:root{--blue:#2857d9;--blue2:#123da9;--ink:#15213a;--muted:#718096;--bg:#f4f7fb;--line:#e6ebf3;--white:#fff;--gold:#ffcf4a;--green:#1f9d6a;--red:#dc4c64;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);font-size:16px}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 80% -10%,#dce7ff 0,transparent 35%),var(--bg)}button,input{font:inherit}.hidden{display:none!important}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(100%,420px);background:#fff;border:1px solid var(--line);border-radius:32px;padding:34px;box-shadow:0 24px 70px #2444831f;text-align:center}.brand-icon{width:74px;height:74px;filter:drop-shadow(0 12px 20px #2857d938)}h1,h2,h3,p{margin-top:0}.login-card h1{font-size:2rem;margin:10px 0}.eyebrow{text-transform:uppercase;letter-spacing:.1em;font-size:.75rem;font-weight:800;color:var(--blue);margin-bottom:6px}.muted,.hint{color:var(--muted);line-height:1.55}.hint{font-size:.82rem;margin:16px 0 0}.primary,.ghost,.danger{width:100%;border:0;border-radius:16px;padding:14px 18px;font-weight:750;cursor:pointer}.primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;box-shadow:0 10px 22px #2857d930}.ghost{background:#edf2ff;color:var(--blue);margin-top:10px}.danger{background:#fff;color:var(--red);border:1px solid #f2ccd3;margin-top:14px}.app{width:min(100%,1120px);margin:auto;min-height:100vh;padding:24px 28px 110px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}.topbar h1{font-size:1.65rem;margin:0}.avatar{width:48px;height:48px;border-radius:16px;border:0;background:#dce6ff;color:var(--blue2);font-weight:850;cursor:pointer}.avatar.big{width:82px;height:82px;border-radius:26px;display:grid;place-items:center;font-size:1.35rem}.content{max-width:980px;margin:auto}.view{display:none}.view.active{display:block;animation:fade .22s ease}.focus-card{background:linear-gradient(135deg,#2857d9,#123da9 70%,#102f80);color:#fff;border-radius:28px;padding:26px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 20px 45px #2857d92d}.focus-card h2{font-size:1.75rem;margin:2px 0 8px}.focus-card p{margin:0;color:#dce7ff}.pale{color:#dce7ff}.time-badge{background:#ffffff1c;border:1px solid #ffffff35;border-radius:18px;padding:15px;font-size:1.3rem;font-weight:800}.section-head{display:flex;justify-content:space-between;align-items:center;margin:30px 2px 14px}.section-head h2{font-size:1.15rem;margin:0}.section-head button{border:0;background:none;color:var(--blue);font-weight:750;cursor:pointer}.lesson-list,.cards,.subject-list{display:grid;gap:10px}.lesson,.task,.subject{background:#fff;border:1px solid var(--line);border-radius:19px;padding:16px;display:flex;align-items:center;gap:14px}.lesson-time{width:54px;font-weight:850}.lesson-mark{width:5px;height:42px;border-radius:8px;background:var(--blue)}.lesson-main{flex:1}.lesson-main strong,.task strong,.subject strong{display:block}.lesson-main small,.task small,.subject small{color:var(--muted)}.lesson-room{color:var(--muted);font-size:.86rem}.grade-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.grade-chip{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;text-align:center}.grade{display:grid;place-items:center;width:38px;height:38px;margin:0 auto 8px;border-radius:13px;background:#ddf6e9;color:#14784e;font-size:1.1rem;font-weight:900}.grade.low{background:#fff0d6;color:#9a6412}.grade-chip small{display:block;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.page-title{margin-bottom:22px}.page-title h1{font-size:2rem}.day-tabs{display:flex;gap:8px;overflow:auto;padding-bottom:14px}.day-tabs button,.segmented button{border:0;border-radius:14px;background:#fff;color:var(--muted);padding:11px 15px;font-weight:700;cursor:pointer}.day-tabs button.active,.segmented button.active{background:var(--blue);color:#fff}.stat-card{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:22px;overflow:hidden;margin-bottom:14px}.stat-card div{background:#fff;padding:20px}.stat-card span{display:block;color:var(--muted);font-size:.85rem}.stat-card strong{font-size:1.7rem}.subject{justify-content:space-between}.subject-score{font-size:1.3rem;font-weight:900;color:var(--blue)}.segmented{display:flex;gap:8px;margin-bottom:16px}.task{align-items:flex-start}.task-check{width:24px;height:24px;border-radius:8px;border:2px solid #cbd5e1;background:#fff;cursor:pointer}.task.done{opacity:.56}.task.done strong{text-decoration:line-through}.task-content{flex:1}.task-date{font-size:.78rem;font-weight:800;color:var(--red)}.profile-hero{text-align:center;margin:20px 0 24px}.profile-hero .avatar{margin:auto}.profile-hero h1{margin:12px 0 4px}.profile-hero p{color:var(--muted)}.form-card,.link-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;margin-bottom:14px}.form-card label{display:block;font-size:.85rem;font-weight:750;margin-bottom:14px}.form-card input{width:100%;margin-top:7px;border:1px solid #d8dfeb;border-radius:13px;padding:12px;color:var(--ink);background:#fbfcff}.link-card{display:flex;justify-content:space-between;align-items:center;gap:14px}.link-card h3{margin-bottom:5px}.link-card p{margin:0;color:var(--muted)}code{font-weight:900;color:var(--blue);font-size:1rem}.small-btn{border:0;border-radius:12px;padding:10px 12px;color:var(--blue);background:#edf2ff;font-weight:750;cursor:pointer}.bottom-nav{position:fixed;z-index:10;bottom:16px;left:50%;transform:translateX(-50%);width:min(calc(100% - 24px),680px);background:#ffffffee;backdrop-filter:blur(18px);border:1px solid #e3e9f3;border-radius:23px;padding:8px;display:grid;grid-template-columns:repeat(5,1fr);box-shadow:0 15px 45px #1b31582b}.bottom-nav button{border:0;background:transparent;color:#7a879b;border-radius:16px;padding:8px 4px;font-size:.7rem;font-weight:700;cursor:pointer}.bottom-nav span{display:block;font-size:1.25rem;line-height:1.2}.bottom-nav button.active{color:var(--blue);background:#edf2ff}.toast{position:fixed;z-index:20;left:50%;bottom:105px;transform:translate(-50%,20px);background:#16233c;color:#fff;padding:12px 18px;border-radius:14px;opacity:0;pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}@keyframes fade{from{opacity:0;transform:translateY(5px)}}
@media(min-width:780px){.content{display:block}.view.active{max-width:820px;margin:auto}.grade-row{grid-template-columns:repeat(6,1fr)}.lesson-list{grid-template-columns:1fr 1fr}.focus-card{padding:32px}.cards{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.app{padding:20px 14px 105px}.topbar{margin-bottom:18px}.focus-card{border-radius:23px;padding:20px}.focus-card h2{font-size:1.45rem}.grade-row{grid-template-columns:repeat(3,1fr)}.bottom-nav{bottom:8px}.bottom-nav button{font-size:.62rem}.link-card{align-items:flex-start;flex-direction:column}.small-btn{width:100%}}

/* Visual direction based on the earlier mobile version: airy iOS cards and ink icons. */
:root{--blue:#147ac6;--blue2:#075da8;--ink:#11151c;--muted:#8a929f;--bg:#f5f6fa;--line:#edf0f5}
body{background:var(--bg)}
.app{width:min(100%,680px);padding-top:max(22px,env(safe-area-inset-top));background:linear-gradient(180deg,#eef1ff 0,#f5f6fa 235px)}
.topbar{height:106px;align-items:center;margin-bottom:18px;padding:0 10px}
.top-profile{display:flex;flex-direction:column;align-items:center;gap:6px;font-size:.78rem}
.top-profile .avatar{width:50px;height:50px;border-radius:50%;border:3px solid #fff;box-shadow:0 0 0 2px #438fe0;background:#26334d;color:#fff}
.qr-btn{width:48px;border:0;background:transparent;font-size:2rem;font-weight:700;color:#182031}
.mini-brand{width:42px;height:42px;border-radius:50%}
.content{max-width:100%}
.focus-card{background:#fff;color:var(--ink);border:0;border-radius:30px;box-shadow:0 13px 30px #51607812;padding:24px}
.focus-card p{color:var(--muted)}.focus-card .pale{color:#9b28c8}.time-badge{background:#fff3c7;border:0;color:#735500;border-radius:16px}
.section-head{margin:28px 8px 13px}.section-head h2{font-size:1.25rem}.section-head button{color:var(--blue)}
.lesson,.task,.subject,.form-card,.link-card,.grade-chip{border:0;border-radius:25px;box-shadow:0 10px 25px #51607810}
.lesson,.task,.subject{padding:19px}.lesson-mark{background:linear-gradient(#23a6e8,#8748d5,#f43b68);width:4px}
.page-title{text-align:center;margin:12px 0 28px}.page-title .eyebrow{display:none}.page-title h1{font-size:1.65rem}
.day-tabs{justify-content:flex-start;padding:0 2px 18px}.day-tabs button,.segmented button{border-radius:18px;padding:12px 18px;box-shadow:0 7px 20px #5160780c}.day-tabs button.active,.segmented button.active{background:#fff;color:var(--blue);box-shadow:inset 0 0 0 2px #4aa1df}
.stat-card{border:0;background:transparent;gap:12px;overflow:visible}.stat-card div{border-radius:22px;box-shadow:0 10px 25px #51607810}
.profile-hero .avatar.big{border-radius:50%;background:#fff;box-shadow:0 0 0 4px #248ed8;color:#162a45}.profile-hero h1{text-transform:uppercase;letter-spacing:.02em}
.bottom-nav{bottom:0;width:min(100%,680px);border-radius:0;border:0;border-top:1px solid #dfe3ea;padding:9px 6px calc(8px + env(safe-area-inset-bottom));box-shadow:none;background:#fffffff5}
.bottom-nav button{font-size:.72rem;border-radius:14px;padding:4px 2px;background:transparent!important}.bottom-nav span{font-size:1.75rem;font-weight:400;line-height:1}.bottom-nav button.active{color:#111}.bottom-nav button.active span{color:#147ac6;text-shadow:2px 2px 0 #ffd34d}
.toast{border-radius:18px;background:#3f475d;bottom:96px;width:min(calc(100% - 32px),620px);text-align:center}
@media(min-width:780px){.lesson-list{grid-template-columns:1fr}.cards{grid-template-columns:1fr}.app{box-shadow:0 0 80px #40516f18}}
@media(max-width:520px){.app{padding-left:18px;padding-right:18px}.topbar{margin-bottom:10px}.focus-card{border-radius:28px}.bottom-nav{bottom:0}.bottom-nav button{font-size:.64rem}}
.code-login{display:grid;grid-template-columns:1fr 110px;gap:9px;margin-top:22px}.code-login input{min-width:0;border:2px solid #dce4f0;border-radius:16px;padding:13px 14px;text-align:center;font-size:1.08rem;font-weight:800;letter-spacing:.14em;color:#172033;background:#f8faff}.code-login input:focus{outline:0;border-color:#238bd3;box-shadow:0 0 0 4px #238bd31a}.code-login .primary{padding-inline:12px}.bot-link{display:block;margin-top:11px;padding:13px 16px;border-radius:16px;background:#eaf5ff;color:#0877bd;text-decoration:none;font-weight:800}.telegram-only{display:none;margin-top:10px}body.in-telegram .telegram-only{display:block}
.paywall{width:min(100%,460px);margin:42px auto 0;background:#fff;border-radius:30px;padding:32px 24px;text-align:center;box-shadow:0 15px 35px #4f638017}.pay-icon{width:62px;height:62px;margin:0 auto 16px;border-radius:22px;display:grid;place-items:center;background:#fff0c7;color:#a56800;font-size:1.6rem}.paywall h2{margin-bottom:8px}.paywall p{color:var(--muted);line-height:1.5}.paywall small{display:block;color:var(--muted);margin-top:13px}
:root{--blue:#2857d9;--blue2:#123da9;--ink:#15213a;--muted:#718096;--bg:#f4f7fb;--line:#e6ebf3;--white:#fff;--gold:#ffcf4a;--green:#1f9d6a;--red:#dc4c64;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--ink);background:var(--bg);font-size:16px}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:radial-gradient(circle at 80% -10%,#dce7ff 0,transparent 35%),var(--bg)}button,input{font:inherit}.hidden{display:none!important}.login-shell{min-height:100vh;display:grid;place-items:center;padding:24px}.login-card{width:min(100%,420px);background:#fff;border:1px solid var(--line);border-radius:32px;padding:34px;box-shadow:0 24px 70px #2444831f;text-align:center}.brand-icon{width:74px;height:74px;filter:drop-shadow(0 12px 20px #2857d938)}h1,h2,h3,p{margin-top:0}.login-card h1{font-size:2rem;margin:10px 0}.eyebrow{text-transform:uppercase;letter-spacing:.1em;font-size:.75rem;font-weight:800;color:var(--blue);margin-bottom:6px}.muted,.hint{color:var(--muted);line-height:1.55}.hint{font-size:.82rem;margin:16px 0 0}.primary,.ghost,.danger{width:100%;border:0;border-radius:16px;padding:14px 18px;font-weight:750;cursor:pointer}.primary{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;box-shadow:0 10px 22px #2857d930}.ghost{background:#edf2ff;color:var(--blue);margin-top:10px}.danger{background:#fff;color:var(--red);border:1px solid #f2ccd3;margin-top:14px}.app{width:min(100%,1120px);margin:auto;min-height:100vh;padding:24px 28px 110px}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:26px}.topbar h1{font-size:1.65rem;margin:0}.avatar{width:48px;height:48px;border-radius:16px;border:0;background:#dce6ff;color:var(--blue2);font-weight:850;cursor:pointer}.avatar.big{width:82px;height:82px;border-radius:26px;display:grid;place-items:center;font-size:1.35rem}.content{max-width:980px;margin:auto}.view{display:none}.view.active{display:block;animation:fade .22s ease}.focus-card{background:linear-gradient(135deg,#2857d9,#123da9 70%,#102f80);color:#fff;border-radius:28px;padding:26px;display:flex;justify-content:space-between;align-items:center;box-shadow:0 20px 45px #2857d92d}.focus-card h2{font-size:1.75rem;margin:2px 0 8px}.focus-card p{margin:0;color:#dce7ff}.pale{color:#dce7ff}.time-badge{background:#ffffff1c;border:1px solid #ffffff35;border-radius:18px;padding:15px;font-size:1.3rem;font-weight:800}.section-head{display:flex;justify-content:space-between;align-items:center;margin:30px 2px 14px}.section-head h2{font-size:1.15rem;margin:0}.section-head button{border:0;background:none;color:var(--blue);font-weight:750;cursor:pointer}.lesson-list,.cards,.subject-list{display:grid;gap:10px}.lesson,.task,.subject{background:#fff;border:1px solid var(--line);border-radius:19px;padding:16px;display:flex;align-items:center;gap:14px}.lesson-time{width:54px;font-weight:850}.lesson-mark{width:5px;height:42px;border-radius:8px;background:var(--blue)}.lesson-main{flex:1}.lesson-main strong,.task strong,.subject strong{display:block}.lesson-main small,.task small,.subject small{color:var(--muted)}.lesson-room{color:var(--muted);font-size:.86rem}.grade-row{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.grade-chip{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px;text-align:center}.grade{display:grid;place-items:center;width:38px;height:38px;margin:0 auto 8px;border-radius:13px;background:#ddf6e9;color:#14784e;font-size:1.1rem;font-weight:900}.grade.low{background:#fff0d6;color:#9a6412}.grade-chip small{display:block;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.page-title{margin-bottom:22px}.page-title h1{font-size:2rem}.day-tabs{display:flex;gap:8px;overflow:auto;padding-bottom:14px}.day-tabs button,.segmented button{border:0;border-radius:14px;background:#fff;color:var(--muted);padding:11px 15px;font-weight:700;cursor:pointer}.day-tabs button.active,.segmented button.active{background:var(--blue);color:#fff}.stat-card{display:grid;grid-template-columns:1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:22px;overflow:hidden;margin-bottom:14px}.stat-card div{background:#fff;padding:20px}.stat-card span{display:block;color:var(--muted);font-size:.85rem}.stat-card strong{font-size:1.7rem}.subject{justify-content:space-between}.subject-score{font-size:1.3rem;font-weight:900;color:var(--blue)}.segmented{display:flex;gap:8px;margin-bottom:16px}.task{align-items:flex-start}.task-check{width:24px;height:24px;border-radius:8px;border:2px solid #cbd5e1;background:#fff;cursor:pointer}.task.done{opacity:.56}.task.done strong{text-decoration:line-through}.task-content{flex:1}.task-date{font-size:.78rem;font-weight:800;color:var(--red)}.profile-hero{text-align:center;margin:20px 0 24px}.profile-hero .avatar{margin:auto}.profile-hero h1{margin:12px 0 4px}.profile-hero p{color:var(--muted)}.form-card,.link-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:20px;margin-bottom:14px}.form-card label{display:block;font-size:.85rem;font-weight:750;margin-bottom:14px}.form-card input{width:100%;margin-top:7px;border:1px solid #d8dfeb;border-radius:13px;padding:12px;color:var(--ink);background:#fbfcff}.link-card{display:flex;justify-content:space-between;align-items:center;gap:14px}.link-card h3{margin-bottom:5px}.link-card p{margin:0;color:var(--muted)}code{font-weight:900;color:var(--blue);font-size:1rem}.small-btn{border:0;border-radius:12px;padding:10px 12px;color:var(--blue);background:#edf2ff;font-weight:750;cursor:pointer}.bottom-nav{position:fixed;z-index:10;bottom:16px;left:50%;transform:translateX(-50%);width:min(calc(100% - 24px),680px);background:#ffffffee;backdrop-filter:blur(18px);border:1px solid #e3e9f3;border-radius:23px;padding:8px;display:grid;grid-template-columns:repeat(5,1fr);box-shadow:0 15px 45px #1b31582b}.bottom-nav button{border:0;background:transparent;color:#7a879b;border-radius:16px;padding:8px 4px;font-size:.7rem;font-weight:700;cursor:pointer}.bottom-nav span{display:block;font-size:1.25rem;line-height:1.2}.bottom-nav button.active{color:var(--blue);background:#edf2ff}.toast{position:fixed;z-index:20;left:50%;bottom:105px;transform:translate(-50%,20px);background:#16233c;color:#fff;padding:12px 18px;border-radius:14px;opacity:0;pointer-events:none;transition:.2s}.toast.show{opacity:1;transform:translate(-50%,0)}@keyframes fade{from{opacity:0;transform:translateY(5px)}}
.lesson-no{width:18px;color:var(--muted);font-size:.8rem;font-weight:800;text-align:center}