*{margin:0;padding:0;box-sizing:border-box}
        :root{
            --bg:#fff;--text:#333;--muted:#999;--light:#b5b5b5;--line:#e5e5e5;--dark:#1a1a1a;
            --blue:#2a6cb6;--blue-bg:#f0f5fb;
            --teal:#1a7a5a;--teal-bg:#edf7f2;
            --amber:#8a5a10;--amber-bg:#fdf5e6;
            --coral:#a04020;--coral-bg:#fdf0eb;
            --purple:#6b46a8;--purple-bg:#f4f0fa;
            --slate:#445566;--slate-bg:#f0f2f5;
        }
        ::selection{background:#d5d5d5;color:var(--dark)}
        html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
        body{font-family:'Source Serif 4',Georgia,serif;background:var(--bg);color:var(--text);line-height:1.75;font-size:17px;-webkit-font-smoothing:antialiased}

        .layout{display:flex;min-height:100vh;max-width:1060px;margin:0 auto;padding:56px 32px 56px 0}
        nav{position:sticky;top:56px;align-self:flex-start;min-width:150px;padding:0 36px 0 32px;text-align:right}
        nav a{display:block;font-family:'Inter',sans-serif;font-size:14px;font-weight:400;color:var(--muted);text-decoration:none;padding:4px 0;transition:color .2s}
        nav a:hover{color:var(--dark)}
        nav a.active{color:var(--dark);font-weight:500;text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px}
        .nav-sep{height:1px;background:var(--line);margin:10px 0}
        .nav-back{color:var(--light) !important;font-size:13px !important}
        .nav-back:hover{color:var(--dark) !important}
        .divider{width:1px;background:var(--line);flex-shrink:0}
        main{flex:1;padding-left:48px;max-width:680px}

        .page-label{font-family:'Inter',sans-serif;font-size:13px;color:var(--light);margin-bottom:2px}
        .page-name{font-size:20px;font-weight:400;color:var(--dark);margin-bottom:40px}

        section{margin-bottom:52px;scroll-margin-top:40px}
        section h2{font-size:17px;font-weight:700;color:var(--dark);margin-bottom:14px;text-transform:lowercase}
        section p{margin-bottom:10px}
        section p:last-child{margin-bottom:0}

        strong{font-weight:600;color:var(--dark)}
        em{font-style:italic}
        .note{border-left:3px solid var(--blue);padding:10px 16px;margin:16px 0;font-size:15px;background:var(--blue-bg);color:var(--blue)}
        .note-teal{border-left:3px solid var(--teal);padding:10px 16px;margin:16px 0;font-size:15px;background:var(--teal-bg);color:var(--teal)}
        .note-amber{border-left:3px solid var(--amber);padding:10px 16px;margin:16px 0;font-size:15px;background:var(--amber-bg);color:var(--amber)}

        /* ══════════════════════════════════════════
           MÜŞTERİ KARŞILAŞTIRMA — Seçim simülatörü
        ══════════════════════════════════════════ */

        .customer-selector{margin:24px 0}
        .cs-intro{font-family:'Inter',sans-serif;font-size:12px;color:var(--muted);margin-bottom:14px;line-height:1.6}

        /* Senaryo seçici */
        .scenario-pills{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:16px}
        .scenario-pill{
            font-family:'Inter',sans-serif;font-size:10px;font-weight:500;
            padding:5px 12px;border:1px solid var(--line);cursor:pointer;
            transition:all .15s;background:#fff;color:var(--muted);
        }
        .scenario-pill:hover{border-color:var(--muted);color:var(--dark)}
        .scenario-pill.active{background:var(--dark);color:#fff;border-color:var(--dark)}

        /* Müşteri karşılaştırma kartları */
        .customer-cards{
            display:grid;grid-template-columns:1fr 1fr;
            gap:8px;margin-bottom:14px;
        }
        .customer-card{
            border:2px solid var(--line);padding:16px;
            transition:all .2s;cursor:pointer;
        }
        .customer-card:hover{border-color:var(--muted)}
        .customer-card.winner{border-color:var(--teal);background:var(--teal-bg)}
        .customer-card.loser{border-color:var(--line);opacity:.75}

        .cc-header{display:flex;align-items:center;gap:8px;margin-bottom:12px;padding-bottom:10px;border-bottom:1px solid var(--line)}
        .cc-icon{font-size:18px}
        .cc-name{font-family:'Inter',sans-serif;font-size:13px;font-weight:600;color:var(--dark)}
        .cc-verdict{
            font-family:'Inter',sans-serif;font-size:9px;font-weight:600;
            text-transform:uppercase;letter-spacing:.07em;
            padding:2px 8px;border:1px solid currentColor;margin-left:auto;flex-shrink:0;
        }

        .cc-rows{}
        .cc-row{display:flex;justify-content:space-between;padding:4px 0;border-bottom:1px solid #f5f5f5;font-family:'Inter',sans-serif;font-size:11px}
        .cc-row:last-child{border-bottom:none}
        .cc-key{color:var(--muted)}
        .cc-val{font-weight:500;color:var(--dark);text-align:right}
        .cc-val.good{color:var(--teal)}
        .cc-val.bad{color:var(--coral)}
        .cc-val.neutral{color:var(--amber)}

        .cc-score{
            margin-top:12px;padding:10px;
            text-align:center;border:1px solid var(--line);
            background:#fafafa;
        }
        .cs-label{font-family:'Inter',sans-serif;font-size:9px;font-weight:600;text-transform:uppercase;letter-spacing:.08em;color:var(--light);margin-bottom:4px}
        .cs-val{font-family:'Source Serif 4',serif;font-size:22px;font-weight:600;line-height:1.1}
        .cs-sub{font-family:'Inter',sans-serif;font-size:10px;color:var(--muted);margin-top:2px}

        /* Decision panel */
        .decision-panel{
            border:1px solid var(--line);padding:14px 16px;
            background:#fafafa;
        }
        .dp-title{font-family:'Inter',sans-serif;font-size:11px;font-weight:600;color:var(--dark);margin-bottom:6px}
        .dp-text{font-family:'Inter',sans-serif;font-size:12px;color:var(--text);line-height:1.6}

        /* ══════════════════════════════════════════
           5 TERCİH FAKTÖRÜ
        ══════════════════════════════════════════ */

        .factor-list{margin:20px 0}
        .factor-item{
            border:1px solid var(--line);margin-bottom:6px;
            display:grid;grid-template-columns:48px 1fr;overflow:hidden;
        }
        .factor-num{
            background:#fafafa;border-right:1px solid var(--line);
            display:flex;align-items:center;justify-content:center;
            font-family:'Source Serif 4',serif;font-size:22px;font-weight:600;
            color:var(--light);
        }
        .factor-body{padding:13px 14px}
        .fb-title{font-family:'Inter',sans-serif;font-size:12px;font-weight:600;color:var(--dark);margin-bottom:4px}
        .fb-text{font-family:'Inter',sans-serif;font-size:12px;color:var(--muted);line-height:1.6}
        .fb-example{
            margin-top:7px;font-family:'Inter',sans-serif;font-size:11px;
            color:var(--text);border-left:2px solid var(--line);padding-left:8px;
            line-height:1.55;
        }

        /* ══════════════════════════════════════════
           ÜRÜN TERCİHİ MATRİSİ
        ══════════════════════════════════════════ */

        .product-matrix{
            width:100%;border:1px solid var(--line);border-collapse:collapse;margin:18px 0;
        }
        .pm-th{
            font-family:'Inter',sans-serif;font-size:9px;font-weight:600;
            text-transform:uppercase;letter-spacing:.07em;color:var(--light);
            background:#fafafa;padding:9px 10px;border:1px solid var(--line);text-align:left;
        }
        .pm-td{padding:9px 10px;border:1px solid var(--line);font-family:'Inter',sans-serif;font-size:11px}
        tr:hover .pm-td{background:#fafafa}
        .pm-product{font-weight:600;color:var(--dark)}
        .pm-good{color:var(--teal);font-weight:600}
        .pm-med{color:var(--amber);font-weight:600}
        .pm-bad{color:var(--coral);font-weight:600}

        /* ══════════════════════════════════════════
           SERİ ÖZET — Blok kapanış
        ══════════════════════════════════════════ */

        .series-summary{margin:28px 0}
        .ss-header{
            font-family:'Inter',sans-serif;font-size:9px;font-weight:600;
            text-transform:uppercase;letter-spacing:.09em;color:var(--light);
            margin-bottom:14px;padding-bottom:8px;border-bottom:1px solid var(--line);
        }
        .ss-blocks{display:grid;grid-template-columns:1fr 1fr 1fr;gap:8px}
        .ss-block{border:1px solid var(--line);padding:14px 14px}
        .ssb-num{font-family:'Source Serif 4',serif;font-size:13px;font-weight:600;color:var(--light);margin-bottom:6px}
        .ssb-title{font-family:'Inter',sans-serif;font-size:11px;font-weight:600;color:var(--dark);margin-bottom:5px}
        .ssb-pages{font-family:'Inter',sans-serif;font-size:10px;color:var(--muted);line-height:1.6}

        /* PAGE NAV */
        .page-nav{display:flex;gap:12px;margin-top:36px}
        .page-nav-link{flex:1;border:1px solid var(--line);padding:14px 18px;text-decoration:none;transition:border-color .2s;display:flex;align-items:center}
        .page-nav-link:hover{border-color:var(--dark)}
        .page-nav-link.prev{justify-content:flex-start;gap:12px}
        .page-nav-link.next{justify-content:flex-end;gap:12px;text-align:right}
        .pnl-meta{flex:1}
        .pnl-label{font-family:'Inter',sans-serif;font-size:10px;color:var(--light);text-transform:uppercase;letter-spacing:.06em;margin-bottom:3px}
        .pnl-title{font-family:'Inter',sans-serif;font-size:13px;color:var(--dark)}
        .pnl-arrow{font-size:18px;color:var(--muted);flex-shrink:0}
        .footer{margin-top:44px;padding-top:18px;border-top:1px solid var(--line);font-family:'Inter',sans-serif;font-size:12px;color:var(--light)}

        @media(max-width:768px){
            .layout{flex-direction:column;padding:28px 20px}
            nav{position:static;text-align:left;min-width:auto;padding:0 0 24px 0;display:flex;flex-wrap:wrap;gap:3px 14px}
            nav a{display:inline}
            .divider{width:100%;height:1px}
            main{padding-left:0;padding-top:28px;max-width:100%}
            .customer-cards,.ss-blocks{grid-template-columns:1fr}
        }
    
        .skip-link{position:fixed;left:12px;top:12px;z-index:1000;padding:8px 12px;background:var(--dark);color:#fff;font-family:'Inter',sans-serif;font-size:12px;transform:translateY(-160%);transition:transform .15s}
        .skip-link:focus{transform:translateY(0)}
        :focus-visible{outline:3px solid var(--blue);outline-offset:3px}
        .review-strip{display:flex;flex-wrap:wrap;gap:7px 16px;margin:0 0 30px;padding:10px 12px;border:1px solid var(--line);background:#fafafa;font-family:'Inter',sans-serif;font-size:11px;line-height:1.5;color:var(--muted)}
        .review-strip strong{color:var(--dark)}
        .source-box{margin:46px 0 0;padding-top:18px;border-top:1px solid var(--line)}
        .source-box h2{font-size:15px;border:0;padding:0;margin-bottom:8px;text-transform:none}
        .source-box p{font-family:'Inter',sans-serif;font-size:11px;color:var(--muted);margin-bottom:9px}
        .source-box ul{display:flex;flex-wrap:wrap;gap:7px 16px;list-style:none}
        .source-box a{font-family:'Inter',sans-serif;font-size:11px;color:var(--blue);text-underline-offset:3px}
        [role="button"]{touch-action:manipulation}
        [aria-live="polite"]{contain:content}
        @media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
        @media(max-width:768px){
            nav{padding-bottom:12px!important;border-bottom:1px solid var(--line)}
            nav .nav-sep{display:none!important}
            nav a{display:none!important}
            nav a[href="../index.html"],nav a[href="dsroadmap2.html"],nav a.nav-back,nav a.active{display:inline-block!important}
            table{width:100%;table-layout:fixed;font-size:11px}
            th,td{padding:7px 5px!important;overflow-wrap:anywhere;word-break:normal}
            .page-nav{flex-direction:column}
            .review-strip{margin-bottom:24px}
        }