/* ===== NON-CRITICAL CSS - LOADED ASYNCHRONOUSLY ===== */
/* Animations, hover states, advanced layouts, and decorative styling */

/* ===== TRANSITIONS & ANIMATIONS ===== */
.nav-link {
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: var(--color-accent);
    background: var(--color-bg);
}

.filter-tab {
    transition: all 0.2s ease;
}

.filter-tab:hover {
    background-color: var(--color-bg);
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.tooltip-icon {
    transition: background-color 0.2s ease;
}

.tooltip-icon:hover {
    background: #1a2970;
}

.tooltip-content {
    transition: opacity 0.2s ease, visibility 0.2s ease;
}

#fillBar {
    transition: width 0.3s ease, background-color 0.2s ease;
}

.tier-fill {
    transition: width 0.3s ease, background-color 0.2s ease;
}

.plan-tag {
    transition: all 0.2s ease;
}

.provider-col {
    transition: all 0.2s ease;
}

.provider-col:hover {
    border-color: var(--color-accent);
    box-shadow: 0 4px 12px rgba(46, 63, 153, 0.1);
    transform: translateY(-2px);
}

.carousel-item {
    transition: opacity 0.6s ease-in-out;
}

.provider-results {
    transition: box-shadow 0.3s ease, opacity 0.3s ease;
}

.provider-carousel.is-fixed {
    position: fixed;
    top: 56px;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 2rem);
    max-width: 700px;
    margin: 0;
    padding: 0 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 999;
    border-radius: 0;
    background: var(--color-card);
    border-bottom: 1px solid var(--color-border);
}

.provider-carousel.is-fixed .provider-results {
    padding: 16px 0;
    margin: 0;
    border: none;
    background: transparent;
}

.provider-carousel.is-fixed .provider-col {
    padding: 14px;
    min-height: 130px;
    border: 1px solid var(--color-border);
    background: var(--color-card);
}

/* ===== SECTION LABELS ===== */
.section-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 16px 0 8px 0;
}

/* ===== PROVIDER COVERAGE MATRIX ===== */
.provider-coverage-matrix summary {
    user-select: none;
}

.provider-coverage-matrix summary:hover {
    text-decoration: underline;
}

.provider-coverage-matrix table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
    margin-top: 8px;
}

.provider-coverage-matrix th,
.provider-coverage-matrix td {
    padding: 6px 8px;
    border: 1px solid var(--color-border);
    text-align: center;
}

.provider-coverage-matrix td:first-child {
    text-align: left;
}

.provider-coverage-matrix th {
    background: var(--color-bg);
    font-weight: 600;
    color: var(--color-text);
}

/* ===== PROVIDER CAROUSEL ADVANCED ===== */
.provider-carousel.is-fixed .provider-results {
    padding: 18px 0;
    margin: 0;
    border: none;
    background: transparent;
}

.provider-carousel.is-fixed .carousel-item {
    flex: 0 0 auto;
    display: flex !important;
    align-items: center;
    padding: 0 !important;
    margin: 0 !important;
}

.provider-carousel.is-fixed .provider-col {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    min-height: auto;
    border: none;
    background: transparent;
    flex: 0 0 auto;
    margin: 0;
}

.provider-carousel.is-fixed .provider-col-header {
    grid-column: auto;
    grid-row: auto;
    font-size: 0;
    padding: 0;
    margin: 0;
    border: none;
    gap: 4px;
    flex: 0 0 auto;
}

.provider-carousel.is-fixed .provider-col-header .badge-initials {
    font-size: 18px;
    width: 22px;
    height: 22px;
    flex-shrink: 0;
}

.provider-carousel.is-fixed .col-credits,
.provider-carousel.is-fixed .col-plan {
    display: none;
}

.provider-carousel.is-fixed .col-cost {
    grid-column: auto;
    grid-row: auto;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-accent);
    margin: 0;
    padding: 0;
    text-align: left;
    flex: 0 0 auto;
}

/* Hide carousel controls */
.carousel-indicators,
.carousel-control-prev,
.carousel-control-next {
    display: none;
}

.carousel-control-prev-icon,
.carousel-control-next-icon {
    display: none;
}

/* ===== FOOTER HOVER ===== */
.calc-footer a:hover {
    text-decoration: underline;
}

/* ===== DESKTOP CAROUSEL ===== */
@media (min-width: 576px) {
    .provider-carousel {
        border: none;
        background: transparent;
        margin-bottom: 2rem;
    }

    .provider-carousel.is-fixed {
        position: fixed;
        top: 56px;
        left: 50%;
        transform: translateX(-50%);
        width: calc(100% - 4rem);
        max-width: 700px;
        margin: 0;
        padding: 0 2rem;
        background: var(--color-card);
        border-bottom: 1px solid var(--color-border);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        z-index: 999;
        border-radius: 0;
    }

    .provider-carousel.is-fixed .provider-results {
        padding: 18px 0;
        margin: 0;
        border: none;
        background: transparent;
    }

    .provider-results {
        display: grid;
        grid-template-columns: 1fr 1fr 1fr;
        gap: 18px;
        padding: 18px 2rem;
        margin: 0 -2rem 2rem -2rem;
        background: var(--color-card);
        border-bottom: 1px solid var(--color-border);
    }

    .carousel-item {
        position: static !important;
        display: block !important;
        opacity: 1 !important;
        transform: none !important;
        margin: 0 !important;
        padding: 0 !important;
        width: auto !important;
    }

    .provider-col {
        display: flex;
        flex-direction: column;
        gap: 12px;
        justify-content: center;
        align-items: center;
        min-height: 140px;
        background: var(--color-card);
        border-radius: 12px;
        padding: 18px;
        text-align: center;
        border: 1px solid var(--color-border);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
        transition: all 0.2s ease;
    }

    .provider-col:hover {
        border-color: var(--color-accent);
        box-shadow: 0 6px 16px rgba(46, 63, 153, 0.12);
        transform: translateY(-3px);
    }

    .provider-col-header {
        font-weight: 700;
        font-size: 1.05rem;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        color: var(--color-text);
        line-height: 1.3;
        margin: 0;
        padding-bottom: 8px;
        border-bottom: 2px solid var(--color-border);
    }

    .col-credits {
        font-size: 0.85rem;
        color: var(--color-muted);
        font-weight: 500;
        line-height: 1.4;
        margin: 0;
    }

    .col-plan {
        font-size: 0.9rem;
        color: var(--color-text);
        font-weight: 600;
        letter-spacing: 0.3px;
        text-transform: uppercase;
        margin: 0;
        padding: 4px 8px;
        background: var(--color-bg);
        border-radius: 6px;
        display: inline-block;
    }

    .col-cost {
        font-size: 1.4rem;
        font-weight: 700;
        color: var(--color-accent);
        margin: 4px 0 0 0;
        line-height: 1.2;
    }

    .seg-bar-wrap {
        height: 24px;
        margin: 1.5rem 0 0.75rem 0;
    }

    .seg-labels {
        height: 60px;
        font-size: 0.8rem;
    }
}

/* Mobile: Advanced responsive layout */
@media (max-width: 575px) {
    .hero-section {
        padding: 2rem 1rem;
        margin-bottom: 2rem;
        text-align: center;
    }

    .hero-content h1 {
        font-family: var(--font-display);
        font-size: clamp(1.8rem, 6vw, 2.5rem);
        font-weight: 700;
        letter-spacing: -0.02em;
        margin: 0 0 0.5rem 0;
        color: var(--color-text);
    }

    .hero-content p {
        font-size: 1rem;
        color: var(--color-muted);
        margin: 0;
    }

    .provider-carousel {
        border: 1px solid var(--color-border);
        border-radius: 8px;
        background: var(--color-card);
        margin-bottom: 1.5rem;
        overflow: hidden;
    }

    .provider-carousel.is-fixed {
        position: fixed;
        top: 56px;
        left: 0;
        right: 0;
        width: 100%;
        max-width: none;
        transform: none;
        padding: 0;
        margin: 0;
        border-radius: 0;
        background: var(--color-card);
        border-bottom: 1px solid rgba(224, 224, 234, 0.4);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
        z-index: 999;
    }

    .provider-carousel.is-fixed .provider-results {
        display: flex;
        flex-direction: row;
        align-items: center;
        gap: 32px;
        padding: 10px 12px;
        margin: 0;
        border: none;
        background: transparent;
    }

    .carousel-inner {
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .carousel-inner.provider-results {
        /* Sticky state override */
    }

    .carousel-item {
        display: block !important;
        position: static !important;
        opacity: 1 !important;
        transform: none !important;
        margin: 0 !important;
        padding: 0 !important;
        width: auto !important;
        flex: none;
    }

    .provider-carousel.is-fixed .carousel-item {
        flex: 0 0 auto;
        display: flex !important;
        align-items: center;
        padding: 0 !important;
        margin: 0 !important;
    }

    .provider-results {
        display: flex;
        flex-direction: column;
        padding: 0;
        margin: 0 0 1.5rem 0;
        border: none;
        background: var(--color-card);
        gap: 0;
    }

    .provider-col:hover {
        background: var(--color-bg);
    }

    .carousel-indicators,
    .carousel-control-prev,
    .carousel-control-next {
        display: none;
    }

    .carousel-control-prev-icon,
    .carousel-control-next-icon {
        display: none;
    }
}