/* =========================================
   UI V3 THEME — In-Iure
   Paleta: #C645F9 / #5E6CE7 / #0D0425 / #FFFFFF
   Fuente: Manrope
   ========================================= */

/* -----------------------------------------
   VARIABLES OVERRIDE
   ----------------------------------------- */
:root {
    /* Backgrounds */
    --bg-app:     #F4F2FA;
    --bg-card:    #ffffff;
    --bg-hover:   #EDE8F8;

    /* Borders */
    --border-color:    #E2DBF0;
    --border-radius:   14px;
    --border-radius-sm: 10px;

    /* Text */
    --text-primary:   #0D0425;
    --text-secondary: #4A426A;
    --text-muted:     #9B92B8;

    /* Brand */
    --primary:        #C645F9;
    --primary-hover:  #b030e8;
    --primary-light:  rgba(198, 69, 249, 0.10);

    /* Accent */
    --accent:         #5E6CE7;
    --accent-light:   rgba(94, 108, 231, 0.10);

    /* Typography */
    --font-family: 'Manrope', system-ui, -apple-system, sans-serif;

    /* Shadows — purple tint */
    --shadow-sm: 0 1px 3px rgba(13, 4, 37, 0.06);
    --shadow:    0 4px 16px rgba(13, 4, 37, 0.08), 0 1px 4px rgba(198, 69, 249, 0.06);
}

/* -----------------------------------------
   BASE
   ----------------------------------------- */
body {
    background: var(--bg-app);
    font-family: var(--font-family);
}

/* -----------------------------------------
   NAVIGATION — white, clean
   ----------------------------------------- */
.nav {
    background: #ffffff;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 8px rgba(13, 4, 37, 0.06);
    padding: 12px 28px;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 13.5px;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 8px;
    transition: all 0.15s ease;
}

.nav-links a:hover {
    color: var(--primary);
    background: var(--primary-light);
    text-decoration: none;
}

.nav-user-name {
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
}

.nav-user a {
    color: var(--text-muted);
    font-size: 13px;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 5px 8px;
    border-radius: 8px;
    transition: all 0.15s ease;
}

.nav-user a:hover {
    color: var(--danger);
    background: var(--danger-light);
    text-decoration: none;
}

/* -----------------------------------------
   CARDS
   ----------------------------------------- */
.card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    padding: 24px;
}

.card-header {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 16px;
    margin-bottom: 16px;
}

.stat-card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
}

.stat-card .stat-value {
    color: var(--primary);
}

/* -----------------------------------------
   BUTTONS
   ----------------------------------------- */
.btn {
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family);
    font-weight: 600;
    letter-spacing: 0.01em;
    transition: all 0.18s ease;
    gap: 6px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border-color: transparent;
    color: #ffffff;
    box-shadow: 0 2px 10px rgba(198, 69, 249, 0.30);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-hover) 0%, #4a58d4 100%);
    border-color: transparent;
    box-shadow: 0 4px 14px rgba(198, 69, 249, 0.40);
    transform: translateY(-1px);
}

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-secondary);
    border-color: var(--border-color);
}

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

.btn-danger {
    color: #dc2626;
    border-color: var(--border-color);
}

.btn-danger:hover {
    background: #fee2e2;
    border-color: #dc2626;
}

/* -----------------------------------------
   FORMS
   ----------------------------------------- */
.form-group input,
.form-group select,
.form-group textarea,
.tarea-input,
.tarea-datetime {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-family);
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(198, 69, 249, 0.12);
}

/* -----------------------------------------
   BADGES
   ----------------------------------------- */
.badge {
    border-radius: 20px;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.badge-admin {
    background: var(--primary-light);
    color: var(--primary);
}

.badge-activo {
    background: #dcfce7;
    color: #15803d;
}

.badge-cerrado {
    background: var(--bg-hover);
    color: var(--text-muted);
}

.badge-pendiente {
    background: #fef3c7;
    color: #d97706;
}

/* -----------------------------------------
   TABLES
   ----------------------------------------- */
thead th {
    background: var(--bg-app);
    color: var(--text-muted);
    border-bottom: 1px solid var(--border-color);
    font-size: 11px;
    letter-spacing: 0.07em;
}

tbody tr:hover {
    background: var(--bg-hover);
}

/* -----------------------------------------
   TIMELINE
   ----------------------------------------- */
.timeline-marker {
    border-color: var(--primary);
}

.timeline-item:first-child .timeline-marker {
    background: var(--primary);
}

.timeline-type {
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 20px;
}

/* -----------------------------------------
   FILTER CHIPS
   ----------------------------------------- */
.filter-chip.active {
    background: var(--primary);
    border-color: var(--primary);
    color: #ffffff;
}

.filter-chip[data-filter="all"].active {
    background: var(--primary);
}

/* -----------------------------------------
   TAREAS
   ----------------------------------------- */
.tarea-item {
    border-left-color: var(--primary);
    border-radius: 0 var(--border-radius-sm) var(--border-radius-sm) 0;
}

.tarea-checkbox {
    accent-color: var(--primary);
}

/* -----------------------------------------
   AUTH
   ----------------------------------------- */
.auth-card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.auth-footer a {
    color: var(--primary);
}

/* -----------------------------------------
   LINKS
   ----------------------------------------- */
a {
    color: var(--primary);
}

/* -----------------------------------------
   FLASH MESSAGES
   ----------------------------------------- */
.flash.message {
    background: var(--primary-light);
    color: var(--primary);
    border-color: var(--primary);
}

/* -----------------------------------------
   ICONS IN NAV (Lucide)
   ----------------------------------------- */
.nav-links a svg,
.nav-user a svg {
    width: 15px;
    height: 15px;
    stroke-width: 2;
    flex-shrink: 0;
}

.btn svg {
    width: 14px;
    height: 14px;
    stroke-width: 2;
    flex-shrink: 0;
}