@font-face{font-family:Fraunces;src:url("fraunces-normal-latin.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:Fraunces;src:url("fraunces-normal-latin-ext.woff2") format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0100-024F,U+1E00-1EFF}
@font-face{font-family:IBMPlexSans;src:url("IBMPlexSans-latin.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:IBMPlexSans;src:url("IBMPlexSans-latin-ext.woff2") format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0100-024F,U+1E00-1EFF}
/* Porcelain & Seal: blue-and-white porcelain, cinnabar seal, pine-soot ink
   on rice paper. Cobalt carries the river thread; seal red marks only the
   reader's position and the chapter stamps. */
:root{
  color-scheme:light;
  --paper:#f4efe1;--panel:#fcfaf1;--ink:#1d262b;--muted:#50646a;
  --cobalt:#1d4e8a;--cobalt-deep:#143a68;--cobalt-bright:#8fb4e4;
  --celadon:#3e7c6b;
  --seal:#a93226;--seal-bright:#d6543f;
  --gold:#8a651c;--gold-bright:#d9a441;
  --line:#bcc7c2;--line-soft:#d6dccd;--deep:#101c22;
  --stage-ink:#f5f2e7;--stage-muted:#a9bfd4;
  --chapter-wash:#e7edf3;--stage-fill:#24466e;
  --serif:Fraunces,Georgia,"Noto Serif CJK SC",serif;
  --sans:IBMPlexSans,"PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Source Han Sans SC",system-ui,sans-serif;
  --cjk:"PingFang SC","Hiragino Sans GB","Noto Sans CJK SC","Source Han Sans SC",sans-serif;
  --mono:ui-monospace,SFMono-Regular,Menlo,monospace;
  --rail-gutter:88px;
  --shadow:0 22px 55px #143a6822;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:6rem;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:17px}
html[lang="ro"]{quotes:"„" "“" "«" "»"}
html[lang="en"]{quotes:"“" "”" "‘" "’"}
html[lang="zh-Hans"]{quotes:"“" "”" "‘" "’"}
body{margin:0;min-width:320px;line-height:1.62;background:var(--paper);overflow-x:hidden}
/* Rice-paper tooth: a fixed fractal-noise veil, pointer-transparent. */
body::after{content:"";position:fixed;inset:0;z-index:60;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E")}
::selection{background:var(--cobalt);color:#fff}
a{color:var(--cobalt);text-underline-offset:.2em}
a:hover{color:var(--seal)}
button{font:inherit;color:inherit}
button,a{-webkit-tap-highlight-color:transparent}
:focus-visible{outline:3px solid var(--cobalt);outline-offset:4px;border-radius:2px}
.skip-link{position:fixed;left:-100vw;top:1rem;z-index:100;background:var(--ink);color:var(--paper);padding:.7rem 1rem}
.skip-link:focus{left:1rem}
.shell{width:min(1240px,calc(100% - 2*clamp(1.5rem,4vw,4rem) - var(--rail-gutter)));margin-inline:auto}
.site-header.shell{position:sticky;top:0;z-index:20;width:100%;margin:0;min-height:62px;
  display:grid;grid-template-columns:max-content minmax(0,1fr) max-content;align-items:center;gap:1.3rem;
  padding:0 clamp(1rem,3.5vw,3.8rem);padding-right:calc(clamp(1rem,3.5vw,3.8rem) + var(--rail-gutter));
  border-bottom:1px solid var(--line);background:#f4efe1ec;backdrop-filter:blur(14px)}
.wordmark{max-width:22rem;color:var(--ink);font-size:.8rem;font-weight:750;line-height:1.2;text-decoration:none}
.top-jumps{display:flex;align-items:center;justify-content:center;gap:clamp(.65rem,1.7vw,1.5rem);min-width:0}
.top-jumps a,.language-switch a{color:var(--muted);font-size:.77rem;text-decoration:none;white-space:nowrap}
.top-jumps a{padding:.35rem 0;border-bottom:1px solid transparent}
.top-jumps a:hover,.top-jumps a[aria-current="location"]{color:var(--ink);border-color:var(--seal)}
.header-actions{display:flex;align-items:center;gap:.4rem}
.language-switch{display:flex;gap:.38rem;margin-right:.25rem}
.language-switch a{min-width:2rem;text-align:center;font-weight:700}
.header-actions button{display:grid;place-items:center;width:40px;height:40px;padding:0;border:1px solid var(--line);background:transparent;cursor:pointer}
.header-actions button span{font-size:1.08rem}
main{position:relative}
/* ---------- hero: porcelain broadsheet, seal stamp, ink verticals ---------- */
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(275px,.88fr);align-items:center;gap:clamp(2rem,5vw,5rem);min-height:min(840px,calc(100svh - 64px));padding-block:clamp(2.2rem,5vw,4rem);overflow:clip}
.hero-copy{position:relative;z-index:1;min-width:0}
.hero-kicker{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;max-width:760px}
.eyebrow,.step-kicker,.stage-kicker{margin:0 0 .7rem;color:var(--seal);font-size:.7rem;font-weight:800;letter-spacing:.13em;line-height:1.35;text-transform:uppercase}
.hero-kicker .eyebrow{margin:0}
.hero-seal{display:grid;flex:none;place-items:center;width:2.6rem;height:2.6rem;background:var(--seal);color:#fbf6e8;font-family:var(--cjk);font-size:1.5rem;font-weight:700;line-height:1;border-radius:.28rem;box-shadow:3px 3px 0 #a9322644;transform:rotate(3deg)}
h1,h2,h3{font-family:var(--serif);font-optical-sizing:auto;font-weight:560;line-height:1.03;letter-spacing:-.02em}
h1{max-width:760px;margin:.9rem 0 0;font-size:clamp(2.5rem,4.8vw,4.6rem);font-variation-settings:"opsz" 144,"wght" 620;text-wrap:balance}
h2{max-width:940px;margin:.2rem 0 1.3rem;font-size:clamp(2.3rem,4.8vw,4.5rem);font-variation-settings:"opsz" 144,"wght" 560;text-wrap:balance}
h3{margin:.3rem 0 .9rem;font-size:clamp(1.7rem,3vw,2.8rem);font-variation-settings:"opsz" 100,"wght" 560;text-wrap:balance}
html[lang="zh-Hans"] h1{line-height:1.16;letter-spacing:.01em}
html[lang="zh-Hans"] h2{line-height:1.28}
html[lang="zh-Hans"] .eyebrow,html[lang="zh-Hans"] .step-kicker,html[lang="zh-Hans"] .stage-kicker{letter-spacing:.22em}
.deck{max-width:720px;margin:1.3rem 0 .9rem;color:#33474e;font-size:clamp(1.05rem,1.65vw,1.32rem);line-height:1.47}
.hero-cold-open{max-width:700px;margin:1rem 0 1.7rem;padding:.85rem 0 .85rem 1.1rem;border-left:4px solid var(--cobalt);color:var(--ink);font-size:clamp(1rem,1.5vw,1.16rem);font-weight:600;line-height:1.5}
.citation-list{display:inline-flex;flex-wrap:wrap;gap:.22rem;margin-left:.3rem;vertical-align:super;font-family:var(--mono);font-size:.61em;line-height:1}
.citation{color:var(--seal);font-weight:800;text-decoration:none}
.citation:hover{text-decoration:underline}
.hero-stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.6rem;max-width:740px}
.hero-stat{display:flex;flex-direction:column;gap:.25rem;padding:.8rem .95rem;border:1px solid var(--line);border-top:3px solid var(--cobalt);background:var(--panel);box-shadow:var(--shadow)}
.hero-stat strong{color:var(--cobalt-deep);font-family:var(--serif);font-size:clamp(1.25rem,2.1vw,1.8rem);font-weight:640;line-height:1.05;font-variant-numeric:tabular-nums}
.hero-stat span{color:var(--muted);font-size:.72rem;line-height:1.35}
.hero-stat .citation{color:var(--seal)}
.hero-signature{position:relative;display:flex;justify-content:space-between;align-items:center;gap:1rem;max-width:680px;margin-top:1.4rem;color:var(--muted);font-family:var(--mono);font-size:.66rem;letter-spacing:.08em;text-transform:uppercase}
.signature-line{position:absolute;left:0;right:0;top:50%;height:2px;background:linear-gradient(90deg,var(--cobalt) 0 78%,var(--seal) 78% 100%)}
.signature-wide,.signature-gate{position:relative;background:var(--paper);padding:.15rem .35rem}
.signature-gate{color:var(--seal)}
.hero-art{position:relative;z-index:1;min-width:0}
.hero-vertical{position:absolute;z-index:0;right:-.4rem;top:4%;color:var(--cobalt);font-family:var(--cjk);font-size:clamp(6rem,11vw,10rem);font-weight:700;line-height:1;letter-spacing:.06em;opacity:.13;writing-mode:vertical-rl;user-select:none}
.photo-figure,.map-figure,.diagram-figure{margin:0}
.hero-art .photo-figure{padding:.6rem;border:1px solid var(--cobalt-deep);outline:1px solid var(--line);outline-offset:3px;background:var(--panel);box-shadow:var(--shadow)}
.photo-figure img,.map-figure img,.diagram-figure img{display:block;width:100%;height:auto}
.hero-art .photo-figure img{aspect-ratio:1.5;object-fit:cover}
html[lang="zh-Hans"] .hero-art .photo-figure img{aspect-ratio:1.08;object-fit:cover}
figcaption{padding:.68rem .35rem .25rem;color:var(--muted);font-size:.74rem;line-height:1.45}
.caption-copy{display:inline}
.credit{display:block;margin-top:.4rem;padding-top:.35rem;border-top:1px solid var(--line);font-family:var(--mono);font-size:.65rem;letter-spacing:.015em}
.hero-corridor{position:relative;min-height:clamp(300px,44vw,580px);display:grid;place-items:center;overflow:hidden;background:var(--deep)}
.hero-corridor:before,.hero-corridor:after{content:"";position:absolute;width:125%;height:42%;left:-12%;border:1px solid #8fb4e4;border-radius:50%;transform:rotate(-13deg)}
.hero-corridor:before{top:18%}.hero-corridor:after{top:42%;height:10%;border-color:var(--gold-bright)}
.hero-corridor span{position:absolute;left:8%;right:8%;top:50%;height:2px;background:linear-gradient(90deg,#8fb4e4 0 73%,var(--gold-bright) 73%);box-shadow:0 0 20px #d9a44155}
.hero-corridor i{position:absolute;right:18%;top:calc(50% - 7px);width:14px;height:14px;background:var(--seal-bright);border:2px solid var(--panel);border-radius:50%}
/* ---------- chapters: seven washes, one ink night ---------- */
.story-chapter{position:relative;isolation:isolate;width:min(1240px,calc(100% - 2*clamp(1.5rem,4vw,4rem) - var(--rail-gutter)));margin-inline:auto;padding:clamp(4.5rem,9vw,8rem) 0 clamp(5rem,10vw,9rem);scroll-margin-top:5rem}
.story-chapter:before{content:"";position:absolute;z-index:-1;inset:0 calc((100vw - 100%)/-2);border-top:1px solid var(--line);background:var(--chapter-wash);transition:background-color .45s ease}
.story-chapter[data-chapter="lungimea"]{--chapter-wash:#e7edf3}
.story-chapter[data-chapter="defileele"]{--chapter-wash:#dee9e0}
.story-chapter[data-chapter="barajul"]{--chapter-wash:#131e26}
.story-chapter[data-chapter="delfinul"]{--chapter-wash:#d8e3ef}
.story-chapter[data-chapter="interdictia"]{--chapter-wash:#f0e9d2}
.story-chapter[data-chapter="apa"]{--chapter-wash:#dce8f0}
.story-chapter[data-chapter="economia"]{--chapter-wash:#ece2c6}
.chapter-opening{max-width:940px;margin-bottom:2.7rem}
.chapter-kicker{display:flex;align-items:center;gap:.8rem;margin-bottom:.9rem}
.chapter-kicker .eyebrow{margin:0}
.chapter-seal{display:grid;flex:none;place-items:center;width:2.1rem;height:2.1rem;background:var(--seal);color:#fbf6e8;font-family:var(--cjk);font-size:1.15rem;font-weight:700;line-height:1;border-radius:.2rem;transform:rotate(-3deg)}
.chapter-lead{max-width:790px;font-size:1.07rem}
.chapter-lead p{margin:.6rem 0;color:#33474e}
blockquote{position:relative;max-width:820px;margin:1.7rem 0 0;padding:.4rem 0 .4rem 3.4rem;color:var(--ink);font-family:var(--serif);font-size:1.28rem;line-height:1.4}
blockquote::before{content:open-quote;position:absolute;left:0;top:-.6rem;color:var(--cobalt);font-size:3.6rem;line-height:1}
/* the ink night: barajul reads light on dark */
.story-chapter[data-chapter="barajul"]{color:#e9efe7}
.story-chapter[data-chapter="barajul"] h2{color:#f5f2e7}
.story-chapter[data-chapter="barajul"] .chapter-lead p{color:#c3d2d8}
.story-chapter[data-chapter="barajul"] .eyebrow{color:var(--gold-bright)}
.story-chapter[data-chapter="barajul"] blockquote{color:#f5f2e7}
.story-chapter[data-chapter="barajul"] blockquote::before{color:var(--gold-bright)}
.story-chapter[data-chapter="barajul"] .chapter-media{border-color:#3a4a55}
.story-chapter[data-chapter="barajul"] .chapter-media>.eyebrow{color:var(--gold-bright)}
.story-chapter[data-chapter="barajul"] .media-grid>*{background:#1b2833;border-color:#3a4a55}
.story-chapter[data-chapter="barajul"] figcaption{color:#a9bfd4}
.story-chapter[data-chapter="barajul"] .credit{border-color:#3a4a55}
.story-chapter[data-chapter="barajul"] .citation{color:#e8a06a}
.story-chapter[data-chapter="barajul"] a{color:var(--gold-bright)}
.chapter-layout{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(300px,.82fr);gap:clamp(2rem,5vw,5.4rem);align-items:start}
.chapter-flip .chapter-layout{grid-template-columns:minmax(300px,.82fr) minmax(0,1.06fr)}
.chapter-flip .stage-column{grid-column:2;grid-row:1}
.chapter-flip .story-steps{grid-column:1;grid-row:1}
.story-chapter[data-chapter="barajul"] .story-step{border-color:#3a4a55;color:#93a7b3}
.story-chapter[data-chapter="barajul"] .step-kicker{color:var(--gold-bright)}
.story-chapter[data-chapter="barajul"] .story-step.is-active{color:#f5f2e7}
.story-chapter[data-chapter="barajul"] .step-subline{color:#e9efe7}
/* ---------- sticky stage: porcelain instrument panels ---------- */
.stage-column{min-width:0}
.stage-pin{position:sticky;top:12vh}
.sticky-stage{position:relative;display:flex;min-height:min(70vh,690px);flex-direction:column;justify-content:flex-end;overflow:hidden;padding:clamp(1.1rem,3vw,2.2rem);border:1px solid #0d2437;background:var(--stage-fill);color:var(--stage-ink);box-shadow:var(--shadow);transition:background-color .4s ease}
.sticky-stage[data-grade="mist"]{--stage-fill:#24466e}
.sticky-stage[data-grade="paper"]{--stage-fill:#31474e}
.sticky-stage[data-grade="blue"]{--stage-fill:#173f66}
.sticky-stage[data-grade="teal"]{--stage-fill:#1d4b4e}
.sticky-stage[data-grade="amber"]{--stage-fill:#4c3d20}
.sticky-stage[data-grade="rust"]{--stage-fill:#55271c}
.stage-gesture{position:absolute;top:5%;left:3%;width:96%;height:42%;opacity:.95}
.stage-gesture svg{width:100%;height:100%;overflow:visible}
.stage-gesture .g-thread{fill:none;stroke:#bcd3ee;stroke-width:2.5;stroke-linecap:round}
.stage-gesture .g-aux{fill:none;stroke:#7e97a8;stroke-width:1.5;stroke-linecap:round}
.stage-gesture .g-mark{fill:none;stroke:var(--gold-bright);stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.stage-gesture .g-wall{fill:#0d243733;stroke:#bcd3ee;stroke-width:2.5}
.stage-gesture .g-dot{fill:#e0684e;stroke:#f5f2e7;stroke-width:2}
.stage-gesture .g-big{fill:var(--gold-bright)}
.stage-gesture .g-aux-dot{fill:#7e97a8;stroke:none}
.sticky-stage[data-visual="alert"] .g-mark{stroke:#e0684e}
.sticky-stage[data-visual="alert"] .g-dot{fill:var(--gold-bright)}
.sticky-stage[data-visual="measure"] .g-thread,.sticky-stage[data-visual="gauge"] .g-thread{stroke-dasharray:2 7}
.sticky-stage[data-visual="record"] .g-thread{stroke:#d9a441}
.stage-note{position:absolute;right:1rem;top:1rem;margin:0;color:var(--stage-muted);font-family:var(--mono);font-size:.59rem;letter-spacing:.05em;text-transform:uppercase}
.stage-kicker{position:relative;margin:0 0 .65rem;color:#eec56d}
.stage-value{position:relative;max-width:100%;margin:.1rem 0 .5rem;color:var(--stage-ink);font-family:var(--serif);font-size:clamp(2rem,4vw,3.65rem);font-weight:600;line-height:1.02;letter-spacing:-.02em;overflow-wrap:anywhere;font-variant-numeric:tabular-nums}
.stage-label{position:relative;max-width:35rem;margin:0;color:var(--stage-ink);font-size:.86rem;line-height:1.4}
.stage-subline{position:relative;max-width:34rem;margin:.8rem 0 0;color:var(--stage-muted);font-size:.76rem;line-height:1.45}
.stage-citations{position:relative;margin-top:.45rem;min-height:1rem}
.stage-citations .citation{color:var(--gold-bright)}
.stage-progress{position:relative;align-self:flex-end;margin:.9rem 0 0;color:var(--stage-muted);font-family:var(--mono);font-size:.67rem;font-variant-numeric:tabular-nums}
.story-steps{min-width:0}
.story-step{min-height:clamp(380px,68vh,690px);display:flex;flex-direction:column;justify-content:center;padding:2.6rem 0;border-top:1px solid #8ba3ad;color:var(--muted);scroll-margin-top:18vh;transition:color .25s ease}
.story-step:last-child{border-bottom:1px solid #8ba3ad}
.story-step.is-active{color:var(--ink)}
.story-step h3{max-width:600px}
.step-kicker{margin-bottom:.5rem}
.step-subline{max-width:570px;margin:.1rem 0 .8rem;font-size:1.03rem;font-weight:650;line-height:1.45}
.step-copy{max-width:570px;margin:.2rem 0;font-size:.98rem;line-height:1.68}
/* ---------- galleries ---------- */
.chapter-media{margin-top:4rem;padding-top:1.2rem;border-top:1px solid var(--line)}
.chapter-media>.eyebrow{max-width:900px;color:var(--cobalt-deep)}
.media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:1.2rem}
.media-grid>*{min-width:0;padding:.55rem;border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow)}
.media-grid .map-figure{grid-column:1/-1}
.media-grid .map-figure img{width:100%;max-height:720px;object-fit:contain;background:#dde6ec}
.media-grid .diagram-figure img{width:100%;height:auto}
.media-grid .photo-figure img{width:100%;height:auto;max-height:540px;object-fit:contain}
.media-grid .photo-figure:has(img[width="543"]){max-width:24rem}
.media-grid .map-figure figcaption,.media-grid .diagram-figure figcaption,.media-grid .photo-figure figcaption{padding:.75rem .45rem .35rem}
@media(min-width:741px){
  .story-chapter[data-chapter="defileele"] .media-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .story-chapter[data-chapter="defileele"] .media-grid .photo-figure img{max-height:420px}
}
/* ---------- sources & footer ---------- */
.sources{padding:5rem 0 8rem;scroll-margin-top:5rem}
.sources h2{font-size:clamp(2.2rem,4vw,3.6rem)}
.sources>p{max-width:760px;color:var(--muted)}
.sources ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 2.5rem;margin:2.5rem 0 0;padding:0;list-style:none}
.sources li{min-width:0;padding:1rem 0;border-top:1px solid var(--line);scroll-margin-top:6rem}
.sources li strong{display:block;font-family:var(--serif);font-size:1.04rem}
.sources li p{margin:.32rem 0;color:var(--muted);font-size:.74rem;line-height:1.5;overflow-wrap:anywhere}
.source-status{font-family:var(--mono);font-size:.65rem}
.site-footer.shell{display:flex;align-items:center;justify-content:space-between;gap:1rem;width:100%;margin:0;padding:1.3rem clamp(1rem,3.5vw,3.8rem);padding-right:calc(clamp(1rem,3.5vw,3.8rem) + var(--rail-gutter));background:var(--deep);color:#dfe7ea;font-size:.77rem}
.site-footer p{margin:0}
.site-footer a{color:var(--gold-bright);text-decoration-thickness:1px}
/* ---------- the river rail: cobalt thread, seal marker ---------- */
.reading-rail{position:fixed;z-index:30;top:50%;right:.55rem;display:flex;max-height:min(76vh,660px);flex-direction:column;align-items:center;gap:.18rem;overflow-y:auto;overflow-x:visible;transform:translateY(-50%);padding:.65rem .45rem;border:1px solid #93a8b2;background:#f8f4e8f2;box-shadow:0 10px 32px #143a6822;scrollbar-width:thin}
.rail-river{position:absolute;left:50%;top:.8rem;bottom:.8rem;width:2px;background:linear-gradient(180deg,var(--cobalt) 0 82%,var(--seal) 82% 100%);opacity:.55;transform:translateX(-50%)}
.rail-marker{position:absolute;left:50%;top:0;width:11px;height:11px;margin-left:-5.5px;background:var(--seal);border:2px solid #fbf6e8;border-radius:2px;box-shadow:0 1px 5px #a9322677;transform:translateY(-30px);transition:transform .3s ease}
.reading-rail a{position:relative;z-index:1;display:grid;width:20px;height:12px;flex:none;place-items:center;color:var(--ink);text-decoration:none}
.reading-rail a span{display:block;width:5px;height:5px;border:1px solid var(--cobalt);border-radius:50%;background:var(--paper);transition:width .2s ease,height .2s ease,background .2s ease}
.reading-rail a.rail-chapter{margin-top:.18rem}
.reading-rail a.rail-chapter span{width:7px;height:7px;border-color:var(--seal)}
.reading-rail a[aria-current="location"] span{width:10px;height:10px;background:var(--seal);border-color:var(--seal)}
.reading-rail a:after{content:attr(data-label);position:absolute;right:calc(100% + .7rem);top:50%;z-index:2;width:max-content;max-width:min(19rem,52vw);padding:.35rem .55rem;border:1px solid var(--line);background:var(--panel);color:var(--ink);font-family:var(--sans);font-size:.72rem;line-height:1.25;opacity:0;pointer-events:none;transform:translate(4px,-50%);transition:opacity .15s ease,transform .15s ease}
.reading-rail a:hover:after,.reading-rail a:focus-visible:after{opacity:1;transform:translate(0,-50%)}
.to-top{position:fixed;right:.55rem;bottom:calc(.8rem + env(safe-area-inset-bottom));z-index:35;display:grid;place-items:center;width:48px;height:48px;min-width:48px;min-height:48px;padding:0;border:1px solid var(--line);border-radius:50%;background:var(--panel);color:var(--ink);box-shadow:var(--shadow);font-size:.9rem;font-weight:700;cursor:pointer;opacity:0;pointer-events:none;transform:translateY(.5rem);transition:opacity .2s ease,transform .2s ease}
.to-top[hidden]{display:none!important}
.to-top.is-visible{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top span:last-child{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
#share-status{position:fixed;left:1rem;bottom:calc(4.7rem + env(safe-area-inset-bottom));z-index:40;max-width:min(80vw,28rem);padding:.5rem .7rem;background:var(--deep);color:#eef4f1;font-size:.8rem}
html:not([data-status]) #share-status:empty{display:none}
html[data-theme="dark"]{
  color-scheme:dark;
  --paper:#0f171c;--panel:#18242b;--ink:#e8ece2;--muted:#a3b8bd;
  --cobalt:#8fb4e4;--cobalt-deep:#b9d2ec;
  --seal:#d96a55;--gold:#d9a441;
  --line:#31454e;--line-soft:#22333b;--deep:#090f13;
  --stage-ink:#f5f2e7;--stage-muted:#a9bfd4;
  --chapter-wash:#16222c;
  --shadow:0 22px 55px #0006;
}
html[data-theme="dark"] .site-header{background:#0f171cee}
html[data-theme="dark"] .deck,html[data-theme="dark"] .chapter-lead p{color:#bccfcc}
html[data-theme="dark"] .story-chapter[data-chapter="lungimea"]{--chapter-wash:#16222c}
html[data-theme="dark"] .story-chapter[data-chapter="defileele"]{--chapter-wash:#152420}
html[data-theme="dark"] .story-chapter[data-chapter="barajul"]{--chapter-wash:#0b1218}
html[data-theme="dark"] .story-chapter[data-chapter="delfinul"]{--chapter-wash:#14202e}
html[data-theme="dark"] .story-chapter[data-chapter="interdictia"]{--chapter-wash:#1f1e18}
html[data-theme="dark"] .story-chapter[data-chapter="apa"]{--chapter-wash:#142029}
html[data-theme="dark"] .story-chapter[data-chapter="economia"]{--chapter-wash:#201e16}
html[data-theme="dark"] .hero-stat strong{color:var(--cobalt-deep)}
html[data-theme="dark"] .hero-seal,html[data-theme="dark"] .chapter-seal{color:#14100a}
html[data-theme="dark"] .hero-vertical{color:var(--cobalt-bright)}
html[data-theme="dark"] .reading-rail{border-color:#31454e;background:#0f171cf2}
html[data-theme="dark"] .reading-rail a:after{background:#18242b;color:#e8ece2}
html[data-theme="dark"] .sticky-stage[data-grade="mist"]{--stage-fill:#1b3350}
html[data-theme="dark"] .sticky-stage[data-grade="paper"]{--stage-fill:#22333a}
html[data-theme="dark"] .sticky-stage[data-grade="blue"]{--stage-fill:#122c4a}
html[data-theme="dark"] .sticky-stage[data-grade="teal"]{--stage-fill:#14373a}
html[data-theme="dark"] .sticky-stage[data-grade="amber"]{--stage-fill:#38301a}
html[data-theme="dark"] .sticky-stage[data-grade="rust"]{--stage-fill:#401e16}
html[data-theme="dark"] .chapter-media>.eyebrow{color:var(--cobalt-deep)}
html[data-theme="dark"] body::after{opacity:.07}
@media(max-width:1000px){
  :root{--rail-gutter:70px}
  .site-header.shell{gap:.8rem}
  .top-jumps{gap:.75rem}
  .top-jumps a{font-size:.7rem}
  .chapter-layout{grid-template-columns:minmax(0,1fr) minmax(270px,.85fr);gap:2rem}
  .chapter-flip .chapter-layout{grid-template-columns:minmax(270px,.85fr) minmax(0,1fr)}
  .sticky-stage{min-height:min(66vh,630px)}
  .hero-vertical{display:none}
}
@media(max-width:740px){
  :root{--rail-gutter:58px}
  html{font-size:16px}
  .site-header.shell{grid-template-columns:minmax(0,1fr) max-content;gap:.3rem .7rem;padding:.45rem .55rem;padding-right:calc(.55rem + var(--rail-gutter))}
  .wordmark{max-width:46vw}
  .top-jumps{grid-row:2;grid-column:1/-1;justify-content:flex-start;overflow-x:auto;scrollbar-width:none;gap:1rem;padding:.25rem 0 .4rem}
  .top-jumps::-webkit-scrollbar{display:none}
  .top-jumps a{font-size:.72rem}
  .header-actions{grid-row:1;grid-column:2}
  .language-switch{gap:.2rem}
  .header-actions button{width:36px;height:36px}
  .shell,.story-chapter{width:auto;margin-left:1rem;margin-right:calc(var(--rail-gutter) + .55rem)}
  .site-header.shell,.site-footer.shell{width:100%;margin:0}
  .hero{display:flex;min-height:0;flex-direction:column;align-items:stretch;gap:2rem;padding-block:3.2rem 3rem}
  .hero-vertical{display:none}
  .hero-seal{width:2.2rem;height:2.2rem;font-size:1.25rem}
  h1{font-size:clamp(2.7rem,12vw,4.2rem)}
  h2{font-size:clamp(2.1rem,9vw,3.4rem)}
  .hero-stats{gap:.5rem}
  .hero-stat{padding:.7rem .8rem}
  .hero-art .photo-figure img{aspect-ratio:1.45}
  html[lang="zh-Hans"] .hero-art .photo-figure img{aspect-ratio:1.08}
  .story-chapter{padding-block:4rem 5rem}
  .chapter-opening{margin-bottom:1.5rem}
  .chapter-layout{display:flex;flex-direction:column;gap:0}
  .chapter-flip .stage-column,.chapter-flip .story-steps{grid-column:auto;grid-row:auto}
  .stage-column{order:0;width:100%;position:sticky;top:6.7rem;z-index:5}
  .stage-pin{position:static;padding:.35rem 0}
  .sticky-stage{min-height:clamp(245px,37svh,340px);padding:1rem 1.1rem}
  .stage-gesture{top:2%;left:2%;width:96%;height:46%}
  .stage-note{right:.7rem;top:.6rem;font-size:.52rem}
  .stage-value{font-size:clamp(1.8rem,7vw,2.8rem)}
  .stage-label{font-size:.76rem}
  .stage-subline{margin-top:.45rem;font-size:.7rem}
  .stage-progress{margin-top:.5rem}
  .story-steps{width:100%}
  .story-step{min-height:58svh;padding:2.4rem 0;scroll-margin-top:40svh}
  .step-copy{font-size:.94rem}
  .chapter-media{margin-top:2.5rem}
  .media-grid{grid-template-columns:1fr}
  .media-grid .map-figure{grid-column:auto}
  .sources{width:auto;margin-left:1rem;margin-right:calc(var(--rail-gutter) + .55rem);padding:4rem 0 6rem}
  .sources ol{grid-template-columns:1fr}
  .site-footer.shell{align-items:flex-start;flex-wrap:wrap;padding:.9rem .6rem;padding-right:calc(.6rem + var(--rail-gutter))}
  .reading-rail{right:.2rem;gap:.08rem;max-height:74vh;padding:.45rem .32rem}
  .reading-rail .rail-step{display:none}
  .rail-river{top:.6rem;bottom:.6rem}
  .reading-rail a{width:28px;height:32px}
  .reading-rail a span{width:6px;height:6px}
  .reading-rail a.rail-chapter span{width:8px;height:8px}
  .to-top{right:.55rem;bottom:calc(.55rem + env(safe-area-inset-bottom));width:44px;height:44px;min-width:44px;min-height:44px}
}
@media(max-width:359px){
  :root{--rail-gutter:0px}
  .reading-rail{display:none}
  .shell,.story-chapter,.sources{margin-inline:.7rem;width:auto}
  .site-header.shell{padding-inline:.7rem}
  .site-footer.shell{padding-inline:.7rem}
  .hero{padding-top:2.8rem}
  h1{font-size:clamp(2.45rem,12vw,3.2rem)}
  .header-actions{gap:.2rem}
  .language-switch a{min-width:1.6rem;font-size:.69rem}
  .hero-stats{grid-template-columns:1fr}
  .stage-value{font-size:1.65rem}
}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;scroll-behavior:auto!important;transition-duration:.01ms!important}
}
@media print{
  .site-header,.reading-rail,.to-top,.hero-art,.stage-column,.hero-vertical{display:none!important}
  body::after{display:none}
  .shell,.story-chapter,.sources{width:auto;margin:0}
  .story-step{min-height:0;opacity:1;page-break-inside:avoid}
  .chapter-layout{display:block}
  .story-chapter:before{display:none}
}