/* ─── Header público (landing) ───────────────────────────────── */
.public-header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.25rem 6%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
    transition: background 0.4s, box-shadow 0.4s;
}
.public-header.scrolled {
    background: rgba(7, 7, 15, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}
.public-header .logo-wrap {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}
.public-header .logo-wrap img {
    height: 36px;
    width: auto;
    object-fit: contain;
}
.public-header .logo-text {
    font-family: 'Orbitron', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    background: linear-gradient(135deg, var(--primary-eco), var(--accent-gold));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.public-header nav {
    display: flex;
    gap: 2rem;
    align-items: center;
}
.public-header nav a {
    font-size: 0.85rem;
    font-weight: 500;
    color: rgba(255,255,255,0.75);
    transition: color 0.3s;
    text-decoration: none;
}
.public-header nav a:hover { color: #fff; }
.header-cta {
    padding: 0.6rem 1.4rem;
    background: linear-gradient(135deg, var(--primary-eco), #fb923c);
    color: #fff !important;
    font-weight: 700 !important;
    border-radius: 8px;
    font-size: 0.82rem !important;
    transition: transform 0.3s, box-shadow 0.3s !important;
    box-shadow: 0 2px 12px rgba(249,115,22,0.35);
}
.header-cta:hover {
    transform: translateY(-1px) !important;
    box-shadow: 0 6px 20px rgba(249,115,22,0.5) !important;
    color: #fff !important;
}

/* ─── App shell (área autenticada) ──────────────────────────── */
.app-shell {
    display: flex;
    height: 100vh;
    width: 100%;
    position: relative;
    z-index: 10;
}

.sidebar {
    width: 260px;
    background: rgba(7, 7, 20, 0.97);
    border-right: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    padding: 0;
    overflow-y: auto;
    flex-shrink: 0;
    backdrop-filter: blur(20px);
}
.sidebar .sidebar-header {
    padding: 1.75rem 1.75rem 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 0.5rem;
}
.sidebar .sidebar-header .sidebar-logo {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    margin-bottom: 0.4rem;
}
.sidebar .sidebar-header .sidebar-logo img {
    height: 28px;
    width: auto;
    object-fit: contain;
}
.sidebar .sidebar-header .logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    background: linear-gradient(135deg, var(--primary-eco), var(--accent-gold));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.sidebar .sidebar-header .role {
    font-size: 0.6rem;
    font-weight: 600;
    letter-spacing: 0.22em;
    color: var(--text-faint);
    text-transform: uppercase;
    margin-top: 0.25rem;
}

.sidebar nav { flex: 1; padding: 0.5rem 0; }

.nav-section-title {
    padding: 0.9rem 1.75rem 0.4rem;
    font-size: 0.55rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-faint);
}

.nav-item {
    padding: 0.85rem 1.75rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    color: rgba(241, 245, 249, 0.42);
    cursor: pointer;
    transition: all 0.25s;
    border-left: 3px solid transparent;
    font-size: 0.82rem;
    font-weight: 500;
    letter-spacing: 0.02em;
    text-decoration: none;
    background: none;
    border-top: none; border-right: none; border-bottom: none;
    width: 100%;
    text-align: left;
    position: relative;
}
.nav-item:hover {
    color: var(--text-light);
    background: rgba(249, 115, 22, 0.06);
    border-left-color: rgba(249, 115, 22, 0.4);
}
.nav-item.active {
    color: var(--primary-eco);
    background: rgba(249, 115, 22, 0.1);
    border-left-color: var(--primary-eco);
    font-weight: 600;
}
.nav-item .nav-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    opacity: 0.7;
}
.nav-item.active .nav-icon,
.nav-item:hover .nav-icon { opacity: 1; }
.nav-item .nav-badge {
    margin-left: auto;
    background: var(--primary-eco);
    color: #07070f;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 0.15rem 0.45rem;
    border-radius: 10px;
    min-width: 18px;
    text-align: center;
}

.sidebar-footer {
    padding: 1.25rem 1.75rem;
    border-top: 1px solid var(--glass-border);
}
.sidebar-footer .user-info { margin-bottom: 1rem; }
.sidebar-footer .user-name {
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 0.2rem;
}
.sidebar-footer .user-id {
    font-size: 0.68rem;
    color: var(--text-faint);
    letter-spacing: 0.05em;
}

/* ─── Main workspace ─────────────────────────────────────────── */
.main-workspace {
    flex: 1;
    padding: 2.5rem 3rem;
    overflow-y: auto;
    background: radial-gradient(ellipse at top right, rgba(124, 58, 237, 0.05), transparent 55%),
                radial-gradient(ellipse at bottom left, rgba(249, 115, 22, 0.03), transparent 50%);
    animation: slideUp 0.4s ease;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1.25rem;
}
.page-header h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.3rem;
    background: linear-gradient(135deg, var(--text-light), var(--text-mid));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.page-header .subtitle {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--text-faint);
}

/* ─── Top bar ─────────────────────────────────────────────────── */
.top-bar { display: flex; align-items: center; gap: 1rem; }
.top-bar .icon-btn {
    width: 38px; height: 38px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-mid);
    transition: 0.3s;
    position: relative;
}
.top-bar .icon-btn:hover {
    color: var(--primary-eco);
    border-color: rgba(249,115,22,0.4);
}
.top-bar .icon-btn .dot-badge {
    position: absolute;
    top: 6px; right: 6px;
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--primary-eco);
    box-shadow: 0 0 8px var(--primary-eco);
}

/* ─── Responsive ─────────────────────────────────────────────── */

/* Overlay oscuro detrás del sidebar en móvil */
#sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.62);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    z-index: 998;
    cursor: pointer;
}
#sidebar-overlay.visible { display: block; }

/* Botón hamburguesa (solo visible en móvil) */
.hamburger-btn {
    display: none;
    width: 38px; height: 38px;
    border-radius: 10px;
    border: 1px solid var(--glass-border);
    background: var(--glass);
    align-items: center;
    justify-content: center;
    color: var(--text-mid);
    cursor: pointer;
    font-size: 1.25rem;
    line-height: 1;
    transition: 0.2s;
    flex-shrink: 0;
}
.hamburger-btn:hover { color: var(--primary-eco); border-color: rgba(249,115,22,0.4); }

/* Botón × dentro del sidebar (solo visible en móvil) */
.sidebar-close-btn {
    display: none;
    position: absolute;
    top: 1.1rem; right: 1rem;
    width: 30px; height: 30px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: rgba(255,255,255,0.04);
    color: var(--text-faint);
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    align-items: center;
    justify-content: center;
    transition: 0.2s;
    z-index: 10;
}
.sidebar-close-btn:hover { color: var(--text-light); background: rgba(255,255,255,0.08); }

@media (max-width: 1024px) {
    .sidebar { width: 230px; }
    .main-workspace { padding: 2rem; }
}

/* ── Móvil: hamburger drawer ─────────────────────────────────── */
@media (max-width: 768px) {
    /* Landing header: ocultar links de nav, mostrar solo CTA */
    .public-header nav > a:not(.header-cta) { display: none; }
    .public-header { padding: 1rem 4%; }

    /* Activar hamburger y close */
    .hamburger-btn { display: flex; }
    .sidebar-close-btn { display: flex; }

    /* Sidebar como drawer que entra desde la izquierda */
    .sidebar {
        position: fixed !important;
        left: -270px;
        top: 0;
        height: 100% !important;
        width: 260px !important;
        z-index: 999;
        transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        flex-direction: column !important;
        overflow-y: auto;
        border-right: 1px solid var(--glass-border) !important;
        border-bottom: none !important;
    }
    .sidebar.open { left: 0; }

    /* Sidebar header/footer/section title: visibles en móvil */
    .sidebar .sidebar-header,
    .sidebar .sidebar-footer,
    .sidebar .nav-section-title { display: block !important; }
    .sidebar nav { display: flex !important; flex-direction: column !important; padding: 0.5rem 0 !important; }
    .nav-item {
        padding: 0.85rem 1.75rem !important;
        border-left: 3px solid transparent !important;
        border-bottom: none !important;
        flex-direction: row !important;
        font-size: 0.82rem !important;
        text-align: left !important;
        gap: 0.85rem !important;
    }
    .nav-item.active,
    .nav-item:hover { border-left-color: var(--primary-eco) !important; border-bottom-color: transparent !important; }

    /* App shell: full height, el main hace scroll */
    .app-shell { height: 100dvh; overflow: hidden; }
    .main-workspace {
        height: 100dvh;
        overflow-y: auto;
        padding: 1.25rem;
        -webkit-overflow-scrolling: touch;
    }

    /* Page header en móvil */
    .page-header { margin-bottom: 1.25rem; gap: 0.75rem; }
    .page-header h1 { font-size: 1.4rem; }

    /* Mensajes: una columna */
    #msg-compose-grid { grid-template-columns: 1fr !important; }
}

@media (max-width: 480px) {
    .main-workspace { padding: 0.9rem; }
    .page-header h1 { font-size: 1.2rem; }
    .glass-panel { padding: 1.1rem !important; }
}