/*
 * =============================================================================
 * HELPDESK - LAYOUT
 * Header, Sidebar, Footer, Grid System
 * =============================================================================
 */

/* -----------------------------------------------------------------------------
 * HEADER / NAVBAR
 * -------------------------------------------------------------------------- */
.header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom: var(--border-width) solid var(--color-border);
    overflow: visible;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
    padding-inline: 50px; /* Definido fixo para 50px conforme solicitado */
    max-width: 100%;
}

@media (min-width: 1024px) {
    .header-inner {
        height: 72px;
        padding-inline: 50px; /* Mantém 50px em desktop */
    }
}

/* Logo */
.header-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    color: var(--color-text);
    position: relative;
}

@media (min-width: 768px) {
    .header-logo {
        gap: var(--spacing-4);
    }
}

/* Círculo atrás da logo - responsivo */
.header-logo::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translate(15px, -50%);
    width: 70px;
    height: 70px;
    background: rgba(255, 255, 255, 0.562);
    border-radius: 50%;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
    z-index: 1;
}

@media (min-width: 768px) {
    .header-logo::before {
        transform: translate(23px, -50%);
        width: 100px;
        height: 100px;
    }
}

/* Círculo escuro no tema escuro */
[data-theme="dark"] .header-logo::before {
    background: rgba(30, 30, 30, 0.85);
}

.header-logo img {
    height: clamp(58px, 7.2vw, 86px);
    width: auto;
    position: relative;
    top: 0;
    z-index: 10;
    object-fit: contain;
}

.header-logo-text {
    display: none;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.02em;
    text-transform: uppercase;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

@media (min-width: 640px) {
    .header-logo-text {
        display: block;
    }
}

@media (min-width: 1024px) {
    .header-logo-text {
        font-size: var(--font-size-3xl);
    }
}

/* Header Actions */
.header-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

@media (min-width: 768px) {
    .header-actions {
        gap: var(--spacing-3);
    }
}

/* Header com gradiente (para tema da marca) */
.header-gradient {
    background: var(--gradient-primary);
    border-bottom: 16px solid var(--color-accent, var(--color-primary-hover));
}

/* Public page: header fixo com largura completa */
.public-page .header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: var(--z-sticky);
}

.public-page .main-content {
    padding-top: 110px;
}

@media (max-width: 768px) {
    .public-page .main-content {
        padding-top: 95px;
    }
}

.header-gradient,
.header-gradient .header-logo,
.header-gradient a {
    color: var(--color-text-inverse);
}

/* -----------------------------------------------------------------------------
 * SIDEBAR
 * -------------------------------------------------------------------------- */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100dvh;
    background: var(--color-surface);
    border-right: var(--border-width) solid var(--color-border);
    display: flex;
    flex-direction: column;
    z-index: var(--z-fixed);
    transform: translateX(-100%);
    transition: transform var(--transition-slow);
}

.sidebar.active {
    transform: translateX(0);
}

@media (min-width: 1024px) {
    .sidebar {
        transform: translateX(0);
    }
}

.sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    padding-inline: var(--spacing-5);
    border-bottom: var(--border-width) solid var(--color-border);
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
}

.sidebar-logo img {
    height: 36px;
    width: auto;
}

.sidebar-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-lg);
    color: var(--color-text-muted);
    transition: all var(--transition-fast);
}

.sidebar-close:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
}

@media (min-width: 1024px) {
    .sidebar-close {
        display: none;
    }
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-4);
}

.sidebar-nav-group {
    margin-bottom: var(--spacing-6);
}

.sidebar-nav-title {
    padding: var(--spacing-2) var(--spacing-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sidebar-nav-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--radius-lg);
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    transition: all var(--transition-fast);
}

.sidebar-nav-item:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
}

.sidebar-nav-item.active {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.sidebar-nav-item-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.sidebar-nav-item-badge {
    margin-left: auto;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--spacing-4);
    border-top: var(--border-width) solid var(--color-border);
}

/* Notification dot indicator */
.notification-dot {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 8px;
    height: 8px;
    background: var(--color-danger);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.2);
    }
}

/* -----------------------------------------------------------------------------
 * NOTIFICATION DROPDOWN (Sidebar Footer)
 * -------------------------------------------------------------------------- */
.sidebar-footer .notification-dropdown {
    position: relative;
}

.sidebar-footer .notification-dot {
    display: none;
    position: absolute;
    top: 4px;
    right: 4px;
    width: 8px;
    height: 8px;
    background: var(--color-danger);
    border-radius: 50%;
    animation: pulse-dot 2s infinite;
}

.sidebar-footer .notification-dot.active {
    display: block;
}

.sidebar-footer .notification-panel {
    display: none;
    position: fixed;
    left: 290px;
    bottom: 60px;
    width: 340px;
    max-height: 450px;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: 9999;
    overflow: hidden;
}

.sidebar-footer .notification-panel.active {
    display: flex;
    flex-direction: column;
}

.sidebar-footer .notification-panel-header {
    padding: 14px 16px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.sidebar-footer .notification-panel-body {
    flex: 1;
    overflow-y: auto;
    max-height: 380px;
}

.sidebar-footer .notification-empty {
    padding: 40px 16px;
    text-align: center;
    color: var(--color-text-muted);
}

.sidebar-footer .notification-empty i {
    font-size: 2rem;
    opacity: 0.4;
    display: block;
    margin-bottom: 8px;
}

.sidebar-footer .notification-empty p {
    margin: 0;
    font-size: var(--font-size-sm);
}

/* Mobile: painel ocupa mais espaço */
@media (max-width: 1023.98px) {
    .sidebar-footer .notification-panel {
        left: 16px;
        right: 16px;
        bottom: 80px;
        width: auto;
    }
}

/* Sidebar hidden: ajusta posição */
body.sidebar-hidden .sidebar-footer .notification-panel {
    left: 90px;
}

/* Sidebar overlay (mobile) */
.sidebar-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    z-index: calc(var(--z-fixed) - 1);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.sidebar-overlay.active {
    opacity: 1;
    visibility: visible;
}

@media (min-width: 1024px) {
    .sidebar-overlay {
        display: none;
    }
}

/* -----------------------------------------------------------------------------
 * MAIN CONTENT AREA
 * -------------------------------------------------------------------------- */
.main-content {
    min-height: 100vh;
    background: var(--color-bg);
}

/* Com sidebar */
@media (min-width: 1024px) {
    .has-sidebar .main-content {
        margin-left: 280px;
        transition: margin-left var(--transition-slow);
    }

    /* Estado oculto */
    body.sidebar-hidden .sidebar {
        transform: translateX(-100%);
    }

    body.sidebar-hidden .main-content {
        margin-left: 0;
    }
}

.page-wrapper {
    padding: var(--spacing-6) var(--spacing-4);
}

@media (min-width: 768px) {
    .page-wrapper {
        padding: var(--spacing-8) var(--spacing-6);
    }
}

@media (min-width: 1024px) {
    .page-wrapper {
        padding: var(--spacing-10) var(--spacing-8);
    }
}

/* -----------------------------------------------------------------------------
 * PAGE HEADER
 * -------------------------------------------------------------------------- */
.page-header {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
}

@media (min-width: 768px) {
    .page-header {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        margin-bottom: var(--spacing-8);
    }
}

.page-title {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-text);
}

@media (min-width: 768px) {
    .page-title {
        font-size: var(--font-size-3xl);
    }
}

.page-subtitle {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-1);
}

.page-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-3);
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--spacing-2);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-4);
}

.breadcrumb-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.breadcrumb-item a:hover {
    color: var(--color-primary);
}

.breadcrumb-separator {
    color: var(--color-border);
}

.breadcrumb-current {
    color: var(--color-text);
    font-weight: var(--font-weight-medium);
}

/* -----------------------------------------------------------------------------
 * FOOTER
 * -------------------------------------------------------------------------- */
.footer {
    background: var(--color-surface);
    border-top: var(--border-width) solid var(--color-border);
    padding: var(--spacing-6) var(--spacing-4);
    margin-top: auto;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-4);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-inner {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.footer-link {
    font-size: var(--font-size-sm);
    color: var(--color-text-secondary);
    transition: color var(--transition-fast);
}

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

/* -----------------------------------------------------------------------------
 * GRID LAYOUTS
 * -------------------------------------------------------------------------- */
.dashboard-grid {
    display: grid;
    gap: var(--spacing-6);
    grid-template-columns: 1fr;
}

@media (min-width: 768px) {
    .dashboard-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1280px) {
    .dashboard-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Stats Grid */
.stats-grid {
    display: grid;
    gap: var(--spacing-4);
    grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Two Column Layout */
.two-column {
    display: grid;
    gap: var(--spacing-6);
    grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
    .two-column {
        grid-template-columns: 2fr 1fr;
    }
}

.two-column-reverse {
    display: grid;
    gap: var(--spacing-6);
    grid-template-columns: 1fr;
}

@media (min-width: 1024px) {
    .two-column-reverse {
        grid-template-columns: 1fr 2fr;
    }
}

/* -----------------------------------------------------------------------------
 * SPLIT SCREEN (Chat/Detail views)
 * -------------------------------------------------------------------------- */
.split-screen {
    display: grid;
    gap: var(--spacing-4);
    grid-template-columns: 1fr;
    min-height: calc(100vh - 160px);
}

@media (min-width: 1024px) {
    .split-screen {
        grid-template-columns: 320px 1fr;
    }
}

@media (min-width: 1280px) {
    .split-screen {
        grid-template-columns: 360px 1fr;
    }
}

@media (min-width: 1536px) {
    .split-screen {
        grid-template-columns: 400px 1fr;
    }
}

.split-screen-sidebar {
    display: none;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    border: var(--border-width) solid var(--color-border);
    overflow: hidden;
}

@media (min-width: 1024px) {
    .split-screen-sidebar {
        display: flex;
        flex-direction: column;
    }
}

.split-screen-main {
    display: flex;
    flex-direction: column;
    background: var(--color-surface);
    border-radius: var(--radius-xl);
    border: var(--border-width) solid var(--color-border);
    overflow: hidden;
    min-height: 500px;
}

/* -----------------------------------------------------------------------------
 * MOBILE MENU TOGGLE
 * -------------------------------------------------------------------------- */
.menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-lg);
    color: var(--color-text);
    transition: all var(--transition-fast);
}

.menu-toggle:hover {
    background: var(--color-surface-hover);
}

@media (min-width: 1024px) {
    .menu-toggle {
        display: none;
    }
}

/* Hamburger icon */
.hamburger {
    width: 20px;
    height: 14px;
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.hamburger-line {
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: var(--radius-full);
    transition: all var(--transition-normal);
}

.menu-toggle.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 4px);
}

.menu-toggle.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -4px);
}

/* -----------------------------------------------------------------------------
 * CENTERED PAGE LAYOUT (Login, Error pages)
 * -------------------------------------------------------------------------- */
.centered-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
    background: var(--color-bg);
}

.centered-page-card {
    width: 100%;
    max-width: 420px;
    background: var(--color-surface);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-8);
}

.centered-page-logo {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-6);
}

.centered-page-logo img {
    height: 60px;
    width: auto;
}

.centered-page-title {
    text-align: center;
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-2);
}

.centered-page-subtitle {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: var(--spacing-6);
}