/* ==========================================================================
   FLOW55 — Design System
   Editorial / technical / engineering-influenced brand system.
   ========================================================================== */

/* Fonts are loaded via <link> in each page head (faster than @import). */

:root{
  /* ---- palette ---- */
  --paper:      #F1EEE2;   /* primary background — warm stone-white */
  --paper-alt:  #E8E2D2;   /* secondary panels */
  --ink:        #15130E;   /* primary text / dark sections */
  --ink-soft:   #5B5648;   /* secondary text on paper */
  --line:       rgba(21,19,14,0.16);
  --line-soft:  rgba(21,19,14,0.09);

  --accent:     #2C3EFF;   /* signal blue — flow / motion / tech */
  --accent-ink: #1420C4;
  --accent-soft:rgba(44,62,255,0.10);
  --signal:     #6ED957;   /* lime — engineering notation, brackets, third rotation color */
  --coral:      #FF4B2E;   /* energy accent — CTAs, badges, ticker */
  --coral-ink:  #C22F17;
  --moss:       #2B6E4E;   /* deep green — used sparingly */

  --white:      #FBFAF5;
  --dark:       #15130E;
  --dark-2:     #1F1C14;
  --on-dark:    #F1EEE2;
  --on-dark-soft: rgba(241,238,226,0.64);
  --on-dark-line: rgba(241,238,226,0.16);

  /* ---- type ---- */
  --f-display: 'Space Grotesk', sans-serif;
  --f-serif:   'Fraunces', serif;
  --f-marker:  'Permanent Marker', cursive;
  --f-body:    'Manrope', sans-serif;
  --f-mono:    'IBM Plex Mono', monospace;

  /* ---- layout ---- */
  --gutter: clamp(20px, 4vw, 64px);
  --maxw: 1400px;
  --radius: 2px;

  --ease: cubic-bezier(.16,.84,.32,1);
  --shadow-off: 7px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *,*::before,*::after{ animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important; }
}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--f-body);
  font-size:16px;
  line-height:1.5;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

img,svg{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; background:none; border:none; cursor:pointer; color:inherit; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4,p{ margin:0; }

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

/* ---- grain texture (tactile / artistic layer over everything) ---- */
body::before{
  content:'';
  position:fixed;
  inset:0;
  z-index:9999;
  pointer-events:none;
  opacity:0.05;
  mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ---- color rotation helpers ---- */
.c-blue{ color:var(--accent) !important; }
.c-coral{ color:var(--coral) !important; }
.c-amber,.c-lime{ color:var(--signal) !important; }
.bg-blue{ background:var(--accent); color:#fff; }
.bg-coral{ background:var(--coral); color:#fff; }
.bg-amber,.bg-lime{ background:var(--signal); color:var(--ink); }

/* ---- marker / graffiti accent (headline flourish words) ---- */
.serif-accent{
  font-family:var(--f-marker);
  font-weight:400;
  text-transform:uppercase;
  letter-spacing:0.01em;
  display:inline-block;
  transform:rotate(-2.5deg);
  line-height:1.15;
  padding:0 0.05em;
}
.serif-accent.tilt-r{ transform:rotate(2deg); }

/* ---- hard-shadow (offset block shadow) treatment ---- */
.hard{
  box-shadow: var(--shadow-off) var(--shadow-off) 0 0 var(--ink);
  border:1.5px solid var(--ink) !important;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .3s var(--ease), color .3s var(--ease);
}
.hard:hover{
  transform:translate(calc(var(--shadow-off) * -1), calc(var(--shadow-off) * -1));
  box-shadow: calc(var(--shadow-off) * 2) calc(var(--shadow-off) * 2) 0 0 var(--ink);
}
.on-dark .hard{ box-shadow: var(--shadow-off) var(--shadow-off) 0 0 var(--signal); border-color:var(--on-dark) !important; }
.on-dark .hard:hover{ box-shadow: calc(var(--shadow-off) * 2) calc(var(--shadow-off) * 2) 0 0 var(--signal); }

/* ---- marquee ticker ---- */
.marquee{
  overflow:hidden;
  white-space:nowrap;
  border-top:1.5px solid var(--ink);
  border-bottom:1.5px solid var(--ink);
  background:radial-gradient(ellipse 60% 100% at 50% 50%, var(--dark-2) 0%, var(--ink) 100%);
  padding:34px 0;
}
.marquee-track{
  display:inline-flex;
  align-items:center;
  animation:marquee 34s linear infinite;
}
.marquee span{
  font-family:var(--f-display);
  font-weight:600;
  text-transform:uppercase;
  font-size:clamp(1.4rem,3vw,2rem);
  letter-spacing:0.01em;
  color:var(--on-dark);
  padding:0 26px;
  display:inline-flex;
  align-items:center;
  gap:26px;
}
.marquee span::after{ content:'—'; color:var(--signal); font-family:var(--f-mono); }
.marquee-logo{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  height:74px;
  padding:0 42px;
  flex-shrink:0;
}
.marquee-logo img{
  height:100%;
  width:auto;
  max-width:210px;
  object-fit:contain;
  display:block;
  filter:brightness(0) invert(1);
  opacity:0.45;
  transition:opacity .3s var(--ease);
}
.marquee-logo img.logo-asis{ filter:none; }   /* tonal logos that don't survive the white knockout */
.marquee-logo img.ghost-mc{
  filter:grayscale(1) contrast(1.15) brightness(1.3);
  opacity:0.6;
}
.marquee-logo:hover img{ opacity:0.8; }
@keyframes marquee{
  from{ transform:translateX(0); }
  to{ transform:translateX(-50%); }
}

/* ---- giant background numeral (watermark) ---- */
.giant-num{
  position:relative;
}
.giant-num::before{
  content:attr(data-num);
  position:absolute;
  top:-0.32em;
  left:-0.04em;
  font-family:var(--f-serif);
  font-style:italic;
  font-weight:340;
  font-size:6.5em;
  color:transparent;
  -webkit-text-stroke:1px var(--line);
  z-index:0;
  pointer-events:none;
  line-height:1;
}
.on-dark .giant-num::before{ -webkit-text-stroke:1px var(--on-dark-line); }
.giant-num > *{ position:relative; z-index:1; }

/* ---- vertical edge label ---- */
.edge-label{
  position:absolute;
  top:50%;
  writing-mode:vertical-rl;
  transform:translateY(-50%) rotate(180deg);
  font-family:var(--f-mono);
  font-size:13.5px;
  letter-spacing:0.14em;
  text-transform:uppercase;
  color:var(--ink-soft);
  display:flex;
  align-items:center;
  gap:10px;
  pointer-events:none;
}
.edge-label.left{ left:14px; }
.edge-label.right{ right:14px; }
.edge-label::before{ content:''; width:5px; height:5px; background:var(--coral); display:inline-block; }
.on-dark .edge-label{ color:var(--on-dark-soft); }
@media (max-width:1000px){ .edge-label{ display:none; } }

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

/* ---- type scale ---- */
.eyebrow{
  font-family:var(--f-mono);
  font-weight:600;
  font-size:18px;
  letter-spacing:0.09em;
  text-transform:uppercase;
  color:var(--accent);
  display:flex;
  align-items:center;
  gap:12px;
}
.eyebrow::before{
  content:'';
  width:9px; height:9px;
  background:var(--accent);
  display:inline-block;
  border-radius:1px;
}
.on-dark .eyebrow{ color:var(--signal); }
.on-dark .eyebrow::before{ background:var(--signal); }

.h-display{
  font-family:var(--f-display);
  font-weight:600;
  line-height:0.98;
  letter-spacing:-0.02em;
  text-transform:uppercase;
}
.h-huge{ font-size:clamp(2.6rem, 8.4vw, 7.6rem); }
.h-xl{ font-size:clamp(2.2rem, 6vw, 5.2rem); }
.h-lg{ font-size:clamp(1.7rem, 3.6vw, 3.1rem); }
.h-md{ font-size:clamp(1.3rem, 2.2vw, 1.9rem); }

.body-lg{
  font-family:var(--f-body);
  font-weight:500;
  font-size:clamp(1.1rem, 1.7vw, 1.45rem);
  line-height:1.5;
  color:var(--ink-soft);
  max-width:42ch;
}
.on-dark .body-lg{ color:var(--on-dark-soft); }

.mono{ font-family:var(--f-mono); }
.num{
  font-family:var(--f-mono);
  font-size:0.8em;
  color:var(--accent);
  letter-spacing:0.02em;
}
.on-dark .num{ color:var(--signal); }

/* ---- buttons / CTAs ---- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:var(--f-mono);
  font-size:14px;
  letter-spacing:0.04em;
  text-transform:uppercase;
  padding:16px 26px;
  border:1.5px solid var(--ink);
  border-radius:var(--radius);
  transition:background .25s var(--ease), color .25s var(--ease), border-color .25s var(--ease), transform .22s var(--ease), box-shadow .22s var(--ease);
  white-space:nowrap;
}
.btn .arrow{ transition:transform .3s var(--ease); }
.btn:hover .arrow{ transform:translateX(4px); }

.btn-solid,
.btn-accent{
  box-shadow: 6px 6px 0 0 var(--ink);
}
.btn-solid:hover,
.btn-accent:hover{
  transform:translate(-6px,-6px);
  box-shadow: 12px 12px 0 0 var(--ink);
}
.btn-solid:active,
.btn-accent:active{
  transform:translate(0,0);
  box-shadow: 2px 2px 0 0 var(--ink);
}

.btn-solid{
  background:var(--ink);
  color:var(--paper);
}
.btn-solid:hover{ background:var(--accent); border-color:var(--ink); color:#fff; }

.btn-accent{
  background:var(--coral);
  color:#fff;
  border-color:var(--ink);
}
.btn-accent:hover{ background:var(--ink); border-color:var(--ink); }

.btn-ghost{
  background:transparent;
  border-color:var(--line);
  color:var(--ink);
}
.btn-ghost:hover{ border-color:var(--ink); }

.on-dark .btn-ghost{ border-color:var(--on-dark-line); color:var(--on-dark); }
.on-dark .btn-ghost:hover{ border-color:var(--on-dark); }
.on-dark .btn-solid{ background:var(--on-dark); color:var(--ink); box-shadow:6px 6px 0 0 var(--signal); }
.on-dark .btn-solid:hover{ background:var(--signal); color:var(--ink); box-shadow:12px 12px 0 0 var(--signal); }
.on-dark .btn-accent{ box-shadow:6px 6px 0 0 var(--signal); border-color:var(--on-dark); }
.on-dark .btn-accent:hover{ box-shadow:12px 12px 0 0 var(--signal); }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:200;
  padding:18px var(--gutter);
  display:flex;
  align-items:center;
  justify-content:space-between;
  background:rgba(241,240,234,0.82);
  backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .3s, background .3s;
}
.site-header.scrolled{ border-color:var(--line); }

.brand-mark{
  font-family:var(--f-display);
  font-weight:600;
  font-size:26px;
  letter-spacing:-0.01em;
  text-transform:uppercase;
  display:flex; align-items:baseline; gap:2px;
}
.brand-mark sup{
  position:relative;
  font-size:0.55em;
  font-weight:600;
  top:-0.6em;
}

.main-nav{
  display:flex;
  align-items:center;
  gap:38px;
}
.main-nav .nav-links{
  display:flex;
  align-items:center;
  gap:34px;
  font-family:var(--f-mono);
  font-size:13px;
  letter-spacing:0.06em;
  text-transform:uppercase;
}
.main-nav .nav-links a{
  position:relative;
  padding:4px 0;
  transition:color .25s var(--ease);
}
.main-nav .nav-links a::after{
  content:'';
  position:absolute; left:0; right:0; bottom:0;
  height:1px; background:currentColor;
  transform:scaleX(0); transform-origin:right;
  transition:transform .35s var(--ease);
}
.main-nav .nav-links a:hover{ color:var(--accent); }
.main-nav .nav-links a:hover::after{ transform:scaleX(1); transform-origin:left; }

/* current page — accent colour, a held underline, and the square marker
   used by .eyebrow so the nav speaks the same language as the rest of the site */
.main-nav .nav-links a[aria-current="page"]{ color:var(--accent); }
.main-nav .nav-links a[aria-current="page"]::after{ transform:scaleX(1); transform-origin:left; }
.main-nav .nav-links a[aria-current="page"]::before{
  content:'';
  position:absolute;
  left:-13px; top:50%; margin-top:-3px;
  width:5px; height:5px;
  background:var(--accent);
  border-radius:1px;
}

.nav-drop{ position:relative; }
.nav-drop > a{ padding-right:14px; }
.nav-drop > a .caret{
  position:absolute; right:0; top:50%;
  margin-top:-0.62em;
  font-size:9px;
  transition:transform .25s var(--ease);
}
.nav-drop:hover > a .caret,
.nav-drop:focus-within > a .caret{ transform:rotate(180deg); }
.nav-drop-panel{
  position:absolute;
  top:calc(100% + 18px);
  left:50%;
  transform:translateX(-50%) translateY(6px);
  background:var(--white);
  border:1px solid var(--line);
  min-width:260px;
  padding:10px;
  opacity:0;
  visibility:hidden;
  transition:opacity .25s var(--ease), transform .25s var(--ease), visibility .25s;
}
.nav-drop:hover .nav-drop-panel,
.nav-drop:focus-within .nav-drop-panel{
  opacity:1; visibility:visible; transform:translateX(-50%) translateY(0);
}
.nav-drop-panel a{
  display:block;
  padding:12px 14px;
  font-family:var(--f-body);
  text-transform:none;
  letter-spacing:0;
  font-size:14.5px;
}
.nav-drop-panel a span{
  display:block;
  font-family:var(--f-mono);
  font-size:11px;
  color:var(--ink-soft);
  text-transform:uppercase;
  letter-spacing:0.06em;
  margin-top:3px;
}
.nav-drop-panel a:hover{ background:var(--paper-alt); }

.nav-cta{ display:flex; align-items:center; gap:20px; }

.nav-toggle{
  display:none;
  width:34px; height:34px;
  flex-direction:column;
  align-items:flex-end;
  justify-content:center;
  gap:6px;
}
.nav-toggle span{
  width:100%; height:1.5px; background:var(--ink);
  transition:all .3s var(--ease);
}
.nav-toggle span:nth-child(2){ width:65%; }

.mobile-nav{
  position:fixed; inset:0;
  background:var(--ink);
  color:var(--on-dark);
  z-index:300;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding:var(--gutter);
  transform:translateY(-100%);
  transition:transform .5s var(--ease);
}
.mobile-nav.open{ transform:translateY(0); }
.mobile-nav .mnav-close{
  position:absolute; top:18px; right:var(--gutter);
  width:34px; height:34px;
}
.mobile-nav .mnav-close::before,
.mobile-nav .mnav-close::after{
  content:''; position:absolute; left:4px; right:4px; top:50%;
  height:1.5px; background:var(--on-dark);
}
.mobile-nav .mnav-close::before{ transform:rotate(45deg); }
.mobile-nav .mnav-close::after{ transform:rotate(-45deg); }
.mobile-nav ul{ display:flex; flex-direction:column; gap:6px; }
.mobile-nav a{
  font-family:var(--f-display);
  font-size:clamp(2rem,9vw,3.2rem);
  text-transform:uppercase;
  font-weight:600;
  padding:10px 0;
  border-bottom:1px solid var(--on-dark-line);
  /* inline-block so the hover transform works while the underline still
     hugs the word width rather than spanning the whole row */
  display:inline-block;
  transition:transform .28s var(--ease), color .28s var(--ease), border-color .28s var(--ease);
}
.mobile-nav a[aria-current="page"]{ color:var(--signal); }
@media (hover:hover){
  .mobile-nav ul a:hover{
    color:var(--signal);
    border-bottom-color:var(--signal);
    transform:translateX(18px);
  }
}
.mobile-nav .mnav-sub{
  padding-left:20px;
  font-size:0.4em;
  font-family:var(--f-mono);
  text-transform:uppercase;
  color:var(--on-dark-soft);
  border:none;
  display:flex;
  gap:16px;
  padding-bottom:16px;
}
.mobile-nav .mnav-foot{
  margin-top:40px;
  font-family:var(--f-mono);
  font-size:12px;
  color:var(--on-dark-soft);
}

/* ==========================================================================
   SECTIONS / LAYOUT
   ========================================================================== */
section{ position:relative; }
.section-pad{ padding:clamp(80px,12vw,160px) 0; }
.section-pad-sm{ padding:clamp(56px,8vw,96px) 0; }
/* when one section flows straight into the next, their paddings stack into a
   dead gap - these trim the seam without touching the outer rhythm */
.pad-bottom-sm{ padding-bottom:clamp(28px,3vw,44px); }
.pad-top-sm{ padding-top:clamp(36px,4vw,56px); }

/* Hairline break for when two same-tone sections would otherwise run together.
   Kills the section's own top padding and re-hangs the spacing under the rule. */
.section-divided{ padding-top:0; }
.section-divided > .wrap{
  border-top:1px solid var(--line);
  padding-top:clamp(64px,9vw,120px);
}
.on-dark.section-divided > .wrap{ border-color:var(--on-dark-line); }

.on-dark{
  background-color:var(--ink);
  background-image:
    linear-gradient(var(--on-dark-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--on-dark-line) 1px, transparent 1px);
  background-size:46px 46px;
  color:var(--on-dark);
}
.on-dark h1,.on-dark h2,.on-dark h3,.on-dark h4{ color:var(--on-dark); }

.rule{ height:1px; background:var(--line); border:none; margin:0; }
.on-dark .rule{ background:var(--on-dark-line); }

.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:40px;
  margin-bottom:clamp(40px,6vw,80px);
  flex-wrap:wrap;
}
.section-head .h-xl{ margin-top:18px; }

/* numbered index rows */
.idx-row{
  display:grid;
  grid-template-columns:100px 1fr;
  gap:24px;
  padding:36px 0;
  border-top:1px solid var(--line);
  align-items:baseline;
}
.on-dark .idx-row{ border-color:var(--on-dark-line); }
.idx-row:last-child{ border-bottom:1px solid var(--line); }
.on-dark .idx-row:last-child{ border-color:var(--on-dark-line); }

/* reveal-on-scroll */
.reveal{
  opacity:0;
  transform:translateY(28px);
  transition:opacity .8s var(--ease), transform .8s var(--ease);
}
.reveal.in{ opacity:1; transform:translateY(0); }
.reveal-line{ transition-delay:calc(var(--d,0) * 70ms); }

/* flow line svg (signature motif) */
.flow-line-path{
  fill:none;
  stroke:var(--accent);
  stroke-width:1.5;
  stroke-linecap:round;
  stroke-dasharray:1400;
  stroke-dashoffset:1400;
  transition:stroke-dashoffset 1.6s var(--ease);
}
.flow-line-wrap.in .flow-line-path{ stroke-dashoffset:0; }
.flow-node{
  fill:var(--paper);
  stroke:var(--accent);
  stroke-width:1.5;
}
.on-dark .flow-node{ fill:var(--ink); stroke:var(--signal); }
.on-dark .flow-line-path{ stroke:var(--signal); }

/* traveling dot along a motion path */
.flow-dot{
  offset-rotate:0deg;
  animation:travel 7s linear infinite;
}
@keyframes travel{
  0%{ offset-distance:0%; opacity:0; }
  4%{ opacity:1; }
  92%{ opacity:1; }
  100%{ offset-distance:100%; opacity:0; }
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  min-height:100svh;
  display:flex;
  flex-direction:column;
  justify-content:center;
  padding-top:120px;
  padding-bottom:60px;
  position:relative;
  overflow:hidden;
}
.hero-eyebrow{ margin-bottom:22px; }
.hero h1{ max-width:20ch; }
.hero .body-lg{ margin-top:26px; }
.hero-cta-row{ margin-top:44px; display:flex; align-items:center; gap:24px; flex-wrap:wrap; }
.hero-foot{
  margin-top:auto;
  padding-top:60px;
  display:flex; justify-content:flex-end; align-items:flex-end;
  gap:20px; flex-wrap:wrap;
}
.hero-foot .mono{ font-size:12.5px; color:var(--ink-soft); letter-spacing:0.05em; text-transform:uppercase;}
.on-dark .hero-foot .mono{ color:var(--on-dark-soft); }

.hero-scene{
  position:absolute;
  right:calc(var(--gutter) * -0.4);
  top:14%;
  width:min(46vw,620px);
  opacity:0.9;
  pointer-events:none;
}
@media (max-width:1000px){ .hero-scene{ display:none; } }

/* ==========================================================================
   SOLUTIONS BLOCKS (home)
   ========================================================================== */
.solutions-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
@media (max-width:860px){ .solutions-grid{ grid-template-columns:1fr; } }
.solution-block{
  background:var(--paper);
  padding:clamp(36px,4vw,64px);
  min-height:420px;
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  transition:background .4s var(--ease);
  position:relative;
  overflow:hidden;
  border-top:5px solid var(--accent);
}
.solution-block:nth-child(2){ border-top-color:var(--coral); }
.solution-block:hover{ background:var(--ink); color:var(--on-dark); }
.solution-block:hover .body-lg,
.solution-block:hover .tag-list li{ color:var(--on-dark-soft); }
.solution-block:hover .num{ color:var(--signal); }
.solution-block .num{ font-size:1.3em; font-weight:600; }
.solution-block:hover .btn-ghost{ border-color:var(--on-dark-line); color:var(--on-dark); }
.solution-block .h-lg{ margin-top:20px; max-width:14ch; }
.tag-list{
  display:flex; flex-wrap:wrap; gap:10px 0;
  font-family:var(--f-mono); font-size:15.5px; color:var(--ink-soft);
  margin-top:28px;
  transition:color .4s var(--ease);
}
.tag-list li:not(:last-child)::after{ content:'•'; margin:0 10px; opacity:.5; }
.solution-block .btn{ margin-top:36px; align-self:flex-start; }

/* ==========================================================================
   TESTIMONIAL SCROLLER
   ========================================================================== */
.t-scroll-outer{ position:relative; }
.t-scroll{
  display:flex;
  gap:1px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding-bottom:8px;
  background:var(--line);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  scrollbar-width:none;
}
.on-dark .t-scroll{ background:var(--on-dark-line); border-color:var(--on-dark-line); }
.t-scroll::-webkit-scrollbar{ display:none; }
.t-card{
  scroll-snap-align:start;
  flex:0 0 min(420px,86vw);
  background:var(--paper);
  padding:clamp(28px,3vw,44px);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  min-height:340px;
}
.on-dark .t-card{ background:var(--dark-2); }
.t-card blockquote{
  font-family:var(--f-serif);
  font-style:normal;
  font-weight:340;
  font-size:clamp(1rem,1.3vw,1.2rem);
  line-height:1.52;
  margin:0;
  text-transform:none;
  letter-spacing:0;
}
.t-card-foot{ margin-top:30px; }
.t-card-foot .name{ font-family:var(--f-body); font-weight:600; font-size:18px; }
.t-card-foot .role{ font-family:var(--f-mono); font-size:14px; color:var(--ink-soft); text-transform:uppercase; letter-spacing:.05em; margin-top:3px; }
.on-dark .t-card-foot .role{ color:var(--on-dark-soft); }
.t-card-foot .see-results{
  margin-top:16px; display:inline-flex; gap:6px;
  font-family:var(--f-mono); font-size:14px; text-transform:uppercase; letter-spacing:.05em;
  color:var(--accent);
}
.on-dark .t-card-foot .see-results{ color:var(--signal); }
.t-scroll-hint{
  display:flex; justify-content:space-between; align-items:center;
  margin-top:18px;
  font-family:var(--f-mono); font-size:12.5px; text-transform:uppercase; letter-spacing:.08em;
  color:var(--ink-soft);
}
.on-dark .t-scroll-hint{ color:var(--on-dark-soft); }
.t-scroll-btns{ display:flex; gap:8px; }
.t-scroll-btns button{
  width:34px; height:34px; border:1px solid var(--line); display:flex; align-items:center; justify-content:center;
  transition:background .25s,border-color .25s;
}
.on-dark .t-scroll-btns button{ border-color:var(--on-dark-line); }
.t-scroll-btns button:hover{ background:var(--ink); border-color:var(--ink); color:var(--on-dark); }
.on-dark .t-scroll-btns button:hover{ background:var(--on-dark); color:var(--ink); }

/* ==========================================================================
   STATS
   ========================================================================== */
.stat-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--on-dark-line);
  border:1px solid var(--on-dark-line);
}
@media (max-width:900px){ .stat-grid{ grid-template-columns:repeat(2,1fr); } }
.stat-cell{
  background:var(--ink);
  padding:clamp(28px,3vw,44px) clamp(20px,2.4vw,30px);
}
.stat-num{
  font-family:var(--f-serif);
  font-weight:560;
  font-style:italic;
  font-size:clamp(2.2rem,4.4vw,3.6rem);
  letter-spacing:-0.01em;
}
.stat-cell:nth-child(1) .stat-num{ color:var(--accent); }
.stat-cell:nth-child(2) .stat-num{ color:var(--coral); }
.stat-cell:nth-child(3) .stat-num{ color:var(--signal); }
.stat-cell:nth-child(4) .stat-num{ color:var(--accent); }
.stat-label{
  margin-top:10px;
  font-family:var(--f-mono);
  font-size:14.5px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--on-dark-soft);
}
.stat-note{
  margin-top:22px;
  font-family:var(--f-mono);
  font-size:14.5px;
  color:var(--on-dark-soft);
  max-width:60ch;
}

/* ==========================================================================
   SPLIT BLOCK — headline left, copy right, divided by a vertical rule
   ========================================================================== */
.split-block{
  display:grid;
  grid-template-columns:0.85fr 1.3fr;
  gap:50px;
  align-items:start;
}
.split-block .split-right{
  border-left:1px solid var(--line);
  padding-left:48px;
}
.on-dark .split-block .split-right{ border-color:var(--on-dark-line); }
@media (max-width:800px){
  .split-block{ grid-template-columns:1fr; }
  .split-block .split-right{ border-left:none; padding-left:0; border-top:1px solid var(--line); padding-top:24px; margin-top:8px; }
  .on-dark .split-block .split-right{ border-color:var(--on-dark-line); }
}

/* ==========================================================================
   PHILOSOPHY / PROCESS STEPS
   ========================================================================== */
.step-list{ position:relative; }
.step-row{
  display:grid;
  grid-template-columns:120px 1fr;
  gap:clamp(20px,4vw,60px);
  padding:44px 0;
  border-top:1px solid var(--line);
  position:relative;
}
.on-dark .step-row{ border-color:var(--on-dark-line); }
.step-list .step-row:last-child{ border-bottom:1px solid var(--line); }
.on-dark .step-list .step-row:last-child{ border-color:var(--on-dark-line); }
.step-row .step-num{
  font-family:var(--f-mono);
  font-size:clamp(22px,2.6vw,30px);
  font-weight:600;
  letter-spacing:.01em;
  color:var(--accent);
  padding-top:6px;
}
.on-dark .step-row .step-num{ color:var(--signal); }
.step-row[data-num="01"] .step-num{ color:var(--accent); }
.step-row[data-num="02"] .step-num{ color:var(--coral); }
.step-row[data-num="03"] .step-num{ color:var(--signal); }
.step-row h3{ max-width:16ch; }
.step-row .body-lg{ margin-top:14px; }
/* FSM steps: headline left, copy + capabilities right, divided by a vertical rule.
   Layered on top of .step-row so index.html's compact step list is unaffected. */
.step-split{
  grid-template-columns:0.85fr 1.3fr;
  gap:50px;
  align-items:start;
}
.step-split .split-right{
  border-left:1px solid var(--line);
  padding-left:48px;
}
.on-dark .step-split .split-right{ border-color:var(--on-dark-line); }
@media (max-width:800px){
  .step-split{ grid-template-columns:1fr; gap:0; }
  .step-split .split-right{
    border-left:none; padding-left:0;
    border-top:1px solid var(--line); padding-top:24px; margin-top:22px;
  }
  .on-dark .step-split .split-right{ border-color:var(--on-dark-line); }
}

/* capability bullet list */
.step-cap{
  margin-top:28px;
  display:grid; grid-template-columns:1fr 1fr; gap:18px 32px;
  list-style:none; padding:0;
}
@media (max-width:640px){ .step-cap{ grid-template-columns:1fr; } }
.step-cap li{
  display:flex; align-items:flex-start; gap:12px;
  font-family:var(--f-mono);
  font-size:clamp(15.5px,1.25vw,17.5px);
  letter-spacing:0;
  line-height:1.5;
  color:var(--ink);
}
.on-dark .step-cap li{ color:var(--on-dark); }
.step-cap li::before{
  content:'';
  width:8px; height:8px;
  border-radius:50%;
  margin-top:.55em;
  flex-shrink:0;
  background:var(--accent);
}
.on-dark .step-cap li::before{ background:var(--signal); }
.step-row[data-num="01"] .step-cap li::before{ background:var(--accent); }
.step-row[data-num="02"] .step-cap li::before{ background:var(--coral); }
.step-row[data-num="03"] .step-cap li::before{ background:var(--signal); }

/* hero stat chips */
.hero-stats{
  display:flex; flex-wrap:wrap; gap:14px;
  margin-top:44px;
}
.hero-stat{
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:18px 24px;
  min-width:150px;
}
.hero-stat .stat-n{
  font-family:var(--f-display);
  font-weight:700;
  font-size:clamp(1.6rem,2.6vw,2.1rem);
  color:var(--ink);
  line-height:1;
}
.hero-stat .stat-l{
  font-family:var(--f-mono);
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.05em;
  color:var(--ink-soft);
  margin-top:9px;
}

/* ==========================================================================
   ABOUT / TEAM SECTION
   ========================================================================== */
.about-grid{
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:clamp(40px,5vw,80px);
  align-items:center;
}
@media (max-width:900px){ .about-grid{ grid-template-columns:1fr; } }

.about-illustration{
  background:var(--dark-2);
  border:1px solid var(--on-dark-line);
  aspect-ratio:1/1;
  position:relative;
  overflow:hidden;
}

.about-credentials{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:0;
  margin-top:30px;
  font-family:var(--f-mono);
  font-size:15px;
  letter-spacing:0.06em;
  text-transform:uppercase;
}
.about-credentials span{ color:var(--on-dark); }
.about-credentials span:nth-child(1){ color:var(--accent); }
.about-credentials span:nth-child(2){ color:var(--coral); }
.about-credentials span:nth-child(3){ color:var(--signal); }
.about-credentials span:not(:last-child)::after{ content:'—'; margin:0 12px; color:var(--on-dark-line); }

/* ==========================================================================
   ABOUT ILLUSTRATION — animation keyframes
   ========================================================================== */
@keyframes nibTravel{ 0%{ offset-distance:0%; opacity:0; } 6%{ opacity:1; } 94%{ opacity:1; } 100%{ offset-distance:100%; opacity:0; } }
.about-nib{ offset-rotate:0deg; animation:nibTravel 7s linear infinite; }

@keyframes nibTravelDim1{ 0%{ offset-distance:0%; opacity:0; } 6%{ opacity:0.3; } 94%{ opacity:0.3; } 100%{ offset-distance:100%; opacity:0; } }
@keyframes nibTravelDim2{ 0%{ offset-distance:0%; opacity:0; } 6%{ opacity:0.55; } 94%{ opacity:0.55; } 100%{ offset-distance:100%; opacity:0; } }
.about-nib-dim1{ offset-rotate:0deg; animation:nibTravelDim1 7s linear infinite; }
.about-nib-dim2{ offset-rotate:0deg; animation:nibTravelDim2 7s linear infinite; }

@keyframes burstSpin{ to{ transform:rotate(360deg); } }
.about-orbit{ transform-origin:250px 250px; animation:burstSpin 90s linear infinite; }

@keyframes electronOrbit{ to{ offset-distance:100%; } }
.atom-electron{ offset-rotate:0deg; animation:electronOrbit 4.5s linear infinite; }

@keyframes ringSpinA{ to{ transform:rotate(360deg); } }
@keyframes ringSpinB{ to{ transform:rotate(-360deg); } }
.atom-spin-a{ transform-origin:300px 300px; animation:ringSpinA 17s linear infinite; }
.atom-spin-b{ transform-origin:300px 300px; animation:ringSpinB 21s linear infinite; }
.atom-spin-c{ transform-origin:300px 300px; animation:ringSpinA 26s linear infinite; }

@keyframes labelFade{ 0%,100%{ opacity:0.3; } 50%{ opacity:1; } }
.about-label{ animation:labelFade 3.6s ease-in-out infinite; }

@keyframes axisFlow{ to{ stroke-dashoffset:-20; } }
.about-axis{ stroke-dasharray:3 7; animation:axisFlow 0.9s linear infinite; }

@keyframes eqFade{ 0%,100%{ opacity:0.2; } 50%{ opacity:0.5; } }
.about-eq{ animation:eqFade 5.5s ease-in-out infinite; }

/* ==========================================================================
   TIER / PACKAGE CARDS
   ========================================================================== */
.tier-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
@media (max-width:920px){ .tier-grid{ grid-template-columns:1fr; } }
.tier-card{
  --tier:var(--accent);            /* one source for flag, bullets and hover shadow */
  background:var(--paper);
  padding:clamp(30px,3vw,44px);
  display:flex; flex-direction:column;
  position:relative;
  transition:background .28s var(--ease), color .28s var(--ease),
             transform .28s var(--ease), box-shadow .28s var(--ease);
}
.tier-card:nth-child(2){ --tier:var(--coral); }
.tier-card:nth-child(3){ --tier:var(--signal); }
.tier-card.is-mid{ background:var(--white); border-left:4px solid var(--coral); border-right:4px solid var(--coral); }

/* hover: the card lifts out of the grid in black, with an accent block shadow */
.tier-card:hover{
  background:var(--ink);
  color:var(--on-dark);
  transform:translate(-6px,-6px);
  box-shadow:12px 12px 0 0 var(--tier);
  z-index:3;
}
.tier-card:hover .h-md{ color:var(--on-dark); }
.tier-card:hover .tier-price{ color:var(--on-dark); }
.tier-card:hover .tier-price em{ color:var(--on-dark-soft); }
.tier-card:hover .tier-desc{ color:var(--on-dark-soft); }
.tier-card:hover .tier-includes{ border-top-color:var(--on-dark-line); }
.tier-card:hover .tier-list li{ color:var(--on-dark); }
.tier-card:hover .btn-ghost{ border-color:var(--on-dark-line); color:var(--on-dark); }
.tier-card:hover .btn-ghost:hover{ border-color:var(--on-dark); }
.tier-card:hover .btn-solid{ background:var(--on-dark); color:var(--ink); box-shadow:6px 6px 0 0 var(--tier); }
.tier-card:hover .btn-solid:hover{ background:var(--tier); color:var(--ink); box-shadow:12px 12px 0 0 var(--tier); }

.tier-card .tier-flag{
  font-family:var(--f-mono); font-size:12.5px; text-transform:uppercase; letter-spacing:.1em;
  color:var(--tier); margin-bottom:18px;
}
.tier-card .h-md{ text-transform:uppercase; transition:color .28s var(--ease); }
.tier-card .tier-price{
  margin-top:12px;
  font-family:var(--f-display); font-weight:700;
  font-size:clamp(1.5rem,2.2vw,2rem); line-height:1;
  transition:color .28s var(--ease);
}
.tier-card .tier-price em{
  display:block; margin-bottom:6px;
  font-family:var(--f-mono); font-style:normal; font-weight:400;
  font-size:11px; text-transform:uppercase; letter-spacing:.09em; color:var(--ink-soft);
  transition:color .28s var(--ease);
}
.tier-card .tier-desc{
  margin-top:18px; color:var(--ink-soft);
  font-family:var(--f-serif); font-weight:340; font-size:16.5px; line-height:1.48;
  min-height:76px; transition:color .28s var(--ease);
}
.tier-card .tier-includes{
  margin-top:26px; padding-top:22px; border-top:1px solid var(--line);
  font-family:var(--f-mono); font-size:12px; text-transform:uppercase; letter-spacing:.04em; color:var(--tier);
  transition:border-color .28s var(--ease);
}
.tier-list{ margin-top:18px; display:flex; flex-direction:column; gap:12px; flex:1; }
.tier-list li{
  display:flex; align-items:flex-start; gap:12px;
  font-family:var(--f-mono); font-size:14.5px; letter-spacing:.01em; line-height:1.45;
  transition:color .28s var(--ease);
}
.tier-list li::before{
  content:''; width:6px; height:6px; border-radius:50%;
  background:var(--tier); margin-top:6px; flex-shrink:0;
}
.tier-card .btn{ margin-top:30px; align-self:flex-start; }

/* attached under .tier-grid, sharing its border so it reads as part of the
   pricing block rather than a separate section floating below it */
/* the custom block is its own box now; a marker-style squiggle carries the eye
   down from the packages so it still reads as part of the same offer */
.tier-bridge{
  display:flex; align-items:center; justify-content:center; gap:14px;
  margin-top:40px; margin-bottom:6px; color:var(--coral);
}
.tier-bridge .bridge-label{
  font-family:var(--f-marker); font-size:clamp(1.2rem,1.8vw,1.6rem);
  transform:rotate(-4deg); white-space:nowrap;
}
.tier-bridge svg{ overflow:visible; }
.tier-custom{
  border:1px solid var(--line);
  margin-top:14px;
  padding:clamp(28px,3vw,42px) clamp(30px,3vw,44px);
  display:flex; justify-content:space-between; align-items:center;
  gap:30px; flex-wrap:wrap;
}
.tier-custom h3{ margin-top:12px; }
.tier-custom p{ margin-top:12px; max-width:58ch; color:var(--on-dark-soft); font-size:15.5px; line-height:1.55; }
.tier-card .tier-price .per{ font-size:0.44em; font-weight:600; color:var(--ink-soft); margin-left:6px; letter-spacing:.01em; }
.tier-card:hover .tier-price .per{ color:var(--on-dark-soft); }
.tier-note{
  margin-top:20px; max-width:70ch;
  font-family:var(--f-mono); font-size:13px; line-height:1.6; color:var(--ink-soft);
}


/* ==========================================================================
   JOURNEY STRIP
   ========================================================================== */
.journey-strip{
  display:flex; flex-wrap:wrap;
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
}
.journey-step{
  flex:1 1 190px;
  padding:40px 26px 44px;
  border-right:1px solid var(--line);
  position:relative;
  transition:background .3s var(--ease);
}
.journey-step:last-child{ border-right:none; }
.journey-step:hover{ background:var(--paper-alt); }
.journey-step .num{
  display:block; margin-bottom:14px;
  font-family:var(--f-mono); font-weight:600;
  font-size:clamp(25px,2.5vw,33px); letter-spacing:.01em;
  color:var(--accent);
}
.journey-step:nth-child(3n+2) .num{ color:var(--coral); }
.journey-step:nth-child(3n) .num{ color:var(--signal); }
.journey-step .jlabel{
  font-family:var(--f-display); font-weight:600; text-transform:uppercase;
  font-size:clamp(16px,1.5vw,19px); letter-spacing:0.01em;
}
.journey-step .jdesc{
  margin-top:10px;
  font-size:14.5px; line-height:1.55; color:var(--ink-soft);
}
.journey-step .arrow-sep{
  position:absolute; right:-11px; top:50%; transform:translateY(-50%);
  font-family:var(--f-mono); color:var(--ink-soft); z-index:2; background:var(--paper); padding:0 2px;
}
@media (max-width:700px){ .journey-step .arrow-sep{ display:none; } }

/* ==========================================================================
   CASE STUDY ROWS (results page)
   ========================================================================== */
.case-row{
  border-top:1px solid var(--line);
  padding:clamp(36px,4vw,56px) 0;
  display:grid;
  grid-template-columns:1.1fr 1fr;
  gap:clamp(24px,4vw,60px);
  align-items:center;
}
.case-row:last-of-type{ border-bottom:1px solid var(--line); }
@media (max-width:800px){ .case-row{ grid-template-columns:1fr; } }
.case-row .case-tag{ font-family:var(--f-mono); font-size:13px; color:var(--ink-soft); text-transform:uppercase; letter-spacing:.06em; }
.case-row h3{ margin-top:12px; }
.case-metrics{ display:grid; grid-template-columns:1fr 1fr; gap:22px 28px; }
.case-metric .m-val{ font-family:var(--f-serif); font-style:italic; font-weight:560; font-size:clamp(1.5rem,2.4vw,2.1rem); color:var(--accent); }
.case-metric:nth-child(2n) .m-val{ color:var(--coral); }
.case-metric .m-lbl{ font-family:var(--f-mono); font-size:12.5px; text-transform:uppercase; color:var(--ink-soft); margin-top:6px; letter-spacing:.035em; }

/* ==========================================================================
   FORM (apply)
   ========================================================================== */
.form-shell{ max-width:760px; }
.f-step{ display:none; }
.f-step.active{ display:block; }
.f-progress{
  display:flex; gap:6px; margin-bottom:50px;
}
.f-progress span{ height:2px; flex:1; background:var(--line); }
.f-progress span.done{ background:var(--accent); }
.f-progress span.active{ background:var(--ink); }

.f-field{ margin-bottom:40px; }
.f-field label{
  display:block;
  font-family:var(--f-mono);
  font-size:12.5px;
  text-transform:uppercase;
  letter-spacing:.06em;
  color:var(--accent);
  margin-bottom:10px;
}
.f-field .f-hint{
  font-family:var(--f-body);
  font-size:13.5px;
  color:var(--ink-soft);
  margin-bottom:12px;
  margin-top:-4px;
}
.f-field input[type=text],
.f-field input[type=email],
.f-field input[type=tel],
.f-field input[type=url]{
  width:100%;
  background:transparent;
  border:none;
  border-bottom:1px solid var(--line);
  padding:14px 2px;
  font-family:var(--f-display);
  font-size:clamp(1.2rem,2.2vw,1.7rem);
  color:var(--ink);
  transition:border-color .25s;
}
.f-field input:focus{ border-color:var(--ink); outline:none; }
.f-field input::placeholder{ color:var(--line); }

.f-options{ display:flex; flex-wrap:wrap; gap:12px; }
.f-opt{
  padding:14px 20px;
  border:1px solid var(--line);
  font-size:15px;
  cursor:pointer;
  transition:background .2s,border-color .2s,color .2s;
  user-select:none;
}
.f-opt:hover{ border-color:var(--ink); }
.f-opt.selected{ background:var(--ink); border-color:var(--ink); color:var(--paper); }
.f-opt input{ display:none; }

.f-nav{ display:flex; justify-content:space-between; align-items:center; margin-top:16px; }
.f-back{
  font-family:var(--f-mono); font-size:13px; text-transform:uppercase; letter-spacing:.05em; color:var(--ink-soft);
  opacity:0;
  pointer-events:none;
  transition:opacity .2s;
}
.f-back.show{ opacity:1; pointer-events:auto; }

.f-error{
  font-family:var(--f-mono); font-size:12.5px; color:#C42B1C; margin-top:10px; display:none;
}
.f-error.show{ display:block; }

.f-success{ display:none; text-align:center; padding:60px 0; }
.f-success.show{ display:block; }
.f-success .num{ display:block; margin-bottom:18px; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{
  background:var(--ink);
  color:var(--on-dark);
  padding-top:clamp(70px,10vw,130px);
}
.footer-top{
  display:flex; justify-content:space-between; align-items:flex-end; gap:40px; flex-wrap:wrap;
  padding-bottom:60px;
}
.footer-cta-label{ max-width:16ch; }
.footer-nav{
  display:grid;
  grid-template-columns:repeat(4,auto);
  gap:40px;
  padding:50px 0;
  border-top:1px solid var(--on-dark-line);
}
@media (max-width:760px){ .footer-nav{ grid-template-columns:repeat(2,1fr); } }
.footer-col h4{
  font-family:var(--f-mono); font-size:14px; text-transform:uppercase; letter-spacing:.08em; color:var(--on-dark-soft);
  margin-bottom:16px;
}
.footer-col ul{ display:flex; flex-direction:column; gap:11px; }
.footer-col a{ font-size:17px; transition:opacity .2s; }
.footer-col a:hover{ opacity:0.6; }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center; gap:20px; flex-wrap:wrap;
  padding:26px 0;
  border-top:1px solid var(--on-dark-line);
  font-family:var(--f-mono); font-size:11.5px; color:var(--on-dark-soft); letter-spacing:.03em;
}
.footer-wordmark{
  font-family:var(--f-display); font-weight:600;
  font-size:clamp(3rem,11.5vw,9.5rem);
  line-height:0.85;
  letter-spacing:-0.02em;
  text-transform:uppercase;
  margin:10px 0 0;
}

/* ==========================================================================
   UTILITIES
   ========================================================================== */
.center{ text-align:center; }
.mt-0{ margin-top:0 !important; }
.mx-auto{ margin-left:auto; margin-right:auto; }
.brackets{ font-family:var(--f-mono); }
.only-mobile{ display:none; }
@media (max-width:900px){
  .main-nav .nav-links, .nav-cta .btn-ghost{ display:none; }
  .nav-toggle{ display:flex; }
  .only-mobile{ display:block; }
}

/* ==========================================================================
   CASE STUDIES v2 (results page) — logo panel + stat tiles + story
   ========================================================================== */
.cs-list{ border-top:1px solid var(--line); }
.cs{
  --cs:var(--accent); --cs2:var(--ink);
  display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:clamp(28px,5vw,80px);
  padding:clamp(44px,6vw,88px) 0;
  border-bottom:1px solid var(--line);
  align-items:start;
}
@media (max-width:860px){ .cs{ grid-template-columns:1fr; } }

.cs-panel{
  position:relative; aspect-ratio:16/10;
  background:
    linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px) 0 0/36px 36px,
    linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px) 0 0/36px 36px,
    var(--cs);
  display:flex; align-items:center; justify-content:center;
  overflow:hidden;
  box-shadow:var(--shadow-off) var(--shadow-off) 0 0 var(--cs2);
  border:1px solid var(--ink);
}
.cs-panel img{
  max-width:58%; max-height:48%; width:auto; height:auto;
  filter:brightness(0) invert(1);
  transition:transform .6s var(--ease);
}
.cs:hover .cs-panel img{ transform:scale(1.05); }
.cs-panel-tag, .cs-panel-foot{
  position:absolute; left:18px;
  font-family:var(--f-mono); font-size:12px; letter-spacing:.08em; text-transform:uppercase;
  color:rgba(255,255,255,.72);
}
.cs-panel-tag{ top:16px; }
.cs-panel-foot{ bottom:16px; }

.cs-tiles{ display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-top:22px; }
.cs-tile{
  background:var(--white); border:1px solid var(--line);
  padding:18px 18px 16px;
  transition:border-color .3s var(--ease), transform .3s var(--ease);
}
.cs-tile:hover{ border-color:var(--ink); transform:translateY(-2px); }
.cs-tile .m-val{
  font-family:var(--f-serif); font-style:italic; font-weight:560;
  font-size:clamp(1.9rem,3vw,2.6rem); line-height:1; color:var(--accent);
}
.cs-tile:nth-child(2n) .m-val{ color:var(--coral); }
.cs-tile .m-lbl{
  font-family:var(--f-mono); font-size:12.5px; text-transform:uppercase;
  color:var(--ink-soft); margin-top:10px; letter-spacing:.04em; line-height:1.45;
}

.cs-title{ display:flex; align-items:baseline; gap:16px; }
.cs-num{
  font-family:var(--f-display); font-weight:700; line-height:.8;
  font-size:clamp(3.6rem,7vw,6rem); color:var(--ink); opacity:.13;
  letter-spacing:-.04em;
}
.cs-tag{
  display:block; margin-top:10px;
  font-family:var(--f-mono); font-size:12.5px; color:var(--ink-soft);
  text-transform:uppercase; letter-spacing:.06em;
}
.cs-block{ margin-top:clamp(26px,3vw,38px); }
.cs-label{
  display:flex; align-items:center; gap:12px;
  font-family:var(--f-mono); font-size:12px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--ink-soft); margin-bottom:12px;
}
.cs-label::before{ content:""; width:28px; height:2px; background:var(--cs2); }
.cs-problem{
  font-family:var(--f-display); font-weight:600;
  font-size:clamp(1.35rem,2.1vw,1.8rem); line-height:1.2; letter-spacing:-.01em;
  color:var(--ink); max-width:26ch;
}
.cs-block .body-lg{ margin:0; }
@media (max-width:860px){ .cs-body{ order:-1; } .cs-panel{ box-shadow:5px 5px 0 0 var(--cs2); } }