/* =========================================================
   Affan Ahmed Khan — Portfolio
   Design language: technical drawing / FEA stress-contour,
   paired with an editorial serif for the research/publication side.
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
  /* Paper (light) surfaces */
  --paper: #F2F4F5;
  --paper-raised: #FFFFFF;
  --paper-line: rgba(15, 36, 54, 0.12);
  --paper-line-soft: rgba(15, 36, 54, 0.07);
  --ink: #0F2436;
  --ink-soft: #33454F;
  --muted: #5B6975;

  /* Blueprint (dark) surfaces */
  --blue-900: #0C2036;
  --blue-800: #11304F;
  --blue-700: #1C4A78;
  --blue-line: rgba(163, 199, 232, 0.18);
  --blue-ink: #E4ECF3;
  --blue-muted: #94ACC2;

  /* Accents, pulled from the hero stress map */
  --hot: #C2461F;
  --hot-soft: rgba(194, 70, 31, 0.10);
  --hot-strong: #A33A18;
  --mid: #2F8F86;
  --mid-soft: rgba(47, 143, 134, 0.12);

  /* Type */
  --font-display: 'Newsreader', 'Iowan Old Style', serif;
  --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'IBM Plex Mono', 'SFMono-Regular', Consolas, monospace;

  /* Layout */
  --maxw: 1180px;
  --gutter: clamp(20px, 5vw, 56px);
  --radius: 4px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

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

body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--hot);
  color: #fff;
  padding: 10px 16px;
  z-index: 200;
  font-family: var(--font-mono);
  font-size: 13px;
}
.skip-link:focus {
  left: 16px;
  top: 16px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.12;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.02em;
  color: var(--muted);
}

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding-block: 18px;
  transition: background-color 0.35s var(--ease), border-color 0.35s var(--ease), padding-block 0.35s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 14px;
  letter-spacing: 0.02em;
  color: var(--blue-ink);
}
.brand__mark {
  width: 30px;
  height: 30px;
  flex: none;
}
.brand__mark circle,
.brand__mark line { stroke: currentColor; }
.brand small {
  display: block;
  color: var(--blue-muted);
  font-size: 11px;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 28px;
}
.site-nav__list a {
  font-family: var(--font-mono);
  font-size: 13.5px;
  letter-spacing: 0.01em;
  color: var(--blue-muted);
  padding-block: 4px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.site-nav__list a:hover,
.site-nav__list a.is-active {
  color: var(--blue-ink);
  border-color: var(--hot);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--blue-ink);
  border: 1px solid var(--blue-line);
  border-radius: 999px;
  padding: 6px 12px 6px 10px;
  white-space: nowrap;
}
.status-pill__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--mid);
  box-shadow: 0 0 0 3px rgba(47, 143, 134, 0.25);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin: -8px;
}
.nav-toggle span {
  width: 20px;
  height: 1.5px;
  background: var(--blue-ink);
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

/* Scrolled state — header leaves the dark hero and needs a light, readable bar */
.site-header.is-scrolled {
  background: rgba(242, 244, 245, 0.92);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--paper-line);
  padding-block: 12px;
}
.site-header.is-scrolled .brand,
.site-header.is-scrolled .site-nav__list a { color: var(--ink-soft); }
.site-header.is-scrolled .brand small { color: var(--muted); }
.site-header.is-scrolled .site-nav__list a:hover,
.site-header.is-scrolled .site-nav__list a.is-active { color: var(--ink); }
.site-header.is-scrolled .status-pill {
  color: var(--ink);
  border-color: var(--paper-line);
}
.site-header.is-scrolled .nav-toggle span { background: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: var(--blue-900);
  color: var(--blue-ink);
  overflow: hidden;
  padding-block: 132px 84px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--blue-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--blue-line) 1px, transparent 1px);
  background-size: 42px 42px;
  opacity: 0.5;
  mask-image: linear-gradient(180deg, rgba(0,0,0,0.7), rgba(0,0,0,0.05) 70%);
}
.hero .wrap {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 32px;
  align-items: center;
}

.hero__copy {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.hero__eyebrow {
  color: var(--blue-muted);
  margin-bottom: 18px;
  font-size: 15px;
}
.hero__name {
  font-size: clamp(2.6rem, 5.4vw, 4.1rem);
  color: #fff;
}
.hero__role {
  font-family: var(--font-display);
  font-style: normal;
  font-weight: 400;
  font-size: clamp(1.3rem, 2.6vw, 1.7rem);
  color: var(--blue-ink);
  margin-top: 10px;
  max-width: 30ch;
}
.hero__lede {
  font-size: 1.02rem;
  color: var(--blue-muted);
  max-width: 46ch;
  margin-top: 22px;
  line-height: 1.65;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 15.5px;
  letter-spacing: 0.01em;
  padding: 13px 20px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: transform 0.2s var(--ease), background-color 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
}
.btn--solid {
  background: var(--hot);
  color: #fff;
}
.btn--solid:hover { background: var(--hot-strong); }
.btn--ghost {
  border-color: var(--blue-line);
  color: var(--blue-ink);
}
.btn--ghost:hover { border-color: var(--blue-muted); }
.btn--ghost-light {
  border-color: var(--paper-line);
  color: var(--ink);
}
.btn--ghost-light:hover { border-color: var(--muted); }

.hero__visual {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.9s var(--ease) 0.15s, transform 0.9s var(--ease) 0.15s;
}
.hero__photo-wrap {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  aspect-ratio: 1 / 1;
}
.hero-mesh {
  width: 100%;
  height: 100%;
  border-radius: var(--radius);
  object-fit: cover;
  display: block;
}
.hero-mesh__fills polygon { opacity: 0.88; }
.hero__photo-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: linear-gradient(115deg, var(--blue-900) 0%, transparent 30%);
  pointer-events: none;
}
.hero__caption {
  position: absolute;
  left: 0;
  bottom: -30px;
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--blue-muted);
  letter-spacing: 0.02em;
}

/* Entrance trigger */
.is-ready .hero__copy { opacity: 1; transform: none; }
.is-ready .hero__visual { opacity: 1; transform: none; }

/* ---------- Spec strip ---------- */
.spec-strip {
  background: var(--blue-800);
  border-top: 1px solid var(--blue-line);
  border-bottom: 1px solid var(--blue-line);
}
.spec-strip .wrap {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.spec-strip__item {
  padding: 22px var(--gutter);
  border-left: 1px solid var(--blue-line);
}
.spec-strip__item:first-child { border-left: 0; }
.spec-strip__value {
  font-family: var(--font-mono);
  font-size: 13.5px;
  color: var(--blue-ink);
}
.spec-strip__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--blue-muted);
  margin-top: 4px;
}

/* ---------- Section scaffolding ---------- */
section { padding-block: 96px; }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.section-head h2 {
  font-size: clamp(1.7rem, 3.2vw, 2.3rem);
}
.section-head .eyebrow { white-space: nowrap; }

/* ---------- About ---------- */
.about { background: var(--paper); }
.about .wrap {
  display: grid;
  grid-template-columns: 0.75fr 1.25fr;
  gap: 56px;
}
.about h2 { max-width: 12ch; }
.about__body p {
  font-size: 1.06rem;
  color: var(--ink-soft);
  max-width: 64ch;
  line-height: 1.75;
}
.about__body p + p { margin-top: 20px; }
.about__body strong { color: var(--ink); font-weight: 600; }

/* ---------- Services (numbered sheets) ---------- */
.services { background: var(--paper-raised); border-top: 1px solid var(--paper-line); border-bottom: 1px solid var(--paper-line); }
.sheets {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--paper-line);
}
.sheet {
  padding: 28px 28px 8px 0;
  border-left: 1px solid var(--paper-line);
}
.sheet:first-child { border-left: 0; padding-left: 0; }
.sheet + .sheet { padding-left: 28px; }
.sheet__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--hot);
}
.sheet h3 {
  font-size: 1.3rem;
  margin-top: 14px;
}
.sheet p {
  color: var(--muted);
  margin-top: 12px;
  font-size: 0.98rem;
  line-height: 1.65;
}

/* ---------- Work ---------- */
.work { background: var(--paper); }
.work-group + .work-group { margin-top: 56px; }
.work-group__label {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--paper-line);
  margin-bottom: 4px;
}
.project {
  display: grid;
  grid-template-columns: 44px 1.3fr 1fr;
  gap: 24px;
  align-items: start;
  padding: 26px 0;
  border-bottom: 1px solid var(--paper-line);
  border-left: 2px solid transparent;
  transition: border-color 0.25s var(--ease), padding-left 0.25s var(--ease);
}
.project:hover {
  border-left-color: var(--hot);
  padding-left: 12px;
}
.project__index {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  padding-top: 4px;
}
.project__name {
  font-family: var(--font-display);
  font-size: 1.28rem;
  color: var(--ink);
}
.project__desc {
  color: var(--muted);
  margin-top: 8px;
  font-size: 0.97rem;
  line-height: 1.6;
  max-width: 52ch;
}
.project__meta {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
}
.project__status {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid var(--paper-line);
  color: var(--muted);
}
.project__status--live {
  color: #22C55E;
  background: rgba(34, 197, 94, 0.10);
  border-color: rgba(34, 197, 94, 0.35);
  font-weight: 600;
}
.project__tags span {
  font-family: var(--font-mono);
  font-size: 10.5px;
  color: var(--ink-soft);
  border: 1px solid var(--paper-line);
  border-radius: 3px;
  padding: 3px 7px;
}

/* ---------- Skills ---------- */
.skills { background: var(--paper-raised); border-top: 1px solid var(--paper-line); border-bottom: 1px solid var(--paper-line); }
.skill-groups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.skill-group__label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--hot);
  margin-bottom: 16px;
}
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.tag-list span {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-soft);
  border: 1px solid var(--paper-line);
  border-radius: 3px;
  padding: 6px 10px;
}

/* ---------- Contact ---------- */
.contact {
  background: var(--blue-900);
  color: var(--blue-ink);
}
.contact__intro {
  max-width: 640px;
}
.contact__intro h2 { color: #fff; font-size: clamp(1.9rem, 3.6vw, 2.6rem); }
.contact__intro p {
  color: var(--blue-muted);
  font-size: 1.05rem;
  margin-top: 18px;
  line-height: 1.7;
}
.contact__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.contact__links {
  margin-top: 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 28px;
}
.contact__links a {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--blue-muted);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.contact__links a:hover { color: var(--blue-ink); border-color: var(--hot); }

/* Title block */
.title-block {
  margin-top: 72px;
  border: 1px solid var(--blue-line);
  border-radius: var(--radius);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.title-block__cell {
  padding: 16px 20px;
  border-left: 1px solid var(--blue-line);
}
.title-block__cell:first-child { border-left: 0; }
.title-block__cell dt {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--blue-muted);
  text-transform: uppercase;
}
.title-block__cell dd {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--blue-ink);
  margin-top: 6px;
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--blue-900);
  border-top: 1px solid var(--blue-line);
  padding-block: 22px;
}
.site-footer .wrap {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.site-footer p {
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--blue-muted);
}

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .about .wrap { grid-template-columns: 1fr; gap: 28px; }
  .sheets { grid-template-columns: 1fr; }
  .sheet { border-left: 0; border-top: 1px solid var(--paper-line); padding: 26px 0 8px; }
  .sheet:first-child { border-top: 0; }
  .sheet + .sheet { padding-left: 0; }
  .skill-groups { grid-template-columns: 1fr; gap: 32px; }
  .title-block { grid-template-columns: repeat(2, 1fr); }
  .title-block__cell:nth-child(3) { border-left: 0; }
  .title-block__cell:nth-child(3), .title-block__cell:nth-child(4) { border-top: 1px solid var(--blue-line); }
}

/* Header switches to the hamburger nav well before the content
   breakpoints below -- the full nav row runs out of room against
   the brand lockup around 900px, earlier than the layout below
   needs to reflow. */
@media (max-width: 900px) {
  .site-nav__list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
    background: var(--paper);
    border-bottom: 1px solid var(--paper-line);
    padding: 10px var(--gutter) 18px;
    transform: translateY(-8px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
  }
  .site-nav__list a { color: var(--ink-soft); padding-block: 10px; width: 100%; }
  .site-header.nav-open .site-nav__list {
    opacity: 1;
    transform: none;
    pointer-events: auto;
  }
  .status-pill { display: none; }
  .nav-toggle { display: flex; }
  .site-header.nav-open .nav-toggle span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .site-header.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
  .site-header.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
  .site-header.nav-open .nav-toggle span { background: var(--ink); }
  .site-header.nav-open { background: var(--paper); }
  .site-header.nav-open .brand { color: var(--ink); }
  .site-header.nav-open .brand small { color: var(--muted); }
}

@media (max-width: 760px) {
  section { padding-block: 64px; }
  .hero { padding-block: 116px 56px; }
  .hero .wrap { grid-template-columns: 1fr; }
  .hero__visual { order: -1; max-width: 260px; margin-inline: auto; }
  .hero__caption { display: none; }
  .spec-strip .wrap { grid-template-columns: 1fr; }
  .spec-strip__item { border-left: 0; border-top: 1px solid var(--blue-line); }
  .spec-strip__item:first-child { border-top: 0; }

  .project { grid-template-columns: 1fr; gap: 10px; }
  .project__meta { flex-direction: row; flex-wrap: wrap; }

  .title-block { grid-template-columns: 1fr; }
  .title-block__cell { border-left: 0 !important; border-top: 1px solid var(--blue-line); }
  .title-block__cell:first-child { border-top: 0; }

  .site-footer .wrap { flex-direction: column; gap: 6px; }
}



.btn__icon {
  width: 16px;
  height: 16px;
  flex: none;
}


.project__case-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--hot);
  margin-top: 16px;
  padding: 7px 14px;
  border: 1px solid rgba(194, 70, 31, 0.35);
  border-radius: 999px;
  background: var(--hot-soft);
  transition: background-color 0.2s var(--ease), color 0.2s var(--ease), border-color 0.2s var(--ease);
}
.project__case-link:hover {
  background: var(--hot);
  color: #fff;
  border-color: var(--hot);
}



.case-hero__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.case-hero__photo { width: 100%; border-radius: 8px; border: 1px solid var(--rule); display: block; }
.pipeline-img { max-width: 100%; border-radius: 6px; border: 1px solid var(--rule); display: block; }
@media (max-width: 768px) { .case-hero__grid { grid-template-columns: 1fr; } }


/* ── Step-by-step cards redesign ── */
.pipeline-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0;
  border: 1px solid var(--rule);
  border-radius: 4px;
  overflow: hidden;
  counter-reset: pstep;
}

.pstep {
  padding: 28px 18px 36px;
  border-right: 1px solid var(--rule);
  position: relative;
  overflow: hidden;
  transition: background 0.22s ease;
  counter-increment: pstep;
}

.pstep:last-child { border-right: none; }

.pstep::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--hot);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.25s ease;
}

.pstep::after {
  content: "0" counter(pstep);
  position: absolute;
  bottom: -8px; right: 6px;
  font-family: var(--font-mono);
  font-size: 76px;
  font-weight: 700;
  color: var(--hot);
  opacity: 0.07;
  line-height: 1;
  pointer-events: none;
  user-select: none;
}

.pstep:hover { background: rgba(194, 70, 31, 0.04); }
.pstep:hover::before { transform: scaleX(1); }

.pstep__no {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  color: var(--hot);
  display: block;
  margin-bottom: 16px;
  opacity: 0.75;
}

.pstep h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.pstep p {
  font-size: 0.875rem;
  line-height: 1.65;
}

@media (max-width: 900px) {
  .pipeline-steps { grid-template-columns: 1fr 1fr; }
  .pstep:nth-child(2n) { border-right: none; }
  .pstep { border-bottom: 1px solid var(--rule); }
}

@media (max-width: 500px) {
  .pipeline-steps { grid-template-columns: 1fr; }
  .pstep { border-right: none; }
}


/* Agent in action */
.inaction-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; margin-top: 40px; }
.inaction-photo { width: 100%; border-radius: 8px; border: 1px solid var(--rule); display: block; }
.inaction-flow { display: flex; flex-direction: column; gap: 18px; }
.flow-step { padding: 14px 18px; border-left: 2px solid var(--rule); }
.flow-step--approved { border-left-color: var(--hot); }
.flow-step__label { display: block; font-family: var(--font-mono); font-size: 10.5px; letter-spacing: 0.1em; color: var(--hot); margin-bottom: 8px; text-transform: uppercase; }
.flow-step__msg { margin: 0; font-style: italic; font-size: 0.9rem; line-height: 1.6; opacity: 0.9; }
.flow-step__note { margin: 0; font-size: 0.875rem; line-height: 1.6; opacity: 0.75; }
.flow-step__note code { font-family: var(--font-mono); font-size: 0.8em; color: var(--hot); background: var(--hot-soft); padding: 1px 5px; border-radius: 2px; }
.cycle-diagram { max-width: 100%; }
@media (max-width: 768px) { .inaction-grid { grid-template-columns: 1fr; } }








/* ── YouTube button — hero ── */
.yt-btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 14px;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--blue-ink);
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
  white-space: nowrap;
}
.yt-btn:hover {
  background: rgba(255, 0, 0, 0.12);
  border-color: rgba(255, 0, 0, 0.5);
  color: #fff;
}
.yt-btn__icon {
  width: 22px;
  height: 22px;
  flex: none;
}


/* ── My Chatbots panel — beside hero photo ── */
#chatbots-panel {
  flex: 0 0 152px;
  padding-top: 4px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cb-heading {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blue-ink);
  margin: 0 0 2px;
}
.cb-btn {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: #0C2036;
  border: 1px solid rgba(194, 70, 31, 0.45);
  border-radius: 8px;
  padding: 11px 12px;
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.cb-btn:hover {
  background: rgba(194, 70, 31, 0.14);
  border-color: var(--hot);
}
.cb-dot {
  width: 7px;
  height: 7px;
  margin-top: 4px;
  border-radius: 50%;
  background: #2F8F86;
  flex: none;
  animation: cb-pulse 2s infinite;
}
@keyframes cb-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(47, 143, 134, 0.6); }
  50%       { box-shadow: 0 0 0 5px rgba(47, 143, 134, 0); }
}
.cb-btn__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.cb-btn__text strong {
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--blue-ink);
  line-height: 1.3;
}
.cb-btn__text span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--blue-muted);
}
@media (max-width: 760px) {
  .hero__visual { flex-direction: column; align-items: stretch; }
  #chatbots-panel { flex: 0 0 auto; padding-top: 0; margin-top: 14px; }
  .cb-btn { justify-content: center; }
}

/* ============ FINAL hero visual layout ============ */
.hero__visual {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 14px;
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.9s var(--ease) 0.15s, transform 0.9s var(--ease) 0.15s;
}
.hero__visual::after { content: none; }

.hero__row {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.hero__photo-wrap {
  position: relative;
  flex: 1 1 auto;
  min-width: 0;
  aspect-ratio: 1 / 1;
}
.hero__photo-wrap::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: var(--radius);
  background: linear-gradient(115deg, var(--blue-900) 0%, transparent 30%);
  pointer-events: none;
}
.hero-mesh {
  width: 100%;
  height: 100%;
  border-radius: var(--radius);
  object-fit: cover;
  display: block;
}

#chatbots-panel {
  flex: 0 0 152px;
  padding-top: 4px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.cb-heading {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blue-ink);
  margin: 0 0 2px;
}
.cb-btn {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  background: #0C2036;
  border: 1px solid rgba(194, 70, 31, 0.45);
  border-radius: 8px;
  padding: 11px 12px;
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease);
}
.cb-btn:hover {
  background: rgba(194, 70, 31, 0.14);
  border-color: var(--hot);
}
.cb-dot {
  width: 7px;
  height: 7px;
  margin-top: 4px;
  border-radius: 50%;
  background: #2F8F86;
  flex: none;
  animation: cb-pulse 2s infinite;
}
@keyframes cb-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(47, 143, 134, 0.6); }
  50%       { box-shadow: 0 0 0 5px rgba(47, 143, 134, 0); }
}
.cb-btn__text {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.cb-btn__text strong {
  font-family: var(--font-body);
  font-size: 12.5px;
  font-weight: 600;
  color: var(--blue-ink);
  line-height: 1.3;
}
.cb-btn__text span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--blue-muted);
}

.yt-btn {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 9px;
  padding: 10px 20px;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 14px;
  font-weight: 500;
  color: var(--blue-ink);
  text-decoration: none;
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease);
  white-space: nowrap;
}
.yt-btn:hover {
  background: rgba(255, 0, 0, 0.12);
  border-color: rgba(255, 0, 0, 0.5);
  color: #fff;
}
.yt-btn__icon {
  width: 22px;
  height: 22px;
  flex: none;
}

@media (max-width: 760px) {
  .hero__row { flex-direction: column; align-items: stretch; }
  #chatbots-panel { flex: 0 0 auto; padding-top: 0; margin-top: 14px; }
  .cb-btn { justify-content: center; }
}


/* ============ Chatbots card — bigger, brighter ============ */
#chatbots-panel {
  flex: 0 0 178px;
}
.cb-btn {
  gap: 10px;
  padding: 15px 16px;
  background: var(--paper-raised);
  border: 1px solid rgba(194, 70, 31, 0.4);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}
.cb-btn:hover {
  background: #fff;
  border-color: var(--hot);
  box-shadow: 0 8px 24px rgba(194, 70, 31, 0.3);
}
.cb-dot {
  width: 8px;
  height: 8px;
  margin-top: 5px;
}
.cb-btn__text {
  gap: 5px;
}
.cb-btn__text strong {
  font-size: 14.5px;
  color: var(--ink);
}
.cb-btn__text span {
  font-size: 13px;
  font-weight: 600;
  color: var(--hot-strong);
}