:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e222b;
  --border: #2a2f3a;
  --text: #e6e9ef;
  --muted: #9aa3b2;
  --accent: #4c8dff;
  --accent-2: #3a6fd8;
  --danger: #ff5c6c;
  --radius: 10px;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* ---------- Giriş ekranı ---------- */
.login-wrap {
  min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 20px;
}
.login-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 32px; width: 100%; max-width: 360px; display: flex; flex-direction: column; gap: 14px;
}
.logo { margin: 0; font-size: 30px; letter-spacing: 1px; text-align: center; color: var(--accent); }
.subtitle { margin: 0 0 8px; text-align: center; color: var(--muted); font-size: 13px; }
.login-card label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.login-card input {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 11px 12px; border-radius: 8px; font-size: 15px;
}
.login-card input:focus { outline: none; border-color: var(--accent); }
.error { background: rgba(255,92,108,.12); color: var(--danger); border: 1px solid rgba(255,92,108,.3);
  padding: 9px 12px; border-radius: 8px; font-size: 13px; }

button, .btn, .btn-primary, .btn-ghost {
  cursor: pointer; font: inherit; border-radius: 8px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); padding: 9px 14px; transition: .15s;
}
button:hover, .btn:hover { border-color: var(--accent); }
.btn-primary, .login-card button {
  background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600;
}
.btn-primary:hover, .login-card button:hover { background: var(--accent-2); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--muted); text-decoration: none; }
.btn-ghost:hover { color: var(--text); }

/* ---------- Üst bar ---------- */
.topbar, .toolbar {
  display: flex; align-items: center; gap: 12px; padding: 12px 18px;
  border-bottom: 1px solid var(--border); background: var(--panel);
}
.brand { font-size: 20px; font-weight: 700; color: var(--accent); letter-spacing: .5px; }
.spacer { flex: 1; }
.user { color: var(--muted); font-size: 14px; }
.breadcrumb { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; font-size: 14px; }
.breadcrumb a { color: var(--accent); cursor: pointer; text-decoration: none; }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb .sep { color: var(--muted); }

/* ---------- İçerik ---------- */
.content { padding: 16px 18px 90px; min-height: calc(100vh - 110px); }
.content.dragover { outline: 2px dashed var(--accent); outline-offset: -10px; background: rgba(76,141,255,.05); }
.listing { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 12px; }
.empty { color: var(--muted); text-align: center; padding: 60px 0; }

.item {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px; display: flex; flex-direction: column; gap: 8px; position: relative;
}
.item:hover { border-color: var(--accent); }
.item .icon { font-size: 30px; }
.item .name { font-weight: 600; word-break: break-word; cursor: pointer; }
.item .meta { color: var(--muted); font-size: 12px; }
.item .actions { display: flex; gap: 6px; margin-top: 4px; }
.item .actions button { padding: 5px 9px; font-size: 12px; }
.act-del:hover { border-color: var(--danger) !important; color: var(--danger); }

/* ---------- Yükleme paneli ---------- */
.uploads {
  position: fixed; right: 18px; bottom: 18px; width: 320px; max-width: calc(100vw - 36px);
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px; overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,.4);
}
.uploads-head { display: flex; justify-content: space-between; align-items: center;
  padding: 10px 14px; border-bottom: 1px solid var(--border); font-weight: 600; }
.upload-row { padding: 10px 14px; border-bottom: 1px solid var(--border); }
.upload-row:last-child { border-bottom: none; }
.upload-row .fn { font-size: 13px; word-break: break-word; }
.upload-row .bar { height: 6px; background: var(--panel-2); border-radius: 4px; margin-top: 6px; overflow: hidden; }
.upload-row .fill { height: 100%; width: 0; background: var(--accent); transition: width .2s; }
.upload-row.done .fill { background: #3ad29f; }
.upload-row.err .fill { background: var(--danger); }
.upload-row .st { font-size: 11px; color: var(--muted); margin-top: 4px; }

/* ---------- Arama / başlık ---------- */
.searchbar { flex: 0 1 320px; }
.searchbar input {
  width: 100%; background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 8px 12px; border-radius: 8px; font-size: 14px;
}
.searchbar input:focus { outline: none; border-color: var(--accent); }
.view-title { padding: 4px 2px 14px; color: var(--muted); font-size: 15px; }
.link { color: var(--accent); cursor: pointer; }
.link:hover { text-decoration: underline; }

/* ---------- Küçük resim ---------- */
.item .thumb { width: 100%; height: 110px; object-fit: cover; border-radius: 8px; background: var(--panel-2); }

/* ---------- Modal ---------- */
.modal { position: fixed; inset: 0; z-index: 100; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal-backdrop { position: absolute; inset: 0; background: rgba(0,0,0,.65); }
.modal-box {
  position: relative; background: var(--panel); border: 1px solid var(--border); border-radius: 14px;
  padding: 22px; max-width: 880px; width: 100%; max-height: 88vh; overflow: auto;
}
.modal-close {
  position: absolute; top: 10px; right: 10px; background: transparent; border: none;
  color: var(--muted); font-size: 18px; cursor: pointer;
}
.modal-close:hover { color: var(--text); }
.modal-title { margin: 0 28px 14px 0; word-break: break-word; }
.modal-actions { margin-top: 16px; display: flex; gap: 10px; }
.modal-actions a { text-decoration: none; }
.pv { max-width: 100%; max-height: 64vh; display: block; margin: 0 auto; border-radius: 8px; }
.pv-doc { width: 100%; height: 64vh; border: none; background: #fff; }

/* ---------- Paylaşım formu ---------- */
.form-grid { display: grid; gap: 12px; }
.form-grid label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.form-grid input {
  background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 9px 11px; border-radius: 8px; font-size: 14px;
}
.form-grid input:focus { outline: none; border-color: var(--accent); }
.share-link { display: flex; gap: 8px; margin-top: 16px; }
.share-link input {
  flex: 1; background: var(--panel-2); border: 1px solid var(--border); color: var(--text);
  padding: 9px 11px; border-radius: 8px; font-size: 13px;
}

/* ---------- Genel indirme sayfası ---------- */
.public-card { align-items: center; text-align: center; }
.dl-icon { font-size: 54px; }
.dl-name { font-size: 18px; font-weight: 700; word-break: break-word; }
.dl-btn { text-decoration: none; padding: 12px 20px; font-size: 16px; margin-top: 6px; display: inline-block; }
.dl-list { width: 100%; display: flex; flex-direction: column; gap: 6px; margin-top: 8px; }
.dl-row {
  display: flex; justify-content: space-between; gap: 10px; padding: 10px 12px; text-decoration: none;
  background: var(--panel-2); border: 1px solid var(--border); border-radius: 8px; color: var(--text);
}
.dl-row:hover { border-color: var(--accent); }
.dl-row-name { word-break: break-word; text-align: left; }
.dl-row-size { color: var(--muted); font-size: 12px; white-space: nowrap; }

/* ---------- Pano (dashboard) ---------- */
.dash { padding: 18px; max-width: 1200px; margin: 0 auto; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-bottom: 16px; }
.card-stat { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 18px; text-align: center; }
.card-stat .num { font-size: 32px; font-weight: 800; color: var(--accent); }
.card-stat .lbl { color: var(--muted); font-size: 13px; margin-top: 4px; }
.dash-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 16px; }
.panel-box { background: var(--panel); border: 1px solid var(--border); border-radius: 12px; padding: 16px; min-width: 0; }
.panel-box h3 { margin: 0 0 12px; font-size: 15px; }
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th, .tbl td { text-align: left; padding: 7px 8px; border-bottom: 1px solid var(--border); }
.tbl th { color: var(--muted); font-weight: 600; }
.tbl .mono { font-family: ui-monospace, monospace; font-size: 12px; }
.tbl .muted, .muted { color: var(--muted); }
.tbl .num-cell { text-align: right; font-weight: 700; }
.tbl .bar-cell { width: 45%; }
.mini-bar { display: inline-block; height: 8px; background: var(--accent); border-radius: 4px; min-width: 2px; }

/* ---------- Mobil ---------- */
@media (max-width: 640px) {
  .searchbar { order: 4; flex-basis: 100%; }
  .cards { grid-template-columns: 1fr; }
  .dash-grid { grid-template-columns: 1fr; }
  .modal-box { padding: 16px; }
  .pv-doc { height: 56vh; }
  .topbar, .toolbar { padding: 10px 12px; gap: 8px; }
  .toolbar { flex-wrap: wrap; }
  .breadcrumb { order: 3; width: 100%; }
  .listing { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 10px; }
  .content { padding: 12px 12px 90px; }
  .uploads { right: 10px; left: 10px; width: auto; }
  .btn, .btn-primary { padding: 9px 11px; }
}