:root{--bg:#F7F8FA;--bg-elev:#FFFFFF;--bg-sunken:#F2F3F7;--ink:#0B0D12;--text:#111318;--text-soft:#3A4048;--muted:#68707D;--muted-2:#A5ABB6;--border:#E7E9EE;--border-strong:#D5D8E0;--accent:#5B5BF7;--accent-2:#4340E8;--accent-soft:rgba(91,91,247,.08);--accent-ring:rgba(91,91,247,.16);--green:#22C55E;--amber:#B45309;--red-soft:#FEF2F2;--red-border:#FECACA;--red-text:#991B1B;--radius-xs:8px;--radius-sm:12px;--radius-md:14px;--radius-lg:20px;--radius-xl:26px;--radius-pill:999px;--shadow-xs:0 0 0 1px rgba(17,19,24,.035),0 1px 2px rgba(17,19,24,.04);--shadow-sm:0 0 0 1px rgba(17,19,24,.04),0 1px 2px rgba(17,19,24,.04),0 4px 12px -6px rgba(17,19,24,.08);--shadow-md:0 0 0 1px rgba(17,19,24,.045),0 1px 2px rgba(17,19,24,.04),0 8px 24px -10px rgba(17,19,24,.12),0 24px 48px -24px rgba(17,19,24,.14);--shadow-lg:0 0 0 1px rgba(17,19,24,.05),0 2px 4px rgba(17,19,24,.04),0 12px 32px -12px rgba(17,19,24,.14),0 32px 64px -32px rgba(17,19,24,.18);--shadow-inset:inset 0 1px 0 rgba(255,255,255,.75),0 0 0 1px rgba(17,19,24,.05);--ease:cubic-bezier(.32,.72,0,1);--ease-out:cubic-bezier(.16,1,.3,1);--dur-fast:.16s;--dur:.24s;--dur-slow:.4s;--maxw:1200px;--maxw-narrow:720px;--maxw-reading:760px}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px;-webkit-tap-highlight-color:transparent}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;font-size:16px;line-height:1.55;font-feature-settings:'cv02','cv03','cv04','cv11','ss01','ss03','kern','liga','calt';-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizeLegibility;overflow-x:hidden;min-height:100dvh}
body::before{content:'';position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.35;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3CfeColorMatrix values='0 0 0 0 0.07 0 0 0 0 0.08 0 0 0 0 0.1 0 0 0 .06 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}
body > *{position:relative;z-index:1}
body.dialog-open{overflow:hidden}
img{max-width:100%;display:block;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer;font-family:inherit}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4,p{margin:0}
[hidden]{display:none !important}
::selection{background:rgba(91,91,247,.22);color:var(--ink)}
:focus-visible{outline:none;box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--accent-ring);border-radius:var(--radius-sm)}
@media (pointer:fine){::-webkit-scrollbar{width:14px;height:14px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--border-strong);border:4px solid var(--bg);border-radius:var(--radius-pill)}::-webkit-scrollbar-thumb:hover{background:#B9BEC9}}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.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}
.skip{position:absolute;left:16px;top:-100px;z-index:200;background:var(--ink);color:#fff;padding:10px 16px;border-radius:var(--radius-sm);font-weight:600;font-size:14px;transition:top var(--dur) var(--ease)}
.skip:focus{top:16px}
.scroll-progress{position:fixed;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-2));transform:scaleX(0);transform-origin:0 50%;z-index:100;pointer-events:none;transition:transform .12s linear;will-change:transform}
.noscript-bar{background:#FFF7ED;border-bottom:1px solid #FED7AA;color:#9A3412;font-size:13.5px;font-weight:500;padding:10px 24px;text-align:center}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:15px;line-height:1;letter-spacing:-.005em;padding:14px 22px;border-radius:var(--radius-md);border:1px solid transparent;background:transparent;cursor:pointer;white-space:nowrap;position:relative;isolation:isolate;overflow:hidden;transition:transform var(--dur-fast) var(--ease),box-shadow var(--dur) var(--ease),background var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease),color var(--dur-fast) var(--ease);will-change:transform;-webkit-tap-highlight-color:transparent}
.btn:active{transform:translateY(1px) scale(.995)}
.btn-primary::after{content:'';position:absolute;inset:0;background:linear-gradient(100deg,transparent 20%,rgba(255,255,255,.22) 45%,transparent 70%);transform:translateX(-120%);transition:transform .8s var(--ease-out);pointer-events:none}
.btn-primary:hover::after{transform:translateX(120%)}
.btn-primary{background:linear-gradient(180deg,var(--accent) 0%, var(--accent-2) 100%);color:#fff;box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 1px 2px rgba(91,91,247,.25),0 8px 24px -8px rgba(91,91,247,.5)}
.btn-primary:hover{transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 1px 2px rgba(91,91,247,.3),0 14px 32px -10px rgba(91,91,247,.6)}
.btn-ghost{background:#fff;border-color:var(--border);color:var(--text);box-shadow:var(--shadow-xs)}
.btn-ghost:hover{border-color:var(--border-strong);background:#FCFCFD;transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.btn-sm{padding:10px 16px;font-size:14px;border-radius:var(--radius-sm)}
.btn-lg{padding:16px 26px;font-size:16px;border-radius:var(--radius-md)}
.btn-block{width:100%}
.btn[disabled],.btn[aria-busy="true"]{opacity:.6;pointer-events:none}
.nav{position:sticky;top:0;z-index:60;background:rgba(247,248,250,.72);-webkit-backdrop-filter:saturate(180%) blur(20px);backdrop-filter:saturate(180%) blur(20px);border-bottom:1px solid transparent;transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease)}
.nav.is-scrolled{border-bottom-color:var(--border);background:rgba(255,255,255,.85)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:68px}
.logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;font-size:18px;letter-spacing:-.04em;transition:opacity var(--dur-fast) var(--ease)}
.logo:hover{opacity:.7}
.logo-mark{width:28px;height:28px;border-radius:9px;background:linear-gradient(135deg,var(--accent) 0%, var(--accent-2) 100%);display:inline-flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 1px 2px rgba(91,91,247,.35),0 6px 16px -6px rgba(91,91,247,.55)}
.logo-mark svg{width:16px;height:16px}
.logo .logo-word{display:inline-flex;align-items:baseline}
.logo .logo-word .dot{width:4px;height:4px;border-radius:50%;background:var(--accent);margin-left:3px;transform:translateY(-6px);display:inline-block}
.nav-links{display:none;gap:32px;align-items:center}
.nav-links a{font-size:14px;font-weight:500;color:var(--muted);letter-spacing:-.005em;position:relative;padding:6px 0;transition:color var(--dur-fast) var(--ease)}
.nav-links a:hover{color:var(--text)}
.nav-links a::after{content:'';position:absolute;left:0;right:0;bottom:-2px;height:1.5px;background:linear-gradient(90deg,transparent,var(--accent),transparent);transform:scaleX(0);transform-origin:center;transition:transform var(--dur) var(--ease)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:10px}
.menu-btn{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:40px;height:40px;border-radius:var(--radius-sm);border:1px solid var(--border);background:#fff;box-shadow:var(--shadow-xs);padding:0 10px;transition:box-shadow var(--dur-fast) var(--ease),border-color var(--dur-fast) var(--ease)}
.menu-btn:hover{border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.menu-btn span{display:block;height:1.75px;background:var(--text);border-radius:2px;transition:transform var(--dur) var(--ease),opacity var(--dur) var(--ease)}
.menu-btn[aria-expanded="true"] span:nth-child(1){transform:translateY(5.75px) rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){opacity:0}
.menu-btn[aria-expanded="true"] span:nth-child(3){transform:translateY(-5.75px) rotate(-45deg)}
.mobile-menu{border-top:1px solid var(--border);background:#fff;padding:10px 24px 20px;display:flex;flex-direction:column;animation:slideDown var(--dur) var(--ease-out)}
@keyframes slideDown{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:translateY(0)}}
.mobile-menu a{padding:14px 0;font-weight:500;font-size:16px;border-bottom:1px solid var(--border);letter-spacing:-.01em}
.mobile-menu a:last-child{border-bottom:0}
@media (min-width:880px){.nav-links{display:flex}.menu-btn{display:none}.mobile-menu{display:none !important}}
.hero-wrap{position:relative;padding:72px 0 32px;overflow:hidden}
.hero-wrap::before{content:'';position:absolute;top:-80px;left:50%;width:min(980px,120vw);height:620px;transform:translateX(-50%);background:radial-gradient(60% 60% at 50% 40%, rgba(91,91,247,.14) 0%, rgba(91,91,247,.06) 35%, transparent 70%);pointer-events:none;z-index:0;filter:blur(2px)}
.hero-wrap::after{content:'';position:absolute;inset:0;pointer-events:none;z-index:0;background-image:linear-gradient(rgba(17,19,24,.045) 1px, transparent 1px),linear-gradient(90deg, rgba(17,19,24,.045) 1px, transparent 1px);background-size:64px 64px;background-position:center top;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 50% 30%, black 30%, transparent 75%);mask-image:radial-gradient(ellipse 70% 60% at 50% 30%, black 30%, transparent 75%);opacity:.85}
.hero-inner{position:relative;z-index:1;text-align:center}
.hero-pill{display:inline-flex;align-items:center;gap:8px;padding:6px 12px 6px 8px;background:rgba(255,255,255,.9);border:1px solid var(--border);border-radius:var(--radius-pill);box-shadow:var(--shadow-xs);font-size:12.5px;font-weight:600;color:var(--muted);letter-spacing:-.005em;backdrop-filter:blur(8px)}
.hero-pill-dot{width:6px;height:6px;border-radius:50%;background:var(--green);box-shadow:0 0 0 3px rgba(34,197,94,.15);animation:pulse 2.4s var(--ease) infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(34,197,94,.15)}50%{box-shadow:0 0 0 5px rgba(34,197,94,.08)}}
.hero h1{margin:26px auto 0;max-width:900px;font-size:clamp(2.2rem,6.4vw,4rem);font-weight:800;letter-spacing:-.045em;line-height:1.02;color:var(--ink);text-wrap:balance}
.hero h1 .accent{background:linear-gradient(180deg,var(--accent) 0%, var(--accent-2) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .sub{margin:22px auto 0;max-width:600px;font-size:clamp(1.02rem,2.2vw,1.18rem);color:var(--muted);line-height:1.55;letter-spacing:-.01em;text-wrap:balance}
.hero-demo{display:inline-flex;align-items:center;gap:12px;margin-top:22px;padding:8px 16px 8px 10px;background:rgba(255,255,255,.85);border:1px solid var(--border);border-radius:var(--radius-pill);box-shadow:var(--shadow-sm);font-size:13.5px;font-weight:600;color:var(--muted);letter-spacing:-.005em;font-variant-numeric:tabular-nums;backdrop-filter:blur(8px);max-width:100%}
.hero-demo-icon{width:24px;height:24px;border-radius:50%;background:linear-gradient(180deg,var(--accent),var(--accent-2));color:#fff;display:inline-flex;align-items:center;justify-content:center;box-shadow:0 1px 2px rgba(91,91,247,.4),0 4px 10px -3px rgba(91,91,247,.55);flex:none}
.hero-demo-icon svg{width:12px;height:12px}
.hero-demo-stage{position:relative;display:inline-block;height:1.4em;min-width:280px;overflow:hidden;text-align:left;vertical-align:middle}
.hero-demo-line{position:absolute;inset:0;display:flex;align-items:center;gap:8px;opacity:0;transform:translateY(100%);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.hero-demo-line.active{opacity:1;transform:translateY(0)}
.hero-demo-line strong{color:var(--ink);font-weight:700}
.hero-demo-line .arrow{color:var(--muted-2)}
.hero-demo-line .pct{color:var(--green);font-weight:700;padding:2px 8px;border-radius:var(--radius-pill);background:rgba(34,197,94,.1);font-size:12px}
@media (max-width:520px){.hero-demo-stage{min-width:190px}.hero-demo{font-size:12px;gap:8px;padding:6px 10px 6px 8px}.hero-demo-line .pct{display:none}}
.tool-card{position:relative;margin:36px auto 0;max-width:720px;background:#fff;border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);padding:22px;text-align:left;transition:box-shadow var(--dur) var(--ease)}
@media (min-width:640px){.tool-card{padding:28px}}
.tool-card::before{content:'';position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(180deg, rgba(255,255,255,.6), rgba(17,19,24,.06));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.dropzone{position:relative;border:1.5px dashed var(--border-strong);border-radius:var(--radius-lg);background:linear-gradient(180deg,#FCFCFD 0%, #F7F8FB 100%);padding:44px 22px 32px;text-align:center;cursor:pointer;transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);outline:none;overflow:hidden}
.dropzone::after{content:'';position:absolute;inset:0;background:radial-gradient(60% 80% at 50% 100%, rgba(91,91,247,.05), transparent 70%);opacity:0;transition:opacity var(--dur) var(--ease);pointer-events:none}
.dropzone:hover{border-color:#C3C8D2;background:linear-gradient(180deg,#FAFAFC 0%, #F5F6FA 100%)}
.dropzone:hover::after{opacity:1}
.dropzone:focus-visible{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-ring)}
.dropzone.is-drag{border-color:var(--accent);background:linear-gradient(180deg, rgba(91,91,247,.06) 0%, rgba(91,91,247,.1) 100%);transform:scale(1.006);box-shadow:0 0 0 4px var(--accent-ring)}
.dropzone.is-drag::after{opacity:1}
.dz-icon{width:52px;height:52px;margin:0 auto 18px;display:flex;align-items:center;justify-content:center;border-radius:16px;background:linear-gradient(180deg,#fff 0%, #F2F3F7 100%);color:var(--accent);box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 1px 2px rgba(17,19,24,.06),0 6px 16px -8px rgba(91,91,247,.25);transition:transform var(--dur) var(--ease)}
.dropzone:hover .dz-icon{transform:translateY(-2px)}
.dz-title{font-size:18px;font-weight:700;letter-spacing:-.02em;color:var(--ink)}
.dz-or{font-size:13px;color:var(--muted-2);margin:10px 0;letter-spacing:-.005em}
.dz-btn{display:inline-flex;align-items:center;justify-content:center;background:linear-gradient(180deg,var(--accent) 0%, var(--accent-2) 100%);color:#fff;font-weight:600;font-size:15px;padding:13px 26px;border-radius:var(--radius-md);box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 1px 2px rgba(91,91,247,.25),0 8px 20px -8px rgba(91,91,247,.5);transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.dropzone:hover .dz-btn{transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.28),0 1px 2px rgba(91,91,247,.3),0 14px 28px -10px rgba(91,91,247,.6)}
.dz-formats{margin-top:18px;font-size:11.5px;font-weight:600;letter-spacing:.12em;color:var(--muted-2);text-transform:uppercase}
.dz-hint{margin-top:6px;font-size:12.5px;color:var(--muted);letter-spacing:-.005em;display:flex;align-items:center;justify-content:center;gap:6px;flex-wrap:wrap}
.dz-hint kbd{font:inherit;font-weight:600;font-size:11.5px;color:var(--text-soft);padding:1px 6px;background:#fff;border:1px solid var(--border);border-radius:6px;box-shadow:0 1px 0 rgba(17,19,24,.04)}
.dz-presets{margin-top:22px;padding-top:20px;border-top:1px dashed var(--border);display:flex;flex-wrap:wrap;justify-content:center;gap:6px}
.dz-presets-label{width:100%;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);margin-bottom:8px}
.dz-preset{padding:7px 13px;border-radius:var(--radius-pill);border:1px solid var(--border);background:#fff;font-size:12.5px;font-weight:600;color:var(--text-soft);letter-spacing:-.005em;box-shadow:var(--shadow-xs);transition:all var(--dur-fast) var(--ease)}
.dz-preset:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-1px);box-shadow:0 4px 10px -4px rgba(91,91,247,.35)}
.file-row{display:flex;align-items:center;gap:14px;padding:14px;border:1px solid var(--border);border-radius:var(--radius-md);background:linear-gradient(180deg,#FCFCFD 0%, #F7F8FB 100%);box-shadow:var(--shadow-inset);animation:fadeUp var(--dur) var(--ease-out)}
@keyframes fadeUp{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.thumb{width:56px;height:56px;border-radius:10px;object-fit:cover;background:#EEF0F4;flex:none;border:1px solid var(--border);box-shadow:0 1px 2px rgba(17,19,24,.04)}
.file-meta{min-width:0;flex:1}
.file-name{font-weight:600;font-size:14.5px;letter-spacing:-.01em;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--ink)}
.file-size{font-size:13px;color:var(--muted);margin-top:2px}
.icon-btn{flex:none;width:34px;height:34px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--muted);font-size:17px;line-height:1;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-xs);transition:all var(--dur-fast) var(--ease)}
.icon-btn:hover{background:var(--red-soft);border-color:var(--red-border);color:#DC2626;transform:scale(1.04)}
.field{margin-top:24px}
.field-label{display:block;font-size:12.5px;font-weight:600;color:var(--muted);margin-bottom:10px;letter-spacing:.02em;text-transform:uppercase}
.field-row{display:grid;grid-template-columns:1fr;gap:0}
@media (min-width:560px){.field-row{grid-template-columns:1fr 1fr;gap:0 16px}}
.size-chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{position:relative;padding:11px 16px;border-radius:var(--radius-sm);border:1px solid var(--border);background:#fff;font-size:14px;font-weight:600;color:var(--text-soft);letter-spacing:-.005em;box-shadow:var(--shadow-xs);transition:all var(--dur-fast) var(--ease);-webkit-tap-highlight-color:transparent}
.chip:hover{border-color:var(--border-strong);color:var(--text);transform:translateY(-1px);box-shadow:var(--shadow-sm)}
.chip.is-active{border-color:transparent;color:#fff;background:linear-gradient(180deg,var(--accent) 0%, var(--accent-2) 100%);box-shadow:inset 0 1px 0 rgba(255,255,255,.22),0 1px 2px rgba(91,91,247,.25),0 8px 20px -8px rgba(91,91,247,.55)}
.chip.is-active:hover{color:#fff;transform:translateY(-1px)}
.chip:active{transform:translateY(0) scale(.98)}
.custom-size{display:flex;gap:10px;margin-top:12px;animation:fadeUp var(--dur) var(--ease-out)}
.input{width:100%;height:46px;border:1px solid var(--border);border-radius:var(--radius-sm);background:#fff;padding:0 14px;font-size:15px;letter-spacing:-.005em;box-shadow:var(--shadow-inset);outline:none;transition:border-color var(--dur-fast) var(--ease),box-shadow var(--dur-fast) var(--ease)}
.input:focus{border-color:var(--accent);box-shadow:inset 0 1px 0 rgba(255,255,255,.75),0 0 0 4px var(--accent-ring)}
.input::placeholder{color:var(--muted-2)}
select.input{appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5l5-5' stroke='%2368707D' stroke-width='1.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:38px;cursor:pointer}
input[type=number]::-webkit-outer-spin-button,input[type=number]::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
input[type=number]{-moz-appearance:textfield}
.tool-note{margin-top:16px;font-size:12.5px;color:var(--muted);display:flex;align-items:flex-start;gap:7px;letter-spacing:-.005em;line-height:1.5}
.tool-note svg{flex:none;margin-top:2px;color:var(--green)}
.progress-wrap{text-align:center;padding:36px 10px;animation:fadeUp var(--dur) var(--ease-out)}
.spinner{width:40px;height:40px;margin:0 auto 20px;border:2.5px solid #EDEFF3;border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.progress-title{font-weight:700;font-size:16px;letter-spacing:-.015em;color:var(--ink)}
.progress-sub{font-size:13.5px;color:var(--muted);margin-top:5px;min-height:1.4em;letter-spacing:-.005em}
.progress{height:4px;border-radius:var(--radius-pill);background:#EEF0F4;overflow:hidden;margin:22px auto 0;max-width:320px}
.progress-bar{height:100%;width:38%;border-radius:var(--radius-pill);background:linear-gradient(90deg,transparent,var(--accent),transparent);animation:slide 1.2s var(--ease) infinite}
@keyframes slide{0%{transform:translateX(-120%)}100%{transform:translateX(320%)}}
.result-head{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.check{width:30px;height:30px;border-radius:50%;flex:none;background:linear-gradient(180deg,rgba(34,197,94,.16),rgba(34,197,94,.08));color:var(--green);display:flex;align-items:center;justify-content:center;box-shadow:inset 0 0 0 1px rgba(34,197,94,.2);animation:pop .4s var(--ease-out)}
@keyframes pop{0%{transform:scale(.5);opacity:0}60%{transform:scale(1.1)}100%{transform:scale(1);opacity:1}}
.result-head h3{font-size:20px;font-weight:700;letter-spacing:-.02em;color:var(--ink)}
.result-note{font-size:13.5px;color:var(--muted);margin-bottom:20px;letter-spacing:-.005em;line-height:1.5}
.result-note.warn{color:var(--amber)}
.result-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (min-width:600px){.result-grid{grid-template-columns:repeat(4,1fr)}}
.stat{position:relative;background:linear-gradient(180deg,#FAFBFC 0%, #F5F6FA 100%);border:1px solid var(--border);border-radius:var(--radius-md);padding:14px 16px;box-shadow:inset 0 1px 0 rgba(255,255,255,.75);animation:fadeUp .3s var(--ease-out) backwards}
.stat:nth-child(1){animation-delay:.04s}.stat:nth-child(2){animation-delay:.08s}.stat:nth-child(3){animation-delay:.12s}.stat:nth-child(4){animation-delay:.16s}
.stat span{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.04em;margin-bottom:6px;text-transform:uppercase}
.stat strong{font-size:17px;font-weight:700;letter-spacing:-.02em;color:var(--ink);font-variant-numeric:tabular-nums}
.stat strong.green{color:var(--green)}
.result-preview{margin-top:20px;border-radius:var(--radius-md);border:1px solid var(--border);max-height:200px;width:auto;background:var(--bg);box-shadow:var(--shadow-xs)}
.result-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.result-actions .btn{flex:1 1 auto}
@media (min-width:480px){.result-actions .btn{flex:0 0 auto}}
.error-box{display:flex;gap:12px;align-items:flex-start;background:var(--red-soft);border:1px solid var(--red-border);border-radius:var(--radius-md);padding:16px 18px;color:var(--red-text);animation:fadeUp var(--dur) var(--ease-out)}
.error-box svg{flex:none;margin-top:2px}
.error-box p{font-size:14px;line-height:1.55;letter-spacing:-.005em}
.error-box strong{display:block;font-weight:700;margin-bottom:3px}
.ad-slot{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;margin:56px auto;padding:0 24px;max-width:100%;text-align:center}
.ad-slot-inner{width:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;background:#FFFFFF;border:1px dashed var(--border-strong);border-radius:var(--radius-lg);color:var(--muted-2);font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;padding:22px 16px;transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.ad-slot-inner:hover{border-color:#C1C6CE;background:#FCFCFD}
.ad-slot-inner small{font-size:10.5px;letter-spacing:.06em;text-transform:none;color:#C1C6CE;font-weight:500}
.ad-slot-leaderboard{max-width:970px}
.ad-slot-leaderboard .ad-slot-inner{min-height:100px}
.ad-slot-rectangle{max-width:400px}
.ad-slot-rectangle .ad-slot-inner{min-height:250px}
@media (max-width:640px){.ad-slot{margin:44px auto;padding:0 20px}.ad-slot-leaderboard .ad-slot-inner{min-height:90px}.ad-slot-rectangle .ad-slot-inner{min-height:220px}}
.trust-strip{margin:56px auto 0;max-width:820px;display:grid;grid-template-columns:1fr;gap:1px;background:var(--border);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm)}
@media (min-width:720px){.trust-strip{grid-template-columns:repeat(3,1fr)}}
.trust-item{background:#fff;padding:22px 24px;display:flex;align-items:center;gap:14px}
.trust-item-icon{width:36px;height:36px;flex:none;border-radius:10px;display:flex;align-items:center;justify-content:center;background:linear-gradient(180deg,#fff, #F2F3F7);color:var(--accent);box-shadow:inset 0 1px 0 rgba(255,255,255,.9),0 1px 2px rgba(17,19,24,.05)}
.trust-item-text{min-width:0}
.trust-item-text strong{display:block;font-size:14.5px;font-weight:700;letter-spacing:-.015em;color:var(--ink)}
.trust-item-text span{font-size:13px;color:var(--muted);letter-spacing:-.005em}
.section{padding:88px 0}
@media (min-width:768px){.section{padding:104px 0}}
.section-tight{padding-top:0}
.section-head{max-width:640px;margin:0 auto 56px;text-align:center}
.section-eyebrow{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);margin-bottom:14px}
.section-head h2{font-size:clamp(1.65rem,3.6vw,2.3rem);font-weight:800;letter-spacing:-.035em;line-height:1.12;color:var(--ink);text-wrap:balance}
.section-head p{margin-top:16px;color:var(--muted);font-size:16px;letter-spacing:-.005em;line-height:1.6;text-wrap:balance}
.steps{display:grid;grid-template-columns:1fr;gap:32px}
@media (min-width:720px){.steps{grid-template-columns:repeat(3,1fr);gap:28px}}
.step{position:relative}
.step .num{font-size:clamp(3rem,8vw,4rem);font-weight:800;line-height:1;letter-spacing:-.06em;background:linear-gradient(180deg,var(--accent) 0%, rgba(91,91,247,.15) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}
.step h3{margin-top:16px;font-size:17px;font-weight:700;letter-spacing:-.02em;color:var(--ink)}
.step p{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.6;letter-spacing:-.005em}
.cards{display:grid;grid-template-columns:1fr;gap:14px}
@media (min-width:600px){.cards{grid-template-columns:repeat(2,1fr)}}
@media (min-width:960px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{position:relative;display:block;width:100%;text-align:left;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:22px;cursor:pointer;font:inherit;color:inherit;box-shadow:var(--shadow-xs);overflow:hidden;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);-webkit-tap-highlight-color:transparent}
.card::before{content:'';position:absolute;inset:0;background:radial-gradient(80% 100% at 100% 0%, rgba(91,91,247,.05), transparent 60%);opacity:0;transition:opacity var(--dur) var(--ease);pointer-events:none}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.card:hover::before{opacity:1}
.card:active{transform:translateY(0)}
.card h3{font-size:15.5px;font-weight:700;letter-spacing:-.02em;display:flex;align-items:center;gap:8px;color:var(--ink)}
.card p{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.55;letter-spacing:-.005em}
.card .arrow{display:inline-block;margin-left:auto;color:var(--accent);transition:transform var(--dur) var(--ease)}
.card:hover .arrow{transform:translateX(4px)}
.guides-grid{display:grid;grid-template-columns:1fr;gap:16px}
@media (min-width:720px){.guides-grid{grid-template-columns:repeat(3,1fr)}}
.guide-card{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;overflow:hidden;cursor:pointer;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);text-align:left;font:inherit;color:inherit}
.guide-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}
.guide-tag{display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:5px 10px;border-radius:var(--radius-pill);align-self:flex-start;margin-bottom:16px}
.guide-card h3{font-size:17px;font-weight:700;letter-spacing:-.02em;line-height:1.3;color:var(--ink)}
.guide-card p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.55;letter-spacing:-.005em;flex:1}
.guide-card .guide-read{margin-top:18px;padding-top:16px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);letter-spacing:-.005em}
.guide-card .guide-read strong{color:var(--accent);font-weight:600;display:inline-flex;align-items:center;gap:6px}
.guide-card .guide-read strong svg{transition:transform var(--dur) var(--ease)}
.guide-card:hover .guide-read strong svg{transform:translateX(3px)}
.faq-list{display:flex;flex-direction:column;gap:10px;max-width:820px;margin:0 auto}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:20px 22px;box-shadow:var(--shadow-xs);transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease)}
.faq-item:hover{border-color:var(--border-strong)}
.faq-item[open]{border-color:var(--border-strong);box-shadow:var(--shadow-sm)}
.faq-item summary{cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;gap:18px;font-weight:600;font-size:15.5px;letter-spacing:-.015em;color:var(--ink)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'';flex:none;width:9px;height:9px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:rotate(45deg) translateY(-3px);transition:transform var(--dur) var(--ease)}
.faq-item[open] summary::after{transform:rotate(-135deg) translateY(-2px)}
.faq-item p{margin-top:14px;font-size:14.5px;line-height:1.7;color:var(--muted);letter-spacing:-.005em}
.article{max-width:var(--maxw-reading);margin:0 auto}
.article h2{font-size:clamp(1.4rem,3vw,1.75rem);font-weight:800;letter-spacing:-.03em;line-height:1.2;color:var(--ink);margin-top:48px}
.article h2:first-child{margin-top:0}
.article h3{margin-top:32px;font-size:17px;font-weight:700;letter-spacing:-.02em;color:var(--ink)}
.article p{margin-top:16px;font-size:16px;line-height:1.72;color:var(--text-soft);letter-spacing:-.003em}
.article strong{font-weight:600;color:var(--text)}
.article ul,.article ol{margin-top:16px;padding-left:22px;color:var(--text-soft);font-size:16px;line-height:1.72}
.article li{margin-top:6px}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:6px;font-size:13px;color:var(--muted);padding:16px 0 0}
.breadcrumbs a{color:var(--muted);transition:color var(--dur-fast) var(--ease)}
.breadcrumbs a:hover{color:var(--text)}
.breadcrumbs .sep{color:#C1C6CE}
.breadcrumbs span:last-child{color:var(--text);font-weight:500}
.footer{background:#fff;border-top:1px solid var(--border);padding:56px 0 40px;margin-top:40px}
.footer-inner{display:flex;flex-direction:column;gap:28px}
@media (min-width:768px){.footer-inner{flex-direction:row;justify-content:space-between;align-items:flex-start;gap:48px}}
.footer-brand p{margin-top:10px;font-size:14px;color:var(--muted);letter-spacing:-.005em}
.footer-links{display:flex;flex-wrap:wrap;gap:12px 28px;align-items:center}
.footer-links a{font-size:14px;color:var(--muted);letter-spacing:-.005em;transition:color var(--dur-fast) var(--ease)}
.footer-links a:hover{color:var(--text)}
.footer-bottom{margin-top:36px;padding-top:24px;border-top:1px solid var(--border);font-size:13px;color:var(--muted);display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.legal-dialog{border:0;padding:0;background:transparent;max-width:none;max-height:none;width:100%;height:100%;overflow:hidden;color:var(--text)}
dialog.legal-dialog:not([open]){display:block !important;position:fixed !important;left:-10000px !important;top:-10000px !important;width:100% !important;height:auto !important;max-height:none !important;overflow:visible !important;opacity:0 !important;pointer-events:none !important}
.legal-dialog::backdrop{background:rgba(11,13,18,.55);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);animation:backdropIn var(--dur) var(--ease-out)}
@keyframes backdropIn{from{opacity:0}to{opacity:1}}
.legal-dialog[open] .legal-dialog-panel{animation:dialogIn .32s var(--ease-out)}
@keyframes dialogIn{from{opacity:0;transform:translateY(14px) scale(.985)}to{opacity:1;transform:translateY(0) scale(1)}}
.legal-dialog-panel{position:fixed;inset:auto 0 0 0;margin:0 auto;width:min(720px, calc(100% - 24px));max-height:calc(100dvh - 40px);background:#fff;border-radius:var(--radius-xl) var(--radius-xl) 0 0;box-shadow:0 -20px 60px -20px rgba(11,13,18,.4);display:flex;flex-direction:column;overflow:hidden}
@media (min-width:640px){.legal-dialog-panel{inset:auto;top:50%;left:50%;transform:translate(-50%,-50%);width:min(760px, calc(100% - 40px));max-height:min(880px, calc(100dvh - 60px));border-radius:var(--radius-xl);box-shadow:0 32px 80px -28px rgba(11,13,18,.5)}.legal-dialog[open] .legal-dialog-panel{animation:dialogInCenter .32s var(--ease-out)}@keyframes dialogInCenter{from{opacity:0;transform:translate(-50%,-50%) scale(.97)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}}
.legal-dialog-head{flex:none;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;border-bottom:1px solid var(--border);background:linear-gradient(180deg,#fff, #FCFCFD)}
.legal-dialog-head h2{font-size:15px;font-weight:700;letter-spacing:-.015em;color:var(--ink);display:flex;align-items:center;gap:10px;min-width:0}
.legal-dialog-head .eyebrow{font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:4px 9px;border-radius:var(--radius-pill);flex:none}
.legal-dialog-close{flex:none;width:34px;height:34px;border-radius:10px;border:1px solid var(--border);background:#fff;color:var(--muted);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-xs);transition:all var(--dur-fast) var(--ease)}
.legal-dialog-close:hover{background:#F5F6FA;border-color:var(--border-strong);color:var(--text)}
.legal-dialog-body{flex:1;overflow-y:auto;padding:28px 22px 40px;-webkit-overflow-scrolling:touch;overscroll-behavior:contain}
@media (min-width:640px){.legal-dialog-body{padding:36px 44px 48px}}
.download-panel{max-width:520px}
@media (min-width:640px){.download-panel{width:min(520px, calc(100% - 40px))}}
.download-content{padding:34px 28px 30px;display:flex;flex-direction:column;align-items:center;text-align:center;gap:0}
.download-icon-wrap{width:56px;height:56px;border-radius:50%;background:linear-gradient(180deg,rgba(34,197,94,.16),rgba(34,197,94,.06));color:var(--green);display:flex;align-items:center;justify-content:center;margin-bottom:18px;box-shadow:inset 0 0 0 1px rgba(34,197,94,.22);animation:pop .4s var(--ease-out)}
.download-content h3{font-size:22px;font-weight:800;letter-spacing:-.03em;color:var(--ink);line-height:1.15}
.download-meta{margin-top:8px;font-size:13.5px;color:var(--muted);letter-spacing:-.005em;font-variant-numeric:tabular-nums;overflow-wrap:anywhere;max-width:100%}
.download-meta strong{color:var(--text);font-weight:600}
.download-ad{margin:24px 0 22px;width:100%}
.download-ad .ad-slot-inner{min-height:250px}
.download-actions{width:100%;display:flex;flex-direction:column;gap:10px;align-items:stretch}
.download-auto{margin-top:14px;font-size:12.5px;color:var(--muted);letter-spacing:-.005em;font-variant-numeric:tabular-nums;min-height:1.4em}
.download-auto strong{color:var(--accent);font-weight:700}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important}}