/* Estilos generales */
body {
    font-family: 'Inter', sans-serif;
    /* Prevenir el scroll "pull-to-refresh" mientras se arrastra una etiqueta */
    overscroll-behavior-y: contain;
}

/* Estilo para la barra de desplazamiento */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
    background: #94a3b8;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* Estilos para las tarjetas de notas */
.note-card {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.note-content-preview {
    position: relative;
}

.note-preview--collapsed {
    max-height: 12rem;
    overflow: hidden;
}

.note-preview-fade {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3.5rem;
    pointer-events: none;
    background: linear-gradient(to bottom, rgba(248, 250, 252, 0), rgba(248, 250, 252, 0.95));
}

.note-markdown-content table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 0.75rem;
}

.note-markdown-content th,
.note-markdown-content td {
    border: 1px solid #cbd5e1;
    padding: 0.4rem 0.5rem;
    text-align: left;
}

.note-markdown-content p:last-child {
    margin-bottom: 0;
}

.note-history-item {
    border-left: 4px solid #cbd5e1;
}

/* Estilos para modales */
.modal.hidden {
    display: none;
}

#custom-datetime-container.hidden {
    display: none;
}

/* Estilos para el selector de color mejorado */
.color-picker-wrapper {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 0.5rem;
    border: 1px solid #e2e8f0;
    cursor: pointer;
    flex-shrink: 0;
}
.color-picker-wrapper input[type="color"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

/* Estilos para etiquetas arrastrables */
.tag-draggable {
    touch-action: none; /* Previene scroll mientras se arrastra en móvil */
}
.dragging {
    opacity: 0.5;
    background: #e0e7ff !important;
}

/* Estilos para el saludo de usuario */
#user-greeting {
    display: inline-block;
}
.greeting-gradient {
    background-clip: text;
    -webkit-background-clip: text;
    color: transparent;
}
.greeting-morning {
    background-image: linear-gradient(135deg, #f97316, #facc15);
}
.greeting-afternoon {
    background-image: linear-gradient(135deg, #22d3ee, #6366f1);
}
.greeting-night {
    background-image: linear-gradient(135deg, #38bdf8, #0f172a);
}

/* --- Indicador de respaldo en segundo plano --- */
@keyframes sync-spin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}
.sync-spin {
    animation: sync-spin 1.4s linear infinite;
    display: inline-block;
}
.sync-indicator {
    /* Por defecto oculto; se muestra con .sync-indicator--visible */
    pointer-events: none;
    opacity: 0;
    transform: translateY(6px) scale(0.95);
    transition: opacity 0.2s ease, transform 0.2s ease;
}
.sync-indicator--visible {
    display: flex !important;
    opacity: 1;
    transform: translateY(0) scale(1);
}
body[data-theme="dark"] #sync-nav-indicator {
    background-color: #1f2937;
    border-color: #334155;
}
body[data-theme="dark"] #sync-indicator-icon {
    color: #60a5fa;
}
body[data-theme="dark"] #sync-indicator-label {
    color: #94a3b8;
}

/* --- Modal de detección de sincronización entre dispositivos --- */
body[data-theme="dark"] #sync-detected-overlay .sync-modal-card {
    background-color: #1e293b !important;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
}
body[data-theme="dark"] #sync-detected-overlay .sync-modal-card h3 {
    color: #f1f5f9 !important;
}
body[data-theme="dark"] #sync-detected-overlay .sync-modal-card p {
    color: #94a3b8 !important;
}
body[data-theme="dark"] #sync-detected-overlay .sync-modal-timestamps {
    background-color: #0f172a !important;
    color: #94a3b8 !important;
}
body[data-theme="dark"] #sync-detected-overlay #sync-keep-local {
    background-color: #334155 !important;
    color: #cbd5e1 !important;
}
body[data-theme="dark"] #sync-detected-overlay #sync-keep-local:hover {
    background-color: #475569 !important;
}
/* ------------------------------------------------------------------- */
/* --------------------------------------------- */

/* Estilos para el scroll dentro del modal del formulario */
#note-form-modal-content {
    max-height: 90vh;
    overflow-y: auto;
}

/* Estilos para tema oscuro */
body[data-theme="dark"] {
    background-color: #0f172a;
    color: #f8fafc;
}
body[data-theme="dark"] .bg-white,
body[data-theme="dark"] .bg-slate-50,
body[data-theme="dark"] .bg-slate-100 {
    background-color: #1f2937 !important;
    color: #f8fafc;
}
body[data-theme="dark"] .bg-slate-200,
body[data-theme="dark"] .bg-slate-300 {
    background-color: #334155 !important;
    color: #f8fafc !important;
}
body[data-theme="dark"] .note-content-preview {
    background-color: #111827 !important;
    border-color: #334155 !important;
}
body[data-theme="dark"] .note-preview-fade {
    background: linear-gradient(to bottom, rgba(15, 23, 42, 0), rgba(17, 24, 39, 0.95));
}
body[data-theme="dark"] #note-read-modal-content,
body[data-theme="dark"] #note-history-modal-content {
    background-color: #1f2937 !important;
    border: 1px solid #334155;
}
body[data-theme="dark"] #note-history-empty {
    background-color: #111827 !important;
    border-color: #334155 !important;
    color: #94a3b8 !important;
}
body[data-theme="dark"] .note-history-item {
    background-color: #111827;
    border-color: #334155;
    border-left-color: #475569;
}
body[data-theme="dark"] .note-markdown-content th,
body[data-theme="dark"] .note-markdown-content td {
    border-color: #475569;
}
body[data-theme="dark"] .text-slate-900,
body[data-theme="dark"] .text-slate-800,
body[data-theme="dark"] .text-slate-700 {
    color: #f1f5f9 !important;
}
body[data-theme="dark"] .text-slate-600 {
    color: #cbd5e1 !important;
}
body[data-theme="dark"] .text-slate-500,
body[data-theme="dark"] .text-slate-400 {
    color: #94a3b8 !important;
}
body[data-theme="dark"] select,
body[data-theme="dark"] input,
body[data-theme="dark"] textarea {
    background-color: #111827;
    color: #f8fafc;
    border-color: #334155;
}
body[data-theme="dark"] .border-slate-300,
body[data-theme="dark"] .border-slate-200,
body[data-theme="dark"] .border-slate-100,
body[data-theme="dark"] .border-b {
    border-color: #334155 !important;
}
body[data-theme="dark"] .nav-link {
    color: #cbd5e1 !important;
}
body[data-theme="dark"] .nav-link.text-blue-600 {
    color: #60a5fa !important;
}
body[data-theme="dark"] .nav-link:hover {
    color: #93c5fd !important;
}
body[data-theme="dark"] nav {
    background-color: #1f2937 !important;
    border-color: #334155 !important;
}
body[data-theme="dark"] .hover\:bg-slate-200:hover {
    background-color: #3f4c64 !important;
}
body[data-theme="dark"] .hover\:bg-slate-300:hover {
    background-color: #475569 !important;
}
body[data-theme="dark"] #multi-select-container,
body[data-theme="dark"] #tags-dropdown {
    background-color: #111827;
    border-color: #334155;
}
body[data-theme="dark"] #tags-dropdown .hover\:bg-slate-100:hover {
    background-color: #1e293b !important;
}
body[data-theme="dark"] ::-webkit-scrollbar-track {
    background: #1f2937;
}
body[data-theme="dark"] ::-webkit-scrollbar-thumb {
    background: #475569;
}
body[data-theme="dark"] ::-webkit-scrollbar-thumb:hover {
    background: #64748b;
}

/* ================================
   ESTILOS ESPECÍFICOS DE HISTORIAL
   ================================ */

/* Tarjeta de resumen semanal */
.weekly-overview-card {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(37, 99, 235, 0.02));
    border-radius: 1.5rem;
    position: relative;
    overflow: hidden;
}
.weekly-overview-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.12), transparent 55%);
    pointer-events: none;
}

/* Días de la semana */
.weekly-day {
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background 0.2s ease;
    backdrop-filter: blur(4px);
}
.weekly-day:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 32px rgba(15, 23, 42, 0.08);
}
.weekly-day .status-dot {
    transition: all 0.2s ease;
}
.weekly-day.active {
    border-color: rgba(16, 185, 129, 0.6) !important;
    background: linear-gradient(160deg, rgba(16, 185, 129, 0.18), rgba(56, 189, 248, 0.18));
}
.weekly-day.active .status-dot {
    background-color: rgba(16, 185, 129, 0.18);
    border-color: rgba(16, 185, 129, 0.75);
    color: #047857;
}
.weekly-day.inactive {
    border-color: rgba(148, 163, 184, 0.35);
    background: rgba(255, 255, 255, 0.8);
}
.weekly-day.inactive .status-dot {
    background-color: rgba(226, 232, 240, 0.7);
    border-color: rgba(148, 163, 184, 0.45);
    color: rgba(100, 116, 139, 1);
}
.weekly-day .status-text {
    transition: color 0.2s ease;
}
.weekly-day.active .status-text {
    color: #115e59 !important;
    font-weight: 600;
}

/* Búsqueda en historial */
.history-search-card {
    border-radius: 1.25rem;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.02), rgba(37, 99, 235, 0.05));
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: 0 28px 45px rgba(15, 23, 42, 0.08);
}
.history-search-card:focus-within {
    border-color: rgba(37, 99, 235, 0.45);
    box-shadow: 0 32px 56px rgba(37, 99, 235, 0.12);
}
.history-search-input {
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid rgba(148, 163, 184, 0.35);
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.history-search-input:focus {
    border-color: rgba(37, 99, 235, 0.65);
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 12px 24px rgba(37, 99, 235, 0.14);
}
.history-search-clear {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.history-search-clear:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(148, 163, 184, 0.25);
}

/* Filtros de historial */
.history-filters-grid {
    border-radius: 1.25rem;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.3);
    box-shadow: 0 24px 42px rgba(15, 23, 42, 0.07);
}
.tag-filter-dropdown {
    transition: opacity 0.15s ease, transform 0.15s ease;
    transform-origin: top center;
}
.tag-filter-dropdown[data-open="true"] {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}
.tag-filter-dropdown:not([data-open="true"]) {
    opacity: 0;
    transform: scale(0.96);
    pointer-events: none;
}
.tag-filter-pill {
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.tag-filter-pill:hover {
    transform: translateY(-1px);
    box-shadow: 0 12px 24px rgba(15, 23, 42, 0.12);
}

/* ================================
   TEMA OSCURO - HISTORIAL
   ================================ */

body[data-theme="dark"] .weekly-overview-card {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(15, 23, 42, 0.82));
    border: 1px solid rgba(148, 163, 184, 0.25);
}
body[data-theme="dark"] .weekly-overview-card::after {
    background: radial-gradient(circle at top right, rgba(59, 130, 246, 0.22), transparent 55%);
}
body[data-theme="dark"] .weekly-day.inactive {
    background: rgba(30, 41, 59, 0.7);
    border-color: rgba(71, 85, 105, 0.5);
}
body[data-theme="dark"] .weekly-day.active {
    background: linear-gradient(160deg, rgba(74, 222, 128, 0.24), rgba(45, 212, 191, 0.22));
    border-color: rgba(52, 211, 153, 0.65);
    box-shadow: 0 18px 36px rgba(14, 116, 144, 0.25);
}
body[data-theme="dark"] .weekly-day.active .status-dot {
    color: #ccfbf1;
}
body[data-theme="dark"] .weekly-day.inactive .status-dot {
    background-color: rgba(30, 41, 59, 0.6);
    border-color: rgba(75, 85, 99, 0.45);
    color: rgba(148, 163, 184, 0.85);
}
body[data-theme="dark"] .history-search-card {
    background: linear-gradient(135deg, rgba(30, 64, 175, 0.18), rgba(15, 23, 42, 0.82));
    border-color: rgba(148, 163, 184, 0.3);
    box-shadow: 0 28px 48px rgba(2, 6, 23, 0.6);
}
body[data-theme="dark"] .history-search-input {
    background: rgba(15, 23, 42, 0.75);
    border-color: rgba(71, 85, 105, 0.55);
    color: #f8fafc;
}
body[data-theme="dark"] .history-search-input:focus {
    border-color: rgba(96, 165, 250, 0.75);
    background: rgba(15, 23, 42, 0.9);
    box-shadow: 0 16px 30px rgba(37, 99, 235, 0.28);
}
body[data-theme="dark"] .history-search-card .text-slate-500 {
    color: rgba(203, 213, 225, 0.8) !important;
}
body[data-theme="dark"] .history-filters-grid {
    background: linear-gradient(140deg, rgba(15, 23, 42, 0.78), rgba(30, 41, 59, 0.88));
    border-color: rgba(148, 163, 184, 0.25);
    box-shadow: 0 28px 48px rgba(2, 6, 23, 0.55);
}
body[data-theme="dark"] .tag-filter-dropdown {
    background-color: rgba(15, 23, 42, 0.96);
    border-color: rgba(71, 85, 105, 0.6);
}
/* Estilos específicos de Reflection */
.reflection-card {
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.reflection-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: rgba(59, 130, 246, 0.3);
}

.quote {
    position: relative;
    padding-left: 1rem;
    border-left: 4px solid #a855f7;
    font-style: italic;
}
.language-indicator {
    font-size: 0.65rem;
    padding: 0.1rem 0.4rem;
    border-radius: 9999px;
    margin-left: 0.4rem;
    vertical-align: middle;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.language-indicator.original {
    background-color: #f1f5f9;
    color: #64748b;
}
.language-indicator.translated {
    background-color: #f3e8ff;
    color: #9333ea;
}

/* TEMA OSCURO - REFLECTION */
body[data-theme="dark"] .reflection-card {
    background-color: #1e293b;
    border-color: #334155;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
}
body[data-theme="dark"] .reflection-card:hover {
    border-color: rgba(96, 165, 250, 0.4);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
}
body[data-theme="dark"] .text-slate-900,
body[data-theme="dark"] .text-slate-800 {
    color: #f8fafc !important;
}
body[data-theme="dark"] .text-slate-700,
body[data-theme="dark"] .text-slate-600 {
    color: #cbd5e1 !important;
}
body[data-theme="dark"] .text-slate-500 {
    color: #94a3b8 !important;
}
body[data-theme="dark"] .bg-white {
    background-color: #1e293b !important;
}
body[data-theme="dark"] .border-slate-200 {
    border-color: #334155 !important;
}
body[data-theme="dark"] .quote {
    color: #cbd5e1;
    border-left-color: #c084fc;
}
body[data-theme="dark"] .language-indicator.original {
    background-color: #334155;
    color: #94a3b8;
}
body[data-theme="dark"] .language-indicator.translated {
    background-color: rgba(147, 51, 234, 0.2);
    color: #c084fc;
}
body[data-theme="dark"] .bg-slate-200 {
    background-color: #334155 !important;
}
body[data-theme="dark"] .text-slate-700.hover\:bg-slate-300:hover {
    background-color: #475569 !important;
    color: #f8fafc !important;
}

/* Ajustes de badges de colores en dark mode */
body[data-theme="dark"] .bg-blue-100 { background-color: rgba(59, 130, 246, 0.15) !important; color: #93c5fd !important; }
body[data-theme="dark"] .bg-purple-100 { background-color: rgba(147, 51, 234, 0.15) !important; color: #d8b4fe !important; }
body[data-theme="dark"] .bg-emerald-100 { background-color: rgba(16, 185, 129, 0.15) !important; color: #6ee7b7 !important; }
body[data-theme="dark"] .bg-amber-100 { background-color: rgba(245, 158, 11, 0.15) !important; color: #fcd34d !important; }
body[data-theme="dark"] .bg-sky-100 { background-color: rgba(14, 165, 233, 0.15) !important; color: #7dd3fc !important; }

body[data-theme="dark"] .bg-blue-500\/10 { background-color: rgba(59, 130, 246, 0.2) !important; color: #60a5fa !important; }
body[data-theme="dark"] .bg-purple-500\/10 { background-color: rgba(147, 51, 234, 0.2) !important; color: #c084fc !important; }
body[data-theme="dark"] .bg-emerald-500\/10 { background-color: rgba(16, 185, 129, 0.2) !important; color: #34d399 !important; }
body[data-theme="dark"] .bg-amber-500\/10 { background-color: rgba(245, 158, 11, 0.2) !important; color: #fbbf24 !important; }
body[data-theme="dark"] .bg-sky-500\/10 { background-color: rgba(14, 165, 233, 0.2) !important; color: #38bdf8 !important; }

/* ================================
   ESTILOS ESPECÍFICOS DE CHAT IA
   ================================ */

/* Scrollbar del área de mensajes */
.scrollable-content::-webkit-scrollbar { width: 8px; }
.scrollable-content::-webkit-scrollbar-track { background-color: #fff7ed; }
.scrollable-content::-webkit-scrollbar-thumb { background-color: #fb923c; border-radius: 10px; border: 2px solid #fff7ed; }
.scrollable-content::-webkit-scrollbar-thumb:hover { background-color: #f97316; }

/* Contenido Markdown renderizado */
.markdown-content h1, .markdown-content h2, .markdown-content h3 { font-weight: bold; margin-top: 1rem; margin-bottom: 0.5rem; }
.markdown-content h1 { font-size: 1.5em; }
.markdown-content h2 { font-size: 1.25em; }
.markdown-content h3 { font-size: 1.1em; }
.markdown-content p { margin-bottom: 0.5rem; }
.markdown-content ul, .markdown-content ol { padding-left: 1.5rem; margin-bottom: 0.5rem; }
.markdown-content ul { list-style-type: disc; }
.markdown-content ol { list-style-type: decimal; }
.markdown-content code:not(pre code) { background-color: #fed7aa; padding: 0.2rem 0.4rem; border-radius: 0.25rem; font-family: 'Courier New', Courier, monospace; font-size: 0.9em; }
.markdown-content pre {
    background-color: #ffedd5;
    border: 1px solid #fed7aa;
    padding: 1rem;
    border-radius: 0.5rem;
    overflow-x: auto;
    margin-bottom: 1rem;
    position: relative;
}
.markdown-content pre code { background-color: transparent; padding: 0; font-family: 'Courier New', Courier, monospace; }
.markdown-content a { color: #ea580c; text-decoration: underline; }
.markdown-content a:hover { color: #c2410c; }
.markdown-content strong, .markdown-content b { font-weight: 700; }

/* Tema oscuro - Chat IA */
body[data-theme="dark"] header.chat-header,
body[data-theme="dark"] footer.input-section {
    background-color: #1f2937 !important;
    border-color: #334155 !important;
    color: #f8fafc;
}
body[data-theme="dark"] #home-screen,
body[data-theme="dark"] #settings-screen,
body[data-theme="dark"] #chat-screen {
    background-color: #0f172a;
}
body[data-theme="dark"] .scrollable-content {
    background-color: #111827;
}
body[data-theme="dark"] .scrollable-content::-webkit-scrollbar-track { background: #1f2937; }
body[data-theme="dark"] .scrollable-content::-webkit-scrollbar-thumb { background: #475569; }
body[data-theme="dark"] .scrollable-content::-webkit-scrollbar-thumb:hover { background: #64748b; }
body[data-theme="dark"] .bg-orange-50,
body[data-theme="dark"] .bg-orange-100,
body[data-theme="dark"] .bg-orange-50\/50 {
    background-color: #1f2937 !important;
    color: #f8fafc;
}
body[data-theme="dark"] .border-orange-200,
body[data-theme="dark"] .border-orange-300 { border-color: #334155 !important; }
body[data-theme="dark"] .text-orange-900,
body[data-theme="dark"] .text-gray-800,
body[data-theme="dark"] .text-gray-700,
body[data-theme="dark"] .text-gray-600,
body[data-theme="dark"] .text-orange-600 { color: #f8fafc !important; }
body[data-theme="dark"] .text-gray-500,
body[data-theme="dark"] .text-gray-400,
body[data-theme="dark"] .text-orange-500 { color: #cbd5e1 !important; }
body[data-theme="dark"] #user-input,
body[data-theme="dark"] select,
body[data-theme="dark"] input[type="password"] {
    background-color: #1f2937;
    color: #f8fafc;
    border-color: #334155;
}
body[data-theme="dark"] .ai-message .message-bubble {
    background-color: #1f2937 !important;
    color: #f8fafc !important;
    border: 1px solid #334155;
}
body[data-theme="dark"] .markdown-content code:not(pre code) { background-color: #334155; color: #fcd34d; }
body[data-theme="dark"] .markdown-content pre { background-color: #1e293b; border-color: #334155; }
body[data-theme="dark"] .copy-btn { color: #f59e0b !important; }

/* ================================
   ESTILOS ESPEC�FICOS DE ESTAD�STICAS
   ================================ */

.stat-card {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(37, 99, 235, 0.02));
    border-radius: 1.25rem;
    position: relative;
    overflow: hidden;
}
.stat-card::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, rgba(37, 99, 235, 0.12), transparent 55%);
    pointer-events: none;
}
.stat-card-content {
    position: relative;
    z-index: 10;
}
.stat-highlight {
    background: rgba(37, 99, 235, 0.12);
    border-radius: 9999px;
}
.detail-card {
    border-radius: 1.5rem;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(148, 163, 184, 0.35);
    box-shadow: 0 20px 36px rgba(15, 23, 42, 0.08);
}
#monthly-comparison-message,
#notes-heatmap-message {
    min-height: 1.5rem;
}
#notes-heatmap-grid {
    min-height: 260px;
}
.heatmap-cell {
    border-radius: 0.75rem;
    padding: 0.75rem 0.5rem;
    text-align: center;
    transition: transform 0.15s ease, box-shadow 0.15s ease;
    background: rgba(148, 163, 184, 0.12);
}
.heatmap-cell:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 18px rgba(15, 23, 42, 0.08);
}
.heatmap-cell__date {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
}
.heatmap-cell__count {
    font-size: 0.85rem;
    font-weight: 700;
}
.heatmap-cell__empty {
    opacity: 0.55;
    font-weight: 500;
}
.heatmap-cell__blank {
    visibility: hidden;
    pointer-events: none;
}
.tag-pill {
    border-radius: 9999px;
    background: rgba(37, 99, 235, 0.08);
    color: #1d4ed8;
}
#stats-period-toolbar {
    backdrop-filter: blur(6px);
}
.stats-period-preset-btn {
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}
.stats-period-preset-btn:hover {
    transform: translateY(-1px);
}

/* TEMA OSCURO - ESTAD�STICAS */
body[data-theme="dark"] .stat-card {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.18), rgba(15, 23, 42, 0.82));
    border: 1px solid rgba(148, 163, 184, 0.25);
}
body[data-theme="dark"] .stat-card::after {
    background: radial-gradient(circle at top right, rgba(59, 130, 246, 0.25), transparent 55%);
}
body[data-theme="dark"] .detail-card {
    background: linear-gradient(140deg, rgba(15, 23, 42, 0.78), rgba(30, 41, 59, 0.88));
    border-color: rgba(148, 163, 184, 0.25);
    box-shadow: 0 28px 48px rgba(2, 6, 23, 0.55);
}
body[data-theme="dark"] .heatmap-cell {
    background: rgba(59, 130, 246, 0.12);
    color: #e2e8f0;
}
body[data-theme="dark"] .heatmap-cell:hover {
    box-shadow: 0 12px 22px rgba(8, 47, 73, 0.35);
}
body[data-theme="dark"] #notes-heatmap-legend {
    color: #94a3b8 !important;
}
body[data-theme="dark"] .tag-pill {
    background: rgba(59, 130, 246, 0.22);
    color: #bfdbfe;
}
body[data-theme="dark"] #stats-period-toolbar {
    background: rgba(15, 23, 42, 0.72) !important;
    border-color: rgba(148, 163, 184, 0.3) !important;
}
body[data-theme="dark"] .stats-period-preset-btn.bg-slate-100 {
    background-color: #334155 !important;
    color: #cbd5e1 !important;
}
body[data-theme="dark"] .stats-period-preset-btn.bg-slate-100:hover {
    background-color: #475569 !important;
}
body[data-theme="dark"] #stats-compare-subtitle,
body[data-theme="dark"] #stats-period-active-label,
body[data-theme="dark"] #stats-period-distribution-label {
    color: #94a3b8 !important;
}
body[data-theme="dark"] .highlight-surface {
    background: rgba(37, 99, 235, 0.16);
}