:root {
  --bg: #f3f5f4;
  --panel: #ffffff;
  --side: #0f2e28;
  --side-2: #163a32;
  --accent: #b86b3d;
  --text: #1c2421;
  --muted: #66726c;
  --line: #e4ebe7;
  --ok: #1f7a45;
  --danger: #b42318;
  --warn: #b54708;
  --info: #175cd3;
  --radius: 14px;
  --font: "DM Sans", system-ui, sans-serif;
  --safe-b: env(safe-area-inset-bottom, 0px);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body, .admin-body {
  margin: 0; font-family: var(--font); background: var(--bg); color: var(--text);
}
a { color: inherit; text-decoration: none; }
button, .btn, a { -webkit-tap-highlight-color: transparent; touch-action: manipulation; }

.admin-shell { display: grid; grid-template-columns: 270px 1fr; min-height: 100vh; }
.sidebar {
  background: linear-gradient(180deg, var(--side), var(--side-2));
  color: rgba(255,255,255,.9); padding: 1rem .75rem 1.5rem;
  position: sticky; top: 0; height: 100vh; overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.sidebar-top {
  display: flex; align-items: center; justify-content: space-between;
  padding: .35rem .55rem 1rem; gap: .5rem;
}
.sidebar .brand { font-weight: 700; font-size: 1.15rem; color: #fff; }
.sidebar .brand span { color: #d4b896; }
.sidebar-close {
  display: none; width: 42px; height: 42px; border-radius: 11px;
  border: 1px solid rgba(255,255,255,.18); background: rgba(255,255,255,.08);
  color: #fff; place-items: center; cursor: pointer;
}
.side-label {
  margin: .85rem .65rem .35rem; font-size: .68rem; letter-spacing: .1em;
  text-transform: uppercase; color: rgba(255,255,255,.45); font-weight: 700;
}
.side-nav { list-style: none; margin: 0; padding: 0; display: grid; gap: .15rem; }
.side-nav a {
  display: flex; align-items: center; gap: .65rem; padding: .72rem .8rem;
  border-radius: 12px; font-size: .92rem; color: rgba(255,255,255,.82); min-height: 46px;
}
.side-nav a:hover, .side-nav a.active {
  background: rgba(255,255,255,.12); color: #fff;
}
.side-nav a.active { box-shadow: inset 3px 0 0 #d4b896; }
.nav-ico {
  width: 1.35rem; height: 1.35rem; display: inline-flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: inherit;
}
.nav-ico svg { width: 1.15rem; height: 1.15rem; display: block; }
.logout-link { color: #ffc9c0 !important; }

.main { min-width: 0; display: flex; flex-direction: column; }
.topbar {
  background: var(--panel); border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: center;
  padding: .7rem 1rem; position: sticky; top: 0; z-index: 20;
  gap: .75rem;
}
.topbar-left, .topbar-right { display: flex; align-items: center; gap: .55rem; min-width: 0; }
.topbar-title { font-size: 1rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.side-toggle {
  display: none; width: 44px; height: 44px; border-radius: 12px;
  border: 1px solid var(--line); background: #fff; padding: 0 11px;
  flex-direction: column; justify-content: center; gap: 5px; cursor: pointer;
}
.side-toggle span { display: block; height: 2px; background: var(--side); border-radius: 2px; }
.admin-chip {
  background: #eef3f1; color: var(--side); font-weight: 700; font-size: .82rem;
  padding: .45rem .7rem; border-radius: 999px; max-width: 160px;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
  display: inline-flex; align-items: center; gap: .35rem;
}
.topbar-wa {
  width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center;
  background: #e9f9ef; border: 1px solid #c8efd8; color: #128C7E;
}
.topbar-wa .nav-ico, .topbar-svg { color: inherit; }
.topbar-logout {
  background: #fff !important; color: var(--danger) !important; border: 1px solid #f3c1c1 !important;
  gap: .35rem; min-height: 40px; padding: .45rem .75rem;
}
.topbar-logout:hover { background: #fef3f2 !important; }
.topbar-logout .nav-ico { color: var(--danger); }
@media (max-width: 560px) {
  .topbar-logout .logout-text { display: none; }
  .admin-chip { max-width: 90px; }
}
.admin-backdrop {
  position: fixed; inset: 0; background: rgba(15,46,40,.4); z-index: 35;
  opacity: 0; transition: opacity .25s ease;
}
.admin-backdrop.show { opacity: 1; }

.content { padding: 1.1rem; padding-bottom: calc(1.1rem + var(--safe-b)); flex: 1; }
.page-title { margin: 0 0 1rem; font-size: 1.35rem; }
.stats {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: .75rem; margin-bottom: 1.2rem;
}
.stat {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem; box-shadow: 0 4px 14px rgba(15,46,40,.04);
}
.stat .label { color: var(--muted); font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; font-weight: 700; }
.stat .value { font-size: 1.55rem; font-weight: 700; margin-top: .25rem; color: var(--side); }
.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1rem; margin-bottom: 1rem; box-shadow: 0 4px 14px rgba(15,46,40,.03);
}
.panel h3 { margin: 0 0 .9rem; font-size: 1.02rem; }
.table-responsive { overflow-x: auto; -webkit-overflow-scrolling: touch; margin: 0 -.25rem; }
table.admin-table { width: 100%; border-collapse: collapse; font-size: .9rem; min-width: 560px; }
table.admin-table th, table.admin-table td {
  padding: .8rem .55rem; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top;
}
table.admin-table th {
  color: var(--muted); font-size: .72rem; text-transform: uppercase; letter-spacing: .04em;
  position: sticky; top: 0; background: #fff;
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .35rem;
  border: 0; border-radius: 11px; padding: .65rem 1rem; font-weight: 600; font-size: .88rem;
  cursor: pointer; background: var(--side); color: #fff; min-height: 42px;
}
.btn:hover { filter: brightness(1.06); }
.btn-accent { background: var(--accent); }
.btn-outline { background: #fff; color: var(--text); border: 1px solid var(--line); }
.btn-danger { background: var(--danger); }
.btn-sm { padding: .45rem .7rem; font-size: .8rem; min-height: 36px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; }
.form-group { margin-bottom: .9rem; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { display: block; font-weight: 600; font-size: .88rem; margin-bottom: .35rem; }
.form-control, select.form-control, textarea.form-control {
  width: 100%; border: 1px solid var(--line); border-radius: 11px;
  padding: .75rem .85rem; font: inherit; background: #fff; font-size: 16px;
}
textarea.form-control { min-height: 110px; resize: vertical; }
.checkbox { display: flex; align-items: center; gap: .5rem; font-weight: 500; min-height: 40px; }
.alert { padding: .85rem 1rem; border-radius: 12px; margin-bottom: 1rem; }
.alert-success { background: #e8f7ee; color: var(--ok); }
.alert-error { background: #fdecec; color: var(--danger); }
.badge { display: inline-block; padding: .25rem .6rem; border-radius: 999px; font-size: .75rem; font-weight: 700; text-transform: capitalize; }
.badge-new { background: #eff8ff; color: var(--info); }
.badge-contacted { background: #fef6ee; color: var(--warn); }
.badge-quoted { background: #f4f3ff; color: #5925dc; }
.badge-confirmed { background: #ecfdf3; color: var(--ok); }
.badge-completed { background: #f2f4f7; color: #344054; }
.badge-cancelled { background: #fef3f2; color: var(--danger); }
.actions { display: flex; gap: .4rem; flex-wrap: wrap; }
.toolbar {
  display: flex; justify-content: space-between; gap: .75rem; align-items: center;
  margin-bottom: 1rem; flex-wrap: wrap;
}
.thumb { width: 54px; height: 40px; object-fit: cover; border-radius: 8px; background: #ddd; }

/* Login */
.login-wrap {
  min-height: 100vh; min-height: 100dvh; display: grid; place-items: center;
  background: linear-gradient(145deg, #0f2e28, #2d6a5a 55%, #1a4a3f);
  padding: 1.1rem; padding-bottom: calc(1.1rem + var(--safe-b));
}
.login-card {
  width: min(420px, 100%); background: #fff; border-radius: 18px; padding: 1.6rem 1.35rem;
  box-shadow: 0 24px 60px rgba(0,0,0,.22);
}
.login-card h1 { margin: 0 0 .35rem; font-size: 1.45rem; color: var(--side); }
.login-card p { color: var(--muted); margin-top: 0; }
.login-card .btn { width: 100%; min-height: 48px; font-size: 1rem; }
.login-home {
  display: inline-flex; margin-top: 1rem; font-size: .88rem; font-weight: 600; color: var(--side);
}

@media (max-width: 960px) {
  .admin-shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; left: 0; top: 0; bottom: 0; width: min(300px, 88vw);
    z-index: 40; transform: translateX(-105%); transition: transform .28s cubic-bezier(.2,.8,.2,1);
    height: 100%; padding-bottom: calc(1.5rem + var(--safe-b));
  }
  .sidebar.open { transform: none; }
  .sidebar-close { display: grid; }
  .side-toggle { display: inline-flex; }
  .form-row { grid-template-columns: 1fr; }
  .content { padding: .9rem; }
  .stats { grid-template-columns: 1fr 1fr; }
  .toolbar .btn { width: 100%; }
  .toolbar { align-items: stretch; }
  .actions .btn { flex: 1 1 auto; }
  body.admin-menu-open { overflow: hidden; }
}

@media (max-width: 560px) {
  .stats { grid-template-columns: 1fr; }
  .admin-chip { max-width: 100px; }
  .page-title { font-size: 1.2rem; }
}