/* CBDC-SPAR · tasarım belirteçleri ve stiller
   Yalnız açık tema: saf beyaz zemin tasarımın parçasıdır (docs/KARARLAR.md).
   Kontrast oranları beyaz (#fff) üzerinde ölçüldü. */

@font-face { font-family: "Newsreader"; font-style: normal; font-weight: 200 800; font-display: swap;
  src: url("/assets/fonts/newsreader-latin-ext-wght-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Newsreader"; font-style: normal; font-weight: 200 800; font-display: swap;
  src: url("/assets/fonts/newsreader-latin-wght-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "Newsreader"; font-style: italic; font-weight: 200 800; font-display: swap;
  src: url("/assets/fonts/newsreader-latin-ext-wght-italic.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "Newsreader"; font-style: italic; font-weight: 200 800; font-display: swap;
  src: url("/assets/fonts/newsreader-latin-wght-italic.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-display: swap; src: url("/assets/fonts/ibm-plex-sans-latin-ext-400-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "IBM Plex Sans"; font-weight: 400; font-display: swap; src: url("/assets/fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "IBM Plex Sans"; font-weight: 500; font-display: swap; src: url("/assets/fonts/ibm-plex-sans-latin-ext-500-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "IBM Plex Sans"; font-weight: 500; font-display: swap; src: url("/assets/fonts/ibm-plex-sans-latin-500-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }
@font-face { font-family: "IBM Plex Sans"; font-weight: 600; font-display: swap; src: url("/assets/fonts/ibm-plex-sans-latin-ext-600-normal.woff2") format("woff2");
  unicode-range: U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF; }
@font-face { font-family: "IBM Plex Sans"; font-weight: 600; font-display: swap; src: url("/assets/fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2");
  unicode-range: U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD; }


:root {
  --paper: #ffffff;          /* zemin: saf beyaz, değişmez (alt bilgi dahil) */
  --ink: #172824;            /* metin ve logo (Akış Mührü rengi): 14.9:1 */
  --ink-2: #4f5f5d;          /* ikincil metin: 6.71:1 */
  --ink-3: #6a7876;          /* üçüncül etiket: 4.60:1 (yalnız ≥14px) */
  --accent: #0b6a64;         /* tek vurgu, cam nesnelerin deniz yeşilinden: 6.44:1 */
  --rule: #dde4e3;           /* ince çizgi, yalnız süs */
  --ok-bg: #e4f2ef; --ok-fg: #0b5b55;      /* "onaylı" etiketi: 6.91:1 */
  --plan-bg: #f5efe4; --plan-fg: #6b4a1f;  /* "planlanan" etiketi, kil tonu: 6.99:1 */

  --serif: "Newsreader", "Iowan Old Style", Georgia, serif;
  --sans: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;

  --step--1: clamp(0.84rem, 0.82rem + 0.1vw, 0.9rem);
  --step-0: clamp(1rem, 0.97rem + 0.15vw, 1.08rem);
  --step-1: clamp(1.15rem, 1.08rem + 0.4vw, 1.4rem);
  --step-2: clamp(1.45rem, 1.28rem + 0.9vw, 2rem);
  --step-3: clamp(2rem, 1.55rem + 2.3vw, 3.4rem);
  --step-display: clamp(3.6rem, 2rem + 8.5vw, 10rem);

  --gutter: clamp(16px, 4vw, 56px);
  --maxw: 1280px;
  --head-h: 64px;
  --ease: cubic-bezier(.2,.7,.2,1);
  --slow: 1.25s;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: calc(var(--head-h) + 16px); }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: var(--step-0); line-height: 1.62; text-rendering: optimizeLegibility; overflow-x: clip; }
img { display: block; max-width: 100%; height: auto; }
picture { display: block; }
a { color: var(--accent); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 2px; }
h1, h2, h3 { font-family: var(--serif); font-weight: 400; line-height: 1.08; margin: 0; letter-spacing: -0.01em; }
h2 { font-size: var(--step-3); }
h3 { font-size: var(--step-2); }
p { margin: 0 0 1em; }
em { font-style: italic; }
section[id], article[id], li[id] { scroll-margin-top: calc(var(--head-h) + 16px); }
main:focus { outline: none; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }

.skip { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--ink); color: #fff; padding: 10px 16px; font-weight: 500; text-decoration: none; }
.skip:focus { top: 12px; }

.kicker { font-family: var(--sans); font-size: var(--step--1); font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 1rem; }
.section-intro { max-width: 40rem; color: var(--ink-2); font-size: var(--step-1); line-height: 1.5; margin-top: 1.2rem; }
.section-head { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter); }
.section-head__note { color: var(--ink-3); font-size: var(--step--1); margin-top: .8rem; }

/* ---------- Üst bant ve logo (Akış Mührü) ---------- */
.masthead { position: sticky; top: 0; z-index: 50; height: var(--head-h); display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 0 var(--gutter); background: rgba(255,255,255,.97); border-bottom: 1px solid transparent; transition: border-color .3s; }
.masthead.is-scrolled { border-bottom-color: var(--rule); }
.brand { display: inline-flex; align-items: center; color: var(--ink); min-height: 44px; }
.brand__logo { height: 46px; width: auto; display: block; }
.nav__toggle { display: none; }
.nav__list { list-style: none; margin: 0; padding: 0; display: flex; gap: clamp(12px, 2vw, 28px); }
.nav__list a { color: var(--ink); text-decoration: none; font-size: .92rem; padding: 12px 2px; display: inline-block; border-bottom: 1px solid transparent; }
.nav__list a:hover, .nav__list a[aria-current] { border-bottom-color: var(--accent); color: var(--accent); }

@media (max-width: 899px) {
  .brand__logo { height: 38px; }
  .nav__toggle { display: inline-flex; align-items: center; min-height: 44px; padding: 0 14px; font: 500 .92rem var(--sans); color: var(--ink); background: none; border: 1px solid var(--rule); border-radius: 2px; cursor: pointer; }
  .nav__list { display: none; position: absolute; left: 0; right: 0; top: var(--head-h); flex-direction: column; gap: 0; background: #fff; border-bottom: 1px solid var(--rule); padding: 8px var(--gutter) 16px; }
  .nav__list.is-open { display: flex; }
  .nav__list a { display: block; padding: 12px 0; border-bottom: 1px solid var(--rule); }
  .no-js .nav__toggle { display: none; }
  .no-js .nav__list { display: flex; position: static; flex-direction: row; flex-wrap: wrap; border: 0; padding: 0; gap: 4px 14px; }
  .no-js .nav__list a { border: 0; padding: 4px 0; }
  .no-js .masthead { height: auto; flex-wrap: wrap; padding-block: 8px; position: static; }
}

/* ---------- Odak halkası: dönemden döneme korunan iz ---------- */
.focus-ring { position: absolute; border-radius: 50%; border: 1px solid var(--accent); pointer-events: none; }
.focus-ring::before, .focus-ring::after { content: ""; position: absolute; background: var(--accent); }
.focus-ring::before { left: 50%; top: -9px; width: 1px; height: 18px; }      /* üst çentik */
.focus-ring::after { top: 50%; right: -9px; width: 18px; height: 1px; }       /* sağ çentik */

/* ---------- Nesneler ---------- */
.tableau { position: relative; }
.tableau .obj { position: absolute; }
.obj img { width: 100%; height: auto; }
.js .tableau--hero .obj, .js .tableau--q .obj, .js .tableau--measure .obj { translate: 0 calc(var(--p, 0) * var(--d, 0) * -0.4px); }

/* ---------- Giriş: yükselen köşegen (kil → damga → kod) ---------- */
.hero { max-width: var(--maxw); margin: 0 auto; padding: clamp(16px, 4vw, 56px) var(--gutter) clamp(48px, 7vw, 104px); display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(24px, 4vw, 64px); align-items: center; min-height: calc(100svh - var(--head-h)); }
.display { font-size: var(--step-display); font-weight: 300; line-height: .92; letter-spacing: -0.03em; margin: .05em 0 .3em; }
.display em { color: var(--accent); font-weight: 300; }
.lede { font-size: var(--step-1); line-height: 1.5; max-width: 34rem; }
.lede strong { font-weight: 500; }
.status-line { font-size: var(--step--1); color: var(--ink-2); display: flex; flex-wrap: wrap; gap: 8px 12px; align-items: center; margin: 1.4rem 0 1.6rem; }
.textlink { display: inline-flex; gap: .5em; align-items: center; min-height: 44px; font-weight: 500; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--ink); }
.textlink:hover { color: var(--accent); border-color: var(--accent); }

.tableau--hero { aspect-ratio: 1 / 1; width: 100%; max-height: 80svh; max-width: 80svh; justify-self: center; }
.obj--h-orb    { left: 50%; top: 1%;  width: 48%; z-index: 1; --d: 25; }
.obj--h-tablet { left: 3%;  top: 33%; width: 40%; z-index: 2; --d: 45; }
.obj--h-coin   { left: 33%; top: 29%; width: 29%; z-index: 4; --d: 70; }
.obj--h-seal   { left: 31%; top: 68%; width: 10%; z-index: 5; --d: 95; }
.obj--h-ring   { left: 48.3%; top: 44.6%; width: 40%; aspect-ratio: 1; translate: -50% -50%; z-index: 3; }

.badge { display: inline-block; font-size: .78rem; font-weight: 600; letter-spacing: .04em; padding: 3px 9px; border-radius: 2px; white-space: nowrap; }
.badge--ok { background: var(--ok-bg); color: var(--ok-fg); }
.badge--plan { background: var(--plan-bg); color: var(--plan-fg); }
.badge--draft { background: #fff; color: var(--ink-2); outline: 1px dashed var(--ink-3); outline-offset: -1px; }

@media (prefers-reduced-motion: no-preference) {
  .js .hero__text > * { animation: rise .9s var(--ease) both; }
  .js .hero__text > :nth-child(2) { animation-delay: .08s; }
  .js .hero__text > :nth-child(3) { animation-delay: .16s; }
  .js .hero__text > :nth-child(4) { animation-delay: .24s; }
  .js .hero__text > :nth-child(5) { animation-delay: .32s; }
  /* Sıra anlatıyı izler: kil, damga, kod; halka en son kapanır */
  .js .tableau--hero .obj--h-tablet img { animation: settle 1.3s var(--ease) .05s both; }
  .js .tableau--hero .obj--h-coin img   { animation: settle 1.3s var(--ease) .35s both; }
  .js .tableau--hero .obj--h-orb img    { animation: settle 1.5s var(--ease) .6s both; }
  .js .tableau--hero .obj--h-seal img   { animation: settle 1.1s var(--ease) .8s both; }
  .js .tableau--hero .obj--h-ring       { animation: ring 1.6s var(--ease) .5s both; }
}
@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes settle { from { opacity: 0; transform: translateY(22px) scale(.97); } to { opacity: 1; transform: none; } }
@keyframes ring { from { opacity: 0; transform: scale(.85); } to { opacity: 1; transform: none; } }

/* ---------- Hikâye: kalıcı nesneler, korunan odak ---------- */
.story { padding: clamp(48px, 8vw, 112px) 0 0; border-top: 1px solid var(--rule); }
.story__grid { max-width: var(--maxw); margin: clamp(16px, 3vw, 40px) auto 0; padding: 0 var(--gutter); display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(24px, 4vw, 72px); }
.story__stage { position: sticky; top: calc(var(--head-h) + 12px); height: calc(100svh - var(--head-h) - 40px); max-height: 860px; container-type: size; }
.stage__art { position: absolute; inset: 0; }
@media (min-width: 900px) { .stage__art { transform: scale(1.14); transform-origin: 42% 40%; } }

.o { position: absolute; left: 0; top: 0; width: calc(var(--w) * 1cqw); opacity: var(--o, 0); z-index: var(--z, 1);
     transform-origin: 50% 50%;
     transform: translate(calc(var(--x) * 1cqw), calc(var(--y) * 1cqh)) scale(var(--s, 1)) rotate(var(--r, 0deg));
     translate: 0 calc((var(--p, .5) - .5) * var(--d, 30) * -1px);
     transition: transform var(--slow) var(--ease), opacity .9s var(--ease); will-change: transform, opacity; }
.o img { width: 100%; }

/* Gizli (giriş) konumları: her nesne sahnesine buradan gelir */
.o--relief  { --w: 48; --x: 0;  --y: 10; --s: .9;  --d: 15; }
.o--tablet  { --w: 36; --x: 39; --y: 32; --s: .9;  --d: 40; }
.o--seal    { --w: 11; --x: 80; --y: 70; --s: .6;  --d: 70; }
.o--coin    { --w: 28; --x: 70; --y: 58; --s: .35; --d: 60; }
.o--weights { --w: 38; --x: 60; --y: 76; --s: .9;  --d: 45; }
.o--lion    { --w: 34; --x: 66; --y: 10; --s: .7;  --d: 20; }
.o--shell   { --w: 10; --x: 30; --y: 84; --s: .8;  --d: 80; }
.o--note    { --w: 62; --x: 0;  --y: 14; --s: .95; --d: 15; --r: -4deg; }
.o--card    { --w: 40; --x: 37; --y: 34; --s: .9;  --d: 45; }
.o--ribbon  { --w: 16; --x: 80; --y: 72; --s: .8;  --d: 85; }
.o--orbgeo  { --w: 36; --x: 39; --y: 25; --s: .3;  --d: 35; }
.o--prism   { --w: 20; --x: 78; --y: 66; --s: .8;  --d: 75; }
.o--orb     { --w: 13; --x: 10; --y: 74; --s: .8;  --d: 95; }

/* I · Kil: tablet halkanın içinde, mühür önde, kabartma arkada */
[data-scene="1"] .o--tablet { --x: 39; --y: 21.6; --s: 1; --o: 1; --z: 3; }
[data-scene="1"] .o--relief { --x: 0;  --y: 4;    --s: .95; --o: .5; --z: 1; }
[data-scene="1"] .o--seal   { --x: 74; --y: 56;   --s: 1; --o: 1; --z: 4; --r: 6deg; }

/* II · Metal: tablet hafızaya çekilir, damga mühürden doğar ve halkaya oturur */
[data-scene="2"] .o--tablet  { --x: 2;  --y: 6;  --s: .55; --o: .35; --z: 1; }
[data-scene="2"] .o--coin    { --x: 43; --y: 27.5; --s: 1; --o: 1; --z: 5; }
[data-scene="2"] .o--weights { --x: 58; --y: 62; --s: 1; --o: 1; --z: 4; }
[data-scene="2"] .o--lion    { --x: 66; --y: 4;  --s: .8; --o: .55; --z: 1; }
[data-scene="2"] .o--shell   { --x: 30; --y: 74; --s: 1; --o: 1; --z: 5; }

/* III · Hesap: sikke kartın çipine küçülerek geçer, banknot deseni arkada */
[data-scene="3"] .o--coin   { --x: 31.8; --y: 25.4; --s: .12; --o: 0; --z: 6; }
[data-scene="3"] .o--card   { --x: 37; --y: 23; --s: 1; --o: 1; --z: 4; }
[data-scene="3"] .o--note   { --x: 0;  --y: 6;  --s: 1; --o: .9; --z: 2; }
[data-scene="3"] .o--ribbon { --x: 76; --y: 62; --s: 1; --o: 1; --z: 5; }
[data-scene="3"] .o--tablet { --x: 0;  --y: 2;  --s: .4; --o: .15; --z: 1; }

/* IV · Kod: kart hafızaya çekilir, küre halkayı doldurur */
[data-scene="4"] .o--card   { --x: 2;  --y: 6;  --s: .5; --o: .4; --z: 1; }
[data-scene="4"] .o--orbgeo { --x: 39; --y: 25; --s: 1; --o: 1; --z: 4; }
[data-scene="4"] .o--prism  { --x: 72; --y: 58; --s: 1; --o: 1; --z: 5; }
[data-scene="4"] .o--orb    { --x: 14; --y: 64; --s: 1; --o: .9; --z: 3; }

.stage__ring { left: 57cqw; top: 42cqh; width: 40cqw; aspect-ratio: 1; translate: -50% -50%; z-index: 2; }
.stage__label { position: absolute; left: calc(57cqw + 17cqw); top: calc(42cqh + 17cqw); z-index: 7; font-size: .78rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); white-space: nowrap; }
.stage__label span { position: absolute; left: 0; top: 0; opacity: 0; transition: opacity .6s var(--ease); }
[data-scene="1"] [data-label="1"], [data-scene="2"] [data-label="2"], [data-scene="3"] [data-label="3"], [data-scene="4"] [data-label="4"] { opacity: 1; }

.stage-index { position: absolute; left: 0; bottom: 0; display: flex; gap: 6px; z-index: 8; }
.stage-index a { font-family: var(--serif); font-size: 1.05rem; color: var(--ink-3); text-decoration: none; min-width: 44px; min-height: 44px; display: inline-flex; align-items: center; justify-content: center; border-bottom: 2px solid transparent; transition: color .4s, border-color .4s; }
.stage-index a:hover { color: var(--ink); }
.stage-index a[aria-current] { color: var(--ink); border-bottom-color: var(--accent); }

.step { position: relative; min-height: 86svh; display: flex; flex-direction: column; justify-content: center; padding: 8vh 0; max-width: 32rem; }
.step:last-child { min-height: 100svh; }
.step__num { font-family: var(--serif); font-style: italic; font-size: var(--step-1); color: var(--accent); margin-bottom: .6rem; }
.step h3 { font-size: var(--step-3); margin-bottom: 1.2rem; }
.step__src { font-size: var(--step--1); color: var(--ink-2); }
.step__figure { display: none; }
.step::before { content: ""; position: absolute; left: -24px; top: 50%; width: 2px; height: 0; background: var(--accent); transform: translateY(-50%); transition: height .6s var(--ease); }
.step.is-active::before { height: 40%; }

/* Betik yoksa: sahne yerine her adımın kendi görseli */
.no-js .story__stage { display: none; }
.no-js .story__grid { grid-template-columns: minmax(0, 1fr); max-width: 48rem; }
.no-js .step { min-height: 0; padding: 40px 0; }
.no-js .step__figure { display: flex; align-items: flex-end; gap: 4%; margin-bottom: 20px; }
.no-js .step__figure .obj { width: 40%; max-width: 260px; }
.no-js .step__figure .obj--small { width: 24%; max-width: 150px; }

/* Mobil: sahne üstte sabit, metin altından akar */
@media (max-width: 899px) {
  .story__grid { grid-template-columns: 1fr; gap: 0; padding: 0; }
  .story__stage { top: var(--head-h); height: 46svh; z-index: 5; background: #fff; border-bottom: 1px solid var(--rule); max-height: none; }
  .stage__ring { width: 44cqw; }
  .stage__label { left: auto; right: 16px; top: 12px; }
  .stage__label span { left: auto; right: 0; }
  .stage-index { left: 8px; bottom: 0; }
  .story__steps { padding: 0 var(--gutter); }
  .step { min-height: 64svh; padding: 32px 0 48px; justify-content: flex-start; }
  .step:last-child { min-height: 70svh; }
  .step::before { display: none; }
}

/* ---------- Sorular ---------- */
.questions { position: relative; max-width: var(--maxw); margin: 0 auto; padding: clamp(56px, 9vw, 128px) var(--gutter); }
.questions::before, .measure::before { content: ""; position: absolute; top: 0; left: 50%; width: 100vw; transform: translateX(-50%); border-top: 1px solid var(--rule); }
.questions__head { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: clamp(24px, 4vw, 64px); align-items: end; margin-bottom: clamp(32px, 5vw, 56px); }
.tableau--q { aspect-ratio: 4 / 3; }
.obj--q-key { left: 0; top: 4%; width: 62%; z-index: 2; --d: 40; }
.obj--q-card { right: 0; bottom: 0; width: 46%; z-index: 1; --d: 15; }
.obj--q-card img { transform: rotate(-8deg); }

.faq { border-top: 1px solid var(--ink); }
.faq > details { border-bottom: 1px solid var(--rule); }
.faq > details > summary { list-style: none; cursor: pointer; display: grid; grid-template-columns: 1fr 44px; align-items: center; gap: 16px; padding: 20px 0; min-height: 44px; }
.faq summary::-webkit-details-marker { display: none; }
.faq__q { font-family: var(--serif); font-size: var(--step-2); line-height: 1.2; }
.faq > details > summary::after { content: ""; justify-self: end; width: 18px; height: 18px; background:
  linear-gradient(var(--ink), var(--ink)) center / 18px 1.5px no-repeat,
  linear-gradient(var(--ink), var(--ink)) center / 1.5px 18px no-repeat; transition: transform .35s var(--ease); }
.faq > details[open] > summary::after { transform: rotate(45deg); }
.faq > details > summary:hover .faq__q { color: var(--accent); }
.faq__a { padding: 0 0 24px; max-width: 50rem; }
.faq__short { font-size: var(--step-1); line-height: 1.5; margin-bottom: .8rem; }
.faq__more > summary { cursor: pointer; display: inline-flex; align-items: center; min-height: 44px; font-size: var(--step--1); font-weight: 500; color: var(--accent); text-decoration: underline; text-underline-offset: .2em; }
.faq__more[open] > summary { margin-bottom: 8px; }
.faq dl { display: grid; grid-template-columns: 10rem 1fr; gap: 10px 24px; margin: 0 0 12px; }
.faq dt { font-size: var(--step--1); font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-2); padding-top: .25em; }
.faq dd { margin: 0; color: var(--ink-2); }
.faq__src { font-size: var(--step--1); color: var(--ink-2); }
@media (max-width: 700px) { .faq dl { grid-template-columns: 1fr; gap: 2px; } .faq dd { margin-bottom: 12px; } }

/* ---------- Ne ölçüyoruz ---------- */
.measure { position: relative; max-width: var(--maxw); margin: 0 auto; padding: clamp(56px, 9vw, 128px) var(--gutter); display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: clamp(24px, 5vw, 88px); }
.tableau--measure { aspect-ratio: 3 / 4; align-self: start; position: sticky; top: calc(var(--head-h) + 24px); }
.obj--m-capital { left: 0; bottom: 0; width: 86%; z-index: 1; --d: 20; }
.obj--m-bust { right: 0; top: 0; width: 64%; z-index: 2; --d: 55; }
.dims { list-style: none; margin: 2.4rem 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 0 40px; }
.dims li { border-top: 1px solid var(--ink); padding: 18px 0 24px; }
.dims__n { font-family: var(--serif); font-style: italic; color: var(--accent); font-size: var(--step-1); }
.dims h3 { font-size: var(--step-2); margin: .3rem 0 .6rem; }
.dims p { color: var(--ink-2); margin: 0; }
.item-demo { margin: 0; padding: clamp(20px, 3vw, 36px); border: 1px solid var(--rule); }
.item-demo figcaption { font-size: var(--step--1); font-weight: 500; color: var(--ink-2); display: flex; flex-wrap: wrap; gap: 8px 14px; align-items: center; }
.item-demo__tag { font-weight: 400; color: var(--ink-3); font-style: italic; }
.item-demo__stem { font-family: var(--serif); font-size: var(--step-2); line-height: 1.25; margin: 1rem 0 1.2rem; }
.item-demo__slot { font-style: italic; color: var(--accent); border-bottom: 1px solid currentColor; }
.item-demo__actors { display: flex; flex-wrap: wrap; gap: 8px; }
.item-demo__actors button { font: 500 .9rem var(--sans); min-height: 44px; padding: 0 14px; background: #fff; color: var(--ink); border: 1px solid var(--rule); border-radius: 2px; cursor: pointer; }
.item-demo__actors button[aria-pressed="true"] { border-color: var(--ink); background: var(--ink); color: #fff; }
.item-demo__actors button:hover { border-color: var(--ink); }
.item-demo__live { margin: 1rem 0 0; font-size: var(--step--1); color: var(--ink); }
.item-demo__note { margin: .6rem 0 0; color: var(--ink-2); font-size: var(--step--1); }
.no-js .item-demo__actors, .no-js .item-demo__live { display: none; }
@media (max-width: 899px) {
  .measure { grid-template-columns: 1fr; }
  .tableau--measure { position: relative; top: auto; width: min(64%, 300px); margin: 0 auto; }
  .dims { grid-template-columns: 1fr; }
  .questions__head { grid-template-columns: 1fr; }
  .tableau--q { width: min(64%, 320px); }
}

/* ---------- Yöntem ---------- */
.method { padding: clamp(56px, 9vw, 128px) 0; border-top: 1px solid var(--rule); }
.timeline { list-style: none; max-width: var(--maxw); margin: clamp(32px, 5vw, 56px) auto 0; padding: 0 var(--gutter); }
.phase { position: relative; display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: 8px clamp(24px, 4vw, 64px); padding: 28px 0 32px; border-top: 1px solid var(--rule); }
.phase--ok { border-top: 2px solid var(--accent); }
.phase__meta { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; grid-row: span 3; }
.phase__when { font-size: var(--step--1); color: var(--ink-2); max-width: 18rem; }
.phase h3 { font-size: var(--step-2); }
.phase__note { color: var(--ink-2); font-size: var(--step--1); margin: 0; }
.wedge-list { list-style: none; margin: 4px 0 8px; padding: 0; }
.wedge-list li { position: relative; padding-left: 22px; margin-bottom: 6px; }
.wedge-list li::before { content: ""; position: absolute; left: 0; top: .62em; width: 10px; height: 1px; background: var(--ink); }
.phase--plan .wedge-list li::before, .phase--draft .wedge-list li::before { background: var(--ink-3); }
@media (max-width: 899px) { .phase { grid-template-columns: 1fr; } .phase__meta { grid-row: auto; } }

/* ---------- Ekip ---------- */
.team { padding: clamp(56px, 9vw, 112px) 0; border-top: 1px solid var(--rule); }
.people { list-style: none; max-width: var(--maxw); margin: 2.4rem auto 0; padding: 0 var(--gutter); display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px clamp(24px, 4vw, 64px); }
.person { display: grid; grid-template-columns: 96px 1fr; gap: 20px; align-items: start; }
.person__coin img { width: 96px; height: auto; }
.person__title { margin: 0; font-size: var(--step--1); color: var(--ink-2); }
.person__name { font-size: var(--step-2); margin: 2px 0 6px; }
.person__role { margin: 0 0 6px; font-weight: 500; color: var(--accent); }
.person__unit { margin: 0; color: var(--ink-2); font-size: var(--step--1); }
.contact { max-width: var(--maxw); margin: 2.4rem auto 0; padding: 0 var(--gutter); }
@media (max-width: 700px) { .people { grid-template-columns: 1fr; } .person { grid-template-columns: 72px 1fr; } .person__coin img { width: 72px; } }

/* ---------- Kaynaklar ---------- */
.sources { padding: clamp(56px, 9vw, 112px) 0; border-top: 1px solid var(--rule); }
.refs { max-width: var(--maxw); margin: 2rem auto 0; padding: 0 var(--gutter) 0 calc(var(--gutter) + 1.6rem); font-size: var(--step--1); color: var(--ink-2); }
.refs li { padding: 10px 0; border-bottom: 1px solid var(--rule); overflow-wrap: anywhere; }
.refs li:target { background: var(--ok-bg); }
.refs cite { color: var(--ink); font-style: italic; }

/* ---------- Alt bilgi: beyaz zemin ---------- */
.colophon { background: var(--paper); color: var(--ink); padding: clamp(48px, 7vw, 88px) var(--gutter) 32px; border-top: 1px solid var(--ink); }
.colophon__grid { max-width: var(--maxw); margin: 0 auto; display: grid; grid-template-columns: 5fr 4fr 4fr; gap: 32px clamp(24px, 4vw, 64px); }
.colophon p { color: var(--ink-2); font-size: var(--step--1); }
.colophon__logo { height: 48px; width: auto; color: var(--ink); margin-bottom: 14px; display: block; }
.colophon__h { font-family: var(--sans); font-size: var(--step--1); font-weight: 600; letter-spacing: .08em; text-transform: uppercase; margin: 0 0 10px; color: var(--ink); }
.colophon__small { max-width: var(--maxw); margin: 40px auto 0; padding-top: 20px; border-top: 1px solid var(--rule); }
@media (max-width: 899px) { .colophon__grid { grid-template-columns: 1fr; } }

/* ---------- Giriş: mobil kompozisyon (önce başlık ve amaç) ---------- */
@media (max-width: 899px) {
  .hero { grid-template-columns: 1fr; min-height: 0; padding-top: 20px; gap: 8px; }
  .display { font-size: clamp(3.2rem, 16vw, 5.6rem); }
  .lede { font-size: 1.05rem; }
  .status-line { margin: 1rem 0 .6rem; }
  .tableau--hero { width: 100%; max-width: 380px; max-height: none; aspect-ratio: 6 / 5; margin: 8px auto 0; }
  .obj--h-orb    { left: 54%; top: 0;   width: 42%; }
  .obj--h-tablet { left: 6%;  top: 26%; width: 34%; }
  .obj--h-coin   { left: 33%; top: 25%; width: 27%; }
  .obj--h-seal   { left: 26%; top: 76%; width: 9%; }
  .obj--h-ring   { left: 46.5%; top: 47%; width: 38%; }
}

/* ---------- Hareket azaltma ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .js .tableau .obj, .o { translate: none !important; }
}

/* ---------- Yazdırma ---------- */
@media print {
  .masthead, .story__stage, .tableau, .item-demo__actors { display: none !important; }
  .step__figure { display: none !important; }
  .faq details > .faq__a, .faq__more > dl { display: block; }
  .step { min-height: 0; }
}