/* ============================================================
   NANOFORCE TECHNOLOGIES — DESIGN SYSTEM
   Signature device: "The Redline Ticket" — struck submitted figure
   -> corrected figure, styled like an audited claims slip.
   ============================================================ */


:root{
  --ink:#0B0D0C;
  --ink-raised:#141715;
  --ink-line: rgba(238,239,234,0.12);
  --paper:#EEEFEA;
  --paper-raised:#FFFFFF;
  --paper-line: rgba(11,13,12,0.12);
  --graphite:#8A948D;
  --seal:#C98A2C;
  --seal-dim: rgba(201,138,44,0.14);
  --flag:#C1401F;
  --good:#5C8A63;
  --seal-text: var(--seal);
  --was:#D65A3A;

  --bg:var(--ink);
  --surface:var(--ink-raised);
  --line: var(--ink-line);
  --text:#EDEEE9;
  --text-dim: var(--graphite);
  --text-on-seal:#100B02;

  --display:'Archivo', sans-serif;
  --mono:'IBM Plex Mono', monospace;
  --body:'Inter', sans-serif;

  --container: 1240px;
  --gutter: clamp(20px, 5vw, 64px);
  --radius: 3px;
  --ease: cubic-bezier(.16,.84,.32,1);
}

[data-theme="light"]{
  --bg:var(--paper);
  --surface:var(--paper-raised);
  --line: var(--paper-line);
  --text:var(--ink);
  --text-dim:#5B6158;
  --text-on-seal:#100B02;
  --seal-text:#8F5E0F;
  --was:var(--flag);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ animation-duration:0.01ms !important; transition-duration:0.01ms !important; }
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--body);
  font-size:16px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  transition:background .3s var(--ease), color .3s var(--ease);
}

img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }

::selection{ background:var(--seal); color:var(--text-on-seal); }

:focus-visible{
  outline:2px solid var(--seal);
  outline-offset:3px;
}

h1,h2,h3,h4{
  font-family:var(--display);
  font-weight:800;
  letter-spacing:-0.02em;
  line-height:1.04;
  margin:0;
}

p{ margin:0; }

.container{
  max-width:var(--container);
  margin:0 auto;
  padding-left:var(--gutter);
  padding-right:var(--gutter);
}

.eyebrow{
  font-family:var(--mono);
  font-size:12.5px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--seal-text);
  display:flex;
  align-items:center;
  gap:10px;
}
.eyebrow::before{
  content:"";
  width:22px;
  height:1px;
  background:var(--seal);
  display:inline-block;
}

.mono{ font-family:var(--mono); }

/* ---------- NAV ---------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{
  display:flex; align-items:center;
  padding:18px var(--gutter);
  max-width:var(--container); margin:0 auto;
}
.brand{ display:flex; align-items:center; gap:10px; margin-right:28px; font-family:var(--display); font-weight:900; letter-spacing:-0.01em; font-size:18px; }
.brand svg{ width:26px; height:26px; }
.brand-mark{ width:26px; height:26px; border-radius:5px; object-fit:cover; flex-shrink:0; }
.nav-links{ display:flex; align-items:center; gap:20px; font-family:var(--mono); font-size:13px; }
.nav-links a{ color:var(--text-dim); position:relative; padding:4px 0; white-space:nowrap; }
.nav-links a:hover, .nav-links a.active{ color:var(--text); }
.nav-links a.active::after{
  content:""; position:absolute; left:0; right:0; bottom:-3px; height:1px; background:var(--seal);
}
.nav-right{ display:flex; align-items:center; gap:18px; margin-left:auto; }
.theme-toggle{
  width:34px; height:34px; border:1px solid var(--line); border-radius:50%;
  background:transparent; color:var(--text); cursor:pointer; display:flex; align-items:center; justify-content:center;
}
.theme-toggle svg{ width:16px; height:16px; }
.menu-btn{ display:none; background:none; border:0; color:var(--text); cursor:pointer; }
.mobile-nav{ display:none; }

@media (max-width: 1240px){
  .nav-links{ display:none; }
  .menu-btn{ display:block; }
  .mobile-nav.open{
    display:flex; flex-direction:column; gap:0;
    border-top:1px solid var(--line);
    background:var(--bg);
  }
  .mobile-nav.open a{
    padding:16px var(--gutter); border-bottom:1px solid var(--line); font-family:var(--mono); font-size:13px; color:var(--text-dim);
  }
}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--mono); font-size:13px; letter-spacing:0.04em;
  padding:13px 22px; border-radius:2px;
  border:1px solid transparent; cursor:pointer;
  transition:transform .25s var(--ease), background .25s var(--ease), border-color .25s var(--ease);
}
.btn-primary{ background:var(--seal); color:var(--text-on-seal); }
.btn-primary:hover{ transform:translateY(-2px); }
.btn-ghost{ border-color:var(--line); color:var(--text); }
.btn-ghost:hover{ border-color:var(--seal); color:var(--seal-text); }
.btn-arrow{ transition:transform .25s var(--ease); }
.btn:hover .btn-arrow{ transform:translateX(3px); }

/* ---------- SECTIONS ---------- */
section{ padding:96px 0; border-bottom:1px solid var(--line); }
section:last-of-type{ border-bottom:none; }
.section-head{
  display:flex; justify-content:space-between; align-items:flex-end; gap:40px;
  margin-bottom:56px; flex-wrap:wrap;
}
.section-head h2{ font-size:clamp(28px,3.4vw,42px); max-width:640px; }
.section-head .lede{ max-width:340px; color:var(--text-dim); font-size:15px; padding-bottom:4px; }

/* ---------- HERO ---------- */
.hero{
  padding:80px 0 100px;
  border-bottom:1px solid var(--line);
}
.hero-grid{
  display:grid; grid-template-columns:1.15fr 0.85fr; gap:60px; align-items:end;
}
.hero h1{ font-size:clamp(40px,5.6vw,74px); margin-top:22px; }
.hero .dek{
  margin-top:26px; max-width:520px; font-size:18px; color:var(--text-dim); line-height:1.6;
}
.hero-cta{ display:flex; gap:14px; margin-top:38px; flex-wrap:wrap; }
.hero-stats{ display:flex; gap:36px; margin-top:56px; flex-wrap:wrap; }
.hero-stat .num{ font-family:var(--mono); font-size:26px; color:var(--seal-text); }
.hero-stat .label{ font-family:var(--mono); font-size:11px; color:var(--text-dim); text-transform:uppercase; letter-spacing:.08em; margin-top:4px; }

@media (max-width: 880px){
  .hero-grid{ grid-template-columns:1fr; }
}

/* ---------- REDLINE TICKET (signature component) ---------- */
.ticket{
  background:var(--surface);
  border:1px solid var(--line);
  position:relative;
  padding:26px 24px 22px;
}
.ticket::before,.ticket::after,
.ticket .crop-tl,.ticket .crop-br{
  content:""; position:absolute; width:14px; height:14px; border-color:var(--seal); border-style:solid;
}
.ticket::before{ top:-1px; left:-1px; border-width:2px 0 0 2px; }
.ticket::after{ bottom:-1px; right:-1px; border-width:0 2px 2px 0; }
.ticket-head{
  display:flex; justify-content:space-between; align-items:center;
  font-family:var(--mono); font-size:11px; text-transform:uppercase; letter-spacing:.08em; color:var(--text-dim);
  border-bottom:1px dashed var(--line); padding-bottom:14px; margin-bottom:16px;
}
.stamp{
  font-family:var(--mono); font-size:10.5px; letter-spacing:.1em;
  border:1px solid var(--seal); color:var(--seal-text); padding:3px 8px;
  transform:rotate(-3deg); border-radius:2px;
}
.ticket-row{ display:flex; justify-content:space-between; align-items:baseline; margin-bottom:10px; font-family:var(--mono); font-size:13px; color:var(--text-dim); }
.ticket-figure{ display:flex; align-items:baseline; gap:14px; margin:18px 0 6px; flex-wrap:wrap; }
.ticket-figure .was{ font-family:var(--mono); font-size:19px; color:var(--was); text-decoration:line-through; text-decoration-thickness:1.5px; opacity:1; }
.ticket-figure .arrow{ color:var(--text-dim); font-size:15px; }
.ticket-figure .now{ font-family:var(--mono); font-weight:600; font-size:30px; color:var(--seal-text); }
.ticket-foot{ font-family:var(--mono); font-size:11px; color:var(--text-dim); margin-top:14px; padding-top:14px; border-top:1px solid var(--line); }

/* ---------- LOGO BAR / LEAKAGE BAND ---------- */
.leak-band{ background:var(--surface); }
.leak-list{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); margin-top:10px;}
.leak-item{ background:var(--surface); padding:28px 24px; }
.leak-item .k{ font-family:var(--mono); color:var(--seal-text); font-size:12px; letter-spacing:.06em; }
.leak-item p{ margin-top:12px; font-size:14.5px; color:var(--text-dim); }
@media (max-width:880px){ .leak-list{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .leak-list{ grid-template-columns:1fr; } }

/* ---------- PRODUCT GRID (home) ---------- */
.product-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.product-card{
  background:var(--bg); padding:44px 38px; position:relative; transition:background .25s var(--ease);
  display:flex; flex-direction:column; min-height:290px;
}
.product-card:hover{ background:var(--surface); }
.product-card .tag{ font-family:var(--mono); font-size:11px; color:var(--text-dim); letter-spacing:.08em; text-transform:uppercase; }
.product-card h3{ font-size:26px; margin-top:16px; }
.product-card p{ margin-top:14px; color:var(--text-dim); font-size:14.5px; max-width:420px; }
.product-card .go{ margin-top:auto; padding-top:22px; font-family:var(--mono); font-size:12.5px; color:var(--seal-text); display:flex; align-items:center; gap:8px; }
.product-card .go svg{ width:12px; height:12px; transition:transform .25s var(--ease); }
.product-card:hover .go svg{ transform:translateX(4px); }
@media (max-width:880px){ .product-grid{ grid-template-columns:1fr; } }

/* ---------- STEP LIST (real sequences only) ---------- */
.steps{ display:flex; flex-direction:column; }
.step{ display:grid; grid-template-columns:70px 1fr; gap:24px; padding:30px 0; border-top:1px solid var(--line); }
.step:last-child{ border-bottom:1px solid var(--line); }
.step .n{ font-family:var(--mono); font-size:13px; color:var(--seal-text); padding-top:4px; }
.step h3{ font-size:20px; font-weight:700; }
.step p{ margin-top:10px; color:var(--text-dim); font-size:14.5px; max-width:600px; }

/* ---------- QUOTE / PHILOSOPHY ---------- */
.philosophy{
  display:grid; grid-template-columns:0.9fr 1.1fr; gap:60px; align-items:center;
}
.philosophy blockquote{
  font-family:var(--display); font-weight:700; font-style:italic;
  font-size:clamp(24px,2.6vw,32px); line-height:1.3; margin:0;
}
.philosophy cite{ display:block; margin-top:20px; font-family:var(--mono); font-size:12.5px; color:var(--text-dim); font-style:normal; }
@media (max-width:880px){ .philosophy{ grid-template-columns:1fr; } }

/* ---------- KPI / PROOF ---------- */
.kpi-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.kpi{ background:var(--surface); padding:34px 26px; }
.kpi .val{ font-family:var(--mono); font-size:34px; color:var(--seal-text); }
.kpi .label{ margin-top:10px; font-size:13px; color:var(--text-dim); }
@media (max-width:880px){ .kpi-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .kpi-grid{ grid-template-columns:1fr; } }

/* ---------- TABLE-STYLE COMPARISON ---------- */
.compare{ width:100%; border-collapse:collapse; }
.compare th,.compare td{ text-align:left; padding:16px 18px; border-bottom:1px solid var(--line); font-size:14.5px; }
.compare th{ font-family:var(--mono); font-size:11.5px; text-transform:uppercase; letter-spacing:.06em; color:var(--text-dim); font-weight:500; }
.compare td.yes{ color:var(--seal-text); font-family:var(--mono); }
.compare td.no{ color:var(--text-dim); font-family:var(--mono); }

/* ---------- CTA BAND ---------- */
.cta-band{ text-align:left; }
.cta-band .container{ display:flex; justify-content:space-between; align-items:center; gap:40px; flex-wrap:wrap; }
.cta-band h2{ font-size:clamp(28px,3.6vw,46px); max-width:600px; }
.cta-band .btns{ display:flex; gap:14px; flex-wrap:wrap; }

/* ---------- FOOTER ---------- */
footer{ padding:64px 0 40px; }
.footer-top{ display:flex; justify-content:space-between; gap:40px; flex-wrap:wrap; padding-bottom:48px; border-bottom:1px solid var(--line); }
.footer-cols{ display:flex; gap:64px; flex-wrap:wrap; }
.footer-col h3{ font-family:var(--mono); font-size:11.5px; font-weight:700; line-height:1.5; text-transform:uppercase; letter-spacing:.08em; color:var(--text-dim); margin:1.67em 0 16px; }
.footer-col a, .footer-col p{ display:block; font-size:14px; color:var(--text-dim); margin-bottom:10px; }
.footer-col a:hover{ color:var(--seal-text); }
.footer-bottom{ display:flex; justify-content:space-between; padding-top:26px; font-family:var(--mono); font-size:12px; color:var(--text-dim); flex-wrap:wrap; gap:10px; }

/* ---------- UTILS ---------- */
.reveal{ opacity:0; transform:translateY(16px); transition:opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in{ opacity:1; transform:none; }
.grid-2{ display:grid; grid-template-columns:1fr 1fr; gap:60px; }
.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); }
.grid-3 .cell{ background:var(--bg); padding:34px 28px; }
@media (max-width:880px){ .grid-2{ grid-template-columns:1fr; gap:32px; } .grid-3{ grid-template-columns:1fr; } }

.tag-strip{ display:flex; gap:10px; flex-wrap:wrap; margin-top:20px; }
.pill{ font-family:var(--mono); font-size:11.5px; border:1px solid var(--line); padding:6px 12px; color:var(--text-dim); border-radius:20px; }

.page-hero{ padding:64px 0 60px; border-bottom:1px solid var(--line); }
.page-hero .eyebrow{ margin-bottom:20px; }
.page-hero h1{ font-size:clamp(34px,4.6vw,58px); max-width:820px; }
.page-hero .dek{ margin-top:24px; max-width:640px; font-size:17px; color:var(--text-dim); line-height:1.65; }

.two-col-feature{ display:grid; grid-template-columns:0.5fr 1fr; gap:50px; padding:38px 0; border-top:1px solid var(--line); }
.two-col-feature:last-child{ border-bottom:1px solid var(--line); }
.two-col-feature h3{ font-size:20px; }
.two-col-feature .num{ font-family:var(--mono); color:var(--seal-text); font-size:13px; }
@media (max-width:880px){ .two-col-feature{ grid-template-columns:1fr; gap:16px; } }

/* ---------- FAQ ---------- */
.faq{ max-width:760px; }
.faq details{ border-top:1px solid var(--line); padding:22px 0; }
.faq details:last-child{ border-bottom:1px solid var(--line); }
.faq summary{
  font-family:var(--display); font-weight:700; font-size:17px; cursor:pointer;
  list-style:none; display:flex; justify-content:space-between; align-items:center; gap:20px;
}
.faq summary::-webkit-details-marker{ display:none; }
.faq summary::after{
  content:"+"; font-family:var(--mono); font-size:20px; color:var(--seal-text); flex-shrink:0; transition:transform .25s var(--ease);
}
.faq details[open] summary::after{ content:"–"; }
.faq p{ margin-top:14px; color:var(--text-dim); font-size:14.5px; line-height:1.7; max-width:640px; }

/* ---------- PROOF PLACEHOLDER CARD ---------- */
.proof-pending{
  background:transparent; border:1px dashed var(--line); padding:34px 26px;
}
.proof-pending .val{ font-family:var(--mono); font-size:16px; color:var(--text-dim); letter-spacing:.02em; }
.proof-pending .label{ margin-top:10px; font-size:12.5px; color:var(--text-dim); }
.proof-pending .stamp-pending{
  display:inline-block; margin-top:14px; font-family:var(--mono); font-size:10px; letter-spacing:.1em;
  border:1px solid var(--line); color:var(--text-dim); padding:3px 8px; text-transform:uppercase;
}

/* ---------- TICKET CAPTION ---------- */
.ticket-caption{ margin-top:14px; font-family:var(--mono); font-size:11.5px; color:var(--text-dim); }

/* ---------- TRIGGER LIST ---------- */
.trigger-list{ display:flex; flex-direction:column; gap:0; max-width:720px; }
.trigger-list li{ list-style:none; padding:16px 0; border-top:1px solid var(--line); font-size:15px; color:var(--text-dim); display:flex; gap:14px; }
.trigger-list li:last-child{ border-bottom:1px solid var(--line); }
.trigger-list li::before{ content:"—"; color:var(--seal-text); flex-shrink:0; font-family:var(--mono); }
.trigger-list{ padding:0; margin:0; }