffffff;--surface-2: #f6f9fe;--surface-3: #edf3fb;--text: #0e1b2e;--muted: #5d6f88;--border: #e2eaf5;--border-strong: #cfdbec;--primary: #4f5cf0;--primary-2: #2f7cf6;--primary-strong: #3f49c9;--primary-soft: rgba(79, 92, 240, .1);--primary-border: rgba(79, 92, 240, .26);--success: #12935f;--success-soft: rgba(18, 147, 95, .12);--warning: #b7791f;--warning-soft: rgba(183, 121, 31, .14);--danger: #d44457;--danger-soft: rgba(212, 68, 87, .1);--mark-a: #287233;--mark-ep: #eccd6a;--mark-na: #ff0000;--ring: rgba(79, 92, 240, .18);--glow-a: rgba(99, 102, 241, .14);--glow-b: rgba(34, 211, 238, .12);--header-bg: rgba(250, 252, 255, .78);--dock-bg: rgba(255, 255, 255, .86);--btn-from: #4f46e5;--btn-to: #2563eb;--shadow-xs: 0 1px 2px rgba(15, 32, 64, .06);--shadow-sm: 0 1px 2px rgba(15, 32, 64, .04), 0 12px 28px -20px rgba(15, 32, 64, .28);--shadow-md: 0 2px 4px rgba(15, 32, 64, .04), 0 24px 48px -28px rgba(15, 32, 64, .35);--shadow-lg: 0 30px 70px -30px rgba(15, 32, 64, .35);color-scheme:light}*{box-sizing:border-box}html{scroll-padding-top:env(safe-area-inset-top,0px)}body{margin:0;min-height:100vh;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:radial-gradient(900px 500px at 8% -12%,var(--glow-a),transparent 62%),radial-gradient(780px 460px at 102% -6%,var(--glow-b),transparent 60%),linear-gradient(180deg,var(--bg),var(--bg-2));background-attachment:fixed;color:var(--text);-webkit-font-smoothing:antialiased}#root{min-height:100vh}h2,h3,h4{margin:0 0 .4em;line-height:1.2;letter-spacing:-.01em}h2{font-size:1.35rem}h3{font-size:1.02rem}h4{font-size:.9rem}p{line-height:1.55}label{display:block;margin:10px 0 5px;font-size:.78rem;font-weight:650;letter-spacing:.02em;color:var(--muted)}button,input,select,textarea{font:inherit;color:inherit}button{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:10px 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solid var(--primary);outline-offset:2px}input,select,textarea{width:100%;padding:11px 13px;border:1px solid var(--border);border-radius:12px;background-color:var(--surface-2);transition:border-color .16s ease,box-shadow .16s ease,background-color .16s ease}input::placeholder,textarea::placeholder{color:var(--muted);opacity:.8}input:hover:not(:disabled),select:hover:not(:disabled),textarea:hover{border-color:var(--border-strong)}input:focus,select:focus,textarea:focus,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:none;border-color:var(--primary);background-color:var(--surface);box-shadow:0 0 0 4px var(--ring)}input:disabled{opacity:.65;background-color:var(--surface-3)}textarea{min-height:72px;resize:vertical;line-height:1.55}select{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%238292aa' 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12px;border-radius:10px;background:transparent;color:var(--muted);box-shadow:none;font-size:.84rem;font-weight:650}.nav-pills button:hover:not(.on){background:var(--surface-3);color:var(--text);box-shadow:none}.nav-pills button.on{background:linear-gradient(135deg,var(--btn-from),var(--btn-to));color:#fff;box-shadow:0 8px 18px -10px #2563ebe6}.header-user{display:flex;align-items:center;gap:8px;flex:none}.header-user-name{font-size:.82rem;font-weight:600;color:var(--muted)}.avatar{display:inline-grid;place-items:center;width:34px;height:34px;flex:none;border-radius:50%;background:linear-gradient(135deg,#6366f1,#22a6f2);color:#fff;font-size:.76rem;font-weight:700;letter-spacing:.02em;box-shadow:0 6px 14px -8px #3b82f6d9}.avatar.sm{width:32px;height:32px;font-size:.7rem}.avatar.lg{width:54px;height:54px;font-size:1.05rem}.icon-btn{display:inline-grid;place-items:center;width:34px;height:34px;padding:0;border:1px solid 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.mu{margin:0}.section-icon{display:inline-grid;place-items:center;width:38px;height:38px;flex:none;border-radius:12px;background:var(--primary-soft);border:1px solid var(--primary-border);color:var(--primary-strong)}.subhead{margin:18px 0 10px;font-size:.88rem}.section-title{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:8px;margin:4px 0 12px}.section-title h3,.section-title .mu{margin:0}.card{margin-bottom:16px;padding:20px;border:1px solid var(--border);border-radius:20px;background:var(--surface);box-shadow:var(--shadow-sm)}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}.check-grid{gap:8px}.check{display:flex;align-items:center;gap:10px;margin:0;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:var(--surface-2);font-size:.86rem;font-weight:550;color:var(--text);cursor:pointer;transition:border-color .15s ease,background .15s ease}.check:hover{border-color:var(--primary-border);background:var(--surface)}.form-actions{margin-top:16px;padding-top:14px;border-top:1px solid var(--border)}.empty-state{display:flex;flex-direction:column;align-items:center;gap:10px;padding:26px 12px;text-align:center}.empty-state .mu{margin:0}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:14px;margin-bottom:20px}.stat-card{display:flex;flex-direction:column;gap:6px;margin:0;padding:18px 20px}.stat-label{font-size:.78rem;font-weight:650;letter-spacing:.02em;color:var(--muted)}.stat-value{font-size:2.05rem;font-weight:750;letter-spacing:-.04em;line-height:1.05}.stat-total{margin-left:2px;font-size:.98rem;font-weight:600;color:var(--muted)}.stat-icon{display:inline-grid;place-items:center;width:40px;height:40px;margin-bottom:4px;border-radius:12px;background:var(--primary-soft);border:1px solid 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var(--border);border-radius:999px;background:var(--surface-2);color:var(--muted);font-size:.74rem;font-weight:600;white-space:nowrap}.matrix-table th:not(:first-child),.matrix-table td:not(:first-child){text-align:center}select.matrix-select{display:block;width:auto;min-width:74px;margin:0 auto;padding:6px 26px 6px 9px;border-radius:8px;background-color:var(--surface);font-size:.8rem}select.matrix-select:disabled{opacity:.55}select.matrix-select.mark-a{background-color:var(--mark-a);color:#fff;font-weight:700}select.matrix-select.mark-ep,select.matrix-select.mark-ip{background-color:var(--mark-ep);color:#2b2200;font-weight:700}select.matrix-select.mark-na{background-color:var(--mark-na);color:#fff;font-weight:700}.param-NA,.param-A,.param-EP,.param-IP{display:inline-block;padding:1px 6px;border-radius:999px;font-weight:800;line-height:1.5}.param-NA{background:var(--mark-na);color:#fff}.param-A{background:var(--mark-a);color:#fff}.param-EP,.param-IP{background:var(--mark-ep);color:#2b2200}.param-sep{color:var(--muted)}.teacher-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:14px}.teacher-card{display:flex;flex-direction:column;gap:12px;padding:18px;border:1px solid var(--border);border-radius:18px;background:var(--surface);box-shadow:var(--shadow-sm)}.teacher-top{display:flex;align-items:flex-start;gap:12px}.teacher-top>div:nth-child(2){flex:1;min-width:0}.teacher-top h3{margin:0 0 6px;font-size:1rem}.teacher-top .row-actions{flex:none}.teacher-contact{display:grid;gap:7px;margin:0;padding:0;list-style:none;font-size:.82rem;color:var(--muted)}.teacher-contact li{display:flex;align-items:center;gap:7px;min-width:0}.teacher-contact svg{flex:none;color:var(--primary-strong)}.teacher-contact a{overflow:hidden;color:var(--text);text-decoration:none;text-overflow:ellipsis;white-space:nowrap}.teacher-contact a:hover{color:var(--primary-strong);text-decoration:underline}.teacher-notes{margin:0;padding-top:10px;border-top:1px dashed var(--border);color:var(--muted);font-size:.82rem;line-height:1.5}.admin-list{display:grid;gap:8px;margin:0 0 14px;padding:0;list-style:none}.admin-row{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:var(--surface-2)}.admin-info{display:flex;flex:1;flex-direction:column;gap:1px;min-width:0}.admin-info strong{font-size:.9rem}.admin-info small{color:var(--muted);font-size:.75rem}.admin-create{margin-top:10px;padding-top:14px;border-top:1px solid var(--border)}.row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px solid var(--border)}.row:last-of-type{border-bottom:0}.row>span{flex:1 1 220px;min-width:160px;font-size:.9rem;line-height:1.45}.seg{display:inline-flex;gap:3px;padding:3px;border:1px solid var(--border);border-radius:12px;background:var(--surface-2)}.seg button{min-width:44px;padding:6px 10px;border:1px solid transparent;border-radius:9px;background:transparent;color:var(--muted);font-size:.75rem;font-weight:700;letter-spacing:.02em;box-shadow:none}.seg button:hover:not(:disabled){background:var(--surface);color:var(--text);box-shadow:none}.seg button.on[data-c=A]{background:var(--mark-a);color:#fff;box-shadow:0 8px 16px -10px var(--mark-a)}.seg button.on[data-c=EP],.seg button.on[data-c=IP]{background:var(--mark-ep);color:#2b2200;box-shadow:0 8px 16px -10px #c9a83e}.seg button.on[data-c=NA]{background:var(--mark-na);color:#fff;box-shadow:0 8px 16px -10px var(--mark-na)}.legend{margin:12px 0 0;padding-top:10px;border-top:1px dashed var(--border)}.student-context{display:flex;align-items:center;gap:6px;margin:0 0 12px;padding-left:2px}.selector-card{grid-template-columns:minmax(0,2fr) minmax(0,1fr)}.area-head{display:flex;align-items:center;gap:12px;margin-bottom:14px}.area-title{flex:1;min-width:0}.area-title h3{margin:0 0 2px}.area-title .mu{margin:0}.area-badge{display:inline-grid;place-items:center;width:40px;height:40px;flex:none;border-radius:12px;background:linear-gradient(135deg,#6366f1,#3b82f6);color:#fff;font-size:.76rem;font-weight:800;letter-spacing:.04em;box-shadow:0 8px 16px -10px #3b82f6e6}.area-badge.en{background:linear-gradient(135deg,#0ea5e9,#06b6d4);box-shadow:0 8px 16px -10px #06b6d4e6}.area-badge.values{background:linear-gradient(135deg,#f59e0b,#f97316);box-shadow:0 8px 16px -10px #f97316e6;font-size:.85rem}.action-dock{position:sticky;bottom:calc(14px + env(safe-area-inset-bottom,0px));z-index:30;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;background:var(--dock-bg);backdrop-filter:blur(16px) saturate(150%);-webkit-backdrop-filter:blur(16px) saturate(150%);box-shadow:var(--shadow-md)}.save-state{display:inline-flex;align-items:center;gap:9px;font-size:.82rem;font-weight:550;color:var(--muted)}.save-state.has-error{color:var(--danger)}.dot{width:8px;height:8px;flex:none;border-radius:50%;background:var(--muted);box-shadow:0 0 0 4px var(--surface-3)}.dot.ok{background:var(--success);box-shadow:0 0 0 4px var(--success-soft)}.dot.saving{background:var(--warning);box-shadow:0 0 0 4px var(--warning-soft);animation:pulse 1.2s ease-in-out infinite}.dot.error{background:var(--danger);box-shadow:0 0 0 4px var(--danger-soft)}@keyframes pulse{50%{opacity:.35}}.student-hero{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px}.student-id{display:flex;align-items:center;gap:14px;min-width:0}.student-id h3{margin:0 0 4px;font-size:1.12rem}.meta-chips{display:flex;flex-wrap:wrap;gap:6px}.trimester-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin-bottom:16px}.trimester-card{padding:14px;border:1px solid var(--border);border-radius:16px;background:var(--surface);box-shadow:var(--shadow-xs)}.trimester-head{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:12px}.trimester-head strong{font-size:.9rem}.auth-page{display:grid;place-items:center;min-height:100vh;padding:clamp(16px,4vw,40px)}.auth-shell{display:grid;grid-template-columns:1.05fr .95fr;width:min(100%,1000px);overflow:hidden;border:1px solid var(--border);border-radius:28px;background:var(--surface);box-shadow:var(--shadow-lg)}.auth-brand{position:relative;display:flex;flex-direction:column;gap:22px;padding:clamp(26px,3.4vw,44px);overflow:hidden;background:linear-gradient(150deg,#4338ca,#2f6ef5 48%,#08a8d8);color:#fff}.auth-brand:before{content:"";position:absolute;top:0;right:0;bottom:0;left:0;background:radial-gradient(420px 260px at 100% 0%,rgba(255,255,255,.3),transparent 60%),radial-gradient(360px 260px at 0% 100%,rgba(255,255,255,.16),transparent 62%);pointer-events:none}.auth-brand:after{content:"";position:absolute;right:-90px;bottom:-110px;width:280px;height:280px;border-radius:50%;border:1px solid rgba(255,255,255,.22);box-shadow:0 0 0 40px #ffffff0a,0 0 0 80px #ffffff08;pointer-events:none}.auth-brand>*{position:relative;z-index:1}.auth-brand-top{display:flex;align-items:center;gap:12px}.auth-brand-top .brand-mark{background:#ffffff29;border:1px solid rgba(255,255,255,.35);color:#fff;box-shadow:none;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.auth-brand-top .brand-mark.logo-mark{width:50px;height:50px;padding:3px;border-radius:15px;border-color:#ffffffb3;background:#fff;box-shadow:0 14px 28px -16px #0000008c}.auth-brand-top strong{display:block;font-size:1rem;font-weight:700}.auth-brand-top small{display:block;margin-top:2px;font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;opacity:.75}.auth-brand-copy{margin-top:auto}.auth-brand-copy h1{max-width:14ch;margin:12px 0;color:#fff;font-size:clamp(1.7rem,3vw,2.15rem);letter-spacing:-.035em;line-height:1.12}.auth-brand-copy p{max-width:36ch;margin:0;color:#fffc;font-size:.9rem;line-height:1.65}.auth-points{display:grid;gap:10px;margin:0;padding:0;list-style:none}.auth-points li{display:flex;align-items:center;gap:9px;color:#ffffffe6;font-size:.84rem}.auth-points svg{flex:none}.auth-brand-foot{padding-top:14px;border-top:1px solid rgba(255,255,255,.2);color:#fff9;font-size:.7rem;letter-spacing:.06em;text-transform:uppercase}.auth-form{display:flex;flex-direction:column;justify-content:center;padding:clamp(26px,4vw,48px)}.auth-form h2{margin:8px 0;font-size:clamp(1.5rem,2.4vw,1.9rem);letter-spacing:-.035em}.auth-form>.mu{margin:0 0 20px;line-height:1.55}.auth-form form{display:flex;flex-direction:column}.auth-form label{margin-top:12px}.auth-form form label:first-of-type{margin-top:0}.auth-submit{width:100%;height:48px;margin-top:22px;border-radius:13px;font-size:.92rem}.input-wrap{position:relative}.input-wrap>svg{position:absolute;top:50%;left:13px;transform:translateY(-50%);color:var(--muted);pointer-events:none}.input-wrap input{height:46px;padding-left:40px}.mu{color:var(--muted);font-size:.85rem;line-height:1.55}.err{color:var(--danger);font-size:.84rem}.alert{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px;margin:14px 0;padding:10px 12px;border:1px solid rgba(212,68,87,.25);border-radius:12px;background:var(--danger-soft);color:var(--danger);font-size:.82rem}.acts{display:flex;flex-wrap:wrap;align-items:center;gap:8px}#toast{position:fixed;left:50%;bottom:calc(24px + env(safe-area-inset-bottom,0px));z-index:80;max-width:min(90vw,440px);padding:11px 18px;border-radius:999px;background:var(--text);color:var(--surface);font-size:.85rem;font-weight:600;text-align:center;box-shadow:var(--shadow-lg);opacity:0;transform:translate(-50%,12px);transition:opacity .25s ease,transform .25s ease;pointer-events:none}#toast.s{opacity:1;transform:translate(-50%)}.center{max-width:420px;margin:12vh auto;padding:0 16px}.splash-card{display:flex;flex-direction:column;align-items:center;gap:12px;padding:32px;text-align:center}.splash-card h2{margin:0}.splash-logo{width:48px;height:48px;padding:3px;border-radius:14px}.spinner{width:26px;height:26px;flex:none;border:3px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .75s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}@media(max-width:900px){.app-header{flex-wrap:wrap;gap:10px}.brand{flex:1;min-width:180px}.nav-pills{order:3;width:100%;margin-left:0;overflow-x:auto;scrollbar-width:none}.nav-pills::-webkit-scrollbar{display:none}.nav-pills button{white-space:nowrap}.header-user{margin-left:auto}}@media(max-width:820px){.auth-shell{grid-template-columns:1fr;max-width:520px}.auth-brand{gap:16px;padding:26px 24px 24px}.auth-brand-copy{margin-top:4px}.auth-brand-copy h1{margin:8px 0;font-size:1.55rem}.auth-brand-copy p,.auth-points,.auth-brand-foot{display:none}.auth-form{padding:28px 24px 32px}}@media(max-width:700px){.card{padding:16px;border-radius:18px}.page-head{align-items:flex-start}.stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stat-card{padding:16px}.stat-value{font-size:1.8rem}.row>span{flex-basis:100%}.seg{width:100%;justify-content:space-between}.seg button{flex:1}.selector-card{grid-template-columns:1fr}.action-dock{align-items:stretch}.action-dock .acts button{flex:1}.header-user-name{display:none}.nav-pills button{padding:8px 10px;font-size:.8rem}.nav-pills button svg{display:none}}@media(max-width:500px){.nav-pills{flex-wrap:wrap;overflow:visible}.nav-pills button{flex:1 1 calc(33.333% - 3px);justify-content:center}}@media(max-width:460px){.stats-grid{grid-template-columns:1fr}.brand-text small{display:none}.center{margin:6vh auto}}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}