/* ================================================================
   BREAK SYSTEMS — brksys.com
   Tokens derived from brand logo: bg #0A0E12, green #2ED895
   Display: Courier Prime (echoes logo slab-typewriter lockup)
   Body: IBM Plex Sans · Utility/code: JetBrains Mono
   ================================================================ */

:root{
  --ink:        #0a0e12;
  --panel:      #0e141a;
  --panel-2:    #111922;
  --line:       #1c2630;
  --line-soft:  #151d25;
  --text:       #e7edf0;
  --muted:      #8b98a3;
  --green:      #2ed895;
  --green-dim:  rgba(46,216,149,.14);
  --green-soft: rgba(46,216,149,.55);
  --red:        #e05656;
  --maxw:       1120px;
  --radius:     6px;
  --font-body:  "IBM Plex Sans", system-ui, sans-serif;
  --font-disp:  "Courier Prime", "Courier New", monospace;
  --font-mono:  "JetBrains Mono", ui-monospace, monospace;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation:none !important; transition:none !important; }
}

body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--font-body);
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}

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

h1,h2,h3{
  font-family:var(--font-disp);
  font-weight:700;
  letter-spacing:.04em;
  line-height:1.15;
  margin:0 0 .5em;
}
p{ margin:0 0 1em; }
a{ color:var(--green); }
img{ max-width:100%; height:auto; }

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

/* ---------------- header ---------------- */
.site-header{
  position:sticky; top:0; z-index:50;
  display:flex; align-items:center; justify-content:space-between; gap:1rem;
  padding:.8rem clamp(1rem,4vw,2.5rem);
  background:rgba(10,14,18,.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.brand{
  display:flex; align-items:center; gap:.65rem;
  text-decoration:none; color:var(--text);
}
.brand-mark{ width:34px; height:auto; }
.brand-word{
  font-family:var(--font-disp); font-weight:700; letter-spacing:.14em; font-size:.95rem;
}
.brand-word em{ font-style:normal; color:var(--green); }
.site-nav{ display:flex; align-items:center; gap:1.4rem; }
.site-nav a{
  color:var(--muted); text-decoration:none;
  font-family:var(--font-mono); font-size:.8rem; letter-spacing:.06em;
}
.site-nav a:hover{ color:var(--text); }
.site-nav .nav-cta{
  color:var(--green);
  border:1px solid var(--green-soft);
  padding:.45rem .85rem; border-radius:var(--radius);
}
.site-nav .nav-cta:hover{ background:var(--green-dim); color:var(--green); }

/* ---------------- hero ---------------- */
.hero{ padding:clamp(3.5rem,8vw,7rem) clamp(1rem,4vw,2.5rem) clamp(3rem,6vw,5rem); }
.hero-inner{
  max-width:var(--maxw); margin:0 auto;
  display:grid; grid-template-columns:minmax(0,1.35fr) minmax(0,.65fr);
  gap:clamp(2rem,5vw,4rem); align-items:center;
}
.gdb{
  font-family:var(--font-mono); font-size:.82rem; line-height:1.7;
  color:var(--muted);
  background:var(--panel);
  border:1px solid var(--line);
  border-left:3px solid var(--green);
  border-radius:var(--radius);
  padding:.9rem 1.1rem;
  margin:0 0 1.8rem;
  overflow-x:auto;
  white-space:pre;
}
.gdb .p{ color:var(--green); }
.gdb .ok{ color:var(--text); font-weight:700; }
.cursor{ color:var(--green); animation:blink 1.1s steps(1) infinite; }
@keyframes blink{ 50%{ opacity:0; } }

.hero h1{
  font-size:clamp(2.1rem,5vw,3.4rem);
  margin-bottom:.6em;
}
.frag{
  color:var(--green);
  position:relative; white-space:nowrap;
}
.frag::after{
  content:""; position:absolute; left:0; right:0; bottom:-.12em; height:3px;
  background:
    linear-gradient(90deg, var(--green) 0 38%, transparent 38% 44%,
                    var(--green) 44% 58%, transparent 58% 64%, var(--green) 64% 100%);
}
.lede{
  color:var(--muted); font-size:1.06rem; max-width:56ch; margin-bottom:1.8rem;
}
.hero-actions{ display:flex; flex-wrap:wrap; gap:.9rem; margin-bottom:1.6rem; }
.hero-note{ font-size:.74rem; color:var(--muted); letter-spacing:.02em; max-width:58ch; }
.hero-mark{ text-align:center; }
.hero-mark img{
  width:min(320px,80%);
  filter:drop-shadow(0 0 46px rgba(46,216,149,.14));
}

/* ---------------- buttons ---------------- */
.btn{
  display:inline-flex; align-items:center; gap:.4rem;
  font-family:var(--font-mono); font-size:.85rem; letter-spacing:.04em;
  padding:.72rem 1.25rem; border-radius:var(--radius);
  text-decoration:none; cursor:pointer;
  border:1px solid transparent;
  transition:background .15s ease, border-color .15s ease, transform .15s ease;
}
.btn-solid{
  background:var(--green); color:#062015; border-color:var(--green);
  font-weight:700;
}
.btn-solid:hover{ background:#43e6a8; transform:translateY(-1px); }
.btn-ghost{
  color:var(--text); border-color:var(--line);
  background:var(--panel);
}
.btn-ghost:hover{ border-color:var(--green-soft); color:var(--green); }

/* ---------------- fracture divider (logo motif) ---------------- */
.fracture{ line-height:0; }
.fracture svg{ width:100%; height:48px; display:block; }
.fracture polyline{
  stroke:var(--green); stroke-width:2; opacity:.55;
  vector-effect:non-scaling-stroke;
}

/* ---------------- sections ---------------- */
.section{ padding:clamp(3.5rem,8vw,6.5rem) clamp(1rem,4vw,2.5rem); }
.section-alt{ background:var(--panel); border-block:1px solid var(--line-soft); }
.section-head, .phil-grid, .listing, .model-steps, .contact-form, .model-close{
  max-width:var(--maxw); margin-left:auto; margin-right:auto;
}
.section-head{ margin-bottom:2.6rem; }
.addr{
  display:inline-block; color:var(--green); font-size:.78rem; letter-spacing:.18em;
  border:1px solid var(--green-soft); border-radius:3px;
  padding:.18rem .55rem; margin-bottom:.9rem;
  background:var(--green-dim);
}
.section-head h2{ font-size:clamp(1.6rem,3.4vw,2.3rem); }
.section-sub{ color:var(--muted); max-width:64ch; margin-bottom:0; }

/* ---------------- philosophy ---------------- */
.phil-grid{ display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1.2fr); gap:clamp(2rem,5vw,4rem); }
.phil-lead{ font-size:1.15rem; color:var(--text); line-height:1.75; }
.phil-points{ display:grid; gap:1.6rem; }
.phil-point h3{
  font-size:.95rem; color:var(--green); letter-spacing:.12em; text-transform:lowercase;
  font-family:var(--font-mono); font-weight:700; margin-bottom:.3em;
}
.phil-point h3::before{ content:"// "; color:var(--muted); }
.phil-point p{ color:var(--muted); margin:0; }

/* ---------------- capabilities: debugger listing ---------------- */
.listing{ display:grid; gap:0; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; }
.frame{
  display:grid; grid-template-columns:92px minmax(0,1fr);
  background:var(--ink);
  border-bottom:1px solid var(--line);
  transition:background .15s ease;
}
.frame:last-child{ border-bottom:none; }
.frame:hover, .frame:focus-within{ background:var(--panel-2); }
.gutter{
  display:flex; align-items:flex-start; justify-content:flex-end; gap:.5rem;
  padding:1.6rem .9rem 0 0;
  color:var(--muted); font-size:.78rem;
  border-right:1px solid var(--line);
  user-select:none;
}
.bp{
  width:11px; height:11px; border-radius:50%;
  margin-top:.28em;
  border:1px solid var(--line);
  background:transparent;
  transition:background .15s ease, border-color .15s ease, box-shadow .15s ease;
}
.frame:hover .bp, .frame:focus-within .bp{
  background:var(--green); border-color:var(--green);
  box-shadow:0 0 10px rgba(46,216,149,.7);
}
.frame-body{ padding:1.5rem 1.6rem 1.6rem; }
.frame-body h3{ font-size:1.15rem; margin-bottom:.4em; }
.frame-body > p{ color:var(--muted); max-width:72ch; }
.frame-detail{ font-size:.92rem; color:var(--muted); border-left:2px solid var(--green-soft); padding-left:.9rem; margin-bottom:0; }
.chips{
  list-style:none; padding:0; margin:0 0 1.1rem;
  display:flex; flex-wrap:wrap; gap:.5rem;
}
.chips li{
  font-size:.72rem; letter-spacing:.03em;
  color:var(--text);
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:3px;
  padding:.28rem .6rem;
}

/* ---------------- delivery model ---------------- */
.model-steps{
  list-style:none; counter-reset:none;
  padding:0; margin:0 auto 2.4rem;
  display:grid; grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1.2rem;
}
.model-steps li{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.5rem 1.4rem;
  position:relative;
}
.model-steps li::after{
  content:"→"; position:absolute; right:-1.05rem; top:50%; transform:translateY(-50%);
  color:var(--green); font-family:var(--font-mono); font-size:1rem; z-index:1;
}
.model-steps li:last-child::after{ content:none; }
.step-key{
  display:inline-block; font-size:.72rem; letter-spacing:.16em; color:var(--green);
  margin-bottom:.7rem;
}
.step-key::before{ content:"$ "; color:var(--muted); }
.model-steps h3{ font-size:1.02rem; }
.model-steps p{ color:var(--muted); font-size:.95rem; margin:0; }
.model-close{
  font-family:var(--font-disp); font-weight:700; font-size:1.25rem;
  color:var(--text); text-align:center; letter-spacing:.03em;
}
.model-close em{ color:var(--green); font-style:normal; }

/* ---------------- contact form ---------------- */
.contact-form{
  display:grid; grid-template-columns:repeat(2,minmax(0,1fr));
  gap:1.3rem 1.5rem;
}
.field{ display:flex; flex-direction:column; gap:.45rem; }
.field-wide{ grid-column:1 / -1; }
.field label{
  font-size:.74rem; letter-spacing:.1em; color:var(--green);
}
.field label::before{ content:"— "; color:var(--muted); }
input[type=text], input[type=email], textarea{
  font-family:var(--font-body); font-size:1rem;
  color:var(--text);
  background:var(--ink);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:.8rem .95rem;
  transition:border-color .15s ease, box-shadow .15s ease;
}
input::placeholder, textarea::placeholder{ color:#5b6873; }
input:focus, textarea:focus{
  outline:none;
  border-color:var(--green);
  box-shadow:0 0 0 3px var(--green-dim);
}
textarea{ resize:vertical; min-height:140px; }
.hp{ position:absolute !important; left:-9999px !important; width:1px; height:1px; opacity:0; }
.form-foot{
  flex-direction:row; align-items:center; gap:1.2rem; flex-wrap:wrap;
  margin-top:.4rem;
}
.form-note{ font-size:.72rem; color:var(--muted); margin:0; }

/* ---------------- footer ---------------- */
.site-footer{
  text-align:center;
  padding:3.5rem 1.5rem 3rem;
  border-top:1px solid var(--line-soft);
  color:var(--muted);
}
.footer-mark{ width:44px; opacity:.85; margin-bottom:1rem; }
.site-footer .mono{ font-size:.78rem; letter-spacing:.22em; color:var(--text); margin-bottom:.4rem; }
.footer-fine{ font-size:.75rem; margin:0; }

/* ---------------- success page ---------------- */
.success-wrap{
  min-height:calc(100vh - 140px);
  display:grid; place-items:center;
  padding:4rem 1.5rem;
}
.success-card{
  max-width:640px; width:100%;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:2.6rem clamp(1.4rem,5vw,3rem);
  text-align:center;
}
.success-card .gdb{ text-align:left; }
.success-card h1{ font-size:clamp(1.6rem,4vw,2.2rem); }
.success-card p{ color:var(--muted); }

/* ---------------- responsive ---------------- */
@media (max-width: 920px){
  .hero-inner{ grid-template-columns:1fr; }
  .hero-mark{ order:-1; }
  .hero-mark img{ width:min(200px,55%); }
  .phil-grid{ grid-template-columns:1fr; }
  .model-steps{ grid-template-columns:1fr; }
  .model-steps li::after{
    content:"↓"; right:auto; left:50%; top:auto; bottom:-1.15rem;
    transform:translateX(-50%);
  }
  .model-steps li:last-child::after{ content:none; }
  .model-steps{ row-gap:1.8rem; }
}
@media (max-width: 720px){
  .site-header{ flex-wrap:wrap; }
  .site-nav{ gap:.9rem; flex-wrap:wrap; }
  .contact-form{ grid-template-columns:1fr; }
  .frame{ grid-template-columns:64px minmax(0,1fr); }
  .gutter{ font-size:.68rem; padding-right:.6rem; }
}
@media (max-width: 480px){
  .site-nav a:not(.nav-cta){ display:none; }
  .frame{ grid-template-columns:1fr; }
  .gutter{ justify-content:flex-start; border-right:none; border-bottom:1px dashed var(--line); padding:1rem 1.2rem .8rem; }
  .frame-body{ padding:1.1rem 1.2rem 1.4rem; }
}