:root{
  --bg:#07111e;--card:#102038;--card2:#0c192b;--text:#eef5ff;--muted:#91a7c2;
  --line:#28415f;--blue:#67adff;--green:#65d5ae;--yellow:#f1c65d;--red:#ee747a;
  --shadow:0 20px 55px rgba(0,0,0,.25);--radius:20px
}
*{box-sizing:border-box} html{background:var(--bg)} body{margin:0;color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;min-height:100vh}
.bg-orb{position:fixed;border-radius:50%;filter:blur(80px);opacity:.18;pointer-events:none}.bg-orb.one{width:380px;height:380px;background:#328ce8;right:-120px;top:-150px}.bg-orb.two{width:300px;height:300px;background:#24a884;left:-140px;bottom:-120px}
.shell{max-width:1280px;margin:auto;padding:20px 16px 70px;position:relative}.hidden{display:none!important}
.card{border:1px solid var(--line);background:linear-gradient(145deg,rgba(18,36,60,.97),rgba(10,24,40,.97));border-radius:var(--radius);box-shadow:var(--shadow)}
.eyebrow{font-size:11px;letter-spacing:.15em;font-weight:850;color:var(--green)} h1,h2,h3,p{margin-top:0}.muted{color:var(--muted);line-height:1.55}.subtitle{color:var(--muted);margin:4px 0 0}
.auth-card{max-width:480px;margin:8vh auto 0;padding:25px}.auth-card h1{font-size:42px;letter-spacing:-.04em;margin:4px 0 8px}.auth-card h2{font-size:31px;letter-spacing:-.03em;margin:6px 0 12px}
.field{display:grid;gap:6px;margin:12px 0}.field span{font-size:12px;color:#afc2d9}.field input,.field select,.field textarea{width:100%;background:#06111d;border:1px solid var(--line);color:#fff;border-radius:11px;padding:12px;outline:none;font:inherit}.field textarea{min-height:90px;resize:vertical}.field input:focus,.field select:focus,.field textarea:focus{border-color:#4b83bd}
.actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}.actions.right{justify-content:flex-end}.btn{border:0;border-radius:12px;padding:11px 14px;background:var(--blue);color:#06111e;font-weight:850;cursor:pointer}.btn.secondary{background:#18314f;color:#eaf4ff;border:1px solid var(--line)}.btn.danger{background:#4e232a;color:#ffb4b8;border:1px solid #74313b}.compact-btn{padding:9px 12px}
.message{min-height:18px;margin-top:11px;color:#ffd0d3;font-size:13px}.message.ok{color:#a7eacc}.security-note{margin-top:20px;padding:13px;border-radius:13px;background:#081522;border:1px solid #203650}.security-note b{display:block;font-size:12px}.security-note span{display:block;margin-top:5px;color:var(--muted);font-size:12px;line-height:1.45}
.topbar{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:5px 3px 16px}.topbar h1{font-size:38px;margin:3px 0 0;letter-spacing:-.04em}
.tabs{display:flex;gap:7px;overflow:auto;position:sticky;top:8px;z-index:10;padding:6px;border:1px solid var(--line);border-radius:15px;background:rgba(7,17,30,.88);backdrop-filter:blur(14px)}.tabs button{border:0;background:transparent;color:var(--muted);padding:10px 13px;border-radius:10px;font-weight:750;white-space:nowrap}.tabs button.active{background:#18314f;color:#fff}
.panel{display:none;padding-top:16px}.panel.active{display:block}.hero{display:grid;grid-template-columns:1.03fr 1.35fr;overflow:hidden;min-height:350px}.hero-copy{padding:32px;align-self:center}.hero h2{font-size:clamp(30px,4vw,48px);letter-spacing:-.04em;line-height:1.02;margin:17px 0}.hero-copy>p{color:var(--muted);line-height:1.55}.hero img{width:100%;height:100%;min-height:350px;object-fit:cover}.pill{display:inline-flex;padding:6px 9px;border-radius:999px;background:#143c67;color:#acd4ff;font-size:11px;font-weight:850}.pill.subtle{background:#152940;color:#afc4dc}
.hero-stats{display:flex;gap:25px;flex-wrap:wrap;margin-top:22px}.hero-stats div{display:grid}.hero-stats b{font-size:22px}.hero-stats span{font-size:11px;color:var(--muted)}
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:12px 0}.metric{padding:17px}.metric span,.metric small{display:block;color:var(--muted);font-size:11px}.metric b{display:block;font-size:24px;margin:6px 0}.compact-metrics{grid-template-columns:repeat(3,1fr)}
.two-cols{display:grid;grid-template-columns:1fr 1fr;gap:12px}.section-card{padding:20px}.section-head{display:flex;justify-content:space-between;align-items:center;gap:10px}.section-head h3{margin:0}.page-head{margin:6px 0 14px}.page-head h2{font-size:34px;margin:4px 0 0;letter-spacing:-.03em}
.list{display:grid;gap:9px;margin-top:13px}.row-card{border:1px solid var(--line);background:#091727;border-radius:13px;padding:12px}.row-head{display:flex;justify-content:space-between;gap:12px;align-items:flex-start}.row-card b{font-size:14px}.row-card small{display:block;color:var(--muted);font-size:11px;margin-top:4px;line-height:1.4}.status{display:inline-block;padding:5px 8px;border-radius:999px;font-size:10px;font-weight:850;background:#18314f;color:#b8daff}.status.ok{background:#103627;color:#a5e9cc}.status.wait{background:#473612;color:#ffdb8d}.status.blocked{background:#4c242b;color:#ffb2b6}.price{font-weight:850;margin-top:6px;text-align:right}
.task-check{display:flex;gap:10px;align-items:flex-start}.task-check input{margin-top:4px;accent-color:var(--green);transform:scale(1.05)}
.fish-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.fish-card{padding:20px}.fish-card .count{font-size:38px;font-weight:900;letter-spacing:-.04em;margin:12px 0 2px}.fish-card .latin{color:var(--muted);font-size:12px;font-style:italic}.fish-card dl{display:grid;grid-template-columns:auto 1fr;gap:7px 10px;font-size:11px;margin-top:15px}.fish-card dt{color:var(--muted)}.fish-card dd{margin:0}
.image-card{overflow:hidden;margin-top:12px}.image-card img{width:100%;max-height:580px;object-fit:contain;display:block;background:#07111e}.image-card>div{padding:16px}.wide{}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.gallery figure{margin:0;overflow:hidden}.gallery img{display:block;width:100%;height:360px;object-fit:cover;background:#07111e}.gallery figcaption{padding:12px;color:var(--muted);font-size:12px}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse;min-width:720px}th,td{padding:10px 9px;border-bottom:1px solid var(--line);font-size:12px;text-align:left}th{color:#9eb4ce;font-size:10px;text-transform:uppercase;letter-spacing:.06em}
.admin-row{display:flex;justify-content:space-between;align-items:center;gap:10px}.admin-row .actions{margin:0}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
dialog{border:1px solid var(--line);border-radius:20px;background:#0b1728;color:var(--text);width:min(560px,calc(100vw - 26px));padding:0;box-shadow:0 40px 120px rgba(0,0,0,.65)}dialog::backdrop{background:rgba(2,6,13,.78);backdrop-filter:blur(5px)}dialog form{padding:20px}.dialog-head{display:flex;justify-content:space-between;align-items:center}.dialog-head h3{margin:0}.icon-btn{border:0;background:transparent;color:#dce9f8;font-size:27px;cursor:pointer}
@media(max-width:880px){.hero{grid-template-columns:1fr}.hero img{min-height:220px;max-height:360px}.metrics{grid-template-columns:repeat(2,1fr)}.two-cols{grid-template-columns:1fr}.gallery{grid-template-columns:1fr}.fish-grid{grid-template-columns:1fr}}
@media(max-width:540px){.shell{padding:14px 10px 55px}.auth-card{margin-top:5vh;padding:20px}.topbar h1{font-size:32px}.metrics,.compact-metrics{grid-template-columns:1fr}.hero-copy{padding:22px}.page-head h2{font-size:30px}.form-grid{grid-template-columns:1fr}.gallery img{height:auto}.admin-row{align-items:flex-start;flex-direction:column}.admin-row .actions{width:100%}}

.species-research{display:grid;gap:14px;margin-top:16px}.species-detail{padding:22px}.species-detail h3{font-size:25px;margin:10px 0 2px}.species-detail .latin{color:var(--muted);font-size:12px}
.species-locations{display:flex;gap:7px;flex-wrap:wrap;margin:13px 0}.species-locations span{padding:6px 9px;border:1px solid var(--line);background:#091727;border-radius:999px;font-size:11px}.species-locations small{color:var(--muted)}
.fact-groups{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.fact-group{border:1px solid var(--line);border-radius:15px;background:#091727;padding:14px}.fact-group h4{margin:0 0 10px;color:#b9d8fb}
.fact{padding:10px 0;border-top:1px solid #1b314a}.fact:first-of-type{border-top:0;padding-top:0}.fact>b{font-size:12px}.fact p{font-size:12px;line-height:1.55;color:#cfdeee;margin:5px 0}
.sources{display:grid;gap:5px;margin-top:8px}.sources>span{font-size:9px;color:var(--green);font-weight:850;text-transform:uppercase;letter-spacing:.1em}.sources a{text-decoration:none;color:#b9d8fb;border:1px solid #1d3450;background:#071321;border-radius:9px;padding:8px}.sources a b{display:block;font-size:10px}.sources a small{display:block;color:var(--muted);font-size:9px;margin-top:3px}
.aquarium-context{margin-top:14px;border-left:3px solid var(--green);background:#0a1c22;padding:12px 14px;border-radius:0 12px 12px 0}.aquarium-context p{font-size:12px;line-height:1.55;margin:5px 0 0;color:#b8d7cf}
.content-sections{display:grid;gap:12px;margin:12px 0}.content-section{display:grid;grid-template-columns:58px 1fr;gap:16px;padding:20px}.section-number{font-size:26px;font-weight:900;color:#31577d}.content-section h3{font-size:22px;margin:0 0 8px}.content-section p{font-size:13px;line-height:1.65;color:#cbdbea;margin:0}
.locations-card{margin-top:12px}.location-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:14px}.location-card{border:1px solid var(--line);border-radius:14px;background:#091727;padding:13px}.location-card>b{display:block}.location-card>small{display:block;color:var(--muted);margin-top:3px}.location-card p{font-size:12px;line-height:1.5;color:#c8d8e9}.location-species{display:flex;gap:6px;flex-wrap:wrap}.location-species span{font-size:10px;background:#17324f;color:#aed4fb;padding:5px 7px;border-radius:999px}
@media(max-width:760px){.fact-groups,.location-grid{grid-template-columns:1fr}.content-section{grid-template-columns:40px 1fr}.section-number{font-size:20px}}

/* v4: gestión multiacuario */
.home-intro{max-width:760px}.aquarium-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.aquarium-card{appearance:none;color:var(--text);text-align:left;padding:20px;cursor:pointer;transition:transform .16s ease,border-color .16s ease;background:linear-gradient(145deg,rgba(18,36,60,.97),rgba(10,24,40,.97))}
.aquarium-card:hover{transform:translateY(-2px);border-color:#4774a5}.aquarium-card.selected{border-color:var(--green);box-shadow:0 0 0 1px rgba(101,213,174,.25),var(--shadow)}
.aquarium-card-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.aquarium-card .volume{font-size:28px;font-weight:900;letter-spacing:-.04em}
.aquarium-card h3{font-size:22px;margin:16px 0 4px}.aquarium-card>p{color:#b9cce0;margin:0 0 15px}.aquarium-card>small{display:block;color:var(--muted);line-height:1.45;margin-top:14px}
.aquarium-mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.aquarium-mini-stats span{display:grid;padding:9px;border-radius:11px;background:#071421;border:1px solid #1e344d;color:var(--muted);font-size:10px}.aquarium-mini-stats b{color:#eaf4ff;font-size:13px;margin-bottom:2px}
@media(max-width:700px){.aquarium-grid{grid-template-columns:1fr}.aquarium-mini-stats{grid-template-columns:repeat(3,1fr)}}
@media(max-width:390px){.aquarium-mini-stats{grid-template-columns:1fr}}