/* base.css — темы, фон, кнопки, карточки */
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
[hidden]{display:none!important}
html,body{margin:0;height:100%;overflow:hidden;font-family:-apple-system,"SF Pro Rounded","SF Pro Display",Inter,system-ui,sans-serif;color:var(--tx);background:var(--s2)}
body[data-theme=calm]{--s1:#bfe3ff;--s2:#eaf1ff;--s3:#ffe1ec;--tx:#22305a;--sub:rgba(34,48,90,.65);--glass:rgba(255,255,255,.62);--bd:rgba(255,255,255,.95);--inp:rgba(255,255,255,.8);--acc:#ff6b8b;--acc2:#ffa26b;--cl:.65}
body[data-theme=dusk]{--s1:#ffb59e;--s2:#f5a5cf;--s3:#8d9fe6;--tx:#3b1d4d;--sub:rgba(59,29,77,.66);--glass:rgba(255,255,255,.45);--bd:rgba(255,255,255,.8);--inp:rgba(255,255,255,.62);--acc:#7a5cff;--acc2:#ff6b9d;--cl:.45}
body[data-theme=night]{--s1:#0b1536;--s2:#231a5a;--s3:#4b2f7c;--tx:#eef0ff;--sub:rgba(238,240,255,.65);--glass:rgba(28,26,78,.55);--bd:rgba(255,255,255,.2);--inp:rgba(255,255,255,.1);--acc:#8f7bff;--acc2:#4fd8ff;--cl:.12}
#sky{position:fixed;inset:0;background:linear-gradient(180deg,var(--s1),var(--s2) 55%,var(--s3));transition:background .6s}
#sky i{position:absolute;left:-320px;width:200px;height:60px;border-radius:60px;background:#fff;opacity:var(--cl);animation:cl linear infinite}
#sky i:before,#sky i:after{content:"";position:absolute;background:#fff;border-radius:50%}
#sky i:before{width:90px;height:90px;left:28px;top:-42px}#sky i:after{width:70px;height:70px;left:100px;top:-28px}
@keyframes cl{to{transform:translateX(calc(100vw + 720px))}}
#top{position:fixed;top:calc(env(safe-area-inset-top) + 10px);left:12px;right:12px;display:flex;gap:8px;z-index:30;align-items:center}
#top span{flex:1}
.ib{border:1px solid var(--bd);background:var(--glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);color:var(--tx);font-weight:700;font-size:15px;font-family:inherit;padding:11px 15px;border-radius:16px;text-decoration:none;cursor:pointer}
.card{background:var(--glass);border:1px solid var(--bd);border-radius:26px;padding:16px;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);box-shadow:0 14px 40px rgba(60,70,140,.14);text-align:left}
.card.center{text-align:center}
.btn{position:relative;border:0;color:#fff;font-weight:800;font-size:18px;font-family:inherit;padding:18px 26px;border-radius:22px;width:100%;background:linear-gradient(135deg,var(--acc),var(--acc2));box-shadow:0 12px 28px color-mix(in srgb,var(--acc) 45%,transparent),inset 0 1.5px 0 rgba(255,255,255,.5);cursor:pointer;transition:transform .25s cubic-bezier(.3,1.8,.5,1),opacity .2s}
.btn:active{transform:scale(.94)}.btn:disabled{opacity:.45;pointer-events:none}
.btn.alt{background:var(--glass);color:var(--tx);border:1px solid var(--bd);box-shadow:none}
.btn.sm{width:auto;padding:14px 20px;font-size:16px}.btn.danger{background:linear-gradient(135deg,#ff4d6d,#ff8a4d)}
input[type=text],input:not([type]),input[type=search]{width:100%;background:var(--inp);border:1.5px solid var(--bd);border-radius:18px;padding:15px 16px;color:var(--tx);font-weight:700;font-size:17px;font-family:inherit;outline:0;transition:.2s}
input::placeholder{color:var(--sub);font-weight:600}
input:focus{border-color:var(--acc);box-shadow:0 0 0 4px color-mix(in srgb,var(--acc) 25%,transparent)}
input.bad{border-color:#ff4d6d;animation:sk .4s}@keyframes sk{25%{transform:translateX(-8px)}75%{transform:translateX(8px)}}
input[type=range]{width:100%;accent-color:var(--acc);height:28px}
.chk{display:flex;align-items:center;gap:10px;font-weight:700;margin:8px 0;cursor:pointer}.chk input{width:22px;height:22px;accent-color:var(--acc)}
.lab{font-size:13px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;color:var(--sub);margin:4px 0 8px}.lab.sm{margin-top:12px}
.sub{color:var(--sub);font-size:15px;line-height:1.4;margin:0}.note{font-size:12.5px;color:var(--sub);margin:0;line-height:1.35}
h1{margin:0;font-size:clamp(38px,11vw,56px);font-weight:900;letter-spacing:-2px;line-height:1;background:linear-gradient(135deg,var(--acc),var(--acc2));-webkit-background-clip:text;background-clip:text;color:transparent}
h2{margin:0;font-size:27px;font-weight:850;letter-spacing:-.6px}
.hero{font-size:74px;line-height:1;animation:fl 3.2s ease-in-out infinite;filter:drop-shadow(0 12px 18px rgba(0,0,0,.15))}
@keyframes fl{50%{transform:translateY(-12px) rotate(4deg)}}
.spin{animation:fl 1.4s ease-in-out infinite}
.row{display:flex;gap:10px;align-items:center}.row.chips{flex-wrap:wrap}.row3{display:flex;gap:8px;justify-content:center;flex-wrap:wrap}
.chips span,.chipb{padding:10px 14px;border-radius:14px;background:var(--inp);border:1px solid var(--bd);font-weight:750;font-size:14px;cursor:pointer;color:var(--tx);font-family:inherit;transition:.25s cubic-bezier(.3,1.7,.5,1)}
.chips span.on{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;transform:scale(1.06);border-color:transparent}
.seg{display:flex;background:rgba(0,0,0,.08);border-radius:16px;padding:4px;margin-bottom:10px}
.seg div{flex:1;text-align:center;padding:12px 4px;border-radius:12px;font-weight:750;font-size:15px;cursor:pointer;transition:.3s;opacity:.7}
.seg div.on{background:linear-gradient(135deg,var(--acc),var(--acc2));color:#fff;opacity:1;box-shadow:0 6px 14px color-mix(in srgb,var(--acc) 40%,transparent)}
.avs{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:10px}.avs span{font-size:28px;width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:var(--inp);cursor:pointer;transition:.3s cubic-bezier(.3,1.8,.5,1)}
.avs span.on{background:linear-gradient(135deg,var(--acc),var(--acc2));transform:scale(1.15) rotate(-5deg)}
#toast{position:fixed;left:50%;top:calc(env(safe-area-inset-top) + 66px);transform:translate(-50%,-30px) scale(.8);opacity:0;z-index:90;background:#111;color:#fff;padding:12px 20px;border-radius:22px;font-weight:700;font-size:14px;max-width:88vw;text-align:center;transition:.4s cubic-bezier(.3,1.7,.5,1);pointer-events:none}
#toast.on{transform:translate(-50%,0) scale(1);opacity:1}