:root {
    --calc-color: #4f46e5;
    --calendar-color: #10b981;
    --post-color: #0ea5e9;
    --tool-radius: 12px;
    --tool-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
}

html.theme-dark {
    --clr-bg: #0b1220;
    --clr-surface: #111a2b;
    --clr-surface-2: #172239;
    --clr-text: #e5edf9;
    --clr-text-2: #9eb0cb;
    --clr-border: #21314f;
}

body {
    font-family: 'Manrope', 'Inter', system-ui, sans-serif;
}

h1, h2, h3, h4 {
    font-family: 'Outfit', 'Inter', system-ui, sans-serif;
}

.top-actions {
    display: flex;
    gap: 0.5rem;
}

.search-kind {
    border: none;
    border-right: 1px solid var(--clr-border);
    background: transparent;
    color: var(--clr-text-2);
    padding: 0.2rem 0.45rem;
}

.home-hero {
    background: radial-gradient(circle at 0% 0%, rgba(79, 70, 229, 0.18), transparent 45%), linear-gradient(180deg, #f7f9ff 0%, #f8fafc 100%);
    padding: 3.5rem 0 2.5rem;
}

.home-app {
    padding-top: 1rem;
}

.app-command-bar {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.app-command-bar__search {
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    background: var(--clr-surface);
    box-shadow: var(--tool-shadow);
    padding: 1rem;
}

.app-command-bar__search h1 {
    font-size: 1.35rem;
    margin-bottom: 0.25rem;
}

.app-command-bar__search p {
    color: var(--clr-text-2);
    margin-bottom: 0.8rem;
}

.hero__search--app {
    margin-top: 0;
}

.app-kpi-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.75rem;
}

.app-kpi {
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    background: var(--clr-surface);
    box-shadow: var(--tool-shadow);
    padding: 0.9rem;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.app-kpi span {
    font-size: 0.78rem;
    color: var(--clr-text-2);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.app-kpi strong {
    font-size: 1.25rem;
}

.app-kpi--calc strong {
    color: var(--calc-color);
}

.app-kpi--calendar strong {
    color: var(--calendar-color);
}

.app-kpi--all strong {
    color: #0891b2;
}

.app-kpi--posts strong {
    color: #334155;
}

.app-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 320px;
    gap: 1rem;
}

.app-main-col,
.app-side-col {
    min-width: 0;
}

.section-head {
    margin: 1.25rem 0 0.7rem;
}

.section-head h2 {
    font-size: 1.05rem;
}

.hero__grid {
    display: grid;
    grid-template-columns: 1.3fr 0.8fr;
    gap: 1.5rem;
}

.hero__kicker {
    color: var(--calc-color);
    font-weight: 700;
}

.hero__sub {
    color: var(--clr-text-2);
    max-width: 60ch;
}

.hero__search {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
}

.hero__search input {
    flex: 1;
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    padding: 0.85rem 1rem;
    background: var(--clr-surface);
    color: var(--clr-text);
}

.hero__trending {
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    background: var(--clr-surface);
    box-shadow: var(--tool-shadow);
    padding: 1rem;
}

.hero__trend-item {
    display: block;
    padding: 0.4rem 0;
    color: var(--clr-text-2);
}

.section-head {
    margin: 2rem 0 1rem;
}

.quick-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.quick-grid--app {
    grid-template-columns: repeat(4, minmax(190px, 1fr));
}

.category-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1rem;
}

.category-grid--stack {
    grid-template-columns: 1fr;
    gap: 0.55rem;
}

.category-card {
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    padding: 1rem;
    background: var(--clr-surface);
    box-shadow: var(--tool-shadow);
}

.category-card--compact {
    display: grid;
    grid-template-columns: 40px 1fr auto;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem;
}

.category-card--compact h4 {
    font-size: 0.9rem;
    margin: 0 0 0.1rem;
}

.category-card--compact p {
    font-size: 0.76rem;
    color: var(--clr-text-2);
    margin: 0;
}

.category-card--compact a {
    font-size: 0.78rem;
    font-weight: 700;
}

.category-card__icon {
    width: 40px;
    height: 40px;
    border-radius: 999px;
    display: grid;
    place-items: center;
    margin-bottom: 0.6rem;
    background: rgba(79, 70, 229, 0.1);
    color: var(--calc-color);
}

.category-card--calendar .category-card__icon {
    background: rgba(16, 185, 129, 0.1);
    color: var(--calendar-color);
}

.popular-strip {
    display: flex;
    gap: 0.7rem;
    overflow-x: auto;
    padding-bottom: 0.4rem;
}

.popular-strip--stack {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.45rem;
    overflow: visible;
}

.popular-chip {
    border: 1px solid var(--clr-border);
    border-radius: 999px;
    padding: 0.35rem 0.8rem;
    white-space: nowrap;
    display: inline-flex;
    gap: 0.45rem;
    align-items: center;
    background: var(--clr-surface);
}

.home-seo-block {
    padding-bottom: 3rem;
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.tool-grid--dense {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.8rem;
}

.tool-card {
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    background: var(--clr-surface);
    box-shadow: var(--tool-shadow);
    overflow: hidden;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.tool-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 28px rgba(15, 23, 42, 0.14);
}

.tool-card__thumb {
    display: block;
    aspect-ratio: 16 / 8;
    overflow: hidden;
}

.tool-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.tool-card__placeholder {
    height: 100%;
    display: grid;
    place-items: center;
    font-size: 1.4rem;
    background: linear-gradient(140deg, rgba(79, 70, 229, 0.08), rgba(16, 185, 129, 0.08));
}

.tool-card__body {
    padding: 0.75rem 0.85rem;
}

.tool-card__meta {
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
    margin-bottom: 0.55rem;
}

.tool-card__type {
    padding: 0.1rem 0.45rem;
    border-radius: 999px;
    font-size: 0.72rem;
    border: 1px solid color-mix(in srgb, var(--card-accent) 35%, #ffffff);
    background: color-mix(in srgb, var(--card-accent) 14%, #ffffff);
}

.tool-card__badge {
    font-size: 0.72rem;
    color: var(--clr-text-2);
}

.tool-card__title {
    font-size: 0.96rem;
    margin: 0.2rem 0;
}

.tool-card__excerpt {
    color: var(--clr-text-2);
    font-size: 0.82rem;
    margin: 0.1rem 0 0.6rem;
}

.tool-card__actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tool-card__actions-right {
    display: flex;
    gap: 0.4rem;
}

.tool-card__cta {
    font-weight: 700;
}

.tool-card__share {
    border: 1px solid var(--clr-border);
    border-radius: 8px;
    background: transparent;
    padding: 0.25rem 0.6rem;
}

.tool-card__share.is-hover {
    border-color: var(--calc-color);
}

.tool-card__title--compact {
    font-size: 0.88rem;
}

.side-panel {
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    background: var(--clr-surface);
    box-shadow: var(--tool-shadow);
    padding: 0.85rem;
    margin-bottom: 0.85rem;
}

.side-panel h3 {
    font-size: 0.94rem;
    margin-bottom: 0.65rem;
}

.side-list {
    display: grid;
    gap: 0.35rem;
}

.side-list__item {
    border: 1px solid var(--clr-border);
    border-radius: 10px;
    padding: 0.45rem 0.55rem;
    font-size: 0.84rem;
    color: var(--clr-text-2);
    background: var(--clr-surface-2);
}

.side-list__item:hover {
    border-color: var(--calc-color);
    color: var(--calc-color);
}

.empty-panel {
    border: 1px dashed var(--clr-border);
    border-radius: var(--tool-radius);
    background: var(--clr-surface);
    padding: 0.9rem;
    color: var(--clr-text-2);
}

.home-section--compact {
    margin-top: 0.2rem;
}

.tool-single {
    padding: 1.5rem 0 3rem;
}

.container--narrow {
    max-width: 900px;
}

.tool-article__header {
    margin-bottom: 1rem;
}

.tool-article__title {
    font-size: clamp(1.6rem, 3vw, 2.25rem);
}

.tool-article__lead {
    color: var(--clr-text-2);
}

.calc-embed-panel,
.calendar-panel,
.tool-section {
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    background: var(--clr-surface);
    box-shadow: var(--tool-shadow);
    padding: 1rem;
    margin-bottom: 1rem;
}

.calc-embed-panel__head,
.calendar-panel__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
}

.calc-embed-panel__actions,
.calendar-panel__actions {
    display: flex;
    gap: 0.5rem;
}

.archive-hero {
    padding: 2.2rem 0 1.4rem;
    background: linear-gradient(180deg, rgba(79, 70, 229, 0.12), transparent);
}

.archive-hero--calendar {
    background: linear-gradient(180deg, rgba(16, 185, 129, 0.16), transparent);
}

.tool-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin: 1rem 0 1.2rem;
}

.tool-filter-pill {
    border: 1px solid var(--clr-border);
    border-radius: 999px;
    padding: 0.3rem 0.75rem;
    color: var(--clr-text-2);
    background: var(--clr-surface);
}

.calendar-filter-form,
.tools-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin: 1rem 0;
}

.tools-filter--stack {
    flex-direction: column;
    align-items: flex-start;
}

.tools-filter--stack label {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}

.calendar-filter-form select,
.tools-filter select {
    border: 1px solid var(--clr-border);
    border-radius: 10px;
    padding: 0.5rem 0.65rem;
    background: var(--clr-surface);
    color: var(--clr-text);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 0.4rem;
}

.calendar-grid__cell {
    border: 1px solid var(--clr-border);
    border-radius: 10px;
    min-height: 2.3rem;
    display: grid;
    place-items: center;
    font-size: 0.86rem;
}

.calendar-grid__cell--head {
    background: color-mix(in srgb, var(--calendar-color) 10%, #ffffff);
    font-weight: 700;
}

.calendar-grid__cell--today {
    background: color-mix(in srgb, var(--calendar-color) 16%, #ffffff);
    border-color: var(--calendar-color);
}

.ajax-search-panel {
    position: absolute;
    inset: calc(100% + 0.4rem) 0 auto;
    z-index: 500;
    border: 1px solid var(--clr-border);
    border-radius: 12px;
    background: var(--clr-surface);
    box-shadow: var(--tool-shadow);
}

.header-search {
    position: relative;
}

.ajax-search-list {
    margin: 0;
    padding: 0.45rem;
    list-style: none;
}

.ajax-search-item a {
    display: block;
    padding: 0.5rem 0.55rem;
    border-radius: 10px;
}

.ajax-search-item a strong {
    display: block;
    color: var(--clr-text);
}

.ajax-search-item a span {
    color: var(--clr-text-2);
    font-size: 0.78rem;
}

.ajax-search-item mark {
    background: transparent;
    color: inherit;
    text-decoration: underline;
}

.dashboard-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.9rem;
}

.history-card,
.favorite-card {
    border: 1px solid var(--clr-border);
    border-radius: var(--tool-radius);
    padding: 0.85rem;
    background: var(--clr-surface);
}

.dashboard-layout {
    background: #f3f6fb;
}

.dashboard-sidebar {
    background: #0f172a;
    color: #cbd5e1;
}

.dashboard-sidebar .user-name {
    color: #f8fafc;
}

.dashboard-sidebar .user-email {
    color: #94a3b8;
}

.dashboard-sidebar .nav-item {
    color: #cbd5e1;
    border-left-color: transparent;
}

.dashboard-sidebar .nav-item:hover {
    background: rgba(148, 163, 184, 0.14);
    color: #f8fafc;
}

.dashboard-sidebar .nav-item.active {
    background: rgba(79, 70, 229, 0.28);
    color: #f8fafc;
    border-left-color: #818cf8;
}

.dashboard-main {
    max-width: none;
    width: 100%;
}

.history-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.65rem;
}

.mobile-bottom-nav {
    display: none;
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 600;
    background: var(--clr-surface);
    border-top: 1px solid var(--clr-border);
    grid-template-columns: repeat(4, minmax(0, 1fr));
}

.mobile-bottom-nav a {
    text-align: center;
    padding: 0.7rem 0.4rem;
    color: var(--clr-text-2);
    font-size: 0.8rem;
    font-weight: 600;
}

.ajax-search-item.is-active a,
.ajax-search-item a:hover {
    background: color-mix(in srgb, var(--card-accent, var(--calc-color)) 12%, #ffffff);
}

@media (max-width: 1000px) {
    .app-command-bar {
        grid-template-columns: 1fr;
    }
    .app-layout {
        grid-template-columns: 1fr;
    }
    .hero__grid {
        grid-template-columns: 1fr;
    }
    .tool-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .category-grid,
    .quick-grid,
    .dashboard-cards-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
    .tool-grid--dense {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .tool-grid {
        grid-template-columns: 1fr;
    }
    .category-grid,
    .quick-grid,
    .dashboard-cards-grid {
        grid-template-columns: 1fr;
    }
    .app-kpi-grid {
        grid-template-columns: 1fr 1fr;
    }
    .hero__search {
        flex-direction: column;
    }
    .top-actions {
        display: none;
    }
    .mobile-bottom-nav {
        display: grid;
    }
    body {
        padding-bottom: 58px;
    }
}