/* ============================================================
   Celva Bio — Proof page
   A clinical dossier: exhibits, ledger, evidence index.
   Namespace: .proof-*
   ============================================================ */

.proof { --gutter: clamp(20px, 4vw, 56px); }
.proof .container-xl     { max-width: 1360px; margin: 0 auto; padding: 0 var(--gutter); }
.proof .container-wide   { max-width: 1240px; margin: 0 auto; padding: 0 var(--gutter); }
.proof .container-reading{ max-width: 820px;  margin: 0 auto; padding: 0 var(--gutter); }

/* Reuse the .mono primitive already defined in experience.css */
.proof .mono {
  font-family: 'JetBrains Mono', ui-monospace, Menlo, monospace;
  font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-muted); font-weight: 500;
}
.proof .mono--accent { color: var(--accent-blue); }
.proof .mono--ice    { color: var(--accent-ice); }

/* ============================================================
   Breadcrumb
   ============================================================ */
.proof-crumb {
  max-width: 1360px; margin: 0 auto;
  padding: 20px var(--gutter) 36px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--ink-muted);
}
.proof-crumb a { color: var(--ink-muted); border: 0; }
.proof-crumb a:hover { color: var(--accent-blue); }
.proof-crumb__sep { margin: 0 10px; opacity: 0.5; }
.proof-crumb__section { color: var(--ink-muted); }
.proof-crumb__current { color: var(--ink); }

/* ============================================================
   HERO — dark, editorial, with a running patient-voice ticker
   ============================================================ */
.proof-hero {
  background: var(--navy-brand);
  color: #fff;
  padding-top: clamp(56px, 8vw, 120px);
  padding-bottom: clamp(56px, 8vw, 110px);
  position: relative; overflow: hidden;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.proof-hero::before {
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 900px 500px at 85% 15%, rgba(124,169,209,0.15), transparent 60%),
    radial-gradient(ellipse 700px 400px at 10% 90%, rgba(45,110,177,0.22), transparent 60%);
  pointer-events:none;
}
.proof-hero__inner {
  position: relative; z-index: 1;
  max-width: 1360px; margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: 1.3fr 1fr;
  gap: clamp(48px, 6vw, 96px); align-items: end;
}
.proof-hero__tag {
  display: flex; gap: 24px; align-items: center; flex-wrap: wrap;
  margin-bottom: 40px;
}
.proof-hero__tag .mono { color: rgba(255,255,255,0.55); }
.proof-hero__tag .mono--accent { color: var(--accent-ice); }

.proof-hero__h1 {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(3rem, 6.8vw, 6.5rem);
  line-height: 0.98; letter-spacing: -0.022em;
  color: #fff; margin: 0 0 28px;
  text-wrap: balance;
}
.proof-hero__h1 em { font-style: italic; color: var(--accent-ice); font-weight: 400; }

.proof-hero__lede {
  font-size: 19px; line-height: 1.6; color: rgba(255,255,255,0.78);
  max-width: 560px; margin: 0 0 40px;
}

.proof-hero__ctas { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; margin-bottom: 56px; }
.proof-hero__ctas .btn--ice {
  background: var(--accent-ice); color: var(--ink); border-color: var(--accent-ice);
}
.proof-hero__ctas .btn--ice:hover { background: #fff; border-color: #fff; transform: translateY(-3px); }
.proof-hero__ctas .cta-link {
  color: rgba(255,255,255,0.78); border-color: rgba(255,255,255,0.25);
}
.proof-hero__ctas .cta-link:hover { color: #fff; border-color: #fff; }

/* Hero metrics (evidence dossier in miniature) */
.proof-hero__metrics {
  display: grid; grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255,255,255,0.12);
  padding-top: 24px; max-width: 680px;
}
.proof-hero__metric { padding-right: 24px; }
.proof-hero__metric + .proof-hero__metric { padding-left: 24px; border-left: 1px solid rgba(255,255,255,0.12); }
.proof-hero__metric-n {
  font-family: var(--font-display); font-weight: 300; font-size: 42px;
  color: #fff; line-height: 1; letter-spacing: -0.02em; font-variant-numeric: tabular-nums;
}
.proof-hero__metric-n em { font-style: italic; color: var(--accent-ice); }
.proof-hero__metric-l {
  margin-top: 10px; font-size: 12px; color: rgba(255,255,255,0.6);
  letter-spacing: 0.02em; line-height: 1.5; max-width: 180px;
}

/* Right column: voice ticker — stacked exhibit cards */
.proof-hero__voices {
  display: flex; flex-direction: column; gap: 1px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
}
.proof-voice {
  background: rgba(11,29,58,0.55); backdrop-filter: blur(6px);
  padding: 22px 24px;
  display: flex; flex-direction: column; gap: 10px;
}
.proof-voice__meta {
  display: flex; justify-content: space-between; align-items: center;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.proof-voice__meta b { color: var(--accent-ice); font-weight: 500; }
.proof-voice__q {
  font-family: var(--font-display); font-style: italic; font-weight: 400;
  font-size: 17px; line-height: 1.4; color: #fff; margin: 0;
}
.proof-voice__q::before { content:'“'; color: var(--accent-ice); margin-right: 2px; }
.proof-voice__q::after  { content:'”'; color: var(--accent-ice); }
.proof-voice__cite {
  font-family: var(--font-body); font-size: 11px; letter-spacing: 0.14em;
  text-transform: uppercase; color: rgba(255,255,255,0.55);
}

@media (max-width: 980px) {
  .proof-hero__inner { grid-template-columns: 1fr; gap: 48px; align-items: start; }
  .proof-hero__metrics { grid-template-columns: 1fr 1fr; gap: 0; max-width: 100%; }
  .proof-hero__metric:nth-child(3) { grid-column: span 2; margin-top: 16px; padding-top: 16px; border-top: 1px solid rgba(255,255,255,0.1); border-left: 0; padding-left: 0; }
}
/* ============================================================
   PATIENT ARCS — three stacked, visual cards
   ============================================================ */
.proof-arcs {
  background: #fff;
  padding: clamp(80px, 10vw, 140px) 0 clamp(60px, 8vw, 100px);
  border-bottom: 1px solid var(--border);
}
.proof-arcs__head {
  max-width: 1360px; margin: 0 auto 64px; padding: 0 var(--gutter);
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(40px, 6vw, 88px); align-items: end;
}
.proof-arcs__head h2 {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(2.4rem, 4.5vw, 4rem); line-height: 1.04;
  letter-spacing: -0.018em; color: var(--ink); margin: 14px 0 0;
  text-wrap: balance;
}
.proof-arcs__head h2 em { font-style: italic; color: var(--accent-blue); font-weight: 400; }
.proof-arcs__head p {
  font-size: 17px; line-height: 1.7; color: var(--ink-soft); margin: 0;
  max-width: 500px;
}
@media (max-width: 900px) { .proof-arcs__head { grid-template-columns: 1fr; align-items: start; } }

.proof-arc {
  max-width: 1360px; margin: 0 auto 28px; padding: 0 var(--gutter);
}
.proof-arc__head {
  display: grid;
  grid-template-columns: 96px 240px 1fr 1.2fr;
  gap: 32px; align-items: center;
  padding: 24px 32px;
  background: var(--accent-wash);
  border: 1px solid var(--border);
  border-bottom: 0;
}
.proof-arc__head--mixed { background: #faf5ec; }

.proof-arc__portrait {
  width: 96px; height: 96px; border-radius: 50%; overflow: hidden;
  background: #eef2f6; flex: none;
  border: 2px solid #fff;
  box-shadow: 0 2px 10px rgba(11,29,58,0.08);
}
.proof-arc__portrait svg,
.proof-arc__portrait img { width: 100%; height: 100%; display: block; object-fit: cover; }

.proof-arc__id {
  display: flex; flex-direction: column; gap: 6px;
}
.proof-arc__n {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent-blue); font-weight: 500;
}
.proof-arc__persona {
  font-family: var(--font-display); font-weight: 400;
  font-size: 26px; line-height: 1.1; color: var(--ink);
  letter-spacing: -0.015em;
}
.proof-arc__persona em {
  font-style: italic; color: #c0944a; font-weight: 400; font-size: 18px; margin-left: 6px;
}

.proof-arc__head-meta dl {
  display: grid; grid-template-columns: auto 1fr; gap: 6px 14px;
  margin: 0; font-size: 13px;
}
.proof-arc__head-meta dt {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-muted); padding-top: 2px;
}
.proof-arc__head-meta dd { margin: 0; color: var(--ink); font-weight: 500; }
.proof-arc__head-meta dd em { font-style: italic; color: var(--accent-blue); font-weight: 400; }

.proof-arc__quote {
  margin: 0;
  font-family: var(--font-display); font-style: italic; font-weight: 300;
  font-size: clamp(18px, 1.7vw, 22px); line-height: 1.35; color: var(--ink);
  border-left: 2px solid var(--accent-blue);
  padding-left: 20px;
  text-wrap: balance;
}
.proof-arc__quote span {
  font-family: var(--font-display); color: var(--accent-blue);
  font-size: 1.2em; font-style: italic;
}

.proof-arc__body {
  display: grid; grid-template-columns: 1.7fr 1fr;
  gap: 0;
  background: #fff;
  border: 1px solid var(--border);
  border-top: 0;
}
.proof-arc__chart {
  padding: 28px 32px;
  border-right: 1px solid var(--border);
}
.proof-arc__chart svg { width: 100%; height: auto; display: block; max-height: 320px; }

.proof-arc__side {
  padding: 28px 32px;
  background: #fafbfc;
  display: flex; flex-direction: column; gap: 20px;
}
.proof-arc__anatomy {
  display: flex; flex-direction: column; align-items: center;
  padding-bottom: 18px; border-bottom: 1px solid var(--border);
}
.proof-arc__anatomy svg { width: 120px; height: auto; display: block; }

/* Video thumbnail inside each arc's sidebar */
.proof-arc__video {
  position: relative; display: block; overflow: hidden;
  border: 1px solid var(--border); background: #0b1d3a;
  aspect-ratio: 16 / 10;
  margin-bottom: 18px;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.proof-arc__video:hover { transform: translateY(-1px); box-shadow: 0 8px 20px rgba(11,29,58,0.14); }
.proof-arc__video img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  opacity: 0.88; transition: opacity 0.2s ease, transform 0.4s ease;
}
.proof-arc__video:hover img { opacity: 1; transform: scale(1.02); }
.proof-arc__video::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(11,29,58,0) 40%, rgba(11,29,58,0.75) 100%);
  pointer-events: none;
}
.proof-arc__video-play {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 54px; height: 54px; border-radius: 50%;
  background: rgba(255,255,255,0.94); backdrop-filter: blur(4px);
  display: grid; place-items: center;
  box-shadow: 0 4px 14px rgba(11,29,58,0.3);
  z-index: 1;
  transition: transform 0.2s ease, background 0.2s ease;
}
.proof-arc__video:hover .proof-arc__video-play { transform: translate(-50%, -50%) scale(1.08); background: #fff; }
.proof-arc__video-play svg { width: 20px; height: 20px; margin-left: 3px; fill: var(--ink); }
.proof-arc__video-meta {
  position: absolute; left: 14px; right: 14px; bottom: 12px;
  display: flex; justify-content: space-between; align-items: end;
  color: #fff; z-index: 1;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
}
.proof-arc__video-meta strong {
  display: block; font-family: var(--font-display); font-weight: 400;
  font-style: italic; font-size: 15px; letter-spacing: -0.01em;
  text-transform: none; margin-bottom: 2px; color: #fff;
}
.proof-arc__video-meta span { opacity: 0.85; }
.proof-arc__video-meta .proof-arc__video-dur {
  background: rgba(255,255,255,0.18); padding: 3px 7px;
  border: 1px solid rgba(255,255,255,0.28);
  opacity: 1;
}

/* ============================================================
   VIDEO MODAL
   ============================================================ */
.proof-modal {
  position: fixed; inset: 0; z-index: 1000;
  display: none;
  background: rgba(6, 14, 28, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.proof-modal.is-open { display: flex; }
.proof-modal__close {
  position: absolute; top: 20px; right: 24px;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.2);
  color: #fff; font-size: 22px; line-height: 1;
  cursor: pointer; display: grid; place-items: center;
  transition: background 0.2s ease, transform 0.2s ease;
  z-index: 2;
}
.proof-modal__close:hover { background: rgba(255,255,255,0.14); transform: scale(1.05); }

.proof-modal__inner {
  margin: auto; width: min(1180px, 92vw); height: min(680px, 92vh);
  display: grid; grid-template-columns: 1.55fr 1fr;
  background: #0b1d3a; color: #fff;
  border: 1px solid rgba(255,255,255,0.1);
  overflow: hidden;
  animation: proofModalIn 0.26s cubic-bezier(0.22, 0.9, 0.35, 1);
}
@keyframes proofModalIn {
  from { opacity: 0; transform: translateY(10px) scale(0.98); }
  to   { opacity: 1; transform: none; }
}

/* Video pane */
.proof-modal__video {
  position: relative; background: #000;
  display: flex; flex-direction: column; min-width: 0;
  min-height: 0;
}
.proof-modal__player {
  position: relative; aspect-ratio: 16 / 9;
  background: #000; overflow: hidden;
}
.proof-modal__player img, .proof-modal__player video {
  width: 100%; height: 100%; object-fit: cover; display: block;
}
.proof-modal__player::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.1) 0%, rgba(0,0,0,0.55) 100%);
  pointer-events: none;
}
.proof-modal__play-big {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 88px; height: 88px; border-radius: 50%;
  background: rgba(255,255,255,0.95);
  display: grid; place-items: center;
  cursor: pointer; border: 0;
  box-shadow: 0 10px 40px rgba(0,0,0,0.4);
  z-index: 2;
  transition: transform 0.2s ease, background 0.2s ease;
}
.proof-modal__play-big:hover { transform: translate(-50%, -50%) scale(1.06); }
.proof-modal__play-big svg { width: 32px; height: 32px; margin-left: 5px; fill: #0b1d3a; }

.proof-modal__controls {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 12px 18px 14px;
  display: flex; align-items: center; gap: 14px;
  color: #fff;
  background: linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.75) 100%);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px; letter-spacing: 0.06em;
}
.proof-modal__scrub {
  flex: 1; height: 3px; background: rgba(255,255,255,0.22);
  border-radius: 2px; position: relative; overflow: hidden;
  cursor: pointer;
}
.proof-modal__scrub-fill {
  position: absolute; top: 0; bottom: 0; left: 0; width: 0%;
  background: #fff;
}
.proof-modal__scrub-dot {
  position: absolute; top: 50%; width: 11px; height: 11px; border-radius: 50%;
  background: #fff; transform: translate(-50%, -50%);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.2);
  left: 0%;
}
.proof-modal__time { color: rgba(255,255,255,0.85); }
.proof-modal__ctrlbtn {
  width: 28px; height: 28px; border-radius: 50%;
  background: transparent; border: 0; color: #fff;
  cursor: pointer; display: grid; place-items: center; padding: 0;
}
.proof-modal__ctrlbtn:hover { background: rgba(255,255,255,0.1); }
.proof-modal__ctrlbtn svg { width: 14px; height: 14px; fill: #fff; }

.proof-modal__disc {
  padding: 18px 24px 20px;
  background: #0b1d3a;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; align-items: center; gap: 12px;
  font-size: 12px; color: rgba(255,255,255,0.6);
  line-height: 1.5;
}
.proof-modal__disc svg { flex: none; }
.proof-modal__disc strong { color: rgba(255,255,255,0.88); font-weight: 500; }

/* Side pane */
.proof-modal__side {
  padding: 32px 32px 28px;
  overflow-y: auto;
  min-height: 0;
  display: flex; flex-direction: column;
  border-left: 1px solid rgba(255,255,255,0.08);
  background: #0a1a33;
}
.proof-modal__side::-webkit-scrollbar { width: 6px; }
.proof-modal__side::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.12); border-radius: 3px; }

.proof-modal__kicker {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--accent-ice, #7ca9d1); margin-bottom: 12px;
  display: flex; align-items: center; gap: 10px;
}
.proof-modal__kicker::before {
  content: ''; display: inline-block; width: 6px; height: 6px;
  background: #d0443a; border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(208,68,58,0.2);
  animation: recPulse 2s ease-in-out infinite;
}
@keyframes recPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.85); }
}

.proof-modal__name {
  font-family: var(--font-display); font-weight: 300;
  font-size: 32px; line-height: 1.12; letter-spacing: -0.02em;
  margin: 0 0 4px; color: #fff;
}
.proof-modal__name em { font-style: italic; color: var(--accent-ice, #7ca9d1); }
.proof-modal__sub {
  font-size: 13px; color: rgba(255,255,255,0.6);
  margin: 0 0 22px;
}

.proof-modal__meta {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 14px 20px;
  padding: 16px 0 20px;
  border-top: 1px dashed rgba(255,255,255,0.14);
  border-bottom: 1px dashed rgba(255,255,255,0.14);
  margin-bottom: 22px;
}
.proof-modal__meta dt {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.5); margin-bottom: 3px;
}
.proof-modal__meta dd {
  margin: 0; font-size: 14px; color: rgba(255,255,255,0.92); font-weight: 500;
}

.proof-modal__section-h {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase;
  color: rgba(255,255,255,0.5); margin: 0 0 12px;
}

.proof-modal__chapters {
  list-style: none; padding: 0; margin: 0 0 26px;
  display: flex; flex-direction: column; gap: 1px;
}
.proof-modal__chapters li {
  display: grid; grid-template-columns: 50px 1fr; gap: 14px;
  padding: 10px 12px; align-items: baseline;
  background: rgba(255,255,255,0.03);
  cursor: pointer;
  transition: background 0.15s ease;
  border-left: 2px solid transparent;
}
.proof-modal__chapters li:hover { background: rgba(255,255,255,0.07); border-left-color: var(--accent-ice, #7ca9d1); }
.proof-modal__chapters li.is-active {
  background: rgba(124,169,209,0.12);
  border-left-color: var(--accent-ice, #7ca9d1);
}
.proof-modal__chapters time {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px; color: rgba(255,255,255,0.55);
  font-variant-numeric: tabular-nums;
}
.proof-modal__chapters b {
  font-family: var(--font-display); font-weight: 400;
  font-size: 14px; line-height: 1.35; color: #fff;
}

.proof-modal__related {
  list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 8px;
}
.proof-modal__related a {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px;
  background: rgba(255,255,255,0.03);
  color: #fff; text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease;
}
.proof-modal__related a:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.14);
}
.proof-modal__related-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-blue, #2d6eb1); flex: none;
}
.proof-modal__related b {
  font-weight: 500; font-size: 13px; flex: 1;
}
.proof-modal__related em {
  font-style: normal; font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; color: rgba(255,255,255,0.55); letter-spacing: 0.1em;
}

@media (max-width: 860px) {
  .proof-modal__inner {
    grid-template-columns: 1fr; max-height: 96vh;
    width: 94vw;
  }
  .proof-modal__side { border-left: 0; border-top: 1px solid rgba(255,255,255,0.08); padding: 22px 22px 24px; }
  .proof-modal__name { font-size: 24px; }
  .proof-modal__close { top: 10px; right: 10px; width: 40px; height: 40px; }
}

body.proof-modal-open { overflow: hidden; }
.proof-arc__anatomy-cap {
  margin-top: 10px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--ink-muted); text-align: center;
}

.proof-arc__dossier {
  display: grid; grid-template-columns: auto 1fr; gap: 10px 16px;
  margin: 0; font-size: 13px;
}
.proof-arc__dossier dt {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-muted); padding-top: 3px;
}
.proof-arc__dossier dd { margin: 0; color: var(--ink); line-height: 1.5; }
.proof-arc__dossier dd b { font-weight: 600; color: var(--accent-blue); }
.proof-arc__caveat { color: var(--ink-muted) !important; font-style: italic; font-size: 12.5px; }

.proof-arc__mixed-banner {
  background: #faf5ec;
  border: 1px solid #e7dcc9;
  padding: 14px 16px;
  border-radius: 2px;
}
.proof-arc__mixed-label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: #c0944a; font-weight: 600; display: block; margin-bottom: 6px;
}
.proof-arc__mixed-banner p {
  margin: 0; font-size: 12.5px; line-height: 1.55; color: var(--ink-soft);
}

@media (max-width: 1100px) {
  .proof-arc__head {
    grid-template-columns: 80px 1fr; gap: 20px;
    padding: 20px 24px;
  }
  .proof-arc__portrait { width: 80px; height: 80px; }
  .proof-arc__id { grid-column: 2; }
  .proof-arc__head-meta { grid-column: 1 / -1; }
  .proof-arc__head-meta dl { grid-template-columns: repeat(2, auto 1fr); gap: 8px 14px; }
  .proof-arc__quote { grid-column: 1 / -1; padding: 14px 16px 0; border-left: 0; border-top: 1px solid rgba(11,29,58,0.12); }
  .proof-arc__body { grid-template-columns: 1fr; }
  .proof-arc__chart { border-right: 0; border-bottom: 1px solid var(--border); }
}
@media (max-width: 600px) {
  .proof-arc__head-meta dl { grid-template-columns: auto 1fr; }
}

.proof-arcs__disclaimer {
  max-width: 1360px; margin: 40px auto 0; padding: 0 var(--gutter);
  font-size: 13px; line-height: 1.65; color: var(--ink-muted);
  border-top: 1px dashed var(--border); padding-top: 20px;
}
.proof-arcs__disclaimer .mono { margin-right: 12px; color: var(--ink-muted); }
.proof-arcs__disclaimer .mono--muted { color: var(--ink-muted); }

/* More stories CTA band after arcs */
.proof-arcs__more {
  max-width: 1360px; margin: 40px auto 0; padding: 0 var(--gutter);
}
.proof-arcs__more-inner {
  display: grid; grid-template-columns: 1fr auto; align-items: center;
  gap: 24px;
  padding: 28px 32px;
  background: var(--ink);
  color: #fff;
  border: 1px solid var(--ink);
}
.proof-arcs__more-text { display: flex; flex-direction: column; gap: 6px; }
.proof-arcs__more-text span {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}
.proof-arcs__more-text h3 {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(20px, 2vw, 26px); line-height: 1.25;
  margin: 0; color: #fff; text-wrap: balance;
}
.proof-arcs__more-text h3 em { font-style: italic; color: #fff; opacity: 0.85; }
.proof-arcs__more-links { display: flex; flex-direction: column; gap: 10px; }
.proof-arcs__more-links a {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 12px; letter-spacing: 0.14em; text-transform: uppercase;
  color: #fff; text-decoration: none;
  padding: 10px 18px; border: 1px solid rgba(255,255,255,0.4);
  display: inline-flex; align-items: center; justify-content: space-between; gap: 16px;
  min-width: 260px;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.proof-arcs__more-links a:hover { background: rgba(255,255,255,0.1); border-color: #fff; }
.proof-arcs__more-links a em { font-style: normal; opacity: 0.7; font-size: 11px; }
@media (max-width: 700px) {
  .proof-arcs__more-inner { grid-template-columns: 1fr; }
  .proof-arcs__more-links a { min-width: 0; }
}

/* ============================================================
   DECLINE FILTER — visual ratio + reasons (replaces text-heavy decline section)
   ============================================================ */
.proof-filter {
  background: var(--accent-wash);
  padding: clamp(80px, 10vw, 130px) 0;
  border-bottom: 1px solid var(--border);
}
.proof-filter__inner {
  max-width: 1240px; margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: 0.85fr 1.15fr; gap: clamp(48px, 6vw, 88px); align-items: center;
}
.proof-filter__text h2 {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(2rem, 3.8vw, 3.25rem); line-height: 1.05;
  letter-spacing: -0.018em; color: var(--ink); margin: 14px 0 0;
  text-wrap: balance;
}
.proof-filter__text h2 em { font-style: italic; color: var(--accent-blue); font-weight: 400; }
.proof-filter__text p {
  font-size: 16px; line-height: 1.75; color: var(--ink-soft);
  margin: 20px 0 0; max-width: 420px;
}

.proof-filter__viz {
  background: #fff; border: 1px solid var(--border);
  padding: 32px 36px;
  display: flex; flex-direction: column; gap: 28px;
}
.proof-filter__funnel {
  padding-bottom: 24px; border-bottom: 1px solid var(--border);
}
.proof-filter__row {
  display: grid; grid-template-columns: repeat(10, 1fr); gap: 10px;
  margin-bottom: 20px;
}
.proof-figure { width: 100%; aspect-ratio: 24/32; }
.proof-figure--in { color: var(--accent-blue); }
.proof-figure--out { color: #b3342b; opacity: 0.85; }
.proof-filter__ratio {
  display: flex; gap: 32px; align-items: baseline; justify-content: space-between;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
}
.proof-filter__ratio > div {
  display: flex; align-items: baseline; gap: 10px;
}
.proof-filter__ratio b {
  font-family: var(--font-display); font-weight: 300; font-size: 44px;
  line-height: 1; color: var(--accent-blue); letter-spacing: -0.03em;
}
.proof-filter__ratio-decl b { color: #b3342b; }
.proof-filter__ratio span {
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-muted);
}

.proof-filter__reasons {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 14px;
}
.proof-filter__reasons li {
  display: grid; grid-template-columns: 28px 1fr; gap: 14px; align-items: start;
  padding-top: 14px; border-top: 1px solid var(--border);
  font-size: 14px; line-height: 1.6; color: var(--ink-soft);
}
.proof-filter__reasons li:first-child { border-top: 0; padding-top: 0; }
.proof-filter__reasons b {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 11px; letter-spacing: 0.14em; color: var(--accent-blue);
  padding-top: 2px;
}
.proof-filter__reasons strong {
  display: block; color: var(--ink); font-weight: 500; margin-bottom: 2px;
}

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

/* ============================================================
   EVIDENCE GRID — visual, scannable, 11 papers
   ============================================================ */
.proof-grid {
  background: var(--navy-brand); color: #fff;
  padding: clamp(80px, 10vw, 140px) 0;
  position: relative; overflow: hidden;
}
.proof-grid::before {
  content:''; position:absolute; inset:0;
  background: radial-gradient(ellipse 900px 500px at 80% 20%, rgba(124,169,209,0.12), transparent 60%);
  pointer-events:none;
}
.proof-grid__inner {
  position: relative; z-index: 1;
  max-width: 1360px; margin: 0 auto; padding: 0 var(--gutter);
}
.proof-grid__head {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(32px, 6vw, 72px);
  align-items: end; margin-bottom: 32px; padding-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.proof-grid__head h2 {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(2.2rem, 4vw, 3.5rem); line-height: 1.04;
  letter-spacing: -0.018em; color: #fff; margin: 14px 0 0;
  text-wrap: balance;
}
.proof-grid__head h2 em { font-style: italic; color: var(--accent-ice); font-weight: 400; }
.proof-grid__head p {
  font-size: 16px; line-height: 1.65; color: rgba(255,255,255,0.75); margin: 0; max-width: 480px;
}
@media (max-width: 900px) { .proof-grid__head { grid-template-columns: 1fr; } }

.proof-grid__legend {
  display: flex; gap: 24px; flex-wrap: wrap;
  padding-bottom: 28px; margin-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.75); align-items: center;
}
.proof-grid__dot {
  display: inline-block; width: 10px; height: 10px; border-radius: 50%;
  margin-right: -16px;
}
.proof-grid__dot--a { background: #7ca9d1; }
.proof-grid__dot--b { background: #d1b570; }
.proof-grid__dot--c { background: rgba(255,255,255,0.5); }

.proof-grid__list {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
}
.proof-paper {
  background: rgba(11,29,58,0.7); backdrop-filter: blur(4px);
  padding: 24px 26px 22px;
  display: flex; flex-direction: column; gap: 12px;
  transition: background 300ms;
}
.proof-paper:hover { background: rgba(11,29,58,0.95); }
.proof-paper__tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 2px;
  width: fit-content;
}
.proof-paper__tag::before {
  content:''; width: 6px; height: 6px; border-radius: 50%;
}
.proof-paper__tag--a { color: #7ca9d1; background: rgba(124,169,209,0.12); }
.proof-paper__tag--a::before { background: #7ca9d1; }
.proof-paper__tag--b { color: #d1b570; background: rgba(209,181,112,0.12); }
.proof-paper__tag--b::before { background: #d1b570; }
.proof-paper__tag--c { color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.06); }
.proof-paper__tag--c::before { background: rgba(255,255,255,0.5); }

.proof-paper__area {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.proof-paper h4 {
  font-family: var(--font-display); font-weight: 400;
  font-size: 18px; line-height: 1.25; margin: 0;
  letter-spacing: -0.01em;
}
.proof-paper h4 a {
  color: #fff; border: 0; border-bottom: 1px solid transparent;
  transition: border-color 200ms;
}
.proof-paper h4 a:hover { border-bottom-color: var(--accent-ice); }
.proof-paper p {
  font-size: 13px; line-height: 1.55; color: rgba(255,255,255,0.7); margin: 0;
}
.proof-paper p em { font-style: italic; color: rgba(255,255,255,0.85); }

.proof-grid__foot {
  margin-top: 36px; text-align: right;
}

@media (max-width: 1100px) { .proof-grid__list { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px)  { .proof-grid__list { grid-template-columns: 1fr; } }

}

/* ============================================================
   CREDENTIALS BAR — thin strip, ISO/COFEPRIS/etc.
   ============================================================ */
.proof-creds {
  background: #fff; border-bottom: 1px solid var(--border);
  padding: 36px 0;
}
.proof-creds__inner {
  max-width: 1240px; margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px;
  background: var(--border); border: 1px solid var(--border);
}
.proof-cred {
  background: #fff; padding: 20px 24px;
  display: flex; flex-direction: column; gap: 8px;
}
.proof-cred__label {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--ink-muted);
}
.proof-cred__value {
  font-family: var(--font-display); font-weight: 400;
  font-size: 20px; color: var(--ink); line-height: 1.15;
}
.proof-cred__value em { font-style: italic; color: var(--accent-blue); }
.proof-cred__sub { font-size: 12px; color: var(--ink-muted); line-height: 1.5; }

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

/* ============================================================
   TEAM STRIP — compact, cross-links to about
   ============================================================ */
.proof-team {
  background: var(--accent-wash);
  padding: clamp(72px, 9vw, 120px) 0;
  border-top: 1px solid var(--border);
}
.proof-team__inner {
  max-width: 1240px; margin: 0 auto; padding: 0 var(--gutter);
}
.proof-team__head {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: end;
  margin-bottom: 48px;
}
.proof-team__head h2 {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(1.9rem, 3.5vw, 3rem); line-height: 1.05;
  letter-spacing: -0.018em; color: var(--ink); margin: 14px 0 0;
  text-wrap: balance;
}
.proof-team__head h2 em { font-style: italic; color: var(--accent-blue); font-weight: 400; }
.proof-team__head p { font-size: 16px; line-height: 1.7; color: var(--ink-soft); margin: 0; max-width: 480px; justify-self: end; }

.proof-team__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); }
.proof-teammate {
  background: #fff; padding: 28px 30px;
  display: grid; grid-template-columns: 64px 1fr; gap: 18px; align-items: start;
}
.proof-teammate__avatar {
  width: 64px; height: 64px; border-radius: 50%;
  background: linear-gradient(145deg, var(--navy-mid), var(--ink));
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.35);
  font-family: var(--font-display); font-size: 26px; font-style: italic; font-weight: 300;
  flex: none;
}
.proof-teammate__role {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent-blue); margin-bottom: 4px;
}
.proof-teammate__name {
  font-family: var(--font-display); font-weight: 400;
  font-size: 20px; color: var(--ink); margin: 0 0 6px; line-height: 1.2;
}
.proof-teammate__cred {
  font-size: 12.5px; color: var(--ink-muted); line-height: 1.55;
}

@media (max-width: 900px) {
  .proof-team__head { grid-template-columns: 1fr; }
  .proof-team__head p { justify-self: start; }
  .proof-team__grid { grid-template-columns: 1fr; }
}

/* ============================================================
   QUIET CTA — matches experience pattern
   ============================================================ */
.proof-cta {
  background: var(--navy-brand); color: #fff;
  padding: clamp(80px, 10vw, 140px) 0;
  text-align: center;
  position: relative; overflow: hidden;
}
.proof-cta::before {
  content:''; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 700px 400px at 50% 20%, rgba(124,169,209,0.14), transparent 60%);
  pointer-events:none;
}
.proof-cta__inner {
  position: relative; z-index: 1;
  max-width: 720px; margin: 0 auto; padding: 0 var(--gutter);
  display: flex; flex-direction: column; align-items: center;
}
.proof-cta h2 {
  font-family: var(--font-display); font-weight: 300;
  font-size: clamp(2.2rem, 4.5vw, 3.75rem); line-height: 1.05;
  letter-spacing: -0.018em; color: #fff; margin: 18px 0 22px;
  text-wrap: balance;
}
.proof-cta h2 em { font-style: italic; color: var(--accent-ice); font-weight: 400; }
.proof-cta p { font-size: 17px; line-height: 1.7; color: rgba(255,255,255,0.78); margin: 0 0 36px; max-width: 520px; }
.proof-cta .btn--ice { background: var(--accent-ice); color: var(--ink); border-color: var(--accent-ice); }
.proof-cta .btn--ice:hover { background: #fff; border-color: #fff; transform: translateY(-3px); }
.proof-cta .proof-cta__disc { font-size: 12px; color: rgba(255,255,255,0.42); margin-top: 40px; max-width: 520px; line-height: 1.6; }