/* =========================================================
   ABOUT PAGE
   File: css/about.css
   Scope: about.php only
   Includes:
   - Grey band wrapper (about-band) for consistent spacing
   - Work proof header above ribbon
   - Case study teaser ribbon (work-ribbon) + cards
   - About section helpers (about-h, about-divider)
   ========================================================= */

/* ---------------------------------------------------------
   Design tokens (fallbacks)
   Note: keep these lightweight so global tokens can win.
   --------------------------------------------------------- */
:root{
  --ink: #022351;
  --ink-2: #51627a;
  --line: #e6ebf2;
  --card: #ffffff;
  --wash: #f6f8fb;
  --shadow: 0 6px 20px rgba(2, 35, 81, 0.08);

  /* Shared width + gutters to match slab pages */
  --about-max: 1200px;
  --about-gutter: clamp(1rem, 4vw, 4rem);
}

/* ---------------------------------------------------------
   Shared aligned inner container
   Use this anywhere you need to match the slab gutters.
   --------------------------------------------------------- */
.about-band__inner,
.work-proof__inner,
.work-ribbon{
  max-width: var(--about-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--about-gutter);
  padding-right: var(--about-gutter);
}

/* =========================================================
   ABOUT BAND
   One wrapper owns the grey background and vertical rhythm.
   ========================================================= */
.about-band{
  position: relative;
  isolation: isolate;
  padding: clamp(3.5rem, 6vw, 5rem) 0;
}

/* Full-bleed grey background */
.about-band::before{
  content: "";
  position: absolute;
  inset: 0;
  background: var(--wash);
  z-index: -1;
}

/* Inside the band, don't let children add surprise top margins */
.about-band .section-intro,
.about-band .work-proof,
.about-band .work-ribbon{
  margin-top: 0;
}

/* Normalize spacing between band sections */
.about-band .section-intro{ margin: 0 0 2.25rem; }
.about-band .work-proof{   margin: 0 0 1.75rem; }
.about-band .work-ribbon{  margin: 0; }

/* =========================================================
   WORK PROOF (title + subhead above ribbon)
   ========================================================= */
.work-proof{
  /* keep spacing controlled here; width/gutters handled by __inner */
}

.work-proof__inner{
  /* inner handles max-width + gutters */
}

.work-proof h2{
  margin: 0 0 0.4rem;
  font-weight: 800;
  color: var(--ink);
  font-size: clamp(1.4rem, 1.1rem + 1vw, 2rem);
  letter-spacing: 0.01em;
}

.work-proof__sub{
  margin: 0;
  color: var(--ink-2);
  font-size: 1rem;
  line-height: 1.45;
}

/* =========================================================
   WORK RIBBON
   ========================================================= */
.work-ribbon{
  /* width/gutters handled by shared rule above */
}

/* Ribbon header row (CTA-only pattern) */
.work-ribbon__head{
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin: 0 0 1.25rem;
  flex-wrap: wrap;
}

.work-ribbon__spacer{
  flex: 1 1 auto;
}

.work-ribbon__all{
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 8px 10px;
  border-radius: 8px;
  font-weight: 700;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}

@media (hover: hover){
  .work-ribbon__all:hover{
    background: #f1f5fb;
  }
}

.work-ribbon__all:focus-visible{
  outline: 3px solid #2b6fff;
  outline-offset: 2px;
}

/* Track: grid on desktop, scroll-snap carousel on mobile */
.work-ribbon__track{
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

@media (max-width: 1024px){
  .work-ribbon__track{
    grid-template-columns: repeat(3, minmax(260px, 1fr));
  }
}

@media (max-width: 900px){
  .work-ribbon__track{
    display: flex;
    overflow-x: auto;
    gap: 12px;
    padding-bottom: 6px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
  }

  .work-ribbon .work-card{
    min-width: 78%;
    scroll-snap-align: start;
  }

  .work-ribbon__track::-webkit-scrollbar{
    height: 6px;
  }
  .work-ribbon__track::-webkit-scrollbar-thumb{
    background: #d8e2f4;
    border-radius: 6px;
  }
  .work-ribbon__track::-webkit-scrollbar-track{
    background: transparent;
  }
}

/* Small screens: keep gutters consistent with the rest of the site */
@media (max-width: 680px){
  :root{
    --about-gutter: 1rem;
  }

  .work-ribbon__all{
    margin-top: 0.25rem;
    padding: 6px 8px;
    font-size: 0.95rem;
  }
}

/* =========================================================
   WORK CARD
   Force light theme always on About ribbon
   ========================================================= */
.work-ribbon .work-card{
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  overflow: hidden;
  text-decoration: none;
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease;
  will-change: transform, box-shadow;
}

.work-ribbon .work-card:hover,
.work-ribbon .work-card:focus-within{
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: #dbe5f4;
}

.work-ribbon .work-card:focus-visible{
  outline: 3px solid #2b6fff;
  outline-offset: 2px;
}

/* Media */
.work-ribbon .work-card__media img{
  display: block;
  width: 100%;
  height: 200px;
  object-fit: cover;
  background: var(--wash);
}

@media (max-width: 900px){
  .work-ribbon .work-card__media img{
    height: 180px;
  }
}

/* Body */
.work-ribbon .work-card__body{
  padding: 12px 14px 14px;
}

.work-ribbon .work-card__title{
  margin: 0 0 4px;
  color: var(--ink);
  font-weight: 800;
  line-height: 1.2;
  font-size: clamp(1rem, 0.95rem + 0.2vw, 1.05rem);
  letter-spacing: 0.01em;
}

.work-ribbon .work-card__desc{
  margin: 0 0 8px;
  color: var(--ink-2);
  font-size: 0.96rem;
  line-height: 1.35;
}

.work-ribbon .work-card__cta{
  color: var(--ink);
  font-weight: 700;
  font-size: 0.95rem;
}

.work-ribbon .work-card__cta:hover,
.work-ribbon .work-card__cta:focus-visible{
  text-decoration: underline;
}

/* Motion preference */
@media (prefers-reduced-motion: reduce){
  .work-ribbon .work-card{
    transition: none;
  }
  .work-ribbon .work-card:hover,
  .work-ribbon .work-card:focus-within{
    transform: none;
    box-shadow: none;
  }
}

/* If OS/browser prefers dark, keep ribbon light */
@media (prefers-color-scheme: dark){
  .work-ribbon .work-card{
    background: var(--card);
    border-color: var(--line);
  }
  .work-ribbon .work-card__title{ color: var(--ink); }
  .work-ribbon .work-card__desc{  color: var(--ink-2); }
  .work-ribbon .work-card__cta{   color: var(--ink); }
}

/* =========================================================
   ABOUT HELPERS (inside slab copy)
   ========================================================= */
.about-h{
  margin: 2.25rem 0 0.75rem;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.about-divider{
  height: 1px;
  background: rgba(0, 0, 0, 0.08);
  margin: 2.25rem 0;
}

@media (prefers-color-scheme: dark){
  .about-divider{
    background: rgba(255, 255, 255, 0.14);
  }
}