:root{
  --ink:#06131F; --ink-2:#0B2133; --ink-3:#123049; --line:rgba(156,198,255,.16);
  --paper:#EFE6D2; --paper-2:#E5D9BF; --paper-ink:#1B2430; --paper-line:rgba(27,36,48,.16);
  --brass:#C9A15B; --sea:#DCE8EF; --muted:#8FA6B8;
  --urun:#3FD0BE; --hizmet:#C9A15B; --eglence:#FF6B4A; --core:#9CC6FF;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --sans:"Inter Tight",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,monospace;
  --gut:clamp(16px,4vw,56px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--ink);color:var(--sea);font-family:var(--sans);font-size:17px;line-height:1.55;overflow-x:hidden}
a{color:inherit}
img,svg,canvas{display:block;max-width:100%}
.skip{position:absolute;left:-999px;top:8px;background:var(--brass);color:var(--ink);padding:8px 12px;z-index:50}
.skip:focus{left:8px}
.wrap{max-width:1180px;margin:0 auto;padding:0 var(--gut)}
.muted{color:var(--muted)}
em{font-style:italic;font-variation-settings:"SOFT" 100,"WONK" 1}

/* ---------- üst çubuk */
.top{position:fixed;inset:0 0 auto 0;z-index:30;display:flex;align-items:center;justify-content:space-between;padding:14px var(--gut);
  background:linear-gradient(var(--ink),rgba(6,19,31,0));pointer-events:none}
.top>*{pointer-events:auto}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--serif);font-size:20px;font-weight:600;letter-spacing:.01em}
.brand svg{width:30px;height:30px;fill:none;stroke:var(--brass);stroke-width:1.6}
.brand .b-in{stroke:var(--urun)} .brand .b-n{fill:var(--brass);stroke:none}
.brand:hover svg{transform:rotate(-12deg);transition:transform .4s}
.top-links{display:flex;gap:22px;font-size:14px}
.top-links a{text-decoration:none;opacity:.8}.top-links a:hover{opacity:1;color:var(--brass)}
.top{transition:background .35s,color .35s}
.top.on-paper{background:linear-gradient(var(--paper) 55%,rgba(239,230,210,0));color:var(--paper-ink)}
.top.on-paper .brand svg{stroke:#9A7433}

/* ---------- seyir göstergesi ve rota */
.hud{position:fixed;right:var(--gut);bottom:20px;z-index:25;font-family:var(--mono);font-size:11px;letter-spacing:.06em;
  background:rgba(6,19,31,.78);backdrop-filter:blur(8px);border:1px solid var(--line);border-radius:10px;padding:10px 12px;min-width:220px}
.hud-row{display:flex;justify-content:space-between;gap:14px}.hud-row span{color:var(--muted)}.hud-row b{font-weight:500;color:var(--sea)}
.rail{position:fixed;left:18px;top:50%;transform:translateY(-50%);z-index:25;display:flex;flex-direction:column;gap:22px;padding:6px 0}
.rail-line{position:absolute;left:5px;top:0;bottom:0;width:2px;background:var(--line);border-radius:2px}
.rail-line i{position:absolute;left:0;top:0;width:100%;height:0;background:var(--brass);border-radius:2px}
.rail a{position:relative;width:12px;height:12px;border-radius:50%;border:2px solid var(--muted);background:var(--ink);display:block}
.rail a span{position:absolute;left:22px;top:50%;transform:translate(-6px,-50%);opacity:0;white-space:nowrap;font-family:var(--mono);font-size:11px;
  background:var(--ink);padding:2px 6px;border-radius:4px;transition:.2s;pointer-events:none}
.rail a:hover span,.rail a:focus-visible span{opacity:1;transform:translate(0,-50%)}
.rail a.on{border-color:var(--brass);background:var(--brass)}
.rail.on-paper a{background:var(--paper)} .rail.on-paper a.on{background:var(--brass)}

/* ---------- açılış */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;isolation:isolate}
#sea{position:absolute;inset:0;width:100%;height:100%;z-index:-1;cursor:crosshair}
.hero::after{content:"";position:absolute;inset:auto 0 0 0;height:30%;background:linear-gradient(rgba(6,19,31,0),var(--ink));z-index:-1;pointer-events:none}
.hero-inner{max-width:1180px;margin:0 auto;padding:120px var(--gut) 90px;width:100%;pointer-events:none}
.hero-inner a{pointer-events:auto}
.log{font-family:var(--mono);font-size:12px;letter-spacing:.12em;color:var(--brass);margin:0 0 18px}
.hero-title{font-family:var(--serif);font-weight:300;font-size:clamp(64px,15vw,210px);line-height:.86;margin:0;letter-spacing:-.035em;
  font-variation-settings:"opsz" 144,"SOFT" 30}
.hero-title .word{display:inline-block}
.hero-title .accent{font-style:italic;font-weight:500;color:var(--brass);font-variation-settings:"opsz" 144,"SOFT" 100,"WONK" 1}
.js .hero-title .word{opacity:0;transform:translateY(.25em);transition:opacity 1.1s cubic-bezier(.2,.7,.1,1),transform 1.1s cubic-bezier(.2,.7,.1,1)}
.js .hero-title.in .word{opacity:1;transform:none}
.js .hero-title.in .accent{transition-delay:.18s}
.hero-lead{font-family:var(--serif);font-size:clamp(21px,2.6vw,32px);line-height:1.3;max-width:24em;margin:28px 0 0;font-weight:400}
.hero-lead .muted{font-family:var(--sans);font-size:.6em;display:inline-block;margin-top:10px;max-width:36em}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px 22px;align-items:center;margin-top:30px;font-family:var(--mono);font-size:13px;color:var(--muted)}
.hero-meta b{color:var(--sea);font-weight:500;font-size:15px}
.tag{border:1px solid var(--brass);color:var(--brass);border-radius:999px;padding:3px 10px;font-size:11px;letter-spacing:.08em;text-transform:uppercase}
.hero-cta{display:inline-flex;gap:10px;align-items:center;margin-top:36px;text-decoration:none;font-weight:600;border-bottom:1px solid var(--brass);padding-bottom:4px}
.hero-cta i{font-style:normal;display:inline-block;animation:bob 2.4s ease-in-out infinite}
.hero-hint{position:absolute;left:var(--gut);bottom:22px;margin:0;font-family:var(--mono);font-size:11px;color:var(--muted);letter-spacing:.05em}
@keyframes bob{50%{transform:translateY(5px)}}

/* ---------- bölümler */
section{position:relative;padding:clamp(80px,12vw,150px) 0}
.paper{background:var(--paper);color:var(--paper-ink)}
.paper .lede,.paper .fine{color:#4B5563}
.deep{background:radial-gradient(1200px 600px at 70% 0%,var(--ink-3),var(--ink) 70%)}
.eyebrow{font-family:var(--mono);font-size:12px;letter-spacing:.16em;color:var(--brass);margin:0 0 18px}
h2{font-family:var(--serif);font-weight:400;font-size:clamp(36px,5.4vw,72px);line-height:1.02;letter-spacing:-.02em;margin:0;max-width:16em;
  font-variation-settings:"opsz" 120}
h2 em{color:var(--brass);font-weight:300}
.paper h2 em{color:#9A7433}
.lede{font-size:clamp(17px,1.6vw,20px);max-width:40em;margin:24px 0 0;color:var(--muted)}
.fine{font-size:13px;color:var(--muted);margin-top:28px;max-width:60em}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.7,.1,1)}
.reveal.in{opacity:1;transform:none}

/* ---------- kollar */
.arms{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--paper-line);border:1px solid var(--paper-line);margin-top:56px}
.arm{background:var(--paper);padding:28px 24px 30px;position:relative;transition:background .3s}
.arm::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--c);transform:scaleX(.18);transform-origin:left;transition:transform .5s}
.arm:hover{background:#F6EFDF}.arm:hover::before{transform:scaleX(1)}
.arm-no{font-family:var(--serif);font-style:italic;font-size:44px;line-height:1;color:var(--c);filter:brightness(.8)}
.arm h3{font-family:var(--serif);font-size:26px;font-weight:500;margin:14px 0 2px}
.arm-q{font-family:var(--mono);font-size:12px;color:#6B7280;margin:0 0 14px}
.arm p{margin:0 0 14px;font-size:15px}
.arm ul{list-style:none;padding:0;margin:0;font-size:14px;border-top:1px dashed var(--paper-line)}
.arm li{padding:8px 0;border-bottom:1px dashed var(--paper-line)}
.arm small{color:#6B7280}

/* ---------- akıntılar haritası */
.chart-legend,.filters{display:flex;flex-wrap:wrap;gap:8px;margin:36px 0 18px}
.lg,.fl{font:500 13px var(--sans);border:1px solid var(--line);background:transparent;color:inherit;border-radius:999px;padding:7px 14px;cursor:pointer;display:inline-flex;align-items:center;gap:8px}
.lg i{width:18px;height:3px;border-radius:2px;background:var(--c)}
.lg.on,.lg:hover{border-color:var(--brass);background:rgba(201,161,91,.12)}
.chart{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px;align-items:start}
#chart{width:100%;height:auto;border:1px solid var(--line);border-radius:14px;
  background:radial-gradient(circle at 50% 50%,rgba(63,208,190,.05),transparent 60%),
  repeating-linear-gradient(0deg,transparent 0 39px,rgba(156,198,255,.06) 39px 40px),
  repeating-linear-gradient(90deg,transparent 0 39px,rgba(156,198,255,.06) 39px 40px)}
#chart .flow{fill:none;stroke-width:1.6;opacity:.55;transition:opacity .3s,stroke-width .3s}
#chart .flow.core{stroke-dasharray:3 6;opacity:.28}
#chart .flow.dim{opacity:.06}
#chart .flow.hot{opacity:1;stroke-width:2.6}
#chart .dot{opacity:.95}
#chart .dot.dim{opacity:0}
#chart .port{cursor:pointer}
#chart .port circle.halo{fill:none;stroke-width:1;opacity:.35}
#chart .port circle.core-c{fill:var(--ink)}
#chart .port text{font-family:var(--sans);font-size:21px;fill:var(--sea);font-weight:600}
#chart .port text.st{font-family:var(--mono);font-size:13px;font-weight:400;fill:var(--muted);letter-spacing:.04em}
#chart .port.dim{opacity:.25}
#chart .port:focus{outline:none}
#chart .port:focus-visible circle.halo,#chart .port.sel circle.halo{opacity:1;stroke-width:2}
#chart .flow-label{font-family:var(--mono);font-size:14px;fill:var(--sea);opacity:0;transition:opacity .3s;paint-order:stroke;stroke:var(--ink);stroke-width:4px}
#chart .flow-label.show{opacity:1}
.port-card,.bay-card{border:1px solid var(--line);border-radius:14px;padding:20px;background:rgba(11,33,51,.6);min-height:200px}
.pc-kicker{font-family:var(--mono);font-size:11px;letter-spacing:.14em;color:var(--brass);margin:0 0 8px;text-transform:uppercase}
.port-card h3,.bay-card h3{font-family:var(--serif);font-weight:500;font-size:24px;margin:0 0 8px}
.port-card p,.bay-card p{margin:0 0 12px;font-size:15px;color:var(--muted)}
.port-card dl{margin:0;font-size:14px}
.port-card dt{font-family:var(--mono);font-size:11px;color:var(--muted);margin-top:10px;letter-spacing:.08em}
.port-card dd{margin:4px 0 0;display:flex;gap:8px;align-items:baseline}
.port-card dd i{flex:none;width:14px;height:3px;border-radius:2px;background:var(--c);transform:translateY(-3px)}
.chart-box{min-width:0}
.chart-swipe{display:none;margin:8px 0 0;font-family:var(--mono);font-size:11px;color:var(--muted);text-align:center}
.chart-note{margin-top:22px;font-family:var(--serif);font-style:italic;font-size:19px;color:var(--muted)}

/* ---------- manifesto */
.fl{border-color:var(--paper-line)}.fl.on,.fl:hover{border-color:#9A7433;background:rgba(154,116,51,.1)}
.manifest{list-style:none;padding:0;margin:0;border-top:2px solid var(--paper-ink)}
.manifest li{display:grid;grid-template-columns:52px minmax(0,1.1fr) minmax(0,2fr) 150px;gap:18px;align-items:baseline;padding:18px 0;border-bottom:1px solid var(--paper-line);transition:background .25s}
.manifest li:hover{background:rgba(201,161,91,.08)}
.manifest li.hide{display:none}
.m-no{font-family:var(--mono);font-size:12px;color:#6B7280}
.m-name{font-family:var(--serif);font-size:24px;font-weight:500;line-height:1.15}
.m-name a{text-decoration:none;border-bottom:1px solid rgba(27,36,48,.34);padding-bottom:1px}
.m-name a:hover{border-color:#9A7433;color:#7A4E12}
.m-name small{display:block;font-family:var(--mono);font-size:11px;font-weight:400;color:#6B7280;letter-spacing:.06em;margin-top:4px}
.m-what{font-size:15px}
.m-what span{display:block;color:#6B7280;font-size:13px;margin-top:4px}
.st-chip{justify-self:end;font-family:var(--mono);font-size:11px;letter-spacing:.06em;border-radius:999px;padding:4px 10px;border:1px solid currentColor;white-space:nowrap}
.st-kodda{color:#0E7C70}.st-deney{color:#B4471F}.st-prototip{color:#3159A8}.st-fikir{color:#6B7280}.st-planli{color:#8A6420}.st-kuruluyor{color:#5B4DB0}

/* ---------- omurga */
.hull-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:20px;margin-top:44px;align-items:start}
#hull{width:100%;height:auto}
#hull .bay{cursor:pointer}
#hull .bay rect{fill:rgba(156,198,255,.06);stroke:var(--line);transition:fill .25s}
#hull .bay:hover rect,#hull .bay.sel rect,#hull .bay:focus-visible rect{fill:rgba(156,198,255,.2);stroke:var(--core)}
#hull .bay:focus{outline:none}
#hull .bay text{font-family:var(--sans);font-size:15px;font-weight:600;fill:var(--sea)}
#hull .bay text.n{font-family:var(--mono);font-size:11px;font-weight:400;fill:var(--muted)}
.bc-rule{font-family:var(--mono);font-size:12px !important;color:var(--core) !important}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:40px}
.principles div{border-top:1px solid var(--line);padding-top:14px}
.principles b{display:block;font-family:var(--serif);font-weight:500;font-size:20px;margin-bottom:6px}
.principles span{color:var(--muted);font-size:15px}

/* ---------- kural */
.rule{background:var(--ink);overflow:hidden}
.rule::before{content:"";position:absolute;inset:0;background:repeating-linear-gradient(-45deg,transparent 0 22px,rgba(201,161,91,.035) 22px 23px);pointer-events:none}
.big-rule{font-family:var(--serif);font-weight:300;font-size:clamp(40px,7vw,104px);line-height:1;letter-spacing:-.03em;margin:0;max-width:13em}
.strike{position:relative;font-style:italic;color:var(--eglence);white-space:nowrap}
.strike::after{content:"";position:absolute;left:-2%;right:-2%;top:55%;height:.07em;background:var(--eglence);transform:scaleX(0);transform-origin:left;transition:transform 1s .4s cubic-bezier(.2,.7,.1,1)}
.big-rule.in .strike::after{transform:scaleX(1)}
.shelf{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:60px}
.stamp{position:relative;border:1.5px solid rgba(255,107,74,.6);border-radius:6px;padding:20px 20px 46px;transform:rotate(-1.5deg)}
.stamp:nth-child(2){transform:rotate(1.2deg)}
.stamp b{font-family:var(--mono);font-size:15px;letter-spacing:.14em;display:block;margin-bottom:8px}
.stamp span{color:var(--muted);font-size:15px}
.stamp i{position:absolute;right:14px;bottom:12px;font-style:normal;font-family:var(--mono);font-size:12px;letter-spacing:.2em;color:var(--eglence);border:2px solid var(--eglence);padding:3px 8px;transform:rotate(-6deg)}
.stamp.ok{border-color:rgba(63,208,190,.6);transform:rotate(.6deg)}
.stamp.ok i{color:var(--urun);border-color:var(--urun)}

/* ---------- seyir defteri */
.logbook{list-style:none;padding:0;margin:48px 0 0;border-left:2px solid var(--paper-ink)}
.logbook li{display:grid;grid-template-columns:120px 70px minmax(0,1fr);gap:16px;align-items:baseline;padding:16px 0 16px 22px;position:relative;border-bottom:1px dashed var(--paper-line)}
.logbook li::before{content:"";position:absolute;left:-7px;top:24px;width:12px;height:12px;border-radius:50%;background:var(--paper);border:2px solid var(--paper-ink)}
.logbook li.in::before{background:var(--brass);border-color:#9A7433;transition:background .4s}
.logbook time{font-family:var(--mono);font-size:12px;color:#6B7280}
.logbook b{font-family:var(--serif);font-size:22px;font-weight:600;color:#9A7433}

/* ---------- liman */
.harbor{background:var(--ink-2);padding:90px 0 120px;border-top:1px solid var(--line)}
.bye{font-family:var(--serif);font-style:italic;font-weight:300;font-size:clamp(48px,9vw,130px);margin:0 0 40px;color:var(--brass);letter-spacing:-.03em}
.harbor-row{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.harbor-row p{margin:0 0 10px;color:var(--muted)}
.btn{display:inline-block;border:1px solid var(--brass);color:var(--brass);border-radius:999px;padding:8px 16px;text-decoration:none;font-size:14px}
.btn[aria-disabled="true"]{opacity:.55;pointer-events:none}

/* ---------- dar ekran */
@media (max-width:980px){
  .arms{grid-template-columns:repeat(2,1fr)}
  .chart,.hull-wrap{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:1320px){.rail,.hud{display:none}}
@media (max-width:640px){
  body{font-size:16px}
  .top-links a:not(:last-child){display:none}
  .hero-hint{display:none}
  .arms,.principles,.shelf,.harbor-row{grid-template-columns:minmax(0,1fr)}
  .manifest li{grid-template-columns:36px minmax(0,1fr);gap:6px 12px}
  .m-what{grid-column:2}.st-chip{grid-column:2;justify-self:start}
  .logbook li{grid-template-columns:minmax(0,1fr);gap:2px}
  .chart-box{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 calc(-1 * var(--gut));padding:0 var(--gut)}
  #chart{min-width:720px}
  .chart-swipe{display:block}
  .strike{white-space:normal}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none !important;transition:none !important}
  .reveal,.js .hero-title .word{opacity:1;transform:none}
}