:root{--ink:#17213f;--muted:#68718a;--paper:#f4f7ff;--card:#fff;--blue:#3159ff;--navy:#121b3a;--cyan:#24c2d5;--yellow:#ffd45c;--line:#dfe5f2;--shadow:0 12px 34px rgba(27,44,98,.10);font-family:Inter,"Segoe UI",Arial,sans-serif;color:var(--ink);background:var(--paper)}*{box-sizing:border-box}body{margin:0;min-width:320px;background:radial-gradient(circle at 92% 0,#dce4ff 0,transparent 28rem),var(--paper)}button,input,select{font:inherit}.app-shell{width:min(100%,760px);margin:auto;padding:calc(22px + env(safe-area-inset-top)) 18px calc(28px + env(safe-area-inset-bottom))}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.eyebrow,.section-kicker{margin:0 0 5px;font-size:.72rem;font-weight:900;letter-spacing:.13em;color:var(--blue)}h1{font-size:clamp(2rem,8vw,3.1rem);letter-spacing:-.055em;line-height:1;margin:0}.class-label{margin:8px 0 0;color:var(--muted);font-weight:700}.icon-button,.close-button{border:0;background:var(--card);box-shadow:var(--shadow);border-radius:16px;width:48px;height:48px;font-size:1.35rem;color:var(--navy);cursor:pointer}.status-card{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:center;background:var(--navy);color:white;border-radius:22px;padding:15px 16px;box-shadow:0 14px 28px rgba(18,27,58,.18)}.status-card p{margin:3px 0 0;color:#b9c5ed;font-size:.84rem}.status-dot{width:11px;height:11px;border-radius:50%;background:var(--cyan);box-shadow:0 0 0 5px rgba(36,194,213,.16)}.status-dot.error{background:#ff836e;box-shadow:0 0 0 5px rgba(255,131,110,.16)}.refresh-button{border:0;border-radius:12px;width:40px;height:40px;background:#273461;color:#fff;font-size:1.45rem;cursor:pointer}.refresh-button.loading{animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.view-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:5px;background:#e6ebf8;padding:5px;border-radius:16px;margin:18px 0}.view-tabs button{border:0;background:transparent;border-radius:12px;padding:11px 5px;color:var(--muted);font-weight:800;cursor:pointer}.view-tabs button.active{background:var(--card);color:var(--navy);box-shadow:0 3px 10px rgba(25,40,84,.09)}.schedule{display:grid;gap:18px}.day-section{display:grid;gap:10px}.day-heading{display:flex;align-items:end;justify-content:space-between}.day-heading h2,.clubs-card h2{margin:0;font-size:1.35rem;letter-spacing:-.025em}.day-heading span{font-size:.82rem;color:var(--muted);font-weight:700}.lesson-card{display:grid;grid-template-columns:50px 1fr auto;gap:12px;align-items:center;background:var(--card);padding:13px;border:1px solid rgba(220,226,240,.8);border-radius:19px;box-shadow:0 5px 16px rgba(39,56,108,.055)}.lesson-number{display:grid;place-items:center;width:46px;height:46px;border-radius:15px;background:#edf1ff;color:var(--blue);font-weight:900}.lesson-main strong{display:block;font-size:1rem}.lesson-main small{display:block;margin-top:4px;color:var(--muted)}.room{align-self:center;border-radius:11px;background:#e8fbfd;color:#087d8b;padding:8px 10px;font-weight:900;font-size:.83rem;max-width:105px;text-align:center}.class-hour{border-color:#ffe099;background:linear-gradient(135deg,#fffdf5,#fff8dc)}.class-hour .lesson-number{background:var(--yellow);color:#634b00}.teacher{color:var(--blue)!important}.empty-card{padding:28px;text-align:center;border:2px dashed #ccd4e7;border-radius:20px;color:var(--muted)}.clubs-card,.install-card{margin-top:22px;background:var(--card);border:1px solid rgba(220,226,240,.8);border-radius:22px;padding:18px;box-shadow:var(--shadow)}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:10px}.add-button{border:0;background:#edf1ff;color:var(--blue);padding:10px 12px;border-radius:12px;font-weight:900;cursor:pointer}.clubs-list{display:grid;gap:9px;margin-top:14px}.club-item{display:flex;align-items:center;gap:12px;padding:12px;background:var(--paper);border-radius:15px;cursor:pointer}.club-day{width:43px;color:var(--blue);font-weight:900}.club-item strong{flex:1}.club-item span:last-child{color:var(--muted)}.install-card{padding:0;overflow:hidden}.install-card summary{list-style:none;display:flex;align-items:center;gap:12px;padding:17px;cursor:pointer}.install-card summary::-webkit-details-marker{display:none}.install-card summary>span:first-child{font-size:1.5rem}.install-card summary strong,.install-card summary small{display:block}.install-card summary small{margin-top:3px;color:var(--muted)}.chevron{margin-left:auto}.install-content{padding:0 18px 18px;display:grid;gap:12px}.install-content div{background:var(--paper);padding:13px;border-radius:14px}.install-content p{margin:5px 0 0;color:var(--muted);line-height:1.45}footer{text-align:center;color:#8a92a7;font-size:.78rem;line-height:1.5;padding:24px 18px 0}dialog{border:0;padding:0;background:transparent;width:min(calc(100% - 28px),520px);max-height:calc(100vh - 30px)}dialog::backdrop{background:rgba(10,18,44,.64);backdrop-filter:blur(7px)}.dialog-card{background:white;border-radius:25px;padding:22px;box-shadow:0 24px 70px rgba(11,20,52,.3)}.dialog-top{display:flex;justify-content:space-between;align-items:start;margin-bottom:20px}.dialog-top h2{margin:0;font-size:1.65rem}.close-button{box-shadow:none;background:var(--paper);width:40px;height:40px}.dialog-card label{display:grid;gap:7px;margin-top:14px;font-size:.87rem;color:var(--muted);font-weight:800}.dialog-card input,.dialog-card select{width:100%;border:1px solid var(--line);border-radius:13px;background:white;padding:13px;color:var(--ink);font-size:1rem;outline:none}.dialog-card input:focus,.dialog-card select:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(49,89,255,.12)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.form-note{color:var(--muted);font-size:.82rem;line-height:1.45}.primary-button{width:100%;border:0;border-radius:14px;background:var(--blue);color:#fff;padding:14px;font-weight:900;cursor:pointer}.dialog-actions{display:flex;gap:10px;margin-top:20px}.delete-button{border:0;background:#fff0ed;color:#bc3c29;border-radius:14px;padding:0 16px;font-weight:800;cursor:pointer}.delete-button[hidden]{display:none}@media (min-width:680px){.app-shell{padding-top:38px}.schedule.week-view{grid-template-columns:1fr 1fr}.schedule.week-view .day-section:last-child{grid-column:1/-1}.clubs-card,.install-card{margin-top:26px}}@media (max-width:420px){.lesson-card{grid-template-columns:44px 1fr auto;padding:11px;gap:9px}.lesson-number{width:42px;height:42px}.room{max-width:82px;padding:7px 8px}.form-row{grid-template-columns:1fr 1fr}}