/* =====================================================================
   MO AI — design system
   Dark editorial. Signature device: the annotation frame — corner
   brackets and mono label chips borrowed from labelling tools.
   ===================================================================== */

:root{
  --ink:#050B1E;          /* page ground */
  --panel:#0B1734;        /* raised surface */
  --panel-2:#101F42;      /* hover surface */
  --line:rgba(148,180,255,.16);
  --line-2:rgba(148,180,255,.3);
  --blue:#2563EB;
  --blue-lt:#4F86FF;
  --sky:#38BDF8;
  --mark:#FACC15;         /* annotation yellow — marks only, never buttons */
  --text:#EAF0FF;
  --mute:#93A6CE;
  --white:#fff;

  --display:'Sora',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;

  --w:1200px;
  --r:18px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--ink);color:var(--text);font-family:var(--body);
  line-height:1.62;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px;border-radius:4px}
section[id],header[id]{scroll-margin-top:84px}
.wrap{max-width:var(--w);margin:0 auto;padding:0 28px}

/* ---------- type ---------- */
h1,h2,h3{font-family:var(--display);font-weight:800;letter-spacing:-.02em;line-height:1.06}
h1{font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-size:clamp(1.9rem,3.5vw,3rem);line-height:1.08}
h3{font-size:1.06rem;font-weight:700;letter-spacing:-.01em;line-height:1.3}
p{color:var(--mute)}
.lede{font-size:clamp(1.02rem,1.35vw,1.18rem);color:var(--text);opacity:.86;max-width:34rem}

/* mono label — the page's connective tissue */
.lab{
  font-family:var(--mono);font-size:.68rem;font-weight:500;letter-spacing:.22em;
  text-transform:uppercase;color:var(--sky);display:inline-flex;align-items:center;gap:10px;
}
.lab::before{content:"";width:16px;height:1px;background:var(--sky);opacity:.7}
.lab.mark{color:var(--mark)}
.lab.mark::before{background:var(--mark)}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:60;background:rgba(5,11,30,.82);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;height:70px;gap:20px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--display);font-weight:800;font-size:1.12rem}
.brand svg{width:34px;height:34px}
.brand .ai{color:var(--sky)}
.nav-links{display:flex;gap:28px;font-size:.9rem;color:var(--mute);font-weight:500}
.nav-links a:hover{color:var(--white)}
.nav-links a[aria-current]{color:var(--white)}
.nav-right{display:flex;align-items:center;gap:12px}
.menu-btn{display:none;background:none;border:0;cursor:pointer;padding:6px}
.menu-btn svg{width:24px;height:24px;stroke:var(--text);fill:none;stroke-width:2}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:9px;font-family:var(--display);font-weight:700;
  font-size:.92rem;padding:13px 24px;border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .16s ease,background .16s ease,border-color .16s ease}
.btn:hover{transform:translateY(-2px)}
.btn-p{background:var(--blue);color:#fff}
.btn-p:hover{background:var(--blue-lt)}
.btn-g{background:transparent;color:var(--text);border-color:var(--line-2)}
.btn-g:hover{border-color:var(--sky);color:#fff}
.btn-w{background:#fff;color:#0B1734}
.btn svg{width:15px;height:15px;fill:currentColor}

/* ---------- annotation frame: the signature ---------- */
.frame{position:relative}
.frame::before,.frame::after{
  content:"";position:absolute;width:22px;height:22px;border:2px solid var(--mark);
  opacity:0;transition:opacity .22s ease,transform .22s ease;pointer-events:none}
.frame::before{top:-1px;left:-1px;border-right:0;border-bottom:0;transform:translate(6px,6px)}
.frame::after{bottom:-1px;right:-1px;border-left:0;border-top:0;transform:translate(-6px,-6px)}
.frame:hover::before,.frame:hover::after,.frame:focus-within::before,.frame:focus-within::after{
  opacity:.85;transform:translate(0,0)}

/* chip used over imagery */
.chip{position:absolute;font-family:var(--mono);font-size:.62rem;letter-spacing:.06em;
  background:var(--mark);color:#1A1400;padding:3px 7px;white-space:nowrap;font-weight:600}
.box{position:absolute;border:2px solid var(--mark);opacity:.9}

/* ---------- hero ---------- */
.hero{position:relative;border-bottom:1px solid var(--line);overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;
  padding:92px 0 96px}
.hero h1{margin:20px 0 22px}
.hero h1 em{font-style:normal;color:var(--sky)}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}
.hero-note{margin-top:26px;font-family:var(--mono);font-size:.68rem;letter-spacing:.11em;
  text-transform:uppercase;color:var(--mute);line-height:1.8}
.shot{position:relative;border-radius:var(--r);overflow:hidden;border:1px solid var(--line-2);
  aspect-ratio:11/13}
.shot img{width:100%;height:100%;object-fit:cover}
.shot .scan{position:absolute;inset:0;background:
  linear-gradient(180deg,transparent 0%,rgba(5,11,30,.1) 60%,rgba(5,11,30,.75) 100%)}
.shot .tagline{position:absolute;left:16px;bottom:14px;font-family:var(--mono);font-size:.66rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--text);opacity:.85}

/* chips fade in one after another */
@keyframes pop{from{opacity:0;transform:translateY(4px) scale(.96)}to{opacity:1;transform:none}}
.shot .box,.shot .chip{animation:pop .5s ease both}
.shot .g1{animation-delay:.25s}.shot .g2{animation-delay:.45s}
.shot .g3{animation-delay:.65s}.shot .g4{animation-delay:.85s}

/* ---------- metrics rail ---------- */
.rail{border-bottom:1px solid var(--line);background:var(--panel)}
.rail-in{display:grid;grid-template-columns:repeat(4,1fr)}
.rail-in div{padding:26px 24px;border-right:1px solid var(--line)}
.rail-in div:last-child{border-right:0}
.rail b{display:block;font-family:var(--display);font-size:1.6rem;font-weight:800;color:#fff}
.rail span{font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;text-transform:uppercase;color:var(--mute)}

/* ---------- sections ---------- */
section{padding:96px 0}
.head{max-width:44rem;margin-bottom:52px}
.head h2{margin:16px 0 14px}
.head p{font-size:1.02rem}

/* service list — rows, not boxes */
.rows{border-top:1px solid var(--line)}
.row{display:grid;grid-template-columns:64px 1fr 1.15fr;gap:26px;align-items:start;
  padding:26px 12px;border-bottom:1px solid var(--line);transition:background .2s ease}
.row:hover{background:var(--panel)}
.row .n{font-family:var(--mono);font-size:.72rem;color:var(--sky);padding-top:5px;letter-spacing:.1em}
.row h3{color:#fff}
.row p{font-size:.94rem;margin-top:0}
@media (max-width:820px){.row{grid-template-columns:44px 1fr;gap:16px}.row p{grid-column:2}}

/* process rail */
.steps{display:grid;grid-template-columns:repeat(6,1fr);gap:0;border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden}
.step{padding:24px 20px;border-right:1px solid var(--line);position:relative;background:var(--panel)}
.step:last-child{border-right:0}
.step .n{font-family:var(--mono);font-size:.68rem;color:var(--mark);letter-spacing:.14em}
.step h3{margin:12px 0 8px;font-size:.98rem;color:#fff}
.step p{font-size:.84rem;line-height:1.5}

/* cards */
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:28px;
  transition:border-color .2s ease,background .2s ease}
.card:hover{border-color:var(--line-2);background:var(--panel-2)}
.card h3{color:#fff;margin-bottom:10px}
.card p{font-size:.93rem}
.card ul{list-style:none;display:flex;flex-direction:column;gap:9px;margin-top:14px}
.card li{font-size:.9rem;color:var(--mute);padding-left:18px;position:relative}
.card li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;background:var(--sky);opacity:.8}

/* quality panel */
.quality{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden}
.quality .left{padding:44px;background:var(--panel)}
.quality .right{padding:44px;background:linear-gradient(150deg,#12306E,#0B1734)}
.bignum{display:flex;gap:34px;flex-wrap:wrap;margin:26px 0 8px}
.bignum div b{display:block;font-family:var(--display);font-size:2.4rem;font-weight:800;color:#fff;line-height:1}
.bignum div span{font-family:var(--mono);font-size:.64rem;letter-spacing:.14em;text-transform:uppercase;color:var(--sky)}
.layers{list-style:none;counter-reset:l;margin-top:20px}
.layers li{counter-increment:l;display:flex;gap:14px;padding:11px 0;border-bottom:1px solid var(--line);
  font-size:.94rem;color:var(--text)}
.layers li::before{content:"0" counter(l);font-family:var(--mono);font-size:.72rem;color:var(--mark);
  padding-top:3px}
.layers li:last-child{border-bottom:0}

/* pricing */
.tiers{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.tier{background:var(--panel);border:1px solid var(--line);border-radius:var(--r);padding:30px;
  display:flex;flex-direction:column}
.tier.feat{background:linear-gradient(160deg,#1B45A8,#0E2560);border-color:#2E5FCB}
.tier .k{font-family:var(--mono);font-size:.64rem;letter-spacing:.18em;text-transform:uppercase;color:var(--sky)}
.tier.feat .k{color:#BBD4FF}
.tier h3{margin:14px 0 6px;font-size:1.25rem;color:#fff}
.tier .price{font-family:var(--display);font-weight:700;font-size:1.05rem;color:var(--sky);margin-bottom:16px}
.tier.feat .price{color:#fff}
.tier ul{list-style:none;display:flex;flex-direction:column;gap:10px;margin-bottom:26px}
.tier li{font-size:.9rem;color:var(--mute);padding-left:18px;position:relative}
.tier.feat li{color:#D6E4FF}
.tier li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;background:var(--sky)}
.tier.feat li::before{background:#fff}
.tier .btn{margin-top:auto;justify-content:center}

/* light contrast block (forms) */
.light{background:#F3F6FD;color:#0A1B3D}
.light h2,.light h3{color:#0A1B3D}
.light p{color:#4C5E85}
.light .lab{color:#2563EB}
.light .field label{font-family:var(--mono)}
.light .lab::before{background:#2563EB}
.formcard{background:#fff;border:1px solid #DCE5F7;border-radius:var(--r);padding:32px;
  box-shadow:0 20px 50px rgba(10,27,61,.09)}
.field{margin-bottom:15px}
.field label{display:block;font-family:var(--mono);font-size:.66rem;letter-spacing:.14em;
  text-transform:uppercase;color:#5B6E96;margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;border:1px solid #D7E1F5;border-radius:10px;
  padding:12px 14px;font-family:var(--body);font-size:.95rem;color:#0A1B3D;background:#FAFCFF}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:#fff}
.field textarea{resize:vertical;min-height:86px}
.field .hint{font-size:.76rem;color:#6C7FA6;margin-top:5px}
.consent{display:flex;gap:10px;align-items:flex-start;margin:4px 0 16px}
.consent input{width:auto;margin-top:4px;flex:none}
.consent label{font-size:.83rem;color:#4C5E85;font-family:var(--body);letter-spacing:0;text-transform:none}
.formcard .btn{width:100%;justify-content:center}
.msg{margin-top:13px;border-radius:10px;padding:13px 15px;font-size:.9rem;display:none}
.msg.show{display:block}
.msg.ok{background:#ECFDF5;border:1px solid #A7F3D0;color:#065F46}
.msg.err{background:#FEF2F2;border:1px solid #FCA5A5;color:#991B1B}
.alt{margin-top:12px;text-align:center;font-size:.84rem;color:#6C7FA6}
.alt a{color:var(--blue);font-weight:600}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.spin{display:inline-block;width:15px;height:15px;border:2px solid rgba(255,255,255,.4);
  border-top-color:#fff;border-radius:50%;animation:sp .7s linear infinite}
@keyframes sp{to{transform:rotate(360deg)}}

/* faq */
.faq{max-width:56rem;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:20px 0;display:flex;justify-content:space-between;
  gap:20px;font-family:var(--display);font-weight:700;font-size:1rem;color:#fff}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--mark);font-family:var(--mono);font-size:1.1rem}
.faq details[open] summary::after{content:"\2212"}
.faq p{padding:0 0 22px;font-size:.95rem;max-width:52rem}

/* band image */
.band{position:relative;height:280px;overflow:hidden;border-block:1px solid var(--line)}
.band img{width:100%;height:100%;object-fit:cover}
.band .ov{position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,11,30,.94),rgba(5,11,30,.4));
  display:flex;align-items:center}
.band .ov .wrap{width:100%}
.band h2{max-width:24rem}

/* footer */
footer{border-top:1px solid var(--line);padding:52px 0 40px;background:var(--panel)}
.foot{display:flex;justify-content:space-between;gap:26px;flex-wrap:wrap;align-items:flex-start}
.foot .links{display:flex;gap:26px;flex-wrap:wrap;font-size:.9rem;color:var(--mute)}
.foot .links a:hover{color:#fff}
.legal{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);
  font-family:var(--mono);font-size:.66rem;letter-spacing:.1em;color:var(--mute)}

/* reveal */
.rv{opacity:0;transform:translateY(16px);transition:opacity .55s ease,transform .55s ease}
.rv.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  .rv{opacity:1;transform:none;transition:none}
  html{scroll-behavior:auto}
  .shot .box,.shot .chip{animation:none}
}

/* responsive */
@media (max-width:980px){
  .hero-in{grid-template-columns:1fr;gap:40px;padding:64px 0 72px}
  .shot{max-width:460px}
  .rail-in{grid-template-columns:repeat(2,1fr)}
  .rail-in div:nth-child(2){border-right:0}
  .rail-in div:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step{border-bottom:1px solid var(--line)}
  .grid2,.grid3,.tiers,.quality{grid-template-columns:1fr}
  .nav-links{display:none;position:absolute;top:70px;left:0;right:0;background:var(--panel);
    flex-direction:column;gap:18px;padding:22px 28px;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .menu-btn{display:block}
  section{padding:72px 0}
}
@media (max-width:600px){
  .steps{grid-template-columns:1fr}
  .band{height:220px}
}