:root {
  --bg: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #fafbff;
  --text: #111827;
  --muted: #6b7280;
  --line: #e5e7eb;
  --primary: #1f2937;
  --primary-hover: #111827;
  --radius: 12px;
  --shadow: 0 10px 28px rgba(17, 24, 39, 0.08);
  --shadow-soft: 0 6px 16px rgba(17, 24, 39, 0.07);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --speed-fast: 0.18s;
  --speed-base: 0.28s;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Exo 2", system-ui, -apple-system, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 680px at 6% -8%, #ffffff 0%, transparent 62%),
    radial-gradient(980px 620px at 100% 0%, #eef2ff 0%, transparent 58%),
    var(--bg);
  line-height: 1.45;
}

.screen-glow {
  display: none;
}

.shell {
  width: min(1600px, 96vw);
  margin: 20px auto;
  display: grid;
  gap: 16px;
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition:
    transform var(--speed-base) var(--ease),
    box-shadow var(--speed-base) var(--ease),
    border-color var(--speed-base) var(--ease);
}

.topbar {
  padding: 18px;
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 12px;
}

.eyebrow {
  margin: 0 0 4px;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

h1 {
  margin: 0;
  font-size: clamp(1.4rem, 2vw, 1.9rem);
}

.subtitle {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

.header-actions {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.session-label {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 7px 12px;
  font-size: 0.85rem;
  color: var(--muted);
  background: var(--surface-soft);
}

.btn {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 13px;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
  background: var(--surface);
  color: var(--text);
  transition:
    transform var(--speed-fast) var(--ease),
    box-shadow var(--speed-fast) var(--ease),
    background-color var(--speed-fast) var(--ease),
    border-color var(--speed-fast) var(--ease),
    color var(--speed-fast) var(--ease);
}

.btn-primary {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 8px 14px rgba(17, 24, 39, 0.2);
}

.btn-secondary {
  background: var(--surface-soft);
}

.btn:hover {
  border-color: #d1d5db;
}

.btn:active {
  transform: translateY(0);
}

.landing-view,
.auth-view,
.workspace {
  padding: 18px;
}

.auth-view {
  width: min(560px, 100%);
  margin: 0 auto;
}

.landing-view {
  text-align: center;
}

.landing-view h2 {
  margin: 0;
  font-size: clamp(1.2rem, 1.8vw, 1.6rem);
}

.landing-copy {
  margin: 10px auto 0;
  color: var(--muted);
  max-width: 62ch;
}

.landing-actions {
  margin-top: 16px;
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.tab-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 12px;
}

.tab-btn {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px 10px;
  font: inherit;
  font-weight: 600;
  background: var(--surface-soft);
  color: var(--muted);
  cursor: pointer;
}

.tab-btn.active {
  color: var(--text);
  background: var(--surface);
  border-color: #d1d5db;
}

.form {
  display: none;
  gap: 10px;
}

.form.active {
  display: grid;
}

.auth-back-btn {
  margin-bottom: 10px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 0.92rem;
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  color: var(--text);
  background: #fff;
}

input:focus,
select:focus {
  outline: none;
  border-color: #9ca3af;
  box-shadow: 0 0 0 3px rgba(156, 163, 175, 0.16);
  transition:
    border-color var(--speed-fast) var(--ease),
    box-shadow var(--speed-fast) var(--ease);
}

.hidden {
  display: none !important;
}

.dashboard {
  display: block;
}

.dashboard-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 14px;
}

.dashboard-sidebar {
  padding: 16px;
  align-self: start;
  display: grid;
  gap: 8px;
}

.dashboard-sidebar h3 {
  margin: 0 0 6px;
}

.status-nav {
  margin-top: 8px;
  padding-top: 10px;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 6px;
}

.nav-link {
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface-soft);
  padding: 10px 12px;
  font: inherit;
  cursor: pointer;
  transition:
    transform var(--speed-fast) var(--ease),
    background-color var(--speed-fast) var(--ease),
    border-color var(--speed-fast) var(--ease),
    color var(--speed-fast) var(--ease);
}

.nav-link.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

.nav-link:hover {
  transform: translateX(2px);
}

.status-link {
  text-align: left;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 8px 10px;
  font: inherit;
  cursor: pointer;
  transition:
    transform var(--speed-fast) var(--ease),
    border-color var(--speed-fast) var(--ease),
    background-color var(--speed-fast) var(--ease),
    color var(--speed-fast) var(--ease);
}

.status-link.active {
  border-color: var(--primary);
  background: #f3f4f6;
  color: var(--primary);
}

.status-link:hover {
  transform: translateX(2px);
}

.stats-inline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.stat-chip {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  background: var(--surface-soft);
  display: grid;
  gap: 3px;
  transition:
    transform var(--speed-base) var(--ease),
    box-shadow var(--speed-base) var(--ease);
}

.stat-chip:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.stat-chip span {
  font-size: 0.8rem;
  color: var(--muted);
}

.stat-chip strong {
  font-size: 1.3rem;
}

.workspace-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
}

h2 {
  margin: 0;
}

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

.task-tools {
  min-width: min(560px, 100%);
  align-items: center;
}

.task-tools #taskSearch {
  flex: 1 1 340px;
  min-width: 240px;
}

.task-tools #openTaskModalBtn {
  flex: 0 0 auto;
  white-space: nowrap;
}

.task-form {
  display: grid;
  gap: 8px;
  grid-template-columns: 1fr;
}

.task-list {
  display: grid;
  gap: 10px;
}

.table-wrap {
  border: 1px solid var(--line);
  border-radius: 10px;
  overflow: auto;
  background: #fff;
}

.table-wrap.grid-mode {
  border: 0;
  background: transparent;
  overflow: visible;
}

.task-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.task-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  padding: 12px;
  min-height: 170px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 10px;
  transition:
    transform var(--speed-base) var(--ease),
    box-shadow var(--speed-base) var(--ease),
    border-color var(--speed-base) var(--ease);
  animation: fade-up 0.35s var(--ease);
}

.task-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 26px rgba(17, 24, 39, 0.11);
  border-color: #d8dee9;
}

.task-card.done {
  opacity: 0.7;
}

.task-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.task-chips {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 6px;
}

.task-card-body .task-title {
  margin-bottom: 8px;
}

.task-card-footer {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.task-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

.task-table th,
.task-table td {
  border-bottom: 1px solid var(--line);
  padding: 10px 12px;
  text-align: left;
  font-size: 0.9rem;
  vertical-align: top;
}

.task-table th {
  background: #f8fafc;
  color: #374151;
  font-weight: 600;
}

.task-row.done td {
  opacity: 0.66;
}

.task-table tbody tr {
  transition: background-color var(--speed-fast) var(--ease);
}

.task-table tbody tr:hover {
  background: #f8fafc;
}

.cell-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
}

.task-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 12px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
  background: var(--surface-soft);
  transition:
    transform var(--speed-base) var(--ease),
    box-shadow var(--speed-base) var(--ease);
}

.task-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

.task-item.done {
  opacity: 0.7;
}

.task-title {
  margin: 0;
  font-size: 1rem;
}

.task-meta {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
}

.task-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.78rem;
  background: #fff;
  color: var(--muted);
}

.task-priority {
  display: inline-block;
  border-radius: 999px;
  padding: 4px 10px;
  font-size: 0.76rem;
  font-weight: 700;
  border: 1px solid transparent;
  letter-spacing: 0.01em;
}

.task-priority.priority-alta {
  background: #fee2e2;
  color: #991b1b;
  border-color: #fecaca;
}

.task-priority.priority-media {
  background: #fef3c7;
  color: #92400e;
  border-color: #fde68a;
}

.task-priority.priority-baja {
  background: #dcfce7;
  color: #166534;
  border-color: #86efac;
}

.task-actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.task-action {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 6px 9px;
  font: inherit;
  font-size: 0.82rem;
  cursor: pointer;
  transition:
    transform var(--speed-fast) var(--ease),
    background-color var(--speed-fast) var(--ease),
    border-color var(--speed-fast) var(--ease);
}

.task-action:hover {
  transform: translateY(-1px);
  background: #f8fafc;
}

.task-card-footer .task-action {
  width: 100%;
}

.task-action.danger {
  color: #b91c1c;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(17, 24, 39, 0.35);
  display: grid;
  place-items: center;
  padding: 16px;
  z-index: 50;
  backdrop-filter: blur(2px);
  animation: fade-in var(--speed-fast) var(--ease);
}

.modal-card {
  width: min(520px, 100%);
  padding: 16px;
  animation: pop-in var(--speed-base) var(--ease);
}

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

.modal-head h3 {
  margin: 0;
}

.notice-card {
  width: min(420px, 100%);
  min-height: 260px;
  display: grid;
  grid-template-rows: auto 1fr auto;
  gap: 14px;
  align-items: center;
  text-align: center;
  padding: 22px;
}

.notice-card h3 {
  margin: 0;
  font-size: 1.2rem;
}

#noticeMessage {
  margin: 0;
  font-size: 0.95rem;
  color: var(--muted);
  line-height: 1.6;
}

.notice-actions {
  display: flex;
  justify-content: center;
}

.notice-actions .btn {
  min-width: 140px;
}

@keyframes fade-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes pop-in {
  from {
    opacity: 0;
    transform: translateY(10px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }
}

@media (max-width: 900px) {
  .topbar {
    flex-direction: column;
    align-items: flex-start;
  }

  .dashboard-layout {
    grid-template-columns: 1fr;
  }

  .dashboard-sidebar {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: center;
  }

  .dashboard-sidebar h3,
  .dashboard-sidebar .eyebrow {
    grid-column: 1 / -1;
  }

  .stats-inline {
    grid-template-columns: 1fr;
  }

  .task-grid {
    grid-template-columns: 1fr;
  }

  .task-card-footer {
    grid-template-columns: 1fr;
  }

  .workspace-head {
    flex-direction: column;
    align-items: stretch;
  }

  .filters {
    flex-direction: column;
  }

  .task-tools {
    min-width: 100%;
  }

  .task-tools #taskSearch,
  .task-tools #openTaskModalBtn {
    width: 100%;
  }

  .landing-view {
    text-align: left;
  }
}