:root {
    --bg-dark: #000000;
    --text-primary: #FFFFFF;
    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.2);
    --glass-highlight: inset 0 1px 1px rgba(255, 255, 255, 0.3);
    --glass-hover: rgba(255, 255, 255, 0.15);
    --blur-effect: blur(12px) saturate(110%);
    --radius-pill: 100px;
    --radius-lg: 24px;
    --transition: all 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
}

body,
html {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
    display: flex;
    -webkit-font-smoothing: antialiased;
}

header {
    position: absolute;
    top: 24px;
    left: 24px;
    right: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 200;
}

header > button,
.menu-toggle,
button[aria-label="Abrir menu"] {
    display: none !important;
    visibility: hidden !important;
    width: 0 !important;
    height: 0 !important;
    padding: 0 !important;
    border: 0 !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

.logo-container a {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: var(--transition);
}

.logo-container a:hover {
    opacity: 0.7;
}

.logo-img-icon {
    height: 72px;
    object-fit: contain;
}

.logo-img-text {
    height: 48px;
    object-fit: contain;
}

.header-controls {
    display: flex;
    gap: 16px;
    align-items: center;
}

.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: var(--blur-effect);
    -webkit-backdrop-filter: var(--blur-effect);
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), var(--glass-highlight);
    border-radius: var(--radius-pill);
    display: flex;
    align-items: center;
    height: 56px;
    box-sizing: border-box;
}

nav.main-nav {
    padding: 0 12px;
    gap: 4px;
}

nav.main-nav a {
    text-decoration: none;
    color: var(--text-primary);
    padding: 10px 18px;
    border-radius: var(--radius-pill);
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
}

nav.main-nav a:hover,
nav.main-nav a.active {
    background: var(--glass-hover);
}

.header-search {
    position: relative;
    padding: 0 20px;
    width: 340px;
    transition: var(--transition);
}

.header-search:focus-within {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--text-primary);
}

.icon-placeholder {
    width: 28px;
    height: 28px;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.header-search input {
    background: transparent;
    border: none;
    outline: none;
    width: 100%;
    font-size: 15px;
    color: var(--text-primary);
    margin-left: 12px;
    font-family: inherit;
}

.header-search input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.search-results {
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    display: none;
    flex-direction: column;
    gap: 4px;
    padding: 8px;
    background: rgba(0, 0, 0, 0.82);
    backdrop-filter: var(--blur-effect);
    -webkit-backdrop-filter: var(--blur-effect);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), var(--glass-highlight);
    z-index: 300;
}

.search-results.is-visible {
    display: flex;
}

.search-result {
    width: 100%;
    padding: 10px 12px;
    border: 0;
    border-radius: 12px;
    background: transparent;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    text-align: left;
    font: inherit;
    transition: var(--transition);
}

.search-result:hover {
    background: var(--glass-hover);
}

.search-result span {
    font-size: 14px;
    font-weight: 600;
}

.search-result small {
    color: rgba(255, 255, 255, 0.55);
    font-size: 12px;
    white-space: nowrap;
}

.right-menu-container {
    position: absolute;
    top: 110px;
    right: 24px;
    z-index: 100;
}

.brain-icon {
    width: 52px;
    height: 52px;
    background: var(--glass-bg);
    backdrop-filter: var(--blur-effect);
    -webkit-backdrop-filter: var(--blur-effect);
    border: 1px solid var(--glass-border);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5), var(--glass-highlight);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: var(--transition);
    overflow: hidden;
    padding: 10px;
    box-sizing: border-box;
    position: relative;
}

.brain-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: brightness(0) invert(1);
}

.right-menu-container:hover .brain-icon {
    background: var(--glass-hover);
    transform: scale(1.05);
}

.dropdown-content {
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.95);
    transform-origin: top right;
    display: flex;
    flex-direction: column;
    background: var(--glass-bg);
    backdrop-filter: var(--blur-effect);
    -webkit-backdrop-filter: var(--blur-effect);
    border: 1px solid var(--glass-border);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.8), var(--glass-highlight);
    border-radius: var(--radius-lg);
    padding: 8px;
    transition: var(--transition);
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 12px;
}

.dropdown-content::before {
    content: '';
    position: absolute;
    top: -12px;
    left: 0;
    width: 100%;
    height: 12px;
}

.right-menu-container:hover .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

.right-menu-container.is-open .dropdown-content {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}

@media (max-width: 900px) {
    body,
    html {
        min-height: 100vh;
        height: auto;
    }

    header {
        top: 12px;
        left: 12px;
        right: 12px;
        align-items: center;
        gap: 12px;
        pointer-events: auto;
    }

    .logo-container a {
        gap: 8px;
    }

    .logo-img-icon {
        height: 48px;
    }

    .logo-img-text {
        height: 32px;
    }

    .header-controls {
        flex: 1;
        justify-content: flex-end;
        gap: 8px;
        min-width: 0;
    }

    .glass-panel {
        height: 44px;
    }

    .header-search {
        width: min(42vw, 220px);
        padding: 0 12px;
    }

    .icon-placeholder {
        width: 22px;
        height: 22px;
    }

    .header-search input {
        font-size: 13px;
        margin-left: 8px;
    }

    nav.main-nav {
        max-width: 48vw;
        overflow-x: auto;
        scrollbar-width: none;
    }

    .header-controls.nav-only nav.main-nav {
        max-width: 100%;
    }

    nav.main-nav::-webkit-scrollbar {
        display: none;
    }

    nav.main-nav a {
        flex: 0 0 auto;
        padding: 8px 12px;
        font-size: 13px;
        white-space: nowrap;
    }

    .right-menu-container {
        top: 78px;
        right: 12px;
        z-index: 80;
    }

    .brain-icon {
        width: 46px;
        height: 46px;
        padding: 9px;
    }

    .dropdown-content {
        max-width: calc(100vw - 24px);
    }
}

@media (max-width: 600px) {
    header {
        flex-wrap: nowrap;
        align-items: center;
        gap: 10px;
    }

    .logo-container {
        flex: 0 0 116px;
        min-width: 0;
    }

    .logo-container a {
        gap: 6px;
    }

    .header-controls {
        position: static;
        display: flex;
        flex: 1 1 auto;
        flex-direction: row;
        align-items: stretch;
        justify-content: flex-end;
        gap: 8px;
        min-width: 0;
    }

    .header-search {
        width: 44px;
        min-width: 44px;
        height: 44px;
        padding: 0;
        justify-content: center;
        box-sizing: border-box;
        cursor: pointer;
        overflow: hidden;
    }

    .header-search.is-expanded {
        width: 100%;
        height: 44px;
        justify-content: flex-start;
        padding: 0 12px;
    }

    nav.main-nav {
        flex: 1;
        width: auto;
        max-width: 100%;
        height: 44px;
        padding: 8px;
        box-sizing: border-box;
        overflow-x: auto;
        flex-wrap: nowrap;
        justify-content: flex-start;
    }

    .header-search input {
        display: none;
        min-width: 0;
    }

    .header-search.is-expanded input {
        display: block;
    }

    .header-search.is-expanded + nav.main-nav {
        display: none;
    }

    .header-search.is-expanded .search-results {
        width: calc(100vw - 24px);
    }

    .header-controls.nav-only nav.main-nav {
        max-width: 100%;
    }

    nav.main-nav a {
        padding: 0 12px;
        display: flex;
        align-items: center;
    }

    .logo-img-icon {
        height: 40px;
    }

    .logo-img-text {
        height: 26px;
    }

    .right-menu-container {
        top: 76px;
        right: 12px;
        z-index: 80;
    }
}

@media (max-width: 600px) {
    header:has(.nav-only) {
        flex-wrap: wrap;
        justify-content: center;
    }

    header:has(.nav-only) .logo-container {
        flex: 0 0 auto;
    }

    .header-controls.nav-only {
        flex: 0 0 100%;
        justify-content: center;
    }

    .header-controls.nav-only nav.main-nav {
        flex: 0 1 auto;
        padding: 6px;
        gap: 2px;
    }

    .header-controls.nav-only nav.main-nav a {
        padding: 0 10px;
        height: 100%;
    }
}

/* WordPress: abre espaço para a barra de administração (só aparece com login). */
.admin-bar header {
    top: 56px;
}

@media (max-width: 900px) {
    .admin-bar header {
        top: 44px;
    }
}

@media (max-width: 782px) {
    .admin-bar header {
        top: 58px;
    }
}