/* ============================================================================
   case-study-v2.css — case-study detail + gallery on the homepage system.
   Loads AFTER case-study-premium.css and home-v2.css. White / navy canvas,
   hv2-style headings, 24px cards, navy gradient CTA. The project's own brand
   colour (--b-a) is kept for small accents only (icons, active states).
   ========================================================================== */
.hv2-grad { background: linear-gradient(110deg, #154378, #3D6BA0 55%, #6f9be0); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }

/* canvas + tokens: light only, navy ink */
.csx, :root[data-theme="dark"] .csx {
  --csx-bg: #ffffff; --csx-bg-alt: #f4f7fc; --csx-card: #ffffff;
  --csx-ink: #0b1f3a; --csx-ink-2: #3a4d68; --csx-ink-3: #62748f;
  --csx-line: rgba(21, 67, 120, 0.12);
  --csx-shadow: 0 1px 2px rgba(10, 33, 66, 0.04), 0 18px 40px -26px rgba(21, 67, 120, 0.35);
  --csx-radius: 24px;
  background: #fff; color: var(--csx-ink);
}

/* ── Hero (shares .hx with the homepage) ─────────────────────────────── */
.hx--cs { min-height: 0; display: block; padding-top: calc(var(--navbar-height, 72px) + 28px); padding-bottom: clamp(28px, 4vw, 48px); }
.hx--cs .hx-wrap { min-height: 0; padding-top: 0; padding-bottom: clamp(20px, 3vw, 36px); }
.hx--cs .hx-title { font-size: clamp(2.2rem, 4.6vw, 3.8rem); }
.csx .hx--cs .hx-title { margin: 0 0 16px; }
.csx .hx--cs .hx-sub { margin: 0 0 24px; max-width: 46ch; }
.csx .hx--cs .hx-ctas { margin: 0 0 20px; }
.csx .hx--cs .hx-trust { margin: 0; }
.csx .hx--cs .hx-pill { margin-bottom: 16px; }
.csx .hx--cs ul { padding: 0; }
.hx--cs .csx-crumb { margin-bottom: 14px; font-size: 13px; color: var(--color-text-tertiary); }
.hx--cs .csx-crumb a { color: inherit; } .hx--cs .csx-crumb a:hover { color: var(--color-brand-500); }
.hx--cs .csx-crumb [aria-current] { color: var(--color-text-primary); }
.hx--cs .csx-hero__visual { position: relative; z-index: 1; }
.hx--cs .csx-facts { margin-top: 0; border-radius: 24px; padding: 20px 6px; background: rgba(255,255,255,.85); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px); }
.csx-fact dt { color: var(--csx-accent); }
.csx-tags span { color: var(--csx-accent); background: var(--csx-accent-soft); }
.csx-btn--primary { background: linear-gradient(135deg, #154378, #2c5d9b); box-shadow: 0 14px 28px -12px rgba(21, 67, 120, 0.7); }
.csx-btn--primary:hover { background: linear-gradient(135deg, #0f3562, #154378); }

/* ── Sections: hv2 rhythm, centred heads ─────────────────────────────── */
.csx-sec { padding: clamp(40px, 5.2vw, 68px) 0; background: #fff; }
.csx-sec--alt { background: var(--csx-bg-alt); }
.csx-head { max-width: 720px; margin: 0 auto clamp(24px, 3vw, 36px); text-align: center; }
.csx-eyebrow { gap: 10px; margin-bottom: 12px; font-size: 11.5px; letter-spacing: 0.14em; color: var(--color-brand-500); }
.csx-eyebrow b { font-family: inherit; font-size: inherit; color: var(--csx-accent); }
.csx-eyebrow i { width: 22px; height: 2px; background: var(--csx-accent); }
.csx-h2, .csx-final h2 { font-size: clamp(1.6rem, 2.9vw, 2.3rem); font-weight: 700; line-height: 1.15; letter-spacing: -0.025em; color: var(--csx-ink); }
.csx-h2 em { font-style: normal; background: linear-gradient(110deg, #154378, #3D6BA0 55%, #6f9be0); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.csx-sub { margin-inline: auto; font-size: 1rem; color: var(--csx-ink-2); }
.csx-minihead { display: block; margin: 0 0 12px; font-size: 11.5px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--color-brand-500); }
.csx-note { text-align: center; }

/* cards */
.csx-card { border-radius: var(--csx-radius); padding: 22px; }
.csx-card:hover { border-color: rgba(var(--b-rgb, 21, 67, 120), 0.4); box-shadow: 0 24px 44px -26px rgba(var(--b-rgb, 21, 67, 120), 0.5); }
.csx-ico { color: #fff; background: linear-gradient(145deg, var(--csx-accent), var(--csx-accent-2)); box-shadow: 0 10px 20px -10px var(--csx-accent); }

/* ── Story (challenge + approach) ────────────────────────────────────── */
.csx-story { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(18px, 2.6vw, 32px); }
.csx-story__col { padding: clamp(22px, 2.6vw, 32px); border-radius: var(--csx-radius); background: var(--csx-card); border: 1px solid var(--csx-line); box-shadow: var(--csx-shadow); }
.csx-story__txt { font-size: 1rem; line-height: 1.7; color: var(--csx-ink-2); }
.csx-probs { display: grid; gap: 10px; margin-top: 18px; }
.csx-prob { display: flex; gap: 12px; align-items: flex-start; padding: 12px 14px; border-radius: 16px; background: rgba(21, 67, 120, 0.05); }
.csx-prob .csx-ico { width: 34px; height: 34px; margin: 0; border-radius: 11px; }
.csx-prob h3 { margin: 0 0 2px; font-size: .98rem; } .csx-prob p { font-size: .88rem; line-height: 1.5; color: var(--csx-ink-2); }
.csx-chipsteps { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }
.csx-chipstep { display: inline-flex; align-items: center; gap: 8px; padding: 7px 14px 7px 8px; border-radius: 999px; font-size: 13.5px; font-weight: 600; color: var(--csx-ink); background: var(--csx-bg-alt); border: 1px solid var(--csx-line); transition: transform 240ms var(--ease-out), background 240ms, color 240ms; }
.csx-chipstep span { display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; font-size: 11px; font-weight: 700; color: #fff; background: linear-gradient(145deg, var(--csx-accent), var(--csx-accent-2)); }
.csx-chipstep:hover { transform: translateY(-3px); background: #fff; }

/* ── Requirements / design / solution tighten ────────────────────────── */
.csx-req ul { gap: 8px; margin-top: 10px; }
.csx-shots { gap: 14px; margin-bottom: 18px; }
.csx-explorer { gap: clamp(18px, 3vw, 36px); }
.csx-feat { border-radius: 20px; }
.csx-feat.is-active, .csx-feat:hover { border-color: rgba(var(--b-rgb, 21, 67, 120), 0.5); box-shadow: 0 20px 38px -24px rgba(var(--b-rgb, 21, 67, 120), 0.55); }
.csx-feat__n { color: var(--csx-accent); }

/* ── Built & delivered ───────────────────────────────────────────────── */
.csx-techrow { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; margin: 0 0 22px; }
.csx-techrow li { padding: 9px 18px; border-radius: 999px; font-size: 14px; font-weight: 700; color: var(--csx-ink); background: #fff; border: 1px solid var(--csx-line); box-shadow: 0 8px 20px -16px rgba(21, 67, 120, 0.5); transition: transform 240ms var(--ease-out), border-color 240ms; cursor: default; }
.csx-techrow li:hover { transform: translateY(-3px); border-color: rgba(21, 67, 120, 0.45); }
.csx-arch { margin-bottom: 22px; }
.csx-rowcards { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(14px, 2vw, 22px); }
.csx-rowcard { padding: 22px 24px; border-radius: var(--csx-radius); background: #fff; border: 1px solid var(--csx-line); box-shadow: var(--csx-shadow); }
.csx-pipe-row { display: flex; flex-wrap: wrap; gap: 8px; }
.csx-pipe-row li { display: inline-flex; align-items: center; gap: 8px; padding: 6px 14px 6px 6px; border-radius: 999px; font-size: 13.5px; font-weight: 600; color: var(--csx-ink); background: var(--csx-bg-alt); }
.csx-pipe-row li span { display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; font-size: 11px; font-weight: 700; color: #fff; background: linear-gradient(145deg, var(--csx-accent), var(--csx-accent-2)); }

/* ── Results ─────────────────────────────────────────────────────────── */
.csx-metrics li b { background: linear-gradient(120deg, var(--csx-accent), var(--csx-accent-2)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.csx-outcome p { font-size: 14.5px; }

/* ── Closing band: same navy as homepage stats/CTA ───────────────────── */
.csx-final { padding: clamp(40px, 5vw, 64px) 0; background: #fff; }
.csx-final__card { position: relative; overflow: hidden; text-align: center; color: #fff; border-radius: 32px; padding: clamp(36px, 5vw, 64px) clamp(22px, 4vw, 56px); background: linear-gradient(160deg, #071a33 0%, #0e2f55 55%, #154378 100%); box-shadow: 0 40px 80px -40px rgba(7, 26, 51, 0.8); }
.csx-final__card::before { content: ''; position: absolute; width: 420px; height: 420px; top: -180px; right: -100px; border-radius: 50%; background: radial-gradient(closest-side, rgba(var(--b-rgb-dk, 138, 179, 255), .4), transparent); }
.csx-final__card > * { position: relative; }
.csx-final h2 { color: #fff; } .csx-final h2 em { background: none; -webkit-text-fill-color: var(--b-a2-dk, #8AB3FF); color: var(--b-a2-dk, #8AB3FF); }
.csx-final p { color: rgba(255,255,255,.78); }
.csx-btn--light { color: #0b1f3a; }
.csx-next { color: rgba(255,255,255,.85); }

@media (max-width: 900px) {
  .csx-story, .csx-rowcards { grid-template-columns: 1fr; }
}

/* ── Gallery page ────────────────────────────────────────────────────── */
.hx--gallery .hx-title { font-size: clamp(2rem, 4.2vw, 3.5rem); }
.csg-stage { aspect-ratio: 1 / 0.9; }
.csg-ph .hx-f { overflow: hidden; border-radius: 18px; background: #fff; border: 1px solid rgba(21, 67, 120, 0.14); box-shadow: 0 40px 70px -34px rgba(10, 33, 66, 0.55); }
.csg-ph img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top center; }
.csg-ph .hx-bar { display: flex; }
.csg-ph--a { left: 2%; top: 4%; width: 70%; z-index: 1; } .csg-ph--a .hx-f { transform: rotate(-3deg); }
.csg-ph--b { right: 0; top: 30%; width: 64%; z-index: 2; } .csg-ph--b .hx-f { animation-delay: -2s; transform: rotate(2.5deg); }
.csg-ph--c { left: 12%; bottom: 2%; width: 56%; z-index: 3; } .csg-ph--c .hx-f { animation-delay: -4s; transform: rotate(-1.5deg); }
.cs-gallery { padding-top: clamp(36px, 4.5vw, 60px); }
.cs-gallery .hv2-tabs { margin-bottom: clamp(24px, 3.4vw, 40px); }
.cs-gallery .hv2-wk { --brand: #154378; }
.cs-gallery__empty { margin-top: 24px; text-align: center; color: var(--color-text-tertiary); }
.about-cta { background: linear-gradient(160deg, #071a33 0%, #0e2f55 55%, #154378 100%); }

/* Wide (≈2:1) web captures: show the whole screenshot, don't crop to 16:10 */
.csx-shots { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.csx-shots .cs-shot__img { aspect-ratio: auto; height: auto; }
.csx-shots .csx-shot:last-child:nth-child(odd) { grid-column: 1 / -1; }
.csx-laptop__screen img, .csx-frame img { aspect-ratio: auto; }
@media (max-width: 640px) { .csx-shots { grid-template-columns: 1fr; } }

/* Tech icons */
.csx-ti { display: inline-grid; place-items: center; flex: none; width: 24px; height: 24px; margin-right: 8px; vertical-align: middle; }
.csx-ti img { width: 20px; height: 20px; object-fit: contain; }
.csx-ti--mono { width: 26px; height: 26px; border-radius: 8px; font-size: 10px; font-weight: 800; letter-spacing: 0; color: #fff; background: linear-gradient(145deg, var(--csx-accent), var(--csx-accent-2)); }
.csx-techrow li, .csx-layer__items b { display: inline-flex; align-items: center; }

/* Subtle brand accent: hero glow, tinted per project (everything else stays navy) */
.hx--cs .hx-blob--1 { background: rgba(var(--b-rgb, 61, 107, 160), 0.30); }
.hx--cs .hx-blob--3 { background: rgba(var(--b-rgb, 138, 179, 255), 0.22); }
.hx--cs .hx-trust svg { background: linear-gradient(145deg, var(--csx-accent), var(--csx-accent-2)); }
.csx-req li svg, .csx-check { color: var(--csx-accent); }