:root{
  --ink:#122740;
  --ink-2:#1c3654;
  --paper:#FBF8F2;
  --paper-2:#F1ECDF;
  --gold:#F2A93B;
  --gold-dark:#C9821B;
  --teal:#2A9D8F;
  --teal-dark:#1F766B;
  --rust:#D6533B;
  --line:#e4ddc9;
  --text:#1B1B1B;
  --text-soft:#5a5646;
  --radius:14px;
  --shadow: 0 6px 18px rgba(18,39,64,0.10);
  --font-display: 'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:var(--font-body);
  background:
    radial-gradient(circle at 10% 0%, rgba(242,169,59,0.10), transparent 40%),
    radial-gradient(circle at 90% 10%, rgba(42,157,143,0.10), transparent 45%),
    var(--paper);
  color:var(--text);
  min-height:100vh;
}
h1,h2,h3,.brand{font-family:var(--font-display); letter-spacing:-0.01em;}
a{color:inherit;}
button{font-family:var(--font-body); cursor:pointer;}
.app{max-width:1080px;margin:0 auto;padding:14px 18px 60px;}

/* ---- sticky header (logo bar + post-item row, stays pinned on scroll) ---- */
.sticky-header{
  position:sticky;top:0;z-index:60;
  background:var(--paper);
  box-shadow:0 2px 10px rgba(18,39,64,0.08);
}
/* ---- top bar ---- */
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;max-width:1080px;margin:0 auto;
}
.brand{font-size:22px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:8px;text-decoration:none;}
.brand .dot{width:10px;height:10px;border-radius:50%;background:var(--gold);display:inline-block;}
.brand small{font-family:var(--font-mono);font-size:11px;color:var(--teal-dark);font-weight:600;letter-spacing:.06em;text-transform:uppercase;background:rgba(42,157,143,0.12);padding:3px 7px;border-radius:20px;margin-left:6px;}
.user-chip{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--ink);}
.user-chip .avatar{width:32px;height:32px;border-radius:50%;background:var(--ink);color:var(--paper);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-weight:700;font-size:13px;}
.linkbtn{background:none;border:none;color:var(--teal-dark);font-weight:600;font-size:13px;text-decoration:underline;padding:0;}

.logout-section{text-align:center;margin:40px 0 8px;padding-top:20px;border-top:1px solid var(--line);}
.logout-section .btn{padding:10px 28px;}
.description{
  text-align: center;
}

/* ---- auth screens ---- */
.auth-wrap{display:flex;justify-content:center;align-items:flex-start;padding:40px 0;}
.auth-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:36px 34px;
  width:100%;max-width:420px;
}
.auth-card h2{margin:0 0 4px;font-size:26px;color:var(--ink);}
.auth-card p.sub{margin:0 0 22px;color:var(--text-soft);font-size:14px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-2);margin-bottom:6px;}
.field input,.field select,.field textarea{
  width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:9px;
  background:#fff;font-size:14px;font-family:var(--font-body);color:var(--text);
}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--gold);outline-offset:1px;border-color:var(--gold-dark);}
.field small.hint{color:var(--text-soft);font-size:12px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  border:none;border-radius:9px;padding:12px 18px;font-weight:700;font-size:14px;
  transition:transform .08s ease;
}
.btn:active{transform:scale(0.98);}
.btn:disabled{opacity:.6;cursor:not-allowed;}
.btn-primary{background:var(--ink);color:var(--paper);width:100%;}
.btn-primary:hover{background:var(--ink-2);}
.btn-gold{background:var(--gold);color:var(--ink);}
.btn-gold:hover{background:var(--gold-dark);color:#fff;}
.btn-teal{background:var(--teal);color:#fff;}
.btn-teal:hover{background:var(--teal-dark);}
.btn-outline{background:transparent;border:1.5px solid var(--line);color:var(--ink);}
.btn-block{width:100%;}
.error-box{background:#FBE4E0;color:#8a2f1e;border:1px solid #efb6a9;padding:10px 12px;border-radius:8px;font-size:13px;margin-bottom:14px;}
.success-box{background:#E3F3EF;color:#155249;border:1px solid #9fd7cb;padding:10px 12px;border-radius:8px;font-size:13px;margin-bottom:14px;}
.auth-foot{margin-top:18px;text-align:center;font-size:13px;color:var(--text-soft);}
.forgot-link{display:block;text-align:right;margin:-6px 0 16px;font-size:12.5px;}

/* ---- category pills ---- */
.categories{display:flex;gap:8px;overflow-x:auto;padding:4px 0 18px;}
.categories::-webkit-scrollbar{height:6px;}
.pill{
  flex:0 0 auto;padding:8px 14px;border-radius:30px;border:1.5px solid var(--line);
  background:#fff;font-size:13px;font-weight:600;color:var(--ink-2);white-space:nowrap;
}
.pill.active{background:var(--ink);color:var(--paper);border-color:var(--ink);}

.search-row{display:flex;margin:4px 0 16px;}
.search-row input{
  flex:1;padding:12px 14px;border:1.5px solid var(--line);border-right:none;border-radius:12px 0 0 12px;
  background:#fff;font-size:14px;font-family:var(--font-body);color:var(--text);box-shadow:var(--shadow);min-width:0;
}
.search-row input::placeholder{color:var(--text-soft);}
.search-row input:focus{outline:none;border-color:var(--gold-dark);}
.search-row .search-btn{
  border:1.5px solid var(--gold-dark);background:var(--gold);color:var(--ink);
  padding:0 18px;border-radius:0 12px 12px 0;font-weight:700;font-size:15px;cursor:pointer;flex:0 0 auto;
  box-shadow:var(--shadow);
}
.search-row .search-btn:hover{background:var(--gold-dark);color:#fff;}
.search-row-inline{flex:2 1 220px;max-width:340px;margin:0;}
.search-row-inline input{border-radius:9px 0 0 9px;}
.search-row-inline .search-btn{border-radius:0 9px 9px 0;padding:0 14px;font-size:13px;}
@media(max-width:520px){.search-row-inline{max-width:none;flex:1 1 100%;}}

.filter-bar{display:flex;gap:10px;flex-wrap:wrap;margin:0 0 18px;}
.filter-bar select{
  padding:9px 12px;border:1.5px solid var(--line);border-radius:9px;background:#fff;
  font-size:13px;font-weight:600;color:var(--ink-2);min-width:150px;flex:1 1 150px;max-width:220px;
}
.filter-bar select:focus{outline:2px solid var(--gold);outline-offset:1px;}
@media(max-width:520px){.filter-bar select{max-width:none;flex:1 1 100%;}}

/* ---- feed ---- */
.feed-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;max-width:1080px;margin:0 auto;padding:0 18px 14px;}
.feed-header h1{font-size:24px;margin:0;color:var(--ink);}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:10px;}
@media(min-width:480px){.grid{grid-template-columns:repeat(3,1fr);}}
@media(min-width:760px){.grid{grid-template-columns:repeat(4,1fr);gap:14px;}}
@media(min-width:980px){.grid{grid-template-columns:repeat(5,1fr);}}
.card{
  background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden;
  box-shadow:var(--shadow);display:flex;flex-direction:column;position:relative;
}
.card-media{
  aspect-ratio:1/1;height:auto;background:linear-gradient(135deg,var(--ink) 0%, var(--ink-2) 100%);
  display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--paper);position:relative;overflow:hidden;
}
.status-flag{position:absolute;top:5px;left:5px;font-family:var(--font-mono);font-size:8px;font-weight:700;text-transform:uppercase;letter-spacing:.03em;padding:2px 6px;border-radius:20px;z-index:2;}
.status-flag.available{background:var(--teal);color:#fff;}
.status-flag.sold{background:var(--rust);color:#fff;}
.video-badge{position:absolute;top:5px;right:5px;background:rgba(18,39,64,0.75);color:#fff;font-size:11px;padding:2px 6px;border-radius:20px;z-index:2;}
.card-body{padding:6px 8px 8px;display:flex;flex-direction:column;gap:3px;flex:1;}
.card-body h3{
  margin:0;font-size:11.5px;line-height:1.28;color:var(--ink);font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:2.3em;
}
.card-price{font-family:var(--font-mono);font-weight:800;font-size:13.5px;color:var(--gold-dark);}
.card-meta-mini{display:flex;justify-content:space-between;align-items:center;gap:5px;font-size:9.5px;color:var(--text-soft);}
.card-meta-mini .cond{flex:0 0 auto;background:var(--paper-2);padding:1px 5px;border-radius:20px;font-weight:600;}
.card-meta-mini .card-loc-mini{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:right;color:var(--teal-dark);font-weight:600;}

@media(min-width:480px){
  .card-body{padding:8px 10px 10px;gap:4px;}
  .card-body h3{font-size:12.5px;min-height:2.6em;}
  .card-price{font-size:15px;}
  .card-meta-mini{font-size:10.5px;}
}

/* ---- fab ---- */
.fab{
  position:fixed;bottom:22px;right:22px;background:var(--gold);color:var(--ink);
  border:none;border-radius:50px;padding:14px 22px;font-weight:800;font-size:14px;
  box-shadow:0 10px 24px rgba(201,130,27,0.35);display:flex;align-items:center;gap:8px;z-index:50;
  text-decoration:none;
}
.fab:hover{background:var(--gold-dark);color:#fff;}

/* ---- post form ---- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;max-width:640px;margin:16px auto;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
@media(max-width:520px){.form-row{grid-template-columns:1fr;}}
.map-box{height:220px;border-radius:10px;overflow:hidden;border:1.5px solid var(--line);margin-top:6px;}
.radio-group{display:flex;gap:10px;}
.radio-opt{flex:1;border:1.5px solid var(--line);border-radius:9px;padding:10px;text-align:center;font-size:13px;font-weight:700;color:var(--ink-2);}
.radio-opt input{margin-right:6px;}

/* ---- detail ---- */
.back-link{background:none;border:none;color:var(--ink-2);font-weight:700;font-size:13px;margin:14px 0;padding:0;display:flex;align-items:center;gap:6px;text-decoration:none;}
.detail-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:22px;}
@media(max-width:760px){.detail-grid{grid-template-columns:1fr;}}
.detail-media{height:220px;border-radius:var(--radius);background:linear-gradient(135deg,var(--ink) 0%, var(--ink-2) 100%);display:flex;align-items:center;justify-content:center;font-size:60px;color:var(--paper);position:relative;box-shadow:var(--shadow);}

.media-carousel{
  display:flex;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
  border-radius:var(--radius);box-shadow:var(--shadow);scrollbar-width:none;
}
.media-carousel::-webkit-scrollbar{display:none;}
.media-slide{
  flex:0 0 100%;scroll-snap-align:start;height:220px;position:relative;overflow:hidden;
  background:linear-gradient(135deg,var(--ink) 0%, var(--ink-2) 100%);
  display:flex;align-items:center;justify-content:center;font-size:60px;color:var(--paper);
}
.media-slide img,.media-slide video{width:100%;height:100%;object-fit:cover;background:#000;}
.media-slide .status-flag{position:absolute;top:12px;left:12px;}
.media-hint{font-size:12px;color:var(--teal-dark);font-weight:600;text-align:center;margin-top:6px;}
.detail-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;}
.detail-panel h1{font-size:22px;margin:0 0 4px;color:var(--ink);}
.pricetag-lg{display:inline-block;background:var(--gold);color:var(--ink);font-family:var(--font-mono);font-weight:800;font-size:20px;padding:6px 14px 6px 18px;border-radius:4px 10px 10px 4px;position:relative;margin:8px 0 14px;}
.pricetag-lg::before{content:'';position:absolute;left:6px;top:50%;transform:translateY(-50%);width:6px;height:6px;background:var(--paper);border-radius:50%;}
.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px;}
.desc-block{font-size:14px;color:var(--text-soft);line-height:1.55;margin-bottom:16px;}
.seller-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ink-2);margin-bottom:14px;padding-top:14px;border-top:1px solid var(--line);}
.map-card{margin-top:16px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px;}
.map-card h3{margin:0 0 10px;font-size:15px;color:var(--ink);}
#detailMap{height:230px;border-radius:10px;}
.travel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-top:12px;}
@media(max-width:520px){.travel-grid{grid-template-columns:repeat(2,1fr);}}
.travel-opt{background:var(--paper-2);border-radius:9px;padding:10px 6px;text-align:center;}
.travel-opt .ic{font-size:18px;}
.travel-opt .mode{font-size:11px;font-weight:700;color:var(--ink-2);margin-top:2px;}
.travel-opt .time{font-family:var(--font-mono);font-weight:700;font-size:13px;color:var(--teal-dark);}
.dist-note{font-size:12px;color:var(--text-soft);margin-top:8px;}

.contact-box{background:var(--paper-2);border-radius:10px;padding:16px;margin-top:6px;text-align:center;}
.contact-locked .lock-ic{font-size:26px;margin-bottom:6px;}
.contact-locked p{font-size:13px;color:var(--text-soft);margin:6px 0 12px;}
.contact-unlocked{font-family:var(--font-mono);font-size:16px;font-weight:700;color:var(--ink);}
.contact-unlocked .sub{font-family:var(--font-body);font-weight:500;font-size:12px;color:var(--text-soft);margin-top:4px;}

/* ---- modal ---- */
.modal-backdrop{position:fixed;inset:0;background:rgba(18,39,64,0.55);display:flex;align-items:center;justify-content:center;z-index:100;padding:16px;}
.modal{background:#fff;border-radius:16px;padding:26px;max-width:380px;width:100%;box-shadow:0 20px 50px rgba(0,0,0,0.3);}
.modal h3{margin:0 0 6px;color:var(--ink);}
.modal p{font-size:13.5px;color:var(--text-soft);line-height:1.5;}
.modal .close-x{float:right;background:none;border:none;font-size:18px;color:var(--text-soft);cursor:pointer;}
.pay-amount{font-family:var(--font-mono);font-size:32px;font-weight:800;color:var(--gold-dark);text-align:center;margin:12px 0;}
.spinner{width:18px;height:18px;border:2.5px solid rgba(255,255,255,0.4);border-top-color:#fff;border-radius:50%;display:inline-block;animation:spin .7s linear infinite;}
@keyframes spin{to{transform:rotate(360deg);}}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-soft);}
.empty-state .ic{font-size:40px;margin-bottom:10px;}
.footnote{text-align:center;font-size:11.5px;color:var(--text-soft);margin-top:40px;padding-top:16px;border-top:1px solid var(--line);}
.status-note{font-size:13px;text-align:center;margin-top:10px;color:var(--text-soft);}
.status-note.ok{color:var(--teal-dark);font-weight:700;}
.status-note.fail{color:var(--rust);font-weight:700;}

/* ---- site footer ---- */
.site-footer{background:var(--ink);color:var(--paper);margin-top:56px;}
.footer-inner{
  max-width:1080px;margin:0 auto;padding:36px 18px 24px;
  display:flex;justify-content:space-between;align-items:flex-start;gap:24px;flex-wrap:wrap;
}
.footer-brand .footer-logo{font-family:var(--font-display);font-size:19px;font-weight:700;display:flex;align-items:center;gap:8px;color:var(--paper);}
.footer-brand .footer-logo .dot{width:9px;height:9px;border-radius:50%;background:var(--gold);display:inline-block;}
.footer-brand .footer-tagline{margin:8px 0 0;font-size:13px;color:rgba(251,248,242,0.65);max-width:280px;line-height:1.5;}
.footer-links{display:flex;flex-wrap:wrap;gap:10px;}
.footer-link{
  display:flex;align-items:center;gap:8px;
  background:rgba(251,248,242,0.08);border:1px solid rgba(251,248,242,0.14);
  padding:9px 14px;border-radius:9px;font-size:13px;font-weight:600;color:var(--paper);
  text-decoration:none;transition:background .15s ease;white-space:nowrap;
}
.footer-link:hover{background:rgba(251,248,242,0.16);}
.footer-ic{font-size:15px;line-height:1;}
.footer-bottom{
  border-top:1px solid rgba(251,248,242,0.12);
  text-align:center;padding:16px 18px;font-size:11.5px;color:rgba(251,248,242,0.5);
}
@media(max-width:640px){
  .footer-inner{flex-direction:column;}
  .footer-links{width:100%;}
  .footer-link{flex:1 1 calc(50% - 5px);justify-content:center;}
}

/* ---- admin dashboard ---- */
.admin-header{margin:10px 0 20px;}
.admin-header h1{font-size:26px;margin:0 0 4px;color:var(--ink);}
.admin-header p{margin:0;color:var(--text-soft);font-size:14px;}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:28px;}
.stat-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;}
.stat-card .stat-label{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--text-soft);margin-bottom:8px;}
.stat-card .stat-value{font-family:var(--font-mono);font-size:26px;font-weight:800;color:var(--ink);line-height:1.1;}
.stat-card .stat-sub{font-size:12px;color:var(--teal-dark);margin-top:4px;font-weight:600;}

.admin-section{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:24px;}
.admin-section h2{font-size:17px;margin:0 0 14px;color:var(--ink);}
.admin-tabs{display:flex;gap:6px;overflow-x:auto;margin-bottom:20px;padding-bottom:2px;}
.admin-tab{flex:0 0 auto;padding:9px 16px;border-radius:9px;border:1.5px solid var(--line);background:#fff;font-weight:700;font-size:13.5px;color:var(--ink-2);white-space:nowrap;}
.admin-tab.active{background:var(--ink);color:var(--paper);border-color:var(--ink);}
.admin-panel{display:none;}
.admin-panel.active{display:block;}

.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.data-table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:560px;}
table.data-table th{text-align:left;font-size:11.5px;text-transform:uppercase;letter-spacing:.04em;color:var(--text-soft);font-weight:700;padding:8px 10px;border-bottom:2px solid var(--line);white-space:nowrap;}
table.data-table td{padding:10px;border-bottom:1px solid var(--line);vertical-align:middle;color:var(--text);}
table.data-table tr:last-child td{border-bottom:none;}
table.data-table td.num{font-family:var(--font-mono);}
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:11px;font-weight:700;}
.badge.success{background:rgba(42,157,143,0.15);color:var(--teal-dark);}
.badge.failed{background:rgba(214,83,59,0.15);color:var(--rust);}
.badge.pending{background:rgba(242,169,59,0.2);color:var(--gold-dark);}
.badge.admin{background:rgba(18,39,64,0.1);color:var(--ink);}
.icon-btn{background:none;border:none;color:var(--rust);font-weight:700;font-size:13px;cursor:pointer;padding:4px 8px;border-radius:6px;}
.icon-btn:hover{background:rgba(214,83,59,0.1);}
.admin-empty{padding:24px;text-align:center;color:var(--text-soft);font-size:13.5px;}

@media(max-width:640px){
  .admin-header h1{font-size:22px;}
  .stat-card .stat-value{font-size:22px;}
  .admin-section{padding:16px;}
}