/* ===================================================================
   UX_Portfolio_V5 — Shared stylesheet
   Font: tt-commons-pro (Typekit) — weights 400 / 700 only (no native 500)
   Base font-size: 17px
=================================================================== */

:root{
  /* ---- Color tokens ---- */
  --color-bg:         #ffffff;
  --color-nav:        #0a0a0a;
  --color-footer:     #f1f0ee;
  --color-text:       #131313;
  --color-text-soft:  #5c5c5c;
  --color-text-faint: #8a8a8a;
  --color-line:       rgba(19,19,19,0.10);
  --color-surface:    #f4f4f3;

  /* ---- Spacing scale (8pt grid) ---- */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-6: 24px;
  --sp-8: 32px;
  --sp-10: 40px;
  --sp-12: 48px;
  --sp-16: 64px;
  --sp-24: 96px;
  --sp-32: 128px;

  /* ---- Type scale (root = 17px; rem keeps these anchored to the
     root font-size instead of compounding off body's own font-size) ---- */
  --fs-h1:   3rem;                                   /* 51px  */
  --fs-h2:   clamp(2.6rem, 1.6rem + 3.2vw, 3.5rem);   /* 59.5px */
  --fs-h3:   clamp(1.7rem, 1.2rem + 1.8vw, 2.3rem);   /* 39.1px */
  --fs-h4:   1.45rem;                                 /* 24.65px */
  --fs-h5:   1rem;                                    /* 17px  */
  --fs-body: 1.15rem;                                 /* 19.55px */
  --fs-caption: 0.8rem;                               /* 13.6px */

  --font-display: "tt-commons-pro", "TT Commons", -apple-system, sans-serif;
  --font-body:    "tt-commons-pro", "TT Commons", -apple-system, sans-serif;

  --container: 1280px;
  --gutter: 32px;
  --content: 840px;
  --content-gutter: 40px;
}

/* ---- Dark theme token overrides ---- */
html[data-theme="dark"]{
  --color-bg:         #111111;
  --color-footer:     #1a1a1a;
  --color-text:       #f2f2f2;
  --color-text-soft:  #a8a8a8;
  --color-text-faint: #6f6f6f;
  --color-line:       rgba(255,255,255,0.12);
  --color-surface:    #1c1c1c;
}
html[data-theme="dark"] .btn-primary{ background: var(--color-text); color: var(--color-bg); }
html[data-theme="dark"] .btn-ghost{ border-color: #fff; }
html[data-theme="dark"] .btn-ghost:hover{ background: rgba(255,255,255,0.06); }
html[data-theme="dark"] .hero-logos img{ filter: brightness(0) invert(1); }
html[data-theme="dark"] .t-card{ background: #1a1a1a; }

/* Project image containers keep their light background in dark mode (see above) —
   force their text back to a dark color so it stays legible against it. */
html[data-theme="dark"] .cs-image,
html[data-theme="dark"] .cs-cover,
html[data-theme="dark"] .cs-solution-frame{
  color: #131313;
}
html[data-theme="dark"] :is(.cs-image, .cs-cover, .cs-solution-frame) :is(.cs-subbody, .cs-image-heading, .cs-image-caption, .cs-image-row-caption, .cs-doc-pointer p){
  color: #131313;
}

/* About page photo captions: keep the caption strip's light background and
   force its text dark so it stays legible in dark mode. */
html[data-theme="dark"] .about-image{ background: #f1f0ee; }
html[data-theme="dark"] .about-image-caption{ color: #131313; }

*{ margin:0; padding:0; box-sizing:border-box; }

html{ scroll-behavior:smooth; font-size:17px; }

body{
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.3;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color .15s ease, color .15s ease;
}

a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
video{ max-width:100%; display:block; }
ul{ list-style:none; }

h1,h2,h3,h4,h5{ font-family: var(--font-display); }

h1{ font-size: var(--fs-h1); font-weight:700; line-height:1.1; letter-spacing:-0.02em; }
h2{ font-size: var(--fs-h2); font-weight:500; line-height:1.08; letter-spacing:-0.01em; }
h3{ font-size: var(--fs-h3); font-weight:500; line-height:1.2; }
h4{ font-size: var(--fs-h4); font-weight:500; line-height:1.2; }
h5{ font-size: var(--fs-h5); font-weight:400; line-height:1.3; }
p{ font-size: var(--fs-body); font-weight:400; line-height:1.3; }

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

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

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

/* ============ SKIP LINK ============ */
.skip-link{
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--color-text);
  color: var(--color-bg);
  padding: var(--sp-3) var(--sp-6);
  border-radius: 0 0 6px 0;
}
.skip-link:focus{ left: 0; }

/* ============ NAV ============ */
.nav{
  background: var(--color-nav);
  color: #fff;
  position: sticky;
  top: 0;
  z-index: 100;
}
.nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height: 76px;
}
.nav-brand{
  display:flex;
  align-items:center;
  gap: var(--sp-3);
  font-weight:700;
  font-size: var(--fs-body);
}
.nav-brand img{
  height: 38px;
  width: 38px;
  border-radius: 8px;
  object-fit: cover;
}
.nav-links{
  display:flex;
  align-items:center;
  gap: var(--sp-8);
}
.nav-links a{
  font-size: var(--fs-caption);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.72);
  transition: color .2s ease;
}
.nav-links a:hover{ color:#fff; }

.theme-toggle{
  display:flex;
  align-items:center;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
}
.theme-toggle-track{
  position: relative;
  display:block;
  width: 44px;
  height: 24px;
  border-radius: 999px;
  background: rgba(255,255,255,0.16);
  transition: background-color .2s ease;
}
.theme-toggle:hover .theme-toggle-track{ background: rgba(255,255,255,0.24); }
.theme-toggle-track svg{
  position: absolute;
  top: 50%;
  width: 12px;
  height: 12px;
  transform: translateY(-50%);
  color: rgba(255,255,255,0.6);
}
.theme-toggle-track .icon-sun{ left: 5px; }
.theme-toggle-track .icon-moon{ right: 5px; }
.theme-toggle-thumb{
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,0.3);
  transition: transform .25s ease;
}
html[data-theme="dark"] .theme-toggle-thumb{ transform: translateX(20px); }

/* ============ BUTTONS / PILLS ============ */
.btn{
  display:inline-flex;
  align-items:center;
  gap: var(--sp-2);
  padding: 14px 26px;
  border-radius: 999px;
  font-size: var(--fs-body);
  font-weight: 700;
  transition: transform .2s ease, background .2s ease, background-color .15s ease, color .15s ease;
}
.btn-primary{ background: var(--color-nav); color:#fff; }
.btn-primary:hover{ transform: translateY(-2px); }
.btn-ghost{ border: 1px solid #131313; color: var(--color-text); }
.btn-ghost:hover{ background: #f6f6f5; }

/* ============ HERO (homepage) ============ */
.hero{
  max-width: 1100px;
  margin: 0 auto;
  padding-top: var(--sp-24);
  padding-bottom: var(--sp-16);
}
.hero-eyebrow{
  font-size: var(--fs-caption);
  letter-spacing: 0.02em;
  color: var(--color-text-soft);
  margin-bottom: var(--sp-3);
}
.hero h1{ max-width: 20ch; margin-bottom: var(--sp-6); }
.hero-sub{
  font-size: var(--fs-body);
  color: var(--color-text-soft);
  max-width: 46ch;
  margin-bottom: var(--sp-8);
}
.hero-logos{
  display:flex;
  align-items:center;
  gap: var(--sp-6);
  margin-bottom: var(--sp-8);
  flex-wrap: wrap;
}
.hero-logos img{ height: 20px; width:auto; opacity:.85; }
.hero-logos img[alt="Walmart"]{ height: 32px; }
.hero-actions{ display:flex; gap: var(--sp-4); flex-wrap: wrap; }

.hero-grid{
  display:flex;
  align-items:stretch;
  gap: var(--sp-12);
}
.hero-text{ flex: 1 1 480px; min-width:0; }
.hero-media{
  flex: 0 0 260px;
  display:flex;
  align-items:stretch;
  justify-content:flex-end;
}
.hero-media img{
  width:100%;
  height:100%;
  object-fit:contain;
}

.hero-tools{
  margin-top: var(--sp-16);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--color-line);
  display:flex;
  align-items:center;
  gap: var(--sp-6);
  flex-wrap:wrap;
}
.hero-tools-label{
  font-size: var(--fs-caption);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}
.hero-tools-icons{ display:flex; align-items:center; gap: var(--sp-6); flex-wrap: wrap; }
.hero-tools-icons img{ height:20px; width:auto; opacity:.8; }
html[data-theme="dark"] .hero-tools-icons img[src$=".svg"],
html[data-theme="dark"] .hero-tools-icons img[src$=".png"]{ filter: invert(1); }

/* ============ TOOLTIPS ============ */
.has-tooltip{ position: relative; display: inline-flex; align-items:center; }
.has-tooltip::after{
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  background: var(--color-nav);
  color: #fff;
  font-size: var(--fs-caption);
  font-weight: 500;
  white-space: nowrap;
  padding: 4px 10px;
  border-radius: 6px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .15s ease, transform .15s ease;
  z-index: 10;
}
.has-tooltip::before{
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(4px);
  border: 5px solid transparent;
  border-top-color: var(--color-nav);
  margin-bottom: -2px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .15s ease, transform .15s ease;
  z-index: 10;
}
.has-tooltip:hover::after,
.has-tooltip:hover::before{
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ============ SECTION HEAD ============ */
.section-head{ margin-bottom: var(--sp-16); max-width: 56ch; }

/* ============ PROJECT CARDS (homepage) ============ */
.work{ padding-top: var(--sp-16); padding-bottom: var(--sp-24); }
.work .section-head h2{
  font-size: var(--fs-h3);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: 0;
}
.project{
  padding-top: var(--sp-16);
  padding-bottom: var(--sp-16);
  border-top: 1px solid var(--color-line);
}
.project:first-of-type{ border-top: none; padding-top: 0; }

.project-grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: var(--sp-16);
  align-items:center;
}
.project-media{
  border-radius: 8px;
  overflow:hidden;
  aspect-ratio: 446/304;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  transition: background-color .15s ease, border-color .15s ease;
}
.project-media img{ width:100%; height:100%; object-fit:cover; }
.project-media--contain{ padding: var(--sp-6); }
.project-media--contain img{ object-fit: contain; }
.project-title{ font-size: var(--fs-h4); font-weight:500; line-height:1.2; margin-bottom: var(--sp-3); }
.project-desc{ color: var(--color-text-soft); font-size: var(--fs-body); max-width: 60ch; margin-bottom: var(--sp-6); }
.project-cta{
  display:inline-flex;
  align-items:center;
  gap: var(--sp-2);
  font-weight: 700;
  font-size: var(--fs-body);
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 4px;
}
.project-cta svg{ transition: transform .2s ease; }
.project-cta:hover svg{ transform: translateX(4px); }

/* ============ AI PLAYGROUND (homepage) ============ */
.ai-playground{
  padding-top: var(--sp-16);
  padding-bottom: var(--sp-24);
  border-top: 1px solid var(--color-line);
}
.ai-playground .section-head h2{
  font-size: var(--fs-h3);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: 0;
}
.section-desc{
  color: var(--color-text-soft);
  font-size: var(--fs-body);
  margin-top: var(--sp-3);
}
.ai-playground .project-media{ background: #fff; }
.ai-playground-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
}
.ai-playground .project{ padding-top:0; padding-bottom:0; border-top:none; }
.ai-playground .project-grid{
  display:flex;
  flex-direction:column;
  gap: var(--sp-6);
}
.platform-label{
  display: inline-block;
  padding: var(--sp-2) var(--sp-4);
  border-radius: 999px;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  color: var(--color-text-soft);
  font-size: var(--fs-caption);
  font-weight: 600;
}

/* ============ TESTIMONIALS ============ */
.testimonials{ background: var(--color-footer); padding-top: var(--sp-24); padding-bottom: var(--sp-24); }
.t-grid{ display:flex; flex-direction:column; gap: var(--sp-4); }
.t-card{
  background:#fff;
  border-radius: 16px;
  padding: var(--sp-8);
  border: 1px solid var(--color-line);
  display:flex;
  flex-direction:row;
  align-items:center;
  gap: var(--sp-8);
  transition: background-color .15s ease, border-color .15s ease;
}
.t-quote{ flex:1; font-size: 0.95em; line-height: 1.6; }
.t-meta{ flex-shrink:0; width: 220px; text-align:right; }
.t-name{ font-weight:700; font-size: var(--fs-body); }
.t-role{ font-size: var(--fs-caption); color: var(--color-text-soft); margin-top: 2px; }

/* ============ CONTACT ============ */
.contact{ padding-top: var(--sp-24); padding-bottom: var(--sp-24); }
.contact-inner{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items:center;
}
.contact h2{
  font-size: var(--fs-h3);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: 0;
  margin-bottom: var(--sp-4);
}
.contact p{ color: var(--color-text-soft); font-size: var(--fs-body); max-width: 42ch; }
.contact-right{ display:flex; flex-direction:column; align-items:flex-start; justify-content:center; gap: var(--sp-3); }
.contact-email{ font-size: var(--fs-h4); font-weight:700; border-bottom: 2px solid var(--color-text); padding-bottom: var(--sp-1); }
.contact-links{ display:flex; gap: var(--sp-6); }
.contact-links a{
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-soft);
}
.contact-links a:hover{ color: var(--color-text); }

/* ============ FOOTER ============ */
.footer{
  background: var(--color-footer);
  border-top: 1px solid var(--color-line);
  padding-top: var(--sp-6);
  padding-bottom: var(--sp-6);
  transition: background-color .15s ease, border-color .15s ease;
}
.footer-inner{
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap: wrap;
  gap: var(--sp-3);
}
.footer-copy{ font-size: var(--fs-caption); color: var(--color-text-soft); }
.footer-meta{ display:flex; align-items:center; gap: var(--sp-6); flex-wrap: wrap; }
.footer-a11y{ font-size: var(--fs-caption); color: var(--color-text-soft); }

/* ============ ABOUT PAGE ============ */
.about-hero{ padding-top: var(--sp-24); padding-bottom: var(--sp-16); }
.about-hero h1{ margin-bottom: var(--sp-8); }
.about-hero h2{ font-size: var(--fs-h5); font-weight:700; color: var(--color-text); margin-bottom: var(--sp-6); max-width: 58ch; }
.about-hero p{ color: var(--color-text-soft); max-width: 66ch; margin-bottom: var(--sp-4); }
.about-images{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
  margin-top: var(--sp-16);
}
.about-image{
  margin:0;
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-footer);
  border: 1px solid var(--color-line);
  transition: background-color .15s ease, border-color .15s ease;
}
.about-image-large{
  grid-column: 1 / -1;
}
.about-image-large img{
  aspect-ratio: 16/9;
}
.about-image img{
  display:block;
  width:100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}
.about-image-caption{
  margin:0;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-caption);
  color: var(--color-text-soft);
}
.cs-other-projects a{
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
}
.cs-other-projects a:hover{ text-decoration: underline; }
.cs-other-projects{
  display:flex;
  gap: var(--sp-3) var(--sp-8);
  flex-wrap: wrap;
  justify-content:center;
  margin-top: var(--sp-16);
}

/* ============ CASE STUDY PAGES ============ */
.cs-hero{ padding-top: var(--sp-24); padding-bottom: var(--sp-12); }
.cs-hero h1{ max-width: 26ch; margin-bottom: var(--sp-16); }
.cs-meta{
  display:flex;
  gap: var(--sp-24);
  padding-top: var(--sp-8);
  border-top: 1px solid var(--color-line);
}
.cs-meta-item{ min-width:150px; }
.cs-meta-label{
  font-size: var(--fs-caption);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  margin-bottom: var(--sp-2);
}
.cs-meta-value{ font-size: var(--fs-body); font-weight: 700; }
.cs-summary{ font-size: var(--fs-body); color: var(--color-text-soft); max-width: 70ch; margin-top: var(--sp-8); }

.cs-cover{
  border-radius: 8px;
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  margin-top: var(--sp-16);
  transition: background-color .15s ease, border-color .15s ease;
}
.cs-cover img{ width:100%; display:block; }

.ai-hero-grid{
  display:grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: var(--sp-16);
  align-items:start;
}
.ai-hero-media{
  transition: background-color .15s ease, border-color .15s ease;
}
.ai-hero-media img{ width:100%; display:block; }
.ai-hero-copy h1{ margin-bottom: var(--sp-8); }

.page-ai-playground .cs-image{
  background: var(--color-bg);
  border:none;
  padding:0;
  border-radius:0;
}
.page-ai-playground .cs-image img{ border-radius:0; }
.page-ai-playground .cs-image .theme-dark-only{ display:none; }
html[data-theme="dark"] .page-ai-playground .cs-image .theme-light-only{ display:none; }
html[data-theme="dark"] .page-ai-playground .cs-image .theme-dark-only{ display:block; }

.cs-section{
  padding-top: var(--sp-16);
  padding-bottom: var(--sp-16);
  border-top: 1px solid var(--color-line);
}
.cs-hero + .cs-section{
  border-top: none;
  padding-top: var(--sp-16);
}
.cs-section-label{ font-size: var(--fs-h3); font-weight:500; line-height:1.2; margin-bottom: var(--sp-6); }
.cs-section-body{ font-size: var(--fs-body); color: var(--color-text-soft); max-width: 70ch; margin-bottom: var(--sp-12); }

.cs-subhead{ font-size: var(--fs-h4); font-weight:500; line-height:1.2; margin-top: var(--sp-16); margin-bottom: var(--sp-3); }
.cs-subbody{ font-size: var(--fs-body); color: var(--color-text-soft); max-width: 70ch; margin-bottom: var(--sp-8); }

.cs-callout{
  border-left: 2px solid var(--color-text);
  padding-left: var(--sp-6);
  margin: var(--sp-8) 0;
  max-width: 70ch;
}
.cs-callout p{ font-size: var(--fs-body); }

.cs-image{
  border-radius: 8px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  margin-bottom: var(--sp-3);
  padding: var(--sp-6);
  transition: background-color .15s ease, border-color .15s ease;
}
.cs-image img{ width:100%; display:block; border-radius: 8px; }
.cs-image video{ width:100%; display:block; border-radius: 8px; }
.cs-image-caption{
  font-size: var(--fs-caption);
  color: var(--color-text-soft);
  margin-bottom: var(--sp-8);
  max-width: 70ch;
}

.cs-image-heading{ font-weight:700; font-size: var(--fs-body); line-height:1.3; color: var(--color-text); margin-bottom: var(--sp-2); }
.cs-image-block{ margin-bottom: var(--sp-10); }
.cs-image-block:last-child{ margin-bottom:0; }
.cs-image-block .cs-image-caption{ margin-bottom: var(--sp-4); }
.cs-image-row{ display:flex; gap: var(--sp-6); }
.cs-image-row > div{ flex:1; min-width:0; }
.cs-image-row img{ width:100%; display:block; border-radius:8px; }
.cs-image-row-caption{ font-size: var(--fs-caption); color: var(--color-text-soft); text-align:center; margin-top: var(--sp-2); }
.cs-image-row--equal > div{ display:flex; }
.cs-image-row--equal img{ height:100%; object-fit:cover; }

.cs-images--2col{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-6);
}

.cs-video-col{ display:flex; flex-direction:column; align-items:center; gap: var(--sp-16); padding: var(--sp-8) 0; }
.cs-video-wrap{ position:relative; display:block; max-width:100%; }
.cs-video-wrap video{ display:block; }
.cs-video-toggle{
  position:absolute;
  bottom: var(--sp-3);
  right: var(--sp-3);
  width:32px;
  height:32px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:none;
  border-radius:50%;
  background: rgba(10,10,10,0.65);
  color:#fff;
  cursor:pointer;
}
.cs-video-toggle:hover{ background: rgba(10,10,10,0.85); }
.cs-video-toggle svg{ width:14px; height:14px; }
.cs-image video.cs-video-om{ width:100%; max-width:640px; }
.cs-image video.cs-video-checkout{ width:220px; }

/* Doc Pointer annotation component (Figma callout pattern) */
.cs-doc-pointer{ display:flex; align-items:center; gap: var(--sp-3); }
.cs-doc-pointer-line{ width:20px; height:1px; background: var(--color-text-faint); flex-shrink:0; }
.cs-doc-pointer p{ font-size: var(--fs-caption); color: var(--color-text-soft); line-height:1.3; margin:0; }

.cs-annotated-frame{ display:flex; align-items:center; justify-content:center; gap: var(--sp-10); }
.cs-annotated-frame img{ max-width:280px; flex-shrink:0; width:auto; }
.cs-doc-pointer-col{ display:flex; flex-direction:column; justify-content:center; gap: var(--sp-10); flex:1; max-width:220px; }

.cs-stage-labels{ display:flex; justify-content:space-between; gap: var(--sp-4); margin-top: var(--sp-3); }
.cs-stage-labels p{ font-size: var(--fs-caption); color: var(--color-text-soft); text-align:center; flex:1; margin:0; }

/* Page-specific Image container tints (matching Figma source file) */
.page-item-management .cs-image{ background:#f1f0ee; }

.cs-iterations-row{ display:flex; align-items:flex-start; gap: var(--sp-6); }
.cs-iterations-col{ display:flex; flex-direction:column; gap: var(--sp-6); flex:1 1 0; min-width:0; }
.cs-iterations-tall{ flex:0 0 auto; width:53%; min-width:0; }
.cs-iterations-tall img{ width:100%; height:auto; display:block; }

/* Unified container for Design Solution content (item-management.html) */
.page-item-management .cs-solution-frame{
  background:#f1f0ee;
  border:1px solid var(--color-line);
  border-radius:12px;
  padding: var(--sp-10);
  margin-top: var(--sp-8);
}
.cs-frame-img{
  margin-bottom: var(--sp-3);
  padding: var(--sp-2);
}
.cs-frame-img img,
.cs-frame-img video{ width:100%; display:block; border-radius:0; }
.cs-frame-img--last{ margin-bottom:0; }

.page-item-management .cs-seg-item{ display:flex; align-items:flex-start; gap: var(--sp-8); margin-bottom: var(--sp-8); }
.page-item-management .cs-doc-pointer{ flex:0 0 180px; align-items:center; }
.page-item-management .cs-seg-img{ flex:1; min-width:0; width:100%; display:block; border-radius:0; }
.page-item-management .cs-seg-img-stack{ flex:1; display:flex; flex-direction:column; gap: var(--sp-4); }
.page-rxtogo .cs-image{ background:#efe6d8; }
.page-rxtogo .cs-image-caption{ max-width:none; }

.page-rxtogo .cs-image--connexus{ padding: var(--sp-10) var(--sp-16); }
.page-rxtogo .cs-image--problems{ padding: var(--sp-10) var(--sp-16); }
.page-rxtogo .cs-image--primary-tasks{ padding: var(--sp-10) var(--sp-16); }
.page-rxtogo .cs-doc-pointer-col--narrow{ flex:0 0 auto; width:110px; max-width:110px; }
.page-rxtogo .cs-tabs-row{ align-items:flex-start; }
.page-rxtogo .cs-tabs-group{ display:flex; flex-direction:column; align-items:center; gap:var(--sp-2); flex:0 0 auto; }
.page-rxtogo .cs-tabs-img{ height:200px; width:auto; max-width:none; display:block; border-radius:0; }
.page-rxtogo .cs-image--connexus .cs-image-caption{ margin-bottom: var(--sp-6); }
.page-rxtogo .cs-connexus-note{ margin-top: var(--sp-4); margin-bottom:0; }

/* Production (desktop) markup for Connexus / POS-GoLocal, restored for the desktop-only blocks */
.page-rxtogo .cs-connexus-frame{ display:flex; align-items:flex-start; gap: var(--sp-2); }
.page-rxtogo .cs-connexus-frame img{ width:66%; }
.page-rxtogo .cs-connexus-frame .cs-doc-pointer{ flex:0 1 auto; max-width:200px; }
.page-rxtogo .cs-tabs-row.cs-tabs-row--legacy{ align-items:center; }
.page-rxtogo .cs-tabs-group.cs-tabs-group--legacy{ flex-direction:row; align-items:center; }

/* Mobile-only vs desktop-only content toggle, matching the site's 900px breakpoint */
@media (min-width:901px){
  .page-rxtogo .cs-mobile-only{ display:none; }
}
@media (max-width:900px){
  .page-rxtogo .cs-desktop-only{ display:none; }
}

.page-rxtogo .cs-carousel-wrap{ position:relative; }
.page-rxtogo .cs-carousel{ overflow-x:auto; overflow-y:hidden; -webkit-overflow-scrolling:touch; scroll-snap-type: x proximity; border-radius:8px; scrollbar-width:none; -ms-overflow-style:none; }
.page-rxtogo .cs-carousel::-webkit-scrollbar{ display:none; }
.page-rxtogo .cs-carousel:focus-visible{ outline:2px solid var(--color-text); outline-offset:2px; }
.page-rxtogo .cs-carousel img{ display:block; width:auto; max-width:none; height:220px; border-radius:0; scroll-snap-align:start; }
.page-rxtogo .cs-carousel-arrow{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  width:32px;
  height:32px;
  display:flex;
  align-items:center;
  justify-content:center;
  border:none;
  border-radius:50%;
  background: rgba(10,10,10,0.65);
  color:#fff;
  cursor:pointer;
}
.page-rxtogo .cs-carousel-arrow:hover{ background: rgba(10,10,10,0.85); }
.page-rxtogo .cs-carousel-arrow svg{ width:14px; height:14px; }
.page-rxtogo .cs-carousel-arrow--prev{ left: var(--sp-3); }
.page-rxtogo .cs-carousel-arrow--next{ right: var(--sp-3); }
.page-rxtogo .cs-carousel-arrow[disabled]{ opacity:0.35; cursor:default; pointer-events:none; }
.page-rxtogo .cs-carousel-hint{ margin-top: var(--sp-2); }

.page-rxtogo .cs-annotated-frame--order-page{ align-items:stretch; gap: var(--sp-2); }
.page-rxtogo .cs-annotated-frame--order-page .cs-doc-pointer-col{ position:relative; width:190px; max-width:190px; flex:0 0 190px; gap:0; }
.page-rxtogo .cs-annotated-frame--order-page .cs-doc-pointer{ position:absolute; left:0; right:0; transform:translateY(-50%); }
.page-rxtogo .cs-annotated-frame--order-page .cs-doc-pointer-line{ width:28px; flex:0 0 28px; }

.page-rxtogo .cs-nav-frame{ flex-direction:column; align-items:stretch; justify-content:flex-start; }
.page-rxtogo .cs-nav-row{ display:flex; align-items:center; gap: var(--sp-2); }
.page-rxtogo .cs-nav-row--main{ margin-top: var(--sp-4); }
.page-rxtogo .cs-nav-label{ flex-shrink:0; width:120px; }
.page-rxtogo .cs-nav-img{ height:260px; width:auto; flex-shrink:0; display:block; border-radius:8px; }
.page-rxtogo .cs-nav-img--flex{ height:auto; flex:1; min-width:0; width:auto; max-width:none; }
.page-rxtogo .cs-nav-img--wide{ max-width:none; }

.page-rxtogo .cs-primary-frame{ gap: var(--sp-2); }
.page-rxtogo .cs-primary-img{ height:320px; width:180px; max-width:none; flex-shrink:0; object-fit:cover; }
.page-rxtogo .cs-doc-pointer--right p{ text-align:right; }

.page-rxtogo .cs-image img,
.page-rxtogo .cs-image video,
.page-rxtogo .cs-image-row img{ border-radius:0; }

.page-allocatr .cs-image-caption{ text-align:center; margin-left:auto; margin-right:auto; }
.page-allocatr .cs-image-block .cs-image-caption{ margin-bottom: var(--sp-8); text-align:center; margin-left:auto; margin-right:auto; }
.page-allocatr #result .cs-stat{ border-left:2px solid var(--color-text); padding-left:var(--sp-4); }
.page-allocatr .cs-cover{ background:#F0F9FA; }
.page-allocatr .cs-image{ background:#F0F9FA; }
.page-allocatr .cs-image-block{ margin-bottom: var(--sp-8); }
.page-allocatr .cs-image-block:last-child{ margin-bottom:0; }
.page-allocatr .cs-image img,
.page-allocatr .cs-image video,
.page-allocatr .cs-image-row img{ border-radius:0; }
.page-allocatr #result .cs-stat-row{ display:grid; grid-template-columns: 1fr 1fr; gap: var(--sp-16); }
.page-allocatr #result .cs-stat{ min-width:0; }

.cs-stat-row{ display:flex; gap: var(--sp-16); flex-wrap: wrap; margin-top: var(--sp-8); }
.cs-stat{ min-width: 220px; }
.cs-stat-number{ font-family: var(--font-display); font-size: 2.5em; font-weight:700; line-height:1; margin-bottom: var(--sp-2); }
.cs-stat-label{ font-size: var(--fs-body); color: var(--color-text-soft); }

.cs-list{ margin-top: var(--sp-4); }
.cs-list li{
  font-size: var(--fs-body);
  color: var(--color-text-soft);
  padding: var(--sp-3) 0;
  border-top: 1px solid var(--color-line);
}
.cs-list li:first-child{ border-top:none; }
.cs-list li strong{ color: var(--color-text); font-weight:700; }

.cs-list--numbered{
  list-style: decimal;
  padding-left: 30px;
}
.cs-list--numbered li{
  padding: 0;
  margin-bottom: var(--sp-3);
  border-top: none;
}
.cs-list--numbered li:last-child{ margin-bottom:0; }

.cs-list--bulleted{
  list-style: disc;
  padding-left: 1.25em;
}
.cs-list--bulleted li{
  padding: 0;
  margin-bottom: var(--sp-3);
  border-top: none;
}
.cs-list--bulleted li:last-child{ margin-bottom:0; }

.cs-closing{ padding-top: var(--sp-24); padding-bottom: var(--sp-24); border-top: 1px solid var(--color-line); text-align:center; }
.cs-closing h2{ font-size: var(--fs-h3); font-weight:600; margin-bottom: var(--sp-2); }
.cs-closing-link{ display:block; font-size: var(--fs-h3); font-weight:600; color: var(--color-text); text-decoration:none; }

.cs-toc{
  position: fixed;
  left: var(--sp-8);
  top: 50%;
  transform: translateY(-50%);
  display:flex;
  flex-direction:column;
  gap: var(--sp-3);
  z-index: 20;
}
.cs-toc a{
  position:relative;
  display:block;
  padding-left: var(--sp-6);
  font-size: var(--fs-caption);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-soft);
  text-decoration:none;
  transition: color 0.2s ease;
}
.cs-toc a::before{
  content:"";
  position:absolute;
  left:0;
  top:50%;
  transform: translateY(-50%);
  width:2px;
  height:14px;
  background: var(--color-line);
  transition: background 0.2s ease, height 0.2s ease;
}
.cs-toc a:hover{ color: var(--color-text-soft); }
.cs-toc a.active{ color: var(--color-text); }
.cs-toc a.active::before{ background: var(--color-text); height:20px; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1150px){
  .cs-toc{ display:none; }
}

@media (max-width: 900px){
  .hero-grid{ flex-direction:column; }
  .hero-media{ flex:0 0 auto; justify-content:center; order:-1; }
  .hero-media img{ width:180px; height:180px; object-fit:contain; }
  .project-grid{ grid-template-columns: 1fr; }
  .ai-hero-grid{ grid-template-columns: 1fr; }
  .ai-playground-grid{ grid-template-columns: 1fr; }
  .t-card{ flex-direction:column; align-items:flex-start; }
  .t-meta{ width:auto; text-align:left; }
  .contact-inner{ grid-template-columns: 1fr; align-items:start; }
  .about-images{ grid-template-columns: 1fr; }
  .cs-images--2col{ grid-template-columns: 1fr; }
  .cs-image-row{ flex-direction:column; }
  .cs-meta{ gap: var(--sp-8); flex-wrap: wrap; }
  .page-allocatr #result .cs-stat-row{ grid-template-columns: 1fr; }
  .cs-annotated-frame{ flex-direction:column; }
  .cs-doc-pointer-col{ max-width:none; width:100%; }
  .page-rxtogo .cs-annotated-frame--order-page .cs-doc-pointer-col{ position:static; width:100%; flex:none; gap:var(--sp-3); }
  .page-rxtogo .cs-annotated-frame--order-page .cs-doc-pointer{ position:static; transform:none; flex-direction:row; align-items:flex-start; justify-content:flex-start; }
  .page-rxtogo .cs-annotated-frame--order-page .cs-doc-pointer-line{ display:none; }
  .page-rxtogo .cs-annotated-frame--order-page .cs-doc-pointer p{ text-align:left; font-size:0.7rem; }
  .page-rxtogo .cs-annotated-frame--order-page .cs-doc-pointer p::before{ content:"• "; }
  .page-rxtogo .cs-tabs-row{ gap: var(--sp-8); }
  .page-rxtogo .cs-tabs-img{ height:auto; width:100%; max-width:280px; }
  .page-rxtogo .cs-carousel img{ height:150px; }
  .page-rxtogo .cs-carousel-arrow{ width:28px; height:28px; }
  .page-rxtogo .cs-carousel-arrow svg{ width:12px; height:12px; }
  .page-rxtogo .cs-carousel-arrow--prev{ left: var(--sp-2); }
  .page-rxtogo .cs-carousel-arrow--next{ right: var(--sp-2); }
  .page-rxtogo .cs-nav-row{ flex-direction:column; align-items:center; gap: var(--sp-2); }
  .page-rxtogo .cs-nav-row--main{ margin-top: var(--sp-6); }
  .page-rxtogo .cs-nav-label{ width:auto; }
  .page-rxtogo .cs-nav-label p{ text-align:center; }
  .page-rxtogo .cs-nav-img,
  .page-rxtogo .cs-nav-img--flex{ height:auto; width:100%; max-width:220px; }
  .page-rxtogo .cs-primary-frame{ align-items:center; gap: var(--sp-4); }
  .page-rxtogo .cs-primary-img{ height:220px; width:140px; }
  .page-rxtogo .cs-doc-pointer-col--narrow{ width:100%; max-width:260px; gap: var(--sp-3); }
  .page-rxtogo .cs-doc-pointer{ flex-direction:column; align-items:center; gap: var(--sp-2); }
  .page-rxtogo .cs-primary-frame .cs-doc-pointer{ flex-direction:row; align-items:flex-start; }
  .page-rxtogo .cs-primary-frame .cs-doc-pointer-line{ display:none; }
  .page-rxtogo .cs-primary-frame .cs-doc-pointer p{ text-align:left; font-size:0.7rem; }
  .page-rxtogo .cs-primary-frame .cs-doc-pointer p::before{ content:"• "; }
  .cs-image video.cs-video-checkout{ width:110px; }
  .cs-stage-labels p{ font-size:10px; color:#131313; }
  .cs-iterations-row{ flex-direction:column; }
  .cs-iterations-col{ flex:none; }
  .cs-iterations-tall{ flex:none; width:100%; height:auto; }
  .cs-iterations-tall img{ width:100%; height:auto; }
  .page-item-management .cs-seg-item{ flex-direction:column; align-items:flex-start; gap: var(--sp-3); }
  .page-item-management .cs-doc-pointer{ flex:0 0 auto; }
  .page-item-management .cs-doc-pointer-line{ display:none; }
  .page-item-management .cs-doc-pointer p{ text-align:left; font-size:0.7rem; }
  .page-item-management .cs-doc-pointer p::before{ content:"• "; }
  .page-item-management .cs-solution-frame{ padding: var(--sp-6); }
}

@media (max-width: 640px){
  :root{ --gutter: 20px; }
  .nav-brand-name{ display:none; }
  .nav-links{ gap: var(--sp-3); }
  .nav-links a{ font-size: 0.7rem; }
  .hero-actions{ flex-direction:column; }
  .hero-actions .btn{ width:100%; justify-content:center; }
  .footer-inner{ flex-direction:column; align-items:flex-start; }
}

@media (prefers-reduced-motion: reduce){
  *{ transition: none !important; scroll-behavior: auto !important; }
}

/* ============ CASE STUDY — SPLIT LAYOUT (ABC Fire) ============ */
.cs-split{
  display:grid;
  grid-template-columns: 1fr 1.1fr;
  gap: var(--sp-16);
  align-items:flex-start;
  margin-top: var(--sp-8);
}
.cs-split-text p{ font-size: var(--fs-body); color: var(--color-text-soft); }
.cs-split-images{ display:grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }
.cs-split-image-wrap{ position:relative; display:flex; flex-direction:column; gap: var(--sp-2); }
.cs-split-image-wrap::before{
  content:"";
  position:absolute;
  top:50%;
  left:50%;
  width:85%;
  height:85%;
  transform:translate(-50%,-50%);
  background: radial-gradient(closest-side, rgba(19,19,19,0.14), rgba(19,19,19,0) 70%);
  filter: blur(32px);
  z-index:0;
  pointer-events:none;
}
html[data-theme="dark"] .cs-split-image-wrap::before{ display:none; }
.cs-split-image-wrap img{ position:relative; z-index:1; }
.cs-split-label{
  text-align:center;
  font-size: var(--fs-caption);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
}

@media (max-width: 900px){
  .cs-split{ grid-template-columns: 1fr; }
}