/* ═══════════════════════════════════════════════════════════════
   314. — STYLESHEET
   ═══════════════════════════════════════════════════════════════ */

/* ─── TOKENS ─────────────────────────────────────────────────── */
:root {
  --bg:      #07090b;
  --s1:      #0a0e0d;
  --s2:      #0d1311;
  --ivory:   #e4deca;
  --iv75:    rgba(228,222,202,.75);
  --iv50:    rgba(228,222,202,.5);
  --iv35:    rgba(228,222,202,.35);
  --iv20:    rgba(228,222,202,.2);
  --iv10:    rgba(228,222,202,.1);
  --iv06:    rgba(228,222,202,.06);
  --iv04:    rgba(228,222,202,.04);
  --terra:   #1B8B7C;
  --t60:     rgba(27,139,124,.6);
  --t30:     rgba(27,139,124,.3);
  --t12:     rgba(27,139,124,.12);
  --t06:     rgba(27,139,124,.06);
  --teal:    #2c6b5a;
  --tl40:    rgba(44,107,90,.4);
  --bd:      rgba(228,222,202,.065);
  --bd2:     rgba(228,222,202,.12);
  --fD:      'Cormorant Garamond', Georgia, serif;
  --fM:      'DM Mono', 'Courier New', monospace;

  /* spacing scale */
  --sp-xs:  .5rem;
  --sp-sm:  1rem;
  --sp-md:  2rem;
  --sp-lg:  4rem;
  --sp-xl:  7rem;
  --sp-2xl: 10rem;
}

/* ─── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { margin:0; padding:0; box-sizing:border-box; }
html { font-size:16px; scroll-behavior:smooth; }
body {
  background: var(--bg);
  color: var(--ivory);
  font-family: var(--fM);
  overflow-x: hidden;
  cursor: none;
}
::selection { background: var(--t12); color: var(--ivory); }
a { text-decoration: none; color: inherit; }

/* ─── GRID OVERLAY ───────────────────────────────────────────── */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(var(--iv04) 1px, transparent 1px),
    linear-gradient(90deg, var(--iv04) 1px, transparent 1px);
  background-size: 56px 56px;
}

/* ─── GRAIN ──────────────────────────────────────────────────── */
#grain {
  position: fixed; inset: 0;
  pointer-events: none; z-index: 9001;
  opacity: .022; mix-blend-mode: overlay;
}

/* ─── CURSOR ─────────────────────────────────────────────────── */
#cur {
  position: fixed; pointer-events: none; z-index: 9999;
  width: 5px; height: 5px;
  background: var(--terra); border-radius: 50%;
  transform: translate(-50%,-50%);
  mix-blend-mode: screen;
  transition: width .15s, height .15s, background .2s;
}
#cur-r {
  position: fixed; pointer-events: none; z-index: 9998;
  width: 30px; height: 30px;
  border: 1px solid var(--t30); border-radius: 50%;
  transform: translate(-50%,-50%);
  mix-blend-mode: screen;
  transition: width .3s, height .3s, border-color .3s;
}
body:has(a:hover) #cur,
body:has(button:hover) #cur { width: 8px; height: 8px; background: var(--terra); }
body:has(a:hover) #cur-r,
body:has(button:hover) #cur-r { width: 42px; height: 42px; border-color: var(--terra); }

/* ─── SCROLL PROGRESS ────────────────────────────────────────── */
#sp {
  position: fixed; bottom: 1.8rem; right: 1.8rem;
  z-index: 400; width: 42px; height: 42px;
}
#sp svg { width: 100%; height: 100%; }
.sp-track { fill: none; stroke: var(--bd2); stroke-width: 1.5; }
.sp-arc {
  fill: none; stroke: var(--terra); stroke-width: 1.5;
  stroke-dasharray: 107; stroke-dashoffset: 107;
  transform: rotate(-90deg); transform-origin: 21px 21px;
  transition: stroke-dashoffset .08s linear;
}
.sp-num {
  font-family: var(--fM); font-size: 8.5px;
  fill: var(--iv35); text-anchor: middle; dominant-baseline: middle;
}

/* ─── NAV ────────────────────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 400;
  display: flex; justify-content: space-between; align-items: center;
  padding: 1.4rem 5vw;
  transition: background .4s, border-bottom-color .4s, backdrop-filter .4s;
  border-bottom: 1px solid transparent;
}
nav.scrolled {
  background: rgba(7,9,11,.9);
  backdrop-filter: blur(18px);
  border-bottom-color: var(--bd);
}
.nav-logo {
  font-family: var(--fD); font-size: 1.55rem; font-weight: 300;
  letter-spacing: .02em; color: var(--ivory); transition: opacity .3s;
}
.nav-logo:hover { opacity: .65; }
.nav-logo .dot { color: var(--terra); }

.nav-links { display: flex; gap: 2.2rem; align-items: center; }
.nav-links a {
  font-size: .56rem; letter-spacing: .28em; color: var(--iv35);
  text-transform: uppercase; transition: color .3s;
}
.nav-links a:hover { color: var(--terra); }
.nav-links a.active { color: var(--iv75); }

/* ─── HERO ───────────────────────────────────────────────────── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 0 5vw 4.5rem;
  overflow: hidden; z-index: 1;
}

.hero-bg {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--fD); font-weight: 300;
  font-size: min(46vw, 46vh); line-height: 1;
  color: rgba(228,222,202,.022);
  pointer-events: none; user-select: none;
  letter-spacing: -.04em; will-change: transform;
}

.hero-cycle-wrap {
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: min(54vw, 54vh); height: min(54vw, 54vh);
  will-change: transform;
}
.hero-cycle-wrap svg { width: 100%; height: 100%; }

.hero-phase-labels {
  position: absolute; top: 50%; left: 50%;
  width: min(75vw, 75vh); height: min(75vw, 75vh);
  transform: translate(-50%, -50%);
  pointer-events: none; will-change: transform;
}
.hpl {
  position: absolute;
  font-family: var(--fM); font-size: .52rem;
  letter-spacing: .38em; color: var(--iv20);
  text-transform: uppercase; white-space: nowrap;
  transition: color .3s;
}
.hpl-top    { top: 0;    left: 50%;  transform: translateX(-50%); }
.hpl-right  { top: 50%;  right: 0;   transform: translateY(-50%); }
.hpl-bottom { bottom: 0; left: 50%;  transform: translateX(-50%); }
.hpl-left   { top: 50%;  left: 0;    transform: translateY(-50%); }

.hero-headline {
  position: relative; z-index: 2;
  margin-bottom: var(--sp-md);
}
.hero-headline h1 {
  font-family: var(--fD);
  font-size: clamp(3.2rem, 7.5vw, 8.5rem);
  font-weight: 300; line-height: .92; letter-spacing: -.025em;
}
.hero-headline h1 em { font-style: italic; color: var(--terra); }

.hero-bottom {
  position: relative; z-index: 2;
  display: grid; grid-template-columns: 1fr auto;
  align-items: flex-end; gap: var(--sp-md);
  padding-top: var(--sp-md); border-top: 1px solid var(--bd);
}
.hero-tagline {
  font-family: var(--fD); font-size: clamp(.85rem, 1.1vw, 1.1rem);
  font-weight: 300; font-style: italic;
  color: var(--iv50); letter-spacing: .05em; line-height: 2;
}
.hero-tagline strong {
  display: block; font-style: normal; font-weight: 400;
  font-size: clamp(.95rem, 1.25vw, 1.25rem); color: var(--iv75);
  margin-bottom: .25rem;
}
.hero-coords {
  font-size: .52rem; letter-spacing: .2em; color: var(--iv20);
  text-align: right; line-height: 2.2;
}

/* ─── TICKER ─────────────────────────────────────────────────── */
.ticker {
  position: relative; z-index: 1; overflow: hidden;
  border-top: 1px solid var(--bd); border-bottom: 1px solid var(--bd);
  padding: .8rem 0; background: var(--s1);
  flex-shrink: 0;
}
.ticker-track {
  display: flex; width: max-content;
  animation: ticker-scroll 38s linear infinite;
}
.ticker-track:hover { animation-play-state: paused; }
.ticker-item {
  display: inline-flex; align-items: center; gap: 1.8rem;
  padding: 0 1.8rem;
  font-size: .52rem; letter-spacing: .42em; color: var(--iv20);
  text-transform: uppercase; white-space: nowrap;
  transition: color .3s;
}
.ticker-item:hover { color: var(--iv50); }
.ticker-item .t-dot {
  width: 3.5px; height: 3.5px; border-radius: 50%;
  background: var(--terra); flex-shrink: 0; opacity: .7;
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ─── SECTIONS COMMONS ───────────────────────────────────────── */
section { position: relative; z-index: 1; }
.sec-inner {
  max-width: 1340px; margin: 0 auto;
  padding: var(--sp-xl) 5vw;
}

.sec-num-bg {
  position: absolute; top: 3rem; right: 5vw;
  font-family: var(--fD); font-size: min(28vw, 20rem);
  font-weight: 300; color: var(--iv04);
  line-height: 1; pointer-events: none; user-select: none;
  letter-spacing: -.03em;
}

.sec-label {
  font-size: .5rem; letter-spacing: .52em; color: var(--terra);
  text-transform: uppercase; margin-bottom: var(--sp-lg);
  display: flex; align-items: center; gap: 1rem;
}
.sec-label::after {
  content: ''; height: 1px;
  width: 80px; background: var(--bd2);
}

/* Reveal animations */
.reveal {
  opacity: 0; transform: translateY(18px);
  transition: opacity .85s ease, transform .85s ease;
}
.reveal.in { opacity: 1; transform: none; }
.d1 { transition-delay: .1s; }
.d2 { transition-delay: .2s; }
.d3 { transition-delay: .3s; }
.d4 { transition-delay: .4s; }

/* ─── SEC 01 — MÉTHODE ───────────────────────────────────────── */
.sec-methode { border-top: 1px solid var(--bd); }

.methode-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8rem; align-items: start;
}
.methode-left h2 {
  font-family: var(--fD);
  font-size: clamp(2.2rem, 4vw, 5rem);
  font-weight: 300; line-height: 1.06;
  letter-spacing: -.022em;
}
.methode-left h2 em { font-style: italic; color: var(--terra); }
.methode-eyeline {
  margin-top: var(--sp-lg); padding-top: var(--sp-md);
  border-top: 1px solid var(--bd);
  font-size: .56rem; letter-spacing: .22em; color: var(--iv35);
  line-height: 1.9;
}
.methode-right p {
  font-family: var(--fD); font-size: 1.03rem; font-weight: 300;
  line-height: 2.1; color: var(--iv75); margin-bottom: var(--sp-md);
}
.methode-right p strong { color: var(--ivory); font-weight: 400; }
.methode-quote {
  padding: 1.8rem 2rem;
  border: 1px solid var(--bd); border-left: 2px solid var(--terra);
  background: var(--s1);
  font-family: var(--fD); font-size: 1.15rem; font-weight: 300;
  font-style: italic; line-height: 1.85; color: var(--ivory);
  margin-top: var(--sp-lg);
}

/* ─── SEC 02 — PHASES ────────────────────────────────────────── */
.sec-phases { background: var(--s1); border-top: 1px solid var(--bd); }

.phases-intro {
  font-family: var(--fD); font-size: clamp(1.9rem, 3.8vw, 4.5rem);
  font-weight: 300; line-height: 1.06; letter-spacing: -.02em;
  max-width: 680px; margin-bottom: var(--sp-xl);
}
.phases-intro em { font-style: italic; color: var(--terra); }

.phases-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 6rem; align-items: center;
}
.phases-svg-wrap { display: flex; justify-content: center; align-items: center; }
.phases-svg-el {
  width: min(38vw, 360px); height: min(38vw, 360px);
}

/* Phase arc base */
.phase-arc {
  fill: none; stroke: var(--iv20); stroke-width: 1.3;
  stroke-linecap: round;
  transition: stroke .4s ease, stroke-opacity .4s ease, stroke-width .4s ease;
}
/* Phase junction dots */
.phase-dot {
  fill: var(--iv35);
  transition: fill .4s ease, r .4s ease;
}

/* Phase list */
.phase-list { display: flex; flex-direction: column; }
.phase-item {
  padding: 1.8rem 0; border-bottom: 1px solid var(--bd);
  cursor: none; position: relative; overflow: hidden;
  transition: padding-left .35s cubic-bezier(.25,1,.5,1);
}
.phase-item::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 2px;
  background: var(--terra); transform: scaleY(0);
  transition: transform .35s cubic-bezier(.25,1,.5,1);
  transform-origin: bottom;
}
.phase-item:hover { padding-left: 1rem; }
.phase-item:hover::before { transform: scaleY(1); }

.phase-num {
  font-size: .48rem; letter-spacing: .38em; color: var(--terra);
  margin-bottom: .65rem;
}
.phase-name {
  font-family: var(--fD);
  font-size: clamp(1.7rem, 2.8vw, 3rem);
  font-weight: 300; letter-spacing: -.015em; margin-bottom: .5rem;
  transition: color .35s;
}
.phase-item:hover .phase-name { color: var(--terra); }
.phase-desc {
  font-family: var(--fD); font-size: .9rem; font-weight: 300;
  line-height: 1.9; color: var(--iv40);
  max-height: 0; overflow: hidden;
  transition: max-height .5s ease, color .3s, opacity .4s;
  opacity: 0;
}
.phase-item:hover .phase-desc { max-height: 120px; opacity: 1; color: var(--iv75); }

/* ─── SEC 03 — TERRAIN ───────────────────────────────────────── */
.sec-terrain { border-top: 1px solid var(--bd); }

.terrain-intro {
  font-family: var(--fD);
  font-size: clamp(1.9rem, 3.8vw, 4.5rem);
  font-weight: 300; line-height: 1.06;
  letter-spacing: -.02em; max-width: 760px;
  margin-bottom: var(--sp-xl);
}
.terrain-intro em { font-style: italic; color: var(--terra); }

.terrain-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  border: 1px solid var(--bd);
}
.tc {
  padding: var(--sp-lg) 2.5rem;
  border-right: 1px solid var(--bd);
  position: relative; overflow: hidden;
  transition: background .5s;
}
.tc:last-child { border-right: none; }
.tc::before {
  content: ''; position: absolute; inset: 0;
  background: var(--t06); opacity: 0; transition: opacity .5s;
}
.tc:hover { background: var(--s1); }
.tc:hover::before { opacity: 1; }
.tc-num { font-size: .48rem; letter-spacing: .38em; color: var(--terra); margin-bottom: var(--sp-md); position: relative; z-index: 1; }
.tc-title {
  font-family: var(--fD);
  font-size: clamp(1.9rem, 3vw, 3.6rem);
  font-weight: 300; letter-spacing: -.01em;
  margin-bottom: 1.2rem; position: relative; z-index: 1;
}
.tc-body {
  font-family: var(--fD); font-size: .93rem; font-weight: 300;
  line-height: 2; color: var(--iv75); position: relative; z-index: 1;
}
.tc-lesson {
  margin-top: var(--sp-md); padding-top: 1.4rem;
  border-top: 1px solid var(--bd);
  font-size: .55rem; letter-spacing: .12em;
  color: var(--teal); line-height: 1.9;
  position: relative; z-index: 1;
}

/* ─── SEC 04 — DOMAINES ──────────────────────────────────────── */
.sec-domaines { background: var(--s1); border-top: 1px solid var(--bd); }

.domaines-header {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 4rem; align-items: end; margin-bottom: var(--sp-xl);
}
.domaines-h2 {
  font-family: var(--fD);
  font-size: clamp(2rem, 4vw, 5rem);
  font-weight: 300; line-height: 1.06; letter-spacing: -.022em;
}
.domaines-h2 em { font-style: italic; color: var(--terra); }
.domaines-note {
  font-family: var(--fD); font-size: .98rem; font-weight: 300;
  font-style: italic; color: var(--iv35); line-height: 1.95;
  align-self: end; padding-bottom: .5rem;
}

.domaines-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--bd);
}
.dm {
  background: var(--bg); padding: 2.5rem 2rem;
  position: relative; overflow: hidden;
  transition: background .4s; cursor: none;
}
.dm:hover { background: var(--s2); }
.dm::before {
  content: ''; position: absolute; inset: 0;
  background: var(--t06); opacity: 0; transition: opacity .4s;
}
.dm:hover::before { opacity: 1; }

/* mini cycle arc */
.dm-cycle {
  position: absolute; top: 1.4rem; right: 1.4rem;
  width: 32px; height: 32px;
  transition: transform .6s cubic-bezier(.25,1,.5,1);
}
.dm:hover .dm-cycle { transform: rotate(90deg); }
.dm-cycle svg { width: 100%; height: 100%; }
.dmc-ring { fill: none; stroke: var(--iv06); stroke-width: 1; }
.dmc-arc  { fill: none; stroke: var(--terra); stroke-width: 1.5; stroke-linecap: round; }

.dm-num {
  font-size: .46rem; letter-spacing: .38em; color: var(--terra);
  margin-bottom: 1.2rem; position: relative; z-index: 1;
}
.dm-name {
  font-family: var(--fD);
  font-size: clamp(1.25rem, 2vw, 1.9rem);
  font-weight: 300; letter-spacing: -.01em;
  margin-bottom: .7rem; line-height: 1.1;
  position: relative; z-index: 1;
  transition: color .3s;
}
.dm:hover .dm-name { color: var(--terra); }
.dm-line {
  font-family: var(--fD); font-size: .85rem; font-weight: 300;
  line-height: 1.85; color: var(--iv35);
  position: relative; z-index: 1;
}

/* ─── SEC 05 — SIGNAL ────────────────────────────────────────── */
.sec-signal { border-top: 1px solid var(--bd); border-bottom: 1px solid var(--bd); }

.signal-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8rem; align-items: center;
}
.signal-left h2 {
  font-family: var(--fD);
  font-size: clamp(3.2rem, 6.5vw, 8.5rem);
  font-weight: 300; line-height: .92; letter-spacing: -.03em;
  margin-bottom: var(--sp-lg);
}
.signal-left h2 em { font-style: italic; color: var(--terra); }
.signal-coords {
  font-size: .52rem; letter-spacing: .22em; color: var(--iv20); line-height: 2.4;
}

.signal-right { display: flex; flex-direction: column; gap: .7rem; }
.sig-link {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.5rem 1.8rem; border: 1px solid var(--bd);
  font-size: .6rem; letter-spacing: .25em;
  text-transform: uppercase; color: var(--iv35);
  background: var(--s1);
  transition: border-color .3s, color .3s, background .3s;
}
.sig-link:hover {
  border-color: var(--terra); color: var(--ivory);
  background: var(--t06);
}
.sig-link::after { content: '→'; color: var(--terra); transition: transform .3s; }
.sig-link:hover::after { transform: translateX(5px); }
.sig-link.primary {
  border-color: var(--t30); color: var(--iv50);
  background: var(--t06);
}
.sig-link.primary:hover {
  border-color: var(--terra); color: var(--ivory);
}

.signal-quote {
  margin-top: var(--sp-md); padding: 1.6rem 1.8rem;
  border: 1px solid var(--bd);
  font-family: var(--fD); font-size: .95rem; font-weight: 300;
  font-style: italic; color: var(--iv35); line-height: 2;
}

/* ─── FOOTER ─────────────────────────────────────────────────── */
footer {
  padding: 1.8rem 5vw;
  border-top: 1px solid var(--bd);
  display: flex; justify-content: space-between; align-items: center;
  font-size: .5rem; letter-spacing: .22em; color: var(--iv20);
  position: relative; z-index: 1;
}
footer .ft-terra { color: var(--terra); }
footer .ft-teal  { color: var(--teal); }

/* ─── SVG ANIMATIONS ─────────────────────────────────────────── */
@keyframes spin-slow { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes spin-rev  { from { transform: rotate(0deg); } to { transform: rotate(-360deg); } }

.hero-rotate-outer { animation: spin-slow 70s linear infinite; transform-origin: 300px 300px; }
.hero-rotate-mid   { animation: spin-rev  48s linear infinite; transform-origin: 300px 300px; }

/* Hero traveling light: full circle r=195, circumference≈1225 */
.hero-flow {
  fill: none; stroke: var(--terra); stroke-width: 2.2;
  stroke-dasharray: 58 1167;
  animation: flow-cycle 8s linear infinite;
  transform: rotate(-90deg); transform-origin: 300px 300px;
  stroke-opacity: .55;
}
/* Phases traveling light: r=150, circumference≈942 */
.phases-flow {
  fill: none; stroke: var(--terra); stroke-width: 2;
  stroke-dasharray: 48 894;
  animation: flow-cycle 6s linear infinite;
  stroke-opacity: .5;
}
@keyframes flow-cycle {
  from { stroke-dashoffset: 1300; }
  to   { stroke-dashoffset: 0; }
}

/* ─── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .domaines-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .methode-grid  { grid-template-columns: 1fr; gap: 3rem; }
  .phases-grid   { grid-template-columns: 1fr; }
  .phases-svg-wrap { display: none; }
  .signal-grid   { grid-template-columns: 1fr; gap: 3rem; }
  .domaines-header { grid-template-columns: 1fr; }
  .hero-cycle-wrap { width: min(78vw, 78vh); height: min(78vw, 78vh); }
  .hero-bg { font-size: min(120vw, 70vh); }
  .nav-links a:not(:last-child) { display: none; }
  footer { flex-direction: column; gap: .6rem; text-align: center; }
  .sec-inner { padding: var(--sp-xl) 6vw; }
}

@media (max-width: 600px) {
  .domaines-grid { grid-template-columns: 1fr; }
  .terrain-grid  { grid-template-columns: 1fr; }
  .tc { border-right: none; border-bottom: 1px solid var(--bd); }
  .tc:last-child { border-bottom: none; }
  .hero-phase-labels { display: none; }
}


/* ═══════════════════════════════════════════════════════════
   SUBPAGE STYLES
═══════════════════════════════════════════════════════════ */

/* ─── PAGE HERO ─────────────────────────────────────────── */
.page-hero {
  position: relative; min-height: 62vh;
  display: flex; align-items: flex-end;
  padding: 7rem 5vw 4.5rem;
  border-bottom: 1px solid var(--bd); overflow: hidden;
  z-index: 1;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 65% 45%, rgba(27,139,124,.06) 0%, transparent 65%);
  pointer-events: none;
}
.ph-inner { position: relative; z-index: 2; max-width: 900px; }
.ph-ring {
  position: absolute; right: 5vw; top: 50%;
  transform: translateY(-50%);
  width: min(34vw, 300px); height: min(34vw, 300px);
  opacity: .22; pointer-events: none;
}

.ph-breadcrumb {
  font-size: .52rem; letter-spacing: .28em; color: var(--iv20);
  text-transform: uppercase; margin-bottom: 2rem;
  display: flex; align-items: center; gap: .8rem; flex-wrap: wrap;
}
.ph-breadcrumb a { color: var(--iv20); text-decoration: none; transition: color .3s; }
.ph-breadcrumb a:hover { color: var(--terra); }
.ph-breadcrumb .sep { opacity: .5; }

.ph-num {
  font-size: .5rem; letter-spacing: .45em; color: var(--terra);
  text-transform: uppercase; margin-bottom: 1rem;
}
.ph-title {
  font-family: var(--fD);
  font-size: clamp(3.5rem, 8vw, 10rem);
  font-weight: 300; line-height: .9; letter-spacing: -.025em;
  margin-bottom: 1.8rem;
}
.ph-title em { font-style: italic; color: var(--terra); }
.ph-tagline {
  font-family: var(--fD); font-size: 1.05rem; font-weight: 300;
  font-style: italic; color: var(--iv50); max-width: 520px; line-height: 1.75;
}

/* ─── PAGE BODY ─────────────────────────────────────────── */
.page-body  { position: relative; z-index: 1; }
.page-section {
  max-width: 1340px; margin: 0 auto;
  padding: var(--sp-xl) 5vw;
  border-bottom: 1px solid var(--bd);
}
.page-section:last-child { border-bottom: none; }

.ps-label {
  font-size: .5rem; letter-spacing: .5em; color: var(--terra);
  text-transform: uppercase; margin-bottom: var(--sp-md);
}
.ps-heading {
  font-family: var(--fD); font-size: clamp(1.8rem, 3.5vw, 4rem);
  font-weight: 300; letter-spacing: -.02em; margin-bottom: var(--sp-md); line-height: 1.06;
}
.ps-heading em { font-style: italic; color: var(--terra); }
.ps-body {
  font-family: var(--fD); font-size: 1.05rem; font-weight: 300;
  line-height: 2.05; color: var(--iv75); max-width: 700px;
}
.ps-body + .ps-body { margin-top: 1.4rem; }
.ps-body strong { color: var(--ivory); font-weight: 400; }
.ps-body em { color: var(--terra); font-style: italic; }

/* ─── PHASE BREAKDOWN (4 cols) ──────────────────────────── */
.phase-breakdown {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 1px; background: var(--bd); margin-top: var(--sp-lg);
}
.pb-item {
  background: var(--bg); padding: 2rem 1.8rem;
  text-decoration: none; display: block;
  position: relative; overflow: hidden; transition: background .4s;
}
.pb-item::before {
  content: ''; position: absolute; inset: 0;
  background: var(--t06); opacity: 0; transition: opacity .4s;
}
.pb-item:hover { background: var(--s1); }
.pb-item:hover::before { opacity: 1; }
.pb-num { font-size: .46rem; letter-spacing: .38em; color: var(--terra); margin-bottom: .9rem; position:relative;z-index:1; }
.pb-name { font-family: var(--fD); font-size: 1.6rem; font-weight: 300; margin-bottom: .7rem; position:relative;z-index:1; transition: color .3s; }
.pb-item:hover .pb-name { color: var(--terra); }
.pb-text { font-family: var(--fD); font-size: .88rem; font-weight: 300; line-height: 1.85; color: var(--iv50); position:relative;z-index:1; }

/* ─── PAGE NAV STRIP ────────────────────────────────────── */
.page-nav-strip {
  display: flex; justify-content: space-between; align-items: center;
  padding: 3rem 5vw; max-width: 1340px; margin: 0 auto;
  border-top: 1px solid var(--bd); gap: 1rem; flex-wrap: wrap;
}
.pns-link {
  font-size: .58rem; letter-spacing: .25em; color: var(--iv35);
  text-decoration: none; text-transform: uppercase; transition: color .3s;
  display: flex; align-items: center; gap: .6rem;
}
.pns-link:hover { color: var(--terra); }
.pns-link.next::after { content: '→'; color: var(--terra); }
.pns-link.prev::before { content: '←'; color: var(--terra); }
.pns-back {
  font-size: .52rem; letter-spacing: .25em; color: var(--iv20);
  text-decoration: none; text-transform: uppercase; transition: all .3s;
  border: 1px solid var(--bd); padding: .7rem 1.2rem; white-space: nowrap;
}
.pns-back:hover { color: var(--terra); border-color: var(--terra); }

/* ─── RELATED GRID ──────────────────────────────────────── */
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1px; background: var(--bd); margin-top: var(--sp-md);
}
.rg-item {
  background: var(--bg); padding: 2rem 1.8rem;
  text-decoration: none; transition: background .35s;
  display: flex; flex-direction: column; gap: .5rem;
}
.rg-item:hover { background: var(--s1); }
.rg-num { font-size: .46rem; letter-spacing: .35em; color: var(--terra); }
.rg-name { font-family: var(--fD); font-size: 1.4rem; font-weight: 300; color: var(--iv75); transition: color .3s; }
.rg-item:hover .rg-name { color: var(--terra); }
.rg-line { font-family: var(--fD); font-size: .85rem; font-weight: 300; line-height: 1.8; color: var(--iv35); }

/* ─── QUESTIONS LIST ────────────────────────────────────── */
.questions-list { margin-top: var(--sp-md); display: flex; flex-direction: column; gap: 4px; }
.ql-item {
  padding: 1.1rem 1.4rem; border: 1px solid var(--bd);
  font-family: var(--fD); font-size: .95rem; font-weight: 300;
  font-style: italic; color: var(--iv50); line-height: 1.7;
  transition: border-color .3s, color .3s, background .3s;
}
.ql-item:hover { border-color: var(--terra); color: var(--ivory); background: var(--t06); }

/* ─── PAGE CTA ──────────────────────────────────────────── */
.page-cta {
  background: var(--s1); border-top: 1px solid var(--bd); padding: var(--sp-lg) 5vw;
}
.page-cta-inner {
  max-width: 1340px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center; gap: 2rem;
}
.pci-text {
  font-family: var(--fD); font-size: 1.2rem; font-weight: 300;
  font-style: italic; color: var(--iv50);
}
.pci-link {
  display: inline-flex; align-items: center; gap: .7rem;
  padding: 1rem 2rem; border: 1px solid var(--terra);
  font-size: .58rem; letter-spacing: .25em; text-transform: uppercase;
  color: var(--terra); text-decoration: none; transition: all .3s; white-space: nowrap;
}
.pci-link:hover { background: var(--terra); color: var(--bg); }

/* ─── LEGAL ─────────────────────────────────────────────── */
.legal-body h2 {
  font-family: var(--fD); font-size: 1.7rem; font-weight: 300;
  margin: 3rem 0 .8rem; color: var(--ivory);
}
.legal-body p {
  font-family: var(--fD); font-size: .95rem; line-height: 2;
  color: var(--iv75); margin-bottom: .8rem;
}

/* ─── 404 ───────────────────────────────────────────────── */
.page-404 {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; min-height: 60vh; text-align: center; gap: 2rem;
}
.p404-num {
  font-family: var(--fD); font-size: 14rem; font-weight: 300;
  line-height: 1; color: var(--iv06); letter-spacing: -.05em;
}
.p404-msg { font-family: var(--fD); font-size: 2rem; font-weight: 300; font-style: italic; color: var(--iv40); }
.p404-link { font-size: .58rem; letter-spacing: .28em; color: var(--terra); text-decoration: none; text-transform: uppercase; transition: opacity .3s; }
.p404-link:hover { opacity: .7; }

/* ─── SIGNAL GRID (on signal page) ─────────────────────── */
.signal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8rem; align-items: start; }

/* ─── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 900px) {
  .ph-ring      { display: none; }
  .page-hero    { min-height: 48vh; }
  .phase-breakdown { grid-template-columns: repeat(2, 1fr); }
  .page-nav-strip  { flex-direction: column; align-items: flex-start; gap: 1.2rem; }
  .page-cta-inner  { flex-direction: column; align-items: flex-start; }
  .signal-grid     { grid-template-columns: 1fr; gap: 3rem; }
}
@media (max-width: 600px) {
  .phase-breakdown { grid-template-columns: 1fr; }
  .ph-title        { font-size: clamp(3rem, 12vw, 6rem); }
}