@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,300..800&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

:root {
    /* ============================================================
       Kryon Design System — "Aurora" (Indigo / Violeta moderno)
       Rediseño UI premium SaaS · glassmorphism + glow
       NOTA: los nombres de variables se mantienen idénticos para
       no romper ninguna vista que ya las referencia.
       ============================================================ */

    /* Marca */
    --primary-color: #6366F1;          /* indigo-500 */
    --primary-light: rgba(99, 102, 241, 0.10);
    --primary-dark: #4F46E5;           /* indigo-600 */
    --primary-glow: rgba(99, 102, 241, 0.32);
    --secondary-color: #8B5CF6;        /* violet-500 */
    --secondary-light: #ede9fe;        /* violet-100 */
    --accent-color: #22D3EE;           /* cyan-400 eléctrico */
    --accent-fuchsia: #D946EF;         /* fuchsia-500 (toque extra) */
    --danger-color: #EF4444;           /* red-500 */
    --success-color: #10B981;          /* emerald-500 */
    --warning-color: #F59E0B;          /* amber-500 */

    /* Gradientes de marca */
    --gradient-brand: linear-gradient(135deg, #6366F1 0%, #8B5CF6 50%, #D946EF 100%);
    --gradient-primary: linear-gradient(135deg, #6366F1, #4F46E5);
    --gradient-violet: linear-gradient(135deg, #6366F1, #8B5CF6);
    --gradient-aurora: linear-gradient(135deg, #22D3EE 0%, #6366F1 45%, #D946EF 100%);

    /* Fondos */
    --bg-body: #F4F5FB;
    --bg-card: #FFFFFF;
    --bg-card-hover: #FBFAFF;
    --bg-sidebar: #1E1B4B;             /* indigo-950 */
    --bg-glass: rgba(255, 255, 255, 0.72);

    /* Texto */
    --text-main: #1E293B;              /* slate-800 */
    --text-muted: #64748B;             /* slate-500 */
    --text-light: #94A3B8;             /* slate-400 */

    /* Bordes */
    --border-color: rgba(99, 102, 241, 0.16);
    --border-strong: rgba(99, 102, 241, 0.38);

    /* Sombras (suaves, con tinte indigo en hover) */
    --shadow-sm:  0 1px 2px rgba(16, 24, 40, 0.05);
    --shadow-md:  0 4px 14px rgba(16, 24, 40, 0.08), 0 2px 6px rgba(16, 24, 40, 0.04);
    --shadow-hover: 0 14px 32px rgba(99, 102, 241, 0.22), 0 6px 14px rgba(16, 24, 40, 0.08);
    --shadow-card: 0 1px 3px rgba(16, 24, 40, 0.06), 0 1px 2px rgba(16, 24, 40, 0.04);
    --shadow-glow: 0 0 0 1px rgba(99, 102, 241, 0.10), 0 8px 24px rgba(99, 102, 241, 0.18);

    /* Bordes y radios */
    --radius: 12px;
    --radius-lg: 18px;
    --radius-xl: 26px;

    /* Tipografía — display geométrico + sans humanista */
    --font-heading: "Bricolage Grotesque", "Fraunces", serif;
    --font-body: "Plus Jakarta Sans", "Inter", system-ui, sans-serif;
    --font-code: "Fira Code", monospace;

    /* Transiciones */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html { scroll-behavior: smooth; }

body {
    background-color: var(--bg-body);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    min-height: 100vh;
    position: relative;
}

/* Fondo de página con "aurora" sutil y animada */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    background:
        radial-gradient(60% 50% at 12% 8%,  rgba(99, 102, 241, 0.12) 0%, transparent 60%),
        radial-gradient(55% 45% at 88% 12%, rgba(217, 70, 239, 0.10) 0%, transparent 60%),
        radial-gradient(60% 55% at 78% 88%, rgba(34, 211, 238, 0.10) 0%, transparent 60%);
    background-attachment: fixed;
    animation: auroraDrift 24s ease-in-out infinite alternate;
    pointer-events: none;
}

@keyframes auroraDrift {
    0%   { transform: translate3d(0, 0, 0) scale(1); }
    50%  { transform: translate3d(0, -1.5%, 0) scale(1.04); }
    100% { transform: translate3d(0, 1%, 0) scale(1); }
}

a {
    text-decoration: none;
    color: inherit;
}

::selection {
    background: rgba(99, 102, 241, 0.22);
    color: var(--primary-dark);
}

/* Scrollbar moderna */
* {
    scrollbar-width: thin;
    scrollbar-color: rgba(99, 102, 241, 0.35) transparent;
}
*::-webkit-scrollbar { width: 10px; height: 10px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(99, 102, 241, 0.45), rgba(139, 92, 246, 0.45));
    border-radius: 99px;
    border: 2px solid transparent;
    background-clip: padding-box;
}
*::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    background-clip: padding-box;
}

/* --- Layout & Navbar --- */
.navbar {
    background: var(--bg-glass);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 4px 24px rgba(30, 27, 75, 0.06);
    padding: 0.85rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
}

/* Línea de gradiente en el borde inferior del navbar */
.navbar::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: -1px;
    height: 2px;
    background: var(--gradient-aurora);
    opacity: 0.55;
}

.navbar-brand h1 {
    font-family: var(--font-heading);
    font-size: 1.55rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.navbar-brand span {
    color: var(--primary-color);
}

.navbar-menu {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.navbar-item strong {
    font-weight: 600;
    color: var(--text-main);
}

.content {
    max-width: 1400px;
    margin: 2rem auto;
    padding: 0 1.5rem;
    animation: pageFadeIn 0.5s ease-out both;
}

.container { max-width: 1400px; margin: 0 auto; }

@keyframes pageFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.footer {
    text-align: center;
    padding: 2rem 1rem;
    color: var(--text-light);
    font-size: 0.8rem;
    letter-spacing: 0.04em;
}

/* --- Botones --- */
.btn {
    padding: 0.6rem 1.2rem;
    border-radius: var(--radius);
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), background var(--transition-normal);
    border: 1.5px solid transparent;
    font-size: 0.875rem;
    letter-spacing: 0.01em;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    position: relative;
    overflow: hidden;
    line-height: 1.2;
}

/* Brillo "sheen" que cruza el botón al pasar el cursor */
.btn::before {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    left: -75%;
    width: 50%;
    background: linear-gradient(120deg, transparent, rgba(255, 255, 255, 0.35), transparent);
    transform: skewX(-20deg);
    transition: left 0.6s ease;
    pointer-events: none;
}
.btn:hover::before { left: 130%; }

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0);
    transition: background var(--transition-fast);
}
.btn:hover::after { background: rgba(255, 255, 255, 0.10); }
.btn:active { transform: scale(0.97); }

.btn-sm {
    padding: 0.4rem 0.85rem;
    font-size: 0.8rem;
    border-radius: 10px;
}

.btn-block { width: 100%; }

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 14px var(--primary-glow);
}
.btn-primary:hover {
    box-shadow: 0 8px 22px var(--primary-glow);
    transform: translateY(-2px);
}
.btn-primary:active { transform: scale(0.96); }

.btn-secondary {
    background: var(--bg-card);
    color: var(--text-main);
    border-color: var(--border-color);
    box-shadow: var(--shadow-sm);
}
.btn-secondary:hover {
    border-color: var(--border-strong);
    background: var(--bg-card-hover);
    transform: translateY(-1px);
}

.btn-outline {
    background: transparent;
    border-color: var(--border-strong);
    color: var(--primary-color);
}
.btn-outline:hover {
    background: var(--primary-light);
    border-color: var(--primary-color);
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, #10B981, #059669);
    color: white;
    box-shadow: 0 4px 14px rgba(16, 185, 129, 0.30);
}
.btn-success:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(16, 185, 129, 0.35); }

.btn-danger {
    background: linear-gradient(135deg, #EF4444, #DC2626);
    color: white;
    box-shadow: 0 4px 14px rgba(239, 68, 68, 0.30);
}
.btn-danger:hover { transform: translateY(-2px); }

/* Estado de carga (spinner) — usado en login/register */
.btn-loading { position: relative; pointer-events: none; color: transparent !important; }
.btn-loading::after {
    content: '';
    position: absolute;
    width: 16px; height: 16px;
    top: 50%; left: 50%;
    margin-left: -8px; margin-top: -8px;
    border: 2px solid rgba(255, 255, 255, 0.35);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* --- Tablero Kanban Genérico --- */
.kanban-board {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    padding: 1.5rem 0.5rem;
    align-items: flex-start;
    min-height: calc(100vh - 150px);
}

.kanban-column {
    flex: 0 0 300px;
    display: flex;
    flex-direction: column;
}

.kanban-column-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.7rem 1rem;
    margin-bottom: 0.75rem;
    font-weight: 700;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    color: var(--text-muted);
    background: rgba(255, 255, 255, 0.65);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    position: relative;
    overflow: hidden;
}
.kanban-column-header::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: var(--gradient-violet);
}

.kanban-tasks-list {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.85rem;
    padding: 0.5rem;
    min-height: 100px;
    border-radius: var(--radius);
    transition: background var(--transition-fast), box-shadow var(--transition-fast);
}

/* --- Tarjetas Kanban Premium --- */
.kanban-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: 1rem 1.1rem;
    cursor: grab;
    transition: all var(--transition-normal);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-color);
    animation: slideUpFade 0.45s ease-out forwards;
    opacity: 0;
    position: relative;
    overflow: hidden;
}

.kanban-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-aurora);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.kanban-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
    border-color: var(--border-strong);
    border-left-color: var(--secondary-color);
    background: var(--bg-card-hover);
}
.kanban-card:hover::before { opacity: 1; }

.card-header {
    display: flex;
    align-items: flex-start;
    margin-bottom: 0.8rem;
}

.card-icon {
    color: #F59E0B;
    margin-right: 0.8rem;
    font-size: 1.2rem;
}

.card-title {
    font-weight: 600;
    font-size: 1.05rem;
    color: var(--text-main);
    line-height: 1.4;
}

.card-body {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.85rem;
    color: var(--text-muted);
    border-top: 1px solid var(--border-color);
    padding-top: 0.8rem;
}

.card-metric {
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.avatar-circle {
    width: 30px;
    height: 30px;
    background: var(--gradient-violet);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.8rem;
    box-shadow: 0 2px 6px rgba(99, 102, 241, 0.30);
}

/* --- Badges --- */
.badge {
    padding: 0.25rem 0.65rem;
    border-radius: 99px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.badge-owner {
    background: var(--secondary-light);
    color: var(--primary-dark);
}

.badge-pm {
    background: #dbeafe;
    color: #2563EB;
}

.badge-dev {
    background: #d1fae5;
    color: #059669;
}

/* --- Estado Vacío (Empty State) --- */
.empty-state-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.06), rgba(139, 92, 246, 0.03));
    border-radius: var(--radius);
    border: 2px dashed var(--border-strong);
    transition: all var(--transition-normal);
}
.empty-state-column:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.12), rgba(139, 92, 246, 0.07));
}

/* Ocultar el empty state si hay tarjetas presentes en la columna */
.kanban-tasks-list:has(.kanban-card, .sprint-card, .task-card) .empty-state-column {
    display: none !important;
}

.empty-state-img {
    width: 80px;
    height: 80px;
    background: var(--primary-light);
    border-radius: 50%;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary-color);
}

.empty-state-title {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

/* --- Alertas (genéricas, compartidas) --- */
.alert {
    padding: 0.85rem 1rem;
    border-radius: var(--radius);
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    border: 1px solid transparent;
}
.alert-error {
    background: #FEE2E2;
    color: #B91C1C;
    border-color: #FECACA;
}
.alert-success {
    background: #D1FAE5;
    color: #065F46;
    border-color: #A7F3D0;
}

/* --- Animaciones --- */
@keyframes slideUpFade {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* Retraso escalonado para efecto cascada en tarjetas */
.kanban-card:nth-child(1) { animation-delay: 0.06s; }
.kanban-card:nth-child(2) { animation-delay: 0.12s; }
.kanban-card:nth-child(3) { animation-delay: 0.18s; }
.kanban-card:nth-child(4) { animation-delay: 0.24s; }
.kanban-card:nth-child(5) { animation-delay: 0.30s; }
.kanban-card:nth-child(6) { animation-delay: 0.36s; }
.kanban-card:nth-child(7) { animation-delay: 0.42s; }

/* --- Ajustes para otras páginas (Dashboard, Forms) --- */
.dashboard-header,
.page-header {
    margin-bottom: 2rem;
}

.dashboard-header h2,
.page-header h2 {
    font-size: 2.1rem;
    font-family: var(--font-heading);
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-main);
}

.text-muted {
    color: var(--text-muted) !important;
}

.action-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.action-card,
.form-card {
    background: var(--bg-card);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

/* Halo de gradiente que aparece en hover sobre las action-cards */
.action-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(120% 90% at 100% 0%, rgba(139, 92, 246, 0.08), transparent 60%);
    opacity: 0;
    transition: opacity var(--transition-normal);
    pointer-events: none;
}
.action-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-aurora);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition-normal);
}
.action-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
    border-color: var(--border-strong);
}
.action-card:hover::before { opacity: 1; }
.action-card:hover::after { transform: scaleX(1); }

.action-card h4 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
}

.form-group {
    margin-bottom: 1.1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-main);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.8rem 0.9rem;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius);
    background: var(--bg-card);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-light);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px var(--primary-light);
}

/* --- Estilos de Autenticación (Login/Registro) --- */
.auth-page {
    background: radial-gradient(80% 80% at 15% 10%, rgba(99, 102, 241, 0.18) 0%, transparent 55%),
                radial-gradient(70% 70% at 85% 25%, rgba(217, 70, 239, 0.16) 0%, transparent 55%),
                radial-gradient(75% 75% at 75% 95%, rgba(34, 211, 238, 0.16) 0%, transparent 55%),
                linear-gradient(135deg, #EEF0FB 0%, #E7E4F7 100%);
    background-attachment: fixed;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}
.auth-page::before {
    content: '';
    position: fixed;
    inset: 0;
    background: var(--gradient-aurora);
    opacity: 0.05;
    animation: auroraDrift 20s ease-in-out infinite alternate;
    pointer-events: none;
    z-index: 0;
}

.auth-container {
    width: 100%;
    max-width: 410px;
    padding: 1rem;
    position: relative;
    z-index: 1;
}

.auth-card {
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(20px) saturate(160%);
    -webkit-backdrop-filter: blur(20px) saturate(160%);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    box-shadow: 0 20px 50px rgba(30, 27, 75, 0.18), 0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    border: 1px solid rgba(255, 255, 255, 0.6);
    animation: authReveal 0.7s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    overflow: hidden;
}
/* Borde superior con gradiente de marca */
.auth-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--gradient-brand);
}

.auth-header {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-header h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
}

.auth-header h1 span {
    -webkit-text-fill-color: var(--accent-color);
    color: var(--accent-color);
}

.auth-footer {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 0.9rem;
    color: var(--text-muted);
    position: relative;
    z-index: 1;
}

.auth-footer a {
    color: var(--primary-color);
    font-weight: 600;
}

/* --- Animaciones de Entrada --- */
@keyframes authReveal {
    from { opacity: 0; transform: translateY(24px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.anim-delay-1 { animation: fieldIn 0.5s ease-out 0.10s both; }
.anim-delay-2 { animation: fieldIn 0.5s ease-out 0.18s both; }
.anim-delay-3 { animation: fieldIn 0.5s ease-out 0.26s both; }
.anim-delay-4 { animation: fieldIn 0.5s ease-out 0.34s both; }
.anim-delay-5 { animation: fieldIn 0.5s ease-out 0.42s both; }
.anim-delay-6 { animation: fieldIn 0.5s ease-out 0.50s both; }

@keyframes fieldIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.btn-primary:active { transform: scale(0.95); }

/* --- Drag & Drop Universal & Animación "Gelatina" fluida --- */
@keyframes jellyDragFluid {
    0%   { transform: scale(1.02) rotate(0deg) skewX(0deg); }
    15%  { transform: scale(1.05, 0.98) rotate(1.5deg) skewX(-1deg); }
    30%  { transform: scale(0.98, 1.05) rotate(-1deg) skewX(1deg); }
    45%  { transform: scale(1.04, 0.99) rotate(1deg) skewX(-0.5deg); }
    60%  { transform: scale(0.99, 1.03) rotate(-0.5deg) skewX(0.5deg); }
    75%  { transform: scale(1.02, 1.01) rotate(0.2deg) skewX(-0.2deg); }
    100% { transform: scale(1.02) rotate(0deg) skewX(0deg); }
}

.custom-dragging-source {
    opacity: 0.2 !important;
    transform: scale(0.95) !important;
    transition: all 0.3s ease !important;
}

.custom-dragging-clone {
    opacity: 0.98;
    box-shadow: 0 30px 60px -12px rgba(99, 102, 241, 0.45), 0 18px 30px -10px rgba(30, 27, 75, 0.25);
    z-index: 99999;
    background: var(--bg-card);
    border: 2px solid var(--primary-color);
    border-radius: var(--radius);
    animation: jellyDragFluid 1.2s cubic-bezier(0.25, 1.2, 0.5, 1) infinite;
    transform-origin: center center;
    pointer-events: none;
    margin: 0 !important;
    cursor: grabbing !important;
}

/* --- Drag-Over Mejorado --- */
.kanban-tasks-list.drag-over {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.08), rgba(139, 92, 246, 0.05)) !important;
    box-shadow: inset 0 0 0 2px var(--primary-color), inset 0 0 24px rgba(99, 102, 241, 0.08);
    border-radius: var(--radius);
}

/* --- Progress Bar para tarjetas --- */
.card-progress {
    margin-top: 0.75rem;
    margin-bottom: 0.2rem;
}

.card-progress-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
}

.card-progress-bar {
    height: 5px;
    background: var(--primary-light);
    border-radius: 99px;
    overflow: hidden;
}

.card-progress-fill {
    height: 100%;
    border-radius: 99px;
    background: var(--gradient-aurora);
    transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
}
/* Brillo animado que recorre la barra de progreso */
.card-progress-fill::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.45), transparent);
    transform: translateX(-100%);
    animation: progressShine 2.2s ease-in-out infinite;
}
@keyframes progressShine {
    0%   { transform: translateX(-100%); }
    60%, 100% { transform: translateX(200%); }
}

.card-progress-fill.done {
    background: linear-gradient(90deg, #10B981, #34D399);
}
.card-progress-fill.done::after { animation: none; }

/* --- Toast Notification System --- */
#toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 100000;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
    pointer-events: none;
}

.toast {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.9rem 1.25rem;
    border-radius: var(--radius);
    background: rgba(30, 27, 75, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    color: #fff;
    font-size: 0.875rem;
    font-weight: 500;
    font-family: var(--font-body);
    box-shadow: 0 12px 34px rgba(30, 27, 75, 0.35);
    pointer-events: auto;
    cursor: pointer;
    min-width: 240px;
    max-width: 340px;
    border-left: 4px solid var(--primary-color);
    animation: toastSlideIn 0.4s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
    position: relative;
    overflow: hidden;
}

.toast::after {
    content: '';
    position: absolute;
    bottom: 0; left: 0;
    height: 3px;
    background: rgba(255, 255, 255, 0.4);
    animation: toastTimer 3s linear forwards;
}

.toast.toast-success { border-left-color: var(--success-color); }
.toast.toast-error   { border-left-color: var(--danger-color); }
.toast.toast-info    { border-left-color: var(--accent-color); }

.toast-icon { font-size: 1.2rem; flex-shrink: 0; }
.toast-msg  { flex: 1; }
.toast-close {
    background: none; border: none; color: rgba(255, 255, 255, 0.6);
    cursor: pointer; font-size: 1rem; padding: 0; margin-left: 0.5rem;
    line-height: 1;
}
.toast-close:hover { color: white; }

.toast.toast-exit {
    animation: toastSlideOut 0.3s ease-in forwards;
}

@keyframes toastSlideIn {
    from { transform: translateX(120%); opacity: 0; }
    to   { transform: translateX(0);   opacity: 1; }
}

@keyframes toastSlideOut {
    from { transform: translateX(0);   opacity: 1; }
    to   { transform: translateX(120%); opacity: 0; }
}

@keyframes toastTimer {
    from { width: 100%; }
    to   { width: 0%; }
}

/* --- Column count badge premium  --- */
.col-count-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 22px;
    height: 22px;
    padding: 0 6px;
    border-radius: 99px;
    font-size: 0.72rem;
    font-weight: 700;
    background: var(--gradient-violet);
    color: white;
    box-shadow: 0 2px 6px rgba(99, 102, 241, 0.30);
    transition: background var(--transition-fast), transform var(--transition-fast);
}

.kanban-column:has(.kanban-tasks-list.drag-over) .col-count-badge {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-fuchsia));
    transform: scale(1.1);
}

/* =====================================================================
   AURORA v2 — Tema oscuro, fondo vivo y micro-interacciones globales
   ===================================================================== */

:root { color-scheme: light; }

/* ---------- TEMA OSCURO ---------- */
[data-theme="dark"] {
    color-scheme: dark;

    --primary-color: #818CF8;          /* indigo-400, más luminoso sobre oscuro */
    --primary-light: rgba(129, 140, 248, 0.16);
    --primary-dark: #6366F1;
    --primary-glow: rgba(129, 140, 248, 0.40);
    --secondary-color: #A78BFA;        /* violet-400 */
    --secondary-light: rgba(167, 139, 250, 0.18);
    --accent-color: #22D3EE;
    --accent-fuchsia: #E879F9;

    --gradient-brand: linear-gradient(135deg, #818CF8 0%, #A78BFA 50%, #E879F9 100%);
    --gradient-primary: linear-gradient(135deg, #6366F1, #818CF8);
    --gradient-violet: linear-gradient(135deg, #818CF8, #A78BFA);
    --gradient-aurora: linear-gradient(135deg, #22D3EE 0%, #818CF8 45%, #E879F9 100%);

    --bg-body: #0A0A12;
    --bg-card: #15151F;
    --bg-card-hover: #1C1C2A;
    --bg-sidebar: #07070D;
    --bg-glass: rgba(18, 18, 28, 0.72);

    --text-main: #ECECF6;
    --text-muted: #A2A2BE;
    --text-light: #6C6C86;

    --border-color: rgba(139, 92, 246, 0.20);
    --border-strong: rgba(139, 92, 246, 0.44);

    --shadow-sm:  0 1px 2px rgba(0, 0, 0, 0.40);
    --shadow-md:  0 6px 18px rgba(0, 0, 0, 0.45), 0 2px 6px rgba(0, 0, 0, 0.35);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.40), 0 1px 2px rgba(0, 0, 0, 0.30);
    --shadow-hover: 0 18px 40px rgba(99, 102, 241, 0.38), 0 8px 18px rgba(0, 0, 0, 0.50);
    --shadow-glow: 0 0 0 1px rgba(129, 140, 248, 0.18), 0 10px 30px rgba(129, 140, 248, 0.30);
}

/* Transición suave al cambiar de tema */
body, .navbar, .action-card, .form-card, .kanban-card, .kanban-column-header,
.settings-card, .ticket-card, .stat-card, .metric-card, .analytics-card,
.auth-card, .btn, .toast, .calendar-day {
    transition: background-color var(--transition-normal), border-color var(--transition-normal), color var(--transition-normal), box-shadow var(--transition-normal);
}

/* ---------- FONDO VIVO: malla de gradiente animada + grano ---------- */
body::before {
    content: '';
    position: fixed;
    inset: -10%;
    z-index: -2;
    background:
        radial-gradient(38% 42% at 12% 8%,  rgba(99, 102, 241, 0.16) 0%, transparent 62%),
        radial-gradient(34% 38% at 88% 10%, rgba(217, 70, 239, 0.13) 0%, transparent 62%),
        radial-gradient(40% 44% at 78% 90%, rgba(34, 211, 238, 0.13) 0%, transparent 62%),
        radial-gradient(36% 40% at 20% 88%, rgba(139, 92, 246, 0.12) 0%, transparent 62%);
    background-attachment: fixed;
    animation: meshDrift 26s ease-in-out infinite alternate;
    pointer-events: none;
}
[data-theme="dark"] body::before {
    background:
        radial-gradient(40% 44% at 12% 6%,  rgba(99, 102, 241, 0.30) 0%, transparent 60%),
        radial-gradient(36% 40% at 90% 12%, rgba(217, 70, 239, 0.22) 0%, transparent 60%),
        radial-gradient(42% 46% at 80% 92%, rgba(34, 211, 238, 0.20) 0%, transparent 60%),
        radial-gradient(38% 42% at 16% 90%, rgba(139, 92, 246, 0.22) 0%, transparent 60%);
}

/* Capa de grano sutil para dar textura premium */
body::after {
    content: '';
    position: fixed;
    inset: 0;
    z-index: -1;
    pointer-events: none;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
[data-theme="dark"] body::after { opacity: 0.06; }

@keyframes meshDrift {
    0%   { transform: translate3d(0, 0, 0) scale(1); }
    50%  { transform: translate3d(1.5%, -2%, 0) scale(1.06); }
    100% { transform: translate3d(-1%, 1.5%, 0) scale(1.02); }
}

/* ---------- BOTÓN DE TEMA (claro/oscuro) ---------- */
.theme-toggle {
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1.5px solid var(--border-strong);
    background: var(--bg-card);
    color: var(--primary-color);
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-bounce), box-shadow var(--transition-normal), background var(--transition-normal), border-color var(--transition-normal);
    box-shadow: var(--shadow-sm);
}
.theme-toggle:hover {
    transform: rotate(18deg) scale(1.08);
    box-shadow: 0 6px 18px var(--primary-glow);
    border-color: var(--primary-color);
}
.theme-toggle svg { transition: transform var(--transition-bounce); }
.theme-toggle--pop { animation: togglePop 0.5s var(--transition-bounce); }
@keyframes togglePop {
    0% { transform: scale(0.7) rotate(-30deg); }
    60% { transform: scale(1.15) rotate(8deg); }
    100% { transform: scale(1) rotate(0); }
}
.theme-toggle--floating {
    position: fixed;
    top: 1.25rem;
    right: 1.25rem;
    z-index: 1200;
    width: 46px;
    height: 46px;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

/* ---------- SCROLL REVEAL ---------- */
.reveal {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    transition-delay: var(--reveal-delay, 0ms);
    will-change: opacity, transform;
}
.reveal.reveal-in {
    opacity: 1;
    transform: translateY(0);
}

/* ---------- RIPPLE EN BOTONES ---------- */
.kryon-ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.45);
    transform: scale(0);
    animation: rippleOut 0.6s ease-out;
    pointer-events: none;
    z-index: 2;
}
.btn-secondary .kryon-ripple,
.filter-tab .kryon-ripple,
.settings-tab .kryon-ripple,
.theme-toggle .kryon-ripple { background: var(--primary-glow); }
@keyframes rippleOut {
    to { transform: scale(2.4); opacity: 0; }
}

/* ---------- GLOW QUE SIGUE EL CURSOR (dashboard) ---------- */
.action-card::before {
    background: radial-gradient(220px circle at var(--mx, 50%) var(--my, 50%), rgba(139, 92, 246, 0.14), transparent 45%);
}

/* ---------- Refuerzos para tema oscuro (superficies claras forzadas) ---------- */
[data-theme="dark"] .btn-icon { background: var(--bg-card) !important; }
[data-theme="dark"] .filter-tab { background: var(--bg-card); }
[data-theme="dark"] .comment.internal { background: rgba(245, 158, 11, 0.12); }
[data-theme="dark"] .empty-state-img { background: var(--primary-light); }
[data-theme="dark"] .toast { background: rgba(7, 7, 13, 0.92); }
[data-theme="dark"] .empty-state-column {
    background: linear-gradient(135deg, rgba(129, 140, 248, 0.08), rgba(167, 139, 250, 0.04));
    border-color: rgba(139, 92, 246, 0.30);
}
[data-theme="dark"] .empty-state-column:hover {
    background: linear-gradient(135deg, rgba(129, 140, 248, 0.16), rgba(167, 139, 250, 0.09));
    border-color: var(--primary-color);
}
[data-theme="dark"] .empty-state,
[data-theme="dark"] .form-card,
[data-theme="dark"] .ticket-main,
[data-theme="dark"] .comment,
[data-theme="dark"] .comment-form,
[data-theme="dark"] .kanban-column-header { background: var(--bg-card); }

/* Auth (login / registro) en oscuro */
[data-theme="dark"] .auth-page {
    background: radial-gradient(80% 80% at 15% 10%, rgba(99, 102, 241, 0.22) 0%, transparent 55%),
                radial-gradient(70% 70% at 85% 25%, rgba(217, 70, 239, 0.18) 0%, transparent 55%),
                radial-gradient(75% 75% at 75% 95%, rgba(34, 211, 238, 0.18) 0%, transparent 55%),
                linear-gradient(135deg, #0A0A12 0%, #12101E 100%);
}
[data-theme="dark"] .auth-card {
    background: rgba(21, 21, 31, 0.82);
    border-color: rgba(139, 92, 246, 0.22);
    box-shadow: 0 24px 56px rgba(0, 0, 0, 0.6), 0 0 0 1px rgba(255, 255, 255, 0.04) inset;
}

/* ---------- Pulido oscuro: Soporte / Settings / Calendar ----------
   Mayor especificidad ([data-theme] + clase) para ganar a los <style>
   embebidos que definen chips pastel pensados para fondo claro.        */

/* Badges de estado (tickets) → versiones translúcidas */
[data-theme="dark"] .badge-status.OPEN         { background: rgba(239, 68, 68, 0.18);  color: #FCA5A5; }
[data-theme="dark"] .badge-status.IN_PROGRESS  { background: rgba(245, 158, 11, 0.18); color: #FCD34D; }
[data-theme="dark"] .badge-status.WAITING_USER { background: rgba(99, 102, 241, 0.22); color: #A5B4FC; }
[data-theme="dark"] .badge-status.RESOLVED     { background: rgba(16, 185, 129, 0.18); color: #6EE7B7; }
[data-theme="dark"] .badge-status.CLOSED       { background: rgba(148, 163, 184, 0.16); color: #CBD5E1; }

/* Badges de prioridad (tickets + sprints) */
[data-theme="dark"] .badge-priority.LOW,
[data-theme="dark"] .badge-priority-LOW        { background: rgba(148, 163, 184, 0.16); color: #CBD5E1; }
[data-theme="dark"] .badge-priority.MEDIUM,
[data-theme="dark"] .badge-priority-MEDIUM     { background: rgba(245, 158, 11, 0.18); color: #FCD34D; }
[data-theme="dark"] .badge-priority.HIGH,
[data-theme="dark"] .badge-priority-HIGH       { background: rgba(249, 115, 22, 0.20); color: #FDBA74; }
[data-theme="dark"] .badge-priority.URGENT,
[data-theme="dark"] .badge-priority-URGENT     { background: rgba(239, 68, 68, 0.20);  color: #FCA5A5; }

/* Alerts en oscuro */
[data-theme="dark"] .alert-success { background: rgba(16, 185, 129, 0.14); color: #6EE7B7; border-color: rgba(16, 185, 129, 0.30); }
[data-theme="dark"] .alert-error   { background: rgba(239, 68, 68, 0.14);  color: #FCA5A5; border-color: rgba(239, 68, 68, 0.30); }

/* Roles de miembro (settings) */
[data-theme="dark"] .member-role.pm  { background: rgba(34, 211, 238, 0.16); color: #67E8F9; }
[data-theme="dark"] .member-role.dev { background: rgba(16, 185, 129, 0.16); color: #6EE7B7; }

/* Inputs deshabilitados / solo lectura (settings) */
[data-theme="dark"] input:disabled,
[data-theme="dark"] input[readonly],
[data-theme="dark"] select:disabled { background: rgba(255, 255, 255, 0.04); color: var(--text-muted); }

/* Detalles del calendario en oscuro */
[data-theme="dark"] .calendar-day.today {
    box-shadow: inset 0 0 0 2px var(--primary-color), 0 0 22px rgba(129, 140, 248, 0.18);
}
[data-theme="dark"] .calendar-event { box-shadow: 0 1px 4px rgba(0, 0, 0, 0.45); }
[data-theme="dark"] .calendar-day.other-month { opacity: 0.4; }
[data-theme="dark"] .more-events:hover { color: var(--accent-color); }
[data-theme="dark"] .event-modal { background: rgba(0, 0, 0, 0.7); }
[data-theme="dark"] *::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, rgba(129, 140, 248, 0.5), rgba(167, 139, 250, 0.5));
    background-clip: padding-box;
}

/* --- Accesibilidad: respeta reduce-motion --- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .reveal { opacity: 1 !important; transform: none !important; }
}

/* =====================================================================
   KRYON STUDIO v3 — App shell con barra lateral + estética editorial
   Reorganiza el layout completo (barra superior -> sidebar vertical),
   tipografía display y componentes rediseñados. Solo CSS + el nav que
   inyecta kryon-ui.js; no cambia la lógica de las vistas.
   ===================================================================== */
:root { --sidebar-w: 264px; }

/* Tipografía global con la nueva display */
body { font-family: var(--font-body); letter-spacing: -0.005em; }

h1, h2, h3, h4, .navbar-brand h1,
.dashboard-header h2, .page-header h2,
.analytics-title, .settings-title, .sprint-info h2, .calendar-title,
.action-card h4, .settings-card h3 {
    font-family: var(--font-heading);
    font-weight: 700;
    letter-spacing: -0.03em;
}

/* ---------- NAVEGACIÓN HORIZONTAL (barra superior, control segmentado) ---------- */
.navbar { gap: 1.25rem; padding: 0.75rem 1.75rem; }
.navbar-brand { flex-shrink: 0; }

.side-nav {
    display: flex;
    align-items: center;
    gap: 0.2rem;
    margin-right: auto;              /* empuja el bloque de usuario a la derecha */
    padding: 0.28rem;
    background: var(--primary-light);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}
.side-nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.48rem 0.85rem;
    border-radius: 12px;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
    position: relative;
    transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);
}
.side-nav-ico { display: inline-flex; opacity: 0.8; transition: transform var(--transition-bounce); }
.side-nav-ico svg { width: 18px; height: 18px; }
.side-nav-link:hover { color: var(--text-main); transform: translateY(-1px); }
.side-nav-link:hover .side-nav-ico { transform: translateY(-1px) scale(1.1); }
.side-nav-link.is-active {
    color: #fff;
    background: var(--gradient-primary);
    box-shadow: 0 6px 16px var(--primary-glow);
}
.side-nav-link.is-active .side-nav-ico { opacity: 1; }

/* Bloque derecho: usuario / toggle / logout */
.navbar-menu { gap: 0.6rem; }
.navbar-menu .navbar-item strong { font-weight: 600; color: var(--text-main); }

/* Respiro vertical del contenido (look editorial, centrado) */
.content { padding-top: 0.5rem; padding-bottom: 3rem; }

/* ---------- Responsive: nav desplazable y luego solo iconos ---------- */
@media (max-width: 920px) {
    .navbar { flex-wrap: wrap; gap: 0.7rem; padding: 0.7rem 1rem; }
    .side-nav {
        order: 3;
        width: 100%;
        overflow-x: auto;
        margin-right: 0;
        justify-content: flex-start;
    }
}
@media (max-width: 560px) {
    .side-nav-label { display: none; }      /* control compacto: solo iconos */
    .side-nav-link { padding: 0.5rem 0.7rem; }
}

/* ---------- HERO / TITULARES EDITORIALES ---------- */
.dashboard-header, .page-header, .analytics-header, .sprint-header, .settings-header, .support-header {
    position: relative;
    margin-bottom: 2.5rem;
}
.dashboard-header h2, .page-header h2, .analytics-title, .settings-title, .sprint-info h2 {
    font-size: clamp(2.3rem, 4.2vw, 3.2rem);
    line-height: 1.02;
    font-weight: 800;
}
.dashboard-header > p, .page-header > p {
    font-size: 1.08rem;
    color: var(--text-muted);
    max-width: 52ch;
    margin-top: 0.6rem;
}
/* "Bienvenido" con la segunda palabra acentuada en gradiente */
.dashboard-header h2 { display: inline-block; }

/* ---------- TARJETAS DE ACCIÓN (dashboard) REDISEÑADAS ---------- */
.action-cards { gap: 1.4rem; }
.action-card {
    padding: 1.9rem 1.7rem;
    border-radius: 24px;
}
.action-card > div[style*="2rem"] {
    display: inline-flex !important;
    align-items: center;
    justify-content: center;
    width: 60px; height: 60px;
    border-radius: 18px;
    background: var(--primary-light);
    box-shadow: inset 0 0 0 1px var(--border-color);
}
.action-card h4 { font-size: 1.4rem; font-weight: 700; letter-spacing: -0.02em; }
.action-card .btn {
    margin-top: 0.4rem;
    border-radius: 12px;
    box-shadow: 0 6px 16px var(--primary-glow);
}

/* Números editoriales 01–06 en la esquina de cada tarjeta de acción */
.action-cards { counter-reset: kcard; }
.action-card { counter-increment: kcard; }
.action-card > h4::before {
    content: counter(kcard, decimal-leading-zero);
    position: absolute;
    top: 1.3rem; right: 1.5rem;
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--border-strong);
    letter-spacing: 0;
}
.action-card { isolation: isolate; }

/* ---------- Pulido general más "estudio" ---------- */
.kanban-column-header { border-radius: 14px; }
.btn { border-radius: 13px; }
.badge, .col-count-badge, .ticket-badge, .task-badge { letter-spacing: 0.02em; }

/* =====================================================================
   COLOR POR ETAPA — cada columna del tablero tiene su propio color y la
   tarjeta vacía ("Sin proyectos/sprints/tareas") combina con su etapa.
   Paleta rotativa por posición (las etapas son dinámicas/personalizables).
   ===================================================================== */
.kanban-board > .kanban-column { --stage: 99, 102, 241; }                 /* indigo (def) */
.kanban-board > .kanban-column:nth-child(7n+1) { --stage: 99, 102, 241; } /* indigo  */
.kanban-board > .kanban-column:nth-child(7n+2) { --stage: 139, 92, 246; } /* violeta */
.kanban-board > .kanban-column:nth-child(7n+3) { --stage: 6, 182, 212; }  /* cian    */
.kanban-board > .kanban-column:nth-child(7n+4) { --stage: 16, 185, 129; } /* esmeralda */
.kanban-board > .kanban-column:nth-child(7n+5) { --stage: 245, 158, 11; } /* ámbar   */
.kanban-board > .kanban-column:nth-child(7n+6) { --stage: 244, 63, 94; }  /* rosa    */
.kanban-board > .kanban-column:nth-child(7n)   { --stage: 217, 70, 239; } /* fucsia  */

/* Acento del encabezado y badge combinan con la etapa */
.kanban-board > .kanban-column .kanban-column-header::before { background: rgb(var(--stage)); }
.kanban-board > .kanban-column .col-count-badge {
    background: rgb(var(--stage));
    box-shadow: 0 2px 8px rgba(var(--stage), 0.35);
}

/* La tarjeta vacía toma el color de su etapa */
.kanban-board > .kanban-column .empty-state-column {
    background: linear-gradient(135deg, rgba(var(--stage), 0.11), rgba(var(--stage), 0.035));
    border-color: rgba(var(--stage), 0.42);
}
.kanban-board > .kanban-column .empty-state-column:hover {
    background: linear-gradient(135deg, rgba(var(--stage), 0.20), rgba(var(--stage), 0.08));
    border-color: rgba(var(--stage), 0.68);
}
.kanban-board > .kanban-column .empty-state-img { background: rgba(var(--stage), 0.16); color: rgb(var(--stage)); }

/* En oscuro, tintes un poco más presentes */
[data-theme="dark"] .kanban-board > .kanban-column .empty-state-column {
    background: linear-gradient(135deg, rgba(var(--stage), 0.18), rgba(var(--stage), 0.06));
    border-color: rgba(var(--stage), 0.40);
}
[data-theme="dark"] .kanban-board > .kanban-column .empty-state-column:hover {
    background: linear-gradient(135deg, rgba(var(--stage), 0.28), rgba(var(--stage), 0.12));
    border-color: rgba(var(--stage), 0.7);
}

/* Bandeja de notificaciones: superficie elevada dentro del app shell. */
.notification-center { position: relative; }
.notification-trigger { position: relative; display: grid; place-items: center; width: 42px; height: 42px; padding: 0; border: 1px solid var(--border-color); border-radius: 13px; background: var(--bg-card); color: var(--text-main); cursor: pointer; transition: transform 140ms cubic-bezier(.23,1,.32,1), border-color 140ms; }
.notification-trigger:hover { border-color: var(--primary); }
.notification-trigger:active { transform: scale(.97); }
.notification-trigger:focus-visible { outline: 3px solid var(--primary-glow); outline-offset: 2px; }
.notification-count { position: absolute; top: -5px; right: -5px; min-width: 19px; height: 19px; padding: 0 5px; border: 2px solid var(--bg-main); border-radius: 10px; background: var(--danger, #e5484d); color: #fff; font: 600 10px/15px var(--font-body); font-variant-numeric: tabular-nums; }
.notification-panel { position: absolute; z-index: 1000; top: calc(100% + 10px); right: 0; width: min(390px, calc(100vw - 24px)); overflow: hidden; border: 1px solid var(--border-color); border-radius: 18px; background: var(--bg-card); box-shadow: 0 18px 50px rgba(15,23,42,.18); }
.notification-panel[hidden] { display: none; }
.notification-panel header { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px; border-bottom: 1px solid var(--border-color); }
.notification-panel header div { display: grid; gap: 2px; }
.notification-panel header strong { font-size: 14px; color: var(--text-main); }
.notification-panel header small { font-size: 11px; color: var(--text-muted); }
.notification-read-all { border: 0; background: transparent; color: var(--primary); font: 600 11px var(--font-body); cursor: pointer; }
.notification-list { max-height: min(480px, 65vh); overflow-y: auto; }
.notification-item { display: grid; grid-template-columns: 8px 1fr; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--border-color); color: inherit; text-decoration: none; transition: background-color 150ms; }
.notification-item:hover { background: var(--primary-light); }
.notification-item > span:last-child { display: grid; gap: 4px; min-width: 0; }
.notification-item strong { color: var(--text-main); font-size: 13px; font-weight: 600; }
.notification-item span span { color: var(--text-muted); font-size: 12px; line-height: 1.45; text-wrap: pretty; }
.notification-item time { color: var(--text-muted); font-size: 10px; }
.notification-dot { width: 7px; height: 7px; margin-top: 5px; border-radius: 50%; background: transparent; }
.notification-item.is-unread { background: color-mix(in srgb, var(--primary-light) 55%, var(--bg-card)); }
.notification-item.is-unread .notification-dot { background: var(--primary); box-shadow: 0 0 0 3px var(--primary-glow); }
.notification-empty { display: grid; gap: 4px; margin: 0; padding: 32px 20px; text-align: center; color: var(--text-muted); font-size: 12px; }
.notification-empty strong { color: var(--text-main); font-size: 14px; }
@media (max-width: 600px) { .notification-panel { position: fixed; top: 72px; right: 12px; left: 12px; width: auto; } }