/* Explain: App-specific component CSS classes, including FAQ trigger and panel styles. */
.btn-brand,
.btn-accent,
.btn-ghost,
.btn-ghost-white {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    padding: 0.85rem 1.5rem;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    text-decoration: none;
    text-align: center;
    transition: all 0.25s ease;
}

.btn-brand {
    background: var(--primary-color);
    color: #fff;
}

.btn-brand:hover {
    background: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-accent {
    background: var(--accent-color);
    color: #fff;
}

.btn-accent:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-ghost {
    background: #fff;
    border-color: var(--border-color);
    color: var(--text-color);
}

.btn-ghost:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-ghost-white {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.4);
    color: #fff;
}

.btn-ghost-white:hover {
    background: rgba(255, 255, 255, 0.18);
    transform: translateY(-2px);
}

.service-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 1.75rem;
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3.25rem;
    height: 3.25rem;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary-color), #3b8ee0);
    color: #fff;
    font-size: 1.25rem;
    margin-bottom: 1.1rem;
}

.service-card h3 {
    font-size: 1.2rem;
    font-weight: 700;
}

.service-card p {
    margin-top: 0.6rem;
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.6;
}

.link-arrow {
    margin-top: auto;
    padding-top: 1.1rem;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
}

.link-arrow i {
    transition: transform 0.25s ease;
}

.link-arrow:hover i {
    transform: translateX(4px);
}

.product-card {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s ease, transform 0.3s ease;
}

.product-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.badge-cat {
    align-self: flex-start;
    display: inline-block;
    background: var(--surface-alt);
    color: var(--primary-hover);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.3rem 0.7rem;
    border-radius: 999px;
}

.ref-card {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.ref-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.ref-card:hover img {
    transform: scale(1.06);
}

.ref-caption {
    position: absolute;
    inset-inline: 0;
    bottom: 0;
    padding: 1.5rem 1.25rem 1.1rem;
    background: linear-gradient(to top, rgba(9, 26, 52, 0.92), rgba(9, 26, 52, 0));
    color: #fff;
}

.ref-caption h3 {
    font-size: 1.05rem;
    font-weight: 700;
}

.ref-caption p {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    margin-top: 0.2rem;
}

.filter-btn {
    border: 1px solid var(--border-color);
    background: #fff;
    color: var(--text-color);
    border-radius: 999px;
    padding: 0.5rem 1.1rem;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.filter-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.filter-btn.is-active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
}

.eyebrow {
    color: var(--primary-color);
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-size: 0.78rem;
}

.check-item {
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    font-size: 0.95rem;
    color: var(--text-muted);
}

.check-item i {
    color: var(--primary-color);
    margin-top: 0.25rem;
}

.step-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 3rem;
    height: 3rem;
    border-radius: 999px;
    background: var(--surface-alt);
    color: var(--primary-color);
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.15rem;
}

.lang-btn {
    border: 0;
    background: transparent;
    color: inherit;
    padding: 0.25rem 0.6rem;
    border-radius: 999px;
    font-family: var(--font-heading);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    line-height: 1;
    cursor: pointer;
    opacity: 0.7;
    transition: all 0.2s ease;
}

.lang-btn:hover {
    opacity: 1;
}

.lang-btn.is-active {
    background: var(--primary-color);
    color: #fff;
    opacity: 1;
}

.faq-trigger {
    display: flex;
    width: 100%;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.25rem 1.5rem;
    border: 0;
    background: transparent;
    color: var(--text-color);
    font-family: var(--font-heading);
    font-size: 1.05rem;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: color 0.2s ease;
}

.faq-trigger:hover {
    color: var(--primary-color);
}

.faq-chevron {
    flex: none;
    color: var(--primary-color);
    transition: transform 0.25s ease;
}

.faq-trigger[aria-expanded="true"] .faq-chevron {
    transform: rotate(180deg);
}

.faq-panel {
    padding: 0 1.5rem 1.4rem;
    color: var(--text-muted);
    line-height: 1.7;
}