:root{
  --bg:#f6f8fc;
  --card:#ffffff;
  --text:#172033;
  --muted:#697386;
  --line:#e4e8f0;
  --blue:#2563eb;
  --blue2:#4f7df3;
  --blue-soft:#eef4ff;
  --green:#198754;
  --green-soft:#eaf7ef;
  --danger:#b42318;
  --shadow:0 24px 70px rgba(23,32,51,.12);
  --shadow-soft:0 12px 34px rgba(23,32,51,.07);
  --radius:26px;
  --content:980px;
}
*{box-sizing:border-box}
html{background:var(--bg);scroll-behavior:smooth}
body{margin:0;min-height:100%;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--text);background:radial-gradient(circle at 50% -12%,rgba(37,99,235,.14),transparent 34%),linear-gradient(180deg,#fbfcff 0%,#f5f7fc 100%)}
body.modal-open{overflow:hidden}
button,input{font:inherit}
button{cursor:pointer}
a{color:inherit}
img{max-width:100%;display:block}
.page{min-height:100dvh;display:flex;flex-direction:column}
.topbar{width:100%;padding:16px 18px 6px;display:flex;justify-content:center}
.topbar-inner{width:min(100%,var(--content));display:flex;align-items:center;justify-content:space-between;gap:18px}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:#24314d;font-size:14px;font-weight:850;letter-spacing:-.01em}
.brand-logo{width:36px;height:36px;object-fit:contain;filter:drop-shadow(0 8px 18px rgba(37,99,235,.18))}
.top-nav{display:flex;align-items:center;gap:16px;font-size:13px;font-weight:750;color:#60709a}
.top-nav a{text-decoration:none}
.top-nav a:hover{color:var(--blue)}

/* Homepage */
.home-main{width:100%;max-width:var(--content);margin:0 auto;padding:58px 18px 56px;flex:1}
.home-hero{text-align:center;max-width:720px;margin:0 auto}
.home-logo{width:96px;height:96px;margin:0 auto 18px;object-fit:contain;filter:drop-shadow(0 15px 30px rgba(37,99,235,.16))}
.home-badge{display:inline-flex;align-items:center;gap:8px;border:1px solid #dce5f7;background:#fff;border-radius:999px;padding:8px 12px;color:#52627d;font-weight:800;font-size:12px;box-shadow:0 8px 24px rgba(23,32,51,.06)}
.dot{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 4px rgba(25,135,84,.10)}
h1,h2,h3{color:var(--text)}
.home-hero h1{font-size:clamp(38px,7vw,58px);line-height:1.01;letter-spacing:-.055em;margin:18px auto 16px;max-width:760px}
.home-hero p{font-size:17px;line-height:1.65;color:var(--muted);max-width:650px;margin:0 auto}
.tool-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:42px}
.tool-card{position:relative;text-decoration:none;background:rgba(255,255,255,.96);border:1px solid #e0e6f0;border-radius:24px;padding:24px 22px;box-shadow:var(--shadow-soft);transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease;overflow:hidden}
.tool-card::after{content:"";position:absolute;inset:auto -45px -70px;height:130px;background:radial-gradient(circle,rgba(79,125,243,.15),transparent 65%);pointer-events:none}
.tool-card:hover{transform:translateY(-4px);border-color:#c8d6f6;box-shadow:0 20px 48px rgba(23,32,51,.10)}
.platform-logo-wrap{width:66px;height:66px;border-radius:20px;background:#fff;border:1px solid #e7ebf2;display:grid;place-items:center;box-shadow:0 9px 24px rgba(23,32,51,.07);margin-bottom:18px}
.platform-logo{width:44px;height:44px}
.tool-card h2{font-size:24px;line-height:1.15;margin:0 0 9px;letter-spacing:-.035em}
.tool-card p{font-size:14px;line-height:1.6;color:var(--muted);margin:0 0 22px;min-height:68px}
.tool-link{display:flex;align-items:center;justify-content:space-between;color:var(--blue);font-weight:850;font-size:14px}
.tool-link span:last-child{font-size:18px;line-height:1}
.home-note{text-align:center;color:#8b96ab;font-size:12px;margin-top:20px}
.info-section{margin-top:64px;padding:34px;background:rgba(255,255,255,.78);border:1px solid #e4e8f0;border-radius:28px;box-shadow:0 14px 40px rgba(23,32,51,.05)}
.info-section h2{font-size:30px;letter-spacing:-.04em;margin:0 0 12px}
.info-section>p{margin:0;color:var(--muted);line-height:1.7;max-width:760px}
.problem-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:22px}
.problem-item{display:flex;gap:11px;align-items:flex-start;background:#fff;border:1px solid #e7ebf2;border-radius:16px;padding:14px 15px;color:#4f5f78;font-size:14px;line-height:1.45}
.problem-check{width:22px;height:22px;border-radius:50%;display:grid;place-items:center;background:var(--green-soft);color:var(--green);font-weight:900;flex:0 0 auto}
.faq{margin-top:56px}
.faq h2{font-size:30px;letter-spacing:-.04em;margin:0 0 18px;text-align:center}
.faq-list{display:grid;gap:12px;max-width:820px;margin:0 auto}
details{background:#fff;border:1px solid #e3e8f0;border-radius:16px;padding:0 17px;box-shadow:0 8px 22px rgba(23,32,51,.04)}
summary{cursor:pointer;list-style:none;font-weight:800;padding:16px 26px 16px 0;position:relative;color:#344054}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);font-size:22px;color:#7b8aaa}
details[open] summary::after{content:"−"}
details p{margin:0;padding:0 0 16px;color:var(--muted);font-size:14px;line-height:1.6}

/* Recovery tool */
.tool-page-main{width:100%;flex:1}
.main{width:100%;max-width:470px;margin:0 auto;padding:34px 16px 34px;display:flex;align-items:center;min-height:calc(100dvh - 94px)}
.card{width:100%;background:rgba(255,255,255,.98);border:1px solid rgba(220,226,238,.95);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px 20px 20px;overflow:hidden}
.screen{display:none;animation:fadeUp .3s ease both}
.screen.active{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.pill{display:inline-flex;align-items:center;gap:7px;border:1px solid #dbe5fb;background:#f8fbff;color:#3f5f9d;border-radius:999px;padding:7px 10px;font-size:12px;font-weight:780}
.card h1{font-size:34px;line-height:1.04;letter-spacing:-.045em;margin:18px 0 11px}
.card h2{font-size:28px;line-height:1.08;letter-spacing:-.04em;margin:0 0 9px}
p{margin:0;color:var(--muted);line-height:1.55}
.hero-copy{font-size:15px}
.field{margin-top:23px}
label{display:block;font-size:13px;font-weight:800;margin-bottom:9px;color:#344054}
.input-wrap{position:relative}
.input-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:#98a2b3;font-size:14px;font-weight:800;pointer-events:none}
input{width:100%;height:54px;border:1px solid var(--line);border-radius:16px;background:#fbfcff;color:var(--text);outline:none;padding:0 15px 0 42px;font-size:16px;transition:.2s}
input:focus{border-color:#9db8f7;box-shadow:0 0 0 4px rgba(37,99,235,.09);background:#fff}
.hint{font-size:12px;color:#98a2b3;margin-top:8px;line-height:1.45}
.primary{width:100%;border:0;border-radius:16px;background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;font-weight:850;padding:16px 18px;margin-top:16px;box-shadow:0 14px 28px rgba(37,99,235,.22);transition:transform .16s ease,opacity .16s ease;text-decoration:none;display:block;text-align:center}
.primary:active{transform:scale(.985)}
.primary:focus-visible,.choice:focus-visible,.restart:focus-visible,a:focus-visible{outline:3px solid rgba(37,99,235,.28);outline-offset:3px}
.primary:disabled{opacity:.52;cursor:not-allowed;box-shadow:none}
.overlay{position:fixed;inset:0;background:rgba(19,28,48,.50);backdrop-filter:blur(7px);display:none;align-items:center;justify-content:center;padding:18px;z-index:30;min-height:100dvh}
.overlay.show{display:flex;animation:overlayIn .2s ease both}
@keyframes overlayIn{from{opacity:0}to{opacity:1}}
.modal{width:min(100%,430px);max-height:calc(100dvh - 36px);overflow:auto;overscroll-behavior:contain;background:#fff;border-radius:26px;padding:22px 18px 18px;box-shadow:0 32px 90px rgba(17,24,39,.30);animation:popIn .25s cubic-bezier(.2,.8,.2,1) both;margin:auto}
@keyframes popIn{from{opacity:0;transform:scale(.96) translateY(12px)}to{opacity:1;transform:scale(1) translateY(0)}}
.modal-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:12px}
.step-label{font-size:12px;color:#7c8aa7;font-weight:850;text-transform:uppercase;letter-spacing:.075em}
.step-dots{display:flex;gap:4px}
.step-dot{width:6px;height:6px;border-radius:999px;background:#dce3ef;transition:.18s}
.step-dot.active{width:16px;background:var(--blue)}
.question{font-size:24px;line-height:1.12;letter-spacing:-.035em;margin:0 0 7px}
.question-note{font-size:13px;color:var(--muted);margin-bottom:16px}
.choices{display:grid;gap:10px}
.choice{width:100%;text-align:left;border:1px solid var(--line);background:#fff;border-radius:16px;padding:14px;display:flex;align-items:center;gap:12px;color:var(--text);font-weight:760;transition:.16s}
.choice:hover,.choice:focus-visible{border-color:#b7c9f7;background:#f8fbff;transform:translateY(-1px)}
.choice-icon{width:36px;height:36px;display:grid;place-items:center;border-radius:12px;background:var(--blue-soft);color:#466ab9;font-size:12px;font-weight:900;flex:0 0 auto}
.choice span:last-child{line-height:1.25}
.modal-field{margin-top:18px}
.modal-field input{padding-left:42px}
.modal-error{display:none;font-size:12px;color:var(--danger);margin-top:8px}
.modal-error.show{display:block}
.analysis{text-align:center;padding:8px 0 2px}
.scan-icon{width:78px;height:78px;border-radius:24px;margin:0 auto 20px;background:linear-gradient(145deg,#eaf1ff,#f8fbff);border:1px solid #dbe5fb;display:grid;place-items:center;position:relative;overflow:hidden}
.scan-icon img{width:48px;height:48px;object-fit:contain}
.scan-line{position:absolute;left:10px;right:10px;height:2px;background:linear-gradient(90deg,transparent,var(--blue),transparent);top:14px;animation:scan 1.5s ease-in-out infinite}
@keyframes scan{0%,100%{transform:translateY(0);opacity:.25}50%{transform:translateY(48px);opacity:1}}
.progress-row{display:flex;justify-content:space-between;gap:12px;font-size:12px;font-weight:800;color:#667085;margin:22px 0 9px}
.track{height:11px;background:#edf0f5;border-radius:999px;overflow:hidden}
.bar{height:100%;width:0;background:linear-gradient(90deg,var(--blue),#7a9bf3);border-radius:inherit;transition:width .45s linear}
.status-list{margin-top:18px;text-align:left;display:grid;gap:9px}
.status{display:flex;align-items:center;gap:10px;padding:10px 12px;border:1px solid #edf0f5;border-radius:13px;color:#667085;font-size:13px;background:#fbfcfe;opacity:.42;transition:.25s}
.status.done{opacity:1;color:#344054;background:#fff}
.check{width:23px;height:23px;border-radius:50%;display:grid;place-items:center;background:var(--green-soft);color:var(--green);font-size:12px;font-weight:900;flex:0 0 auto}
.result-card{display:none;margin-top:18px;padding:16px;border-radius:18px;background:#f8fbff;border:1px solid #dce7ff;text-align:left;animation:fadeUp .35s ease both}
.result-card.show{display:block}
.result-top{display:flex;gap:10px;align-items:flex-start}
.result-badge{width:38px;height:38px;border-radius:13px;background:var(--green-soft);color:var(--green);display:grid;place-items:center;font-size:18px;flex:0 0 auto}
.result-title{font-weight:850;margin:1px 0 3px}
.result-text{font-size:13px;color:#667085;line-height:1.5}
.final-btn{display:none}
.final-btn.show{display:block;animation:fadeUp .3s ease both}
.restart{margin:14px auto 0;border:0;background:transparent;color:#60709a;font-size:12px;font-weight:750;display:none;padding:8px 12px;border-radius:10px}
.restart.show{display:block}

.seo-copy{width:min(100% - 32px,820px);margin:0 auto 60px;padding:30px;background:#fff;border:1px solid #e3e8f0;border-radius:24px;box-shadow:var(--shadow-soft)}
.seo-copy h2{font-size:28px;letter-spacing:-.04em;margin:0 0 12px}
.seo-copy h3{font-size:18px;margin:26px 0 10px}
.seo-copy p{font-size:14px;line-height:1.7;margin:0 0 12px}
.seo-copy ul{margin:12px 0 0;padding-left:20px;color:var(--muted);font-size:14px;line-height:1.7}
.seo-copy .faq-list{margin-top:12px}

.footer{width:100%;max-width:var(--content);margin:0 auto;padding:10px 20px 22px;text-align:center;font-size:11px;color:#98a2b3;line-height:1.55}
.footer a{color:#75819a;text-decoration:none}
.footer a:hover{text-decoration:underline}

@media (max-width:760px){
  .topbar{padding-top:13px}.top-nav{display:none}
  .home-main{padding-top:34px}
  .home-logo{width:80px;height:80px}
  .tool-grid{grid-template-columns:1fr;margin-top:30px}
  .tool-card{display:grid;grid-template-columns:60px 1fr;column-gap:15px;padding:18px}
  .platform-logo-wrap{grid-row:1 / span 3;width:58px;height:58px;border-radius:18px;margin:0}
  .platform-logo{width:38px;height:38px}
  .tool-card h2{font-size:21px;margin-top:2px}
  .tool-card p{min-height:0;margin:5px 0 12px;font-size:13px}
  .tool-link{grid-column:2}
  .info-section{padding:24px 18px;margin-top:44px}
  .problem-grid{grid-template-columns:1fr}
  .faq{margin-top:44px}
  .home-hero p{font-size:15px}
  .main{min-height:calc(100dvh - 76px);padding-top:18px;padding-bottom:26px}
  .card{border-radius:24px;padding:22px 18px 18px}
  .card h1{font-size:32px}
  .modal{width:min(100%,410px);border-radius:24px;padding:20px 16px 16px}
  .question{font-size:23px}
  .choice{padding:13px}
  .seo-copy{padding:24px 18px;margin-bottom:42px}
}
@media (max-width:390px){
  .home-main{padding-left:14px;padding-right:14px}
  .main{padding-left:12px;padding-right:12px}
  .card{padding-left:16px;padding-right:16px}
  .overlay{padding:12px}
  .modal{max-height:calc(100dvh - 24px)}
  .tool-card{grid-template-columns:54px 1fr;column-gap:12px}
  .platform-logo-wrap{width:52px;height:52px}
  .platform-logo{width:34px;height:34px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{scroll-behavior:auto!important;animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}