:root{
  --bg:linear-gradient(180deg,#123a5f 0%, #0f2740 100%);
  --panel:#11263d;
  --panel-2:#173656;
  --text:#f7fbff;
  --muted:#d2e2f4;
  --border:#2d5b86;
  --accent:#ffd15c;
  --accent-2:#7ed7ff;
  --ok:#4fe38d;
  --warn:#ff7a6b;
  --hero:#1a4f7b;
  --shadow:rgba(0,0,0,.24);
  --header-bg:rgba(17,58,95,.97);
  --topbar-bg:#15395c;
  --font-size:17px;
  --h1:2.6rem;
  --h2:1.8rem;
  --h3:1.25rem;
  --small:0.9rem;
  --topbar-h:74px;
  --logo-h:38px;
  --logo-w:122px;
  --theme-w:138px;
  --col1:minmax(250px,1.2fr);
  --col2:minmax(170px,.62fr);
  --col3:minmax(320px,1.35fr);
  --xcol:52px;
  --label-h:22px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font:var(--font-size)/1.55 Arial,Helvetica,sans-serif}
body{padding-top:var(--topbar-h)}
body.saisie-page{padding-top:calc(var(--topbar-h) + 78px)}
a{color:var(--accent)}
img{max-width:100%;display:block}
button,input,select,textarea{font:inherit}
.site-header{position:fixed;top:0;left:0;right:0;z-index:1000;background:var(--header-bg);backdrop-filter:blur(8px);border-bottom:1px solid var(--border);box-shadow:0 4px 18px var(--shadow)}
.header-inner{max-width:1480px;margin:0 auto;padding:6px 12px;display:grid;grid-template-columns:var(--logo-w) minmax(0,1fr) var(--theme-w);gap:8px;align-items:center;min-height:var(--topbar-h)}
.logo-wrap{width:var(--logo-w);height:var(--logo-h);display:flex;align-items:center;justify-content:flex-start;overflow:hidden}
.logo-wrap img{width:auto;height:var(--logo-h);max-width:100%;object-fit:contain}
.main-nav{display:flex;justify-content:center;gap:4px;flex-wrap:nowrap;align-items:center;overflow-x:auto;scrollbar-width:thin;padding-bottom:2px}
.main-nav::-webkit-scrollbar{height:6px}
.nav-link{flex:0 0 auto;display:inline-flex;flex-direction:column;justify-content:center;align-items:center;gap:1px;min-width:64px;min-height:42px;padding:4px 6px;border:1px solid var(--border);border-radius:12px;background:var(--panel);text-decoration:none;color:var(--text);text-align:center;transition:transform .15s ease, border-color .15s ease, background .15s ease;font-size:.71rem}
.nav-link:hover{transform:translateY(-1px);border-color:var(--accent)}
.nav-link.active{background:var(--panel-2);border-color:var(--accent)}
.nav-link span{display:block;line-height:1.05;white-space:nowrap}
.theme-block{display:flex;flex-direction:column;gap:4px;min-width:var(--theme-w)}
.theme-block label{font-size:.74rem;color:var(--muted)}
.theme-block select{min-height:34px;padding:6px 8px;border:1px solid var(--border);border-radius:10px;background:var(--panel);color:var(--text)}
.page{max-width:1240px;margin:0 auto;padding:24px 18px 56px}
.card{background:var(--panel);border:1px solid var(--border);border-radius:24px;padding:28px;box-shadow:0 12px 28px var(--shadow);margin-bottom:18px}
.hero{background:linear-gradient(145deg,var(--hero),var(--panel));overflow:hidden;border-color:#4b89b8}
.hero-grid{display:grid;grid-template-columns:1.4fr .8fr;gap:22px;align-items:start}
.hero-kicker{display:inline-block;margin-bottom:10px;padding:6px 12px;border-radius:999px;background:var(--panel-2);border:1px solid var(--border);color:var(--accent);font-weight:700}
.hero h1{margin:0 0 12px;font-size:var(--h1);line-height:1.12}
.hero p{margin:0 0 12px;color:var(--muted)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 16px;border-radius:12px;text-decoration:none;border:1px solid var(--border);background:var(--panel-2);color:var(--text);font-weight:700}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#081018}
.btn.soon{opacity:.7;cursor:default}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature{height:100%}
.feature h2,.feature h3,.section-title{margin:0 0 12px}
.section-title{font-size:var(--h2)}
.subtle{color:var(--muted)}
.module-card{position:relative;padding-top:20px}
.module-tag{display:inline-block;margin-bottom:12px;padding:5px 10px;border:1px solid var(--border);border-radius:999px;background:var(--panel-2);color:var(--accent);font-size:var(--small);font-weight:700}
.module-name{margin:0 0 6px;font-size:var(--h3)}
.module-sub{margin:0 0 14px;color:var(--muted);font-weight:700}
.list-plain{margin:0;padding-left:20px}
.list-plain li{margin:0 0 10px}
.callout{border-left:4px solid var(--accent);padding:16px 18px;border-radius:14px;background:var(--panel-2)}
.columns{columns:2;column-gap:24px}
.columns p{margin-top:0}
.download-box{display:flex;flex-direction:column;gap:12px;align-items:flex-start;justify-content:center;height:100%;padding:22px;border-radius:18px;border:1px dashed var(--accent);background:rgba(255,255,255,.02)}
.site-footer{max-width:1240px;margin:0 auto 48px;padding:0 18px;color:var(--muted);font-size:var(--small)}
.note-inline{display:inline-block;margin-left:8px;color:var(--muted);font-size:var(--small)}

/* Saisie */
.topbar{position:fixed;top:var(--topbar-h);left:0;right:0;display:flex;justify-content:space-between;gap:12px;align-items:flex-end;padding:10px 16px;background:var(--topbar-bg);border-bottom:1px solid var(--border);z-index:900}
.topbar-left,.topbar-right{display:flex;gap:10px;align-items:flex-end;flex-wrap:wrap}
.topbar-right{margin-left:auto}
.inline-field{display:flex;flex-direction:column;gap:4px}
.inline-field span,.row-grid label span,.remove-label{font-size:13px;color:var(--muted)}
.label-line{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.field-help{padding:0;border:none;background:none;color:var(--accent);text-decoration:underline;cursor:pointer;border-radius:0}
.field-help:hover{filter:none;opacity:.9}
input[type="text"], textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--panel);color:var(--text)}
textarea{min-height:40px;resize:none;overflow:hidden}
button,.help-link{padding:10px 12px;border:1px solid var(--border);border-radius:10px;background:var(--panel-2);color:var(--text);text-decoration:none;cursor:pointer}
button:hover,.help-link:hover{filter:brightness(1.08)}
.saisie-page .page{max-width:1250px;margin:18px auto;padding:0 16px 28px}
.saisie-page .card{border-radius:16px;padding:16px}
h1,h2,h3{margin:0 0 10px}
.intro,.item-desc{color:var(--muted)}
.row-grid{display:grid;grid-template-columns:var(--col1) var(--col2) var(--col3) var(--xcol);gap:12px;align-items:start}
.row-grid label{display:flex;flex-direction:column;gap:4px;align-self:start}
.row-grid label>span,.row-grid label>.label-line{min-height:var(--label-h);height:var(--label-h);line-height:1.2;display:flex;align-items:center}
.span-2{grid-column:span 2}
.version-wrap input{flex:1 1 auto}
.metadata-row{margin-bottom:12px}
.fixed-code{padding:10px 12px;background:var(--panel-2);border:1px solid var(--border);border-radius:10px;text-align:center;font-weight:700;min-height:42px;display:flex;align-items:center;justify-content:center}
.placeholder-cell{min-height:1px}
.version-wrap{display:flex;gap:8px;align-items:center}
.small-btn{padding:8px 10px}
.subsection-header{margin:16px 0 8px}
.item-block{padding:10px 0 16px;border-top:1px solid var(--border)}
.item-block:first-of-type{border-top:none;padding-top:0}
.item-head{margin-bottom:8px}
.item-title{margin-bottom:4px}
.data-row{margin:8px 0}
.input-with-caret{position:relative}
.caret-btn{position:absolute;top:50%;right:6px;transform:translateY(-50%);width:30px;height:30px;padding:0;border-radius:8px;line-height:1;font-size:18px}
.input-with-caret input,.input-with-caret textarea{padding-right:42px}
.hidden-select{display:none}
.visible-select{display:block;position:absolute;top:calc(100% + 4px);left:0;right:0;z-index:30}
.file-state{font-weight:700;padding:0;border:none;background:none}
.state-loaded,.state-saved{color:var(--ok)}
.state-modified{color:var(--warn)}
.info-dialog{border:1px solid var(--border);border-radius:14px;background:var(--panel);color:var(--text);max-width:540px}
.info-dialog::backdrop{background:rgba(0,0,0,.55)}
.filename-field input{min-width:260px}
.remove-wrap{display:flex;flex-direction:column;align-items:center;justify-content:flex-start;gap:4px}
.remove-label{display:block;line-height:1.2;min-height:16px;color:transparent}
.remove-row-btn{width:38px;height:42px;padding:0;font-size:22px;font-weight:700}
.remove-row-btn:disabled{opacity:.45;cursor:default}
.data-row .row-code-hidden,.metadata-row .row-code-hidden{display:none}
.data-row .row-code-hidden{display:none}
.metadata-row .row-code-hidden{display:none}
.metadata-row.metadata-row-two{grid-template-columns:var(--col1) var(--col2) var(--col3) var(--xcol)}
.data-row.data-row-two{grid-template-columns:var(--col1) var(--col2) var(--col3) var(--xcol)}
@media (max-width:1280px){
  .header-inner{grid-template-columns:var(--logo-w) 1fr;}
  .theme-block{grid-column:1 / -1;justify-self:end;width:min(260px,100%)}
}
@media (max-width:1080px){
  .hero-grid,.grid-2,.grid-3{grid-template-columns:1fr}
  .columns{columns:1}
  .header-inner{grid-template-columns:1fr;justify-items:center}
  .logo-wrap{width:min(100%, var(--logo-w))}
  .theme-block{width:min(320px,100%);justify-self:stretch}
  .main-nav{justify-content:flex-start}
  body{padding-top:130px}
  body.saisie-page{padding-top:220px}
  .topbar{top:130px}
}
@media (max-width:900px){
  .row-grid,.data-row,.metadata-row,.metadata-row-two,.data-row-two{grid-template-columns:1fr;}
  .topbar{position:static;margin:0 16px 16px;border-radius:14px;}
  body.saisie-page{padding-top:var(--topbar-h)}
}

.card{background:linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.01)), var(--panel);}
.btn.primary{background:linear-gradient(135deg,#ffd15c,#ffb84d);border-color:#ffd15c;color:#19324b}
.btn{box-shadow:0 6px 16px rgba(0,0,0,.16)}
.nav-link.active{background:linear-gradient(180deg,#224a72,#1a3b5b);border-color:var(--accent);color:#fff5d4}
.download-box{background:linear-gradient(180deg,rgba(255,209,92,.12),rgba(126,215,255,.08));border-style:solid}
.field-help{font-weight:700}