/* ============================================================
   YAFET & CO. — sections (loader, hero, work, pillars, etc.)
   ============================================================ */

/* ---------- Loader ---------- */
.loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: var(--ink);
  display: grid;
  place-items: center;
  transition: opacity 700ms var(--ease), visibility 700ms;
}
.loader.is-gone { opacity: 0; visibility: hidden; pointer-events: none; }
.loader__inner {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}
.loader__rec {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  justify-content: center;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone-dim);
}
.loader__rec .dot {
  width: 8px; height: 8px;
  background: #D44A39;
  border-radius: 50%;
  animation: rec-blink 900ms ease-in-out infinite alternate;
}
@keyframes rec-blink {
  from { opacity: 0.3; } to { opacity: 1; }
}
.loader__timecode {
  font-family: var(--mono);
  font-size: clamp(1.6rem, 6vw, 3.2rem);
  letter-spacing: 0.05em;
  color: var(--bone);
}
.loader__amp {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(4rem, 12vw, 8rem);
  line-height: 1;
  color: var(--amber);
  animation: amp-breathe 2.4s ease-in-out infinite;
}
@keyframes amp-breathe {
  0%, 100% { transform: scale(1); opacity: 0.9; }
  50%      { transform: scale(1.04); opacity: 1; }
}
.loader__bar {
  width: clamp(180px, 30vw, 320px);
  height: 1px;
  background: var(--rule);
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}
.loader__bar::after {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--amber);
  transform-origin: 0 50%;
  animation: loader-bar 1600ms var(--ease) forwards;
}
@keyframes loader-bar {
  0%   { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}
.loader__cap {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.18em;
  color: var(--bone-mute);
  text-transform: uppercase;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: clamp(2rem, 5vh, 4rem);
  padding-top: clamp(7rem, 13vh, 9rem);
  padding-bottom: clamp(2rem, 4vw, 3.5rem);
  overflow: hidden;
}
.hero__topbar {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bone-dim);
  padding-bottom: clamp(2rem, 5vh, 4rem);
  flex-wrap: wrap;
  gap: 1rem;
}
.hero__topbar > span { display: inline-flex; align-items: center; gap: 0.5rem; }
.hero__topbar .timecode {
  color: var(--amber);
  letter-spacing: 0.18em;
}
.hero__topbar .rec-dot {
  width: 7px; height: 7px;
  background: #D44A39;
  border-radius: 50%;
  animation: rec-blink 900ms ease-in-out infinite alternate;
}

.hero__main {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: end;
}
.hero__kicker {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bone-dim);
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
}
.hero__kicker::before {
  content: "";
  width: 24px; height: 1px;
  background: var(--amber);
}
.hero__h1 {
  font-family: var(--serif);
  font-weight: 300;
  font-size: var(--fs-h1);
  line-height: 0.94;
  letter-spacing: -0.025em;
  margin: 1rem 0 0;
  max-width: 18ch;
}
.hero__h1 em {
  font-style: italic;
  color: var(--amber);
  font-weight: 300;
}
.hero__h1 .amp-anim {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  color: var(--amber);
  display: inline-block;
  transition: transform 600ms var(--ease);
}
.hero__h1 .amp-anim:hover { transform: rotate(-8deg) scale(1.08); }

.hero__sub {
  font-family: var(--serif);
  font-size: clamp(1.1rem, 1.4vw, 1.4rem);
  font-style: italic;
  font-weight: 300;
  color: var(--bone-dim);
  max-width: 56ch;
  line-height: 1.5;
  margin: 1.6rem 0 0;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: clamp(1.5rem, 3vh, 2.5rem);
}

.hero__foot {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem;
  padding-top: 1.4rem;
  border-top: 1px solid var(--rule);
  flex-wrap: wrap;
}
.hero__foot .col {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}
.hero__foot .mono { font-size: 0.66rem; }

.hero > * { position: relative; z-index: 1; }

/* ---------- Stats band ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
@media (max-width: 800px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.stat {
  padding: clamp(2rem, 4vw, 3.4rem) clamp(1.2rem, 2.5vw, 2.4rem);
  border-right: 1px solid var(--rule);
}
.stat:last-child { border-right: 0; }
@media (max-width: 800px) {
  .stat:nth-child(2n) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
}
.stat__num {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(3rem, 6.5vw, 6rem);
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--bone);
  display: block;
  margin-bottom: 0.8rem;
}
.stat__num sup {
  font-size: 0.4em;
  color: var(--amber);
  vertical-align: super;
  margin-left: 0.1em;
  font-style: italic;
}
.stat__lab {
  color: var(--bone-dim);
  font-size: 0.98rem;
  line-height: 1.5;
  max-width: 28ch;
}
.stat__lab strong {
  color: var(--bone);
  font-weight: 400;
}

/* ---------- Ampersand pillar (tighter, two-column, layered) ---------- */
.amp-pillar {
  position: relative;
  padding-block: clamp(4rem, 7vw, 7rem);
  overflow: hidden;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.amp-pillar__inner {
  display: grid;
  grid-template-columns: 1.1fr 1.4fr;
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: center;
}
@media (max-width: 800px) {
  .amp-pillar__inner { grid-template-columns: 1fr; gap: 1.6rem; text-align: left; }
}
.amp-pillar .mega-amp {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(7rem, 16vw, 14rem);
  line-height: 0.82;
  color: var(--amber);
  margin: 0;
  letter-spacing: -0.04em;
  display: block;
  text-shadow: 0 0 60px var(--amber-glow);
}
.amp-pillar .label {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--bone-dim);
  display: block;
  margin-bottom: 0.6rem;
}
.amp-pillar .line {
  font-family: var(--serif);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(1.6rem, 3.2vw, 2.8rem);
  color: var(--bone);
  max-width: 22ch;
  margin: 0 0 1.2rem;
  line-height: 1.1;
  letter-spacing: -0.015em;
}
.amp-pillar .line em { color: var(--amber); }
.amp-pillar__body {
  color: var(--bone-dim);
  font-size: 1.05rem;
  line-height: 1.55;
  max-width: 46ch;
  margin: 0;
}

/* ---------- Selected work — pinned horizontal ---------- */
.work {
  position: relative;
}
.work__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1.5rem;
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
  flex-wrap: wrap;
}
.work__head h2 { max-width: 18ch; }
.work__head .meta { color: var(--bone-dim); font-family: var(--mono); font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase; }

.work__pin {
  height: 100vh;
  min-height: 640px;
  position: relative;
  overflow: hidden;
}
.work__track {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  display: flex;
  align-items: center;
  padding-inline: var(--pad-x);
  gap: clamp(1.5rem, 3vw, 3rem);
  will-change: transform;
}
.work__progress {
  position: absolute;
  left: var(--pad-x);
  right: var(--pad-x);
  bottom: 1.4rem;
  height: 1px;
  background: var(--rule);
  z-index: 2;
}
.work__progress span {
  display: block;
  height: 100%;
  background: var(--amber);
  width: 0;
  transform-origin: 0 50%;
}
.work__nav {
  position: absolute;
  right: var(--pad-x);
  top: 1.6rem;
  display: flex;
  gap: 0.4rem;
  z-index: 3;
}
.work__nav button {
  width: 40px; height: 40px;
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
  display: grid;
  place-items: center;
  transition: border-color var(--t-base) var(--ease), color var(--t-base) var(--ease);
  background: var(--work-nav-bg);
  backdrop-filter: blur(8px);
}
.work__nav button:hover { border-color: var(--amber); color: var(--amber); }

.case {
  flex: 0 0 auto;
  width: clamp(360px, 70vw, 880px);
  height: clamp(560px, 76vh, 720px);
  position: relative;
  display: grid;
  grid-template-rows: auto minmax(240px, 1.4fr) minmax(0, auto);
  border: 1px solid var(--rule);
  border-radius: 4px;
  overflow: hidden;
  background: var(--ink-2);
  transition: border-color var(--t-base) var(--ease);
}
.case:hover { border-color: var(--rule-strong); }
.case__head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.1rem 1.4rem;
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bone-dim);
}
.case__head .amber { color: var(--amber); }
.case__media {
  position: relative;
  background: #14110D;       /* always-dark mockup frame, in both themes */
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
  min-height: 0;
}
.case__body {
  min-height: 0;
  padding: 1.4rem clamp(1.4rem, 2vw, 2rem);
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  overflow: hidden;
}
.case__placeholder {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: #847D6B;            /* always-cream tone over dark mockup */
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-align: center;
  gap: 0.5rem;
  padding: 1rem;
}
.case__placeholder .corner {
  position: absolute;
  width: 18px; height: 18px;
  border: 1px solid rgba(237,230,214,0.22);
}
.case__placeholder .c-tl { top: 12px; left: 12px; border-right: 0; border-bottom: 0; }
.case__placeholder .c-tr { top: 12px; right: 12px; border-left: 0; border-bottom: 0; }
.case__placeholder .c-bl { bottom: 12px; left: 12px; border-right: 0; border-top: 0; }
.case__placeholder .c-br { bottom: 12px; right: 12px; border-left: 0; border-top: 0; }

.case__viz {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
}
.case__viz svg { width: 78%; height: 78%; opacity: 0.9; }

.case__name {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.4vw, 2.2rem);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.01em;
}
.case__name em { font-style: italic; color: var(--amber); font-weight: 300; }
.case__pitch {
  font-family: var(--serif);
  font-style: italic;
  color: var(--bone-dim);
  font-size: 1.05rem;
  margin: 0;
}
.case__desc { color: var(--bone-dim); font-size: 0.98rem; line-height: 1.55; }
.case__foot {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.6rem;
}
.case__cta {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--amber);
  display: inline-flex;
  gap: 0.5rem;
  align-items: center;
}
.case__cta::after {
  content: "→";
  transition: transform var(--t-base) var(--ease);
}
.case:hover .case__cta::after { transform: translateX(4px); }

@media (max-width: 760px) {
  .work__pin { height: auto; min-height: 0; overflow: visible; }
  .work__track { position: relative; padding: 0 var(--pad-x); flex-direction: column; gap: 1rem; }
  .case { width: 100%; height: auto; min-height: 520px; }
  .work__progress, .work__nav { display: none; }
}

/* ---------- 4S Pillars ---------- */
.pillars {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
@media (max-width: 980px) { .pillars { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .pillars { grid-template-columns: 1fr; } }
.pillar {
  padding: clamp(2rem, 3vw, 3rem) clamp(1.4rem, 2vw, 2rem);
  border-right: 1px solid var(--rule);
  position: relative;
  transition: background var(--t-base) var(--ease);
}
.pillar:last-child { border-right: 0; }
@media (max-width: 980px) {
  .pillar:nth-child(2n) { border-right: 0; }
  .pillar:nth-child(-n+2) { border-bottom: 1px solid var(--rule); }
}
@media (max-width: 560px) {
  .pillar { border-right: 0; border-bottom: 1px solid var(--rule); }
  .pillar:last-child { border-bottom: 0; }
}
.pillar__no {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  color: var(--amber);
  margin-bottom: 0.8rem;
}
.pillar__t {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  font-style: italic;
  font-weight: 300;
  margin-bottom: 1rem;
}
.pillar__body { color: var(--bone-dim); font-size: 1rem; line-height: 1.55; }
.pillar:hover { background: var(--ink-2); }

.pillar-note {
  margin-top: 2.5rem;
  padding: 1.4rem 1.6rem;
  border: 1px solid var(--rule);
  border-left: 2px solid var(--amber);
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--bone-dim);
  max-width: 80ch;
}
.pillar-note strong { color: var(--bone); font-style: normal; }

/* ---------- Process (steps) ---------- */
.steps {
  display: grid;
  grid-template-columns: minmax(180px, 240px) 1fr;
  gap: clamp(2rem, 4vw, 4rem);
}
@media (max-width: 820px) { .steps { grid-template-columns: 1fr; } }
.steps__rail {
  position: sticky;
  top: 8rem;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-left: 1px solid var(--rule);
  padding-left: 1rem;
}
@media (max-width: 820px) { .steps__rail { position: relative; top: 0; flex-direction: row; gap: 1rem; overflow-x: auto; border-left: 0; border-top: 1px solid var(--rule); padding: 1rem 0; } }
.steps__rail-item {
  padding: 0.6rem 0;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bone-mute);
  cursor: pointer;
  display: flex;
  gap: 0.7rem;
  align-items: center;
  transition: color var(--t-base) var(--ease);
}
.steps__rail-item:hover, .steps__rail-item.is-active { color: var(--bone); }
.steps__rail-item.is-active::before {
  content: "";
  width: 14px; height: 1px; background: var(--amber);
}
.steps__list { display: flex; flex-direction: column; gap: clamp(2rem, 4vw, 4rem); }
.step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--rule);
}
@media (max-width: 560px) { .step { grid-template-columns: 1fr; } }
.step__no {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  color: var(--amber);
}
.step__when {
  display: block;
  color: var(--bone-mute);
  font-size: 0.66rem;
  margin-top: 0.4rem;
}
.step__t {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.6vw, 2.4rem);
  font-weight: 300;
  font-style: italic;
  line-height: 1.1;
  margin-bottom: 1rem;
}
.step__body { color: var(--bone-dim); font-size: 1.05rem; line-height: 1.6; max-width: 64ch; margin-bottom: 1rem; }
.step__del {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--bone-mute);
}
.step__del strong { color: var(--bone); font-weight: 400; }

/* ---------- Legal ---------- */
.legal-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1rem, 2vw, 2rem);
}
@media (max-width: 900px) { .legal-grid { grid-template-columns: 1fr; } }
.legal-card {
  border-top: 1px solid var(--rule);
  padding-top: 1.4rem;
}
.legal-card h2 {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.2vw, 3rem);
  font-style: italic;
  font-weight: 300;
  margin: 0 0 1.2rem;
}
.legal-card p {
  color: var(--bone-dim);
  line-height: 1.6;
  margin: 0 0 1rem;
}
.legal-card strong { color: var(--bone); font-weight: 500; }
.legal-card a { color: var(--amber); }
.legal-card a:hover { color: var(--bone); }

/* ---------- Pricing ---------- */
.pricing {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--rule);
  border-block: 1px solid var(--rule);
}
@media (max-width: 900px) { .pricing { grid-template-columns: 1fr; } }
.price {
  background: var(--ink);
  padding: clamp(2rem, 3vw, 3rem) clamp(1.4rem, 2vw, 2.2rem);
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  position: relative;
  transition: background var(--t-base) var(--ease);
}
.price:hover { background: var(--ink-2); }
.price--feat { background: var(--ink-2); }
.price--feat::before {
  content: "MOST CHOSEN";
  position: absolute;
  top: -10px; left: 50%;
  transform: translateX(-50%);
  background: var(--amber);
  color: var(--on-amber);
  padding: 0.3rem 0.8rem;
  border-radius: 999px;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
}
.price__tag { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; color: var(--bone-dim); text-transform: uppercase; }
.price__name {
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  font-weight: 300;
}
.price__from {
  font-family: var(--serif);
  font-size: clamp(2.4rem, 4vw, 3.6rem);
  font-weight: 300;
  letter-spacing: -0.02em;
  color: var(--bone);
}
.price__from .from-lbl {
  display: block;
  font-family: var(--mono);
  font-size: 0.62rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bone-mute);
  margin-bottom: 0.4rem;
}
.price__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  border-top: 1px solid var(--rule);
  padding-top: 1.2rem;
  flex: 1;
}
.price__list li {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 0.6rem;
  align-items: baseline;
  color: var(--bone-dim);
  font-size: 0.98rem;
  line-height: 1.45;
}
.price__list li::before {
  content: "";
  width: 6px; height: 6px;
  background: var(--amber);
  border-radius: 50%;
  transform: translateY(4px);
}
.price .btn { align-self: flex-start; }

/* ---------- Journal ---------- */
.journal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1rem, 2vw, 2rem);
}
@media (max-width: 900px) { .journal-grid { grid-template-columns: 1fr; } }
.article {
  border-top: 1px solid var(--rule);
  padding-top: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  min-height: 280px;
  position: relative;
  transition: border-color var(--t-base) var(--ease);
}
.article:hover { border-top-color: var(--amber); }
.article__meta { font-family: var(--mono); font-size: 0.66rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--bone-dim); display: flex; gap: 1rem; }
.article__meta .amber { color: var(--amber); }
.article__t {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.2vw, 1.9rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
  flex: 1;
}
.article:hover .article__t em { color: var(--amber); }
.article__t em { font-style: italic; font-weight: 300; transition: color var(--t-base) var(--ease); }
.article__cta {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bone-dim);
  display: flex;
  justify-content: space-between;
}
.article:hover .article__cta { color: var(--amber); }

/* ---------- Contact ---------- */
.contact {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
}
@media (max-width: 900px) { .contact { grid-template-columns: 1fr; } }
.contact__head h2 { max-width: 14ch; }
.contact__head h2 .big-amp {
  font-style: italic;
  color: var(--amber);
  font-size: 1.2em;
  line-height: 0.6;
  display: inline-block;
  transform: translateY(0.05em);
}
.contact__details {
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.6rem;
}
.contact__row { display: flex; flex-direction: column; gap: 0.3rem; }
.contact__row a:hover { color: var(--amber); }
.contact__row .val { font-family: var(--serif); font-size: 1.15rem; }
.contact__form {
  background: var(--ink-2);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: clamp(1.4rem, 2.4vw, 2.2rem);
}
.form-status {
  margin-top: 0.6rem;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber);
  min-height: 1.4rem;
}

/* ---------- Estimator ---------- */
.estimator {
  background: var(--ink-2);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: clamp(1.4rem, 2.4vw, 2.4rem);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
}
@media (max-width: 900px) { .estimator { grid-template-columns: 1fr; } }
.estimator__group { margin-bottom: 1.4rem; }
.estimator__label {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bone-dim);
  margin-bottom: 0.6rem;
  display: block;
}
.estimator__slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 1px;
  background: var(--rule-strong);
  outline: none;
  margin: 1rem 0 0.4rem;
}
.estimator__slider::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 18px; height: 18px;
  background: var(--amber);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--ink);
  transition: transform var(--t-base) var(--ease);
}
.estimator__slider::-webkit-slider-thumb:hover { transform: scale(1.2); }
.estimator__slider::-moz-range-thumb {
  width: 18px; height: 18px;
  background: var(--amber);
  border-radius: 50%;
  cursor: pointer;
  border: 2px solid var(--ink);
}
.estimator__sliderval {
  display: flex; justify-content: space-between;
  font-family: var(--mono);
  font-size: 0.66rem;
  color: var(--bone-mute);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.estimator__sliderval strong { color: var(--amber); font-weight: 400; }

.estimator__summary {
  background: var(--ink);
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: 1.4rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-self: start;
  position: sticky;
  top: 8rem;
}
.estimator__num {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(2.6rem, 5vw, 4rem);
  letter-spacing: -0.02em;
  color: var(--bone);
  line-height: 1;
  transition: color var(--t-base) var(--ease);
}
.estimator__num.is-pulse { color: var(--amber); }
.estimator__door {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--amber);
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--amber-dim);
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  align-self: flex-start;
}
.estimator__line { color: var(--bone-dim); font-size: 0.95rem; line-height: 1.5; }

/* ---------- FAQ / TLDR ---------- */
.faq__list { display: flex; flex-direction: column; gap: 0; border-top: 1px solid var(--rule); }
.faq__item { border-bottom: 1px solid var(--rule); padding: 1.2rem 0; cursor: pointer; }
.faq__q {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  font-family: var(--serif);
  font-size: clamp(1.2rem, 1.8vw, 1.5rem);
  font-weight: 400;
  letter-spacing: -0.01em;
}
.faq__icon {
  width: 24px; height: 24px;
  position: relative;
  flex: 0 0 auto;
  transition: transform var(--t-base) var(--ease);
}
.faq__icon::before, .faq__icon::after {
  content: ""; position: absolute; background: var(--amber);
}
.faq__icon::before { top: 50%; left: 0; right: 0; height: 1px; transform: translateY(-50%); }
.faq__icon::after { top: 0; bottom: 0; left: 50%; width: 1px; transform: translateX(-50%); transition: transform var(--t-base) var(--ease); }
.faq__item.is-open .faq__icon::after { transform: translateX(-50%) scaleY(0); }
.faq__a {
  max-height: 0;
  overflow: hidden;
  color: var(--bone-dim);
  transition: max-height 420ms var(--ease), margin var(--t-base) var(--ease);
}
.faq__item.is-open .faq__a { max-height: 400px; margin-top: 1rem; }
.faq__a p { margin: 0 0 0.6rem; max-width: 64ch; }

/* ---------- Footer ---------- */
.footer {
  border-top: 1px solid var(--rule);
  padding-block: clamp(3rem, 5vw, 4.5rem) 2rem;
  position: relative;
}
.footer__head {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 2rem;
  align-items: end;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
}
@media (max-width: 720px) { .footer__head { grid-template-columns: 1fr; } }
.footer__amp {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(5rem, 11vw, 9.5rem);
  line-height: 0.82;
  color: var(--amber);
  letter-spacing: -0.04em;
  margin: 0;
  display: block;
  text-shadow: 0 0 60px var(--amber-glow);
}
.footer__amp-meta {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bone-mute);
  text-align: right;
  line-height: 1.6;
}
@media (max-width: 720px) { .footer__amp-meta { text-align: left; } }
.footer__cols {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: clamp(1.5rem, 3vw, 3rem);
  padding-block: 2rem;
  border-top: 1px solid var(--rule);
}
@media (max-width: 800px) { .footer__cols { grid-template-columns: 1fr 1fr; } }
@media (max-width: 460px) { .footer__cols { grid-template-columns: 1fr; } }
.footer__col h4 {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bone-dim);
  font-weight: 400;
  margin: 0 0 1rem;
}
.footer__col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.footer__col a { color: var(--bone); font-family: var(--serif); font-size: 1.05rem; transition: color var(--t-base) var(--ease); }
.footer__col a:hover { color: var(--amber); font-style: italic; }
.footer__brand p { color: var(--bone-dim); font-size: 0.98rem; max-width: 36ch; }
.footer__brand .signature {
  font-family: var(--serif); font-style: italic; font-size: 1.3rem; margin: 0 0 1rem;
}
.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--rule);
  padding-top: 1.4rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bone-mute);
  flex-wrap: wrap;
  gap: 1rem;
}

/* ---------- AI chat panel internals ---------- */
.chat__log {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding-bottom: 1rem;
  max-height: 380px;
  overflow-y: auto;
}
.chat__msg {
  padding: 0.85rem 1rem;
  border-radius: 12px;
  font-size: 0.98rem;
  line-height: 1.5;
  max-width: 92%;
}
.chat__msg--me {
  background: var(--ink);
  align-self: flex-end;
  border: 1px solid var(--rule-strong);
}
.chat__msg--ai {
  background: transparent;
  align-self: flex-start;
  border-left: 2px solid var(--amber);
  padding-left: 0.9rem;
  border-radius: 0;
  font-family: var(--serif);
  font-style: italic;
  color: var(--bone);
}
.chat__suggest { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }
.chat__input-row {
  display: flex;
  gap: 0.5rem;
  border-top: 1px solid var(--rule);
  padding-top: 1rem;
}
.chat__input {
  flex: 1;
  background: var(--ink);
  border: 1px solid var(--rule-strong);
  border-radius: 999px;
  padding: 0.8rem 1rem;
  color: var(--bone);
  font-family: var(--serif);
}
.chat__input:focus { outline: none; border-color: var(--amber); }
.chat__send {
  background: var(--amber);
  color: var(--on-amber);
  border-radius: 999px;
  padding: 0 1.2rem;
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.chat__typing {
  font-family: var(--mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bone-mute);
  padding: 0.4rem 0;
}

/* ---------- Side rail / page counter ---------- */
.side-rail {
  position: fixed;
  left: clamp(0.6rem, 1.2vw, 1.2rem);
  top: 50%;
  transform: translateY(-50%);
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bone-mute);
  writing-mode: vertical-rl;
}
@media (max-width: 1100px) { .side-rail { display: none; } }
.side-rail .num { color: var(--amber); }