:root{--bg: #0b0b10;--bg-elevated: #12121a;--bg-card: #14141c;--bg-card-2: #191926;--text-primary: #f8fafc;--text-secondary: #94a3b8;--text-faint: #64748b;--separator: #1e293b;--separator-2: #26334a;--accent: #3b82f6;--accent-2: #22d3ee;--accent-hover: #60a5fa;--accent-contrast: #04101f;--success: #34d399;--warning: #fbbf24;--error: #f87171;--glow: rgba(59, 130, 246, .45);--glow-2: rgba(34, 211, 238, .35);--shadow-card: 0 6px 30px rgba(0, 0, 0, .45);--shadow-card-hover: 0 14px 44px rgba(0, 0, 0, .6), 0 0 0 1px var(--separator-2);--radius-card: 14px;--radius-pill: 999px;--font-display: "Exo", system-ui, -apple-system, "Segoe UI", "PingFang SC", "Noto Sans SC", sans-serif;--font-body: system-ui, -apple-system, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans", "Noto Sans SC", "Noto Sans", sans-serif;--font-mono: "Roboto Mono", ui-monospace, "SF Mono", "Cascadia Code", Consolas, "Liberation Mono", monospace;--hero-grad: linear-gradient(120deg, #3b82f6 0%, #22d3ee 55%, #818cf8 100%);--header-blur-bg: rgba(11, 11, 16, .72);--grid-line: rgba(59, 130, 246, .06);--max-w: 1160px;color-scheme:dark}*,*:before,*:after{box-sizing:border-box;border:0 solid var(--separator)}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}body{margin:0;font-family:var(--font-body);font-size:17px;line-height:1.55;color:var(--text-primary);background:var(--bg);background-image:linear-gradient(var(--grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--grid-line) 1px,transparent 1px);background-size:44px 44px;background-attachment:fixed;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body:before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(1100px 520px at 50% -8%,rgba(59,130,246,.16),transparent 60%),radial-gradient(900px 460px at 92% 4%,rgba(34,211,238,.1),transparent 55%)}main{position:relative;z-index:1}img,svg{display:block;max-width:100%}a{color:var(--accent);text-decoration:none;transition:color .2s ease}a:hover{color:var(--accent-hover)}button{font:inherit;color:inherit;cursor:pointer;background:none;border:0}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}h1,h2,h3,h4{font-family:var(--font-display);letter-spacing:-.01em}.mono{font-family:var(--font-mono)}.container{width:100%;max-width:var(--max-w);margin-inline:auto;padding-inline:24px}.section{padding-block:clamp(56px,8vw,96px);position:relative}.section__eyebrow{font-family:var(--font-mono);font-size:13px;font-weight:600;letter-spacing:.28em;color:var(--accent-2);text-transform:uppercase;margin:0 0 12px;display:inline-flex;align-items:center;gap:10px}.section__eyebrow:before{content:"";width:26px;height:1px;background:linear-gradient(90deg,transparent,var(--accent-2))}.section__title{font-size:clamp(28px,4vw,40px);font-weight:700;line-height:1.12;margin:0 0 12px}.section__subtitle{color:var(--text-secondary);font-size:clamp(16px,1.6vw,18px);margin:0;max-width:62ch}.header{position:sticky;top:0;z-index:50;background:var(--header-blur-bg);backdrop-filter:saturate(160%) blur(18px);-webkit-backdrop-filter:saturate(160%) blur(18px);border-bottom:1px solid var(--separator)}.header__inner{display:flex;align-items:center;gap:14px;height:62px}.brand{display:inline-flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:20px;letter-spacing:.01em;color:var(--text-primary)}.brand:hover{color:var(--text-primary)}.brand__mark{width:30px;height:30px;border-radius:8px;flex-shrink:0;object-fit:cover;box-shadow:0 0 14px var(--glow)}.brand__name{background:var(--hero-grad);-webkit-background-clip:text;background-clip:text;color:transparent}.header__nav{display:flex;gap:2px;margin-inline-start:10px}.header__nav a{color:var(--text-secondary);font-size:15px;font-weight:500;padding:8px 12px;border-radius:8px;transition:color 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ease}.dropdown__trigger:hover{background:var(--bg-elevated);color:var(--text-primary)}.dropdown__menu{position:absolute;inset-block-start:calc(100% + 8px);inset-inline-end:0;min-width:220px;background:var(--bg-card);border:1px solid var(--separator-2);border-radius:12px;box-shadow:var(--shadow-card-hover);padding:6px;display:none;z-index:60}.dropdown__menu.open{display:block;animation:drop-in .14s ease}@keyframes drop-in{0%{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}.dropdown__menu a,.dropdown__menu button{display:flex;align-items:center;gap:10px;width:100%;padding:10px 12px;border-radius:9px;color:var(--text-primary);font-size:15px;text-align:start}.dropdown__menu a:hover,.dropdown__menu button:hover{background:var(--bg-elevated)}.dropdown__menu a[aria-current=true]{color:var(--accent);font-weight:600}.dropdown__caret{font-size:11px;opacity:.7}.dropdown__menu 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26px}.hero__badges{display:inline-flex;gap:10px;margin-bottom:26px;flex-wrap:wrap;justify-content:center}.badge{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:12.5px;font-weight:500;letter-spacing:.04em;padding:7px 13px;border-radius:var(--radius-pill);background:#3b82f614;color:var(--text-secondary);border:1px solid var(--separator-2)}.badge .dot{width:7px;height:7px;border-radius:50%;background:var(--success);box-shadow:0 0 8px var(--success)}.badge--free{color:var(--success)}.badge--local{color:var(--accent-2)}.badge--local .dot{background:var(--accent-2);box-shadow:0 0 8px var(--accent-2)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-family:var(--font-display);font-size:16px;font-weight:600;padding:13px 26px;border-radius:12px;background:var(--accent);color:var(--accent-contrast);box-shadow:0 0 0 1px #3b82f680,0 8px 26px #3b82f652;transition:transform .15s ease,box-shadow .2s ease,background .2s ease}.btn:hover{background:var(--accent-hover);color:var(--accent-contrast);box-shadow:0 0 0 1px #60a5fa99,0 10px 32px #3b82f673}.btn:active{transform:translateY(1px)}.btn--secondary{background:transparent;color:var(--text-primary);border:1px solid var(--separator-2);box-shadow:none}.btn--secondary:hover{background:var(--bg-elevated);color:var(--text-primary);box-shadow:none}.converter{margin-top:clamp(8px,2vw,20px);text-align:start}.conv-shell{position:relative;border-radius:18px;border:1px solid var(--separator-2);background:linear-gradient(180deg,#191926b8,#0e0e14b8);box-shadow:var(--shadow-card),inset 0 1px #ffffff08;overflow:hidden}.conv-bar{display:flex;align-items:center;gap:14px;padding:11px 18px;border-bottom:1px solid var(--separator);background:#0b0b1080;font-family:var(--font-mono);font-size:12px;letter-spacing:.06em;color:var(--text-faint)}.conv-bar__led{display:inline-flex;align-items:center;gap:8px;color:var(--text-secondary)}.led{width:9px;height:9px;border-radius:50%;background:var(--text-faint);box-shadow:0 0 0 0 transparent}.led--standby{background:var(--text-faint)}.led--loading{background:var(--warning);box-shadow:0 0 10px var(--warning);animation:pulse 1s ease-in-out infinite}.led--ready{background:var(--success);box-shadow:0 0 10px var(--success)}.led--busy{background:var(--accent-2);box-shadow:0 0 10px var(--accent-2);animation:pulse .7s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.conv-bar__spacer{flex:1}.conv-bar__privacy{color:var(--text-faint);display:inline-flex;align-items:center;gap:7px}.conv-bar__privacy svg{width:14px;height:14px}.conv-drop{margin:18px;padding:clamp(30px,6vw,56px) 20px;border:1.5px dashed var(--separator-2);border-radius:14px;display:flex;flex-direction:column;align-items:center;gap:12px;text-align:center;cursor:pointer;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;position:relative;overflow:hidden}.conv-drop:hover{border-color:var(--accent);background:#3b82f60d}.conv-drop.is-drag{border-color:var(--accent-2);background:#22d3ee12;box-shadow:0 0 0 1px var(--accent-2),0 0 44px var(--glow-2) inset}.conv-drop__icon{width:58px;height:58px;border-radius:14px;display:grid;place-items:center;color:var(--accent);background:#3b82f61a;border:1px solid var(--separator-2);box-shadow:0 0 24px var(--glow)}.conv-drop__icon svg{width:30px;height:30px}.conv-drop__title{font-family:var(--font-display);font-size:clamp(19px,2.4vw,24px);font-weight:600;margin:4px 0 0}.conv-drop__browse{color:var(--accent);font-weight:600}.conv-drop__hint{color:var(--text-faint);font-size:13.5px;font-family:var(--font-mono);letter-spacing:.02em}.conv-drop__formats{display:flex;flex-wrap:wrap;gap:6px;justify-content:center;margin-top:6px;max-width:640px}.fmt{font-family:var(--font-mono);font-size:11px;letter-spacing:.04em;padding:3px 9px;border-radius:6px;color:var(--text-secondary);background:var(--bg-elevated);border:1px solid var(--separator)}.conv-results{padding:0 18px 18px;display:flex;flex-direction:column;gap:14px}.conv-results:empty{display:none}.conv-item{border:1px solid var(--separator);border-radius:12px;background:var(--bg-card);overflow:hidden}.conv-item__head{display:flex;align-items:center;gap:12px;padding:12px 16px;border-bottom:1px solid var(--separator);background:#0b0b1066}.conv-item__status{display:inline-flex;align-items:center;gap:7px;font-family:var(--font-mono);font-size:12px;letter-spacing:.04em;color:var(--text-secondary);flex-shrink:0}.spinner{width:13px;height:13px;border-radius:50%;border:2px solid var(--separator-2);border-top-color:var(--accent-2);animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.conv-item__status.is-ok{color:var(--success)}.conv-item__status.is-err{color:var(--error)}.conv-item__name{font-weight:600;font-size:14.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;flex:1}.conv-item__meta{font-family:var(--font-mono);font-size:12px;color:var(--text-faint);flex-shrink:0}.conv-item__actions{display:flex;gap:8px;flex-shrink:0}.mini-btn{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:600;padding:7px 13px;border-radius:8px;color:var(--text-primary);background:var(--bg-elevated);border:1px solid var(--separator-2);transition:background .18s ease,border-color .18s ease,color .18s ease}.mini-btn:hover{background:var(--accent);color:var(--accent-contrast);border-color:var(--accent)}.mini-btn--ghost{background:transparent;border-color:var(--separator);color:var(--text-secondary)}.mini-btn--ghost:hover{color:var(--text-primary);background:var(--bg-elevated);border-color:var(--separator-2)}.conv-item__err{padding:14px 16px;color:var(--error);font-size:14px;display:flex;gap:10px;align-items:flex-start}.conv-item__err code{font-family:var(--font-mono);color:var(--error);background:#f871711f;padding:1px 7px;border-radius:6px;font-size:12px}.conv-out{margin:0;max-height:420px;overflow:auto;padding:18px;font-family:var(--font-mono);font-size:13px;line-height:1.7;color:#d6e2f0;white-space:pre-wrap;word-break:break-word;background:linear-gradient(180deg,#080a1099,#080a1059)}.conv-out::selection{background:#3b82f666}.conv-out::-webkit-scrollbar{width:10px;height:10px}.conv-out::-webkit-scrollbar-thumb{background:var(--separator-2);border-radius:8px}.conv-out::-webkit-scrollbar-track{background:transparent}.matrix{display:flex;flex-direction:column;gap:12px;margin-top:clamp(24px,3.4vw,40px)}.menu-item{position:relative;display:grid;grid-template-columns:auto auto 1fr auto;align-items:center;gap:16px;padding:16px 20px;border-radius:var(--radius-card);background:var(--bg-card);border:1px solid var(--separator);border-inline-start:3px solid transparent;color:var(--text-primary);overflow:hidden;transition:transform .22s cubic-bezier(.4,0,.2,1),border-color .22s ease,background .22s ease,box-shadow .22s ease}.menu-item:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,var(--glow),transparent 42%);opacity:0;transition:opacity .25s ease;pointer-events:none}.menu-item:hover{transform:translate(4px);border-color:var(--separator-2);border-inline-start-color:var(--accent);background:var(--bg-card-2);box-shadow:var(--shadow-card-hover);color:var(--text-primary)}[dir=rtl] .menu-item:hover{transform:translate(-4px)}.menu-item:hover:before{opacity:.5}.menu-item__idx{font-family:var(--font-mono);font-size:13px;color:var(--text-faint);min-width:26px}.menu-item:hover .menu-item__idx{color:var(--accent-2)}.menu-item__icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;font-size:24px;background:var(--bg-elevated);border:1px solid var(--separator);flex-shrink:0}.menu-item__icon img{width:26px;height:26px}.menu-item__body{min-width:0}.menu-item__name{font-family:var(--font-display);font-size:18px;font-weight:600;margin:0 0 3px;display:flex;align-items:center;gap:10px}.menu-item__desc{color:var(--text-secondary);font-size:14px;line-height:1.5;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.menu-item__meta{display:flex;align-items:center;gap:12px;flex-shrink:0}.menu-item__cat{font-family:var(--font-mono);font-size:11px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-2);padding:4px 10px;border-radius:7px;background:#22d3ee14;border:1px solid var(--separator-2)}.menu-item__arrow{color:var(--text-faint);font-size:20px;transition:transform .22s ease,color .2s ease}.menu-item:hover .menu-item__arrow{color:var(--accent)}[dir=ltr] .menu-item:hover .menu-item__arrow{transform:translate(5px)}[dir=rtl] .menu-item:hover .menu-item__arrow{transform:translate(-5px)}@media(max-width:560px){.menu-item{grid-template-columns:auto 1fr auto}.menu-item__idx,.menu-item__cat{display:none}}.feedback{margin:clamp(32px,5vw,52px) auto 0;text-align:center;color:var(--text-secondary);font-size:15px;max-width:62ch}.feedback__link{font-weight:600;white-space:nowrap;color:var(--accent)}.footer{border-top:1px solid var(--separator);background:#09090d99;padding-block:clamp(48px,6vw,72px) 32px;margin-top:clamp(48px,8vw,88px);position:relative}.footer__grid{display:grid;gap:32px;grid-template-columns:1fr;margin-bottom:40px}@media(min-width:720px){.footer__grid{grid-template-columns:2fr 1fr 1fr}}.footer h4{font-family:var(--font-mono);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.14em;color:var(--text-faint);margin:0 0 14px}.footer__tagline{color:var(--text-secondary);font-size:15px;margin:14px 0 0;max-width:36ch}.footer__links{list-style:none;margin:0;padding:0;display:grid;gap:10px}.footer__links a{color:var(--text-secondary);font-size:15px}.footer__links a:hover{color:var(--text-primary)}.footer__bar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;padding-top:24px;border-top:1px solid var(--separator);color:var(--text-faint);font-size:13px;font-family:var(--font-mono)}.support-hero{text-align:center;padding-block:clamp(48px,8vw,80px) 0}.support-hero h1{font-size:clamp(36px,6vw,56px);font-weight:700;margin:0 0 12px}.support-hero p{color:var(--text-secondary);font-size:clamp(17px,2vw,20px);max-width:56ch;margin:0 auto}.coffee-stage{display:flex;justify-content:center;align-items:flex-end;gap:clamp(8px,2vw,20px);padding-block:40px 24px;min-height:240px}.coffee{position:relative;width:clamp(96px,14vw,140px);opacity:0;transform:translateY(12px) scale(.96);transition:opacity .4s ease,transform .4s cubic-bezier(.34,1.56,.64,1)}.coffee.show{opacity:1;transform:translateY(0) scale(1)}.tiers{display:grid;gap:14px;grid-template-columns:1fr;max-width:720px;margin:0 auto}@media(min-width:640px){.tiers{grid-template-columns:repeat(3,1fr)}}.tier{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;padding:24px 18px;border-radius:var(--radius-card);border:2px solid var(--separator);background:var(--bg-card);transition:border-color .2s ease,transform .15s ease,box-shadow .2s ease;text-align:center}.tier:hover{transform:translateY(-3px);box-shadow:var(--shadow-card)}.tier[aria-pressed=true]{border-color:var(--accent);box-shadow:0 0 0 4px #3b82f62e,0 0 30px var(--glow)}.tier__label{font-size:15px;font-weight:600;color:var(--text-secondary)}.tier__price{font-family:var(--font-display);font-size:30px;font-weight:700;letter-spacing:-.02em}.tier__unit{font-size:13px;color:var(--text-secondary)}.tier__ribbon{position:absolute;inset-block-start:-12px;inset-inline-start:50%;transform:translate(-50%);background:var(--accent);color:var(--accent-contrast);font-size:12px;font-weight:700;padding:4px 12px;border-radius:var(--radius-pill);white-space:nowrap}[dir=rtl] .tier__ribbon{transform:translate(50%)}.pay{margin-top:32px;display:flex;flex-direction:column;align-items:center;gap:16px;text-align:center}.pay__with{font-family:var(--font-mono);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:.1em;color:var(--text-secondary)}.pay__row{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}.pay__btn{display:inline-flex;align-items:center;gap:10px;font-size:16px;font-weight:700;padding:14px 26px;border-radius:12px;border:1px solid var(--separator-2);background:var(--bg-card);color:var(--text-primary);transition:transform .15s ease,box-shadow .2s ease,background .2s ease}.pay__btn:hover{transform:translateY(-2px);box-shadow:var(--shadow-card)}.pay__btn--paypal{background:#ffc439;color:#111;border-color:transparent}.pay__btn--paypal:hover{background:#f0b32e;color:#111}.pay__note{color:var(--text-secondary);font-size:13px;max-width:46ch;margin:0 auto}.pay__count{margin-top:8px;font-size:14px;color:var(--text-secondary)}.pay__count strong{color:var(--accent)}.pay__thanks{display:none;text-align:center;margin-top:24px;color:var(--success);font-weight:600}.pay__thanks.show{display:block}.prose{max-width:72ch;margin-inline:auto;color:var(--text-primary);line-height:1.75}.prose h2{font-size:24px;font-weight:700;margin-top:36px}.prose h3{font-size:19px;font-weight:600;margin-top:24px}.prose p{margin:0 0 16px;color:var(--text-secondary)}.prose ul{color:var(--text-secondary);margin:0 0 16px;padding-inline-start:20px}.prose li{margin-bottom:6px}.page-head{padding-block:clamp(48px,8vw,80px) 8px;text-align:center}.page-head h1{font-size:clamp(34px,6vw,52px);font-weight:700;margin:0 0 12px}.page-head p{color:var(--text-secondary);font-size:18px;margin:0 auto;max-width:56ch}.notfound{text-align:center;padding-block:clamp(72px,12vw,140px)}.notfound h1{font-family:var(--font-mono);font-size:clamp(64px,14vw,140px);font-weight:800;letter-spacing:-.04em;margin:0;background:var(--hero-grad);-webkit-background-clip:text;background-clip:text;color:transparent;text-shadow:0 0 60px var(--glow)}.notfound p{color:var(--text-secondary);font-size:19px;margin:8px 0 32px}@media(prefers-reduced-motion:reduce){*{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}