/* Symbious — design system
   Layout: 12-column editorial grid, dark graphite ground, off-white bands for rhythm,
   bronze reserved for CTA, numbers, hairlines and hover state. */
:root {
  --graphite: #0B0D0F;
  --charcoal: #1A1D21;
  --slate: #2E343B;
  --bronze: #C9A66A;
  --bronze-deep: #8A6A35;
  --stone: #A7ADB4;
  --paper: #F5F4F1;

  --bg: var(--graphite);
  --fg: var(--paper);
  --muted: var(--stone);
  --line: rgba(167, 173, 180, 0.16);
  --line-strong: rgba(167, 173, 180, 0.32);
  --surface: var(--charcoal);
  --accent: var(--bronze);

  --display: "Manrope", "Onest", "Segoe UI", system-ui, sans-serif;
  --body: "Onest", "Manrope", "Segoe UI", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;

  --wrap: 1240px;
  --radius: 3px;
  --section: clamp(80px, 10vw, 144px);
  --ease: cubic-bezier(.2, .7, .2, 1);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  margin: 0;
  background: var(--graphite);
  color: var(--paper);
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.site { background: var(--bg); color: var(--fg); font-family: var(--body); font-size: 17px; line-height: 1.65; min-height: 100vh; display: flex; flex-direction: column; }
.site main { flex: 1; }
img, svg { max-width: 100%; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--bronze); color: var(--graphite); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.skip { position: absolute; left: -9999px; top: 0; background: var(--bronze); color: var(--graphite); padding: 10px 16px; z-index: 100; }
.skip:focus { left: 16px; top: 16px; }

/* ---------- layout ---------- */
.wrap {
  width: 100%;
  max-width: calc(var(--wrap) + 2 * 40px);
  margin-inline: auto;
  padding-left: max(20px, env(safe-area-inset-left, 0px));
  padding-right: max(20px, env(safe-area-inset-right, 0px));
}
@media (min-width: 760px) {
  .wrap { padding-left: max(40px, env(safe-area-inset-left, 0px)); padding-right: max(40px, env(safe-area-inset-right, 0px)); }
}
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(16px, 2.2vw, 32px); row-gap: 40px; }
.grid > * { min-width: 0; grid-column: 1 / -1; }
@media (min-width: 960px) {
  .c-1-6 { grid-column: 1 / 7; } .c-1-7 { grid-column: 1 / 8; } .c-1-8 { grid-column: 1 / 9; }
  .c-1-5 { grid-column: 1 / 6; } .c-1-4 { grid-column: 1 / 5; }
  .c-5-13 { grid-column: 5 / 13; } .c-6-13 { grid-column: 6 / 13; } .c-7-13 { grid-column: 7 / 13; }
  .c-8-13 { grid-column: 8 / 13; } .c-9-13 { grid-column: 9 / 13; } .c-2-12 { grid-column: 2 / 12; }
}

.section { padding-block: var(--section); }
.section--tight { padding-block: clamp(56px, 7vw, 96px); }
.section + .section:not([class*="band"]) { border-top: 1px solid var(--line); }
.band--charcoal { --bg: var(--charcoal); background: var(--charcoal); }
.band--light {
  --bg: var(--paper); --fg: var(--graphite); --muted: #4E555D;
  --line: rgba(11, 13, 15, 0.12); --line-strong: rgba(11, 13, 15, 0.28);
  --surface: #ECEAE4; --accent: var(--bronze-deep);
  background: var(--paper); color: var(--graphite);
}

/* ---------- type ---------- */
h1, h2, h3, h4 { font-family: var(--display); font-weight: 600; margin: 0; text-wrap: balance; letter-spacing: -0.02em; }
h1 { font-size: clamp(2.35rem, 5.4vw, 4.6rem); line-height: 1.04; letter-spacing: -0.032em; }
h2 { font-size: clamp(1.85rem, 3.4vw, 3rem); line-height: 1.1; letter-spacing: -0.026em; }
h3 { font-size: clamp(1.2rem, 1.7vw, 1.5rem); line-height: 1.25; }
h4 { font-size: 1.05rem; line-height: 1.35; letter-spacing: -0.01em; }
p { margin: 0; }
.lead { font-size: clamp(1.08rem, 1.5vw, 1.3rem); line-height: 1.6; color: var(--muted); max-width: 40em; }
.muted { color: var(--muted); }
.measure { max-width: 38em; }
.stack > * + * { margin-top: 1.1em; }
.stack-lg > * + * { margin-top: 28px; }

.eyebrow {
  font-family: var(--mono); font-size: 12px; font-weight: 500; letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted); display: inline-flex; align-items: center; gap: 12px;
}
.eyebrow::before { content: ""; width: 24px; height: 1px; background: var(--accent); }
.eyebrow--plain::before { display: none; }
.idx { font-family: var(--mono); font-size: 13px; letter-spacing: .06em; color: var(--accent); font-variant-numeric: tabular-nums; }
.label { font-family: var(--mono); font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.en { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; color: var(--muted); text-transform: uppercase; }

.section-head { display: grid; gap: 20px; margin-bottom: clamp(48px, 6vw, 80px); }
@media (min-width: 960px) {
  .section-head--split { grid-template-columns: repeat(12, minmax(0,1fr)); column-gap: 32px; align-items: end; }
  .section-head--split > :first-child { grid-column: 1 / 8; }
  .section-head--split > :last-child { grid-column: 8 / 13; }
}

/* ---------- links & buttons ---------- */
.ulink { position: relative; display: inline-flex; align-items: center; gap: 10px; font-weight: 500; padding-bottom: 4px; }
.ulink::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--accent); transform-origin: left; transform: scaleX(.35); transition: transform .45s var(--ease); }
.ulink:hover::after { transform: scaleX(1); }
.arr { display: inline-block; transition: transform .35s var(--ease); font-family: var(--mono); }
a:hover .arr, button:hover .arr { transform: translateX(4px); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 12px;
  font: 500 15px/1 var(--body); letter-spacing: .005em;
  padding: 17px 24px; border-radius: var(--radius); border: 1px solid transparent; cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
  white-space: nowrap;
}
.btn--primary { background: var(--bronze); color: var(--graphite); }
.btn--primary:hover { background: #D8B97F; }
.btn--ghost { border-color: var(--line-strong); color: var(--fg); background: transparent; }
.btn--ghost:hover { border-color: var(--accent); }
.btn--sm { padding: 12px 18px; font-size: 14px; }
.btn-row { display: flex; flex-wrap: wrap; gap: 14px; }
@media (max-width: 520px) { .btn-row .btn { width: 100%; white-space: normal; text-align: left; justify-content: space-between; } }

/* ---------- logo ---------- */
.logo { display: inline-flex; align-items: center; gap: 12px; color: var(--fg); }
.logo-mark { width: 30px; height: 30px; flex: none; fill: none; stroke-width: 2.6; stroke-linecap: square; stroke-linejoin: miter; }
.logo-mark .lm-a { stroke: currentColor; }
.logo-mark .lm-b { stroke: var(--bronze); }
.logo-word { font-family: var(--display); font-weight: 600; font-size: 15px; letter-spacing: .26em; padding-left: .02em; }

/* ---------- header ---------- */
.site::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 60; background: var(--graphite); }
.hdr {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: rgba(11, 13, 15, .86); backdrop-filter: saturate(140%) blur(14px); -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid transparent; transition: border-color .3s;
}
.hdr.is-scrolled { border-bottom-color: var(--line); }
.hdr-in { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 76px; }
.nav { display: none; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 30px; }
.nav a { font-size: 14.5px; color: var(--muted); position: relative; padding-block: 6px; transition: color .25s; }
.nav a:hover, .nav a[aria-current="page"] { color: var(--fg); }
.nav a::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 1px; background: var(--bronze); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease); }
.nav a:hover::after, .nav a[aria-current="page"]::after { transform: scaleX(1); }
.hdr-cta { display: none; }
.menu-btn { display: inline-flex; align-items: center; gap: 10px; background: none; border: 1px solid var(--line-strong); color: var(--fg); padding: 10px 14px; border-radius: var(--radius); font: 500 14px/1 var(--body); cursor: pointer; }
.menu-btn i { display: block; width: 16px; height: 1.5px; background: currentColor; position: relative; }
.menu-btn i::before, .menu-btn i::after { content: ""; position: absolute; left: 0; width: 16px; height: 1.5px; background: currentColor; transition: transform .3s; }
.menu-btn i::before { top: -5px; } .menu-btn i::after { top: 5px; }
.menu-open .menu-btn i { background: transparent; }
.menu-open .menu-btn i::before { transform: translateY(5px) rotate(45deg); }
.menu-open .menu-btn i::after { transform: translateY(-5px) rotate(-45deg); }
@media (min-width: 1140px) {
  .nav { display: block; }
  .hdr-cta { display: inline-flex; }
  .menu-btn { display: none; }
}
.drawer { display: none; border-top: 1px solid var(--line); background: var(--graphite); }
.menu-open .drawer { display: block; }
.drawer ul { list-style: none; margin: 0; padding: 12px 0 28px; }
.drawer li a { display: flex; justify-content: space-between; align-items: center; padding: 16px 0; border-bottom: 1px solid var(--line); font-family: var(--display); font-size: 1.35rem; font-weight: 500; letter-spacing: -0.01em; }
.drawer li a[aria-current="page"] { color: var(--bronze); }
.drawer .btn { margin-top: 24px; width: 100%; white-space: normal; }
@media (min-width: 1140px) { .drawer { display: none !important; } }

/* mobile sticky CTA */
.mcta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  padding: 12px max(16px, env(safe-area-inset-right, 0px)) calc(12px + env(safe-area-inset-bottom, 0px)) max(16px, env(safe-area-inset-left, 0px));
  background: rgba(11,13,15,.92); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-top: 1px solid var(--line);
}
.mcta .btn { width: 100%; justify-content: space-between; }
@media (min-width: 760px) { .mcta { display: none; } }
@media (max-width: 759px) { .has-mcta .ftr { padding-bottom: 96px; } }

/* ---------- hero ---------- */
.hero { padding-block: clamp(64px, 9vw, 128px) clamp(56px, 7vw, 96px); }
.hero h1 { margin-top: 28px; max-width: 13em; }
.hero .lead { margin-top: 28px; }
.hero .btn-row { margin-top: 40px; }
.thesis { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); align-self: end; }
.thesis li { display: grid; grid-template-columns: 36px 1fr; gap: 12px; padding: 18px 0; border-bottom: 1px solid var(--line); font-family: var(--display); font-weight: 500; font-size: 1.02rem; line-height: 1.4; }
.thesis li span { color: var(--bronze); font-family: var(--mono); font-size: 12px; padding-top: 4px; }
.thesis li:last-child { color: var(--fg); }
.thesis li:not(:last-child) { color: var(--muted); }
@media (min-width: 960px) { .hero-grid { align-items: end; } }

.page-hero { padding-block: clamp(64px, 9vw, 120px) clamp(48px, 6vw, 80px); border-bottom: 1px solid var(--line); }
.page-hero h1 { margin-top: 24px; max-width: 16em; }
.page-hero .lead { margin-top: 24px; }
.crumbs { font-family: var(--mono); font-size: 12px; letter-spacing: .08em; color: var(--muted); display: flex; flex-wrap: wrap; gap: 8px; }
.crumbs a:hover { color: var(--fg); }
.crumbs span[aria-hidden] { opacity: .5; }

/* ---------- schematic ---------- */
.schematic { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background:
  linear-gradient(var(--line) 1px, transparent 1px) 0 0 / 40px 40px,
  linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0 / 40px 40px;
  background-color: var(--graphite);
}
.schematic-scroll { overflow-x: auto; scrollbar-width: thin; }
.schematic svg { display: block; width: 100%; min-width: 760px; height: auto; padding-block: 28px; }
.sx-box { fill: var(--graphite); stroke: var(--line-strong); stroke-width: 1; }
.sx-box--c { stroke: var(--bronze); }
.sx-gauge { fill: none; stroke: var(--line-strong); }
.sx-fill { fill: var(--slate); }
.sx-fill--c { fill: var(--bronze); }
.sx-t { fill: var(--stone); font-family: var(--mono); font-size: 12px; letter-spacing: .08em; }
.sx-t--c { fill: var(--bronze); }
.sx-n { fill: var(--paper); font-family: var(--display); font-size: 15px; font-weight: 500; }
.sx-line { stroke: var(--stone); stroke-width: 1.2; stroke-dasharray: 3 7; fill: none; animation: flow 1.6s linear infinite; }
.sx-line--slow { animation-duration: 4.5s; }
.sx-wip { fill: var(--slate); stroke: var(--line-strong); }
.sx-tick { stroke: var(--bronze); stroke-width: 1; fill: none; }
@keyframes flow { to { stroke-dashoffset: -20; } }
.fig { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; padding-block: 18px; border-top: 1px solid var(--line); }
.fig p { font-size: 14.5px; color: var(--muted); max-width: 46em; }
.fig .label { color: var(--bronze); }

/* ---------- principle columns ---------- */
.cols { display: grid; gap: 0; border-top: 1px solid var(--line-strong); }
@media (min-width: 760px) { .cols--3 { grid-template-columns: repeat(3, 1fr); } .cols--4 { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .cols--4 { grid-template-columns: repeat(4, 1fr); } }
.col { padding: 32px 0 8px; display: grid; gap: 14px; align-content: start; border-bottom: 1px solid var(--line); }
@media (min-width: 760px) {
  .col { padding: 32px 32px 40px 0; border-bottom: 0; }
  .col + .col { padding-left: 32px; border-left: 1px solid var(--line); }
  .cols--4 .col:nth-child(3) { padding-left: 0; border-left: 0; }
}
@media (min-width: 1100px) { .cols--4 .col:nth-child(3) { padding-left: 32px; border-left: 1px solid var(--line); } }
.col .idx { font-size: 14px; }
.col h3 { margin-top: 10px; }
.col p { color: var(--muted); }
.col .get { margin-top: 10px; padding-top: 16px; border-top: 1px dashed var(--line-strong); font-size: 15px; color: var(--fg); }
.col .get b { display: block; font-family: var(--mono); font-weight: 500; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }

/* ---------- outcomes ---------- */
.outcomes { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line); }
@media (min-width: 640px) { .outcomes { grid-template-columns: repeat(2, 1fr); column-gap: 32px; } }
.outcomes li { display: flex; gap: 16px; align-items: baseline; padding: 15px 0; border-bottom: 1px solid var(--line); font-size: 16px; }
.outcomes li::before { content: "+"; font-family: var(--mono); color: var(--accent); }

/* ---------- service rows ---------- */
.rows { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line-strong); }
.row a { display: grid; grid-template-columns: 48px 1fr 28px; gap: 8px 20px; padding: 32px 0; border-bottom: 1px solid var(--line); align-items: start; }
.row .idx { padding-top: 6px; transition: color .3s; }
.row h3 { transition: color .3s; }
.row .en { display: block; margin-top: 8px; }
.row p { grid-column: 2 / 3; color: var(--muted); max-width: 36em; }
.row .arr { grid-column: 3; grid-row: 1; color: var(--muted); padding-top: 4px; font-size: 18px; }
.row a:hover h3 { color: var(--bronze); }
.row a:hover .arr { color: var(--bronze); }
@media (min-width: 960px) {
  .row a { grid-template-columns: 72px minmax(0, 5fr) minmax(0, 6fr) 40px; gap: 32px; padding: 40px 0; }
  .row p { grid-column: 3; grid-row: 1; padding-top: 4px; }
  .row .arr { grid-column: 4; justify-self: end; }
}

/* ---------- area grid (industrial, capabilities) ---------- */
.areas { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line-strong); }
@media (min-width: 560px) { .areas { grid-template-columns: repeat(2, 1fr); column-gap: 32px; } }
.areas li { display: grid; grid-template-columns: 52px 1fr; gap: 8px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.areas li .idx { font-size: 12px; padding-top: 3px; }
.areas li strong { font-weight: 500; display: block; }
.areas li small { display: block; color: var(--muted); font-size: 14.5px; line-height: 1.5; margin-top: 4px; }

.statement { font-family: var(--display); font-weight: 500; font-size: clamp(1.4rem, 2.4vw, 2rem); line-height: 1.3; letter-spacing: -0.018em; text-wrap: balance; }
.statement em { font-style: normal; color: var(--accent); }
.quote-rule { border-left: 1px solid var(--accent); padding-left: 24px; }

/* ---------- steps (approach) ---------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; counter-reset: s; }
@media (min-width: 1000px) { .steps--compact { grid-template-columns: repeat(5, 1fr); border-top: 1px solid var(--line-strong); } }
.steps--compact li { position: relative; padding: 28px 0 28px 32px; border-left: 1px solid var(--line-strong); }
.steps--compact li::before { content: ""; position: absolute; left: -4px; top: 34px; width: 7px; height: 7px; background: var(--bg); border: 1px solid var(--accent); }
@media (min-width: 1000px) {
  .steps--compact li { padding: 32px 24px 8px 0; border-left: 0; }
  .steps--compact li::before { left: 0; top: -4px; }
  .steps--compact li + li { padding-left: 0; }
}
.steps--compact h3 { margin-top: 12px; font-size: 1.25rem; }
.steps--compact .en { display: block; margin-top: 4px; }
.steps--compact p { margin-top: 12px; color: var(--muted); font-size: 15.5px; }
.steps--compact .dl { margin-top: 16px; font-size: 14px; }
.steps--compact .dl b { font-family: var(--mono); font-weight: 500; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); display: block; margin-bottom: 4px; }

.step { display: grid; gap: 28px; padding-block: clamp(48px, 6vw, 72px); border-top: 1px solid var(--line-strong); scroll-margin-top: 96px; }
.step:last-child { border-bottom: 1px solid var(--line-strong); }
@media (min-width: 960px) { .step { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 48px; } }
.step-head .num { font-family: var(--display); font-weight: 500; font-size: clamp(3.4rem, 6vw, 5.4rem); line-height: .9; color: var(--accent); letter-spacing: -0.04em; font-variant-numeric: tabular-nums; }
.step-head h2 { font-size: clamp(1.7rem, 2.6vw, 2.3rem); margin-top: 18px; }
.step-head .en { display: block; margin-top: 8px; }
.step-head .dur { margin-top: 22px; display: inline-flex; gap: 10px; align-items: center; padding: 8px 12px; border: 1px solid var(--line-strong); border-radius: var(--radius); font-family: var(--mono); font-size: 12px; letter-spacing: .06em; color: var(--muted); }
.step-head .dur b { color: var(--fg); font-weight: 500; }
.step-intro { font-size: 1.12rem; color: var(--fg); max-width: 36em; margin-bottom: 28px; }

/* What we do -> what you get -> what's next */
.wwn { display: grid; grid-template-columns: 1fr; border: 1px solid var(--line-strong); border-radius: var(--radius); }
@media (min-width: 860px) { .wwn { grid-template-columns: repeat(3, minmax(0, 1fr)); } }
.wwn > div { padding: 26px 24px 28px; position: relative; }
.wwn > div + div { border-top: 1px solid var(--line); }
@media (min-width: 860px) {
  .wwn > div + div { border-top: 0; border-left: 1px solid var(--line); }
  .wwn > div:not(:last-child)::after { content: "→"; position: absolute; right: -10px; top: 22px; width: 20px; height: 20px; display: grid; place-items: center; background: var(--bg); color: var(--accent); font-family: var(--mono); font-size: 13px; z-index: 1; }
}
.wwn h4 { font-family: var(--mono); font-weight: 500; font-size: 11.5px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 14px; }
.wwn > div:last-child { background: var(--surface); }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 9px; }
.ticks li { position: relative; padding-left: 20px; font-size: 15.5px; line-height: 1.5; }
.ticks li::before { content: ""; position: absolute; left: 0; top: .72em; width: 8px; height: 1px; background: var(--accent); }
.ticks--muted li { color: var(--muted); }
.wwn p { font-size: 15.5px; line-height: 1.55; }

/* ---------- entry cards ---------- */
.entry { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 700px) { .entry { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1100px) { .entry { grid-template-columns: repeat(4, 1fr); } }
.card { border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 28px 24px; display: flex; flex-direction: column; gap: 14px; background: transparent; transition: border-color .3s var(--ease), background .3s var(--ease); }
.card:hover { border-color: var(--accent); }
.card h3 { font-size: 1.2rem; }
.card p { color: var(--muted); font-size: 15.5px; }
.card .get { margin-top: auto; padding-top: 18px; border-top: 1px solid var(--line); font-size: 14.5px; }
.card .get b { display: block; font-family: var(--mono); font-weight: 500; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--accent); margin-bottom: 6px; }

/* ---------- audience ---------- */
.aud { display: grid; gap: 40px; }
@media (min-width: 960px) { .aud { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px; } }
.aud h3 { font-size: 1.1rem; margin-bottom: 16px; }
.aud .ticks li { color: var(--muted); }

/* ---------- intersection ---------- */
.inter { display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); }
@media (min-width: 860px) { .inter { grid-template-columns: 1fr auto 1fr auto 1fr; align-items: stretch; } }
.inter > div { padding: 32px 0; }
.inter > div + .x + div { border-top: 1px solid var(--line); }
@media (min-width: 860px) { .inter > div { padding: 40px 24px; } .inter > div:first-child { padding-left: 0; } .inter > div + .x + div { border-top: 0; } }
.inter .x { display: none; font-family: var(--mono); color: var(--accent); align-self: center; font-size: 20px; }
@media (min-width: 860px) { .inter .x { display: block; } }
.inter h3 { font-size: 1.35rem; }
.inter .en { display: block; margin-top: 6px; margin-bottom: 16px; }
.inter p { color: var(--muted); font-size: 15.5px; }

/* ---------- case studies ---------- */
.framework { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr; border-top: 1px solid var(--line-strong); }
@media (min-width: 700px) { .framework { grid-template-columns: repeat(2, 1fr); column-gap: 32px; } }
@media (min-width: 1100px) { .framework { grid-template-columns: repeat(4, 1fr); } }
.framework li { padding: 22px 0; border-bottom: 1px solid var(--line); display: grid; gap: 6px; align-content: start; }
.framework strong { font-family: var(--display); font-weight: 600; font-size: 1.05rem; }
.framework small { color: var(--muted); font-size: 14.5px; }
.cases { display: grid; gap: 16px; grid-template-columns: 1fr; }
@media (min-width: 960px) { .cases { grid-template-columns: repeat(3, 1fr); } }
.case { border: 1px dashed var(--line-strong); border-radius: var(--radius); padding: 28px 24px; display: flex; flex-direction: column; gap: 18px; }
.case-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.status { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); border: 1px solid var(--line-strong); padding: 5px 8px; border-radius: 2px; white-space: nowrap; }
.case dl { margin: 0; display: grid; gap: 0; }
.case dl div { display: grid; grid-template-columns: 1fr auto; gap: 12px; padding: 10px 0; border-top: 1px solid var(--line); font-size: 14px; }
.case dt { color: var(--fg); }
.case dd { margin: 0; font-family: var(--mono); font-size: 12px; color: var(--muted); opacity: .7; }

/* ---------- founder ---------- */
.founder { display: grid; gap: 32px; }
@media (min-width: 960px) { .founder { grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 48px; } }
.portrait { aspect-ratio: 4 / 5; max-width: 100%; border: 1px solid var(--line-strong); border-radius: var(--radius); background:
  repeating-linear-gradient(135deg, transparent 0 11px, var(--line) 11px 12px), var(--surface);
  display: grid; place-items: end start; padding: 20px; }
.portrait span { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--muted); }

/* ---------- CTA band ---------- */
.cta-band { padding-block: clamp(88px, 11vw, 152px); border-top: 1px solid var(--line); position: relative; overflow: hidden; }
.cta-band h2 { font-size: clamp(2.1rem, 4.6vw, 4rem); max-width: 14em; letter-spacing: -0.03em; }
.cta-band .lead { margin-top: 24px; }
.cta-band .btn-row { margin-top: 40px; }
.cta-band .contact-line { margin-top: 28px; font-family: var(--mono); font-size: 13px; color: var(--muted); letter-spacing: .04em; }

/* ---------- forms ---------- */
.form { display: grid; gap: 22px; }
.form .two { display: grid; gap: 22px; }
@media (min-width: 640px) { .form .two { grid-template-columns: 1fr 1fr; } }
.field { display: grid; gap: 8px; }
.field label { font-size: 14px; font-weight: 500; display: flex; justify-content: space-between; gap: 12px; }
.field label small { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-weight: 400; }
.field input, .field select, .field textarea {
  width: 100%; font: 400 16px/1.5 var(--body); color: var(--fg); background: var(--graphite);
  border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 14px 16px; transition: border-color .25s;
  -webkit-appearance: none; appearance: none;
}
.field textarea { min-height: 128px; resize: vertical; }
.field select { background-image: linear-gradient(45deg, transparent 50%, var(--stone) 50%), linear-gradient(135deg, var(--stone) 50%, transparent 50%); background-position: calc(100% - 22px) 52%, calc(100% - 17px) 52%; background-size: 5px 5px; background-repeat: no-repeat; padding-right: 44px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--bronze); }
.field.is-invalid input, .field.is-invalid select, .field.is-invalid textarea { border-color: #D27D6B; }
.field .err { font-size: 13px; color: #E29A89; display: none; }
.field.is-invalid .err { display: block; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.consent { display: flex; gap: 12px; font-size: 14px; color: var(--muted); align-items: flex-start; }
.consent input { margin-top: 4px; accent-color: var(--bronze); width: 16px; height: 16px; flex: none; }
.consent a { text-decoration: underline; text-underline-offset: 3px; }
.form-status { font-size: 14.5px; color: #E29A89; }
.form-done { border: 1px solid var(--bronze); border-radius: var(--radius); padding: 32px 28px; display: grid; gap: 14px; }
.form-done h3 { font-size: 1.4rem; }
.side-panel { border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 28px 24px; display: grid; gap: 22px; align-content: start; }
@media (min-width: 960px) { .side-panel { position: sticky; top: 108px; } }
.side-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 18px; }
.side-steps li { display: grid; grid-template-columns: 36px 1fr; gap: 6px; font-size: 15px; }
.side-steps li p { color: var(--muted); font-size: 14.5px; margin-top: 2px; }
.copyline { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-family: var(--mono); font-size: 14px; user-select: all; }

/* ---------- legal ---------- */
.legal { max-width: 46em; }
.legal h2 { font-size: 1.4rem; margin-top: 48px; margin-bottom: 14px; }
.legal p, .legal li { color: var(--muted); }
.legal ul { padding-left: 20px; }
.note { border: 1px dashed var(--line-strong); padding: 16px 18px; border-radius: var(--radius); font-size: 14.5px; color: var(--muted); }

/* ---------- footer ---------- */
.ftr { border-top: 1px solid var(--line); padding-block: 72px 40px; background: var(--graphite); color: var(--paper); }
.ftr-top { display: grid; gap: 40px; }
@media (min-width: 960px) { .ftr-top { grid-template-columns: minmax(0, 5fr) minmax(0, 3fr) minmax(0, 4fr); gap: 48px; } }
.ftr .tag { margin-top: 18px; color: var(--stone); max-width: 22em; font-size: 15px; }
.ftr ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.ftr ul a { color: var(--stone); font-size: 15px; transition: color .2s; }
.ftr ul a:hover { color: var(--paper); }
.ftr h4 { font-family: var(--mono); font-weight: 500; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; color: var(--stone); margin-bottom: 18px; }
.ftr-bottom { margin-top: 64px; padding-top: 24px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; justify-content: space-between; gap: 16px; font-family: var(--mono); font-size: 12px; color: var(--stone); letter-spacing: .04em; }
.ftr-bottom nav { display: flex; gap: 20px; flex-wrap: wrap; }
.ftr-bottom a:hover { color: var(--paper); }
.brandline { margin-top: 28px; font-family: var(--mono); font-size: 12px; letter-spacing: .06em; color: var(--stone); line-height: 1.9; }
.brandline span { color: var(--bronze); }

.mt-0 { margin-top: 0 !important; } .mt-s { margin-top: 16px; } .mt-m { margin-top: 32px; } .mt-l { margin-top: 56px; }