:root {
    --fqm-primary: #2c3e50;
    --fqm-primary-strong: #1a252f;
    --fqm-accent: #3498db;
    --fqm-aspol-primary: #02335c;
    --fqm-aspol-secondary: #2c3e50;
    --fqm-aspol-light: #3498db;
    --fqm-aspol-complement: #f5eadb;
    --fqm-bg: #f5f7fb;
    --fqm-surface: #ffffff;
    --fqm-text: #1f2933;
    --fqm-muted: #52606d;
    --fqm-border: #d9e2ec;
    --fqm-shadow: 0 24px 60px rgba(15, 23, 42, 0.3);
    --fqm-radius: 18px;
    --fqm-transition: 180ms ease;
    --fqm-z-index: 100000;
    --fqm-logo-scale: 1.75;
}

.fqm-faq-root {
    position: relative;
    z-index: var(--fqm-z-index);
}

.fqm-faq-trigger {
    position: fixed;
    right: 1.5rem;
    bottom: 1.5rem;
    width: 62px;
    height: 62px;
    border: 2px solid #ffffff;
    border-radius: 999px;
    background: #ffffff;
    color: var(--fqm-aspol-primary);
    box-shadow: 0 14px 28px rgba(2, 51, 92, 0.35);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: transform var(--fqm-transition), box-shadow var(--fqm-transition), filter var(--fqm-transition);
}

.fqm-faq-trigger:hover {
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(2, 51, 92, 0.45);
    filter: saturate(1.05);
}

.fqm-faq-trigger:focus-visible,
.fqm-faq-close:focus-visible,
.fqm-faq-item summary:focus-visible {
    outline: 3px solid var(--fqm-accent);
    outline-offset: 2px;
}

.fqm-faq-trigger__icon {
    position: relative;
    width: 56px;
    height: 56px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border-radius: 999px;
    padding: 0;
    overflow: hidden;
    box-shadow: none;
}

.fqm-faq-trigger__icon img {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(var(--fqm-logo-scale));
    transform-origin: center;
}

.fqm-faq-modal {
    position: fixed;
    inset: 0;
    display: none;
    place-items: center;
    padding: 1.2rem;
    z-index: var(--fqm-z-index);
}

.fqm-faq-modal[hidden] {
    display: none !important;
}

.fqm-faq-modal.is-open {
    display: grid;
}

.fqm-faq-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    border: 0;
    padding: 0;
    cursor: pointer;
}

.fqm-faq-dialog {
    position: relative;
    width: min(720px, 100%);
    max-height: min(84vh, 760px);
    overflow: hidden;
    border: 1px solid var(--fqm-border);
    border-radius: var(--fqm-radius);
    background: var(--fqm-surface);
    color: var(--fqm-text);
    box-shadow: var(--fqm-shadow);
    animation: fqm-faq-fade-in 220ms ease-out;
}

@keyframes fqm-faq-fade-in {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.99);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.fqm-faq-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1.35rem 1.5rem 1rem;
    border-bottom: 1px solid var(--fqm-border);
    background: var(--fqm-aspol-primary);
}

.fqm-faq-title {
    margin: 0;
    font-size: clamp(1.2rem, 1rem + 0.8vw, 1.5rem);
    line-height: 1.2;
    font-weight: 700;
    color: #ffffff;
}

.fqm-faq-close {
    width: 2.15rem;
    height: 2.15rem;
    border: 0;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.16);
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: background var(--fqm-transition), transform var(--fqm-transition);
}

.fqm-faq-close:hover {
    background: rgba(255, 255, 255, 0.28);
    transform: rotate(90deg);
}

.fqm-faq-close span {
    font-size: 1.5rem;
    line-height: 1;
}

.fqm-faq-content {
    padding: 1rem 1.5rem 1.5rem;
    overflow: auto;
    max-height: calc(min(84vh, 760px) - 72px);
    background: var(--fqm-bg);
}

.fqm-faq-category + .fqm-faq-category {
    margin-top: 1rem;
}

.fqm-faq-category-title {
    margin: 0 0 0.55rem;
    padding: 0.5rem 0.75rem;
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: #ffffff;
    background: linear-gradient(135deg, var(--fqm-aspol-primary), var(--fqm-aspol-secondary));
    border-radius: 10px;
}

.fqm-faq-item {
    border: 1px solid var(--fqm-border);
    border-radius: 12px;
    background: var(--fqm-surface);
}

.fqm-faq-item + .fqm-faq-item {
    margin-top: 0.75rem;
}

.fqm-faq-item summary {
    list-style: none;
    cursor: pointer;
    padding: 0.95rem 2.6rem 0.95rem 1rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--fqm-primary-strong);
    position: relative;
}

.fqm-faq-item summary::-webkit-details-marker {
    display: none;
}

.fqm-faq-item summary::after {
    content: "+";
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.35rem;
    color: var(--fqm-accent);
}

.fqm-faq-item[open] summary::after {
    content: "-";
}

.fqm-faq-item[open] summary {
    border-bottom: 1px solid var(--fqm-border);
}

.fqm-faq-answer {
    padding: 0.9rem 1rem 1rem;
    color: var(--fqm-muted);
    font-size: 0.98rem;
    line-height: 1.55;
    background: var(--fqm-aspol-complement);
}

.fqm-faq-answer > :last-child {
    margin-bottom: 0;
}

.fqm-faq-empty {
    margin: 0;
    padding: 1rem;
    border: 1px solid var(--fqm-border);
    border-radius: 12px;
    background: var(--fqm-surface);
    color: var(--fqm-muted);
}

@media (max-width: 640px) {
    .fqm-faq-trigger {
        right: 1rem;
        bottom: 1rem;
        width: 56px;
        height: 56px;
    }

    .fqm-faq-dialog {
        max-height: 88vh;
    }

    .fqm-faq-header {
        padding: 1.1rem 1rem 0.9rem;
    }

    .fqm-faq-content {
        padding: 0.9rem 1rem 1rem;
    }
}