:root {
  --bg: #f4f6fa; --card: #fff; --text: #1d2433; --muted: #6b7385; --line: #e3e7ef;
  --primary: #1f5eff; --primary-dark: #1546c4; --accent: #ff7a1a;
  --green: #17a34a; --red: #dc2626; --orange: #ea8a0c; --blue: #1f5eff; --gray: #8b93a5;
  --radius: 12px;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif; background: var(--bg); color: var(--text); font-size: 15px; line-height: 1.45; }
a { color: var(--primary); text-decoration: none; }
h1 { font-size: 1.6rem; margin: .2rem 0 1rem; }
h2 { font-size: 1.1rem; margin: 0 0 .8rem; }
h3 { font-size: 1rem; margin: 1rem 0 .5rem; }
.container { max-width: 1200px; margin: 0 auto; padding: 16px; }
.muted { color: var(--muted); }
.small, small { font-size: .85rem; }
.mt { margin-top: 1rem; }
.center { text-align: center; }
.hidden { display: none !important; }
.nowrap { white-space: nowrap; }
.pre { white-space: pre-wrap; }
.grow { flex: 1; min-width: 0; }
.accent { color: var(--accent); }
code { background: #eef1f6; padding: 2px 6px; border-radius: 6px; }

/* Üst menü */
.topbar { background: #0f1b3d; color: #fff; display: flex; align-items: center; gap: 16px; padding: 10px 16px; position: sticky; top: 0; z-index: 10; flex-wrap: wrap; }
.brand { color: #fff; font-weight: 700; font-size: 1.05rem; }
.brand span { background: var(--accent); color: #fff; font-size: .7rem; padding: 2px 6px; border-radius: 6px; margin-left: 6px; vertical-align: middle; }
.topbar nav { display: flex; gap: 4px; flex-wrap: wrap; margin-left: auto; }
.topbar nav a { color: #cfd8f0; padding: 6px 10px; border-radius: 8px; }
.topbar nav a:hover { background: rgba(255,255,255,.1); color: #fff; }
.menu-btn { display: none; margin-left: auto; background: none; border: 0; color: #fff; font-size: 1.5rem; cursor: pointer; }
@media (max-width: 860px) {
  .menu-btn { display: block; }
  .topbar nav { display: none; width: 100%; flex-direction: column; }
  .nav-open .topbar nav { display: flex; }
  .topbar nav a { padding: 10px; }
}

/* Kart & form */
.card { background: var(--card); border-radius: var(--radius); padding: 18px; margin-bottom: 16px; box-shadow: 0 1px 3px rgba(20,30,60,.06); border: 1px solid var(--line); }
.narrow { max-width: 560px; margin-left: auto; margin-right: auto; }
label { display: flex; flex-direction: column; gap: 4px; font-size: .85rem; color: var(--muted); font-weight: 500; }
input, select, textarea { font: inherit; color: var(--text); padding: 9px 11px; border: 1px solid #cfd5e1; border-radius: 8px; background: #fff; width: 100%; }
input:focus, select:focus, textarea:focus { outline: 2px solid rgba(31,94,255,.25); border-color: var(--primary); }
input[type=checkbox] { width: auto; }
label.check, .check-head { flex-direction: row; align-items: center; gap: 8px; color: var(--text); }
.grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.span2 { grid-column: span 2; }
.stack { display: flex; flex-direction: column; gap: 10px; }
.contact-grid { grid-template-columns: repeat(4, 1fr); margin-bottom: 8px; }
@media (max-width: 640px) {
  .grid, .contact-grid { grid-template-columns: 1fr; }
  .span2 { grid-column: span 1; }
}
.form-actions { display: flex; gap: 10px; margin-top: 16px; }
.sticky-actions { position: sticky; bottom: 0; background: var(--bg); padding: 12px 0; }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 16px; border-radius: 8px; border: 1px solid #cfd5e1; background: #fff; color: var(--text); font: inherit; font-weight: 600; cursor: pointer; }
.btn:hover { background: #f0f3f9; }
.btn.primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn.primary:hover { background: var(--primary-dark); }
.btn.ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn.block { width: 100%; padding: 13px; font-size: 1rem; }
.btn.small { padding: 5px 10px; font-size: .85rem; }
.link { background: none; border: 0; color: var(--primary); cursor: pointer; font: inherit; padding: 0 4px; }
.link.danger, .danger { color: var(--red); }
form.inline { display: inline; }

.flash { padding: 12px 14px; border-radius: 10px; margin-bottom: 14px; background: #e8efff; color: #1d3c8f; }
.flash.success { background: #e5f7ec; color: #11602e; }
.flash.error { background: #fdeaea; color: #8f1d1d; }
.flash.warn { background: #fff4e0; color: #8a5300; }

.badge, .tag, .chip { display: inline-block; font-size: .78rem; padding: 3px 9px; border-radius: 999px; background: #eef1f6; color: var(--text); white-space: nowrap; }
.badge { color: #fff; font-weight: 600; }
.badge.green { background: var(--green); } .badge.red { background: var(--red); } .badge.orange { background: var(--orange); }
.badge.blue { background: var(--blue); } .badge.gray { background: var(--gray); }
button.badge { border: 0; cursor: pointer; font: inherit; font-size: .78rem; }
.tag { background: #e8efff; color: #1d3c8f; font-weight: 600; }
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
a.chip:hover { background: #e2e7f0; }

/* Giriş */
.login-wrap { min-height: 80vh; display: flex; align-items: center; justify-content: center; }
.login-card { width: 100%; max-width: 380px; display: flex; flex-direction: column; gap: 14px; }
.login-card h1 { margin: 0; }

/* Panel */
.actions-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.action-tile { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; display: flex; flex-direction: column; gap: 4px; color: var(--text); transition: .15s; }
.action-tile:hover { border-color: var(--primary); transform: translateY(-2px); box-shadow: 0 6px 18px rgba(31,94,255,.12); }
.action-tile span { font-size: 2rem; }
.action-tile small { color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 16px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.stat b { display: block; font-size: 1.5rem; }
.stat span { color: var(--muted); font-size: .85rem; }
@media (max-width: 760px) { .actions-grid, .stats { grid-template-columns: 1fr 1fr; } }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; align-items: start; }
.two-col.wide-left { grid-template-columns: 1.7fr 1fr; }
@media (max-width: 900px) { .two-col, .two-col.wide-left { grid-template-columns: 1fr; } }
.bar-row { display: grid; grid-template-columns: 130px 1fr 30px; gap: 10px; align-items: center; padding: 4px 0; color: var(--text); }
.bar { background: #eef1f6; height: 10px; border-radius: 99px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--blue); border-radius: 99px; }
.bar i.green { background: var(--green); } .bar i.red { background: var(--red); } .bar i.orange { background: var(--orange); } .bar i.gray { background: var(--gray); }
.list-row { display: flex; gap: 10px; align-items: center; padding: 9px 0; border-bottom: 1px solid var(--line); color: var(--text); }
.list-row:last-child { border-bottom: 0; }

/* Müşteri listesi */
.page-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.page-head h1 { margin-bottom: .4rem; }
.head-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; }
.filters input { flex: 2 1 220px; width: auto; }
.filters select { flex: 1 1 150px; width: auto; }
.customer-row { display: flex; gap: 12px; align-items: center; color: var(--text); padding: 14px 18px; margin-bottom: 10px; }
.customer-row:hover { border-color: var(--primary); }
.cname { font-size: 1.05rem; }
.row-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; text-align: right; }
@media (max-width: 640px) { .customer-row { flex-direction: column; align-items: stretch; } .row-meta { align-items: flex-start; text-align: left; } }

/* Detay */
.timeline { margin-top: 14px; }
.tl-item { display: grid; grid-template-columns: 95px 1fr; gap: 12px; padding: 12px 0; border-top: 1px solid var(--line); }
.tl-date { font-weight: 600; font-size: .85rem; color: var(--muted); }
.tl-body > div { margin-bottom: 3px; }
@media (max-width: 500px) { .tl-item { grid-template-columns: 1fr; gap: 2px; } }
.add-box summary { list-style: none; cursor: pointer; }
.add-box summary::-webkit-details-marker { display: none; }
details summary { cursor: pointer; }
.info { display: grid; grid-template-columns: 100px 1fr; gap: 6px 10px; margin: 0; }
.info dt { color: var(--muted); font-size: .85rem; }
.info dd { margin: 0; word-break: break-word; }
.contact { padding: 10px 0; border-bottom: 1px solid var(--line); }
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 10px; }
.gallery figure { margin: 0; }
.gallery img { width: 100%; height: 140px; object-fit: cover; border-radius: 8px; border: 1px solid var(--line); display: block; }
.gallery figcaption { font-size: .78rem; color: var(--muted); margin-top: 4px; }
.small-gallery { margin-bottom: 16px; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
.table { width: 100%; border-collapse: collapse; }
.table th, .table td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table th { font-size: .8rem; color: var(--muted); font-weight: 600; }
@media (max-width: 700px) { .table { display: block; overflow-x: auto; } }
.user-row { border-bottom: 1px solid var(--line); padding: 10px 0; }

/* Tarama */
.photo-pick { border: 2px dashed #b9c3d8; border-radius: 12px; padding: 18px; text-align: center; font-size: 1rem; color: var(--text); margin-bottom: 10px; cursor: pointer; background: #fafbfe; }
.photo-pick input { margin-top: 8px; }
.preview { max-width: 100%; max-height: 260px; border-radius: 10px; display: block; margin: 0 auto 12px; }
.company-review { border-left: 4px solid var(--primary); }
.check-head { font-size: 1rem; margin-bottom: 12px; }

/* Yükleniyor */
.loading { position: fixed; inset: 0; background: rgba(15,27,61,.55); display: flex; align-items: center; justify-content: center; z-index: 100; padding: 16px; }
.loading-box { background: #fff; border-radius: 14px; padding: 28px; text-align: center; max-width: 340px; }
.loading-box p { font-weight: 600; margin: 14px 0 6px; }
.spinner { width: 46px; height: 46px; border: 5px solid #e3e7ef; border-top-color: var(--primary); border-radius: 50%; margin: 0 auto; animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }