/* =========================================================
   GIO Task Manager — app.css (Reemplazo completo)
   Basado en tu style.css (paleta + estilo) + mejoras de contraste
   ========================================================= */

/* -----------------------------
   1) Variables de tema
   ----------------------------- */
:root{
  /* Base (tu paleta) */
  --primary: #00B3EB;
  --secondary: #029DAB;
  --accent: #E84042;
  --accent2: #F2843D;
  --accent3: #B13989;

  /* Dark (default) */
  --bg: #0B0F14;
  --card: #111827;
  --text: #e5e7eb;
  --muted: #9ca3af;
  --border: rgba(255,255,255,0.10);
  --shadow: 0 10px 30px rgba(0,0,0,.35);

  /* UI extras */
  --radius: 18px;
  --radius-sm: 12px;

  --focus: rgba(0,179,235,0.45);
  --chip: rgba(255,255,255,0.06);
  --chip-2: rgba(0,179,235,0.10);

  --danger: #EF4444;
  --warn: #F59E0B;
  --ok: #22C55E;

  --sidebar: #0A0E13;
  --sidebar-2: #0B1220;

  /* Tables */
  --table-head: rgba(0,0,0,0.18);
  --table-row-hover: rgba(0,179,235,0.07);
  --table-row-alt: rgba(255,255,255,0.02);

  /* Inputs */
  --input-bg: rgba(0,0,0,0.25);
  --input-bg-2: rgba(255,255,255,0.06);

  /* Topbar */
  --topbar-bg: rgba(11,15,20,0.72);

  /* Links */
  --link: var(--primary);
  --link-hover: rgba(0,179,235,0.85);

  /* Gradients */
  --grad-brand: linear-gradient(90deg, var(--primary), var(--secondary));
  --grad-danger: linear-gradient(90deg, var(--accent), var(--accent3));
}

/* Light theme (mantiene tu identidad, pero con contraste real) */
html[data-theme="light"]{
  --bg: #F7FAFF;
  --card: #FFFFFF;
  --text: #0B1220;
  --muted: rgba(11,18,32,0.65);
  --border: rgba(11,18,32,0.12);
  --shadow: 0 10px 28px rgba(2, 27, 69, .12);

  --chip: rgba(2, 27, 69, 0.06);
  --chip-2: rgba(0,179,235,0.12);

  --sidebar: #071018;
  --sidebar-2: #0B1220;

  --table-head: rgba(2,27,69,0.05);
  --table-row-hover: rgba(0,179,235,0.10);
  --table-row-alt: rgba(2,27,69,0.03);

  --input-bg: rgba(2,27,69,0.04);
  --input-bg-2: rgba(2,27,69,0.06);

  --topbar-bg: rgba(247,250,255,0.75);
}

/* Si no se define data-theme, usa dark por defecto */
html:not([data-theme]){ background: var(--bg); }

/* -----------------------------
   2) Reset / base
   ----------------------------- */
*{ box-sizing:border-box; }
html, body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background:
    radial-gradient(1200px 600px at 20% 0%, rgba(0,179,235,0.15), transparent 60%),
    radial-gradient(900px 500px at 80% 10%, rgba(232,64,66,0.12), transparent 55%),
    var(--bg);
}

a{ color: var(--link); text-decoration:none; }
a:hover{ color: var(--link-hover); text-decoration: underline; }

img{ max-width:100%; display:block; }

hr.sep{
  border:0;
  border-top:1px solid var(--border);
  margin: 16px 0;
}

::selection{
  background: rgba(0,179,235,0.28);
}

/* Accesibilidad foco */
:focus-visible{
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-radius: 10px;
}

/* Scrollbar (suave, no intrusivo) */
*{
  scrollbar-width: thin;
  scrollbar-color: rgba(0,179,235,0.35) transparent;
}
*::-webkit-scrollbar{ width:10px; height:10px; }
*::-webkit-scrollbar-thumb{
  background: rgba(0,179,235,0.30);
  border-radius: 999px;
  border: 2px solid transparent;
  background-clip: content-box;
}
*::-webkit-scrollbar-track{ background: transparent; }

/* -----------------------------
   3) Layout principal
   ----------------------------- */
.app-shell{
  min-height: 100dvh;
  display:grid;
  grid-template-columns: 290px 1fr;
}

/* Sidebar */
.sidebar{
  position: sticky;
  top:0;
  height: 100dvh;
  overflow:auto;
  padding: 18px;
  color: #eaf2ff;
  background:
    radial-gradient(900px 420px at 10% 0%, rgba(0,179,235,0.18), transparent 60%),
    linear-gradient(180deg, rgba(7,16,24,0.98), rgba(11,18,32,0.98));
  border-right: 1px solid rgba(255,255,255,0.08);
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
  padding: 8px 8px 14px;
}
.logo-mark{
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display:grid;
  place-items:center;
  font-weight: 900;
  letter-spacing: .5px;
  color: #071018;
  background: var(--grad-brand);
  box-shadow: 0 10px 25px rgba(0,179,235,.25);
}
.brand-text{ line-height: 1.1; }
.brand-title{ font-weight: 800; letter-spacing: .3px; }
.brand-sub{ font-size: 13px; color: rgba(229,231,235,0.75); margin-top: 4px; }

.user-card{
  display:flex;
  align-items:center;
  gap:12px;
  padding: 12px;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.06);
}
.avatar{
  width: 44px;
  height: 44px;
  border-radius: 16px;
  display:grid;
  place-items:center;
  font-weight: 900;
  background: rgba(0,179,235,0.18);
  color: #eaf7ff;
  border: 1px solid rgba(0,179,235,0.22);
}
.user-name{ font-weight: 800; }
.user-sub{ font-size: 12px; color: rgba(229,231,235,0.70); }

.nav{
  margin-top: 14px;
  display:grid;
  gap: 8px;
}
.nav-link{
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,0.10);
  background: rgba(255,255,255,0.04);
  color: rgba(229,231,235,0.92);
  font-weight: 700;
}
.nav-link:hover{
  background: rgba(0,179,235,0.10);
  border-color: rgba(0,179,235,0.25);
}
.nav-link:active{ transform: translateY(1px); }

.sidebar-footer{
  margin-top: 18px;
  padding-top: 12px;
  border-top: 1px solid rgba(255,255,255,0.10);
  display:grid;
  gap:10px;
}
.tiny{ font-size: 11px; opacity: .8; }

/* Main */
.main{
  min-width:0;
  display:flex;
  flex-direction:column;
}

.topbar{
  position: sticky;
  top:0;
  z-index: 10;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
  background: var(--topbar-bg);
  backdrop-filter: blur(12px);
}

.crumbs .crumb{
  font-weight: 900;
  letter-spacing: .2px;
}

.topbar-right{
  display:flex;
  align-items:center;
  gap:8px;
  flex-wrap: wrap;
}

.content{ padding: 18px; }

.footer{
  padding: 14px 18px;
  border-top: 1px solid var(--border);
  color: var(--muted);
}

/* -----------------------------
   4) Componentes
   ----------------------------- */
.card{
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.03));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}
html[data-theme="light"] .card{
  background: #fff;
}

.card.inner{
  box-shadow:none;
  background: rgba(255,255,255,0.04);
}
html[data-theme="light"] .card.inner{
  background: rgba(2,27,69,0.03);
}

.card-head{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 12px;
}
.card-actions{
  display:flex;
  align-items:center;
  gap: 10px;
  flex-wrap: wrap;
}

h1,h2,h3{ margin:0 0 10px; }
h1{ font-size: 22px; letter-spacing:.2px; }
h2{ font-size: 18px; }
h3{ font-size: 16px; }

.small{ font-size: 12px; }
.muted{ color: var(--muted); }

.pill{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
  border: 1px solid var(--border);
  background: var(--chip);
  color: var(--text);
}

/* KPI */
.kpi-row{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
@media (max-width: 720px){
  .kpi-row{ grid-template-columns: repeat(2, 1fr); }
}
.kpi{
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px;
  background: rgba(0,179,235,0.08);
}
.kpi-num{
  font-size: 26px;
  font-weight: 900;
}
.kpi-label{
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 700;
}

/* Grid */
.grid{ display:grid; gap: 16px; }
.grid.two{ grid-template-columns: 1fr 1fr; }
@media (max-width: 980px){
  .grid.two{ grid-template-columns: 1fr; }
}

/* Forms */
.form{ display:grid; gap: 12px; }
.form-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (max-width: 720px){
  .form-grid{ grid-template-columns: 1fr; }
}

label{
  display:grid;
  gap: 6px;
  font-size: 12px;
  color: var(--muted);
  font-weight: 800;
}

input, select, textarea{
  width:100%;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--text);
  outline:none;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
html[data-theme="light"] input,
html[data-theme="light"] select,
html[data-theme="light"] textarea{
  background: var(--input-bg);
}

input::placeholder, textarea::placeholder{
  color: rgba(156,163,175,0.75);
}
html[data-theme="light"] input::placeholder,
html[data-theme="light"] textarea::placeholder{
  color: rgba(11,18,32,0.45);
}

input:focus, select:focus, textarea:focus{
  border-color: rgba(0,179,235,0.45);
  box-shadow: 0 0 0 4px rgba(0,179,235,0.15);
  background: var(--input-bg-2);
}

textarea{ resize: vertical; min-height: 110px; }

/* Buttons */
.btn{
  appearance:none;
  border: 0;
  border-radius: 999px;
  padding: 10px 14px;
  font-weight: 900;
  cursor:pointer;
  background: var(--grad-brand);
  color: #071018;
  box-shadow: 0 10px 25px rgba(0,179,235,.25);
  transition: filter .15s ease, transform .05s ease, box-shadow .15s ease;
}
.btn:hover{ filter: brightness(1.05); }
.btn:active{ transform: translateY(1px); }

.btn-primary{
  background: var(--grad-brand);
  color: #071018;
}

.btn-danger{
  background: var(--grad-danger);
  color: #12070a;
  box-shadow: 0 10px 25px rgba(232,64,66,.18);
}

.btn-ghost{
  background: rgba(255,255,255,0.08);
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}
.sidebar .btn-ghost{
  color: rgba(229,231,235,0.92);
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.10);
}
.sidebar .btn-ghost:hover{
  background: rgba(0,179,235,0.10);
  border-color: rgba(0,179,235,0.22);
}

.btn-sm{
  padding: 8px 12px;
  font-size: 12px;
  border-radius: 999px;
}

.inline{ display:inline; }

/* Search */
.search{
  display:flex;
  align-items:center;
  gap: 8px;
  flex-wrap: wrap;
}
.search input{ max-width: 320px; }

/* Alerts */
.alert{
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(17,24,39,0.92);
  box-shadow: var(--shadow);
  font-weight: 900;
  margin-bottom: 14px;
}
html[data-theme="light"] .alert{
  background: rgba(255,255,255,0.95);
}
.alert.ok{
  border-color: rgba(34,197,94,.45);
  background: rgba(34,197,94,.10);
}
.alert.error{
  border-color: rgba(239,68,68,.55);
  background: rgba(239,68,68,.10);
}

/* Tags (status / badges) */
.tag{
  display:inline-flex;
  align-items:center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 900;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.06);
  color: var(--text);
}
.tag.ok{ border-color: rgba(34,197,94,.45); background: rgba(34,197,94,.10); }
.tag.warn{ border-color: rgba(245,158,11,.45); background: rgba(245,158,11,.10); }

/* Status tags (más distinguibles) */
.status-pendiente{
  border-color: rgba(245,158,11,.55);
  background: rgba(245,158,11,.12);
}
.status-en-progreso{
  border-color: rgba(0,179,235,.55);
  background: rgba(0,179,235,.12);
}
.status-en-revisión, .status-en-revision{
  border-color: rgba(242,132,61,.55);
  background: rgba(242,132,61,.10);
}
.status-finalizada{
  border-color: rgba(34,197,94,.55);
  background: rgba(34,197,94,.10);
}
.status-cancelada{
  border-color: rgba(239,68,68,.60);
  background: rgba(239,68,68,.10);
}

/* Task meta */
.task-meta{
  display:flex;
  flex-wrap:wrap;
  gap: 8px;
  margin: 12px 0;
}

.prose p{
  margin: 8px 0 0;
  line-height: 1.6;
  color: var(--muted);
}
html[data-theme="light"] .prose p{ color: rgba(11,18,32,0.70); }

/* Timeline */
.timeline{ display:grid; gap: 12px; }
.t-item{
  display:grid;
  grid-template-columns: 14px 1fr;
  gap: 12px;
}
.t-dot{
  width: 12px;
  height: 12px;
  border-radius: 999px;
  margin-top: 6px;
  background: var(--grad-brand);
  box-shadow: 0 10px 25px rgba(0,179,235,.22);
}
.t-title{
  display:flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.t-meta{ color: var(--muted); font-size: 12px; font-weight: 700; }
.t-comment{ margin-top: 6px; }

/* Tables */
.table-wrap{
  overflow:auto;
  border-radius: 14px;
  border: 1px solid var(--border);
}
.table{
  width:100%;
  border-collapse: collapse;
  overflow:hidden;
  background: rgba(17,24,39,0.35);
  min-width: 820px;
}
html[data-theme="light"] .table{
  background: rgba(2,27,69,0.02);
}

.table th, .table td{
  padding: 10px 10px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  font-size: 13px;
  vertical-align: top;
  color: var(--text);
}
html[data-theme="light"] .table th,
html[data-theme="light"] .table td{
  border-bottom: 1px solid rgba(11,18,32,0.08);
}

.table th{
  text-align:left;
  font-size: 12px;
  color: var(--muted);
  background: var(--table-head);
  font-weight: 900;
}

.table tbody tr:nth-child(even) td{
  background: var(--table-row-alt);
}

.table tr:hover td{
  background: var(--table-row-hover);
}

/* Auth card */
.auth-card{
  max-width: 560px;
  margin: 6vh auto;
}

/* Modal */
.modal{
  position: fixed;
  inset: 0;
  display: none;
  z-index: 999;
}
.modal.open{ display:block; }

.modal-backdrop{
  position:absolute;
  inset:0;
  background: rgba(0,0,0,0.55);
}

.modal-card{
  position: relative;
  margin: 10vh auto;
  max-width: 520px;
  width: min(520px, 92vw);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  box-shadow: var(--shadow);
}

.modal-head{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 10px;
}

/* -----------------------------
   5) Responsivo
   ----------------------------- */
@media (max-width: 980px){
  .app-shell{ grid-template-columns: 1fr; }
  .sidebar{
    position: relative;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .table{ min-width: 720px; }
}

@media (max-width: 520px){
  .content{ padding: 14px; }
  .card{ padding: 14px; }
  .logo-mark{ width: 48px; height: 48px; }
  .user-card{ padding: 10px; }
  .btn{ width: 100%; justify-content:center; }
  .card-actions .btn, .card-actions a.btn{ width: auto; }
}

/* -----------------------------
   6) Ajustes finos (calidad visual)
   ----------------------------- */
.table td .btn{ box-shadow:none; }
.table td .btn:hover{ filter: brightness(1.06); }

.actions{
  display:inline-flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* Evita texto demasiado “gris” que no se lee */
html[data-theme="dark"] .muted{ color: rgba(229,231,235,0.70); }
html[data-theme="dark"] .table th{ color: rgba(229,231,235,0.72); }