/* Probator.ai — landing page */

:root {
  --f-ui: "Instrument Sans", ui-sans-serif, system-ui, sans-serif;
  --f-disp: "Instrument Serif", Georgia, serif;
  --f-doc: "Literata", Georgia, serif;
  --f-mono: "JetBrains Mono", ui-monospace, Menlo, monospace;

  --bg: #ffffff;
  --tint: #f8f8f6;
  --ink: #12141a;
  --ink-2: #4a4f5a;
  --ink-3: #8a8f99;
  --line: #e9e8e4;
  --line-2: #d9d7d1;

  --gold: #eaa400;
  --gold-hi: #ffd25a;
  --gold-soft: #fff6dc;
  --gold-text: #8f6200;

  --red: #e5484d;
  --blue: #3e78dc;
  --cyan: #0e97b0;
  --violet: #8b5cf6;
  --ai: #ef8a3c;
  --good: #16a364;

  --shadow: 0 1px 2px rgb(18 20 26 / 0.04), 0 8px 24px -10px rgb(18 20 26 / 0.12);
  --shadow-lg: 0 2px 6px rgb(18 20 26 / 0.04), 0 40px 80px -30px rgb(18 20 26 / 0.28);
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 var(--f-ui); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; }
img { display: block; }
::selection { background: color-mix(in srgb, var(--gold) 30%, transparent); }
:focus-visible { outline: 2px solid var(--gold); outline-offset: 3px; border-radius: 6px; }
.wrap { width: min(1160px, 100% - 48px); margin-inline: auto; }
em { font-style: normal; }
h1 em, h2 em { font-family: var(--f-disp); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }

/* ------------------------------------------------------------------ buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 40px; padding: 0 16px; border-radius: 10px; border: 0;
  font: 600 14.5px/1 var(--f-ui); text-decoration: none; white-space: nowrap; cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s, transform 0.15s var(--ease), box-shadow 0.15s;
}
.btn-lg { height: 50px; padding: 0 24px; font-size: 16px; border-radius: 12px; }
.btn-ink { background: var(--ink); color: #fff; box-shadow: 0 1px 2px rgb(18 20 26 / 0.2), inset 0 1px 0 rgb(255 255 255 / 0.08); }
.btn-ink:hover { background: #2a2d36; transform: translateY(-1px); }
.btn-gold { background: linear-gradient(180deg, var(--gold-hi), var(--gold)); color: #1c1606; box-shadow: 0 1px 2px rgb(143 98 0 / 0.3), inset 0 1px 0 rgb(255 255 255 / 0.4); }
.btn-gold:hover { transform: translateY(-1px); filter: brightness(1.03); }
.btn-line { background: #fff; color: var(--ink); box-shadow: inset 0 0 0 1px var(--line-2); }
.btn-line:hover { box-shadow: inset 0 0 0 1px var(--ink-3); transform: translateY(-1px); }
.btn-ghost { background: none; color: var(--ink-2); }
.btn-ghost:hover { color: var(--ink); background: var(--tint); }

/* ------------------------------------------------------------------ nav */
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, #fff 82%, transparent); backdrop-filter: blur(14px) saturate(1.4); border-bottom: 1px solid transparent; transition: border-color 0.2s, box-shadow 0.2s; }
.nav.scrolled { border-bottom-color: var(--line); }
.nav-in { width: min(1160px, 100% - 48px); margin-inline: auto; height: 68px; display: flex; align-items: center; gap: 28px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; flex: none; }
.logo img { border-radius: 8px; box-shadow: 0 1px 2px rgb(18 20 26 / 0.2), 0 4px 10px -4px rgb(18 20 26 / 0.35); }
.logo span { font: 650 19px/1 var(--f-ui); letter-spacing: -0.03em; }
.logo em { color: var(--ink-3); font-weight: 600; }
.links { display: flex; gap: 4px; }
.links a { white-space: nowrap; padding: 8px 12px; border-radius: 8px; font-size: 14.5px; font-weight: 500; color: var(--ink-2); text-decoration: none; transition: color 0.15s, background 0.15s; }
.links a:hover { color: var(--ink); background: var(--tint); }
.nav-cta { margin-left: auto; display: flex; gap: 6px; }
.burger { display: none; margin-left: auto; width: 40px; height: 40px; border: 0; background: none; border-radius: 10px; cursor: pointer; position: relative; }
.burger i { position: absolute; left: 11px; right: 11px; height: 1.8px; background: var(--ink); border-radius: 2px; transition: transform 0.2s var(--ease), top 0.2s; }
.burger i:first-child { top: 15px; } .burger i:last-child { top: 23px; }
.nav.open .burger i:first-child { top: 19px; transform: rotate(45deg); }
.nav.open .burger i:last-child { top: 19px; transform: rotate(-45deg); }

/* ------------------------------------------------------------------ hero */
.hero { position: relative; padding: 72px 0 40px; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0; z-index: -2;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 56px 56px; background-position: center top;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 20%, #000 20%, transparent 75%);
  opacity: 0.55;
}
.hero-glow { position: absolute; z-index: -1; left: 50%; top: 260px; width: 1100px; height: 520px; transform: translateX(-50%); background: radial-gradient(closest-side, rgb(255 210 90 / 0.35), rgb(255 210 90 / 0.08) 60%, transparent); filter: blur(10px); }
.hero-in { text-align: center; display: grid; justify-items: center; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px; padding: 5px 14px 5px 5px; border-radius: 99px;
  border: 1px solid var(--line); background: #fff; box-shadow: var(--shadow); font-size: 13.5px; font-weight: 500; color: var(--ink-2); text-decoration: none;
  animation: rise 0.6s var(--ease) both;
}
.eyebrow b { background: var(--ink); color: #fff; font-size: 11.5px; font-weight: 600; padding: 3px 9px; border-radius: 99px; letter-spacing: 0.02em; }
.eyebrow span { color: var(--ink-3); transition: transform 0.2s var(--ease); }
.eyebrow:hover span { transform: translateX(3px); }
.hero h1 { margin: 26px 0 0; font: 650 clamp(42px, 6.4vw, 80px)/1.02 var(--f-ui); letter-spacing: -0.045em; animation: rise 0.7s 0.05s var(--ease) both; }
.hero h1 em { position: relative; font-size: 1.08em; letter-spacing: -0.02em; white-space: nowrap; }
.hero h1 em::after { content: ""; position: absolute; left: 2%; right: 1%; bottom: 0.04em; height: 0.12em; border-radius: 99px; background: linear-gradient(90deg, var(--gold-hi), var(--gold)); z-index: -1; transform-origin: left; animation: draw 0.9s 0.6s var(--ease) both; }
.lede { max-width: 640px; margin: 24px auto 0; font-size: clamp(17px, 1.6vw, 19.5px); line-height: 1.6; color: var(--ink-2); animation: rise 0.7s 0.12s var(--ease) both; }
.hero-cta { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 34px; animation: rise 0.7s 0.18s var(--ease) both; }
.micro { display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 20px; margin: 18px 0 0; font-size: 13.5px; color: var(--ink-3); animation: rise 0.7s 0.24s var(--ease) both; }
.micro span { display: inline-flex; align-items: center; gap: 7px; }
.micro span::before { content: ""; width: 14px; height: 14px; background: no-repeat center / contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23cf9000' stroke-width='2.6' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E"); }

/* product mock */
.shot { margin: 64px auto 0; max-width: 1040px; border-radius: 18px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-lg); overflow: hidden; animation: lift 1s 0.3s var(--ease) both; }
.shot-bar { display: flex; align-items: center; gap: 7px; height: 40px; padding: 0 16px; border-bottom: 1px solid var(--line); background: var(--tint); }
.shot-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line-2); }
.shot-bar span { margin: 0 auto; transform: translateX(-24px); font: 12px var(--f-mono); color: var(--ink-3); background: #fff; border: 1px solid var(--line); padding: 3px 18px; border-radius: 7px; }
.shot-body { display: grid; grid-template-columns: 1fr 330px; text-align: left; background: #fafaf8; }
.shot-doc { margin: 22px; padding: 30px 40px 36px; background: #fff; border: 1px solid var(--line); border-radius: 12px; font: 16px/1.85 var(--f-doc); color: var(--ink); }
.sd-title { font: 650 22px/1.2 var(--f-ui); letter-spacing: -0.025em; padding-bottom: 14px; margin-bottom: 16px; border-bottom: 1px solid var(--line); }
.shot-doc p { margin: 0 0 14px; }
u[class^="m-"] { text-decoration: none; background-repeat: no-repeat; background-size: 100% 2px; background-position: 0 92%; animation: underline 0.8s var(--ease) both; animation-delay: 1s; }
.m-red { background-image: linear-gradient(var(--red), var(--red)); }
.m-blue { background-image: linear-gradient(var(--blue), var(--blue)); }
.m-cyan { background-image: linear-gradient(var(--cyan), var(--cyan)); }
.m-red.hot { background-color: color-mix(in srgb, var(--red) 10%, transparent); background-size: 100% 2px, auto; position: relative; }
.m-ai { background: color-mix(in srgb, var(--ai) 18%, transparent); border-radius: 3px; box-decoration-break: clone; -webkit-box-decoration-break: clone; }
.m-pin { position: relative; display: inline-block; width: 0; height: 1em; vertical-align: -0.1em; }
.m-pin::before { content: ""; position: absolute; left: -1px; top: 0.15em; bottom: -0.1em; width: 2px; background: var(--red); border-radius: 2px; }
.m-pin::after { content: ""; position: absolute; left: -4px; top: -0.1em; width: 8px; height: 8px; border-radius: 50%; background: var(--red); box-shadow: 0 0 0 2px #fff; }
.mini-pop {
  position: absolute; left: -8px; top: calc(100% + 8px); z-index: 2; width: max-content;
  display: flex; align-items: center; gap: 8px; padding: 9px 12px; border-radius: 10px;
  background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-lg);
  font: 500 13px/1 var(--f-ui); color: var(--ink-3); animation: rise 0.5s 1.6s var(--ease) both;
}
.mini-pop b { font-size: 10.5px; text-transform: uppercase; letter-spacing: 0.07em; color: var(--red); margin-right: 4px; }
.mini-pop s { color: var(--ink-3); }
.mini-pop em { font-weight: 600; color: var(--red); background: color-mix(in srgb, var(--red) 10%, #fff); padding: 4px 8px; border-radius: 6px; box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--red) 25%, transparent); }
.shot-side { border-left: 1px solid var(--line); background: #fff; padding: 18px 16px; display: flex; flex-direction: column; gap: 8px; }
.dials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; margin-bottom: 6px; }
.dl { position: relative; display: grid; justify-items: center; gap: 4px; padding: 10px 2px 8px; border: 1px solid var(--line); border-radius: 10px; }
.dl:first-child { border-color: color-mix(in srgb, var(--gold) 60%, var(--line)); box-shadow: 0 0 0 3px color-mix(in srgb, var(--gold) 14%, transparent); }
.dl svg { width: 46px; height: 46px; transform: rotate(-90deg); }
.dl circle { fill: none; stroke: #f0f0ee; stroke-width: 3.5; }
.dl circle.v { stroke: var(--c); stroke-linecap: round; stroke-dasharray: 100.5; stroke-dashoffset: calc(100.5 * (1 - var(--p))); animation: ring 1.4s 0.9s var(--ease) both; }
.dl b { position: absolute; top: 24px; font: 650 14px/1 var(--f-ui); letter-spacing: -0.02em; }
.dl b small { font-size: 0.65em; color: var(--ink-2); }
.dl span { font-size: 11.5px; font-weight: 600; }
.tabs { display: flex; gap: 12px; font-size: 12px; color: var(--ink-3); border-bottom: 1px solid var(--line); padding: 4px 2px 9px; margin-bottom: 4px; }
.tabs b { color: var(--ink); font-weight: 600; position: relative; }
.tabs b::after { content: ""; position: absolute; left: 0; right: 0; bottom: -10px; height: 2px; background: var(--gold); border-radius: 2px; }
.card { display: flex; align-items: center; gap: 7px; padding: 9px 11px; border: 1px solid var(--line); border-radius: 9px; font-size: 12.5px; white-space: nowrap; overflow: hidden; }
.card i { width: 7px; height: 7px; border-radius: 50%; background: var(--c); flex: none; }
.card s { color: var(--ink-3); }
.card em { margin-left: auto; font-size: 11px; color: var(--ink-3); padding-left: 6px; }
.c-red { --c: var(--red); } .c-blue { --c: var(--blue); } .c-crit { --c: var(--red); }
.shot-side .run { margin-top: auto; height: 38px; border-radius: 9px; background: var(--ink); color: #fff; display: grid; place-items: center; font-size: 13px; font-weight: 600; }

/* ------------------------------------------------------------------ strip */
.strip { padding: 40px 0 8px; }
.strip-in { display: grid; justify-items: center; gap: 14px; }
.strip p { margin: 0; font-size: 13.5px; color: var(--ink-3); }
.strip ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 8px 34px; }
.strip li { font: 400 24px/1 var(--f-disp); font-style: italic; color: #9a9da5; }

/* ------------------------------------------------------------------ sections */
.sec { padding: 112px 0; }
.sec-tint { background: var(--tint); border-block: 1px solid var(--line); }
.sec-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.sec-head.left { text-align: left; margin: 0; }
.kicker { display: inline-block; font: 600 12px/1 var(--f-mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-text); margin-bottom: 16px; }
.sec h2, .cta h2 { margin: 0; font: 650 clamp(32px, 4vw, 50px)/1.08 var(--f-ui); letter-spacing: -0.04em; }
.sec h2 em, .cta h2 em { font-size: 1.06em; }
.sec-head p { margin: 18px auto 0; font-size: 17.5px; color: var(--ink-2); max-width: 600px; }
.sec-head.left p { margin-left: 0; }
.sec-head a { color: var(--ink); }

/* features */
.feat-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.feat { border: 1px solid var(--line); border-radius: 20px; padding: 14px 14px 30px; background: #fff; transition: box-shadow 0.25s, transform 0.25s var(--ease), border-color 0.25s; }
.feat:hover { box-shadow: var(--shadow); border-color: var(--line-2); transform: translateY(-2px); }
.feat h3 { margin: 26px 18px 8px; font-size: 21px; font-weight: 650; letter-spacing: -0.02em; display: flex; align-items: center; gap: 10px; }
.feat > p { margin: 0 18px; color: var(--ink-2); font-size: 15.5px; }
.tag { font: 600 11px/1 var(--f-ui); letter-spacing: 0.04em; text-transform: uppercase; padding: 5px 8px; border-radius: 6px; background: var(--gold-soft); color: var(--gold-text); }
.feat-art { position: relative; height: 210px; border-radius: 12px; background: var(--tint); border: 1px solid var(--line); padding: 26px 28px; overflow: hidden; display: grid; align-content: center; gap: 16px; }
.art-gram p, .art-hidden p { margin: 0; font: 17px/1.8 var(--f-doc); }
.fix { justify-self: start; display: inline-flex; align-items: center; gap: 10px; padding: 9px 13px; border-radius: 10px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); font-size: 14px; }
.fix s { color: var(--ink-3); }
.fix span { color: var(--ink-3); }
.fix b { color: var(--red); background: color-mix(in srgb, var(--red) 9%, #fff); padding: 3px 8px; border-radius: 6px; box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--red) 25%, transparent); }
.art-ai { grid-template-columns: 1fr 150px; align-items: center; }
.heat { display: grid; gap: 11px; }
.heat i { display: block; height: 11px; width: var(--w); border-radius: 6px; background: color-mix(in srgb, var(--ai) calc(var(--h) * 70%), color-mix(in srgb, var(--good) 22%, #e8e8e4)); }
.gauge-mini { display: grid; justify-items: center; text-align: center; gap: 6px; padding: 18px 10px; border-radius: 12px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.gauge-mini b { font: 650 36px/1 var(--f-ui); letter-spacing: -0.04em; }
.gauge-mini b small { font-size: 0.5em; color: var(--ink-2); }
.gauge-mini span { font-size: 12px; color: var(--ink-3); line-height: 1.35; }
.art-plag { gap: 8px; }
.art-plag .src { display: grid; grid-template-columns: 4px 1fr auto; gap: 12px; align-items: center; padding: 10px 14px 10px 10px; border-radius: 10px; background: #fff; border: 1px solid var(--line); }
.art-plag .src i { height: 100%; border-radius: 3px; background: var(--c); }
.art-plag .src b { display: block; font-size: 13.5px; font-weight: 600; }
.art-plag .src span { display: block; height: 4px; border-radius: 4px; background: #efefec; margin-top: 7px; overflow: hidden; }
.art-plag .src span em { display: block; height: 100%; width: var(--w); background: var(--ink-3); border-radius: 4px; }
.art-plag .src strong { font-size: 15px; font-weight: 650; }
.art-hidden .m-pin::before, .art-hidden .m-pin::after { animation: blink 2.2s ease-in-out infinite; }
.decoded { padding: 12px 14px; border-radius: 10px; background: #fff; border: 1px solid color-mix(in srgb, var(--red) 28%, var(--line)); font: 13px/1.5 var(--f-mono); color: var(--ink); box-shadow: var(--shadow); }
.decoded span { display: block; font: 600 10.5px/1 var(--f-ui); text-transform: uppercase; letter-spacing: 0.08em; color: var(--red); margin-bottom: 7px; }

/* steps */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; counter-reset: s; }
.steps li { position: relative; padding: 30px 28px 32px; background: #fff; border: 1px solid var(--line); border-radius: 18px; }
.steps .n { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--ink); color: var(--gold-hi); font: 650 17px/1 var(--f-ui); }
.steps h3 { margin: 22px 0 8px; font-size: 20px; font-weight: 650; letter-spacing: -0.02em; }
.steps p { margin: 0; color: var(--ink-2); font-size: 15.5px; }

/* evidence */
.split { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 72px; align-items: center; }
.body { font-size: 17.5px; color: var(--ink-2); margin: 20px 0 0; }
.ticks { list-style: none; margin: 28px 0 0; padding: 0; display: grid; gap: 16px; }
.ticks li { position: relative; padding-left: 34px; color: var(--ink-2); font-size: 15.5px; }
.ticks li::before { content: ""; position: absolute; left: 0; top: 2px; width: 22px; height: 22px; border-radius: 7px; background: var(--gold-soft) no-repeat center / 13px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238f6200' stroke-width='2.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E"); }
.ticks b { color: var(--ink); }
.caveat { margin: 28px 0 0; padding: 14px 16px; border-left: 3px solid var(--gold); background: var(--tint); border-radius: 0 10px 10px 0; font-size: 14.5px; color: var(--ink-2); }
.caveat b { color: var(--ink); }
.evi-card { padding: 26px; border-radius: 20px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-lg); }
.evi-head { display: flex; align-items: center; gap: 10px; padding-bottom: 18px; margin-bottom: 10px; border-bottom: 1px solid var(--line); font-size: 16px; font-weight: 650; }
.evi-head .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ai); }
.evi-head b { margin-left: auto; font-size: 30px; letter-spacing: -0.04em; }
.evi-row { display: grid; grid-template-columns: 150px 1fr 76px; align-items: center; gap: 14px; padding: 11px 0; font-size: 14px; color: var(--ink-2); }
.evi-row i { height: 7px; border-radius: 7px; background: linear-gradient(90deg, var(--ai) var(--w), #efefec var(--w)); }
.evi-row b { text-align: right; font-size: 13.5px; color: var(--ink); font-weight: 600; }
.evi-card blockquote { margin: 14px 0 0; padding: 14px 16px; border-radius: 12px; background: var(--tint); font: italic 15px/1.55 var(--f-doc); border-left: 3px solid var(--ai); }
.evi-card blockquote span { display: block; margin-top: 6px; font: 13.5px/1.45 var(--f-ui); font-style: normal; color: var(--ink-3); }

/* certificate mock */
.cert-mock { position: relative; max-width: 420px; justify-self: center; width: 100%; background: #fff; border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow-lg); padding: 26px 26px 22px; }
.cert-mock::before { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 5px; background: var(--gold); border-radius: 16px 16px 0 0; }
.cm-head { display: flex; gap: 12px; align-items: center; }
.cm-head img { border-radius: 9px; }
.cm-head b { display: block; font-size: 16px; letter-spacing: -0.02em; } .cm-head em { color: var(--ink-3); }
.cm-head span { font-size: 12.5px; color: var(--ink-3); }
.cm-id { margin: 18px 0 14px; padding: 10px 12px; border-radius: 10px; background: var(--gold-soft); border: 1px solid #f1d27a; }
.cm-id span { display: block; font: 600 9.5px var(--f-ui); letter-spacing: 0.08em; color: var(--ink-2); }
.cm-id code { font: 12px var(--f-mono); word-break: break-all; }
.cm-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.cm-grid div { border: 1px solid var(--line); border-radius: 10px; padding: 10px; text-align: center; }
.cm-grid b { display: block; font-size: 20px; letter-spacing: -0.03em; } .cm-grid span { font-size: 11.5px; color: var(--ink-3); }
.cm-foot { display: flex; align-items: center; gap: 12px; margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line); }
.cm-foot .qr { width: 54px; height: 54px; border-radius: 6px; background: conic-gradient(#12141a 25%, #fff 0 50%, #12141a 0 75%, #fff 0) 0 0 / 9px 9px; border: 4px solid #fff; outline: 1px solid var(--line); }
.cm-foot b { display: block; font: 600 12.5px var(--f-mono); } .cm-foot span { font-size: 11.5px; color: var(--ink-3); }
.cm-foot .seal { margin-left: auto; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; background: var(--gold); color: #1c1606; font-weight: 700; font-size: 18px; }

/* trust trio */
.trio { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; padding-block: 8px; }
.trio .ic { display: grid; place-items: center; width: 46px; height: 46px; border-radius: 13px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow); }
.trio svg { width: 22px; height: 22px; fill: none; stroke: var(--ink); stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; }
.trio h3 { margin: 20px 0 8px; font-size: 19px; font-weight: 650; letter-spacing: -0.02em; }
.trio p { margin: 0; color: var(--ink-2); font-size: 15.5px; }

/* pricing */
.billing { display: inline-flex; gap: 2px; padding: 4px; margin-top: 28px; border-radius: 12px; background: var(--tint); border: 1px solid var(--line); }
.billing button { border: 0; background: none; padding: 8px 16px; border-radius: 9px; font: 600 14px/1 var(--f-ui); color: var(--ink-2); cursor: pointer; display: inline-flex; align-items: center; gap: 8px; }
.billing button[aria-pressed="true"] { background: #fff; color: var(--ink); box-shadow: var(--shadow); }
.billing button .save { font-size: 11.5px; font-weight: 600; padding: 3px 7px; border-radius: 6px; background: var(--gold-soft); color: var(--gold-text); }
.plans { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; align-items: stretch; }
.plan { position: relative; display: flex; flex-direction: column; padding: 28px 24px 26px; border-radius: 18px; border: 1px solid var(--line); background: #fff; }
.plan h3 { margin: 0; font-size: 18px; font-weight: 650; letter-spacing: -0.02em; }
.who { margin: 4px 0 0; font-size: 14px; color: var(--ink-3); min-height: 2.9em; }
.price { position: relative; display: flex; align-items: flex-end; gap: 8px; margin: 18px 0 22px; padding-bottom: 24px; min-height: 68px; }
.price b { font: 650 44px/1 var(--f-ui); letter-spacing: -0.045em; }
.price > span { font-size: 14px; color: var(--ink-3); padding-bottom: 5px; white-space: nowrap; }
.price em { position: absolute; left: 0; right: 0; bottom: 0; font-size: 12.5px; color: var(--ink-3); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.plan .btn { width: 100%; }
.plan ul { list-style: none; margin: 24px 0 0; padding: 22px 0 0; border-top: 1px solid var(--line); display: grid; gap: 11px; }
.plan li { position: relative; padding-left: 26px; font-size: 14.5px; color: var(--ink-2); }
.plan li::before { content: ""; position: absolute; left: 0; top: 4px; width: 16px; height: 16px; background: no-repeat center / contain url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2312141a' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E"); }
.plan li b { color: var(--ink); }
.plan.best { background: var(--ink); color: #fff; border-color: var(--ink); box-shadow: var(--shadow-lg); }
.plan.best .who, .plan.best .price > span, .plan.best .price em { color: #a6a9b2; }
.plan.best li { color: #c9cbd1; }
.plan.best li b { color: #fff; }
.plan.best ul { border-top-color: #2d3039; }
.plan.best li::before { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23ffd25a' stroke-width='2.4' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12.5l4.5 4.5L19 7.5'/%3E%3C/svg%3E"); }
.ribbon { position: absolute; top: 18px; right: 18px; font-size: 11.5px; font-weight: 600; padding: 4px 9px; border-radius: 99px; background: var(--gold); color: #1c1606; }
.fine { margin: 26px auto 0; max-width: 760px; text-align: center; font-size: 13.5px; color: var(--ink-3); }

/* faq */
.faq-wrap { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 72px; align-items: start; }
.faq details { border-bottom: 1px solid var(--line-2); }
.faq details:first-child { border-top: 1px solid var(--line-2); }
.faq summary { list-style: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px 2px; font-size: 17.5px; font-weight: 600; letter-spacing: -0.01em; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: ""; flex: none; width: 22px; height: 22px; border-radius: 7px; background: #fff no-repeat center / 12px url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2312141a' stroke-width='2.4' stroke-linecap='round'%3E%3Cpath d='M12 5v14M5 12h14'/%3E%3C/svg%3E"); border: 1px solid var(--line-2); transition: transform 0.25s var(--ease); }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq p { margin: -6px 0 22px; padding-right: 40px; color: var(--ink-2); font-size: 15.5px; }

/* cta */
.cta { padding: 24px 0 112px; }
.cta-in { position: relative; overflow: hidden; display: grid; justify-items: center; text-align: center; padding: 80px 32px; border-radius: 28px; background: var(--ink); color: #fff; isolation: isolate; }
.cta-in::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(600px 300px at 50% 0%, rgb(255 210 90 / 0.18), transparent 70%), linear-gradient(rgb(255 255 255 / 0.04) 1px, transparent 1px), linear-gradient(90deg, rgb(255 255 255 / 0.04) 1px, transparent 1px); background-size: auto, 48px 48px, 48px 48px; }
.cta-in img { border-radius: 14px; box-shadow: 0 0 0 1px rgb(255 255 255 / 0.1), 0 20px 40px -12px rgb(0 0 0 / 0.6); }
.cta h2 { margin-top: 26px; max-width: 760px; }
.cta h2 em { color: var(--gold-hi); }
.cta p { margin: 16px 0 30px; color: #a6a9b2; font-size: 17px; }

/* EU AI Act */
.aiact { background: var(--ink); color: #fff; position: relative; isolation: isolate; overflow: hidden; }
.aiact::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(700px 360px at 85% 0%, rgb(255 210 90 / 0.14), transparent 70%), linear-gradient(rgb(255 255 255 / 0.035) 1px, transparent 1px), linear-gradient(90deg, rgb(255 255 255 / 0.035) 1px, transparent 1px); background-size: auto, 48px 48px, 48px 48px; }
.aiact .kicker { color: var(--gold-hi); }
.aiact h2 em { color: var(--gold-hi); }
.aiact .body { color: #b4b7bf; max-width: 760px; }
.act-grid { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.act-grid li { padding: 26px 24px 28px; border-radius: 18px; background: rgb(255 255 255 / 0.045); border: 1px solid rgb(255 255 255 / 0.1); }
.act-grid .n { font: 600 13px/1 var(--f-mono); color: var(--gold-hi); letter-spacing: 0.08em; }
.act-grid h3 { margin: 18px 0 8px; font-size: 19px; font-weight: 650; letter-spacing: -0.02em; color: #fff; }
.act-grid p { margin: 0; color: #a6a9b2; font-size: 15px; }
.act-fine { margin: 28px auto 0; text-align: center; color: #858892; font-size: 13.5px; max-width: 760px; }
@media (max-width: 1000px) { .act-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 620px) { .act-grid { grid-template-columns: 1fr; } }

/* footer */
.foot { border-top: 1px solid var(--line); padding: 56px 0 28px; }
.foot-in { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
.foot-brand p { margin: 14px 0 0; color: var(--ink-3); font-size: 14.5px; }
.foot-brand .company { margin-top: 6px; font-size: 13px; }
.foot-brand .lang-select { margin-top: 18px; }
.lang-select { font: 500 13.5px var(--f-ui); color: var(--ink-2); background: #fff; border: 1px solid var(--line-2); border-radius: 9px; padding: 7px 28px 7px 10px; appearance: none; -webkit-appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238a8f99' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 8px center; background-size: 14px; }
.lang-select:hover { border-color: var(--ink-3); }
.nav-cta { align-items: center; }
.foot h4 { margin: 0 0 12px; font-size: 13px; font-weight: 600; color: var(--ink); }
.foot-in > div:not(.foot-brand) a { display: block; padding: 4px 0; font-size: 14.5px; color: var(--ink-2); text-decoration: none; }
.foot-in a:hover { color: var(--ink); }
.foot-base { display: flex; justify-content: space-between; gap: 16px; margin-top: 44px; padding-top: 22px; border-top: 1px solid var(--line); font-size: 13px; color: var(--ink-3); }

/* reveal */
.feat, .steps li, .plan, .split > *, .trio > div { opacity: 0; transform: translateY(14px); transition: opacity 0.6s var(--ease), transform 0.6s var(--ease), box-shadow 0.25s, border-color 0.25s; }
.feat.in, .steps li.in, .plan.in, .split > .in, .trio > .in { opacity: 1; transform: none; }
.feat-grid > :nth-child(2), .steps li:nth-child(2), .plans > :nth-child(2), .trio > :nth-child(2) { transition-delay: 0.07s; }
.feat-grid > :nth-child(3), .steps li:nth-child(3), .plans > :nth-child(3), .trio > :nth-child(3) { transition-delay: 0.14s; }
.feat-grid > :nth-child(4), .plans > :nth-child(4) { transition-delay: 0.21s; }

@keyframes rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }
@keyframes lift { from { opacity: 0; transform: translateY(28px) scale(0.985); } to { opacity: 1; transform: none; } }
@keyframes draw { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes underline { from { background-size: 0 2px; } to { background-size: 100% 2px; } }
@keyframes ring { from { stroke-dashoffset: 100.5; } }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .feat, .steps li, .plan, .split > *, .trio > div { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ------------------------------------------------------------------ responsive */
@media (max-width: 1200px) {
  .links a[href="/docs/api/"], .links a[href="#faq"] { display: none; }
  .nav-in { gap: 18px; }
}
@media (max-width: 1060px) {
  .plans { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .shot-body { grid-template-columns: 1fr 290px; }
  .split, .faq-wrap { gap: 48px; }
}
@media (max-width: 880px) {
  .links, .nav-cta { display: none; }
  .burger { display: block; }
  .nav.open { background: #fff; border-bottom-color: var(--line); }
  .nav.open .links { display: grid; position: absolute; left: 0; right: 0; top: 68px; padding: 8px 16px 12px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow); }
  .nav.open .links a { display: block; padding: 12px; font-size: 16px; }
  .nav.open .nav-cta { display: flex; position: absolute; left: 16px; right: 16px; top: calc(68px + 6 * 48px + 22px); }
  .nav.open .nav-cta .btn { flex: 1; }
  .nav.open .links { padding-bottom: 72px; }
  .shot-body { grid-template-columns: 1fr; }
  .shot-side { display: none; }
  .feat-grid, .steps, .trio, .split, .faq-wrap { grid-template-columns: 1fr; }
  .sec { padding: 80px 0; }
  .sec-head { margin-bottom: 40px; }
  .split { gap: 40px; }
}
@media (max-width: 560px) {
  .wrap, .nav-in { width: calc(100% - 32px); }
  .hero { padding-top: 48px; }
  .hero h1 em { white-space: normal; }
  .shot { margin-top: 44px; border-radius: 14px; }
  .shot-doc { margin: 12px; padding: 20px 18px; font-size: 15px; }
  .mini-pop { display: none; }
  .plans { grid-template-columns: 1fr; }
  .feat-art { height: auto; min-height: 190px; padding: 20px; }
  .art-ai { grid-template-columns: 1fr; }
  .evi-row { grid-template-columns: 110px 1fr 64px; gap: 10px; font-size: 13px; }
  .foot-in { grid-template-columns: 1fr 1fr; }
  .foot-brand { grid-column: 1 / -1; }
  .cta-in { padding: 56px 22px; border-radius: 20px; }
  .strip li { font-size: 20px; }
}