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h3{font-size:14px;font-weight:500;color:#f8ebe0}.guide-body article{border-top:1px solid #503b2a;padding:10px 0}.guide-body code{display:block;white-space:normal;font:11px var(--mono);line-height:1.9;padding:12px;background:#1d130c;border:1px solid #6d4e34;border-radius:5px;color:#ffe1c8}.guide-body b{font-weight:550;color:#f3e2d4}.sources a{display:block;padding:6px 0;font-size:11px;color:#f8ddc7}.mobile-nav{display:none}#toast{position:fixed;z-index:40;bottom:25px;left:50%;transform:translateX(-50%);max-width:90%;background:#4d3420;border:1px solid #be9573;color:#fff0e4;box-shadow:0 5px 25px #0008;padding:13px 20px;border-radius:7px;font-size:12px;line-height:1.6}
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@media(max-width:1150px){.shell{padding:0 30px}.header-inner{padding:0 30px;gap:30px}.desktop-nav{margin-left:10px;gap:22px}.header-actions{gap:15px}.hero{min-height:300px;gap:0}.hero h1{font-size:41px}.hero h1 em{font-size:49px}.hero-copy>p{font-size:11px}.eyebrow{font-size:8px;gap:8px}.hero-meta{gap:13px;font-size:8px}.workspace-grid{grid-template-columns:285px minmax(0,1fr);gap:17px}.parameters{padding:18px}.chart-panel{padding:21px 19px 17px}.chart-head{gap:10px}.chart-head h2{font-size:15px;line-height:1.5}.segmented button{font-size:8px;padding:6px}.stat{padding:0 16px}.stat strong{font-size:25px}.stat-icon{right:15px}.stat .sub{font-size:8px}.scenario-summary strong{font-size:30px}.scenario-roi{font-size:9px}.result-line{gap:8px}.scenario-controls{gap:20px}.heat-panel{padding:20px 17px 14px}.chart-axis-label{display:none!important}.position-card{grid-template-columns:1fr 1fr}.position-actions{grid-column:1/-1;justify-content:end}.chart-container{min-height:150px}}
@media(max-width:900px){.header-inner{gap:20px}.desktop-nav{gap:19px}.manual{font-size:9px}.header-actions{gap:12px}.hero{grid-template-columns:1.15fr 1fr;min-height:280px}.hero h1{font-size:37px}.hero h1 em{font-size:45px}.hero-meta span+span{display:none}.hero .eyebrow{letter-spacing:1px;font-size:7px;gap:6px}.hero .eyebrow-line{width:10px}.orbital{margin-right:-20px}.orbit-coordinate{display:none}.workspace-grid{grid-template-columns:255px minmax(0,1fr);gap:14px}.parameters{padding:15px}.stat{padding:0 14px}.stat strong{font-size:22px}.stat-icon{display:none}.stat-label{font-size:9px}.stat strong small{font-size:11px}.chart-head{flex-wrap:wrap}.scenario-controls{grid-template-columns:1fr;gap:21px}.chart-container{min-height:130px}.chart-legend{font-size:8px;gap:14px}.scenario-summary strong{font-size:26px}.scenario-price b{font-size:12px}.result-line{gap:6px}.scenario-roi{font-size:8px}.stat .sub{font-size:7px}.workspace-label{font-size:8px}.heat-footer>span:last-child{display:none}.heat-panel{padding:19px 13px 14px}td{font-size:9px;padding:11px 3px}.bottom-note{flex-wrap:wrap}.bottom-note button{margin-left:23px}.page-heading{flex-wrap:wrap}.page-heading h1{font-size:35px}.page-heading h1 em{font-size:43px}footer>div>span{display:none}.field input,.field select{font-size:10px}}
@media(max-width:700px){body{padding-bottom:79px}.shell{padding:0 18px}.topbar{height:65px}.header-inner{padding:0 18px;gap:10px}.brand-symbol{width:28px;height:28px}.wordmark{gap:7px}.wordmark b{font-size:23px}.wordmark>i{margin:0 3px 0 6px;height:16px}.wordmark small{font-size:8px;letter-spacing:2px}.desktop-nav{display:none}.header-actions{gap:12px}.manual{font-size:8px}.avatar{display:none}.header-actions .icon-btn{width:24px}.hero{display:block;padding:32px 0 25px;min-height:0;overflow:hidden}.hero-copy{position:relative;z-index:2}.hero .eyebrow{font-size:7px;letter-spacing:1px}.hero .eyebrow-line{width:15px}.hero h1{font-size:40px;margin:23px 0 13px}.hero h1 em{font-size:49px}.hero-copy>p{max-width:240px;font-size:11px;line-height:1.9}.hero-meta{font-size:8px;margin-top:23px}.orbital{position:absolute;width:285px;right:-130px;top:55px;opacity:.5;pointer-events:none;z-index:0}.orbital svg{overflow:visible}.orbit-coordinate{display:none}.orbital 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h2{font-size:18px}.guide-body{padding:6px 20px 20px}.guide-body p{font-size:11px}.guide-body code{font-size:10px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* OLED / Black hole edition */
:root{--bg:#000;--panel:#000;--line:#30251d;--muted:#b4a18f;--subtle:#8d7868;--text:#f9f2e9;--accent:#ff9d45;--blue:#ffc68e;--green:#ffcc82;--red:#f38f94}
html{background:#000;scroll-behavior:smooth;scroll-padding-top:24px}body{background:#000}body>.starfield{opacity:.28;max-height:1000px}.ambient-glow{display:none}.topbar{background:#000;border-color:#241b15}.header-inner{height:100%}.brand-symbol svg{stroke:#f3a463}.brand-symbol circle{fill:#ffad61}.manual{color:#bca18b}.manual i{background:#ff9d45;box-shadow:0 0 12px #ff721066}.desktop-nav button.active:after{background:#ff9d45}.avatar{background:#080502;border-color:#46311f;color:#d3b89c}.hero{min-height:650px;display:flex;align-items:center;position:relative;padding:64px 0 100px;isolation:isolate}.hero:after{content:'';position:absolute;z-index:1;pointer-events:none;inset:0;background:linear-gradient(90deg,#000 0%,#000c 24%,transparent 53%)}.hero-copy{position:relative;z-index:2;max-width:58%;padding-bottom:13px}.hero .eyebrow{font-size:8px;letter-spacing:2px;color:#b68f6e;gap:12px}.edition-dot{width:5px;height:5px;background:#ff9d45;border-radius:50%;box-shadow:0 0 12px #ff7e27}.hero .eyebrow-line{background:#d4864b;width:23px}.hero h1{font:500 77px Manrope,var(--font);line-height:1.03;letter-spacing:-3px;margin:30px 0 23px;color:#faf5ec}.hero h1 em{font:italic 88px 'Instrument Serif',Georgia,serif;letter-spacing:-2.5px;color:#ffb16c;text-shadow:0 0 40px #ff681724}.hero-copy>p{font-size:13px;color:#a99787;line-height:1.9;max-width:430px}.hero-cta{display:flex;align-items:center;gap:26px;margin-top:30px}.hero-cta .primary{height:45px;padding:0 17px;font-size:11px;min-width:173px;background:linear-gradient(120deg,#ffd091,#ff9b42);border-color:#ffc183;box-shadow:0 0 24px #ff751318}.hero-cta .primary span{font-size:17px;margin-left:15px}.hero-model{background:none;border:0;font-size:11px;color:#c8b8a8;display:flex;gap:12px;padding:10px 0}.hero-model:hover{color:#ffd3a7}.hero-meta{margin-top:28px;gap:19px;font:8px var(--mono);letter-spacing:1px;color:#8b7664}.hero-meta i{background:#ff9f51;box-shadow:0 0 8px #ff943d55}.hero-meta span+span{font:10px var(--font);color:#8d7d70;letter-spacing:0}.blackhole{position:absolute;z-index:0;pointer-events:none;top:-35px;right:-135px;width:1010px;max-width:none}.blackhole img{width:100%;height:auto;display:block;animation:hole-breathe 11s ease-in-out infinite alternate}@keyframes hole-breathe{from{filter:brightness(.93)}to{filter:brightness(1.12)}}.hero-bottom{position:absolute;bottom:29px;left:0;right:0;display:flex;align-items:center;justify-content:space-between;gap:15px;z-index:3;font:8px var(--mono);letter-spacing:1.4px;color:#806752}.hero-bottom>span{display:flex;align-items:center;gap:10px}.hero-scroll{color:#dcb088!important;font-size:15px}.hero-scroll span{font-size:7px;letter-spacing:2px}.hero-bottom i{font-style:normal;color:#d3874c}.hero-oled i{width:5px;height:5px;background:#ffad60;border-radius:50%;box-shadow:0 0 7px #ff872750}.workspace{padding-top:3px}.workspace-bar{border-color:#382b20}.instrument-tabs button.active:after{background:#ffac63;box-shadow:0 0 13px #ff8f3c55}.tab-number{color:#9a775b!important}.active .tab-indicator{background:#ffb570;box-shadow:0 0 9px #ff943d66}.workspace-label{color:#a88b75}.workspace-label i{background:#ffb06b}.stats{border-color:#30251e}.stat{border-color:#30251e}.stat strong{color:#f5e9db}.stat.risk strong{color:#eccbaa}.stat-label{color:#b19a86}.stat .sub{color:#9a816c}.stat-icon{color:#a37a57}.panel,.chart-panel{background:#000;border-color:#35271d;box-shadow:0 0 0 1px #ff9b3e03,inset 0 1px #ffaf620a}.parameters{background:linear-gradient(145deg,#10090333,transparent 50%),#000}.chart-panel{background:radial-gradient(ellipse at 70% 0,#43210a22,transparent 60%),#000}.section-kicker{color:#b58662}.example-label{color:#a38a76;border-color:#2d2219}.example-label i{background:#e18b45}.field>span,.field-label{color:#bca18b}.field input,.field select{background:#000;border-color:#3b2b20;color:#f2e3d4}.field input:hover,.field select:hover{border-color:#b87542}.field input:disabled{color:#94785f;border-color:#2a211b}.form-section,details{border-color:#302318}.form-hint{color:#a58b75}.side-select{background:#000;border-color:#3b2b20}.side-select button{color:#a1846a}.side-select button.active,.side-select button.active.long{background:#3a220d;color:#ffcc95}.side-select button.active.put,.side-select button.active.short{background:#30201d;color:#eeb7a6}.model-caption{background:#160e06;border-color:#503017;color:#e2b58b}.primary{background:#ffb46e;border-color:#ffc58e;color:#271304}.primary:hover{background:#ffd1a0}.secondary,.mobile-edit{background:#0c0703;border-color:#654025;color:#e6c4a2}.secondary:hover,.mobile-edit:hover{background:#281407}.icon-btn,.text-btn{color:#c49a76}.icon-btn:hover{background:#251508;color:#ffd3a6}.segmented{background:#000;border-color:#4a301e}.segmented button{color:#a08065}.segmented button.active{background:#39200d;color:#ffd6ad}.scenario-summary>div>span:first-child{color:#b89c84}.scenario-price b{color:#edcfb0}.scenario-summary strong{font-size:39px;text-shadow:0 0 30px #ff9d4510}.scenario-roi{background:#271a0b;border-color:#6e461f;color:#ffd18b}.scenario-roi.negative{background:#291518;border-color:#643336}.chart-toolbar{display:flex;align-items:center;gap:16px;margin-top:21px;padding-top:17px;border-top:1px solid #2d2017}.view-tabs{display:flex;align-items:center;gap:15px}.view-tabs button{border:0;background:none;padding:3px 0;font-size:10px;color:#96775f;display:flex;align-items:center;gap:6px}.view-tabs button span{font-size:17px;line-height:1}.view-tabs button.active{color:#ffc28a}.view-tabs button.active span{text-shadow:0 0 13px #ff8f3c77}.chart-live-indicator{margin-left:auto;font:7px var(--mono);letter-spacing:1.4px;display:flex;align-items:center;gap:5px;color:#9c7758}.chart-live-indicator i{height:4px;width:4px;border-radius:50%;background:#d18c56}.chart-toolbar #reset-surface{font-size:9px;margin-left:auto}.chart-toolbar:has(#reset-surface:not([hidden])) .chart-live-indicator{display:none}.scenario-summary{margin-top:22px}.chart-container{margin-top:19px;min-height:225px}.chart-container svg{height:auto;max-height:none}.chart-glow-line{filter:url(#curve-glow)}.chart-crosshair{pointer-events:none}.chart-tooltip{background:#150b03;border-color:#a65d25;color:#ffe4c7;box-shadow:0 4px 25px #000c,0 0 20px #ff8e2710}.chart-legend{color:#bb9675;gap:18px;margin-top:8px}.legend-line{background:#ff9e45;box-shadow:0 0 9px #ff8c2c77;width:17px}.legend-line.muted{border-color:#96775f;box-shadow:none}.legend-line.expiry{background:none;box-shadow:none;height:0;border-top:2px dotted #ffe3bb}.chart-axis-label{color:#95704e!important}.scenario-controls,.vol-control{border-color:#302217}.range-label label,.vol-control label{color:#cfad8f}.range-label output,.vol-control output{color:#ffc58e}input[type=range]{background:#51311a;accent-color:#ffc788}input[type=range]::-webkit-slider-thumb{background:#ffd3a3;border-color:#ffaf68;box-shadow:0 0 0 4px #ff9c4510,0 0 13px #ff9b3e44}input[type=range]::-moz-range-thumb{background:#ffd3a3}.time-chips button,.time-chips input{background:#000;border-color:#53351f;color:#b29275}.time-chips button.active{background:#402510;border-color:#b36e35;color:#ffe0bd}.model-note{background:#130c05;border-color:#462c17;color:#c5a585}.model-note.caution{background:#1a1005;border-color:#60401b;color:#dec18c}.heat-panel{background:#000}.panel-heading p{color:#a68b73}th{color:#ad8b6d}td.gain{background:#251709;color:#ffd29d}td.loss{background:#241316;color:#de9da3}td.flat{background:#15100b;color:#b7a089}td:hover,td.selected{border-color:#ffad67;box-shadow:0 0 12px #ff9b3e0b}.heat-footer{color:#a48569}.surface-container{position:relative;height:400px;margin-top:15px;background:#000;border:1px solid #332316;border-radius:6px;overflow:hidden}.surface-container canvas{width:100%;height:100%;display:block;touch-action:none;outline-offset:-3px;cursor:grab}.surface-container canvas:active{cursor:grabbing}.surface-container canvas:focus-visible{outline:1px solid #c47b3e}.surface-hint{position:absolute;bottom:9px;left:0;right:0;text-align:center;pointer-events:none;font-size:8px;color:#b38a65;background:linear-gradient(transparent,#000c);padding:10px 5px 2px}.surface-hint span{padding:0 8px;color:#75491f}.surface-caption{font-size:9px;color:#ba9676;margin:12px 0 19px;line-height:1.7}.surface-container.invalid canvas{opacity:0}.surface-container.invalid:after{content:'Geçerli parametreler girildiğinde hesaplanır.';position:absolute;inset:45% 15px auto;text-align:center;font-size:12px;color:#c4a080}.mobile-nav{background:#090502f0;border-color:#54331d}.mobile-nav button{color:#b29279}.mobile-nav button.active{background:#3c230f;color:#ffdbb7}.portfolio-info,.position-card,.empty-state,.portfolio-totals{background:#000;border-color:#5c3b24}.portfolio-info{color:#c2a388}.portfolio-totals{background:#160d05;color:#e2b98e}.empty-state p,.position-card p,.position-numbers small{color:#a98a6f}.page-heading .eyebrow{color:#b98b62}.page-heading h1 em{color:#ffb16c}.guide-body,.dialog-head{background:#000}.dialog-head{border-color:#54341b}.guide-body p{color:#bfa58e}.guide-body code{background:#130b04;border-color:#604023;color:#f1c396}.guide-body b,.sources a{color:#ffd3a8}dialog{background:#000;border-color:#82512e}.guide-body article{border-color:#3c291a}.bottom-note{color:#a18368}.bottom-note button,footer>div>a{color:#d3af8c}footer{border-color:#312217}#toast{background:#201005;border-color:#b36c31;color:#ffe0bc}
@media(min-width:1550px){.hero{min-height:710px}.hero h1{font-size:87px}.hero h1 em{font-size:100px}.blackhole{width:1150px;top:-50px;right:-120px}}
@media(max-width:1150px){.hero{min-height:600px}.hero h1{font-size:66px}.hero h1 em{font-size:79px}.blackhole{width:910px;top:-10px;right:-175px}.hero-copy{max-width:63%}.hero-copy>p{font-size:12px}.hero-meta{gap:12px}.hero-meta span+span{font-size:9px}.hero-bottom{font-size:7px}.surface-container{height:370px}.chart-live-indicator{font-size:6px}.scenario-summary strong{font-size:33px}}
@media(max-width:900px){.hero{min-height:560px}.hero h1{font-size:57px}.hero h1 em{font-size:70px}.blackhole{width:810px;right:-210px;top:20px}.hero-copy{max-width:68%}.hero-meta span+span{display:none}.hero-oled{display:none!important}.scenario-summary strong{font-size:28px}.surface-container{height:340px}.chart-live-indicator{display:none}.chart-legend{gap:10px;font-size:8px}.view-tabs{gap:12px}.hero .eyebrow{letter-spacing:1.5px;font-size:7px}.chart-container{min-height:150px}}
@media(max-width:700px){.hero{min-height:810px;align-items:flex-start;padding:45px 0 74px;overflow:hidden;margin:0 -18px;padding-left:18px;padding-right:18px}.hero:after{background:linear-gradient(180deg,#0000 38%,transparent 70%,#000 95%)}.hero-copy{max-width:100%;padding:0}.hero .eyebrow{font-size:7px;letter-spacing:1.3px;gap:9px}.hero h1{font-size:52px;line-height:1.05;letter-spacing:-2px;margin:27px 0 18px}.hero h1 em{font-size:66px;letter-spacing:-1.9px}.hero-copy>p{max-width:330px;font-size:11px;line-height:1.85}.hero-cta{margin-top:24px;gap:24px}.hero-cta .primary{height:42px;min-width:160px;font-size:10px}.hero-model{font-size:10px}.hero-meta{margin-top:23px;font-size:7px}.blackhole{top:279px;right:-152px;width:720px;opacity:1}.hero-bottom{bottom:22px;left:18px;right:18px;font-size:6px;letter-spacing:1px;gap:10px}.hero-scroll{font-size:13px}.hero-scroll span{font-size:6px;letter-spacing:1.5px}.stat:nth-child(3){border-color:#35271d}.chart-toolbar{margin-top:17px;padding-top:15px}.view-tabs button{font-size:10px}.view-tabs button span{font-size:17px}.chart-head{flex-wrap:wrap}.chart-head h2{font-size:15px}.scenario-summary strong{font-size:29px}.scenario-summary{margin-top:24px}.chart-container{min-height:120px;margin-top:18px}.chart-legend{font-size:8px;gap:12px;flex-wrap:wrap;margin-top:8px}.chart-legend .chart-axis-label{display:none!important}.surface-container{height:320px;margin:17px -5px 0}.surface-hint{font-size:7px;padding-bottom:4px}.surface-hint span{padding:0 3px}.surface-caption{font-size:9px;margin-bottom:18px}.chart-panel{padding-left:16px;padding-right:16px}.scenario-controls{gap:23px}.model-note{font-size:9px}.hero-oled{display:none}.header-actions .manual{font-size:8px}.starfield{background-size:370px 410px!important}}
@media(max-width:360px){.hero h1{font-size:47px}.hero h1 em{font-size:60px}.hero{min-height:790px}.blackhole{width:680px;right:-165px;top:300px}.hero-cta{gap:15px}.hero-copy>p{font-size:10px}.hero .eyebrow{font-size:6px}.hero-bottom>span:nth-child(2){display:none}}
html,body{overflow-x:hidden}.chart-tooltip>div{margin:3px 0;color:#b59679}.chart-tooltip .tooltip-change{color:#f8dcc0;font-size:10px;margin-bottom:8px}.chart-tooltip .tooltip-selected{color:#ffc38b}.surface-container.invalid canvas{pointer-events:none}.scenario-halo{animation:scenario-pulse 3s ease-in-out infinite}@keyframes scenario-pulse{50%{fill-opacity:.24}}@media(prefers-reduced-motion:reduce){.scenario-halo{animation:none}}