@font-face { font-family: "VT323"; src: url("/fonts/vt323.ttf") format("truetype"); font-style: normal; font-weight: 400; font-display: swap; }
:root { color-scheme: dark; --sea: #060e1b; --panel: #111e32; --foam: #e5f3fb; --drift: #b1c3d8; --pink: #ff75ad; --cyan: #55e3f5; --line: #27384e; --pixel: "VT323", "Courier New", monospace; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 24px; }
body { margin: 0; background: var(--sea); color: var(--foam); font-family: Verdana, sans-serif; font-size: 15px; line-height: 1.85; }
a { color: inherit; text-underline-offset: 4px; }
a:hover { color: var(--cyan); }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; cursor: pointer; }
button:focus-visible, a:focus-visible, summary:focus-visible { outline: 3px solid var(--pink); outline-offset: 5px; }
[hidden] { display: none !important; }
.skip-link { position: absolute; top: -100px; left: 16px; z-index: 10; padding: 10px; background: var(--sea); }
.skip-link:focus { top: 10px; }
.site-header { position: relative; z-index: 2; display: flex; align-items: center; justify-content: space-between; min-height: 66px; padding: 10px max(24px, calc((100vw - 1120px) / 2)); border-bottom: 1px solid #526878; background: #101e2b; gap: 24px; }
.wordmark { font: 25px/1.1 var(--pixel); letter-spacing: 1px; text-decoration: none; white-space: nowrap; }
.wordmark span { color: var(--pink); }
nav { display: flex; gap: 30px; }
nav a { font: 19px var(--pixel); text-decoration: none; text-transform: uppercase; letter-spacing: 1px; padding: 8px 0; }
.independent { color: var(--drift); font: 16px var(--pixel); text-transform: uppercase; letter-spacing: 1px; }
.hero { --surface: 280px; min-height: 670px; position: relative; isolation: isolate; overflow: hidden; text-align: center; background: linear-gradient(#80cbe6 0px, #c4edf6 var(--surface), #195a80 var(--surface), #0c3454 calc(var(--surface) + 140px), var(--sea) calc(var(--surface) + 280px)); }
.hero::after { content: ""; position: absolute; z-index: -1; inset: 0; pointer-events: none; background: repeating-linear-gradient(0deg, transparent 0 2px, #07132406 2px 3px); }
.ocean-surface { position: absolute; z-index: -2; inset: 0; background: url("/ocean.svg") center top / 1440px 620px no-repeat; }
.hero-content { width: min(660px, calc(100% - 40px)); margin: 0 auto; padding: 38px 0 35px; }
.eyebrow, .section-marker, .small-marker { font: 17px var(--pixel); letter-spacing: 2px; text-transform: uppercase; }
.hero-eyebrow { color: #344d61; margin: 0 0 5px; }
h1 { margin: 0; font: 112px/.97 var(--pixel); letter-spacing: 12px; color: #f0fbff; text-shadow: -4px 3px #f14f96, 4px -2px #35d5ed; }
h1 span { display: block; margin-top: 22px; font: 27px/1.2 var(--pixel); letter-spacing: 10px; color: #244d5d; text-shadow: 1px 1px #bbf5ef; }
.hero-tagline { color: #213d51; font: 29px var(--pixel); letter-spacing: 1px; margin: 19px 0 0; }
.hero-description { color: #dbeaf1; font: 23px/1.45 var(--pixel); margin: 47px 0 14px; letter-spacing: .3px; }
.krill { display: block; margin: 14px auto 19px; image-rendering: pixelated; animation: drift 5s ease-in-out infinite; }
.play-button { display: block; padding: 13px 16px; border: 2px solid var(--cyan); outline: 3px solid #71dce51c; outline-offset: 3px; background: #122239; color: #e2eff6; font: 27px/1.4 var(--pixel); letter-spacing: 3px; text-decoration: none; transition: background .2s, transform .2s; }
.play-button:hover { background: #1c354c; transform: translateY(-2px); color: #f4c1d7; }
.external-note { margin: 10px 0 0; color: var(--drift); font: 16px var(--pixel); letter-spacing: 1px; }
.hero-links { display: flex; justify-content: space-between; margin-top: 27px; font: 18px var(--pixel); }
.hero-links a { text-decoration: none; padding: 8px 0; }
.depth-label { position: absolute; color: #69859b; font: 15px var(--pixel); letter-spacing: 2px; }
.depth-left { left: 28px; top: 340px; }
.depth-right { right: 28px; bottom: 70px; writing-mode: vertical-rl; }
.guide-shell { max-width: 940px; padding: 0 36px; margin: auto; }
.guide-intro { display: flex; justify-content: space-between; gap: 12px; padding: 21px 0; color: var(--drift); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font: 16px var(--pixel); letter-spacing: 1px; }
.guide-section { padding: 65px 0 56px; border-bottom: 1px solid var(--line); }
.section-marker { color: var(--pink); margin: 0 0 16px; }
.section-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
h2 { font: 42px/1.1 var(--pixel); font-weight: 400; margin: 0 0 22px; }
.depth-tick { color: #657f96; font: 16px var(--pixel); flex-shrink: 0; align-self: flex-start; padding-top: 13px; }
p { margin: 0 0 17px; }
.guide-section > p:not(.section-marker) { max-width: 740px; }
.guide-section p { color: var(--drift); }
.guide-section .section-marker { color: var(--pink); }
.guide-section .lead { font: 26px/1.35 var(--pixel); color: var(--foam); }
strong { color: var(--foam); font-weight: 600; }
.source-note { font-size: 12px; line-height: 1.8; margin: 24px 0 0; }
.source-note a { color: #b6c9d7; }
.steps { padding: 0; margin: 8px 0 30px; list-style: none; }
.steps li { display: grid; grid-template-columns: 48px 1fr; gap: 18px; padding: 22px 0; border-bottom: 1px dashed #25344a; }
.steps li:last-child { border: 0; }
.step-number { font: 32px var(--pixel); color: var(--cyan); }
h3 { font: 28px/1.2 var(--pixel); margin: 0 0 8px; font-weight: 400; }
.steps p { margin: 0; }
.field-note { border: 1px solid var(--line); background: #101b2a; padding: 21px 25px; }
.field-note > span { font: 17px var(--pixel); letter-spacing: 2px; color: var(--cyan); }
.field-note p { font-size: 13px; margin: 7px 0 0; }
.rarity-ladder { margin: 30px 0 23px; border-top: 1px solid var(--line); }
.tier { display: grid; grid-template-columns: 48px 210px 1fr; align-items: center; gap: 16px; padding: 20px 15px; border-bottom: 1px solid var(--line); }
.tier > span { font: 23px var(--pixel); text-align: center; }
.tier h3 { margin: 0; font-size: 25px; color: currentColor; }
.tier p { font-size: 13px; margin: 0; }
.plankton { color: #adc0bf; }.clever { color: #eeb57a; }.schooler { color: #a0c8e5; }.rare { color: #89dba8; }.deep { color: #c7a5f2; }.krillion { color: var(--pink); background: #211526; }
.strategy-grid { display: grid; grid-template-columns: 1fr 1fr; column-gap: 44px; row-gap: 32px; margin-top: 14px; }
.small-marker { font-size: 14px; color: var(--cyan); letter-spacing: 1px; }
.strategy-grid h3 { margin: 12px 0; }
.strategy-grid p { font-size: 14px; margin: 0; }
.mode-list { border-top: 1px solid var(--line); margin-top: 30px; }
.mode-list > a { display: grid; grid-template-columns: 43px 1fr 20px; gap: 20px; align-items: center; padding: 20px 8px; text-decoration: none; border-bottom: 1px solid var(--line); }
.mode-list > a:hover { background: #102132; }
.mode-symbol { font: 35px var(--pixel); color: var(--cyan); }
.mode-list strong { display: block; font: 28px var(--pixel); }
.mode-list small { display: block; color: var(--drift); font-size: 12px; margin-top: 6px; }
details { border-bottom: 1px solid var(--line); }
details:last-child { border-bottom: 0; }
summary { cursor: pointer; padding: 21px 5px; font: 24px/1.25 var(--pixel); color: var(--foam); }
summary::marker { color: var(--pink); font-size: 16px; }
details[open] summary { color: var(--cyan); }
details p { padding: 0 5px 8px 23px; font-size: 14px; }
.final-dive { padding: 75px 0 80px; text-align: center; }
.final-dive > img { image-rendering: pixelated; margin-bottom: 20px; }
.final-dive .section-marker { color: var(--drift); font-size: 15px; }
.final-dive h2 { font-size: 48px; margin: 23px 0 32px; }
.final-dive .play-button { max-width: 580px; margin: auto; }
.site-footer { border-top: 1px solid var(--line); padding: 38px max(24px, calc((100vw - 868px) / 2)); background: #070d17; }
.footer-brand { font: 22px var(--pixel); color: var(--pink); text-decoration: none; letter-spacing: 2px; }
.site-footer p { color: var(--drift); font-size: 12px; max-width: 640px; margin: 15px 0 18px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 10px 28px; align-items: center; font: 17px var(--pixel); }
.footer-links button { border: 0; padding: 0; color: inherit; text-decoration: underline; text-underline-offset: 4px; background: none; }
.consent { position: fixed; z-index: 5; bottom: 20px; right: 20px; max-width: 450px; padding: 22px; background: #142338; border: 1px solid var(--cyan); box-shadow: 0 8px 40px #02060dcc; }
.consent p:first-child { font: 24px var(--pixel); margin-bottom: 10px; }
.consent .consent-detail { font-size: 12px; color: var(--drift); }
.consent > div { display: flex; gap: 12px; }
.consent button { padding: 8px 13px; border: 1px solid var(--drift); background: transparent; color: var(--foam); font: 19px var(--pixel); min-height: 44px; }
.consent button[data-consent="granted"] { border-color: var(--cyan); }
.consent-status { font-size: 12px; color: var(--pink); margin: 8px 0 0; }
.prose-page { max-width: 800px; margin: 0 auto; padding: 65px 28px; min-height: 70vh; }
.prose-page h1 { font: 48px var(--pixel); color: var(--foam); text-shadow: none; letter-spacing: 0; margin: 0 0 26px; }
.prose-page h2 { font-size: 30px; margin-top: 34px; }
.prose-page p { color: var(--drift); }
@keyframes drift { 50% { transform: translateY(-7px); } }
@media (max-width: 720px) {
  .site-header { padding: 12px 20px; gap: 16px; flex-wrap: wrap; }
  .wordmark { font-size: 23px; }
  .wordmark span { display: block; font-size: 19px; letter-spacing: 2px; }
  nav { gap: 20px; } nav a { font-size: 17px; }
  .independent { flex-basis: 100%; text-align: center; font-size: 13px; }
  .hero { --surface: 240px; min-height: 630px; }
  .hero-content { padding-top: 37px; }
  h1 { font-size: clamp(58px, 13.4vw, 96px); letter-spacing: 6px; }
  h1 span { font-size: 23px; letter-spacing: 6px; margin-top: 18px; }
  .hero-eyebrow { font-size: 14px; letter-spacing: 1px; margin-bottom: 12px; }
  .hero-description { margin-top: 62px; font-size: 21px; }
  .hero-tagline { font-size: 25px; }
  .play-button { font-size: 22px; letter-spacing: 1px; padding: 15px 8px; }
  .depth-label { display: none; }
  .guide-shell { padding: 0 23px; }
  .guide-intro { font-size: 13px; letter-spacing: 0; flex-wrap: wrap; }
  .guide-section { padding: 45px 0; }
  h2 { font-size: 35px; }
  .depth-tick { display: none; }
  .steps li { grid-template-columns: 32px 1fr; gap: 12px; }
  .tier { grid-template-columns: 28px 1fr; gap: 6px 15px; padding: 17px 8px; }
  .tier p { grid-column: 2; }
  .strategy-grid { grid-template-columns: 1fr; gap: 28px; }
  .field-note { padding: 18px; }
  .mode-list > a { gap: 8px; }
  .final-dive h2 { font-size: 39px; }
  .consent { inset: auto 12px 12px; max-width: none; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }