/**
 * Property Search & Filter Component — Light Mode
 * Design System: 8pt grid, rem units, CSS variables from style.css
 * Cards: reuse rocks-affordable-card styles from rocks-affordable-tabs.css
 */

/* ================================================================
   1. FILTER BAR — Light Mode
   ================================================================ */
.rocks-ps-filters {
    background: var(--color-surface, #F4F5F7);
    border-radius: var(--radius-md, 1rem);
    border: 1px solid var(--color-stroke, #E2E4E8);
    padding: 2rem;
    margin-bottom: 2rem;
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

.rocks-ps-filters-inner {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
    align-items: end;
}

.rocks-ps-filter-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.rocks-ps-filter-group label {
    font-family: 'Inter', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-text, #333333);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.rocks-ps-filter-group select {
    appearance: none;
    -webkit-appearance: none;
    background-color: var(--color-white, #ffffff);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23333333' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    background-size: 0.75rem;
    border: 1px solid var(--color-stroke, #E2E4E8);
    border-radius: var(--radius-sm, 0.5rem);
    color: var(--color-heading, #1A1A1A);
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    padding: 0.75rem 2.5rem 0.75rem 1rem;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    width: 100%;
}

.rocks-ps-filter-group select:hover {
    border-color: var(--color-heading, #1A1A1A);
}

.rocks-ps-filter-group select:focus {
    outline: none;
    border-color: var(--color-heading, #1A1A1A);
    box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.08);
}

/* Selected (non-empty) state — dark accent */
.rocks-ps-filter-group select.has-value {
    border-color: var(--color-heading, #1A1A1A);
    font-weight: 600;
}

/* Result count */
.rocks-ps-result-count {
    color: var(--color-text, #333333);
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 500;
    text-align: right;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--color-stroke, #E2E4E8);
}

.rocks-ps-result-count #rocks-ps-count {
    color: var(--color-heading, #1A1A1A);
    font-weight: 700;
    font-size: 1rem;
}

/* Mobile filter toggle (hidden on desktop) */
.rocks-ps-filter-toggle {
    display: none;
    background: var(--color-white, #ffffff);
    border: 1px solid var(--color-stroke, #E2E4E8);
    border-radius: var(--radius-sm, 0.5rem);
    color: var(--color-heading, #1A1A1A);
    font-family: 'Inter', sans-serif;
    font-size: 0.875rem;
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    cursor: pointer;
    width: 100%;
    transition: all 0.2s ease;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.rocks-ps-filter-toggle:hover,
.rocks-ps-filter-toggle:focus,
.rocks-ps-filter-toggle:active {
    background: var(--color-white, #ffffff) !important;
    color: var(--color-heading, #1A1A1A) !important;
    border-color: var(--color-heading, #1A1A1A);
}

.rocks-ps-filter-toggle i {
    color: var(--color-heading, #1A1A1A);
}


/* ================================================================
   2. PROPERTY GRID
   ================================================================ */
.rocks-ps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    transition: opacity 0.3s ease;
}

.rocks-ps-grid.is-loading {
    opacity: 0.3;
    pointer-events: none;
}


/* ================================================================
   3. LOAD MORE
   ================================================================ */
.rocks-ps-load-more-wrap {
    text-align: center;
    margin-top: 2rem;
}

.rocks-ps-load-more {
    background: var(--color-primary, #111111);
    color: var(--color-white, #ffffff);
    border: 1px solid var(--color-stroke, #E2E4E8);
    border-radius: var(--radius-sm, 0.5rem);
    font-family: 'Plus Jakarta Sans', sans-serif;
    font-size: 1rem;
    font-weight: 600;
    padding: 1rem 3rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.rocks-ps-load-more:hover {
    background: var(--color-primary, #111111) !important;
    color: var(--color-white, #ffffff) !important;
    opacity: 0.85;
}

.rocks-ps-load-more:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}


/* ================================================================
   4. LOADING SPINNER
   ================================================================ */
.rocks-ps-loader {
    text-align: center;
    padding: 2rem;
}

.rocks-ps-spinner {
    display: inline-block;
    width: 2.5rem;
    height: 2.5rem;
    border: 3px solid var(--color-stroke, #E2E4E8);
    border-top-color: var(--color-heading, #1A1A1A);
    border-radius: 50%;
    animation: rocks-ps-spin 0.8s linear infinite;
}

@keyframes rocks-ps-spin {
    to {
        transform: rotate(360deg);
    }
}


/* ================================================================
   5. EMPTY STATE
   ================================================================ */
.rocks-ps-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--color-text, #69727d);
}

.rocks-ps-empty i {
    font-size: 2.5rem;
    color: var(--color-stroke, #E2E4E8);
    margin-bottom: 1rem;
    display: block;
}

.rocks-ps-empty p {
    font-family: 'Inter', sans-serif;
    font-size: 1.125rem;
    max-width: 28rem;
    margin: 0 auto;
    line-height: 1.6;
}


/* ================================================================
   6. RESPONSIVE
   ================================================================ */

/* Tablet */
@media (max-width: 1024px) {
    .rocks-ps-filters-inner {
        grid-template-columns: repeat(2, 1fr);
    }

    .rocks-ps-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Mobile */
@media (max-width: 767px) {
    .rocks-ps-filters {
        padding: 1rem;
    }

    .rocks-ps-filter-toggle {
        display: flex;
        margin-top: 1rem;
    }

    .rocks-ps-filters-inner {
        grid-template-columns: 1fr;
        display: none;
        margin-top: 1rem;
    }

    .rocks-ps-filters-inner.is-open {
        display: grid;
    }

    .rocks-ps-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    /* Disable all hover effects on mobile */
    .rocks-ps-load-more,
    .rocks-ps-filter-toggle,
    .rocks-ps-filter-group select,
    .rocks-affordable-card {
        -webkit-tap-highlight-color: transparent;
    }

    .rocks-ps-load-more:hover,
    .rocks-ps-load-more:focus,
    .rocks-ps-load-more:active {
        opacity: 1 !important;
        transform: none !important;
        background: var(--color-primary, #111111) !important;
        color: var(--color-white, #ffffff) !important;
    }

    .rocks-ps-filter-toggle:hover,
    .rocks-ps-filter-toggle:focus,
    .rocks-ps-filter-toggle:active {
        background: var(--color-white, #ffffff) !important;
        color: var(--color-heading, #1A1A1A) !important;
        border-color: var(--color-stroke, #E2E4E8) !important;
    }

    .rocks-affordable-card:hover {
        transform: none !important;
        box-shadow: none !important;
        border-color: var(--color-stroke, #E2E4E8) !important;
    }
}