:root{color-scheme:light;--ink:#172b38;--muted:#526673;--line:#d8e3e2;--paper:#f6f8f4;--white:#fff;--brand:#086e69;--brand-dark:#064c4a;--peach:#fce4d2;--soft:#e8f3ee;--shadow:0 16px 46px rgba(23,43,56,.08)}[hidden]{display:none!important}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Tahoma,"Segoe UI",Arial,sans-serif;line-height:1.85}img{max-width:100%}a{color:var(--brand-dark);text-decoration:none}a:hover{text-decoration:underline}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.55}.shell{width:min(1120px,calc(100% - 40px));margin-inline:auto}.skip{position:absolute;right:-9999px;top:8px;background:var(--ink);color:white;padding:8px 16px;z-index:10}.skip:focus{right:8px}.site-header{background:rgba(255,255,255,.96);border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:80px}.brand{display:inline-flex;align-items:center;gap:11px;font-size:1.15rem;font-weight:800;color:var(--ink)}.brand:hover{text-decoration:none}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:13px;background:var(--brand);color:#fff;font-size:1.3rem}.nav{display:flex;align-items:center;flex-wrap:wrap;gap:22px}.nav a{font-size:.91rem;font-weight:700;color:var(--muted)}.nav a[aria-current="page"],.nav a:hover{color:var(--brand-dark)}.hero{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:56px;padding:82px 0 70px}.eyebrow{font-size:.77rem;letter-spacing:.08em;font-weight:800;color:var(--brand);margin:0 0 12px}.hero h1,.page-hero h1{font-size:clamp(2.2rem,5vw,4.2rem);line-height:1.35;letter-spacing:-.055em;margin:0 0 22px}.hero p,.page-hero p{font-size:1.07rem;color:var(--muted);max-width:630px;margin:0 0 28px}.buttons{display:flex;flex-wrap:wrap;gap:12px}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 20px;border-radius:13px;font-weight:800;border:1px solid var(--brand);background:var(--brand);color:#fff;text-decoration:none}.button:hover{background:var(--brand-dark);text-decoration:none;color:#fff}.button.secondary{background:#fff;color:var(--brand-dark);border-color:var(--line)}.button.secondary:hover{border-color:var(--brand);background:var(--soft);color:var(--brand-dark)}.hero-art{position:relative;background:linear-gradient(145deg,#b9dcd2,#f7e1ca);border:1px solid #b7d6cd;border-radius:32px;min-height:340px;box-shadow:var(--shadow);overflow:hidden;display:grid;place-items:center}.hero-art:before,.hero-art:after{content:"";position:absolute;border:2px solid rgba(255,255,255,.58);border-radius:50%}.hero-art:before{width:390px;height:390px;left:-125px;top:-130px}.hero-art:after{width:230px;height:230px;right:-60px;bottom:-95px}.art-card{position:relative;z-index:1;width:min(320px,78%);aspect-ratio:1.15;border-radius:25px;background:#fff;box-shadow:0 22px 50px rgba(19,63,64,.16);padding:17px;transform:rotate(-7deg)}.art-landscape{height:68%;border-radius:16px;background:linear-gradient(180deg,#84bac0 0 44%,#b8d1c5 44% 55%,#438a83 55% 100%);position:relative;overflow:hidden}.art-landscape:before{content:"";position:absolute;width:130px;height:130px;border-radius:50%;background:#fff0d1;top:22px;left:30px;box-shadow:0 0 0 23px rgba(255,255,255,.16)}.art-landscape:after{content:"";position:absolute;inset:auto -20px -75px;border-radius:50% 50% 0 0;height:140px;background:#2e6e67}.art-bars{display:flex;gap:9px;margin-top:16px}.art-bars span{display:block;border-radius:9px;height:9px;background:#dce7e2;flex:1}.art-bars span:first-child{background:var(--brand);flex:1.5}.section{padding:44px 0 68px}.section-head{max-width:760px;margin-bottom:26px}.section-head h2{font-size:clamp(1.7rem,3vw,2.5rem);line-height:1.4;margin:0 0 8px;letter-spacing:-.04em}.section-head p{color:var(--muted);margin:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:27px;box-shadow:0 4px 15px rgba(23,43,56,.03)}.card-icon{display:grid;place-items:center;background:var(--soft);color:var(--brand-dark);width:48px;height:48px;border-radius:14px;font-size:1.55rem;font-weight:800}.card h3{font-size:1.25rem;margin:16px 0 7px}.card p{margin:0 0 20px;color:var(--muted);font-size:.94rem}.card a{font-weight:800}.wide-panel{border-radius:28px;background:#123b40;color:#fff;padding:37px 42px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:24px}.wide-panel h2{margin:0 0 8px;font-size:1.65rem}.wide-panel p{color:#cbe3df;margin:0;max-width:690px}.wide-panel .button{background:#fff;color:var(--brand-dark);border-color:#fff}.wide-panel .button:hover{background:#e8f3ee}.page-hero{padding:58px 0 36px}.page-hero h1{font-size:clamp(2rem,4vw,3.15rem)}.crumb{font-size:.82rem;color:var(--muted);margin-bottom:15px}.crumb a{color:var(--brand)}.tool-layout{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(300px,.95fr);gap:24px;align-items:start;padding:6px 0 64px}.panel{background:#fff;border:1px solid var(--line);border-radius:22px;padding:28px;box-shadow:0 5px 22px rgba(23,43,56,.03)}.panel h2{font-size:1.28rem;margin:0 0 16px}.panel p{color:var(--muted);margin:0 0 18px}.field{margin:0 0 17px}.field label{display:block;font-weight:800;margin-bottom:7px}.field small{display:block;color:var(--muted);margin-top:5px;line-height:1.6}.field input:not([type="checkbox"]):not([type="range"]),.field select{width:100%;min-height:47px;border:1px solid #bacccc;border-radius:11px;background:#fff;padding:9px 13px;color:var(--ink)}.field input[type="file"]{padding:12px;border:2px dashed #abc7bd;border-radius:13px;width:100%;background:#f8fcf9}.field input[type="range"]{width:100%;accent-color:var(--brand)}.field input:focus,.field select:focus{outline:3px solid #b8ded1;outline-offset:1px}.two-fields{display:grid;grid-template-columns:1fr 1fr;gap:14px}.check{display:flex;align-items:center;gap:9px;margin:5px 0 20px;font-weight:700}.check input{width:18px;height:18px;accent-color:var(--brand)}.tool-actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.status{min-height:26px;margin:14px 0 0!important;font-size:.92rem}.status.error{color:#a52d2d}.status.success{color:#075e38}.preview-box{min-height:240px;display:grid;place-items:center;background:#f1f7f4;border:1px dashed #b9d5cb;border-radius:16px;overflow:hidden;margin-bottom:16px}.preview-box img{display:block;max-height:360px;max-width:100%;object-fit:contain}.preview-box .empty{padding:28px;text-align:center;color:var(--muted)}.facts{display:grid;grid-template-columns:1fr 1fr;gap:10px}.fact{border:1px solid var(--line);border-radius:12px;padding:11px 13px;background:#fafcfb}.fact strong{display:block;font-size:1rem}.fact span{font-size:.8rem;color:var(--muted)}.hint{background:var(--soft);border-right:4px solid var(--brand);border-radius:10px;padding:13px 16px;color:#244f49;margin:18px 0}.article{max-width:800px;padding:5px 0 70px}.article h2{font-size:1.55rem;line-height:1.5;margin:37px 0 9px}.article h3{font-size:1.14rem;margin:25px 0 8px}.article p,.article li{color:#334a56}.article ul,.article ol{padding-right:22px}.article li{margin-bottom:7px}.article table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);font-size:.9rem}.article th,.article td{padding:12px;text-align:right;border-bottom:1px solid var(--line)}.article th{background:var(--soft)}.article .lead{font-size:1.08rem;color:var(--muted)}.related{border-top:1px solid var(--line);padding-top:22px;margin-top:36px}.related a{display:inline-block;margin-left:18px;font-weight:800}.site-footer{background:#102c35;color:#d3e1e2;margin-top:45px;padding:44px 0 28px}.footer-grid{display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:28px}.site-footer h2,.site-footer h3{color:white;margin:0 0 9px;font-size:1rem}.site-footer p{font-size:.85rem;margin:0;color:#b8ced0}.site-footer a{display:block;color:#e1eded;font-size:.85rem;margin-bottom:5px}.footer-bottom{border-top:1px solid #31505a;padding-top:16px;margin-top:30px;font-size:.78rem;color:#aac4c7}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:820px){.hero{grid-template-columns:1fr;padding:55px 0}.hero-art{min-height:285px}.cards{grid-template-columns:1fr 1fr}.tool-layout{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}.wide-panel{grid-template-columns:1fr}}@media(max-width:600px){.shell{width:min(100% - 28px,1120px)}.header-inner{display:block;padding:15px 0}.nav{gap:8px 16px;margin-top:12px}.nav a{font-size:.82rem}.cards,.two-fields,.footer-grid{grid-template-columns:1fr}.hero{gap:32px}.hero-art{min-height:245px}.panel{padding:21px}.wide-panel{padding:28px}.facts{grid-template-columns:1fr 1fr}}