*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --surface-0: #f5f5f3;
  --surface-1: #ededea;
  --surface-2: #ffffff;
  --text-primary: #1a1a18;
  --text-secondary: #6b6b68;
  --text-muted: #9b9b98;
  --text-danger: #a32d2d;
  --text-success: #0f6e56;
  --text-accent: #185fa5;
  --border: rgba(0,0,0,0.1);
  --border-strong: rgba(0,0,0,0.18);
  --border-danger: #f09595;
  --border-success: #5DCAA5;
  --bg-danger: #fcebeb;
  --bg-success: #e1f5ee;
  --bg-accent: #e6f1fb;
  --radius: 10px;
  --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', monospace;
}

@media (prefers-color-scheme: dark) {
  :root {
    --surface-0: #1a1a18;
    --surface-1: #242422;
    --surface-2: #2c2c2a;
    --text-primary: #f0efe8;
    --text-secondary: #a8a8a3;
    --text-muted: #6b6b68;
    --text-danger: #f09595;
    --text-success: #5DCAA5;
    --text-accent: #85b7eb;
    --border: rgba(255,255,255,0.1);
    --border-strong: rgba(255,255,255,0.18);
    --border-danger: #a32d2d;
    --border-success: #0f6e56;
    --bg-danger: #2a1010;
    --bg-success: #062118;
    --bg-accent: #051c33;
  }
}

body { font-family: var(--font-sans); background: var(--surface-0); color: var(--text-primary); min-height: 100vh; }

/* NAV */
.nav { background: var(--surface-2); border-bottom: 0.5px solid var(--border); padding: 0 1.25rem; height: 54px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 10; }
.nav-brand { display: flex; align-items: center; gap: 10px; }
.nav-logo { width: 30px; height: 30px; background: #1877F2; border-radius: 7px; display: flex; align-items: center; justify-content: center; }
.nav-logo i { color: white; font-size: 17px; }
.nav-title { font-size: 14px; font-weight: 500; color: var(--text-primary); }
.nav-right { display: flex; align-items: center; gap: 8px; }
.avatar { width: 30px; height: 30px; border-radius: 50%; background: var(--bg-accent); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 500; color: var(--text-accent); flex-shrink: 0; }
.avatar.admin { background: var(--bg-danger); color: var(--text-danger); }
.client-name { font-size: 13px; color: var(--text-secondary); }
.btn-ghost { background: transparent; border: 0.5px solid var(--border-strong); border-radius: var(--radius); padding: 6px 10px; font-size: 13px; color: var(--text-secondary); cursor: pointer; display: flex; align-items: center; gap: 5px; }
.btn-ghost:hover { background: var(--surface-1); }

/* LOGIN */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 2rem; }
.login-card { background: var(--surface-2); border: 0.5px solid var(--border); border-radius: 16px; padding: 2.5rem 2rem; width: 100%; max-width: 360px; }
.login-logo-big { width: 52px; height: 52px; background: #1877F2; border-radius: 13px; display: flex; align-items: center; justify-content: center; margin: 0 auto 14px; }
.login-logo-big i { color: white; font-size: 28px; }
.login-title { font-size: 19px; font-weight: 500; color: var(--text-primary); text-align: center; margin-bottom: 6px; }
.login-sub { font-size: 13px; color: var(--text-secondary); text-align: center; margin-bottom: 1.75rem; line-height: 1.5; }
.field { margin-bottom: 1rem; }
.field label { font-size: 13px; color: var(--text-secondary); display: block; margin-bottom: 6px; }
.field input, .field select { width: 100%; padding: 10px 12px; border: 0.5px solid var(--border-strong); border-radius: var(--radius); font-size: 14px; background: var(--surface-1); color: var(--text-primary); outline: none; font-family: var(--font-sans); }
.field input:focus, .field select:focus { border-color: #1877F2; box-shadow: 0 0 0 3px rgba(24,119,242,0.1); }
.btn-login { background: #1877F2; border: none; border-radius: var(--radius); padding: 11px 20px; font-size: 14px; color: white; cursor: pointer; font-weight: 500; width: 100%; margin-top: 4px; }
.btn-login:hover { background: #1565D8; }
.login-error { font-size: 13px; color: var(--text-danger); background: var(--bg-danger); border: 0.5px solid var(--border-danger); border-radius: var(--radius); padding: 8px 12px; margin-bottom: 12px; }
.demo-hint { margin-top: 1.25rem; font-size: 12px; color: var(--text-muted); text-align: center; line-height: 1.6; }
.demo-pills { display: flex; gap: 6px; flex-wrap: wrap; justify-content: center; margin-top: 6px; }
.demo-pill { background: var(--surface-1); border: 0.5px solid var(--border); border-radius: 20px; padding: 4px 10px; font-size: 11px; font-family: var(--font-mono); color: var(--text-secondary); cursor: pointer; }
.demo-pill:hover { border-color: var(--border-strong); }

/* REPORT */
.page { padding: 1.5rem; max-width: 600px; margin: 0 auto; }
.page-title { font-size: 18px; font-weight: 500; color: var(--text-primary); margin-bottom: 4px; }
.page-sub { font-size: 13px; color: var(--text-secondary); margin-bottom: 1.75rem; line-height: 1.5; }

.structure-label { font-size: 11px; font-weight: 500; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 10px; }

/* Asset cards */
.asset-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 1.5rem; }

.asset-item { position: relative; background: var(--surface-2); border: 1.5px solid var(--border); border-radius: 12px; padding: 14px 16px; cursor: pointer; display: flex; align-items: center; gap: 14px; transition: border-color 0.12s, background 0.12s; user-select: none; }
.asset-item:hover { border-color: var(--border-strong); }
.asset-item input[type="radio"] { position: absolute; opacity: 0; pointer-events: none; }
.asset-item.selected { border-color: #E24B4A; background: var(--bg-danger); }

.asset-icon { width: 40px; height: 40px; border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.asset-icon.bm      { background: rgba(24,119,242,0.1); }
.asset-icon.bm i    { color: #1877F2; font-size: 20px; }
.asset-icon.page    { background: rgba(24,119,242,0.1); }
.asset-icon.page i  { color: #1877F2; font-size: 20px; }
.asset-icon.profile { background: var(--bg-accent); }
.asset-icon.profile i { color: var(--text-accent); font-size: 20px; }

.asset-item.selected .asset-icon { background: rgba(226,75,74,0.12); }
.asset-item.selected .asset-icon i { color: #E24B4A; }

.asset-text { flex: 1; min-width: 0; }
.asset-name { font-size: 14px; font-weight: 500; color: var(--text-primary); }
.asset-type { font-size: 12px; color: var(--text-secondary); margin-top: 1px; }
.asset-item.selected .asset-name { color: var(--text-danger); }
.asset-item.selected .asset-type { color: var(--text-danger); opacity: 0.7; }

.check-circle { width: 22px; height: 22px; border-radius: 50%; border: 1.5px solid var(--border-strong); flex-shrink: 0; display: flex; align-items: center; justify-content: center; }
.asset-item.selected .check-circle { background: #E24B4A; border-color: #E24B4A; }
.check-circle i { display: none; }
.asset-item.selected .check-circle i { display: block; color: white; font-size: 13px; }

.btn-notify { background: #E24B4A; border: none; border-radius: var(--radius); padding: 13px 20px; font-size: 15px; color: white; cursor: pointer; font-weight: 500; width: 100%; display: flex; align-items: center; justify-content: center; gap: 8px; }
.btn-notify:hover { background: #c73b3a; }

.selection-info { font-size: 13px; color: var(--text-secondary); text-align: center; margin-bottom: 10px; min-height: 20px; }
.selection-info span { color: var(--text-danger); font-weight: 500; }

/* SUCCESS */
.success-wrap { padding: 3rem 1.5rem; text-align: center; max-width: 400px; margin: 0 auto; }
.success-icon { width: 60px; height: 60px; border-radius: 50%; background: var(--bg-success); display: flex; align-items: center; justify-content: center; margin: 0 auto 1.25rem; }
.success-icon i { font-size: 30px; color: var(--text-success); }
.success-title { font-size: 19px; font-weight: 500; color: var(--text-primary); margin-bottom: 8px; }
.success-body { font-size: 14px; color: var(--text-secondary); line-height: 1.7; margin-bottom: 1.5rem; }
.success-asset-list { text-align: left; list-style: none; margin: 10px 0; padding: 0; }
.success-asset-list li { background: var(--surface-1); border-radius: 8px; padding: 8px 12px; margin-bottom: 6px; color: var(--text-primary); font-size: 13px; }
.ticket-badge { display: inline-block; background: var(--surface-1); border: 0.5px solid var(--border-strong); border-radius: var(--radius); padding: 7px 14px; font-size: 13px; font-weight: 500; color: var(--text-primary); margin-bottom: 1.75rem; font-family: var(--font-mono); letter-spacing: 0.04em; }
.btn-back { display: inline-block; text-decoration: none; background: transparent; border: 0.5px solid var(--border-strong); border-radius: var(--radius); padding: 10px 20px; font-size: 14px; color: var(--text-primary); cursor: pointer; }
.btn-back:hover { background: var(--surface-1); }

/* ADMIN */
.admin-tabs { display: flex; border-bottom: 0.5px solid var(--border); background: var(--surface-2); padding: 0 1.5rem; }
.tab { padding: 13px 14px; font-size: 13px; color: var(--text-secondary); cursor: pointer; border-bottom: 2px solid transparent; margin-bottom: -0.5px; text-decoration: none; }
.tab.active { color: #1877F2; border-bottom-color: #1877F2; font-weight: 500; }

.stat-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; padding: 1.25rem 1.5rem; }
@media (max-width:460px) { .stat-row { grid-template-columns: 1fr 1fr; } }
.stat-card { background: var(--surface-1); border-radius: var(--radius); padding: 1rem; }
.stat-label { font-size: 12px; color: var(--text-secondary); margin-bottom: 3px; }
.stat-val { font-size: 24px; font-weight: 500; color: var(--text-primary); }

.t-icon { width: 36px; height: 36px; border-radius: 9px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.t-bm      { background: rgba(24,119,242,0.1); }
.t-bm i    { color: #1877F2; font-size: 18px; }
.t-page    { background: rgba(24,119,242,0.1); }
.t-page i  { color: #1877F2; font-size: 18px; }
.t-profile { background: var(--bg-accent); }
.t-profile i { color: var(--text-accent); font-size: 18px; }

/* KANBAN */
.tickets-filter-row { display: flex; align-items: center; gap: 10px; margin: 1.25rem 1.5rem 0; flex-wrap: wrap; }
.tickets-filter-row .usuarios-search { flex: 1; min-width: 200px; margin: 0; }
.filter-select { padding: 9px 12px; border: 0.5px solid var(--border-strong); border-radius: var(--radius); font-size: 13px; background: var(--surface-1); color: var(--text-primary); font-family: var(--font-sans); outline: none; }
.date-range { display: flex; align-items: center; gap: 6px; }
.date-range input[type="date"] { padding: 8px 10px; border: 0.5px solid var(--border-strong); border-radius: var(--radius); font-size: 13px; background: var(--surface-1); color: var(--text-primary); font-family: var(--font-sans); outline: none; }
.date-range span { color: var(--text-muted); font-size: 13px; }

.kanban-card.filtered-out { display: none; }

.kanban-board { display: flex; gap: 12px; padding: 1.25rem 1.5rem 2rem; align-items: flex-start; overflow-x: auto; }
.kanban-column { flex: 1; min-width: 260px; background: var(--surface-1); border-radius: 12px; padding: 10px; }
.kanban-header { display: flex; align-items: center; justify-content: space-between; padding: 4px 6px 12px; font-size: 11px; font-weight: 500; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.05em; }
.kanban-count { background: var(--surface-2); border: 0.5px solid var(--border); border-radius: 20px; padding: 2px 8px; font-size: 11px; color: var(--text-primary); font-weight: 500; }

.kanban-cards { display: flex; flex-direction: column; gap: 8px; min-height: 60px; border-radius: 10px; padding: 2px; transition: background 0.12s; }
.kanban-cards.drag-over { background: var(--bg-accent); }

.kanban-card { background: var(--surface-2); border: 0.5px solid var(--border); border-radius: 10px; padding: 10px 12px; cursor: grab; }
.kanban-card:active { cursor: grabbing; }
.kc-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }
.kc-id { font-size: 11px; font-family: var(--font-mono); color: var(--text-muted); }
.kc-client { font-size: 13px; font-weight: 500; color: var(--text-primary); }
.kc-asset { font-size: 12px; color: var(--text-secondary); margin-top: 2px; }
.kc-more { background: none; border: none; padding: 0; margin-left: 4px; color: var(--text-accent); font-size: 11px; cursor: pointer; text-decoration: underline; }

.activos-popup-list { display: flex; flex-direction: column; gap: 6px; margin-bottom: 1.25rem; max-height: 240px; overflow-y: auto; }
.activos-popup-item { background: var(--surface-1); border: 0.5px solid var(--border); border-radius: 8px; padding: 8px 10px; font-size: 13px; color: var(--text-primary); }
.kc-time { font-size: 11px; color: var(--text-muted); margin-top: 8px; }

.kc-actions { display: flex; justify-content: flex-end; margin-top: 10px; }
.btn-notify-ticket { background: transparent; border: 0.5px solid var(--border-strong); border-radius: 8px; padding: 6px 10px; font-size: 12px; color: var(--text-accent); cursor: pointer; display: flex; align-items: center; gap: 5px; }
.btn-notify-ticket:hover { background: var(--bg-accent); border-color: var(--text-accent); }
.btn-notify-ticket i { font-size: 13px; }

/* USUARIOS */
.subtabs-row { display: flex; align-items: center; justify-content: space-between; padding-right: 1.5rem; }
.subtabs-row .admin-tabs { flex: 1; }

.btn-add-user { background: #1877F2; border: none; border-radius: var(--radius); padding: 9px 16px; font-size: 13px; color: white; cursor: pointer; font-weight: 500; display: flex; align-items: center; gap: 6px; flex-shrink: 0; margin-left: auto; }
.btn-add-user:hover { background: #1565D8; }

.usuarios-search-row { display: flex; align-items: center; gap: 12px; margin: 1.25rem 1.5rem 0; }
.usuarios-search { flex: 1; display: flex; align-items: center; gap: 8px; padding: 9px 12px; background: var(--surface-1); border: 0.5px solid var(--border-strong); border-radius: var(--radius); }
.usuarios-search i { color: var(--text-muted); font-size: 15px; flex-shrink: 0; }
.usuarios-search input { flex: 1; border: none; background: transparent; outline: none; font-size: 13px; color: var(--text-primary); font-family: var(--font-sans); }
.usuarios-search input::placeholder { color: var(--text-muted); }

.usuarios-list { padding: 1rem 1.5rem 2rem; }
.usuarios-empty { color: var(--text-secondary); font-size: 13px; }

.user-row { background: var(--surface-2); border: 0.5px solid var(--border); border-radius: 12px; padding: 1rem 1.25rem; margin-bottom: 8px; display: flex; align-items: center; gap: 12px; }
.u-icon { width: 36px; height: 36px; border-radius: 9px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.u-icon.u-cliente { background: rgba(24,119,242,0.1); }
.u-icon.u-cliente i { color: #1877F2; font-size: 18px; }
.u-icon.u-admin { background: var(--bg-danger); }
.u-icon.u-admin i { color: var(--text-danger); font-size: 18px; }

.u-info { flex: 1; min-width: 0; }
.u-name { font-size: 13px; font-weight: 500; color: var(--text-primary); }
.u-field { font-size: 12px; color: var(--text-secondary); display: flex; align-items: center; gap: 6px; margin-top: 3px; }
.u-field .mono { font-family: var(--font-mono); color: var(--text-primary); }

.u-meta { text-align: right; flex-shrink: 0; display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }
.u-id { font-size: 11px; font-family: var(--font-mono); color: var(--text-muted); }
.u-actions { display: flex; align-items: center; gap: 6px; }

.btn-copy { background: transparent; border: none; border-radius: 6px; width: 20px; height: 20px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; color: var(--text-secondary); flex-shrink: 0; }
.btn-copy:hover { background: var(--surface-1); color: var(--text-accent); }
.btn-copy i { font-size: 12px; }

.btn-edit { background: transparent; border: 0.5px solid var(--border-strong); border-radius: 8px; width: 28px; height: 28px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; color: var(--text-secondary); flex-shrink: 0; }
.btn-edit:hover { background: var(--surface-1); color: var(--text-accent); border-color: var(--text-accent); }
.btn-edit i { font-size: 14px; }

.btn-add-structure { background: transparent; border: 0.5px solid var(--border-strong); border-radius: 8px; height: 28px; padding: 0 10px; display: inline-flex; align-items: center; gap: 4px; font-size: 12px; color: var(--text-secondary); cursor: pointer; white-space: nowrap; }
.btn-add-structure:hover { background: var(--surface-1); color: var(--text-accent); border-color: var(--text-accent); }
.btn-add-structure i { font-size: 13px; }

.btn-caret i { transition: transform 0.15s; }
.btn-caret.open i { transform: rotate(180deg); }

.u-estructuras { margin: 0 0 8px 48px; display: flex; flex-direction: column; gap: 6px; }
.estructura-row { background: var(--surface-1); border: 0.5px solid var(--border); border-radius: 10px; padding: 8px 12px; display: flex; align-items: center; gap: 10px; }
.e-icon { width: 30px; height: 30px; border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.e-icon.bm, .e-icon.page { background: rgba(24,119,242,0.1); }
.e-icon.bm i, .e-icon.page i { color: #1877F2; font-size: 15px; }
.e-icon.page i { font-size: 13px; }
.e-icon.profile { background: var(--bg-accent); }
.e-icon.profile i { color: var(--text-accent); font-size: 15px; }
.e-info { flex: 1; min-width: 0; }
.e-name { font-size: 12px; font-weight: 500; color: var(--text-primary); }
.e-type { font-size: 11px; color: var(--text-secondary); margin-top: 1px; }
.e-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }

.btn-delete { background: transparent; border: 0.5px solid var(--border-strong); border-radius: 8px; width: 28px; height: 28px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; color: var(--text-secondary); flex-shrink: 0; }
.btn-delete:hover { background: var(--bg-danger); color: var(--text-danger); border-color: var(--text-danger); }
.btn-delete i { font-size: 14px; }

.btn-caret { background: transparent; border: 0.5px solid var(--border-strong); border-radius: 8px; width: 28px; height: 28px; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; color: var(--text-secondary); flex-shrink: 0; }
.btn-caret:hover { background: var(--surface-1); color: var(--text-accent); border-color: var(--text-accent); }
.btn-caret i { font-size: 13px; }

.user-dialog { margin: auto; border: 0.5px solid var(--border); border-radius: 16px; padding: 1.75rem; width: 100%; max-width: 340px; background: var(--surface-2); color: var(--text-primary); }
.user-dialog::backdrop { background: rgba(0,0,0,0.4); }
.dialog-title { font-size: 17px; font-weight: 500; margin-bottom: 1.25rem; }
.dialog-body-text { font-size: 14px; color: var(--text-secondary); line-height: 1.5; margin-bottom: 1.25rem; }
.dialog-body-danger { color: var(--text-danger); }
.dialog-actions { display: flex; gap: 8px; margin-top: 4px; }
.dialog-actions button { flex: 1; }