/* Abyssal field guide: engraved timber, algae and sculpted tentacles. */
.abyssal-guide-overlay[hidden]{display:none!important}
.abyssal-guide-overlay{position:fixed;inset:0;z-index:12000;display:grid;place-items:center;overflow-y:auto;overscroll-behavior:contain;padding:20px 14px;background:rgba(0,8,16,.83);backdrop-filter:blur(8px)}
.abyssal-guide-card{position:relative;isolation:isolate;width:min(100%,640px);max-height:min(88dvh,740px);overflow-y:auto;overscroll-behavior:contain;border:9px ridge #614529;border-radius:19px;background:radial-gradient(ellipse at 0% 0%,rgba(88,126,61,.46),transparent 24%),radial-gradient(ellipse at 100% 95%,rgba(99,137,70,.46),transparent 27%),repeating-linear-gradient(0deg,transparent 0 18px,rgba(32,16,7,.11) 19px 23px),linear-gradient(114deg,#50351c,#79502a 30%,#4d3019 62%,#6a4525);box-shadow:0 0 0 2px #192b20,0 24px 70px #000, inset 0 0 0 3px rgba(209,178,111,.29),inset 0 0 35px rgba(10,26,14,.58);color:#f8ebce;font-family:Manrope,Inter,system-ui,sans-serif;padding:30px clamp(23px,5vw,54px) 27px}
.abyssal-guide-card::before,.abyssal-guide-card::after{content:"";position:absolute;z-index:-1;width:90px;height:270px;top:17%;opacity:.55;pointer-events:none;border:12px solid #182e29;border-bottom-color:transparent;border-top-color:#438071;border-radius:60% 50% 55% 35%;filter:drop-shadow(1px 1px 5px #091914)}
.abyssal-guide-card::before{left:-60px;transform:rotate(-21deg)}
.abyssal-guide-card::after{right:-60px;transform:scaleX(-1) rotate(-21deg)}
.abyssal-guide-card .guide-kicker{font-weight:850;font-size:11px;letter-spacing:.22em;color:#bfe69e;text-transform:uppercase}
.abyssal-guide-card h2{margin:9px 34px 13px 0;font:700 clamp(23px,5vw,31px)/1.17 Georgia,serif;letter-spacing:.05em;color:#fff4ce;text-shadow:1px 3px 2px #1a150d}
.abyssal-guide-card .guide-intro{margin:0 0 14px;font-size:14px;line-height:1.6;color:#f4e1be}
.abyssal-guide-card ol{margin:0;padding-left:23px;display:grid;gap:11px}
.abyssal-guide-card li{font-size:13px;line-height:1.52;color:#fff3d9;padding-left:4px}
.abyssal-guide-card li::marker{color:#b8e99f;font-weight:900}
.abyssal-guide-card .guide-end{font-size:12px;line-height:1.5;color:#cbe7ca;margin:16px 0 0}
.abyssal-guide-close{position:absolute;right:12px;top:10px;display:grid;place-items:center;width:35px;height:35px;border:1px solid #adbd89;border-radius:50%;background:#19291e;color:#fff7dc;font:900 22px/1 system-ui;cursor:pointer}
.abyssal-guide-close:focus-visible,.abyssal-guide-primary:focus-visible,.abyssal-guide-secondary:focus-visible{outline:3px solid #d1fcae;outline-offset:3px}
.abyssal-guide-choice{display:flex;align-items:center;gap:10px;margin:20px 0 16px;font-size:13px;line-height:1.5;color:#fff5db;cursor:pointer}
.abyssal-guide-choice input{width:19px;height:19px;accent-color:#8ad47c;flex:none;cursor:pointer}
.abyssal-guide-actions{display:flex;flex-wrap:wrap;gap:10px}
.abyssal-guide-primary,.abyssal-guide-secondary{min-height:44px;border-radius:9px;padding:11px 19px;font:800 12px/1.3 Manrope,system-ui,sans-serif;letter-spacing:.045em;cursor:pointer}
.abyssal-guide-primary{background:linear-gradient(#bce0a2,#7bb768);border:1px solid #d8f4b0;color:#152618;flex:1}
.abyssal-guide-secondary{background:rgba(22,37,30,.76);border:1px solid #9fc595;color:#f2ffe8}
.abyssal-guide-card .guide-reward{color:#a9ff9b;font:800 clamp(20px,5vw,30px)/1.2 Georgia,serif;text-shadow:0 0 12px rgba(123,246,132,.38);margin:10px 0 16px}
.abyssal-guide-card .guide-prize-info{margin:0 0 15px;color:#fff0d5;font-size:14px;line-height:1.6}
body.abyssal-tutorial-open #gameShell{touch-action:none}
@media(max-width:540px){.abyssal-guide-overlay{padding:10px}.abyssal-guide-card{max-height:94dvh;border-width:6px;padding:29px 22px 19px}.abyssal-guide-card::before,.abyssal-guide-card::after{opacity:.25}.abyssal-guide-card li{font-size:12px}.abyssal-guide-actions{flex-direction:column}}
@media(prefers-reduced-motion:reduce){.abyssal-guide-overlay *{animation:none!important}}


/* Illustrated quick-reference cards: diagram alongside the instruction, not a long wall of text. */
#abyssalTutorialOverlay .abyssal-guide-hazard-gallery[hidden]{display:none!important}
#abyssalTutorialOverlay .abyssal-guide-hazard-gallery{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;padding:12px 0 15px;margin:0 0 14px;border-top:1px solid rgba(230,237,194,.19);border-bottom:1px solid rgba(230,237,194,.19)}
#abyssalTutorialOverlay .abyssal-guide-gallery-item{min-width:0;padding:5px;margin:0;background:rgba(9,23,29,.43);border:1px solid rgba(126,201,172,.24);border-radius:9px;text-align:center}
#abyssalTutorialOverlay .abyssal-guide-gallery-item figcaption{margin-top:4px;color:#d7f1d0;font-weight:800;font-size:9px;line-height:1.3;letter-spacing:.04em}
#abyssalTutorialOverlay .guide-picture{width:105px;min-width:105px;max-width:100%;align-self:center;overflow:hidden;border-radius:9px;box-shadow:0 2px 10px #001c23ad}
#abyssalTutorialOverlay .abyssal-guide-gallery-item .guide-picture{width:100%;min-width:0;box-shadow:none}
#abyssalTutorialOverlay .abyssal-guide-diagram-svg{display:block;width:100%;height:auto;aspect-ratio:144/98}
#abyssalTutorialOverlay ol#abyssalGuideSteps{list-style:none;display:grid;grid-template-columns:1fr;gap:10px;margin:0;padding:0;counter-reset:none}
#abyssalTutorialOverlay li.abyssal-guide-step-card{display:flex;align-items:center;gap:13px;min-height:86px;padding:9px 11px;background:linear-gradient(130deg,rgba(6,24,31,.71),rgba(14,38,37,.53));border:1px solid rgba(160,213,170,.23);border-radius:11px;color:#f8f0d6}
#abyssalTutorialOverlay .guide-step-text{min-width:0;flex:1}
#abyssalTutorialOverlay .guide-step-title{display:block;margin:0 0 4px;font-size:11px;letter-spacing:.075em;color:#c9edb4;font-weight:900}
#abyssalTutorialOverlay .guide-step-text p{margin:0;color:#f9f1df;line-height:1.48;font-size:12px;font-weight:480}
#abyssalTutorialOverlay .abyssal-guide-card{width:min(100%,710px);max-height:90dvh}
#abyssalTutorialOverlay .abyssal-guide-card .guide-intro{margin-bottom:12px}
@media(max-width:540px){
 #abyssalTutorialOverlay .abyssal-guide-hazard-gallery{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px}
 #abyssalTutorialOverlay li.abyssal-guide-step-card{padding:8px;gap:9px;min-height:77px}
 #abyssalTutorialOverlay li.abyssal-guide-step-card .guide-picture{width:83px;min-width:83px}
 #abyssalTutorialOverlay .guide-step-text p{font-size:11px;line-height:1.43}
 #abyssalTutorialOverlay .guide-step-title{font-size:10px}
 #abyssalTutorialOverlay .abyssal-guide-gallery-item figcaption{font-size:9px}
}
@media(prefers-reduced-motion:reduce){#abyssalTutorialOverlay .abyssal-guide-diagram-svg *{animation:none!important}}

/* Quick field guide: one illustrated lesson at a time, matching the bridge. */
#abyssalTutorialOverlay .abyssal-guide-card{width:min(100%,660px);border:1px solid #477d80;border-radius:16px;background:linear-gradient(145deg,#092c2e,#041f1f 70%,#010908);color:#e5f5f2;font-family:Inter,system-ui,sans-serif;padding:clamp(18px,4vw,32px);box-shadow:0 20px 70px #000b}
#abyssalTutorialOverlay .abyssal-guide-card:before,#abyssalTutorialOverlay .abyssal-guide-card:after{display:none}
#abyssalTutorialOverlay .guide-kicker{color:#77d7b2;letter-spacing:.11em}
#abyssalTutorialOverlay h2{font:750 clamp(22px,4vw,30px)/1.2 Inter,system-ui,sans-serif;color:#e5f5f2;text-shadow:none;letter-spacing:0}
#abyssalTutorialOverlay .guide-intro,#abyssalTutorialOverlay .guide-end,#abyssalTutorialOverlay .abyssal-guide-choice{color:#b9d5d3;font-size:14px}
#abyssalTutorialOverlay [hidden]{display:none!important}
#abyssalTutorialOverlay .guide-progress{display:grid;gap:7px;margin:16px 0;color:#a7f0e7;font:700 11px/1.4 Inter,system-ui,sans-serif;letter-spacing:.08em}
#abyssalTutorialOverlay progress{width:100%;height:7px;accent-color:#31a7b0;border:0;border-radius:8px;overflow:hidden;background:#124247}
#abyssalTutorialOverlay progress::-webkit-progress-bar{background:#124247}#abyssalTutorialOverlay progress::-webkit-progress-value{background:#31a7b0}
#abyssalTutorialOverlay li.abyssal-guide-step-card{display:grid;grid-template-columns:minmax(125px,.8fr) minmax(0,1fr);gap:16px;padding:14px;min-height:180px;background:#092c2e;border:1px solid #37686a;animation:guide-step-enter .22s ease-out}
#abyssalTutorialOverlay li .guide-picture{width:100%;min-width:0;box-shadow:none}
#abyssalTutorialOverlay .guide-step-title{font-size:14px;line-height:1.3;color:#a7f0e7;letter-spacing:.035em;margin-bottom:9px}
#abyssalTutorialOverlay .guide-step-text p{font-size:14px;line-height:1.55;color:#e5f5f2}
#abyssalTutorialOverlay .abyssal-guide-primary{background:#31a7b0;border:1px solid #31a7b0;color:#010908}
#abyssalTutorialOverlay .abyssal-guide-secondary,#abyssalTutorialOverlay .abyssal-guide-close,.guide-mode-switch button{background:#124247;border:1px solid #477d80;color:#e5f5f2}
#abyssalTutorialOverlay button:focus-visible{outline:2px solid #a7f0e7;outline-offset:3px}
#abyssalTutorialOverlay button:disabled{opacity:.45;cursor:not-allowed}
.guide-mode-switch{display:flex;gap:8px}.guide-mode-switch button{min-height:42px;flex:1;border-radius:7px;font:700 13px Inter,system-ui,sans-serif;cursor:pointer}.guide-mode-switch button[aria-pressed=true]{background:#31a7b0;color:#010908}
@keyframes guide-step-enter{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
@media(max-width:540px){#abyssalTutorialOverlay li.abyssal-guide-step-card{grid-template-columns:1fr;gap:12px;padding:12px;min-height:0}#abyssalTutorialOverlay li .guide-picture{max-width:210px;margin:auto}#abyssalTutorialOverlay .abyssal-guide-actions{display:grid;grid-template-columns:1fr 1fr}#abyssalTutorialOverlay #abyssalGuideStart{grid-column:1/-1}#abyssalTutorialOverlay .guide-step-text p{font-size:13px}}
@media(prefers-reduced-motion:reduce){#abyssalTutorialOverlay li.abyssal-guide-step-card{animation:none}}