.site-header{position:sticky;top:0;z-index:50;background:#ffffffe6;-webkit-backdrop-filter:saturate(180%) blur(10px);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}.site-header__inner{display:flex;align-items:center;justify-content:space-between;min-height:var(--header-h);gap:16px}.brand{display:inline-flex;align-items:center;gap:8px;font-size:1.25rem;font-weight:700;color:var(--gray-900)}.brand:hover{text-decoration:none}.brand__icon{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:9px;background:var(--primary);color:#fff;font-size:1.1rem}.brand__text strong{color:var(--primary)}.site-nav{display:flex;align-items:center;gap:4px;flex-wrap:wrap}.site-nav__link{padding:8px 12px;border-radius:var(--radius-sm);font-size:.92rem;font-weight:500;color:var(--gray-700)}.site-nav__link:hover{background:var(--surface-alt);text-decoration:none}.site-nav__link.active{color:var(--primary);background:var(--brand-50)}.site-header__toggle{display:none;font-size:1.4rem;background:transparent;border:none;color:var(--gray-700);padding:4px 8px}@media (max-width: 860px){.site-header__toggle{display:block}.site-nav{position:absolute;top:var(--header-h);left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--surface);border-bottom:1px solid var(--border);box-shadow:var(--shadow);padding:8px;display:none}.site-nav.is-open{display:flex}.site-nav__link{padding:12px}}.site-footer{margin-top:auto;background:var(--ink);color:var(--on-dark-muted);padding-top:48px}.site-footer__grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px;padding-bottom:32px}.site-footer h4{color:#fff;font-size:.95rem;margin-bottom:12px}.site-footer ul{list-style:none;padding:0;display:flex;flex-direction:column;gap:8px}.site-footer a{color:var(--on-dark-muted);font-size:.9rem}.site-footer a:hover{color:var(--red)}.brand--footer{color:#fff;margin-bottom:10px}.brand--footer .brand__text{color:#fff}.site-footer__bottom{border-top:1px solid var(--on-dark-border);padding-block:20px;font-size:.82rem;color:var(--on-dark-muted)}@media (max-width: 720px){.site-footer__grid{grid-template-columns:1fr;gap:24px}}.cookie-consent{position:fixed;left:50%;bottom:16px;transform:translate(-50%);z-index:100;width:min(920px,calc(100% - 32px));display:flex;align-items:center;gap:16px;padding:14px 18px;border:1px solid var(--gray-300);border-radius:var(--radius-md, 12px);background:var(--surface, #fff);box-shadow:0 8px 30px #0000002e}.cookie-consent__text{margin:0;font-size:.875rem;line-height:1.5;color:var(--gray-700, #374151)}.cookie-consent__text a{text-decoration:underline}.cookie-consent__btn{flex-shrink:0;white-space:nowrap}@media (max-width: 560px){.cookie-consent{flex-direction:column;align-items:stretch;text-align:center}}.app-shell{display:flex;flex-direction:column;min-height:100vh}.app-main{flex:1 0 auto}.ad-slot{width:100%;margin-block:8px}.ad-slot--placeholder{display:flex;align-items:center;justify-content:center;min-height:90px;border:1px dashed var(--gray-300);border-radius:var(--radius-sm);background:repeating-linear-gradient(45deg,var(--gray-100),var(--gray-100) 10px,var(--gray-50) 10px,var(--gray-50) 20px);color:var(--gray-400);font-size:.75rem;letter-spacing:.08em;text-transform:uppercase}.cat-card{display:flex;align-items:center;gap:16px;padding:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.cat-card:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--accent, var(--brand-400))}.cat-card__icon{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;flex-shrink:0;border-radius:12px;font-size:1.5rem;background:var(--mist)}.cat-card__body{display:flex;flex-direction:column;gap:2px;min-width:0}.cat-card__title{font-weight:700;color:var(--gray-900)}.cat-card__desc{font-size:.85rem;color:var(--text-muted)}.cat-card__arrow{margin-left:auto;color:var(--accent, var(--brand-500));font-size:1.2rem;flex-shrink:0}.conv-card{display:flex;flex-direction:column;gap:6px;padding:18px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm);height:100%;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}.conv-card:hover{text-decoration:none;transform:translateY(-2px);box-shadow:var(--shadow);border-color:var(--brand-400)}.conv-card__title{font-weight:700;color:var(--gray-900)}.conv-card__desc{font-size:.85rem;color:var(--text-muted);flex:1}.conv-card__cta{font-size:.85rem;font-weight:600;color:var(--primary);margin-top:4px}.hero{background:linear-gradient(135deg,var(--steel),var(--ink));color:#fff;padding-block:64px;text-align:center}.hero__inner{display:flex;flex-direction:column;align-items:center;gap:18px}.hero .badge{background:#ffffff26;color:#fff}.hero__title{font-size:clamp(2rem,5vw,3.2rem);color:#fff;max-width:16ch;line-height:1.1}.hero__title span{color:var(--red)}.hero__subtitle{max-width:60ch;font-size:1.1rem;color:#ffffffe6}.hero__actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:8px}.hero__actions .btn-ghost{background:#ffffff1f;border-color:#ffffff4d;color:#fff}.hero__actions .btn-ghost:hover{background:#ffffff38}.home-section{margin-block:40px}.section-head{margin-bottom:20px}.section-head h2{font-size:1.6rem}.grid-cards{grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}.grid-categories{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.breadcrumbs{margin-bottom:16px}.breadcrumbs ol{display:flex;flex-wrap:wrap;align-items:center;gap:6px;list-style:none;padding:0;font-size:.85rem;color:var(--text-muted)}.breadcrumbs li{display:flex;align-items:center;gap:6px}.breadcrumbs li+li:before{content:"/";color:var(--gray-300)}.breadcrumbs a{color:var(--text-muted)}.breadcrumbs a:hover{color:var(--primary)}.breadcrumbs [aria-current=page] span{color:var(--gray-700);font-weight:600}.static-page .prose h1{font-size:clamp(1.7rem,3vw,2.2rem);margin-bottom:16px}.static-page__cols{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}.contact-form{display:flex;flex-direction:column;gap:16px;padding:24px}.contact-form textarea{resize:vertical;font-family:inherit}.page-head{display:flex;align-items:center;gap:16px;margin-bottom:8px}.page-head__icon{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:14px;font-size:1.8rem;color:#fff;flex-shrink:0}.page-head h1{font-size:clamp(1.6rem,3vw,2.1rem)}.not-found{text-align:center;display:flex;flex-direction:column;align-items:center;gap:12px;padding-block:80px}.not-found__code{font-size:5rem;font-weight:800;color:var(--brand-200);line-height:1}@media (max-width: 720px){.static-page__cols{grid-template-columns:1fr}}.converter{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);box-shadow:var(--shadow);padding:24px}.converter__row{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:end}.converter__swap{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:50%;border:1px solid var(--border);background:var(--surface);color:var(--primary);font-size:1.2rem;margin-bottom:2px;transition:transform .2s ease,background .15s ease}.converter__swap:hover{background:var(--brand-50);transform:rotate(180deg)}.converter__result{margin-top:20px;padding:16px 20px;background:var(--brand-50);border-radius:var(--radius);text-align:center}.converter__result .value{font-size:1.75rem;font-weight:800;color:var(--brand-800);word-break:break-word}.converter__result .label{font-size:.85rem;color:var(--brand-700);margin-top:4px}.converter__note{margin-top:14px;font-size:.82rem;color:var(--text-muted);text-align:center}.converter__error{margin-top:12px;padding:10px 14px;background:var(--mist);border:1px solid var(--red);border-radius:var(--radius-sm);color:var(--danger);font-size:.88rem}.conv-table{width:100%;border-collapse:collapse;margin-top:20px;font-size:.92rem}.conv-table th,.conv-table td{padding:8px 12px;text-align:left;border-bottom:1px solid var(--border)}.conv-table th{color:var(--text-muted);font-weight:600;font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}.color-preview{width:100%;height:96px;border-radius:var(--radius);border:1px solid var(--border);margin-top:16px}.color-inputs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.currency-status{display:flex;align-items:center;gap:8px;justify-content:center;margin-top:12px;font-size:.8rem;color:var(--text-muted)}.currency-status .dot{width:8px;height:8px;border-radius:50%;background:var(--steel)}.currency-status .dot--stale{background:var(--red)}@media (max-width: 560px){.converter{padding:18px}.converter__row{grid-template-columns:1fr}.converter__swap{justify-self:center;transform:rotate(90deg)}.converter__swap:hover{transform:rotate(270deg)}.color-inputs{grid-template-columns:1fr}}.converter-page{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start}.converter-page>.breadcrumbs{grid-column:1 / -1}.converter-page__head{margin-bottom:24px}.converter-page__head h1{font-size:clamp(1.6rem,3vw,2.1rem);margin-bottom:12px}.converter-page__intro{color:var(--gray-700);max-width:65ch}.converter-page__aside{position:sticky;top:calc(var(--header-h) + 16px)}.faq{margin-top:32px;max-width:none}.faq__item{border:1px solid var(--border);border-radius:var(--radius-sm);padding:4px 16px;margin-bottom:10px;background:var(--surface)}.faq__item summary{cursor:pointer;font-weight:600;padding:10px 0;color:var(--gray-800);list-style:none}.faq__item summary::-webkit-details-marker{display:none}.faq__item summary:before{content:"+ ";color:var(--primary);font-weight:700}.faq__item[open] summary:before{content:"– "}.faq__item p{padding-bottom:12px;color:var(--gray-600);margin:0}@media (max-width: 940px){.converter-page{grid-template-columns:1fr}.converter-page__aside{position:static}}:root{--white: #ffffff;--mist: #dcdcdd;--ink: #222834;--steel: #2e4a63;--red: #fb4747;--on-dark: var(--white);--on-dark-muted: rgba(255, 255, 255, .72);--on-dark-border: rgba(255, 255, 255, .14);--brand-50: var(--mist);--brand-100: rgba(251, 71, 71, .22);--brand-200: var(--red);--brand-400: var(--red);--brand-500: var(--red);--brand-600: var(--red);--brand-700: var(--steel);--brand-800: var(--ink);--gray-50: var(--white);--gray-100: var(--mist);--gray-200: rgba(34, 40, 52, .14);--gray-300: rgba(34, 40, 52, .3);--gray-400: var(--steel);--gray-500: var(--steel);--gray-600: var(--steel);--gray-700: var(--ink);--gray-800: var(--ink);--gray-900: var(--ink);--bg: var(--mist);--surface: var(--white);--surface-alt: var(--mist);--border: rgba(34, 40, 52, .14);--text: var(--ink);--text-muted: var(--steel);--primary: var(--red);--primary-hover: var(--ink);--primary-contrast: var(--white);--ring: var(--red);--danger: var(--red);--font-sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: "SFMono-Regular", ui-monospace, Menlo, Consolas, monospace;--container: 1120px;--radius-sm: 8px;--radius: 12px;--radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(34, 40, 52, .08);--shadow: 0 6px 20px rgba(34, 40, 52, .1);--shadow-lg: 0 14px 34px rgba(34, 40, 52, .16);--header-h: 64px}*,*:before,*:after{box-sizing:border-box}*{margin:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100vh}img,svg{display:block;max-width:100%}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,h4{line-height:1.25;font-weight:700;color:var(--gray-900)}button{font-family:inherit;cursor:pointer}:focus-visible{outline:3px solid var(--ring);outline-offset:2px;border-radius:4px}.container{width:100%;max-width:var(--container);margin-inline:auto;padding-inline:20px}.page{padding-block:32px 56px}.stack{display:flex;flex-direction:column;gap:16px}.grid{display:grid;gap:20px}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;font-size:.95rem;font-weight:600;border-radius:var(--radius-sm);border:1px solid transparent;transition:background .15s ease,color .15s ease,border-color .15s ease}.btn-primary{background:var(--primary);color:var(--primary-contrast)}.btn-primary:hover{background:var(--primary-hover);text-decoration:none}.btn-ghost{background:transparent;border-color:var(--border);color:var(--text)}.btn-ghost:hover{background:var(--surface-alt);text-decoration:none}.badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;font-size:.78rem;font-weight:600;border-radius:999px;background:var(--brand-50);color:var(--brand-700)}.muted{color:var(--text-muted)}.field{display:flex;flex-direction:column;gap:6px}.field label{font-size:.85rem;font-weight:600;color:var(--gray-700)}.input,.select{width:100%;padding:12px 14px;font-size:1rem;color:var(--text);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);transition:border-color .15s ease,box-shadow .15s ease}.input:focus,.select:focus{outline:none;border-color:var(--brand-400);box-shadow:0 0 0 3px var(--brand-100)}.prose{max-width:70ch;color:var(--gray-700)}.prose h2{font-size:1.4rem;margin-top:28px;margin-bottom:10px}.prose h3{font-size:1.15rem;margin-top:20px;margin-bottom:8px}.prose p,.prose ul{margin-bottom:14px}.prose ul{padding-left:20px}.prose li{margin-bottom:6px}