@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');:root{--bg:#061b2d;--panel:#09263c;--cyan:#41c6ff;--muted:#bdd5e5}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:#f7fbff;font-family:Inter,Arial,sans-serif;line-height:1.6}a{color:inherit;text-decoration:none}a:hover{color:var(--cyan)}.wrap{width:min(1400px,92%);margin:auto}.header{position:relative;z-index:10;background:#052238ee;border-bottom:1px solid #2a607a}.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:90px}.brand{display:flex;align-items:center;gap:18px}.mark{width:62px;height:62px;border:2px solid var(--cyan);border-radius:50%;display:grid;place-items:center;font-size:32px;color:var(--cyan)}.brand b{font-size:28px;letter-spacing:3px;line-height:1}.brand small{display:block;color:var(--cyan);letter-spacing:2px;font-size:12px;margin-top:7px}.links{display:flex;align-items:center;gap:26px}.links a{font-size:14px}.links .active{color:var(--cyan);border-bottom:2px solid var(--cyan);padding-bottom:7px}.menu{display:none;background:transparent;border:1px solid #39718c;color:white;border-radius:8px;padding:9px 12px}.hero{min-height:440px;position:relative;background:linear-gradient(90deg,#04182afc 0%,#05253ddf 34%,#05263b55 65%,#05182a22 100%),url('submarine.jpg') center right/cover no-repeat;display:flex;align-items:center;border-bottom:1px solid #1b4c67}.hero .wrap{position:relative;z-index:1;padding:42px 0}.hero h1{font-size:clamp(34px,4vw,62px);line-height:1.08;max-width:760px;letter-spacing:-2px;margin:0 0 12px}.hero h1 span,.accent{color:var(--cyan)}.hero h2{font-size:23px;font-weight:500;margin:0 0 16px}.hero p{max-width:600px;color:#d4e5f0}.buttons{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0}.btn{border:1px solid var(--cyan);border-radius:7px;padding:12px 22px;display:inline-block;font-size:14px;font-weight:700;background:#061c2dbb}.btn.primary{background:var(--cyan);color:#062239}.btn:hover{background:#79d9ff;color:#062239}.pills{display:flex;flex-wrap:wrap;gap:22px;color:#74d4ff;font-size:13px}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:20px auto 36px}.card{background:#08273c;border:1px solid #246386;border-radius:9px;overflow:hidden;display:flex;flex-direction:column}.card img{width:100%;height:174px;object-fit:cover}.card-body{padding:18px 20px 20px;flex:1}.card h3{font-size:20px;margin:0 0 8px}.card p{color:var(--muted);font-size:14px;margin:0 0 18px}.card .btn{padding:8px 16px;font-size:12px}.community{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:25px;align-items:start;padding:18px 0 58px}.community h2{font-size:23px;margin:0 0 12px}.community p{color:var(--muted);font-size:14px}.feature{border-left:1px solid #184963;padding-left:20px}.feature .symbol{font-size:32px;color:var(--cyan)}.feature strong{display:block;font-size:14px}.page-head{background:linear-gradient(90deg,#06192ce8,#07364b9c),url('submarine.jpg') center/cover;padding:70px 0 60px}.page-head h1{font-size:clamp(30px,4vw,52px);margin:0}.page-head p{color:var(--muted);max-width:760px}.content{padding:40px 0 80px}.content h2{color:#8bdeff}.content p,.content li{color:#d1e2ee}.article-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.article{background:#0b2a40;border:1px solid #245874;border-radius:9px;padding:24px}.article small{color:var(--cyan)}.article h2{margin:8px 0;font-size:21px}.article p{color:var(--muted)}.article a.more{color:var(--cyan);font-weight:700}.reader{max-width:850px}.reader .source{border-left:3px solid var(--cyan);background:#102f46;padding:16px 20px;margin:25px 0}.search{width:100%;max-width:480px;background:#0b2b41;border:1px solid #3b718d;border-radius:8px;color:white;padding:13px;margin:0 0 26px}.map{height:480px;border:1px solid #3988a7;border-radius:12px;overflow:hidden}.map-note{font-size:13px}.footer{border-top:1px solid #21536d;background:#041727;padding:30px 0;color:#9bc4d9;font-size:13px}.footer .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}@media(max-width:850px){.menu{display:block}.links{display:none;position:absolute;top:85px;left:0;right:0;background:#052338;flex-direction:column;align-items:stretch;padding:22px 5%;gap:18px}.links.open{display:flex}.brand b{font-size:19px}.brand small{font-size:10px}.mark{width:49px;height:49px}.cards{grid-template-columns:1fr}.community{grid-template-columns:repeat(2,1fr)}.community>div:first-child{grid-column:1/-1}.article-grid{grid-template-columns:1fr}.hero{min-height:480px;background-position:60% center}}@media(max-width:480px){.community{grid-template-columns:1fr}.feature{border-left:0;border-top:1px solid #184963;padding:14px 0}.hero h1{letter-spacing:-1px}.pills{gap:12px}.hero{background:linear-gradient(90deg,#04182af0,#05253dba),url('submarine.jpg') center/cover}}
/* Imported WordPress articles */
.article-shell{max-width:980px;margin:38px auto 90px;padding:0 24px}.article-top{font-size:13px;color:#8fcfeb;letter-spacing:.08em;text-transform:uppercase}.article-body{background:#08263b;border:1px solid #1c5473;border-radius:18px;padding:clamp(22px,4vw,54px);overflow-wrap:anywhere;line-height:1.85;color:#e2eff8}.article-body p{margin:1em 0}.article-body h2,.article-body h3{color:#61d0ff;line-height:1.3}.article-body a{color:#69d3ff;text-decoration:underline}.article-body img{max-width:100%;height:auto;border-radius:8px;display:block;margin:22px auto}.article-body figure{max-width:100%;margin:25px 0}.article-body pre{overflow:auto;background:#031827;padding:16px;border-radius:8px}.article-body table{display:block;max-width:100%;overflow:auto;border-collapse:collapse}.article-body td,.article-body th{border:1px solid #32718a;padding:8px}.article-body blockquote{border-left:3px solid #32c4ff;padding-left:18px;color:#bdd9e9}.article-body ul,.article-body ol{padding-left:25px}.article-index{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:16px;margin:24px 0 50px}.article-entry{padding:23px;border:1px solid #22516b;border-radius:14px;background:#09283e}.article-entry small{color:#78c3e4}.article-entry h3{line-height:1.35}.article-entry p{color:#b8d1e1}.article-entry a{color:#63cfff}.search-field{width:100%;max-width:500px;background:#08273c;color:white;border:1px solid #3b89a8;padding:14px;border-radius:10px}.note{padding:14px 18px;border-left:3px solid #4ac9ff;background:#0b3149;border-radius:5px;color:#c8e4f0}.original{display:inline-block;margin:20px 0;color:#68d5ff}.hero{background-position:center right}.hero::after{content:'';position:absolute;inset:0;pointer-events:none;background:linear-gradient(90deg,rgba(1,17,32,.45),transparent 75%)}@media(max-width:650px){.article-shell{padding:0 14px}.article-body{padding:20px}}

/* S-SIG Ocean v2 — cinematic refinements */
:root{--focus:#9aeaff}::selection{background:#18b9f1;color:#041727}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--focus);outline-offset:4px}
.header{position:sticky;top:0;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);background:rgba(3,27,46,.88);box-shadow:0 8px 28px rgba(0,8,20,.15)}
.hero{isolation:isolate;overflow:hidden;min-height:clamp(470px,35vw,560px)}
.hero .wrap{z-index:3}.hero::after{z-index:0}
.hero::before{content:"";position:absolute;inset:0;z-index:1;pointer-events:none;background:repeating-linear-gradient(0deg,transparent 0 69px,rgba(63,187,236,.075) 70px),repeating-linear-gradient(90deg,transparent 0 69px,rgba(63,187,236,.065) 70px);mask-image:linear-gradient(90deg,transparent 38%,#000 100%);opacity:.7}
.sonar{position:absolute;right:13%;top:40%;width:min(30vw,360px);aspect-ratio:1;border:1px solid rgba(100,221,255,.32);border-radius:50%;z-index:2;pointer-events:none;box-shadow:0 0 0 55px rgba(76,200,250,.028),0 0 0 110px rgba(76,200,250,.018)}
.sonar:before,.sonar:after{content:"";position:absolute;inset:18%;border:1px solid rgba(117,218,255,.24);border-radius:50%}.sonar:after{inset:39%;border-color:rgba(117,218,255,.55)}
.sonar-sweep{position:absolute;inset:0;border-radius:50%;background:conic-gradient(from 0deg,transparent 0 300deg,rgba(50,213,255,.15) 345deg,rgba(50,213,255,.55) 360deg);animation:sonar-spin 15s linear infinite}
@keyframes sonar-spin{to{transform:rotate(360deg)}}
.hero h1{text-shadow:0 3px 28px rgba(0,0,0,.3)}
.card{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.card:hover{transform:translateY(-7px);border-color:#55c9ff;box-shadow:0 20px 38px rgba(0,10,30,.35)}
.card img{transition:transform .5s ease}.card:hover img{transform:scale(1.035)}.card{isolation:isolate}
.btn{transition:background .2s,transform .2s,box-shadow .2s}.btn:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(26,174,237,.2)}
.community h2:after{content:"";display:block;background:linear-gradient(90deg,#6ddaff,#1682b5);width:65px;height:3px;margin-top:12px}
.feature .symbol{filter:drop-shadow(0 0 12px rgba(45,192,252,.25))}
.reveal-ready{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}.reveal-ready.visible{opacity:1;transform:none}
#reading-progress{position:fixed;z-index:1000;top:0;left:0;width:0;height:3px;background:linear-gradient(90deg,#26aef4,#b0efff);pointer-events:none}
#back-top{position:fixed;bottom:22px;right:22px;border:1px solid #53c7f6;border-radius:50%;width:44px;height:44px;background:#06283fe8;color:white;font-size:21px;cursor:pointer;z-index:40;opacity:0;pointer-events:none;transition:opacity .2s}#back-top.show{opacity:1;pointer-events:auto}
.article-body iframe{max-width:100%}.article-body img{cursor:zoom-in}
.lightbox{position:fixed;inset:0;z-index:2000;background:rgba(0,10,20,.93);display:grid;place-items:center;padding:50px 20px}.lightbox img{max-width:96vw;max-height:88vh;object-fit:contain}.lightbox button{position:absolute;top:15px;right:20px;color:#fff;background:#153a50;border:1px solid #70cfff;border-radius:8px;padding:9px 15px;cursor:pointer}
@media(max-width:850px){.sonar{right:-10%;top:40%;width:240px;opacity:.5}.hero{min-height:500px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.reveal-ready{opacity:1;transform:none}}

/* S-SIG Ocean V3 — cartographic workstation */
.atlas-main{padding-top:34px}.atlas-intro{display:flex;justify-content:space-between;align-items:center;gap:30px;margin-bottom:22px}.atlas-intro h2{font-size:clamp(25px,3vw,36px);margin:4px 0}.atlas-intro p{max-width:780px;color:#c4dce9}.eyebrow{font-size:11px;letter-spacing:.22em;color:#62d3ff;font-weight:700}.atlas-status{white-space:nowrap;border:1px solid #226889;border-radius:30px;padding:8px 13px;font-size:12px;color:#a9e8ff}.live-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:#35e2b3;margin-right:7px;box-shadow:0 0 12px #35e2b3}.atlas-layout{display:grid;grid-template-columns:295px minmax(0,1fr);gap:16px;align-items:stretch}.atlas-panel{background:#08273d;border:1px solid #235876;border-radius:12px;overflow:hidden}.tool-section{padding:17px;border-bottom:1px solid #1c4c66}.tool-section:last-child{border-bottom:0}.tool-section h3{font-size:15px;color:#77d6ff;margin:0 0 12px}.tool-section label:not(.layer-check){display:block;font-size:12px;color:#b7d4e3;margin:0 0 7px}.tool-section select{width:100%;padding:10px 12px;background:#041d30;color:#f0fbff;border:1px solid #4383a0;border-radius:7px}.tool-buttons{display:flex;gap:7px;flex-wrap:wrap}.tool-buttons button,.tool-btn{font:inherit;font-size:12px;cursor:pointer;padding:9px 10px;background:#0d354d;color:#dbf4ff;border:1px solid #337a9a;border-radius:7px;flex:1}.tool-buttons button:hover,.tool-btn:hover,.tool-btn.selected{background:#087ba9;color:white;border-color:#63d4ff}.tool-buttons button:disabled{opacity:.4;cursor:not-allowed}.tool-hint{font-size:12px;color:#a9c9d9;margin:9px 0}.measure-result{padding:9px 11px;background:#031b2b;border-radius:7px;border:1px solid #20546e;color:#7edcff;font-weight:700;font-size:13px;margin:10px 0}.layer-check{display:flex;gap:9px;align-items:center;font-size:13px;margin:10px 0;color:#d8edf8}.layer-check input{accent-color:#27bfff}.upload-label{margin-top:14px!important;color:#7bdcff!important}.tool-section input[type=file]{width:100%;font-size:11px;color:#d6eefa}.tool-section input[type=file]::file-selector-button{background:#0d354d;border:1px solid #337a9a;border-radius:6px;color:#d6eefa;padding:7px;cursor:pointer;margin-right:8px}.atlas-map-column{min-width:0}.map-frame{position:relative;border:1px solid #337d9c;border-radius:12px;overflow:hidden;background:#041c2b}.atlas-map{height:720px;border:0;border-radius:0;z-index:0}.map-coordinate{position:absolute;bottom:13px;left:14px;z-index:450;background:#05243de0;color:#bfeeff;padding:7px 11px;border:1px solid #286989;border-radius:7px;font-size:12px;pointer-events:none}.map-badge{position:absolute;top:12px;left:55px;z-index:450;background:#05243de0;border:1px solid #286989;border-radius:6px;color:white;padding:6px 9px;font-size:11px;font-weight:800;letter-spacing:.15em;pointer-events:none}.map-badge span{color:#4cc9ff}.map-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:12px;color:#a6c9dc;padding:10px 4px}.atlas-help{padding:36px 0 10px}.atlas-help h2{font-size:24px}.help-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:13px}.help-grid article{background:#092b41;border:1px solid #245876;border-radius:10px;padding:16px}.help-grid b{font-size:13px;color:#76d6ff}.help-grid p{font-size:12px;color:#c6dce8}.leaflet-container{font-family:Inter,Arial,sans-serif}.leaflet-control-attribution{font-size:10px!important}.leaflet-popup-content-wrapper{background:#08273d;color:white}.leaflet-popup-tip{background:#08273d}.leaflet-popup-content a{color:#60d2ff}@media(max-width:1050px){.atlas-layout{grid-template-columns:260px minmax(0,1fr)}.help-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:750px){.atlas-layout{grid-template-columns:1fr}.atlas-intro{display:block}.atlas-status{display:inline-block;margin-top:10px}.atlas-map{height:520px}.atlas-panel{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.tool-section{border-right:1px solid #1c4c66}}@media(max-width:520px){.atlas-panel{grid-template-columns:1fr}.atlas-map{height:450px}.help-grid{grid-template-columns:1fr}.map-badge{display:none}}

/* V4: complete WordPress articles embedded in their thematic pages */
.migrated-index{background:#09273b;border:1px solid #23506b;border-radius:18px;padding:22px;margin:30px 0;color:#e5f4ff}
.migrated-index a{display:inline-block;margin:8px 14px 2px 0;color:#68d9ff;text-decoration:none}
.migrated-section{scroll-margin-top:95px;margin:48px 0;padding:clamp(18px,3vw,38px);background:#0a263a;border:1px solid #23506b;border-radius:20px;color:#e7f3fc}
.migrated-section h2{font-size:clamp(1.4rem,2.5vw,2.2rem);line-height:1.25;color:white;margin:10px 0 20px}
.migrated-section .article-body{line-height:1.75;overflow-wrap:anywhere;max-width:100%}
.migrated-section .article-body img{max-width:100%;height:auto;border-radius:10px}
.migrated-section .article-body iframe{max-width:100%}
.migrated-section .article-body table{display:block;overflow-x:auto;max-width:100%}
.migrated-section .article-body a{color:#5fd7ff;text-decoration:underline}
.migrated-section .source-link{display:inline-block;margin-top:18px;color:#7de2ff}
.migrated-section .article-body pre{overflow-x:auto;max-width:100%}
.migrated-section .article-body *{max-width:100%}
.migrated-label{font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;color:#78c8eb}

/* Correctif V5 : les tuiles Leaflet doivent conserver leurs dimensions natives. */


.atlas-map {width:100%;min-width:0;isolation:isolate;}

/* Cartographie V6 : isoler les tuiles des règles graphiques générales */
#map .leaflet-tile-pane img.leaflet-tile {max-width:none!important;max-height:none!important;border:0!important;border-radius:0!important;object-fit:initial!important;filter:none!important;opacity:1;}
#map .leaflet-pane, #map .leaflet-layer {max-width:none!important;}


/* ===============================================================
   V8 - AJOUTS UNIQUEMENT (base S-SIG Ocean V6)
   La grille des 4 panneaux s'affiche sur deux colonnes pour
   conserver la largeur visuelle des cartes de la V6.
   =============================================================== */
@media (min-width: 851px) {
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
.sonar-sound-toggle { cursor: pointer; color: #f7fbff; font-family: inherit; }
.sonar-sound-toggle[aria-pressed="true"] { background: #11617e; }
.sonar-sound-toggle:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }