:root{
--red:#8b0010;--red2:#b11226;--dark:#0b1118;--dark2:#111827;--blue:#2563eb;--green:#16a34a;--amber:#f59e0b;--line:#e5e7eb;--bg:#f5f6fa;--muted:#667085;--card:#ffffff;
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);font-family:Inter,Arial,Helvetica,sans-serif;color:#111827}
.app{display:grid;grid-template-columns:285px 1fr;min-height:100vh}
.sidebar{background:linear-gradient(180deg,#101820,#070b11);color:white;padding:18px 14px;position:sticky;top:0;height:100vh;overflow:auto}
.brand{display:flex;gap:12px;align-items:center;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:16px}
.logo{width:44px;height:44px;border-radius:50%;background:#fff;color:var(--red);display:grid;place-items:center;font-size:22px;font-weight:900}
.brand-logo-img{max-width:205px;max-height:64px;object-fit:contain;display:block}
.brand b{font-size:18px}.brand small,.user small{display:block;color:#cbd5e1;font-size:12px;margin-top:2px}
.user{display:flex;gap:10px;align-items:center;margin:18px 0;padding:12px;background:rgba(255,255,255,.06);border-radius:14px}
.avatar{width:38px;height:38px;border-radius:50%;background:#fff;color:#111;display:grid;place-items:center;font-weight:900}
nav a{display:flex;align-items:center;justify-content:space-between;color:#d1d5db;text-decoration:none;padding:11px 12px;border-radius:10px;margin:4px 0;font-size:14px}
nav a:hover{background:#1d4ed8;color:#fff}
nav a.active{background:linear-gradient(90deg,var(--red),var(--red2));color:white}
.main{padding:22px;max-width:1680px;width:100%;margin:0 auto}
.top{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}
.title{font-size:26px;font-weight:900;letter-spacing:-.3px}
.sub-title{color:var(--muted);font-size:13px;margin-top:4px}
.grid{display:grid;gap:14px}
.cards{grid-template-columns:repeat(4,minmax(150px,1fr))}
.cards7{grid-template-columns:repeat(7,minmax(120px,1fr))}
.two{grid-template-columns:1.25fr .75fr}
.two-even{grid-template-columns:1fr 1fr}
.three{grid-template-columns:repeat(3,1fr)}
.four{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:17px;box-shadow:0 8px 28px rgba(15,23,42,.045)}
.card.compact{padding:12px}
.metric-card{position:relative;overflow:hidden}
.metric-card:before{content:"";position:absolute;right:-22px;top:-22px;width:72px;height:72px;border-radius:50%;background:rgba(139,0,16,.08)}
.metric{font-size:28px;font-weight:900;margin-top:9px;letter-spacing:-.4px}
.muted{color:var(--muted);font-size:13px}
.btn{border:0;border-radius:11px;padding:10px 14px;background:var(--blue);color:white;font-weight:800;cursor:pointer;text-decoration:none;display:inline-block;text-align:center}
.btn:hover{filter:brightness(.96)}
.btn.gray{background:white;color:#111;border:1px solid var(--line)}
.btn.green{background:#25D366;color:white}
.btn.red{background:var(--red);color:white}
.btn.amber{background:var(--amber);color:white}
.btn.small{padding:7px 10px;font-size:12px;border-radius:9px}
input,select,textarea{width:100%;padding:11px;border:1px solid var(--line);border-radius:11px;background:white;font:inherit}
textarea{min-height:92px}
.form{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.wide{grid-column:1/-1}
table{width:100%;border-collapse:collapse;background:white;border-radius:14px;overflow:hidden}
th,td{padding:11px;border-bottom:1px solid var(--line);font-size:13px;text-align:left;vertical-align:top}
th{background:#f9fafb;color:#374151;font-weight:900}
tr:hover td{background:#fcfcfd}
.status{padding:5px 9px;border-radius:999px;font-size:12px;font-weight:900;white-space:nowrap;display:inline-block}
.ACIK{background:#dbeafe;color:#1d4ed8}.ISLEMDE{background:#ffedd5;color:#c2410c}.PARCA_BEKLIYOR{background:#fef3c7;color:#b45309}.KAPALI{background:#dcfce7;color:#15803d}
.msg{background:#ecfdf5;border:1px solid #bbf7d0;color:#166534;border-radius:12px;padding:12px;margin-bottom:12px}
.err{background:#fef2f2;border-color:#fecaca;color:#991b1b}
.money.green{color:var(--green)}.money.red{color:#dc2626}
.pill{display:inline-block;padding:5px 9px;border-radius:999px;background:#f3f4f6;font-weight:800;font-size:12px}
.action-row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.quick{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.quick .btn{padding:13px 10px;background:#fff;color:#111;border:1px solid var(--line)}
.quick .btn:hover{border-color:var(--red);color:var(--red)}
.login{max-width:430px;margin:70px auto;background:white;border:1px solid var(--line);border-radius:18px;padding:24px}
.login-logo-img{max-width:230px;max-height:90px;object-fit:contain;display:block;margin:0 auto 14px auto}
.page-head{display:flex;justify-content:space-between;align-items:flex-start;gap:14px;margin-bottom:16px}
.service-head{display:grid;grid-template-columns:1.2fr .8fr;gap:14px}
.info-line{display:grid;grid-template-columns:140px 1fr;gap:8px;margin:6px 0;font-size:14px}
.info-line b{color:#374151}
.upload{border:2px dashed #cbd5e1;border-radius:14px;background:#fbfdff;padding:16px}
.mobile-note{display:none}
@media(max-width:1100px){
.app{grid-template-columns:1fr}
.sidebar{height:auto;position:relative}
.main{padding:14px}
.cards,.cards7,.two,.two-even,.three,.four,.form,.service-head{grid-template-columns:1fr}
.quick{grid-template-columns:1fr}
.mobile-note{display:block}
nav{display:grid;grid-template-columns:repeat(2,1fr);gap:4px}
}
@media(max-width:620px){
nav{grid-template-columns:1fr}
.top,.page-head{flex-direction:column;align-items:stretch}
.action-row .btn{width:100%}
table{display:block;overflow-x:auto}
}

.nav-section-title{font-size:11px;text-transform:uppercase;letter-spacing:.08em;color:#94a3b8;margin:18px 10px 8px;font-weight:900}
.nav-group{margin:6px 0;border-radius:12px;overflow:hidden}
.nav-group-title{display:flex;align-items:center;justify-content:space-between;color:#e5e7eb;background:rgba(255,255,255,.045);padding:12px;border-radius:12px;font-size:14px;font-weight:800}
.nav-group-title:hover{background:rgba(255,255,255,.08)}
.nav-sub{padding:4px 0 6px 8px;border-left:1px solid rgba(255,255,255,.12);margin-left:12px}
.nav-sub a{font-size:13px;padding:9px 10px;margin:2px 0}
.nav-sub a span:last-child{opacity:.7}
@media(max-width:1100px){
.nav-sub{border-left:0;margin-left:0;padding-left:0}
.nav-group-title{margin-top:5px}
}

.nav-group-title{cursor:pointer;user-select:none}
.nav-group-title .chev{transition:transform .18s ease}
.nav-group.collapsed .nav-sub{display:none}
.nav-group.collapsed .nav-group-title .chev{transform:rotate(-90deg)}
.nav-group.open .nav-sub{display:block}
.nav-group.open .nav-group-title{background:rgba(255,255,255,.09)}
.nav-group.active .nav-group-title{background:linear-gradient(90deg,rgba(139,0,16,.85),rgba(177,18,38,.65));color:white}