@import url('reset.css');

/* ========== Design Tokens ========== */
:root {
  /* Colors */
  --color-bg-primary: #111317;
  --color-bg-secondary: #1a1a1a;
  --color-bg-tertiary: #2a2a2a;
  --color-bg-hover: #303030;
  --color-bg-card: #2a2a2a;

  --color-border-primary: #3a3a3a;
  --color-border-secondary: #4a4a4a;
  --color-border-accent: #494949;

  --color-text-primary: #f0f0f0;
  --color-text-secondary: #e5e7eb;
  --color-text-muted: #b0b0b0;
  --color-text-dim: #9ca3af;
  --color-text-subtle: #9eafb7;

  /* Accent Colors */
  --color-purple-light: #c4b5fd;
  --color-purple: #a78bfa;
  --color-purple-dark: #5b21b6;

  --color-teal-light: #2dd4bf;
  --color-teal: #5eead4;
  --color-teal-dark: #069485;

  --color-pink-light: #ec4899;
  --color-pink: #f472b6;
  --color-pink-dark: #db2777;

  --color-orange-light: #fb923c;
  --color-orange: #fdba74;
  --color-orange-dark: #ea580c;

  --color-blue: #36a9e2;

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Border Radius */
  --radius-sm: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 20px rgba(0, 0, 0, 0.6);
  --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.7);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ========== Base Styles ========== */
body {
  background-color: var(--color-bg-primary);
  color: var(--color-text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  line-height: 1.6;
}

/* ========== Typography ========== */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
}

/* ========== Card Components ========== */
.card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: var(--color-border-secondary);
}

.card-dashboard {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.card-dashboard:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-secondary);
}

/* ========== Section Cards with Accent Colors ========== */
.section-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-lg);
  height: 100%;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.section-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: currentColor;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.section-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.section-card:hover::before {
  opacity: 1;
}

.section-card-purple {
  color: var(--color-purple);
}
.section-card-teal {
  color: var(--color-teal);
}
.section-card-pink {
  color: var(--color-pink);
}
.section-card-orange {
  color: var(--color-orange);
}

/* ========== Links ========== */
.link {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.link:hover {
  color: var(--color-text-primary);
}

.link-purple:hover {
  color: var(--color-purple);
}
.link-teal:hover {
  color: var(--color-teal);
}
.link-pink:hover {
  color: var(--color-pink);
}
.link-orange:hover {
  color: var(--color-orange);
}

/* ========== Nav Items ========== */
.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-sm) var(--spacing-md);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  font-size: 0.875rem;
  font-weight: 500;
  width: 100%;
  text-align: left;
}

.nav-item:hover {
  background: rgba(255, 255, 255, 0.05);
}

.nav-item:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.4);
  outline-offset: 2px;
}

.nav-item[aria-selected='true'] {
  background: var(--color-bg-hover);
  padding: var(--spacing-md) var(--spacing-md);
  font-size: 1.125rem;
  box-shadow: var(--shadow-sm);
}

.nav-item svg {
  width: 1.25rem;
  height: 1.25rem;
  transition: all var(--transition-base);
}

.nav-item[aria-selected='true'] svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* ========== Buttons ========== */
.btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-primary);
  background: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn:hover {
  background: var(--color-bg-hover);
  border-color: var(--color-border-secondary);
  box-shadow: var(--shadow-sm);
}

.btn:active {
  transform: scale(0.98);
}

.btn-icon {
  padding: var(--spacing-sm);
  border-radius: var(--radius-full);
  background: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-icon:hover {
  background: var(--color-bg-hover);
  color: var(--color-text-primary);
}

/* ========== Toggle Switch ========== */
.toggle-switch {
  position: relative;
  display: flex;
  height: 31px;
  width: 51px;
  cursor: pointer;
  align-items: center;
  border-radius: var(--radius-full);
  background: var(--color-border-primary);
  padding: 2px;
  transition: all var(--transition-base);
}

.toggle-switch:has(input:checked) {
  background: var(--color-blue);
  justify-content: flex-end;
}

.toggle-switch-thumb {
  height: 100%;
  width: 27px;
  border-radius: var(--radius-full);
  background: white;
  box-shadow: rgba(0, 0, 0, 0.15) 0 3px 8px, rgba(0, 0, 0, 0.06) 0 3px 1px;
  transition: transform var(--transition-base);
}

/* ========== Settings Row ========== */
.settings-row {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background: var(--color-bg-primary);
  padding: var(--spacing-lg) var(--spacing-md);
  min-height: 72px;
  justify-content: space-between;
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.settings-row:hover {
  border-color: var(--color-border-secondary);
  background: var(--color-bg-secondary);
}

/* ========== Avatar ========== */
.avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: var(--radius-full);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  border: 2px solid var(--color-border-primary);
  transition: border-color var(--transition-fast);
}

.avatar:hover {
  border-color: var(--color-border-secondary);
}

/* ========== Search Input ========== */
.searchbar {
  display: flex;
  align-items: center;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-full);
  padding: var(--spacing-sm) var(--spacing-md);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-base), border-color var(--transition-base),
    box-shadow var(--transition-base);
  width: 100%;
  max-width: 400px;
}

.searchbar:hover,
.searchbar:focus-within {
  background-color: var(--color-bg-hover);
  border-color: var(--color-border-accent);
  box-shadow: var(--shadow-md);
}

/* Variant: pill (ensures consistent pill appearance in header) */
.searchbar--pill {
  height: 40px;
  border-radius: var(--radius-full);
  padding-left: 10px;
  padding-right: 8px;
}

.searchbar__input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--color-text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  min-width: 0; /* evita overflow en flex */
}

.searchbar__icon {
  color: var(--color-text-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: var(--spacing-sm);
}

.searchbar__clear {
  background: transparent;
  border: none;
  color: var(--color-text-dim);
  cursor: pointer;
  padding: 6px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

.searchbar__clear:hover {
  color: var(--color-text-primary);
  background-color: rgba(255, 255, 255, 0.03);
}

/* utility: visually hidden but accessible */
.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

/* ========== Table ========== */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th {
  text-align: left;
  padding: var(--spacing-sm) var(--spacing-md);
  color: var(--color-text-dim);
  font-weight: 500;
  font-size: 0.875rem;
}

.table td {
  padding: var(--spacing-sm) var(--spacing-md);
  border-top: 1px solid var(--color-border-primary);
}

.table tbody tr {
  transition: background var(--transition-fast);
}

.table tbody tr:hover {
  background: var(--color-bg-secondary);
}

/* ========== Grid Layouts ========== */
.grid-sections {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  list-style: none;
  padding: 0;
  margin: 0;
}

.grid-sections > li {
  min-width: 250px;
  flex: 1 1 calc(50% - var(--spacing-lg));
}

@media (min-width: 768px) {
  .grid-sections > li {
    flex: 1 1 calc(25% - var(--spacing-lg));
  }
}

.grid-dashboard {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.grid-dashboard > div {
  flex: 1 1 158px;
  min-width: 158px;
}

/* ========== Header ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 65px;
  z-index: 50;
  background: var(--color-bg-tertiary);
  border-bottom: 1px solid var(--color-border-primary);
  box-shadow: var(--shadow-md);
}

/* ========== Sidebar ========== */
.sidebar {
  position: fixed;
  top: 65px;
  left: 0;
  width: 320px;
  height: calc(100vh - 65px);
  background: #18181b;
  padding: var(--spacing-md);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  overflow: hidden;
}

/* ========== Animations ========== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in {
  animation: fadeIn var(--transition-slow) ease-out;
}

/* ========== Scrollbar ========== */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border-secondary);
  border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-dim);
}

/* ========== Utility Classes ========== */
.text-gradient {
  background: linear-gradient(135deg, var(--color-purple), var(--color-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glow {
  box-shadow: 0 0 20px rgba(54, 169, 226, 0.3);
}