/* ── FINDENSITY CALCULATORS DIRECTORY — REDESIGNED STYLES ── */

/* ── 1. HERO BANNER ── */
.calc-hero {
    background: linear-gradient(135deg, #0A1628 0%, #132238 50%, #1a2d4a 100%);
    padding: 48px 0 40px;
    margin-bottom: 0;
    position: relative;
    overflow: hidden;
}
.calc-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(245, 166, 35, 0.08) 0%, transparent 70%);
    pointer-events: none;
}
.calc-hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.06) 0%, transparent 70%);
    pointer-events: none;
}
.calc-hero-inner {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}
.calc-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(245, 166, 35, 0.12);
    color: #F5A623;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 600;
    padding: 6px 16px;
    border-radius: 20px;
    border: 1px solid rgba(245, 166, 35, 0.2);
    margin-bottom: 20px;
    letter-spacing: 0.3px;
}
.calc-hero-title {
    font-family: var(--font-heading);
    font-size: 2.85rem;
    font-weight: 800;
    color: #FFFFFF;
    letter-spacing: -1.2px;
    line-height: 1.15;
    margin-bottom: 16px;
}
.calc-hero-subtitle {
    font-family: var(--font-body);
    font-size: 1.12rem;
    line-height: 1.65;
    color: rgba(226, 232, 240, 0.8);
    margin: 0 auto 36px;
    max-width: 680px;
}

/* ── SEARCH BAR ── */
.calc-search-wrap {
    max-width: 580px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    background: #FFFFFF;
    border-radius: 50px;
    padding: 6px 6px 6px 18px;
    border: 2px solid transparent;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.18);
    transition: border-color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}
.calc-search-wrap.focused {
    border-color: var(--color-accent);
    box-shadow: 0 4px 32px rgba(245, 166, 35, 0.2), 0 0 0 4px rgba(245, 166, 35, 0.08);
    transform: scale(1.01);
}
.calc-search-icon {
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.calc-search-input {
    border: none;
    outline: none;
    width: 100%;
    padding: 10px 12px;
    font-size: 0.98rem;
    font-family: var(--font-body);
    background: transparent;
    color: var(--text-primary);
}
.calc-search-input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}
.calc-search-clear {
    background: none;
    border: none;
    outline: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 8px;
    display: none;
    align-items: center;
    border-radius: 50%;
    transition: background 0.15s ease, color 0.15s ease;
    flex-shrink: 0;
}
.calc-search-clear.visible {
    display: flex;
}
.calc-search-clear:hover {
    background: #F1F5F9;
    color: var(--color-error);
}

/* ── 2. STICKY CATEGORY NAV ── */
.calc-sticky-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    z-index: 900;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 12px rgba(10, 22, 40, 0.06);
    transform: translateY(-100%);
    opacity: 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
    pointer-events: none;
}
.calc-sticky-nav.visible {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
}
.calc-sticky-nav-inner {
    display: flex;
    gap: 4px;
    overflow-x: auto;
    padding: 8px 0;
    scrollbar-width: none;
}
.calc-sticky-nav-inner::-webkit-scrollbar {
    display: none;
}
.calc-sticky-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 8px;
    text-decoration: none;
    white-space: nowrap;
    transition: background 0.15s ease, color 0.15s ease;
    flex-shrink: 0;
}
.calc-sticky-link:hover {
    background: #F8FAFC;
}
.calc-sticky-link.active {
    background: #F8FAFC;
    box-shadow: inset 0 -2px 0 0 var(--color-accent);
}
.calc-sticky-icon {
    font-size: 1.15rem;
}
.calc-sticky-label {
    font-family: var(--font-body);
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--text-primary);
}

/* ── 3. CATEGORY SHORTCUT CARDS ── */
.calc-categories-section {
    padding-top: 56px;
    margin-bottom: 56px;
}
.calc-section-title {
    font-family: var(--font-heading);
    font-size: 1.45rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 20px;
}
.calc-categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 12px;
}
.calc-category-card {
    display: flex;
    align-items: center;
    gap: 14px;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--border-color);
    padding: 16px 18px;
    border-radius: 12px;
    box-shadow: var(--shadow-card);
    text-decoration: none;
    transition: all 0.25s ease;
    cursor: pointer;
}
.calc-category-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}
.calc-category-icon {
    font-size: 1.6rem;
    line-height: 1;
    flex-shrink: 0;
}
.calc-category-info {
    display: flex;
    flex-direction: column;
    flex: 1;
    min-width: 0;
}
.calc-category-name {
    font-family: var(--font-heading);
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1.3;
}
.calc-category-count {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-secondary);
    transition: color 0.2s ease;
}
.calc-category-card:hover .calc-category-count {
    color: var(--color-accent);
}
.calc-category-arrow {
    font-size: 1.1rem;
    color: var(--border-color);
    transition: transform 0.2s ease, color 0.2s ease;
    flex-shrink: 0;
}
.calc-category-card:hover .calc-category-arrow {
    transform: translateX(4px);
    color: var(--color-accent);
}

/* ── 4. CATEGORY SECTION HEADERS ── */
.dir-category-section {
    margin-bottom: 56px;
    scroll-margin-top: 140px;
}
.calc-category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    border-bottom: 2px solid var(--border-color);
    padding-bottom: 12px;
    margin-bottom: 8px;
    position: relative;
}
.calc-category-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 48px;
    height: 2px;
    background: var(--color-accent);
    border-radius: 2px;
}
.calc-category-header-icon {
    font-size: 1.85rem;
    line-height: 1;
}
.calc-category-header-title {
    font-family: var(--font-heading);
    font-size: 1.55rem;
    font-weight: 800;
    color: var(--color-primary);
    margin: 0;
}
.calc-category-header-count {
    font-size: 0.78rem;
    font-family: var(--font-mono);
    font-weight: 600;
    color: var(--text-secondary);
    background: #EDF2F7;
    padding: 3px 10px;
    border-radius: 12px;
    margin-left: auto;
    white-space: nowrap;
}
.calc-category-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.55;
    margin-bottom: 20px;
    margin-top: 0;
    max-width: 720px;
}

/* ── 5. CALCULATOR CARDS GRID ── */
.calc-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}
.calc-directory-card {
    display: flex;
    flex-direction: column;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-top: 3px solid transparent;
    border-radius: var(--radius-card);
    padding: 28px;
    box-shadow: var(--shadow-card);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    opacity: 0;
    transform: translateY(16px);
}
.calc-directory-card.fade-in-visible {
    opacity: 1;
    transform: translateY(0);
}
.calc-directory-card:hover {
    border-top-color: var(--color-accent);
    transform: translateY(-6px);
    box-shadow: var(--shadow-hover);
}
.calc-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 10px;
}
.calc-card-title {
    font-size: 1.18rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 0;
    font-family: var(--font-heading);
    line-height: 1.35;
}
.calc-card-title a {
    color: inherit;
    text-decoration: none;
    transition: color 0.15s ease;
}
.calc-card-title a:hover {
    color: var(--color-accent);
}
.calc-badge {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    font-weight: 700;
    color: #FFF;
    padding: 4px 10px;
    border-radius: 14px;
    white-space: nowrap;
    margin-top: 2px;
    letter-spacing: 0.3px;
    flex-shrink: 0;
}
.calc-card-text {
    font-size: 0.88rem;
    line-height: 1.55;
    color: var(--text-secondary);
    margin-bottom: 20px;
    flex-grow: 1;
}
.calc-card-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 700;
    text-align: center;
    border-radius: var(--radius-button);
    margin-top: auto;
    padding: 12px 0;
    background: var(--color-primary);
    color: #FFF;
    box-shadow: var(--shadow-card);
    transition: all 0.25s ease;
    justify-content: center;
}
.calc-card-cta-arrow {
    transition: transform 0.2s ease;
}
.calc-directory-card:hover .calc-card-cta {
    background: var(--color-accent);
    color: var(--color-primary);
}
.calc-directory-card:hover .calc-card-cta-arrow {
    transform: translateX(4px);
}

/* ── 6. NO RESULTS STATE ── */
.calc-no-results {
    display: none;
    text-align: center;
    padding: 64px 0;
    max-width: 500px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.3s ease, transform 0.3s ease;
}
.calc-no-results.visible {
    display: block;
    opacity: 1;
    transform: translateY(0);
}
.calc-no-results-icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 16px;
}
.calc-no-results h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 8px;
}
.calc-no-results p {
    font-family: var(--font-body);
    font-size: 0.95rem;
    line-height: 1.55;
}
.calc-reset-btn {
    margin-top: 20px;
    border-radius: 20px;
    font-weight: 700;
    padding: 10px 28px;
    background: var(--color-accent);
    color: var(--color-primary);
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: background 0.15s ease, transform 0.15s ease;
}
.calc-reset-btn:hover {
    background: var(--color-accent-hover);
    transform: scale(1.03);
}

/* ── 7. TRUST / AUTHORITY SECTION ── */
.calc-trust-section {
    margin: 56px 0 64px;
    background: linear-gradient(135deg, #FAF9F6 0%, #FFFFFF 100%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 40px;
}
.calc-trust-header {
    margin-bottom: 32px;
}
.calc-trust-title {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--color-primary);
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}
.calc-trust-desc {
    font-family: var(--font-body);
    font-size: 0.93rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin: 0;
    max-width: 720px;
}
.calc-trust-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 24px;
}
.calc-trust-item {
    text-align: center;
    padding: 24px 16px;
    background: #FFFFFF;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.calc-trust-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card);
}
.calc-trust-item-icon {
    font-size: 2rem;
    margin-bottom: 12px;
    display: block;
}
.calc-trust-item h4 {
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--color-primary);
    margin: 0 0 8px;
}
.calc-trust-item p {
    font-size: 0.84rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin: 0;
}

/* ── 8. RESPONSIVE ── */
@media (max-width: 768px) {
    .calc-hero { padding: 40px 0 48px; }
    .calc-hero-title { font-size: 2rem; }
    .calc-hero-subtitle { font-size: 1rem; }
    .calc-categories-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
    .calc-cards-grid { grid-template-columns: 1fr; }
    .calc-sticky-nav { top: 0; }
    .dir-category-section { scroll-margin-top: 80px; }
    .calc-trust-section { padding: 28px 20px; }
    .calc-trust-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 16px; }
}
@media (max-width: 480px) {
    .calc-categories-grid {
        display: flex;
        overflow-x: auto;
        gap: 10px;
        padding-bottom: 8px;
        scrollbar-width: none;
    }
    .calc-categories-grid::-webkit-scrollbar { display: none; }
    .calc-category-card { min-width: 180px; flex-shrink: 0; }
    .calc-category-header { flex-wrap: wrap; }
    .calc-category-header-count { margin-left: 0; }
}