:root {
  --ink: #002f34;
  --ink-soft: #0a454b;
  --teal: #00a8a0;
  --teal-bright: #23e5db;
  --paper: #f2f4f5;
  --surface: #ffffff;
  --muted: #406367;
  --subtle: #7b9598;
  --border: #d8dfe0;
  --featured: #ffce32;
  --danger: #b42318;
  --font: "Plus Jakarta Sans", ui-sans-serif, system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { -webkit-font-smoothing: antialiased; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font);
  min-height: 100dvh;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, [role="button"] { cursor: pointer; font-family: inherit; }
input, select, textarea { font-family: inherit; }
.wrap { max-width: 72rem; margin: 0 auto; padding: 0 1rem; }
.site-header {
  position: sticky; top: 0; z-index: 40;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.header-row {
  display: flex; align-items: center; gap: .75rem;
  padding: .65rem 0;
}
.logo { display: flex; align-items: center; gap: .4rem; }
.logo-mark {
  width: 2rem; height: 2rem; border-radius: .4rem;
  background: var(--ink); color: var(--teal-bright);
  display: grid; place-items: center;
}
.logo-mark svg { width: 1.25rem; height: 1.25rem; fill: currentColor; }
.logo-word { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.03em; }
.city-select {
  height: 2.75rem; border: 1px solid var(--border); border-radius: .5rem;
  padding: 0 .75rem; background: var(--surface); color: var(--ink); max-width: 9rem;
}
.search-form { display: none; flex: 1; }
.search-box {
  display: flex; height: 2.75rem; width: 100%; overflow: hidden;
  border: 2px solid var(--ink); border-radius: .5rem; background: var(--surface);
}
.search-box input {
  flex: 1; border: 0; outline: none; padding: 0 .75rem; min-width: 0;
}
.search-box button {
  width: 3rem; border: 0; background: var(--teal); color: var(--ink);
}
.header-actions { margin-left: auto; display: flex; align-items: center; gap: .35rem; }
.icon-btn {
  width: 2.75rem; height: 2.75rem; display: grid; place-items: center;
  border-radius: .5rem; color: var(--ink); background: transparent; border: 0;
}
.icon-btn:hover { background: var(--paper); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .4rem;
  height: 2.75rem; padding: 0 1rem; border-radius: .5rem; border: 0;
  font-weight: 600; font-size: .9rem;
}
.btn-ink { background: var(--ink); color: var(--surface); }
.btn-ink:hover { background: var(--ink-soft); }
.btn-teal { background: var(--teal); color: var(--ink); }
.btn-outline { background: var(--surface); color: var(--ink); border: 1px solid var(--border); }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-sm { height: 2.25rem; padding: 0 .75rem; font-size: .8rem; }
.btn-sell {
  height: 2.75rem; padding: 0 1.1rem; border-radius: 999px;
  background: var(--ink); color: var(--surface);
  border: 5px solid var(--teal-bright); font-weight: 700; letter-spacing: .04em;
  text-transform: uppercase; font-size: .85rem;
}
.mobile-search { display: block; border-top: 1px solid var(--border); padding: .5rem 0 .75rem; }
@media (min-width: 768px) {
  .search-form { display: flex; }
  .mobile-search { display: none; }
  .hide-desktop { display: none !important; }
  .city-select { max-width: 11rem; }
}
@media (max-width: 767px) {
  .hide-mobile { display: none !important; }
}
.hero {
  background: var(--ink); color: var(--surface);
  padding: 1.5rem 0 1.75rem;
}
.hero h1 { margin: 0 0 .35rem; font-size: 1.6rem; font-weight: 800; }
.hero p { margin: 0; color: #b7c9cb; font-size: .95rem; }
.cats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: .5rem;
  margin: 1rem 0 1.5rem;
}
@media (min-width: 640px) { .cats { grid-template-columns: repeat(8, 1fr); } }
.cat-card {
  display: flex; flex-direction: column; align-items: center; gap: .35rem;
  padding: .7rem .3rem; border-radius: .75rem; background: var(--surface);
  border: 1px solid var(--border); text-align: center; min-height: 5.5rem;
}
.cat-card:hover { border-color: var(--teal); }
.cat-ico {
  width: 2.4rem; height: 2.4rem; border-radius: .6rem;
  background: #e7f7f6; color: var(--ink); display: grid; place-items: center;
}
.cat-card span { font-size: .7rem; font-weight: 600; line-height: 1.2; }
.section-head {
  display: flex; align-items: baseline; justify-content: space-between;
  margin: 1.25rem 0 .7rem;
}
.section-head h2 { margin: 0; font-size: 1.15rem; }
.muted { color: var(--muted); }
.subtle { color: var(--subtle); font-size: .8rem; }
.grid-ads {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: .7rem;
}
@media (min-width: 768px) { .grid-ads { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1024px) { .grid-ads { grid-template-columns: repeat(4, 1fr); } }
.ad-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: .85rem; overflow: hidden; display: flex; flex-direction: column;
}
.ad-card:hover { box-shadow: 0 6px 20px rgba(0,47,52,.08); }
.ad-photo { aspect-ratio: 4/3; background: var(--paper); position: relative; overflow: hidden; }
.ad-photo img { width: 100%; height: 100%; object-fit: cover; }
.badge {
  position: absolute; top: .5rem; left: .5rem;
  background: var(--featured); color: var(--ink);
  font-size: .65rem; font-weight: 800; letter-spacing: .04em;
  text-transform: uppercase; padding: .15rem .45rem; border-radius: 999px;
}
.ad-body { padding: .7rem .75rem .85rem; }
.ad-price { font-weight: 800; margin: 0 0 .2rem; }
.ad-title { margin: 0; font-size: .9rem; font-weight: 600; line-height: 1.3;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; min-height: 2.3em; }
.ad-meta { margin: .35rem 0 0; font-size: .75rem; color: var(--subtle); }
.fav-btn {
  position: absolute; top: .4rem; right: .4rem;
  width: 2rem; height: 2rem; border-radius: 999px; border: 0;
  background: rgba(255,255,255,.92); color: var(--ink);
  display: grid; place-items: center;
}
.fav-btn.on { color: #c2410c; }
.chips { display: flex; gap: .4rem; overflow-x: auto; padding-bottom: .3rem; }
.chip {
  flex-shrink: 0; height: 2.25rem; padding: 0 .8rem; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface);
  font-size: .8rem; font-weight: 600;
}
.chip.on { background: var(--ink); color: var(--surface); border-color: var(--ink); }
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: .9rem; padding: 1rem;
}
.page { padding: 1.25rem 0 5.5rem; }
h1.page-title { margin: 0 0 .35rem; font-size: 1.5rem; }
.form { display: grid; gap: .75rem; }
label.field { display: grid; gap: .3rem; font-size: .85rem; font-weight: 600; }
.field input, .field select, .field textarea {
  height: 2.75rem; border: 1px solid var(--border); border-radius: .5rem;
  padding: 0 .75rem; background: var(--surface); color: var(--ink);
}
.field textarea { height: 8rem; padding: .7rem .75rem; resize: vertical; }
.alert {
  border-radius: .6rem; padding: .7rem .85rem; font-size: .875rem;
}
.alert-err { background: #fef2f2; color: var(--danger); }
.alert-ok { background: #ecfdf5; color: #065f46; }
.item-layout {
  display: grid; gap: 1rem;
}
@media (min-width: 900px) {
  .item-layout { grid-template-columns: 1.4fr .8fr; align-items: start; }
}
.gallery { background: var(--surface); border-radius: .9rem; overflow: hidden; border: 1px solid var(--border); }
.gallery-main { aspect-ratio: 4/3; background: #111; }
.gallery-main img { width: 100%; height: 100%; object-fit: contain; background: #111; }
.thumbs { display: flex; gap: .4rem; padding: .6rem; overflow-x: auto; }
.thumbs a { width: 4.2rem; height: 3.2rem; flex-shrink: 0; border-radius: .4rem; overflow: hidden; border: 2px solid transparent; }
.thumbs a.on, .thumbs a:hover { border-color: var(--teal); }
.thumbs img { width: 100%; height: 100%; object-fit: cover; }
.seller-card .phone { font-weight: 700; font-size: 1.1rem; }
.attrs { display: grid; grid-template-columns: 1fr 1fr; gap: .5rem; margin-top: .75rem; }
.attr { background: var(--paper); border-radius: .5rem; padding: .55rem .7rem; }
.attr b { display: block; font-size: .7rem; color: var(--subtle); font-weight: 600; text-transform: uppercase; }
.site-footer {
  background: var(--ink); color: #b7c9cb; padding: 2rem 0 5.5rem; margin-top: 2rem;
}
@media (min-width: 768px) { .site-footer { padding-bottom: 2rem; } }
.footer-grid { display: grid; gap: 1.2rem; }
@media (min-width: 700px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.site-footer h3 { color: var(--teal-bright); font-size: .75rem; letter-spacing: .08em; margin: 0 0 .6rem; }
.site-footer a { display: block; padding: .2rem 0; color: #d5e3e4; }
.bottom-nav {
  position: fixed; inset: auto 0 0 0; z-index: 40;
  background: var(--surface); border-top: 1px solid var(--border);
  display: grid; grid-template-columns: repeat(5, 1fr);
  padding-bottom: env(safe-area-inset-bottom);
}
@media (min-width: 768px) { .bottom-nav { display: none; } }
.bottom-nav a {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: .15rem; min-height: 3.5rem; font-size: .7rem; color: var(--muted); font-weight: 500;
}
.bottom-nav a.on { color: var(--teal); }
.sell-fab {
  width: 2.5rem; height: 2.5rem; border-radius: 999px; background: var(--ink);
  color: var(--teal-bright); display: grid; place-items: center; transform: translateY(-4px);
}
.admin-header {
  background: var(--ink); color: var(--surface);
  position: sticky; top: 0; z-index: 40;
}
.admin-header .logo-word { color: var(--surface); }
.admin-header .wrap { display: flex; align-items: center; gap: .75rem; padding: .65rem 1rem; }
.admin-badge {
  background: var(--teal-bright); color: var(--ink);
  font-size: .65rem; font-weight: 800; letter-spacing: .08em;
  padding: .15rem .5rem; border-radius: 999px;
}
.admin-header a.view { color: var(--surface); font-weight: 600; margin-left: auto; }
.kpis { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; }
@media (min-width: 800px) { .kpis { grid-template-columns: repeat(4, 1fr); } }
.kpi { background: var(--surface); border: 1px solid var(--border); border-radius: .8rem; padding: .9rem; }
.kpi span { display: block; font-size: .7rem; font-weight: 700; text-transform: uppercase; color: var(--muted); }
.kpi strong { font-size: 1.5rem; }
.tabs { display: flex; gap: .25rem; background: var(--surface); border: 1px solid var(--border); border-radius: .8rem; padding: .25rem; margin: 1rem 0; }
.tabs a {
  flex: 1; text-align: center; padding: .65rem .4rem; border-radius: .55rem;
  font-weight: 600; font-size: .9rem; color: var(--muted);
}
.tabs a.on { background: var(--ink); color: var(--surface); }
.row-ad {
  display: flex; gap: .75rem; background: var(--surface);
  border: 1px solid var(--border); border-radius: .8rem; padding: .7rem; margin-bottom: .55rem;
}
.row-ad img { width: 5.5rem; height: 5.5rem; object-fit: cover; border-radius: .5rem; background: var(--paper); }
.actions { display: flex; flex-wrap: wrap; gap: .4rem; margin-top: .4rem; }
.photos-pick { display: grid; grid-template-columns: repeat(4, 1fr); gap: .4rem; }
.photos-pick label { border: 2px solid var(--border); border-radius: .5rem; overflow: hidden; cursor: pointer; }
.photos-pick label.on { border-color: var(--teal); }
.photos-pick img { aspect-ratio: 1; object-fit: cover; width: 100%; }
.chat-layout { display: grid; gap: 0; background: var(--surface); border: 1px solid var(--border); border-radius: .9rem; overflow: hidden; min-height: 24rem; }
@media (min-width: 800px) { .chat-layout { grid-template-columns: 16rem 1fr; } }
.chat-list a { display: block; padding: .75rem; border-bottom: 1px solid var(--border); }
.chat-list a.on { background: var(--paper); }
.bubbles { padding: 1rem; display: flex; flex-direction: column; gap: .45rem; min-height: 16rem; }
.bubble { max-width: 75%; padding: .55rem .75rem; border-radius: .7rem; background: var(--paper); }
.bubble.me { margin-left: auto; background: var(--ink); color: var(--surface); }
.chat-form { display: flex; gap: .4rem; padding: .7rem; border-top: 1px solid var(--border); }
.chat-form input { flex: 1; height: 2.6rem; border: 1px solid var(--border); border-radius: .5rem; padding: 0 .75rem; }
.empty { text-align: center; padding: 2.5rem 1rem; color: var(--muted); }
.user-chip { display: flex; align-items: center; gap: .45rem; font-size: .85rem; }
.avatar {
  width: 2rem; height: 2rem; border-radius: 999px; background: #d9eeec;
  display: grid; place-items: center; font-weight: 700; font-size: .8rem;
}
.login-box { max-width: 26rem; margin: 3rem auto; }
.status-pill {
  display: inline-block; font-size: .65rem; font-weight: 800; text-transform: uppercase;
  letter-spacing: .04em; padding: .15rem .45rem; border-radius: 999px;
  background: #d9eeec; color: var(--ink);
}
.status-pill.sold { background: var(--paper); color: var(--muted); }
.bar-row { display: flex; align-items: center; gap: .5rem; margin: .35rem 0; font-size: .8rem; }
.bar { flex: 1; height: .5rem; background: var(--paper); border-radius: 999px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--teal); }