/* ============================================================
   Online Koçunuz — Ders Takip Çizelgesi (Soru Takip)
   Kaynak: design_system/standalone/ders-takip-cizelgesi.html (snapshot)
   Tümü .okt-ders-takip altına scope'landı (global çakışma önleme).
   Token'lar globalde (style.css): var(--primary-500) vb.
   ============================================================ */

.okt-ders-takip .num { font-variant-numeric:tabular-nums; font-feature-settings:"tnum"; }
.okt-ders-takip .container { max-width:1200px; margin:0 auto; padding:0 24px; }
.okt-ders-takip .lead { font-size:1.125rem; line-height:1.5; color:var(--fg-muted); }
.okt-ders-takip .display-md { font-size:clamp(28px,4vw,40px); font-weight:800; line-height:1.12; letter-spacing:-0.02em; }
.okt-ders-takip .grad-text {
  background:linear-gradient(90deg,var(--primary-500),var(--accent-700));
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
}

/* ---- snapshot grid + kartlar ---- */
.okt-ders-takip .t2-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,340px);gap:36px;align-items:flex-start}
@media (max-width:960px){.okt-ders-takip .t2-grid{grid-template-columns:1fr}}
.okt-ders-takip .t2-side{display:flex;flex-direction:column;gap:14px;position:sticky;top:88px;align-self:start}
@media (max-width:960px){.okt-ders-takip .t2-side{position:relative;top:0}}
@keyframes okt-dt-marquee-up{from{transform:translateY(0)}to{transform:translateY(-50%)}}
.okt-ders-takip [style*="marquee-up"]{animation-name:okt-dt-marquee-up !important;}
.okt-ders-takip .dt-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:0;overflow:hidden;margin-bottom:18px}
.okt-ders-takip .dt-card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.okt-ders-takip .dt-card-header h2{font-size:17px;color:var(--ink-900);margin:0}
.okt-ders-takip .dt-table-wrap{overflow-x:auto}
.okt-ders-takip .dt-table{width:100%;border-collapse:collapse;font-size:12.5px;min-width:760px}
.okt-ders-takip .dt-table th,.okt-ders-takip .dt-table td{padding:8px 6px;text-align:center;border-top:1px solid var(--ink-10)}
.okt-ders-takip .dt-table thead th{background:var(--ink-10);font-size:10.5px;font-weight:800;color:var(--fg-muted);text-transform:uppercase;letter-spacing:.06em;padding:10px 6px}
.okt-ders-takip .dt-table th:first-child,.okt-ders-takip .dt-table td:first-child{text-align:left;padding-left:14px;font-weight:700;color:var(--ink-900)}
.okt-ders-takip .dt-table th:nth-child(2),.okt-ders-takip .dt-table td:nth-child(2){font-family:var(--font-mono);color:var(--primary-700);font-weight:700}
.okt-ders-takip .dt-cell{display:inline-flex;align-items:center;justify-content:center;gap:3px;min-width:38px;padding:3px 7px;border-radius:6px;font-family:var(--font-mono);font-size:12px;font-weight:700}
.okt-ders-takip .dt-cell.done{background:#E6F6EC;color:#156E3C;border:1px solid #BFE3CD}
.okt-ders-takip .dt-cell.part{background:#FFF6E0;color:#8A5A10;border:1px solid #F3D88A}
.okt-ders-takip .dt-cell.zero{background:#F4F6FA;color:var(--fg-muted);border:1px solid var(--border)}
.okt-ders-takip .dt-total{padding:10px 14px;background:var(--ink-10);font-family:var(--font-mono);font-weight:700;color:var(--ink-900)}
.okt-ders-takip .dt-total.complete{background:#E6F6EC;color:#156E3C}
.okt-ders-takip .dt-example-note{display:flex;align-items:flex-start;gap:9px;padding:11px 14px;background:var(--accent-100);border:1px solid var(--accent-300);border-radius:10px;font-size:13px;color:var(--accent-900);line-height:1.55;margin:0 20px 18px}
.okt-ders-takip .dt-example-note strong{color:var(--accent-900)}
.okt-ders-takip .dt-legend{display:flex;flex-wrap:wrap;gap:14px;padding:0 20px 18px;font-size:11.5px;color:var(--fg-muted)}
.okt-ders-takip .dt-legend span{display:inline-flex;align-items:center;gap:6px}
.okt-ders-takip .dt-legend i{width:12px;height:12px;border-radius:3px;display:inline-block}
.okt-ders-takip .tprog-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:840px;margin:0 auto 36px;text-align:left}
@media (max-width:760px){.okt-ders-takip .tprog-steps{grid-template-columns:1fr}}
.okt-ders-takip .tprog-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.okt-ders-takip .tprog-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:10px;font-weight:800;font-size:15px;text-decoration:none;transition:transform 160ms var(--ease-out)}
.okt-ders-takip .tprog-btn:hover{transform:translateY(-2px)}
.okt-ders-takip .t2-content h2{color:var(--ink-900);font-size:24px;margin:36px 0 12px;letter-spacing:-0.01em}
.okt-ders-takip .t2-content h3{color:var(--ink-900);font-size:17px;margin:18px 0 8px}
.okt-ders-takip .t2-content p{font-size:15.5px;color:var(--ink-700);line-height:1.75;margin:0 0 12px}
.okt-ders-takip .t2-content ul{padding-left:18px;font-size:15px;color:var(--ink-700);line-height:1.8;margin:0 0 14px}
.okt-ders-takip .t2-content strong{color:var(--ink-900)}
.okt-ders-takip .t2-content a{color:var(--primary-700);text-decoration:underline;font-weight:600}
.okt-ders-takip .dt-side-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px;margin-bottom:14px}
.okt-ders-takip .dt-side-card h3{font-size:15px;color:var(--ink-900);margin:0 0 8px}
.okt-ders-takip .dt-side-card p{font-size:13.5px;color:var(--ink-700);line-height:1.65;margin:0}
.okt-ders-takip .dt-side-card.dark{background:#0B0F1A;color:#fff;border:0}
.okt-ders-takip .dt-side-card.dark h3{color:#fff}
.okt-ders-takip .dt-side-card.dark p{color:rgba(255,255,255,.78)}
.okt-ders-takip .dt-side-card .btn{margin-top:10px;display:inline-block;padding:9px 14px;background:#C6F25A;color:#0B0F1A;border-radius:8px;font-size:13px;font-weight:700;text-decoration:none}
.okt-ders-takip .t2-faq details{border-bottom:1px solid var(--border);padding:14px 0}
.okt-ders-takip .t2-faq summary{font-size:15.5px;font-weight:700;color:var(--ink-900);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:14px}
.okt-ders-takip .t2-faq summary::after{content:'+';font-size:22px;font-weight:300;color:var(--fg-muted)}
.okt-ders-takip .t2-faq details[open] summary::after{content:'−'}
.okt-ders-takip .t2-faq details p{margin:10px 0 0;font-size:14.5px;line-height:1.75;color:var(--ink-700)}
.okt-ders-takip .t2-disclaimer{margin-top:16px;padding:14px 16px;background:var(--accent-100);border:1px solid var(--accent-300);border-radius:10px;font-size:13.5px;color:var(--accent-900);line-height:1.65}

/* ============================================================
   JS ile enjekte edilen ÇALIŞAN uygulama (kişisel çizelge)
   ============================================================ */
.okt-dt-app-wrap { margin:0 0 28px; }
.okt-dt-app-wrap[hidden]{ display:none; }

.okt-dt-loading{display:flex;align-items:center;gap:10px;justify-content:center;padding:40px 20px;color:var(--fg-muted);font-size:14px}
.okt-dt-loading[hidden]{display:none}
.okt-dt-spinner{width:18px;height:18px;border:2px solid var(--border);border-top-color:var(--primary-500);border-radius:50%;animation:okt-dt-spin .8s linear infinite}
@keyframes okt-dt-spin{to{transform:rotate(360deg)}}

.okt-dt-guard[hidden],.okt-dt-error[hidden]{display:none}
.okt-dt-guard .card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:28px;text-align:center}
.okt-dt-guard__title{font-size:20px;font-weight:800;color:var(--ink-900);margin:0 0 10px}
.okt-dt-guard__text{font-size:14px;color:var(--ink-700);line-height:1.6;margin:0 0 20px;max-width:520px;margin-left:auto;margin-right:auto}
.okt-dt-guard__actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.okt-dt-error{background:#FDECEE;border:1px solid #F3C2C9;color:#A11C2E;border-radius:10px;padding:14px 16px;font-size:14px}

.okt-dt-card2{background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 20px;margin-bottom:16px}
.okt-dt-card2__title{font-size:16px;font-weight:800;color:var(--ink-900);margin:0 0 4px}
.okt-dt-card2__sub{font-size:13px;color:var(--fg-muted);margin:0 0 14px}
.okt-dt-card2__head{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;margin-bottom:12px}
.okt-dt-card2__range{font-size:12px;color:var(--fg-muted);font-weight:600}
.okt-dt-exam{display:inline-block;font-size:11px;font-weight:800;color:var(--primary-700);background:var(--primary-50);border:1px solid var(--primary-200);border-radius:6px;padding:2px 8px;text-transform:uppercase;letter-spacing:.04em}
.okt-dt-exam[hidden]{display:none}

.okt-dt-range__form{display:flex;flex-wrap:wrap;gap:12px;align-items:flex-end}
.okt-dt-field{display:flex;flex-direction:column;gap:4px}
.okt-dt-field label{font-size:11px;font-weight:700;color:var(--fg-muted);text-transform:uppercase;letter-spacing:.04em}
.okt-dt-field input,.okt-dt-field select{height:42px;padding:0 12px;border:1px solid var(--border-strong);border-radius:10px;font-family:var(--font-sans);font-size:14px;color:var(--ink-900);background:#fff}
.okt-dt-field input:focus,.okt-dt-field select:focus{outline:none;border-color:var(--primary-500)}
.okt-dt-quick{height:42px;padding:0 14px;border:1px solid var(--border-strong);background:#fff;border-radius:10px;font-size:13px;font-weight:700;color:var(--ink-700);cursor:pointer;font-family:var(--font-sans)}
.okt-dt-quick:hover{background:var(--ink-10)}
.okt-dt-go{height:42px;padding:0 18px;border:0;border-radius:10px;background:var(--primary-500);color:#fff;font-size:14px;font-weight:700;cursor:pointer;font-family:var(--font-sans)}
.okt-dt-go:hover{background:var(--primary-600)}

.okt-dt-add__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:12px}
@media (max-width:680px){.okt-dt-add__grid{grid-template-columns:1fr 1fr}}
.okt-dt-add__submit{height:44px;padding:0 22px;border:0;border-radius:10px;background:var(--primary-500);color:#fff;font-size:14px;font-weight:700;cursor:pointer;font-family:var(--font-sans);margin-top:4px}
.okt-dt-add__submit:hover{background:var(--primary-600)}
.okt-dt-add__submit:disabled{opacity:.6;cursor:default}
.okt-dt-add__result{margin:10px 0;font-size:13px;border-radius:8px;padding:9px 12px}
.okt-dt-add__result[hidden]{display:none}
.okt-dt-add__result.is-success{background:#E6F6EC;color:#156E3C;border:1px solid #BFE3CD}
.okt-dt-add__result.is-error{background:#FDECEE;color:#A11C2E;border:1px solid #F3C2C9}
.okt-dt-add__result.is-info{background:var(--ink-10);color:var(--fg-muted);border:1px solid var(--border)}

.okt-dt-num{text-align:center;font-family:var(--font-mono);font-weight:700}
.okt-dt-strong{color:var(--ink-900)}
.okt-dt-foot-row td{background:var(--ink-10);font-weight:800}
.okt-dt-empty{font-size:13px;color:var(--fg-muted);padding:14px 4px;margin:0}
.okt-dt-empty[hidden]{display:none}
.okt-dt-note{max-width:220px}
.okt-dt-muted{color:var(--fg-subtle)}
.okt-dt-td-action{text-align:right}
.okt-dt-del{background:transparent;border:1px solid var(--border-strong);color:var(--fg-muted);border-radius:8px;padding:5px;cursor:pointer;line-height:0}
.okt-dt-del:hover{color:#A11C2E;border-color:#F3C2C9;background:#FDECEE}
.okt-dt-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}