/* ---------- tokens ---------- */
:root{
  --bg:#F2F4F6;
  --bg-2:#FFFFFF;
  --bg-3:#E7EBEF;
  --line:#D3DAE2;
  --line-strong:#B7C1CC;
  --ink:#1C242E;
  --ink-2:#4A5666;
  --ink-3:#7A8797;
  --accent:#0A8FA8;
  --accent-ink:#FFFFFF;
  --accent-soft:rgba(10,143,168,.10);
  --mark:#C98A12;
  --vp-bg:#1B2129;        /* the app viewport is always dark: its own world */
  --vp-panel:#242B35;
  --vp-ribbon:#2E3744;
  --vp-line:#3A4452;
  --vp-ink:#DDE3EA;
  --vp-ink-2:#8E9AA9;
  --vp-accent:#2ED3F0;
  --vp-grid:rgba(255,255,255,.055);
  --shadow:0 30px 60px -30px rgba(20,32,48,.35);
  --radius:6px;
  --font-display:"Archivo",system-ui,"Segoe UI",sans-serif;
  --font-body:"IBM Plex Sans",system-ui,"Segoe UI",sans-serif;
  --font-mono:"IBM Plex Mono",ui-monospace,Consolas,monospace;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg:#161B22; --bg-2:#1E252E; --bg-3:#242C36;
    --line:#2C3541; --line-strong:#3D4854;
    --ink:#E6EAF0; --ink-2:#AAB5C2; --ink-3:#7E8B9A;
    --accent:#2ED3F0; --accent-ink:#0E1B20; --accent-soft:rgba(46,211,240,.12);
    --mark:#F2B33D;
    --shadow:0 30px 60px -30px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"]{
  --bg:#161B22; --bg-2:#1E252E; --bg-3:#242C36;
  --line:#2C3541; --line-strong:#3D4854;
  --ink:#E6EAF0; --ink-2:#AAB5C2; --ink-3:#7E8B9A;
  --accent:#2ED3F0; --accent-ink:#0E1B20; --accent-soft:rgba(46,211,240,.12);
  --mark:#F2B33D;
  --shadow:0 30px 60px -30px rgba(0,0,0,.7);
}

/* ---------- base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:var(--font-body);font-size:16px;line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:3px}
h1,h2,h3{font-family:var(--font-display);font-variation-settings:"wdth" 108;letter-spacing:-.01em;line-height:1.1;margin:0;text-wrap:balance}
h1{font-weight:800;font-size:clamp(2rem,3.4vw,2.9rem)}
h2{font-weight:700;font-size:clamp(1.65rem,3vw,2.4rem)}
h3{font-weight:700;font-size:1.1rem;font-variation-settings:"wdth" 104}
p{margin:0}
code,.mono{font-family:var(--font-mono);font-size:.92em}
.wrap{width:min(1180px,calc(100% - 2*clamp(20px,4vw,48px)));margin-inline:auto}
.eyebrow{
  font-family:var(--font-mono);font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);display:inline-flex;align-items:center;gap:.6em;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--accent)}
.lead{font-size:1.1rem;color:var(--ink-2);max-width:60ch}
.measure{max-width:64ch}

/* dimension-line section divider */
.dim{
  position:relative;height:1px;background:var(--line-strong);margin:0;border:0;display:block;
}
.dim::before,.dim::after{
  content:"";position:absolute;top:-6px;width:1px;height:13px;background:var(--line-strong);transform:rotate(30deg)
}
.dim::before{left:0}.dim::after{right:0}
.dim span{
  position:absolute;left:50%;top:-.7em;transform:translateX(-50%);
  background:var(--bg);padding:0 .8em;font-family:var(--font-mono);font-size:.72rem;
  letter-spacing:.12em;color:var(--ink-3);text-transform:uppercase;white-space:nowrap
}

section{padding:clamp(64px,8vw,112px) 0}
.sec-head{display:grid;gap:14px;margin-bottom:clamp(36px,5vw,56px);max-width:70ch}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:24px}
.logo{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:800;font-size:1.25rem;letter-spacing:.02em;font-variation-settings:"wdth" 112}
.logo svg{width:28px;height:28px}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:26px;font-size:.92rem;color:var(--ink-2)}
.nav ul a:hover{color:var(--ink)}
.nav .cta{font-size:.9rem}
@media (max-width:820px){.nav ul{display:none}}

.btn{
  display:inline-flex;align-items:center;gap:.55em;padding:.72em 1.15em;border-radius:var(--radius);
  font-weight:600;font-size:.95rem;border:1px solid transparent;cursor:pointer;line-height:1;
  transition:transform .15s ease,background .15s ease,border-color .15s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{border-color:var(--line-strong);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink-3)}
.btn svg{width:16px;height:16px}

/* ---------- hero ---------- */
.hero{padding:clamp(48px,7vw,96px) 0 clamp(48px,6vw,80px)}
.hero .wrap{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(32px,5vw,72px);align-items:center}
@media (max-width:960px){.hero .wrap{grid-template-columns:1fr}}
.hero-copy{display:grid;gap:22px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.hero-meta{display:flex;flex-wrap:wrap;gap:8px 22px;font-family:var(--font-mono);font-size:.8rem;color:var(--ink-3);margin-top:8px}
.hero-meta b{color:var(--ink);font-weight:500;font-variant-numeric:tabular-nums}

/* viewport mock — deliberately single-theme (this is the product's own dark shell) */
.viewport{
  background:var(--vp-bg);border:1px solid var(--vp-line);border-radius:8px;overflow:hidden;
  box-shadow:var(--shadow);font-family:var(--font-mono);color:var(--vp-ink);font-size:.72rem;
  display:grid;grid-template-rows:auto auto 1fr auto auto;grid-template-columns:minmax(0,1fr);
}
.vp-title{background:var(--vp-panel);padding:8px 12px;display:flex;align-items:center;gap:10px;color:var(--vp-ink-2);border-bottom:1px solid var(--vp-line)}
.vp-title .dots{display:flex;gap:5px}
.vp-title .dots i{width:9px;height:9px;border-radius:50%;background:#4B5666;display:block}
.vp-title span{margin-left:auto}
.vp-ribbon{background:var(--vp-ribbon);display:flex;gap:2px;padding:6px 10px 0;border-bottom:1px solid var(--vp-line);overflow:hidden;white-space:nowrap}
.vp-ribbon i{font-style:normal;padding:5px 11px;border-radius:4px 4px 0 0;color:var(--vp-ink-2)}
.vp-ribbon i.on{background:var(--vp-panel);color:var(--vp-ink);border:1px solid var(--vp-line);border-bottom:none}
.vp-body{display:grid;grid-template-columns:1fr 166px}
@media (max-width:560px){.vp-body{grid-template-columns:1fr}.vp-body .vp-props{display:none}}
.vp-canvas{
  position:relative;aspect-ratio:1600/1131;overflow:hidden;
  background-color:var(--vp-bg);
  background-image:
    linear-gradient(var(--vp-grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--vp-grid) 1px,transparent 1px);
  background-size:8.33% 8.33%;
}
.vp-canvas img{
  position:absolute;inset:0;width:100%;height:100%;
  filter:invert(1) brightness(.92);mix-blend-mode:screen;opacity:0;
  animation:fadeplan 1.1s .25s ease forwards;
}
.vp-canvas img,.vp-canvas svg{transform:scale(1.16);transform-origin:52% 50%}
.vp-canvas svg{position:absolute;inset:0;width:100%;height:100%}
.sel{fill:none;stroke:var(--vp-accent);stroke-width:6;stroke-dasharray:22 14;stroke-linecap:round;animation:march 2.2s linear infinite}
.grip{fill:#1B2129;stroke:var(--vp-accent);stroke-width:5}
.grip.hot{fill:var(--vp-accent)}
.vp-tip{fill:none;stroke:var(--vp-accent);stroke-width:2.5}
.vp-tip-bg{fill:#0F1418;stroke:var(--vp-accent);stroke-width:2.5}
.vp-tip-txt{fill:var(--vp-accent);font:600 30px var(--font-mono)}
@keyframes march{to{stroke-dashoffset:-72}}
@keyframes fadeplan{to{opacity:1}}
.vp-props{background:var(--vp-panel);border-left:1px solid var(--vp-line);padding:10px;display:grid;gap:6px;align-content:start;color:var(--vp-ink-2)}
.vp-props h4{margin:0 0 4px;font:600 .72rem var(--font-mono);color:var(--vp-ink);letter-spacing:.06em}
.vp-props div{display:flex;justify-content:space-between;gap:6px;border-bottom:1px solid var(--vp-line);padding-bottom:4px}
.vp-props div b{color:var(--vp-accent);font-weight:500;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.vp-cmd{background:#12171D;border-top:1px solid var(--vp-line);padding:8px 12px;display:grid;gap:3px;color:var(--vp-ink-2)}
.vp-cmd .k{color:var(--vp-ink)}
.vp-cmd .k b{color:var(--vp-accent);font-weight:500}
.vp-cmd .cur::after{content:"▍";color:var(--vp-accent);animation:blink 1s steps(1) infinite}
@keyframes blink{50%{opacity:0}}
.vp-status{background:var(--vp-panel);border-top:1px solid var(--vp-line);padding:6px 10px;display:flex;gap:4px;flex-wrap:wrap;color:var(--vp-ink-2);font-size:.68rem}
.vp-status i{font-style:normal;padding:2px 6px;border-radius:3px}
.vp-status i.on{background:#1F3B49;color:var(--vp-accent)}
.vp-status .coord{margin-left:auto;font-variant-numeric:tabular-nums}
@media (max-width:560px){.vp-status .coord{display:none}}
@media (prefers-reduced-motion:reduce){
  .sel,.vp-cmd .cur::after{animation:none}
  .vp-canvas img{animation:none;opacity:1}
}

/* ---------- commands strip ---------- */
.cmds{background:var(--bg-2);border-block:1px solid var(--line)}
.cmds .wrap{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,3fr);gap:clamp(28px,5vw,64px);align-items:start}
@media (max-width:900px){.cmds .wrap{grid-template-columns:1fr}}
.cmd-cloud{display:flex;flex-wrap:wrap;gap:8px}
.cmd-cloud span{
  font-family:var(--font-mono);font-size:.82rem;padding:.35em .7em;border:1px solid var(--line-strong);
  border-radius:4px;color:var(--ink-2);background:var(--bg);
}
.cmd-cloud span b{font-weight:500;color:var(--accent)}
.cmd-cloud span.more{border-style:dashed;color:var(--ink-3)}
.bullets{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:12px;color:var(--ink-2)}
.bullets li{position:relative;padding-left:26px}
.bullets li::before{content:"";position:absolute;left:2px;top:.5em;width:9px;height:9px;border:1.5px solid var(--accent);transform:rotate(45deg)}

/* ---------- objects grid ---------- */
.grid3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
@media (max-width:900px){.grid3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:600px){.grid3{grid-template-columns:1fr}}
.card{background:var(--bg-2);padding:26px 24px 28px;display:grid;gap:12px;align-content:start;position:relative}
.card svg{width:64px;height:64px;stroke:var(--accent);fill:none;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.card svg .thin{stroke-width:1;opacity:.55}
.card svg .mk{stroke:var(--mark)}
.card p{color:var(--ink-2);font-size:.95rem}
.card .cmdline{font-family:var(--font-mono);font-size:.76rem;color:var(--ink-3);letter-spacing:.02em;display:flex;flex-wrap:wrap;gap:6px 10px;margin-top:4px}
.card .cmdline code{color:var(--accent);font-size:1em}

/* ---------- workflow ---------- */
.flows{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
@media (max-width:900px){.flows{grid-template-columns:1fr}}
.flow{border:1px solid var(--line);background:var(--bg-2);padding:26px 24px;display:grid;gap:14px;align-content:start}
.flow h3{display:flex;gap:12px;align-items:baseline}
.flow h3 small{font-family:var(--font-mono);font-weight:500;font-size:.75rem;color:var(--accent);letter-spacing:.1em}
.flow .fit{font-size:.9rem;color:var(--ink-3)}
.flow ol{margin:6px 0 0;padding:0;list-style:none;counter-reset:s;display:grid;gap:9px}
.flow ol li{counter-increment:s;position:relative;padding-left:32px;font-size:.93rem;color:var(--ink-2)}
.flow ol li::before{content:counter(s);position:absolute;left:0;top:.15em;font-family:var(--font-mono);font-size:.75rem;color:var(--ink-3);border:1px solid var(--line-strong);width:20px;height:20px;display:grid;place-items:center;border-radius:50%}
.flow ol li b{color:var(--ink);font-weight:600}
.flow-note{margin-top:28px;padding:18px 22px;border-left:2px solid var(--mark);background:var(--bg-2);color:var(--ink-2);font-size:.95rem;max-width:80ch}

/* ---------- formats ---------- */
.formats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
@media (max-width:900px){.formats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.formats{grid-template-columns:1fr}}
.fmt{border-top:2px solid var(--line-strong);padding-top:16px;display:grid;gap:8px}
.fmt.native{border-top-color:var(--accent)}
.fmt .ext{font-family:var(--font-display);font-weight:800;font-size:1.9rem;font-variation-settings:"wdth" 115;letter-spacing:.02em;line-height:1}
.fmt .ext small{font-family:var(--font-mono);font-weight:400;font-size:.72rem;color:var(--ink-3);letter-spacing:.1em;margin-left:.6em;text-transform:uppercase}
.fmt p{color:var(--ink-2);font-size:.93rem}
.fmt-extra{margin-top:36px;display:flex;flex-wrap:wrap;gap:10px 28px;font-size:.92rem;color:var(--ink-2)}
.fmt-extra span::before{content:"+ ";color:var(--accent);font-family:var(--font-mono)}

/* ---------- automation ---------- */
.auto{background:var(--bg-2);border-block:1px solid var(--line)}
.auto .wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:center}
@media (max-width:900px){.auto .wrap{grid-template-columns:1fr}}
.auto-list{display:grid;gap:22px;margin-top:8px}
.auto-list div{display:grid;gap:4px}
.auto-list p{color:var(--ink-2);font-size:.95rem}
.lisp{
  background:var(--vp-bg);color:var(--vp-ink);border:1px solid var(--vp-line);border-radius:8px;
  font-family:var(--font-mono);font-size:.8rem;line-height:1.65;overflow-x:auto;box-shadow:var(--shadow)
}
.lisp header{background:var(--vp-panel);padding:8px 14px;color:var(--vp-ink-2);border-bottom:1px solid var(--vp-line);font-size:.72rem;display:flex;gap:14px}
.lisp header b{color:var(--vp-ink);font-weight:500}
.lisp pre{margin:0;padding:16px 18px;white-space:pre}
.lisp .c{color:#6B7A8C}.lisp .f{color:var(--vp-accent)}.lisp .s{color:#F2B33D}.lisp .n{color:#B7C4D4}

/* ---------- reliability ---------- */
.rel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
@media (max-width:820px){.rel{grid-template-columns:1fr}}
.rel div{background:var(--bg-2);padding:24px;display:grid;gap:8px;align-content:start}
.rel .num{font-family:var(--font-display);font-weight:800;font-size:2.4rem;font-variation-settings:"wdth" 112;line-height:1;font-variant-numeric:tabular-nums;color:var(--ink)}
.rel .num small{font-family:var(--font-mono);font-size:.72rem;font-weight:400;color:var(--ink-3);letter-spacing:.1em;text-transform:uppercase;display:block;margin-top:8px}
.rel p{color:var(--ink-2);font-size:.93rem}

/* ---------- download ---------- */
.dl .wrap{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,2fr);gap:clamp(32px,5vw,72px);align-items:start}
@media (max-width:900px){.dl .wrap{grid-template-columns:1fr}}
.dl-box{border:1px solid var(--line);background:var(--bg-2);padding:26px;display:grid;gap:14px}
.dl-box h3{font-size:1rem}
.dl-box dl{margin:0;display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:.92rem}
.dl-box dt{color:var(--ink-3);font-family:var(--font-mono);font-size:.78rem;letter-spacing:.06em;padding-top:.2em}
.dl-box dd{margin:0;color:var(--ink-2)}
.dl-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.dl-note{font-size:.85rem;color:var(--ink-3)}

/* ---------- footer / title block ---------- */
footer{border-top:1px solid var(--line-strong);padding:0 0 40px}
.tb{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;border:1px solid var(--line-strong);margin-top:40px}
@media (max-width:760px){.tb{grid-template-columns:1fr 1fr}}
.tb div{padding:14px 16px;border-right:1px solid var(--line-strong);display:grid;gap:4px;align-content:start}
.tb div:last-child{border-right:none}
@media (max-width:760px){.tb div:nth-child(2){border-right:none}.tb div:nth-child(-n+2){border-bottom:1px solid var(--line-strong)}}
.tb small{font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3)}
.tb span{font-size:.92rem;color:var(--ink-2)}
.tb .brand{font-family:var(--font-display);font-weight:800;font-size:1.4rem;font-variation-settings:"wdth" 112;color:var(--ink)}
.foot-links{display:flex;flex-wrap:wrap;gap:8px 22px;margin-top:18px;font-size:.85rem;color:var(--ink-3)}
.foot-links a:hover{color:var(--ink)}

/* ---------- reveal ---------- */
.rv{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* ================= additions for the web app ================= */
.nav-auth{display:flex;align-items:center;gap:14px}
.nav-link{font-size:.92rem;color:var(--ink-2)}
.nav-link:hover{color:var(--ink)}
.btn-sm{padding:.55em .95em;font-size:.88rem}
.btn-danger{background:transparent;border-color:#C6484D;color:#C6484D}
.btn-danger:hover{background:rgba(198,72,77,.08)}
.btn[aria-disabled="true"],.btn:disabled{opacity:.5;pointer-events:none}
.btn-block{width:100%;justify-content:center}
button.btn{font-family:inherit}

/* ---------- pricing ---------- */
.pricing{background:var(--bg-2);border-block:1px solid var(--line)}
.plans{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:stretch}
@media (max-width:900px){.plans{grid-template-columns:1fr}}
.plan{border:1px solid var(--line);background:var(--bg);padding:28px 26px;display:grid;gap:14px;align-content:start;position:relative}
.plan.featured{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent) inset}
.plan .tag{position:absolute;top:-11px;left:24px;background:var(--accent);color:var(--accent-ink);font-family:var(--font-mono);font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;padding:3px 10px;border-radius:3px}
.plan .name{font-family:var(--font-display);font-weight:700;font-size:1.15rem;font-variation-settings:"wdth" 106}
.plan .price{font-family:var(--font-display);font-weight:800;font-size:2.4rem;font-variation-settings:"wdth" 112;line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.plan .price small{font-family:var(--font-mono);font-size:.78rem;font-weight:400;color:var(--ink-3);letter-spacing:.06em;margin-left:.4em}
.plan .dur{font-family:var(--font-mono);font-size:.78rem;color:var(--ink-3);letter-spacing:.06em;text-transform:uppercase}
.plan p{color:var(--ink-2);font-size:.95rem}
.plan ul{list-style:none;margin:4px 0 0;padding:0;display:grid;gap:8px;font-size:.92rem;color:var(--ink-2)}
.plan ul li{position:relative;padding-left:22px}
.plan ul li::before{content:"";position:absolute;left:0;top:.55em;width:9px;height:5px;border-left:1.6px solid var(--accent);border-bottom:1.6px solid var(--accent);transform:rotate(-45deg)}
.plan .quota{font-family:var(--font-mono);font-size:.78rem;color:var(--mark)}
.plan .quota b{font-weight:500}
.plan .cta-row{margin-top:auto;padding-top:8px}
.plan.soldout{opacity:.72}
.pricing-note{margin-top:28px;font-size:.9rem;color:var(--ink-3);max-width:80ch}

/* ---------- forms / auth ---------- */
.page{padding:clamp(40px,6vw,80px) 0}
.page-narrow{width:min(520px,calc(100% - 40px));margin-inline:auto}
.page-head{display:grid;gap:12px;margin-bottom:28px}
.form{display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label{font-size:.85rem;font-weight:600;color:var(--ink-2)}
.field input,.field select,.field textarea{
  font:inherit;font-size:.95rem;padding:.7em .85em;border:1px solid var(--line-strong);border-radius:var(--radius);
  background:var(--bg-2);color:var(--ink);width:100%;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:var(--accent)}
.field .hint{font-size:.8rem;color:var(--ink-3)}
.field-error,.validation-summary-errors,.text-danger{color:#C6484D;font-size:.85rem}
.validation-summary-errors ul{margin:0;padding-left:1.2em}
.validation-summary-valid{display:none}
.check{display:flex;gap:10px;align-items:center;font-size:.9rem;color:var(--ink-2)}
.check input{width:16px;height:16px;accent-color:var(--accent)}
.form-foot{font-size:.9rem;color:var(--ink-3);display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;margin-top:6px}
.form-foot a{color:var(--accent);font-weight:500}
.or{display:flex;align-items:center;gap:12px;color:var(--ink-3);font-family:var(--font-mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase}
.or::before,.or::after{content:"";flex:1;height:1px;background:var(--line)}
.btn-google{background:var(--bg-2);border-color:var(--line-strong);color:var(--ink);justify-content:center}
.btn-google svg{width:18px;height:18px}
.card-box{border:1px solid var(--line);background:var(--bg-2);padding:26px;display:grid;gap:14px}
.card-box h3{font-size:1rem}

.alert{padding:12px 16px;border-left:3px solid var(--accent);background:var(--accent-soft);color:var(--ink);font-size:.92rem;border-radius:0 var(--radius) var(--radius) 0}
.alert-warn{border-left-color:var(--mark);background:rgba(201,138,18,.10)}
.alert-danger{border-left-color:#C6484D;background:rgba(198,72,77,.10)}
.alert-ok{border-left-color:#2F9E6E;background:rgba(47,158,110,.10)}

/* ---------- account / admin layout ---------- */
.dash{display:grid;grid-template-columns:220px minmax(0,1fr);gap:clamp(24px,4vw,48px);align-items:start}
@media (max-width:820px){.dash{grid-template-columns:1fr}}
.side{display:grid;gap:4px;position:sticky;top:76px}
.side a{padding:8px 12px;border-radius:var(--radius);color:var(--ink-2);font-size:.92rem;border-left:2px solid transparent}
.side a:hover{color:var(--ink);background:var(--bg-3)}
.side a.on{color:var(--ink);border-left-color:var(--accent);background:var(--bg-2)}
.side .side-head{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);padding:14px 12px 4px}
.main{display:grid;gap:26px;min-width:0}
.main h1{font-size:clamp(1.5rem,2.6vw,2rem)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line)}
@media (max-width:900px){.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
.stat{background:var(--bg-2);padding:18px 20px;display:grid;gap:4px}
.stat .v{font-family:var(--font-display);font-weight:800;font-size:1.8rem;font-variation-settings:"wdth" 110;font-variant-numeric:tabular-nums;line-height:1}
.stat .l{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.table-wrap{overflow-x:auto;border:1px solid var(--line);background:var(--bg-2)}
table.tbl{width:100%;border-collapse:collapse;font-size:.9rem}
.tbl th,.tbl td{padding:10px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.tbl th{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:500;background:var(--bg-3);white-space:nowrap}
.tbl tr:last-child td{border-bottom:none}
.tbl td.num{font-variant-numeric:tabular-nums;font-family:var(--font-mono);font-size:.85rem;white-space:nowrap}
.tbl a{color:var(--accent);font-weight:500}
.tbl .sub{display:block;font-size:.8rem;color:var(--ink-3)}
.badge{display:inline-block;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.06em;padding:3px 8px;border-radius:3px;border:1px solid var(--line-strong);color:var(--ink-2);white-space:nowrap}
.badge-active{border-color:#2F9E6E;color:#2F9E6E;background:rgba(47,158,110,.08)}
.badge-pending{border-color:var(--mark);color:var(--mark);background:rgba(201,138,18,.08)}
.badge-expired{border-color:var(--ink-3);color:var(--ink-3)}
.badge-revoked,.badge-cancelled{border-color:#C6484D;color:#C6484D}
.badge-plan{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}
.badge-google{border-color:#4285F4;color:#4285F4}
.key{font-family:var(--font-mono);font-size:1.05rem;letter-spacing:.06em;background:var(--bg-3);padding:.4em .7em;border-radius:4px;display:inline-block;user-select:all}
.filters{display:flex;flex-wrap:wrap;gap:10px;align-items:end}
.filters .field{gap:4px}
.filters input,.filters select{padding:.5em .7em;font-size:.9rem}
.filters .field label{font-size:.75rem}
.kv{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;font-size:.92rem;margin:0}
.kv dt{color:var(--ink-3);font-family:var(--font-mono);font-size:.76rem;letter-spacing:.06em;padding-top:.2em;white-space:nowrap}
.kv dd{margin:0;color:var(--ink)}
.two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
@media (max-width:820px){.two{grid-template-columns:1fr}}
.inline-form{display:flex;flex-wrap:wrap;gap:8px;align-items:end}
.inline-form .field{min-width:140px}
.pager{display:flex;gap:6px;flex-wrap:wrap;font-family:var(--font-mono);font-size:.82rem}
.pager a,.pager span{padding:5px 10px;border:1px solid var(--line);border-radius:4px;color:var(--ink-2)}
.pager .on{border-color:var(--accent);color:var(--accent)}
.muted{color:var(--ink-3)}
.small{font-size:.85rem}

.alt-signup summary::-webkit-details-marker{display:none}
.alt-signup summary::after{content:"▾";margin-left:6px}
.alt-signup[open] summary::after{content:"▴"}
.alt-signup summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

/* ================= landing additions (professional pass) ================= */
.trust{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);margin-bottom:clamp(40px,6vw,72px)}
@media (max-width:900px){.trust{grid-template-columns:repeat(2,minmax(0,1fr))}}
.trust div{background:var(--bg-2);padding:16px 18px;display:grid;gap:3px;align-content:start}
.trust b{font-family:var(--font-display);font-weight:700;font-variation-settings:"wdth" 104;font-size:.98rem}
.trust span{font-size:.85rem;color:var(--ink-3)}
.trust div::before{content:"";width:22px;height:2px;background:var(--accent);margin-bottom:6px}

table.cmp{width:100%;border-collapse:collapse;font-size:.92rem;background:var(--bg-2)}
.cmp th,.cmp td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
.cmp th{font-family:var(--font-mono);font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:500;background:var(--bg-3)}
.cmp th.hl{color:var(--accent)}
.cmp td.hl{background:var(--accent-soft);color:var(--ink)}
.cmp td:first-child{color:var(--ink-2);width:26%}
.cmp tr:last-child td{border-bottom:none}
.cmp .ok{color:#2F9E6E;font-weight:700;margin-right:4px}
.cmp .no{color:#C6484D;font-weight:700;margin-right:4px}
.cmp-note{margin-top:14px;font-size:.82rem;color:var(--ink-3);max-width:90ch}

.aud{background:var(--bg-2);border-block:1px solid var(--line)}
.aud .card{background:var(--bg)}

.faq-list{display:grid;gap:10px;max-width:860px}
.faq-list details{border:1px solid var(--line);background:var(--bg-2);border-radius:var(--radius)}
.faq-list summary{cursor:pointer;padding:16px 20px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{content:"+";font-family:var(--font-mono);color:var(--accent);font-size:1.2rem;line-height:1;flex:none}
.faq-list details[open] summary::after{content:"\2212"}
.faq-list details p{padding:0 20px 18px;color:var(--ink-2);font-size:.95rem;max-width:72ch}
.faq-list a{color:var(--accent);font-weight:500}

.changelog{list-style:none;margin:0;padding:0;display:grid;gap:0;border-left:1px solid var(--line-strong);max-width:860px}
.changelog li{display:grid;grid-template-columns:90px 1fr;gap:16px;padding:14px 0 14px 22px;position:relative}
.changelog li::before{content:"";position:absolute;left:-5px;top:22px;width:9px;height:9px;border-radius:50%;background:var(--bg);border:2px solid var(--accent)}
.changelog .when{font-family:var(--font-mono);font-size:.78rem;color:var(--ink-3);padding-top:.25em;letter-spacing:.04em}
.changelog b{display:block;font-weight:600;margin-bottom:2px}
.changelog span:not(.when){font-size:.9rem;color:var(--ink-2)}
@media (max-width:600px){.changelog li{grid-template-columns:1fr}}

.contact{background:var(--bg-2);border-block:1px solid var(--line)}
.contact-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
@media (max-width:900px){.contact-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:520px){.contact-grid{grid-template-columns:1fr}}
.contact-card{border:1px solid var(--line);background:var(--bg);padding:20px;display:grid;gap:4px;border-radius:var(--radius);transition:border-color .15s ease,transform .15s ease}
.contact-card:hover{border-color:var(--accent);transform:translateY(-2px)}
.contact-card small{font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.contact-card b{font-family:var(--font-display);font-weight:700;font-variation-settings:"wdth" 104;font-size:1.05rem;word-break:break-word}
.contact-card span{font-size:.85rem;color:var(--ink-3)}

.float-contact{position:fixed;right:18px;bottom:18px;display:grid;gap:10px;z-index:30}
.fc{width:52px;height:52px;border-radius:50%;display:grid;place-items:center;color:#fff;font-weight:700;font-size:.8rem;box-shadow:0 8px 24px -8px rgba(0,0,0,.45);transition:transform .15s ease}
.fc:hover{transform:translateY(-2px)}
.fc-zalo{background:#0068FF;font-family:var(--font-display);letter-spacing:.02em}
.fc-tel{background:var(--accent);color:var(--accent-ink)}
.fc-tel svg{width:22px;height:22px}
@media print{.float-contact{display:none}}

.foot-company{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px;margin-top:28px;font-size:.88rem;color:var(--ink-2)}
@media (max-width:760px){.foot-company{grid-template-columns:1fr}}
.foot-company h4{margin:0 0 8px;font-family:var(--font-mono);font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-3);font-weight:500}
.foot-company a:hover{color:var(--ink)}
.foot-company ul{list-style:none;margin:0;padding:0;display:grid;gap:5px}
.policy{max-width:76ch}
.policy h2{font-size:1.25rem;margin-top:28px}
.policy p,.policy li{color:var(--ink-2)}
.policy ul{padding-left:1.2em}

.trial-bar{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;border:1px dashed var(--accent);background:var(--accent-soft);padding:16px 20px;border-radius:var(--radius);margin-bottom:24px}
.trial-bar b{display:block;font-family:var(--font-display);font-weight:700;font-variation-settings:"wdth" 104}
.trial-bar span{font-size:.9rem;color:var(--ink-2)}

/* real product screenshot in the hero */
.shot{margin:0;border:1px solid var(--vp-line);border-radius:8px;overflow:hidden;background:var(--vp-bg);box-shadow:var(--shadow)}
.shot img{display:block;width:100%;height:auto}
.shot figcaption{font-family:var(--font-mono);font-size:.72rem;color:var(--vp-ink-2);padding:8px 12px;border-top:1px solid var(--vp-line);background:var(--vp-panel)}