/* ============================================================
   GritCargo — Perishable Cargo (Citrus & Meat)
   Responsive website build of the Claude Design deck.
   Fonts loaded via <link> in HTML.
   ============================================================ */

/* ── DESIGN TOKENS (GritCargo Design System) ── */
:root {
  --deep-navy:      #253045;
  --signal-green:   #B4EE2B;
  --cargo-black:    #0A0A0A;
  --white:          #FFFFFF;
  --off-white:      #F1F1F1;
  --mist-blue:      #E7F0FF;
  --ink-text:       #212121;
  --slate-grey:     #636363;
  --navy-tint:      #37526E;
  --hairline:       #E4E6EA;
  --alert-amber:    #D96908;
  --fg-on-dark:     var(--white);
  --fg2-on-dark:    #AEB6C2;
  --border-on-dark: rgba(255,255,255,.14);

  --font-display: 'Open Sans', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, monospace;

  --radius-chip:  10px;
  --radius-card:  14px;
  --radius-panel: 18px;
  --radius-pill:  999px;

  --shadow-sm:   0 1px 2px rgba(10,10,10,.06), 0 1px 3px rgba(10,10,10,.08);
  --shadow-md:   0 4px 12px rgba(10,10,10,.08), 0 2px 4px rgba(10,10,10,.05);
  --shadow-lg:   0 18px 48px rgba(10,10,10,.14), 0 6px 16px rgba(10,10,10,.08);
  --shadow-navy: 0 18px 48px rgba(37,48,69,.28);

  --ease: cubic-bezier(.22,.61,.36,1);
  --nav-h: 60px;
  --rule-w: 96px;
}

/* ── RESET ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--deep-navy);
  color: var(--ink-text);
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
strong { font-weight: 700; }

/* ── SKIP LINK ── */
.skip-link {
  position: fixed;
  top: -100%;
  left: 1rem;
  z-index: 200;
  background: var(--signal-green);
  color: var(--cargo-black);
  font-weight: 700;
  padding: 0.6rem 1.2rem;
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  transition: top 0.15s;
}
.skip-link:focus { top: 1rem; }

/* ── TYPOGRAPHY ── */
.eyebrow {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--slate-grey);
}
.bg-navy .eyebrow, .bg-image .eyebrow { color: var(--signal-green); }

.hero {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(2.2rem, 5.2vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -0.01em;
}
.title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.7rem, 3.6vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
}
.body {
  font-family: var(--font-body);
  font-size: clamp(0.95rem, 1.15vw, 1.1rem);
  line-height: 1.6;
  color: var(--ink-text);
}
.lede {
  font-family: var(--font-body);
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  line-height: 1.55;
  color: var(--slate-grey);
  max-width: 70ch;
}
.small {
  font-family: var(--font-body);
  font-size: 0.82rem;
  line-height: 1.5;
  color: var(--slate-grey);
}
.cite {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
  color: var(--slate-grey);
}
.accent { color: var(--signal-green); }

/* ── WORDMARK ── */
.gc-wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: lowercase;
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: var(--signal-green);
}
.gc-wordmark--white { color: var(--white); }
.gc-wordmark--black { color: var(--cargo-black); }

/* ── RULE ── */
.rule {
  width: var(--rule-w);
  max-width: 88px;
  height: 5px;
  background: var(--signal-green);
  border-radius: 999px;
  flex: none;
}

/* ── CHIP ── */
.gc-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  flex: none;
  background: var(--signal-green);
  border-radius: var(--radius-chip);
}
.gc-chip img { width: 58%; height: 58%; object-fit: contain; }
.gc-chip.sm { width: 44px; height: 44px; }

/* ── PILL ── */
.gc-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-pill);
  background: var(--signal-green);
  color: var(--cargo-black);
  transition: filter 0.18s var(--ease), transform 0.18s var(--ease);
}
.gc-pill:hover  { filter: brightness(1.08); }
.gc-pill:active { transform: scale(.97); }

/* ── FOCUS RINGS ── */
:focus-visible {
  outline: 2px solid var(--signal-green);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── NAV ── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  padding: 0 2rem;
  gap: 2rem;
  background: rgba(10, 12, 18, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,.07);
  transition: background 0.3s;
}
.nav-logo { font-size: 1.3rem; flex: none; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
  overflow: hidden;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg2-on-dark);
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}
.nav-links a:hover,
.nav-links a.active { color: #fff; background: rgba(255,255,255,.07); }

.nav-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.nav-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

.nav-progress {
  position: fixed;
  top: var(--nav-h);
  left: 0;
  height: 2px;
  background: var(--signal-green);
  z-index: 101;
  width: 0%;
  transition: width 0.1s linear;
}

/* ── MOBILE NAV ── */
.mobile-nav {
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  z-index: 99;
  background: rgba(10, 12, 18, 0.97);
  display: flex;
  flex-direction: column;
  padding: 1rem 2rem 2rem;
  gap: 0.25rem;
  transform: translateY(-110%);
  visibility: hidden;
  transition: transform 0.28s var(--ease), visibility 0.28s;
  border-bottom: 1px solid rgba(255,255,255,.1);
  max-height: calc(100vh - var(--nav-h));
  overflow-y: auto;
}
.mobile-nav.open { transform: translateY(0); visibility: visible; }
.mobile-nav-link {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg2-on-dark);
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
  transition: color 0.15s;
}
.mobile-nav-link:hover { color: #fff; }

/* ── SLIDE LAYOUT ── */
.slide {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  padding: calc(var(--nav-h) + 3rem) 6vw 4rem;
}
.bg-light { background: var(--off-white); }
.bg-navy  { background: var(--deep-navy); }
.bg-navy .title { color: var(--fg-on-dark); }
.bg-navy .body  { color: #C7CFDC; }
.bg-navy .small, .bg-navy .cite { color: var(--fg2-on-dark); }

.slide-inner {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  flex: 1;
  justify-content: center;
}
.slide-head { display: flex; flex-direction: column; gap: 1.1rem; }
.slide-num {
  position: absolute;
  bottom: 2rem;
  right: 6vw;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--slate-grey);
}
.bg-navy .slide-num, .bg-image .slide-num { color: var(--fg2-on-dark); }
.col { display: flex; flex-direction: column; gap: 1.5rem; }

/* ── FULL-BLEED IMAGE SLIDES ── */
.bg-image { position: relative; background: var(--deep-navy); overflow: hidden; }
.slide-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  z-index: 0;
}
.slide-scrim {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    linear-gradient(0deg, rgba(15,21,33,.86) 0%, rgba(15,21,33,.72) 55%, rgba(15,21,33,.62) 100%),
    linear-gradient(100deg, rgba(15,21,33,.66) 0%, rgba(15,21,33,.30) 60%, rgba(15,21,33,.5) 100%);
}
.bg-image .slide-inner { position: relative; z-index: 1; }
.bg-image .title, .bg-image .hero { color: var(--white); }
.bg-image .body { color: #D6DCE6; }
.bg-image .small, .bg-image .cite { color: var(--fg2-on-dark); }

/* ── ENTRANCE ANIMATIONS ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
  }
  .reveal.visible { opacity: 1; transform: none; }
  .reveal.d1 { transition-delay: 0.07s; }
  .reveal.d2 { transition-delay: 0.15s; }
  .reveal.d3 { transition-delay: 0.23s; }
  .reveal.d4 { transition-delay: 0.31s; }
  .reveal.d5 { transition-delay: 0.39s; }
}

/* ============================================================
   1 · COVER
   ============================================================ */
#cover {
  min-height: 100vh;
  display: flex;
  align-items: stretch;
}
.cover-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  z-index: 0;
}
.cover-scrim {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    linear-gradient(105deg, rgba(15,21,33,.92) 0%, rgba(15,21,33,.78) 38%, rgba(15,21,33,.30) 70%, rgba(15,21,33,.12) 100%),
    linear-gradient(0deg, rgba(15,21,33,.6) 0%, rgba(15,21,33,0) 30%);
}
.cover-fg {
  position: relative; z-index: 1;
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  padding: calc(var(--nav-h) + 2.5rem) 6vw 3rem;
  gap: 2rem;
}
.cover-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.cover-wordmark { font-size: clamp(1.6rem, 3vw, 2.6rem); }
.mf-badge {
  display: inline-flex; align-items: center; gap: 0.9rem;
  background: var(--white); border-radius: var(--radius-pill);
  padding: 0.5rem 1.2rem 0.5rem 0.7rem;
}
.mf-badge img { height: 34px; }
.mf-badge span {
  font-family: var(--font-body); font-size: 0.8rem;
  line-height: 1.3; color: var(--ink-text); font-weight: 500;
}
.cover-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.5rem;
  max-width: 900px;
  padding: 2rem 0;
}
.cover-main .eyebrow { color: var(--signal-green); }
.cover-hero { color: var(--white); max-width: 18ch; }
.cover-sub { color: #D6DCE6; max-width: 56ch; }
.cover-bottom {
  display: flex; align-items: center; gap: 2rem; flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.2); padding-top: 1.5rem;
}
.cover-ddd {
  font-family: var(--font-mono); font-weight: 700;
  font-size: 0.8rem; letter-spacing: 0.25em;
  text-transform: uppercase; color: var(--signal-green);
}
.cover-tagline {
  font-family: var(--font-body); font-size: 0.9rem;
  color: #C6CDD8; margin-left: auto;
}

/* ============================================================
   2 · THE STAKES — stat cards
   ============================================================ */
.cards3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.stat-card {
  background: var(--white);
  border: 1px solid var(--hairline);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-md);
  padding: 2rem 2rem 1.75rem;
  display: flex; flex-direction: column; gap: 0.75rem;
  transition: box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}
.stat-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.stat-figure {
  font-family: var(--font-display); font-weight: 700;
  font-size: clamp(2.4rem, 4.5vw, 3.4rem); line-height: 1;
  letter-spacing: -0.02em; color: var(--deep-navy);
  font-variant-numeric: tabular-nums;
}
.stat-figure.amber { color: var(--alert-amber); }
.stat-h {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.2rem; line-height: 1.25; color: var(--cargo-black);
}
.stat-p { font-size: 0.95rem; line-height: 1.55; color: var(--slate-grey); flex: 1; }

/* ============================================================
   3 · THE RULES (dark image)
   ============================================================ */
.rules-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.rules-col {
  background: var(--navy-tint);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: var(--radius-panel);
  padding: 1.75rem 2rem;
  display: flex; flex-direction: column; gap: 1.1rem;
}
.rules-head { display: flex; align-items: center; gap: 1rem; }
.rules-head h3 {
  font-family: var(--font-mono); font-weight: 700;
  font-size: 1.2rem; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--white);
}
.rule-item h4 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.05rem; color: var(--white); margin-bottom: 0.4rem;
}
.rule-item h4 strong { color: var(--signal-green); }
.rule-item p { font-size: 0.9rem; line-height: 1.55; color: #C6CDD8; }
.rule-item .cite { display: block; margin-top: 0.4rem; color: #8E99AB; }
.std-strip {
  display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap;
  background: var(--signal-green); border-radius: var(--radius-card);
  padding: 1.25rem 2rem;
}
.std-strip .std-label {
  font-family: var(--font-mono); font-weight: 700;
  font-size: 1.2rem; letter-spacing: 0.06em;
  color: var(--cargo-black); white-space: nowrap;
}
.std-strip p { font-size: 0.92rem; line-height: 1.45; color: var(--cargo-black); }

/* ============================================================
   4 · THE GAP
   ============================================================ */
.gap-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.gap-card {
  border-radius: var(--radius-panel);
  padding: 2rem 2.25rem;
  display: flex; flex-direction: column; gap: 1.1rem;
}
.gap-card--old { background: var(--white); border: 1px solid var(--hairline); }
.gap-card--new { background: var(--deep-navy); box-shadow: var(--shadow-navy); }
.gap-kicker {
  font-family: var(--font-mono); font-weight: 700;
  font-size: 0.78rem; letter-spacing: 0.2em; text-transform: uppercase;
}
.gap-card--old .gap-kicker { color: var(--slate-grey); }
.gap-card--new .gap-kicker { color: var(--signal-green); }
.gap-card h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.3rem; line-height: 1.2;
}
.gap-card--old h3 { color: var(--cargo-black); }
.gap-card--new h3 { color: var(--white); }
.gap-card ul { list-style: none; display: flex; flex-direction: column; gap: 0.9rem; }
.gap-card li { display: flex; gap: 0.9rem; align-items: flex-start; font-size: 0.95rem; line-height: 1.5; }
.gap-card--old li { color: var(--slate-grey); }
.gap-card--new li { color: #DDE3EC; }
.gap-dot { width: 13px; height: 13px; border-radius: 4px; flex: none; margin-top: 6px; }
.gap-card--old .gap-dot { background: var(--hairline); }
.gap-card--new .gap-dot { background: var(--signal-green); }
.gap-answer {
  margin-top: auto; border-radius: var(--radius-card);
  padding: 1rem 1.4rem; font-size: 0.95rem; line-height: 1.45;
}
.gap-answer--old { background: var(--mist-blue); color: var(--slate-grey); }
.gap-answer--old strong { color: var(--cargo-black); }
.gap-answer--new { background: var(--signal-green); color: var(--cargo-black); }

/* ============================================================
   5 · THE SOLUTION
   ============================================================ */
.sol-grid {
  display: grid;
  grid-template-columns: 1fr minmax(320px, 0.85fr);
  gap: 3.5rem;
  align-items: center;
}
.sol-left { display: flex; flex-direction: column; gap: 1.5rem; }
.feature { display: flex; align-items: flex-start; gap: 1.1rem; }
.feature h4 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.05rem; color: var(--cargo-black); margin-bottom: 0.3rem;
}
.bg-navy .feature h4, .bg-image .feature h4 { color: var(--white); }
.feature p { font-size: 0.92rem; line-height: 1.5; color: var(--slate-grey); }
.bg-navy .feature p, .bg-image .feature p { color: #C6CDD8; }
.sol-render {
  background: var(--white); border: 1px solid var(--hairline);
  border-radius: var(--radius-panel); box-shadow: var(--shadow-md);
  min-height: 360px;
  display: flex; align-items: center; justify-content: center;
  position: relative; padding: 2.5rem;
}
.sol-render img { max-height: 340px; width: auto; object-fit: contain; }
.device-tag {
  position: absolute; top: 1.25rem; left: 1.25rem;
  font-family: var(--font-mono); font-weight: 700;
  font-size: 0.75rem; letter-spacing: 0.18em;
  background: var(--signal-green); color: var(--cargo-black);
  border-radius: var(--radius-pill); padding: 0.4rem 1rem; white-space: nowrap;
}

/* ============================================================
   6 · THE RANGE
   ============================================================ */
.variants {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.variant-card {
  background: var(--white); border: 1px solid var(--hairline);
  border-radius: var(--radius-card); box-shadow: var(--shadow-md);
  padding: 1.75rem; display: flex; flex-direction: column; gap: 0.8rem;
  transition: box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}
.variant-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.variant-tag {
  align-self: flex-start; white-space: nowrap;
  font-family: var(--font-mono); font-weight: 700;
  font-size: 0.78rem; letter-spacing: 0.14em;
  background: var(--signal-green); color: var(--cargo-black);
  border-radius: var(--radius-pill); padding: 0.4rem 1rem;
}
.variant-card h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.2rem; line-height: 1.2; color: var(--cargo-black); margin-top: 0.3rem;
}
.variant-card .v-use { font-size: 0.92rem; line-height: 1.5; color: var(--slate-grey); flex: 1; }
.variant-spec {
  font-family: var(--font-mono); font-size: 0.82rem;
  line-height: 1.6; color: var(--deep-navy);
  border-top: 1px solid var(--hairline); padding-top: 0.9rem;
}
.open-event {
  display: flex; align-items: center; gap: 1.25rem;
  background: var(--deep-navy); border-radius: var(--radius-card);
  padding: 1.25rem 2rem; color: var(--white);
}
.open-event p { font-size: 0.95rem; line-height: 1.5; color: #DDE3EC; }
.open-event p strong { color: var(--white); }

/* ============================================================
   7 · THE DASHBOARD
   ============================================================ */
.dash-wrap {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2.5rem;
  align-items: center;
}
.dash-card {
  background: var(--deep-navy); border-radius: var(--radius-panel);
  box-shadow: var(--shadow-navy); overflow: hidden;
  display: flex; flex-direction: column;
}
.dash-chrome { display: flex; align-items: center; gap: 0.6rem; padding: 0.9rem 1.4rem; }
.dash-chrome i { width: 12px; height: 12px; border-radius: 50%; background: var(--navy-tint); display: block; }
.dash-chrome span {
  font-family: var(--font-mono); font-size: 0.75rem;
  letter-spacing: 0.08em; color: #AEB6C2; margin-left: 0.8rem; white-space: nowrap;
}
.dash-shot {
  width: 100%; height: auto; display: block;
  object-fit: cover; object-position: center top;
  background: var(--white); border-top: 1px solid rgba(255,255,255,.08);
}
.dash-side { display: flex; flex-direction: column; gap: 1.5rem; }

/* ============================================================
   8 · GRITCLAW
   ============================================================ */
.claw-grid {
  display: grid;
  grid-template-columns: 1fr minmax(280px, 0.7fr);
  gap: 3rem;
  align-items: center;
}
.claw-left { display: flex; flex-direction: column; gap: 1.5rem; }
.quote-bar {
  background: var(--mist-blue); border-radius: var(--radius-card);
  padding: 1.4rem 1.75rem; margin-top: 0.4rem;
  font-size: 0.98rem; line-height: 1.5; color: var(--deep-navy);
}
.quote-bar em { font-style: italic; }
.claw-right { display: flex; align-items: center; justify-content: center; }
.claw-right img {
  width: min(360px, 80%);
  border-radius: 36px;
  box-shadow: var(--shadow-lg);
}

/* ============================================================
   9 · WHAT YOU GAIN (dark image)
   ============================================================ */
.gains { display: flex; flex-direction: column; gap: 1.25rem; }
.gain-row {
  display: grid; grid-template-columns: 64px 280px 1fr; gap: 1.75rem; align-items: center;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius-card);
  backdrop-filter: blur(2px);
  padding: 1.5rem 2rem;
}
.gain-row .gc-chip { width: 56px; height: 56px; }
.gain-row h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.25rem; color: var(--white); line-height: 1.2;
}
.gain-row p { font-size: 0.95rem; line-height: 1.5; color: #C6CDD8; }

/* ============================================================
   10 · BEYOND COMPLIANCE — personas
   ============================================================ */
.personas {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}
.persona-card {
  background: var(--white); border: 1px solid var(--hairline);
  border-radius: var(--radius-card); box-shadow: var(--shadow-md);
  padding: 2rem; display: flex; flex-direction: column; gap: 1rem;
  transition: box-shadow 0.2s var(--ease), transform 0.2s var(--ease);
}
.persona-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.persona-card .gc-chip { width: 56px; height: 56px; }
.persona-card h3 {
  font-family: var(--font-display); font-weight: 700;
  font-size: 1.2rem; color: var(--cargo-black); line-height: 1.2; margin-top: 0.3rem;
}
.persona-card p { font-size: 0.95rem; line-height: 1.55; color: var(--slate-grey); }
.persona-card p strong { color: var(--cargo-black); font-weight: 600; }

/* ============================================================
   11 · CLOSE (dark image)
   ============================================================ */
#close .cover-fg { gap: 2.5rem; }
.close-main {
  flex: 1; display: flex; flex-direction: column; justify-content: center;
  gap: 1.5rem; max-width: 900px; padding: 2rem 0;
}
.close-main .eyebrow { color: var(--signal-green); }
.close-title {
  font-family: var(--font-display); font-weight: 500;
  font-size: clamp(2rem, 4.5vw, 4rem); line-height: 1.08;
  letter-spacing: -0.01em; color: var(--white); max-width: 20ch;
}
.close-sub { color: #D6DCE6; max-width: 56ch; }
.close-cta { display: flex; align-items: center; gap: 1.75rem; flex-wrap: wrap; margin-top: 0.5rem; }
.close-contact { font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.08em; color: #C6CDD8; }
.close-bottom {
  display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
  border-top: 1px solid rgba(255,255,255,.2); padding-top: 1.5rem;
}
.close-bottom .gc-wordmark { font-size: 1.6rem; }
.close-bottom .foot-tag {
  font-family: var(--font-mono); font-weight: 500;
  font-size: 0.78rem; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--fg2-on-dark);
}

/* ── SLIDE COUNTER ── */
.slide-counter {
  position: fixed;
  bottom: 1.5rem; right: 1.5rem;
  z-index: 90;
  display: flex; align-items: center; gap: 0.5rem;
  background: rgba(10,12,18,.85);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-pill);
  padding: 0.35rem 0.75rem;
}
.slide-counter button {
  background: none; border: none; color: var(--fg2-on-dark);
  cursor: pointer; font-size: 0.95rem; padding: 0.2rem 0.4rem;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s, opacity 0.15s;
}
.slide-counter button:hover:not(:disabled) { color: #fff; background: rgba(255,255,255,.12); }
.slide-counter button:disabled { opacity: 0.25; cursor: default; }
#slideNum {
  font-family: var(--font-mono); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.1em; color: var(--fg2-on-dark); white-space: nowrap;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .sol-grid { grid-template-columns: 1fr; gap: 2rem; }
  .dash-wrap { grid-template-columns: 1fr; gap: 2rem; }
  .claw-grid { grid-template-columns: 1fr; gap: 2rem; }
  .claw-right { order: -1; }
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-menu-btn { display: flex; }

  .cards3 { grid-template-columns: 1fr; }
  .rules-grid { grid-template-columns: 1fr; }
  .gap-grid { grid-template-columns: 1fr; }
  .variants { grid-template-columns: 1fr; }
  .personas { grid-template-columns: 1fr; }

  .gain-row { grid-template-columns: 56px 1fr; gap: 1rem 1.25rem; }
  .gain-row p { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .slide { padding: calc(var(--nav-h) + 1.5rem) 1.25rem 3.5rem; }
  .cover-fg { padding: calc(var(--nav-h) + 1.5rem) 1.25rem 2.5rem; }
  .slide-num { right: 1.25rem; }
  .mf-badge span { display: none; }
  .mf-badge { padding: 0.5rem 0.7rem; }
  .cover-tagline { margin-left: 0; }
  .open-event { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .std-strip { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
}