/* ============================================
   Aurora Layout CSS
   Sidenav, Topnav, Landing, Auth layouts
   ============================================ */

/* ——— Main Layout (Dashboard) ——— */
.main-layout {
    display: flex;
    min-height: 100vh;
}

.main-layout__content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.main-layout__content--with-sidenav {
    margin-left: var(--aurora-sidenav-width);
}

.main-layout__content--collapsed {
    margin-left: var(--aurora-sidenav-collapsed-width);
}

.main-layout__page {
    flex: 1;
    padding: 24px;
    padding-top: calc(var(--aurora-topnav-height) + 24px);
}

/* ——— Sidenav ——— */
.sidenav {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--aurora-sidenav-width);
    background-color: var(--aurora-sidenav-bg);
    border-right: 1px solid var(--aurora-palette-divider);
    display: flex;
    flex-direction: column;
    z-index: 1200;
    transition: width 0.3s cubic-bezier(0.4, 0, 0.2, 1), transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow: hidden;
}

.sidenav--collapsed {
    width: var(--aurora-sidenav-collapsed-width);
}

.sidenav__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 20px 16px;
    min-height: 64px;
}

.sidenav__logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--aurora-palette-text-primary);
    flex-shrink: 0;
}

.sidenav__logo img {
    height: 36px;
    width: auto;
}

.sidenav__logo-text {
    font-weight: 700;
    font-size: 1.125rem;
    white-space: nowrap;
    overflow: hidden;
    transition: opacity 0.3s;
}

.sidenav--collapsed .sidenav__logo-text {
    opacity: 0;
    width: 0;
}

.sidenav__toggle {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: var(--aurora-palette-background-neutral);
    border: none;
    color: var(--aurora-palette-text-secondary);
    transition: all 0.2s;
    flex-shrink: 0;
}

.sidenav__toggle:hover {
    background: var(--aurora-palette-action-hover);
    color: var(--aurora-palette-text-primary);
}

.sidenav--collapsed .sidenav__toggle {
    transform: rotate(180deg);
}

.sidenav__nav {
    flex: 1;
    overflow-y: auto;
    overflow-x: hidden;
    padding: 8px 12px;
}

.sidenav__section-title {
    font-size: 0.6875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--aurora-palette-text-disabled);
    padding: 16px 12px 8px;
    white-space: nowrap;
    overflow: hidden;
}

.sidenav--collapsed .sidenav__section-title {
    text-align: center;
    font-size: 0;
}

.sidenav--collapsed .sidenav__section-title::after {
    content: '•••';
    font-size: 0.75rem;
}

/* Nav Items */
.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 12px;
    margin: 2px 0;
    border-radius: var(--aurora-shape-borderRadius-sm);
    color: var(--aurora-palette-text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.875rem;
    transition: all 0.2s ease;
    cursor: pointer;
    white-space: nowrap;
    overflow: hidden;
    min-height: 44px;
}

.nav-item:hover {
    background-color: var(--aurora-palette-action-hover);
    color: var(--aurora-palette-text-primary);
    text-decoration: none;
}

.nav-item.active {
    background-color: rgba(0, 167, 111, 0.08);
    color: var(--aurora-palette-primary-main);
    font-weight: 600;
}

.nav-item.active .nav-item__icon {
    color: var(--aurora-palette-primary-main);
}

.nav-item__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    font-size: 1.25rem;
    color: var(--aurora-palette-text-secondary);
    transition: color 0.2s;
}

.nav-item__text {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    transition: opacity 0.3s;
}

.sidenav--collapsed .nav-item__text {
    opacity: 0;
    width: 0;
}

.nav-item__badge {
    padding: 0 6px;
    min-width: 20px;
    height: 20px;
    border-radius: 10px;
    background-color: var(--aurora-palette-error-main);
    color: #fff;
    font-size: 0.625rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-item__arrow {
    transition: transform 0.3s;
    flex-shrink: 0;
}

.nav-item__arrow.expanded {
    transform: rotate(90deg);
}

/* Sub-navigation */
.subnav {
    overflow: hidden;
    max-height: 0;
    transition: max-height 0.3s ease;
}

.subnav.open {
    max-height: 500px;
}

.subnav .nav-item {
    padding-left: 48px;
    font-size: 0.8125rem;
    min-height: 36px;
}

.subnav .nav-item::before {
    content: '';
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--aurora-palette-text-disabled);
    position: absolute;
    left: 28px;
    transition: all 0.2s;
}

.subnav .nav-item.active::before {
    background: var(--aurora-palette-primary-main);
    width: 6px;
    height: 6px;
}

/* Sidenav Footer / User profile */
.sidenav__user {
    padding: 16px 20px;
    border-top: 1px solid var(--aurora-palette-divider);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidenav__user-info {
    overflow: hidden;
    transition: opacity 0.3s;
}

.sidenav--collapsed .sidenav__user-info {
    opacity: 0;
    width: 0;
}

.sidenav__user-name {
    font-weight: 600;
    font-size: 0.875rem;
    color: var(--aurora-palette-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidenav__user-role {
    font-size: 0.75rem;
    color: var(--aurora-palette-text-secondary);
}

/* ——— Top Navigation Bar ——— */
.topnav {
    position: fixed;
    top: 0;
    left: var(--aurora-sidenav-width);
    right: 0;
    height: var(--aurora-topnav-height);
    background-color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border-bottom: 1px solid var(--aurora-palette-divider);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 1100;
    transition: left 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-aurora-color-scheme="dark"] .topnav {
    background-color: rgba(28, 37, 46, 0.8);
}

.topnav--collapsed {
    left: var(--aurora-sidenav-collapsed-width);
}

.topnav--full {
    left: 0;
}

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

.topnav__search {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 6px 12px;
    background-color: var(--aurora-palette-background-neutral);
    border-radius: var(--aurora-shape-borderRadius-sm);
    cursor: pointer;
    min-width: 200px;
    transition: background-color 0.2s;
}

.topnav__search:hover {
    background-color: var(--aurora-palette-action-hover);
}

.topnav__search-text {
    color: var(--aurora-palette-text-disabled);
    font-size: 0.875rem;
}

.topnav__search-kbd {
    font-size: 0.6875rem;
    padding: 2px 6px;
    border: 1px solid var(--aurora-palette-grey-400);
    border-radius: 4px;
    color: var(--aurora-palette-text-disabled);
    margin-left: auto;
}

.topnav__right {
    display: flex;
    align-items: center;
    gap: 4px;
}

.topnav__icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    background: none;
    color: var(--aurora-palette-text-secondary);
    font-size: 1.25rem;
    transition: all 0.2s;
    position: relative;
}

.topnav__icon-btn:hover {
    background-color: var(--aurora-palette-action-hover);
    color: var(--aurora-palette-text-primary);
}

.topnav__menu-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    background: none;
    color: var(--aurora-palette-text-primary);
    font-size: 1.5rem;
}

/* ——— Landing Layout ——— */
.landing-layout {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Landing Navbar */
.landing-navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 40px;
    z-index: 1100;
    background-color: transparent;
    transition: all 0.3s ease;
}

.landing-navbar.scrolled {
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: var(--aurora-shadow-z4);
}

[data-aurora-color-scheme="dark"] .landing-navbar.scrolled {
    background-color: rgba(28, 37, 46, 0.85);
}

.landing-navbar__logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.landing-navbar__logo img {
    height: 32px;
    width: auto;
}

.landing-navbar__logo-text {
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--aurora-palette-text-primary);
}

.landing-navbar__links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.landing-navbar__link {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--aurora-palette-text-secondary);
    text-decoration: none;
    transition: color 0.2s;
    position: relative;
}

.landing-navbar__link:hover,
.landing-navbar__link.active {
    color: var(--aurora-palette-primary-main);
    text-decoration: none;
}

.landing-navbar__link.active::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--aurora-palette-primary-main);
    border-radius: 1px;
}

.landing-navbar__actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.landing-navbar__mobile-toggle {
    display: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: none;
    background: none;
    color: var(--aurora-palette-text-primary);
    font-size: 1.5rem;
}

/* Landing Footer */
.landing-footer {
    background-color: var(--aurora-palette-grey-900);
    color: rgba(255, 255, 255, 0.7);
    padding: 80px 0 32px;
}

[data-aurora-color-scheme="dark"] .landing-footer {
    background-color: var(--aurora-palette-grey-100);
}

.landing-footer__grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.landing-footer__brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.landing-footer__brand img {
    height: 32px;
    width: auto;
    filter: brightness(10);
}

.landing-footer__desc {
    font-size: 0.875rem;
    line-height: 1.6;
    max-width: 280px;
}

.landing-footer__title {
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: #fff;
    margin-bottom: 16px;
}

.landing-footer__links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.landing-footer__links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.875rem;
    text-decoration: none;
    transition: color 0.2s;
}

.landing-footer__links a:hover {
    color: #fff;
    text-decoration: none;
}

.landing-footer__bottom {
    max-width: 1200px;
    margin: 48px auto 0;
    padding: 24px 24px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.8125rem;
}

.landing-footer__socials {
    display: flex;
    gap: 8px;
}

.landing-footer__social-btn {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    transition: all 0.2s;
    font-size: 1rem;
}

.landing-footer__social-btn:hover {
    background: rgba(255, 255, 255, 0.16);
    color: #fff;
}

/* Dashboard Footer */
.dashboard-footer {
    padding: 24px;
    text-align: center;
    color: var(--aurora-palette-text-secondary);
    font-size: 0.8125rem;
    border-top: 1px solid var(--aurora-palette-divider);
    margin-top: auto;
}

/* ——— Auth Layout ——— */
.auth-layout {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--aurora-palette-background-default);
    padding: 24px;
}

.auth-card {
    width: 100%;
    max-width: 480px;
    background-color: var(--aurora-palette-background-paper);
    border-radius: var(--aurora-shape-borderRadius-lg);
    box-shadow: var(--aurora-shadow-z20);
    padding: 40px;
}

.auth-card__logo {
    display: flex;
    justify-content: center;
    margin-bottom: 32px;
}

.auth-card__logo img {
    height: 48px;
    width: auto;
}

.auth-card__title {
    font-weight: 700;
    font-size: 1.5rem;
    margin-bottom: 8px;
    text-align: center;
}

.auth-card__subtitle {
    color: var(--aurora-palette-text-secondary);
    font-size: 0.875rem;
    text-align: center;
    margin-bottom: 32px;
}

.auth-card__divider {
    display: flex;
    align-items: center;
    gap: 16px;
    margin: 24px 0;
    color: var(--aurora-palette-text-disabled);
    font-size: 0.8125rem;
}

.auth-card__divider::before,
.auth-card__divider::after {
    content: '';
    flex: 1;
    border-top: 1px solid var(--aurora-palette-divider);
}

.auth-social-btns {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 24px;
}

.auth-social-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 1px solid var(--aurora-palette-divider);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background: none;
    transition: all 0.2s;
}

.auth-social-btn:hover {
    background-color: var(--aurora-palette-action-hover);
    border-color: var(--aurora-palette-text-secondary);
}

/* ——— Settings Panel ——— */
.settings-panel-overlay {
    position: fixed;
    inset: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1300;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.settings-panel-overlay.open {
    opacity: 1;
    visibility: visible;
}

.settings-panel {
    position: fixed;
    top: 0;
    right: -360px;
    bottom: 0;
    width: 360px;
    background-color: var(--aurora-palette-background-paper);
    box-shadow: var(--aurora-shadow-dialog);
    z-index: 1400;
    display: flex;
    flex-direction: column;
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    overflow-y: auto;
}

.settings-panel.open {
    right: 0;
}

.settings-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 24px;
    border-bottom: 1px solid var(--aurora-palette-divider);
}

.settings-panel__header h6 {
    font-weight: 700;
    font-size: 1.125rem;
}

.settings-panel__content {
    padding: 24px;
}

.settings-panel__section {
    margin-bottom: 32px;
}

.settings-panel__section-title {
    font-weight: 600;
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 1.2px;
    color: var(--aurora-palette-text-disabled);
    margin-bottom: 12px;
}

.settings-panel__toggle-btn {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 36px;
    height: 36px;
    border-radius: 8px 0 0 8px;
    background-color: var(--aurora-palette-grey-800);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1099;
    border: none;
    font-size: 1.125rem;
    transition: all 0.2s;
    box-shadow: -4px 0 8px rgba(0, 0, 0, 0.16);
}

.settings-panel__toggle-btn:hover {
    background-color: var(--aurora-palette-grey-700);
}

/* Color preset swatches */
.color-presets {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.color-preset {
    width: 100%;
    aspect-ratio: 1;
    border-radius: var(--aurora-shape-borderRadius-sm);
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.color-preset.active {
    border-color: var(--aurora-palette-primary-main);
}

.color-preset__dot {
    width: 16px;
    height: 16px;
    border-radius: 50%;
}

/* ——— Responsive Sidenav ——— */
@media (max-width: 1199.95px) {
    .sidenav {
        transform: translateX(-100%);
    }

    .sidenav.mobile-open {
        transform: translateX(0);
    }

    .main-layout__content--with-sidenav,
    .main-layout__content--collapsed {
        margin-left: 0;
    }

    .topnav {
        left: 0 !important;
    }

    .topnav__menu-toggle {
        display: flex;
    }

    .sidenav-backdrop {
        position: fixed;
        inset: 0;
        background-color: rgba(0, 0, 0, 0.5);
        z-index: 1199;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .sidenav-backdrop.open {
        opacity: 1;
        visibility: visible;
    }
}

@media (max-width: 899.95px) {
    .landing-navbar__links {
        display: none;
    }

    .landing-navbar__mobile-toggle {
        display: flex;
    }

    .landing-navbar {
        padding: 0 16px;
    }

    .landing-footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}

@media (max-width: 599.95px) {
    .landing-footer__grid {
        grid-template-columns: 1fr;
    }

    .landing-footer__bottom {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }

    .auth-card {
        padding: 24px;
    }

    .main-layout__page {
        padding: 16px;
        padding-top: calc(var(--aurora-topnav-height) + 16px);
    }
}

/* ??????????????????????????????????????????????????????????
   SIDENAV V2 — Aurora Dark Sidebar
   ?????????????????????????????????????????????????????????? */
.sidenav__brand {
    display: flex; align-items: center; justify-content: space-between;
    padding: 20px 16px 12px; min-height: 68px; flex-shrink: 0;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidenav__brand-link { display: flex; align-items: center; gap: 10px; text-decoration: none; overflow: hidden; }
.sidenav__brand-link img { height: 32px; width: auto; flex-shrink: 0; }
.sidenav__brand-name { font-weight: 700; font-size: 1.0625rem; color: var(--aurora-palette-text-primary); white-space: nowrap; transition: opacity 0.3s, width 0.3s; }
.sidenav--collapsed .sidenav__brand-name { opacity: 0; width: 0; }
.sidenav__collapse-btn { width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; cursor: pointer; background: rgba(255,255,255,0.06); border: none; color: var(--aurora-palette-text-secondary); transition: all 0.2s; flex-shrink: 0; }
.sidenav__collapse-btn:hover { background: rgba(255,255,255,0.12); color: var(--aurora-palette-text-primary); }
.sidenav--collapsed .sidenav__collapse-btn { transform: rotate(180deg); }
.sidenav__scroll { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 8px 8px 16px; scrollbar-width: thin; scrollbar-color: rgba(255,255,255,0.08) transparent; }
.sidenav__scroll::-webkit-scrollbar { width: 4px; }
.sidenav__scroll::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.08); border-radius: 2px; }
.sidenav__section-label { font-size: 0.6rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.4px; color: rgba(145,158,171,0.5); padding: 16px 12px 6px; white-space: nowrap; overflow: hidden; }
.sidenav--collapsed .sidenav__section-label { text-align: center; font-size: 0; padding: 12px 0; }
.sidenav--collapsed .sidenav__section-label::after { content: "..."; font-size: 0.875rem; color: rgba(145,158,171,0.3); }
.sidenav__item { display: flex; align-items: center; gap: 12px; padding: 8px 12px; margin: 1px 0; border-radius: 8px; color: rgba(145,158,171,0.9); text-decoration: none; font-weight: 500; font-size: 0.875rem; transition: all 0.15s ease; cursor: pointer; white-space: nowrap; overflow: hidden; min-height: 44px; position: relative; }
.sidenav__item:hover { background: rgba(255,255,255,0.06); color: #fff; text-decoration: none; }
.sidenav__item--active { background: rgba(0,167,111,0.12) !important; color: #00a76f !important; font-weight: 600; }
.sidenav__item--active::before { content: ""; position: absolute; left: 0; top: 50%; transform: translateY(-50%); width: 3px; height: 60%; background: #00a76f; border-radius: 0 3px 3px 0; }
.sidenav__icon { flex-shrink: 0; width: 22px; height: 22px; opacity: 0.75; transition: opacity 0.2s; }
.sidenav__item:hover .sidenav__icon, .sidenav__item--active .sidenav__icon { opacity: 1; }
.sidenav__label { flex: 1; overflow: hidden; text-overflow: ellipsis; transition: opacity 0.3s, width 0.3s; }
.sidenav--collapsed .sidenav__label { opacity: 0; width: 0; overflow: hidden; }
.sidenav__badge { min-width: 20px; height: 20px; padding: 0 6px; border-radius: 10px; background: #ff5630; color: #fff; font-size: 0.625rem; font-weight: 700; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.sidenav--collapsed .sidenav__badge { position: absolute; top: 6px; right: 6px; }
.sidenav__logout { margin-left: auto; color: var(--aurora-palette-text-secondary); flex-shrink: 0; }
.sidenav--collapsed .sidenav__user-info, .sidenav--collapsed .sidenav__logout { opacity: 0; width: 0; overflow: hidden; }