:root{
  --ink:#183746;
  --ink-2:#38525f;
  --muted:#5d7a87;
  --faint:#8fa6ae;
  --accent:#239b93;
  --accent-deep:#177a72;
  --mint:#c6f4e4;
  --soft:#e8f8f4;
  --line:#d6eae7;
  --line-soft:#e7f2f0;
  --glass:rgba(255,255,255,.74);
  --r:22px;
  --shadow:0 30px 70px rgba(68,105,121,.14);
  --shadow-sm:0 12px 30px rgba(68,105,121,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  margin:0;
  color:var(--ink);
  background:linear-gradient(170deg,#fbfffc 0%,#f0faf8 35%,#fff 78%,#fbfffd 100%);
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  line-height:1.75;
  overflow-x:hidden;
}
button{font:inherit;color:inherit;border:none;background:none;cursor:pointer}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,dl,dd{margin:0}
img{max-width:100%}
:focus-visible{outline:3px solid #579dff;outline-offset:4px;border-radius:6px}

.container{width:min(1180px,90vw);margin:0 auto}
.narrow{width:min(760px,90vw);margin:0 auto}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);margin-bottom:18px;
}
.kicker::before{content:"";width:18px;height:1px;background:currentColor;opacity:.6}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  backdrop-filter:blur(18px) saturate(1.4);
  background:rgba(251,255,252,.82);
  border-bottom:1px solid transparent;
  transition:border-color .3s,box-shadow .3s;
}
.nav.scrolled{border-bottom-color:var(--line);box-shadow:0 8px 30px rgba(68,105,121,.06)}
.nav-in{display:flex;align-items:center;gap:30px;height:72px}
.brand{display:flex;align-items:center;gap:10px;font-size:21px;font-weight:700;letter-spacing:-.03em}
.brand-mark{
  width:26px;height:26px;border:2px solid var(--ink);border-radius:8px;
  display:grid;place-items:center;position:relative;flex:none;
}
.brand-mark::after{content:"";position:absolute;left:5px;right:5px;top:11px;height:4px;background:var(--accent);border-radius:2px}
.nav-links{display:flex;gap:26px;margin-left:auto;font-size:13.5px;font-weight:500;color:var(--ink-2)}
.nav-links a{position:relative;padding:4px 0;transition:color .2s}
.nav-links a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .25s;
}
.nav-links a:hover{color:var(--ink)}
.nav-links a:hover::after{transform:scaleX(1)}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:8px}
.lang{
  display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 14px;
  border:1px solid var(--line);border-radius:100px;font-size:12.5px;font-weight:600;
  color:var(--muted);background:rgba(255,255,255,.7);transition:.22s;
}
.lang:hover{color:var(--ink);border-color:#b9dcd6;background:#fff}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:100px;font-size:14px;font-weight:600;
  transition:transform .22s,box-shadow .22s,background .22s,border-color .22s;
  white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 10px 24px rgba(35,155,147,.26)}
.btn-primary:hover{background:var(--accent-deep);transform:translateY(-2px);box-shadow:0 16px 32px rgba(35,155,147,.32)}
.btn-ghost{border:1px solid var(--line);color:var(--ink);background:rgba(255,255,255,.62)}
.btn-ghost:hover{border-color:#b9dcd6;background:#fff;transform:translateY(-2px)}
.btn-sm{height:38px;padding:0 18px;font-size:13px}

/* ---------- hero ---------- */
.hero{padding:52px 0 34px;position:relative;overflow:clip}
.hero::before{
  content:"";position:absolute;inset:-10% -20% auto;height:820px;pointer-events:none;
  background:radial-gradient(ellipse at 74% 26%,#d8f5ef 0,transparent 44%),radial-gradient(ellipse at 50% 74%,#e3eafe 0,transparent 46%);
}
.hero-in{position:relative;display:grid;grid-template-columns:1.04fr 1fr;gap:34px;align-items:center;min-height:560px}
.hero h1{
  font-size:clamp(33px,3.45vw,48px);
  line-height:1.42;letter-spacing:-.028em;font-weight:700;
  margin-bottom:26px;
}
.hero h1 .accent{
  color:var(--accent);white-space:nowrap;
  background:linear-gradient(transparent 64%,rgba(198,244,228,.92) 64%,rgba(198,244,228,.92) 94%,transparent 94%);
}
.hero-sub{font-size:16px;line-height:1.95;color:var(--muted);max-width:470px;margin-bottom:34px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:26px}
.hero-trust{display:flex;gap:22px;flex-wrap:wrap;font-size:12.5px;color:var(--faint)}
.hero-trust span{display:flex;align-items:center;gap:6px}
.hero-trust span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent);opacity:.55}

/* ---------- stage ---------- */
.stage-wrap{position:relative;height:500px;margin-bottom:52px;perspective:1200px}
.bloom{position:absolute;border-radius:50%;filter:blur(38px);opacity:.7;pointer-events:none;animation:breathe 7s ease-in-out infinite alternate}
.bloom-a{width:330px;height:330px;background:#b5ece4;top:20px;right:4%}
.bloom-b{width:250px;height:250px;background:#d6ecf3;left:-4%;bottom:10px;animation-delay:-3s;opacity:.55}
.stage{position:absolute;inset:0;opacity:0;visibility:hidden;transition:opacity .7s ease,visibility .7s}
.stage.on{opacity:1;visibility:visible}
.glass{
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(1.2);
  border:1px solid #fff;
  border-radius:24px;
  box-shadow:var(--shadow);
}
.doc-bar{display:flex;align-items:center;gap:6px;font-size:10px;color:#8ba3aa;padding-bottom:12px;border-bottom:1px solid var(--line-soft);letter-spacing:.02em}
.doc-bar i{width:6px;height:6px;border-radius:50%;background:#cfe2e0;flex:none}
.doc-bar i:first-child{background:#9ddacb}
.doc-bar span{margin-left:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.stage h4{font-size:16px;font-weight:600;letter-spacing:-.01em;margin:14px 0 10px}
.stage p{font-size:12.5px;line-height:2.05;color:#6d8791;margin-bottom:6px}

.stage-1 .doc-card{position:absolute;left:0;top:64px;width:84%;padding:20px 24px 26px;animation:drift 7s ease-in-out infinite alternate}
.stage-1 .save-card{position:absolute;right:0;bottom:32px;width:48%;padding:16px 20px;animation:drift 6s ease-in-out infinite alternate-reverse}
.save-card .tagline{display:inline-flex;align-items:center;gap:5px;font-size:10px;color:var(--accent);font-weight:600;letter-spacing:.04em}
.save-card .tagline::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--accent)}
.save-card b{display:block;font-size:14px;font-weight:600;margin:7px 0 3px}
.save-card small{font-size:10.5px;color:#8ba3aa}

.mark{
  background:linear-gradient(90deg,var(--mint) 50%,transparent 50%) right/200% 100% no-repeat;
  padding:2px 1px;border-radius:2px;
}
.stage.on .mark{animation:inkSweepOnce 1.15s cubic-bezier(.4,0,.2,1) .45s both}

.stage-2 .write-card{position:absolute;left:0;top:64px;width:60%;padding:20px 24px 26px}
.stage-2 .rec-list{position:absolute;right:-10%;top:118px;width:52%;display:flex;flex-direction:column;gap:10px}
.rec{padding:13px 16px}
.rec b{display:block;font-size:11.5px;font-weight:600;line-height:1.6;color:var(--ink-2)}
.rec small{display:block;font-size:9.5px;color:#8ba3aa;margin-top:3px}
.rec-acts{display:flex;align-items:center;gap:6px;margin-top:8px;flex-wrap:wrap}
.rec .ins{display:inline-block;font-size:9.5px;font-weight:600;color:#fff;background:var(--accent);padding:3px 9px;border-radius:100px}
.rec .ins-ghost{display:inline-block;font-size:9.5px;font-weight:600;color:var(--accent-deep);background:rgba(35,155,147,.08);border:1px solid rgba(35,155,147,.22);padding:3px 8px;border-radius:100px}
.rec-1{opacity:1}
.rec-2{opacity:.92}
.rec-3{opacity:.84}
.stage.on .rec-1{animation:slideIn .55s .55s backwards}
.stage.on .rec-2{animation:slideIn .55s .82s backwards}
.stage.on .rec-3{animation:slideIn .55s 1.09s backwards}

.caret{display:inline-block;width:1.5px;height:13px;background:var(--accent);vertical-align:-2px;margin-left:1px;animation:blink 1s step-end infinite}
.stage-2 .ghost{color:#b3c5cb}

.stage-3 .write-card{position:absolute;left:0;top:46px;width:68%;padding:18px 22px 24px}
.stage-3 .report{position:absolute;right:-4%;bottom:38px;width:58%;padding:18px 20px}
.rep-head{display:flex;align-items:center;gap:7px;font-size:11px;font-weight:600;color:#9a6b16;padding-bottom:10px;border-bottom:1px solid #f4e6c8}
.rep-head::before{content:"";width:6px;height:6px;border-radius:50%;background:#e0a53c}
.report dl{margin-top:10px}
.report dt{font-size:9.5px;color:#a8bcc2;letter-spacing:.08em}
.report dd{font-size:10.5px;line-height:1.7;color:#5d7a87;margin:2px 0 8px}
.report dd:last-of-type{margin-bottom:0}
.rep-foot{display:flex;align-items:center;justify-content:space-between;margin-top:12px;padding-top:10px;border-top:1px solid var(--line-soft);font-size:10px;color:#9fb4bb}
.rep-foot .loc{font-weight:400}
.rep-foot .go{font-weight:600;color:var(--accent);display:inline-flex;align-items:center;gap:4px}
.rep-foot .go{transition:transform .3s}
.stage.on .rep-foot .go{animation:nudge 2.4s ease-in-out infinite}

.claim{
  display:inline;padding:2px 3px;border-radius:4px;
  background:rgba(224,165,60,.16);
  box-shadow:inset 0 0 0 1px rgba(224,165,60,.35);
}
.stage.on .claim{animation:focusIn .8s .3s both}

.stage-tabs{position:absolute;left:50%;bottom:-50px;transform:translateX(-50%);display:flex;gap:6px;z-index:5;
  padding:4px;border-radius:100px;background:rgba(255,255,255,.72);border:1px solid rgba(35,155,147,.16);
  box-shadow:0 8px 22px rgba(68,105,121,.08);backdrop-filter:blur(10px)}
.stage-tabs button{
  position:relative;overflow:hidden;cursor:pointer;
  font-size:11.5px;font-weight:600;letter-spacing:.01em;color:#8aa8a5;
  padding:7px 13px;border-radius:100px;transition:color .25s,background .25s;
}
.stage-tabs button:hover{color:var(--accent-deep);background:rgba(35,155,147,.07)}
.stage-tabs button.on{color:#fff;background:var(--accent)}
.stage-tabs .track{
  position:absolute;left:12px;right:12px;bottom:-7px;height:2px;border-radius:2px;
  background:rgba(35,155,147,.14);overflow:hidden;
}
.stage-tabs .track b{
  display:block;height:100%;width:100%;background:var(--accent);opacity:.6;
  transform:scaleX(0);transform-origin:left;
}

.toast{
  position:fixed;left:50%;bottom:32px;transform:translate(-50%,14px);
  background:#173f4c;color:#fff;font-size:13px;padding:13px 24px;border-radius:100px;
  box-shadow:0 18px 44px rgba(23,63,76,.28);opacity:0;pointer-events:none;
  transition:opacity .3s,transform .3s;z-index:200;max-width:90vw;text-align:center;
}
.toast.on{opacity:1;transform:translate(-50%,0)}

@keyframes breathe{from{transform:scale(.88);opacity:.5}to{transform:scale(1.1);opacity:.78}}
@keyframes drift{from{transform:translateY(-6px)}to{transform:translateY(9px)}}
@keyframes inkSweep{from{background-position:right}to{background-position:left}}
@keyframes inkSweepOnce{from{background-position:right}to{background-position:left}}
@keyframes slideIn{from{opacity:0;transform:translateX(16px)}to{opacity:1;transform:none}}
@keyframes blink{50%{opacity:0}}
@keyframes nudge{0%,100%{transform:translateX(0)}50%{transform:translateX(4px)}}
@keyframes focusIn{from{background:transparent;box-shadow:inset 0 0 0 1px transparent}to{background:rgba(224,165,60,.16);box-shadow:inset 0 0 0 1px rgba(224,165,60,.35)}}

/* ---------- sections ---------- */
.section{padding:88px 0;position:relative;scroll-margin-top:90px}
.section-h{max-width:640px;margin-bottom:52px}
.section-h h2{font-size:clamp(27px,3vw,38px);line-height:1.42;letter-spacing:-.025em;font-weight:700;text-wrap:balance}
.nb{white-space:nowrap}
.section-h p{font-size:15px;line-height:1.95;color:var(--muted);margin-top:18px;max-width:560px}

/* steps */
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.step{display:flex;flex-direction:column}
.mini{
  position:relative;height:218px;border-radius:var(--r);overflow:hidden;
  background:linear-gradient(165deg,#fff 0%,#f4fbfa 100%);
  border:1px solid var(--line);padding:22px;
  transition:transform .3s,box-shadow .3s,border-color .3s;
}
.step:hover .mini{transform:translateY(-4px);box-shadow:var(--shadow-sm);border-color:#c2e3dd}
.mini-doc p{font-size:12px;line-height:1.9;color:#71898f;margin-bottom:8px}
.mini-chip{
  position:absolute;left:24px;bottom:20px;
  background:#fff;border:1px solid var(--line);border-radius:100px;
  padding:6px 13px;font-size:10.5px;color:var(--accent);font-weight:600;
  box-shadow:0 8px 20px rgba(68,105,121,.1);
}
.mark-cycle{
  background:linear-gradient(90deg,var(--mint) 50%,transparent 50%) right/200% 100% no-repeat;
  animation:inkSweep 4.4s cubic-bezier(.4,0,.2,1) infinite;padding:1px;
}
.caret2{display:inline-block;width:1.5px;height:12px;background:var(--accent);vertical-align:-2px;animation:blink 1s step-end infinite}
.mini-rec{
  position:absolute;right:16px;bottom:16px;width:206px;
  background:#fff;border:1px solid #d9ece8;border-radius:14px;padding:11px 13px;
  font-size:11px;line-height:1.65;color:var(--ink-2);
  box-shadow:0 16px 34px rgba(68,105,121,.14);
  opacity:0;
}
.step.in .mini-rec{animation:recIn .7s .45s both}
.mini-rec::before{content:"库里 3 条相关划线";display:block;font-size:9.5px;color:var(--accent);font-weight:600;margin-bottom:5px;letter-spacing:.04em}
html[lang="en"] .mini-rec::before{content:"3 related highlights in your library"}
@keyframes recIn{from{opacity:0;transform:translateX(20px)}to{opacity:1;transform:none}}
.claim-mini{
  padding:1px 3px;border-radius:3px;
  background:rgba(224,165,60,.16);box-shadow:inset 0 0 0 1px rgba(224,165,60,.35);
  animation:claimLoop 5s ease-in-out infinite;
}
@keyframes claimLoop{0%,25%{background:transparent;box-shadow:inset 0 0 0 1px transparent}40%,88%{background:rgba(224,165,60,.16);box-shadow:inset 0 0 0 1px rgba(224,165,60,.35)}100%{background:transparent;box-shadow:inset 0 0 0 1px transparent}}
.mini-report{
  position:absolute;right:16px;bottom:18px;width:186px;
  background:#fff;border:1px solid #f0e2c4;border-radius:14px;padding:10px 13px;
  font-size:10.5px;line-height:1.6;color:#8a6a26;
  box-shadow:0 16px 34px rgba(68,105,121,.12);
  opacity:0;
}
.step.in .mini-report{animation:repIn .7s .55s both}
.mini-report b{display:block;font-size:10px;color:#9a6b16;margin-bottom:3px}
@keyframes repIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.step-no{display:block;margin-top:18px;font-size:11px;font-weight:600;letter-spacing:.06em;color:var(--accent);opacity:.85}
.step h3{font-size:16px;font-weight:600;line-height:1.6;margin-top:7px;letter-spacing:-.01em}

/* break */
.break{background:linear-gradient(180deg,rgba(232,248,244,0) 0%,rgba(232,248,244,.62) 22%,rgba(232,248,244,.62) 78%,rgba(232,248,244,0) 100%);text-align:center}
.break .kicker{justify-content:center}
.break .kicker::before{display:none}
.break h2{font-size:clamp(26px,3.1vw,40px);line-height:1.5;letter-spacing:-.025em;font-weight:700}
.break p{font-size:15.5px;line-height:2.1;color:var(--muted);margin-top:26px;max-width:620px;margin-left:auto;margin-right:auto}
.break p b{color:var(--ink);font-weight:600}

/* diff */
.cmp-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:16px;background:rgba(255,255,255,.66);
  box-shadow:0 14px 40px rgba(68,105,121,.05);-webkit-overflow-scrolling:touch}
.cmp{width:100%;min-width:760px;border-collapse:separate;border-spacing:0}
.cmp th,.cmp td{padding:17px 20px;text-align:left;vertical-align:top;line-height:1.7}
.cmp thead th{font-size:11.5px;font-weight:600;color:#9fb4bb;letter-spacing:.05em;padding-bottom:13px;border-bottom:1px solid var(--line)}
.cmp thead th.corner{width:128px}
.cmp thead th.me{color:var(--accent-deep);background:rgba(225,245,238,.6);border-radius:12px 12px 0 0}
.cmp tbody th{font-size:13px;font-weight:600;color:var(--ink-2);white-space:nowrap;border-bottom:1px solid var(--line-soft);transition:color .25s}
.cmp tbody td{font-size:13.5px;color:var(--muted);border-bottom:1px solid var(--line-soft)}
.cmp tbody td.me{color:var(--ink);background:rgba(225,245,238,.6);font-weight:500}
.cmp tbody tr:last-child th,.cmp tbody tr:last-child td{border-bottom:0}
.cmp tbody tr:last-child td.me{border-radius:0 0 12px 12px}
.cmp tbody tr:hover th{color:var(--accent)}
.diff-note{margin-top:34px;font-size:17px;font-weight:600;color:var(--ink);letter-spacing:-.015em}

/* people */
.people-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.person{
  padding:22px;border-radius:var(--r);border:1px solid var(--line);
  background:rgba(255,255,255,.6);transition:.3s;
}
.person:hover{background:#fff;box-shadow:var(--shadow-sm);transform:translateY(-3px);border-color:#c2e3dd}
.person-ico{
  display:grid;place-items:center;width:38px;height:38px;border-radius:12px;
  background:var(--soft);color:var(--accent-deep);margin-bottom:16px;
}
.person-ico svg{
  width:20px;height:20px;fill:none;stroke:currentColor;
  stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;
}
.person b{display:block;font-size:15px;font-weight:600;margin-bottom:8px}
.person p{font-size:13.5px;line-height:1.8;color:var(--muted)}

/* features */
.features{background:linear-gradient(180deg,#f7fdfb,#fff 65%)}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:44px}
.feat-col h3{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:600;padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:8px}
.feat-col h3 i{font-style:normal;font-size:11px;color:var(--accent);letter-spacing:.08em}
.feat-col li{font-size:13.5px;line-height:1.7;color:var(--ink-2);padding:11px 0;border-bottom:1px dashed var(--line-soft);display:flex;gap:9px}
.feat-col li::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--accent);opacity:.5;flex:none;margin-top:9px}
.feat-col li:last-child{border-bottom:0;padding-bottom:0}
.anywhere{
  margin-top:40px;padding:26px 30px;border-radius:16px;
  background:rgba(225,245,238,.62);border:1px solid rgba(35,155,147,.18);
  display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:baseline;
}
.anywhere b{font-size:17px;font-weight:600;color:var(--accent-deep);letter-spacing:-.01em;white-space:nowrap}
.anywhere p{font-size:14px;line-height:1.9;color:var(--ink-2)}
.feat-note{margin-top:16px;font-size:12.5px;line-height:1.8;color:#869aa1}

/* price preview */
.plan-bar{
  display:flex;align-items:center;gap:28px;flex-wrap:wrap;
  padding:32px 40px;border-radius:26px;
  background:linear-gradient(120deg,#173f4c 0%,#1c5b5c 55%,#1f7368 100%);
  color:#fff;box-shadow:0 30px 60px rgba(23,63,76,.22);
}
.plan-bar h3{font-size:19px;font-weight:600;letter-spacing:-.02em}
.plan-bar p{font-size:13px;color:rgba(255,255,255,.66);margin-top:6px}
.plan-bar .btn{margin-left:35px;background:#fff;color:#173f4c}
.plan-bar .btn:hover{background:#e8f8f4;transform:translateY(-2px)}
.plan-price{font-size:26px;font-weight:700;letter-spacing:-.02em}
.plan-price small{font-size:12px;font-weight:400;opacity:.65;margin-left:4px}

/* final */
.final{padding:110px 0 120px;text-align:center;position:relative}
.final::before{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:min(900px,90vw);height:460px;pointer-events:none;
  background:radial-gradient(ellipse at 50% 50%,#dcf6f0 0,transparent 68%);
}
.final-in{position:relative}
.final h2{font-size:clamp(30px,3.6vw,46px);line-height:1.4;letter-spacing:-.028em;font-weight:700}
.final p{font-size:15px;color:var(--muted);margin:20px 0 34px}
.final .hero-actions{justify-content:center;margin-bottom:0}

/* footer */
.foot{border-top:1px solid var(--line);padding:56px 0 36px;font-size:13px;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:30px;margin-bottom:44px}
.foot-grid h4{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--faint);margin-bottom:14px}
.foot-grid a{display:block;padding:5px 0;transition:color .2s}
.foot-grid a:hover{color:var(--accent)}
.foot-brand p{font-size:12.5px;line-height:1.9;max-width:260px;margin-top:12px}
.foot-bottom{display:flex;gap:20px;flex-wrap:wrap;justify-content:space-between;align-items:center;padding-top:26px;border-top:1px solid var(--line-soft);font-size:12px;color:var(--faint)}

/* reveal */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .75s cubic-bezier(.2,.7,.3,1),transform .75s cubic-bezier(.2,.7,.3,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- pricing page ---------- */
.page-head{padding:70px 0 40px;text-align:center;position:relative}
.page-head h1{font-size:clamp(32px,3.6vw,48px);line-height:1.36;letter-spacing:-.03em;font-weight:700}
.page-head p{font-size:15.5px;color:var(--muted);margin-top:18px}
.billing{display:inline-flex;gap:4px;padding:5px;background:rgba(255,255,255,.8);border:1px solid var(--line);border-radius:100px;margin-top:32px}
.billing button{padding:9px 22px;border-radius:100px;font-size:13px;font-weight:600;color:var(--muted);transition:.25s;position:relative}
.billing button.on{background:var(--accent);color:#fff;box-shadow:0 6px 16px rgba(35,155,147,.28)}
.billing em{font-style:normal;font-size:10px;background:rgba(35,155,147,.14);color:var(--accent-deep);padding:2px 7px;border-radius:100px;margin-left:7px;font-weight:600}
.billing button.on em{background:rgba(255,255,255,.24);color:#fff}

.plans{display:grid;grid-template-columns:1fr 1.08fr;gap:24px;align-items:start;margin-top:56px}
.plan{padding:38px 36px;border-radius:26px;border:1px solid var(--line);background:rgba(255,255,255,.7)}
.plan.pro{border-color:#a8ded6;background:linear-gradient(170deg,#fff 0%,#f2fbf9 100%);box-shadow:0 26px 60px rgba(35,155,147,.12);position:relative}
.plan-tag{position:absolute;top:-12px;left:36px;background:var(--accent);color:#fff;font-size:11px;font-weight:600;padding:4px 12px;border-radius:100px;letter-spacing:.04em}
.plan h3{font-size:15px;font-weight:600;color:var(--muted)}
.plan .amount{display:flex;align-items:baseline;gap:4px;margin:14px 0 4px}
.plan .amount b{font-size:44px;font-weight:700;letter-spacing:-.03em;line-height:1}
.plan .amount span{font-size:13px;color:var(--faint)}
.plan .bill-note{font-size:12px;color:var(--faint);min-height:20px}
.plan .btn{width:100%;margin:24px 0 26px}
.plan ul li{display:flex;gap:10px;font-size:13.5px;line-height:1.7;color:var(--ink-2);padding:8px 0}
.plan ul li::before{content:"✓";color:var(--accent);font-size:12px;font-weight:700;flex:none;margin-top:2px}
.plan ul li.off{color:#b3c5cb}
.plan ul li.off::before{content:"—";color:#c9d9de}

.expire{margin-top:56px;padding:40px 44px;border-radius:26px;background:rgba(232,248,244,.72);border:1px solid #cfeae3}
.expire h3{font-size:20px;font-weight:600;letter-spacing:-.02em}
.expire > p{font-size:13.5px;color:var(--muted);margin-top:10px}
.expire-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px 40px;margin-top:26px}
.expire-grid div{display:flex;gap:10px;font-size:13.5px;line-height:1.7;color:var(--ink-2);padding:9px 0;border-top:1px solid rgba(35,155,147,.14)}
.expire-grid .yes::before{content:"✓";color:var(--accent);font-weight:700;flex:none}
.expire-grid .no::before{content:"✕";color:#c98585;font-weight:700;flex:none}
.expire-grid .no{color:var(--faint)}

.faq{margin-top:76px}
.faq h2{font-size:24px;font-weight:600;letter-spacing:-.02em;margin-bottom:26px}
.faq details{border-bottom:1px solid var(--line);padding:20px 0}
.faq summary{font-size:14.5px;font-weight:600;cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:20px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--accent);font-size:18px;font-weight:400;flex:none;transition:transform .25s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{font-size:13.5px;line-height:1.95;color:var(--muted);margin-top:14px;max-width:720px}

/* ---------- blog ---------- */
.blog-head{padding:64px 0 30px;display:flex;align-items:flex-end;gap:30px;flex-wrap:wrap}
.blog-head h1{font-size:clamp(30px,3.4vw,44px);letter-spacing:-.03em;line-height:1.3;font-weight:700}
.blog-head p{font-size:14.5px;color:var(--muted);margin-top:12px;max-width:520px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:34px 0 12px}
.filters button{padding:8px 16px;border-radius:100px;border:1px solid var(--line);font-size:12.5px;font-weight:500;color:var(--muted);background:rgba(255,255,255,.6);transition:.22s}
.filters button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.posts{border-top:1px solid var(--line)}
.post{display:grid;grid-template-columns:150px 1fr;gap:36px;padding:34px 0;border-bottom:1px solid var(--line);transition:.25s}
.post:hover h2{color:var(--accent)}
.post-meta{font-size:12px;color:var(--faint);line-height:1.8}
.post-meta b{display:block;color:var(--accent);font-weight:600;font-size:11.5px;letter-spacing:.04em;margin-bottom:4px}
.post h2{font-size:19px;font-weight:600;letter-spacing:-.015em;line-height:1.6;transition:color .2s}
.post p{font-size:13.5px;line-height:1.9;color:var(--muted);margin-top:10px;max-width:640px}
.post.hide{display:none}

/* ---------- responsive ---------- */
@media(max-width:1080px){
  .hero-in{grid-template-columns:1fr;gap:20px;min-height:0}
  .stage-wrap{height:520px;max-width:600px;width:100%;margin:10px auto 58px}
  .hero-sub{max-width:none}
  .steps-grid{grid-template-columns:1fr;gap:34px}
  .mini{height:210px}
  .feat-grid{grid-template-columns:1fr;gap:30px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px}
  .plans{grid-template-columns:1fr}
}
@media(max-width:860px){
  .nav-links{display:none}
  .nav-in{gap:14px}
  .nav-right{margin-left:auto}
  .people-grid{grid-template-columns:repeat(2,1fr)}
  .section{padding:74px 0}
  .post{grid-template-columns:1fr;gap:10px}
  .expire{padding:30px 26px}
  .expire-grid{grid-template-columns:1fr}
  .plan-bar{padding:26px 24px}
  .plan-bar .btn{margin-left:0;width:100%}
  .anywhere{grid-template-columns:1fr;gap:9px;padding:22px 22px}
  .anywhere b{white-space:normal}
}
@media(max-width:640px){
  .hero{padding:30px 0 16px}
  .hero h1{font-size:30px;line-height:1.45;letter-spacing:-.02em}
  .hero-sub{font-size:14.5px;line-height:1.9}
  .stage-wrap{height:500px;margin-bottom:62px}
  .stage-1 .save-card{bottom:58px;width:56%}
  .stage-tabs{bottom:-40px}
  .stage-1 .doc-card{width:88%;left:0}
  .stage-1 .save-card{width:54%}
  .stage-2 .write-card{width:78%}
  .stage-2 .rec-list{width:64%;top:160px;right:0}
  .stage-3 .write-card{width:82%}
  .stage-3 .report{width:68%}
  .stage-tabs{gap:4px;padding:3px;bottom:2px}
  .stage-tabs button{font-size:10.5px;padding:6px 9px}
  .cmp-wrap{border:0;background:none;box-shadow:none;overflow:visible;border-radius:0}
  .cmp{min-width:0;display:block}
  .cmp thead{display:none}
  .cmp tbody,.cmp tbody tr{display:block}
  .cmp tbody tr{padding:16px 0 18px;border-bottom:1px solid var(--line)}
  .cmp tbody tr:first-child{padding-top:0}
  .cmp tbody tr:last-child{border-bottom:0;padding-bottom:0}
  .cmp tbody th{display:block;border:0;padding:0 0 10px;font-size:15px;color:var(--ink)}
  .cmp tbody td{
    display:grid;grid-template-columns:66px 1fr;gap:12px;align-items:baseline;
    border:0;padding:5px 0;font-size:13px;background:none;border-radius:0;
  }
  .cmp tbody td::before{
    content:attr(data-label);font-size:11.5px;color:#9fb4bb;letter-spacing:.02em;
  }
  .cmp tbody td.me{
    background:rgba(225,245,238,.62);border-radius:8px;
    margin-top:4px;padding:8px 10px 8px 12px;
    grid-template-columns:66px 1fr;color:var(--ink);font-weight:500;
  }
  .cmp tbody td.me::before{color:var(--accent-deep);font-weight:600}
  .brand{font-size:18px}
  .btn{height:44px;padding:0 20px;font-size:13px}
  .foot-grid{grid-template-columns:1fr}
  .people-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  html{scroll-behavior:auto}
}