/* ============================================================
   LUMINA EXPERIENCES
   Zemin: Onyx & Alabaster · Vurgu: şampanya ışığı
   Tipografi: Prata (didone, sergi) + Jost (geometrik, metin)
   ============================================================ */

:root {
  --onyx: #0b0b0d;
  --onyx-2: #121215;
  --alabaster: #ede9e1;
  --alabaster-2: #e6e1d7;
  --mist: #8f8b82;
  --mist-dark: #6d6a62;
  --champagne: #c3a87e;
  --champagne-dim: rgba(195, 168, 126, 0.35);
  --hairline: rgba(237, 233, 225, 0.14);
  --hairline-light: rgba(11, 11, 13, 0.16);
  --display: "Prata", "Times New Roman", serif;
  --sans: "Jost", "Segoe UI", sans-serif;
  --ease-out: cubic-bezier(0.19, 1, 0.22, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

[hidden] { display: none !important; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background: var(--onyx);
  color: var(--alabaster);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 17px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}

::selection { background: var(--champagne); color: var(--onyx); }

img { display: block; max-width: 100%; }

button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

:focus-visible {
  outline: 1px solid var(--champagne);
  outline-offset: 5px;
}

.visually-hidden {
  position: absolute; width: 1px; height: 1px;
  clip-path: inset(50%); overflow: hidden; white-space: nowrap;
}

/* ---------- ortak tipler ---------- */

.eyebrow {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--champagne);
}

.mono {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
}

/* ---------- açılış perdesi ---------- */

.veil {
  position: fixed; inset: 0; z-index: 100;
  background: var(--onyx);
  display: grid; place-items: center;
  transition: opacity 1.1s var(--ease-out), visibility 1.1s;
}
.veil.gone { opacity: 0; visibility: hidden; pointer-events: none; }

.veil-mark { display: grid; justify-items: center; gap: 18px; }

.veil-letters {
  font-family: var(--display);
  font-size: clamp(22px, 3.4vw, 34px);
  letter-spacing: 0.6em;
  margin-right: -0.6em; /* orta hizalama düzeltmesi */
  color: var(--alabaster);
  opacity: 0;
  animation: veil-in 1.4s var(--ease-out) 0.15s forwards;
}

.veil-line {
  width: 0; height: 1px;
  background: var(--champagne);
  animation: veil-line 1.2s var(--ease-out) 0.55s forwards;
}

@keyframes veil-in { to { opacity: 1; } }
@keyframes veil-line { to { width: 120px; } }

/* ---------- imza: ışık ---------- */

.lumen {
  position: fixed;
  left: 0; top: 0;
  width: 58vmax; height: 58vmax;
  border-radius: 50%;
  pointer-events: none;
  z-index: 4;
  mix-blend-mode: screen;
  background: radial-gradient(closest-side,
    rgba(195, 168, 126, 0.075),
    rgba(195, 168, 126, 0.028) 38%,
    transparent 70%);
  transform: translate(-50%, -50%);
  opacity: 0;
  transition: opacity 1.4s ease;
}
.lumen.on { opacity: 1; }

/* ---------- başlık çubuğu ---------- */

.site-head {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 26px clamp(22px, 4.5vw, 64px);
  mix-blend-mode: difference;
  color: #fff;
}

.wordmark {
  display: grid;
  gap: 1px;
  text-decoration: none;
  color: inherit;
}
.wordmark-main {
  font-family: var(--display);
  font-size: 19px;
  letter-spacing: 0.42em;
}
.wordmark-sub {
  font-size: 9px;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  opacity: 0.7;
}

.head-nav { display: flex; align-items: center; gap: clamp(18px, 3vw, 44px); }

.ghost-link,
.vision-link {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  white-space: nowrap;
  padding: 10px 0;
  position: relative;
}
.ghost-link { opacity: 0.72; transition: opacity 0.4s; }
.ghost-link:hover { opacity: 1; }

.vision-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 4px;
  width: 100%; height: 1px;
  background: currentColor;
  transform: scaleX(0.35);
  transform-origin: left;
  transition: transform 0.6s var(--ease-out);
}
.vision-link:hover::after { transform: scaleX(1); }

/* ---------- hero ---------- */

.hero {
  position: relative;
  height: 100svh;
  min-height: 560px;
  overflow: hidden;
}

.hero-video {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.72) contrast(1.04) brightness(0.9);
}

.hero-shade {
  position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(11,11,13,0.35), transparent 30%,
      transparent 55%, rgba(11,11,13,0.82));
}

.hero-copy {
  position: absolute;
  left: 0; right: 0;
  bottom: clamp(84px, 16vh, 160px);
  display: grid;
  justify-items: center;
  gap: 20px;
  text-align: center;
  padding: 0 24px;
}

.hero-eyebrow {
  font-size: 10px;
  letter-spacing: 0.55em;
  text-transform: uppercase;
  color: var(--alabaster);
  opacity: 0;
  animation: rise 1.6s var(--ease-out) 1.4s forwards;
}

.hero-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(34px, 6vw, 76px);
  letter-spacing: 0.14em;
  line-height: 1.15;
  opacity: 0;
  animation: rise 1.8s var(--ease-out) 1.7s forwards;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(26px); }
  to { opacity: 1; transform: none; }
}

.hero-foot {
  position: absolute;
  left: 50%; bottom: 0;
  transform: translateX(-50%);
  display: grid;
  justify-items: center;
  gap: 10px;
}
.hero-foot-note {
  font-size: 10px;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  color: var(--mist);
}
.hero-scroll-line {
  width: 1px; height: 56px;
  background: linear-gradient(var(--champagne), transparent);
  animation: drip 2.6s var(--ease-out) infinite;
}
@keyframes drip {
  0% { transform: scaleY(0); transform-origin: top; }
  55% { transform: scaleY(1); transform-origin: top; }
  56% { transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- aydınlık bölümler ---------- */

.chapter-light {
  background: var(--alabaster);
  color: var(--onyx);
}
.chapter-light .eyebrow { color: #9a7d4e; }

/* ---------- manifesto ---------- */

.manifesto { padding: clamp(110px, 16vw, 220px) clamp(22px, 6vw, 96px); }

.manifesto-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  column-gap: clamp(40px, 7vw, 120px);
  row-gap: 56px;
}

.manifesto .eyebrow { grid-column: 1 / -1; }

.manifesto-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(44px, 6.5vw, 92px);
  line-height: 1.08;
  letter-spacing: 0.02em;
}

.manifesto-body {
  display: grid;
  gap: 26px;
  align-content: end;
  font-size: 16px;
  color: #3c3a35;
  max-width: 46ch;
}

.manifesto-secret {
  grid-column: 1 / -1;
  justify-self: end;
  text-align: right;
  font-size: 12.5px;
  letter-spacing: 0.14em;
  line-height: 2.1;
  color: var(--mist-dark);
  border-right: 1px solid var(--champagne);
  padding-right: 22px;
  margin-top: 24px;
}

/* ---------- koleksiyon rayı ---------- */

.rail-wrap { position: relative; height: 340vh; background: var(--onyx); }

.rail-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.rail-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: clamp(84px, 12vh, 120px) clamp(22px, 4.5vw, 64px) 0;
}
.rail-hint { font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--mist-dark); }

.rail {
  display: flex;
  align-items: center;
  gap: clamp(48px, 8vw, 140px);
  height: 100%;
  padding: 0 clamp(22px, 4.5vw, 64px);
  will-change: transform;
}

.panel {
  flex: 0 0 auto;
  width: min(78vw, 980px);
  display: grid;
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
  gap: clamp(26px, 4vw, 64px);
  align-items: end;
}
.panel-alt { grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); }
.panel-alt .panel-figure { order: 2; }
.panel-alt .panel-text { order: 1; text-align: right; justify-items: end; }

.panel-figure {
  overflow: hidden;
  aspect-ratio: 3 / 4;
  max-height: 62vh;
}
.panel-figure img {
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.68) contrast(1.05);
  transform: scale(1.06);
  transition: transform 1.6s var(--ease-out), filter 1.6s var(--ease-out);
}
.panel:hover .panel-figure img { transform: scale(1.0); filter: saturate(0.85) contrast(1.03); }

.panel-text { display: grid; gap: 14px; padding-bottom: 8px; }

.panel-kicker {
  font-size: 10px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--champagne);
}

.panel-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(30px, 3.6vw, 52px);
  letter-spacing: 0.06em;
}

.panel-body { color: var(--mist); font-size: 15px; max-width: 38ch; }

.panel-places {
  font-size: 11px;
  letter-spacing: 0.24em;
  text-transform: uppercase;
  color: var(--mist-dark);
  border-top: 1px solid var(--hairline);
  padding-top: 14px;
  margin-top: 8px;
}

.rail-progress {
  height: 1px;
  margin: 0 clamp(22px, 4.5vw, 64px) clamp(30px, 6vh, 56px);
  background: var(--hairline);
}
.rail-progress span {
  display: block;
  width: 0%;
  height: 100%;
  background: var(--champagne);
  transition: width 0.15s linear;
}

/* ---------- metod ---------- */

.method { padding: clamp(110px, 15vw, 200px) clamp(22px, 6vw, 96px); background: var(--onyx); }

.method-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(48px, 7vw, 120px);
}

.method .eyebrow { grid-column: 1 / -1; }

.method-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(36px, 4.6vw, 64px);
  line-height: 1.14;
  position: sticky;
  top: 18vh;
  align-self: start;
}

.method-list { list-style: none; display: grid; }

.method-item {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 18px;
  padding: clamp(30px, 4vw, 46px) 0;
  border-top: 1px solid var(--hairline);
  transition: background 0.6s;
}
.method-item:last-child { border-bottom: 1px solid var(--hairline); }

.method-num {
  font-family: var(--display);
  font-size: 22px;
  color: var(--champagne);
  line-height: 1.5;
}

.method-item h3 {
  font-family: var(--display);
  font-weight: 400;
  font-size: 24px;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.method-item p { color: var(--mist); font-size: 15px; max-width: 44ch; }

/* ---------- on iki proje ---------- */

.twelve {
  position: relative;
  min-height: 88vh;
  display: grid;
  place-items: center;
  overflow: hidden;
  text-align: center;
  padding: 120px 24px;
}
.twelve-bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: saturate(0.45) brightness(0.42) contrast(1.05);
}
.twelve-copy { position: relative; display: grid; gap: 26px; justify-items: center; }
.twelve-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(38px, 5.6vw, 78px);
  line-height: 1.12;
  letter-spacing: 0.04em;
}
.twelve-note {
  color: var(--alabaster-2);
  opacity: 0.85;
  font-size: 15px;
  max-width: 44ch;
}

/* ---------- davet / vizyon çağrısı ---------- */

.invite { padding: clamp(110px, 15vw, 200px) clamp(22px, 6vw, 96px); text-align: center; }

.invite-inner { max-width: 720px; margin: 0 auto; display: grid; gap: 26px; justify-items: center; }

.invite-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(38px, 5.2vw, 70px);
  line-height: 1.12;
}

.invite-body { color: #3c3a35; font-size: 16px; max-width: 46ch; }

.invite-cta {
  margin-top: 22px;
  display: grid;
  justify-items: center;
  gap: 12px;
  font-size: 12px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  padding: 16px 8px;
}
.invite-cta-line {
  width: 100%; height: 1px;
  background: var(--onyx);
  transform-origin: left;
  transition: transform 0.7s var(--ease-out), background 0.4s;
}
.invite-cta:hover .invite-cta-line { transform: scaleX(0.4); background: #9a7d4e; }

/* ---------- alt bilgi ---------- */

.site-foot {
  background: var(--onyx);
  border-top: 1px solid var(--hairline);
  padding: clamp(56px, 8vw, 96px) clamp(22px, 4.5vw, 64px) 40px;
  display: grid;
  gap: 56px;
}

.foot-row {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  align-items: baseline;
  justify-content: space-between;
}

.foot-brand { display: grid; gap: 6px; }
.foot-tag {
  font-size: 10px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--mist-dark);
}

.foot-cities { font-size: 12px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--mist); }

.foot-mail {
  color: var(--alabaster);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.12em;
  border-bottom: 1px solid var(--champagne-dim);
  padding-bottom: 3px;
  transition: border-color 0.4s;
}
.foot-mail:hover { border-color: var(--champagne); }

.foot-legal {
  font-size: 10.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--mist-dark);
}

/* ============================================================
   KATMANLAR — Guest Access & Vizyon
   ============================================================ */

.overlay {
  position: fixed; inset: 0;
  z-index: 60;
  background: rgba(9, 9, 11, 0.985);
  overflow-y: auto;
  padding: clamp(90px, 12vh, 140px) clamp(22px, 6vw, 96px) 80px;
  opacity: 0;
  transition: opacity 0.7s var(--ease-out);
}
.overlay.open { opacity: 1; }

.overlay-close {
  position: fixed;
  top: 26px; right: clamp(22px, 4.5vw, 64px);
  z-index: 5;
  font-size: 11px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--mist);
  padding: 10px 0;
  transition: color 0.4s;
}
.overlay-close:hover { color: var(--alabaster); }

/* --- portal: kapı --- */

.portal-gate {
  min-height: 60vh;
  max-width: 560px;
  margin: 0 auto;
  display: grid;
  align-content: center;
  justify-items: center;
  gap: 18px;
  text-align: center;
}

.gate-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(30px, 4vw, 46px);
  letter-spacing: 0.04em;
}
.gate-sub { color: var(--mist); font-size: 14px; }

.gate-form { display: grid; justify-items: center; gap: 22px; width: 100%; margin-top: 18px; }

.gate-input {
  width: min(320px, 100%);
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--hairline);
  color: var(--alabaster);
  font-family: var(--sans);
  font-size: 26px;
  font-weight: 200;
  letter-spacing: 0.5em;
  text-align: center;
  text-transform: uppercase;
  padding: 10px 0 14px;
  transition: border-color 0.5s;
}
.gate-input:focus { outline: none; border-color: var(--champagne); }
.gate-input::placeholder { color: var(--mist-dark); }

.gate-error { color: #b4756a; font-size: 12.5px; letter-spacing: 0.16em; }

.gate-form.deny .gate-input {
  animation: deny 0.5s ease;
  border-color: #b4756a;
}
@keyframes deny {
  20% { transform: translateX(-7px); }
  45% { transform: translateX(6px); }
  70% { transform: translateX(-3px); }
}

.gate-submit {
  font-size: 11px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--onyx);
  background: var(--alabaster);
  padding: 16px 44px 15px;
  transition: background 0.4s, color 0.4s;
}
.gate-submit:hover { background: var(--champagne); }

.gate-demo { font-size: 11px; letter-spacing: 0.14em; color: var(--mist-dark); margin-top: 8px; }
.gate-demo b { color: var(--mist); font-weight: 400; letter-spacing: 0.3em; }

/* --- portal: içerik --- */

.portal-body { max-width: 760px; margin: 0 auto; display: grid; gap: clamp(56px, 8vw, 88px); }

.portal-head { display: grid; gap: 14px; text-align: center; justify-items: center; }
.portal-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(52px, 9vw, 110px);
  letter-spacing: 0.28em;
  margin-right: -0.28em;
  line-height: 1;
}
.portal-sub { color: var(--mist); letter-spacing: 0.14em; }

.portal-block { display: grid; gap: 22px; }
.portal-block-title {
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--champagne);
  border-bottom: 1px solid var(--hairline);
  padding-bottom: 14px;
}

.portal-figure { overflow: hidden; }
.portal-figure img { width: 100%; filter: saturate(0.7) contrast(1.04); }
.portal-figure-tall { max-width: 420px; }

.portal-text { color: var(--mist); font-size: 15px; max-width: 58ch; }

.itinerary { list-style: none; display: grid; gap: 30px; }
.itinerary > li {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 18px;
  align-items: start;
}
.itin-day {
  font-family: var(--display);
  font-size: 17px;
  color: var(--alabaster);
  letter-spacing: 0.1em;
}
.itinerary ul { list-style: none; display: grid; gap: 8px; color: var(--mist); font-size: 14.5px; }
.itinerary ul .mono { color: var(--champagne); margin-right: 14px; font-size: 13px; }

/* --- LCV --- */

.rsvp { display: grid; gap: 24px; justify-items: start; }

.rsvp-choice { display: flex; gap: 16px; flex-wrap: wrap; }

.rsvp-opt { position: relative; cursor: pointer; }
.rsvp-opt input { position: absolute; opacity: 0; }
.rsvp-opt span {
  display: inline-block;
  font-size: 11.5px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--mist);
  border: 1px solid var(--hairline);
  padding: 15px 26px 14px;
  transition: color 0.4s, border-color 0.4s;
}
.rsvp-opt input:checked + span { color: var(--onyx); background: var(--alabaster); border-color: var(--alabaster); }
.rsvp-opt input:focus-visible + span { outline: 1px solid var(--champagne); outline-offset: 4px; }

.rsvp-note-label { font-size: 12px; letter-spacing: 0.2em; text-transform: uppercase; color: var(--mist-dark); }

.rsvp-note,
.vision-textarea {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--hairline);
  color: var(--alabaster);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 16px;
  line-height: 1.7;
  padding: 6px 0 14px;
  resize: vertical;
}
.rsvp-note:focus, .vision-textarea:focus { outline: none; border-color: var(--champagne); }

.rsvp-done, .vdone-text { color: var(--mist); }
.rsvp-done { font-size: 14px; border-left: 1px solid var(--champagne); padding-left: 18px; }

/* --- vizyon akışı --- */

.vision-progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: var(--hairline);
  z-index: 6;
}
.vision-progress span {
  display: block;
  height: 100%;
  width: 0%;
  background: var(--champagne);
  transition: width 0.8s var(--ease-out);
}

.vision {
  max-width: 720px;
  margin: 0 auto;
  min-height: 60vh;
  display: grid;
  align-content: center;
}

.vstep { border: none; display: grid; gap: 26px; animation: rise 0.9s var(--ease-out); }

/* legend'ı fieldset'in tepesine sabitleyen tarayıcı davranışını kır */
.vstep legend { float: left; width: 100%; }

.vstep-count {
  font-size: 11px;
  letter-spacing: 0.42em;
  color: var(--mist-dark);
}

.vstep-q {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(30px, 4.6vw, 52px);
  line-height: 1.16;
  letter-spacing: 0.02em;
}

.vstep-hint { color: var(--mist); font-size: 14px; margin-top: -10px; }

.vopts { display: grid; gap: 2px; margin-top: 10px; }

.vopt {
  text-align: left;
  font-size: 16.5px;
  font-weight: 300;
  color: var(--mist);
  padding: 20px 4px;
  border-bottom: 1px solid var(--hairline);
  position: relative;
  transition: color 0.4s, padding-left 0.5s var(--ease-out);
}
.vopt::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 0; height: 1px;
  background: var(--champagne);
  transition: width 0.5s var(--ease-out);
}
.vopt:hover { color: var(--alabaster); padding-left: 34px; }
.vopt:hover::before { width: 22px; }

.vfields { display: grid; gap: 22px; margin-top: 8px; }

.vinput {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--hairline);
  color: var(--alabaster);
  font-family: var(--sans);
  font-weight: 300;
  font-size: 18px;
  padding: 8px 0 14px;
}
.vinput:focus { outline: none; border-color: var(--champagne); }
.vinput::placeholder, .vision-textarea::placeholder, .rsvp-note::placeholder { color: var(--mist-dark); }

.vnext {
  justify-self: start;
  font-size: 11px;
  letter-spacing: 0.42em;
  text-transform: uppercase;
  color: var(--onyx);
  background: var(--alabaster);
  padding: 16px 44px 15px;
  margin-top: 10px;
  transition: background 0.4s;
}
.vnext:hover { background: var(--champagne); }

.vdone { display: grid; gap: 20px; text-align: center; justify-items: center; animation: rise 1.1s var(--ease-out); }
.vdone-title {
  font-family: var(--display);
  font-weight: 400;
  font-size: clamp(34px, 5vw, 56px);
}
.vdone-text { max-width: 40ch; }

/* ---------- görünürlük animasyonları ---------- */

.reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 1.2s var(--ease-out), transform 1.2s var(--ease-out);
}
.reveal.in { opacity: 1; transform: none; }

/* ---------- duyarlılık ---------- */

@media (max-width: 900px) {
  .manifesto-inner, .method-inner { grid-template-columns: 1fr; }
  .method-title { position: static; }
  .manifesto-secret { justify-self: start; text-align: left; border-right: none; border-left: 1px solid var(--champagne); padding: 0 0 0 18px; }

  /* ray: dikey akışa dön */
  .rail-wrap { height: auto; }
  .rail-sticky { position: static; height: auto; overflow: visible; }
  .rail {
    flex-direction: column;
    align-items: stretch;
    gap: 72px;
    padding: 48px clamp(22px, 4.5vw, 64px) 72px;
    transform: none !important;
  }
  .panel, .panel-alt { width: 100%; grid-template-columns: 1fr; align-items: start; }
  .panel-alt .panel-figure { order: 0; }
  .panel-alt .panel-text { order: 1; text-align: left; justify-items: start; }
  .panel-figure { max-height: none; }
  .rail-progress, .rail-hint { display: none; }

  .itinerary > li { grid-template-columns: 1fr; gap: 10px; }
  .lumen { display: none; }
}

@media (max-width: 640px) {
  .site-head { padding: 18px 20px; }
  .wordmark-main { font-size: 15px; letter-spacing: 0.3em; }
  .wordmark-sub { font-size: 7px; letter-spacing: 0.34em; }
  .head-nav { gap: 16px; }
  .ghost-link, .vision-link { font-size: 8.5px; letter-spacing: 0.16em; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .hero-eyebrow, .hero-title, .veil-letters { opacity: 1; }
  .lumen { display: none; }
}