/* =============================================================
 * FAQ Page — 자주 묻는 질문
 * Accordion · 3 categories · 12 Q&As
 * ============================================================= */

/* === Hero (compact) ========================================= */

.faq-hero {
    padding: 140px 0 60px;
    min-height: 40vh;
    background: var(--bg-white);
    display: flex;
    align-items: center;
}

.faq-hero-eyebrow {
    display: block;
    margin: 0 0 var(--space-4);
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--orange);
}

.faq-hero-title {
    margin: 0 0 var(--space-3);
    font-family: var(--font-display);
    font-size: clamp(36px, 5vw, 48px);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.03em;
    color: var(--navy-deep);
}

.faq-hero-sub {
    margin: 0;
    font-family: var(--font-body);
    font-size: 18px;
    line-height: 1.6;
    color: var(--text-secondary);
}

/* === Section frame ========================================== */

.faq-section {
    padding: 80px 0;
    background: var(--bg-white);
}

.faq-section.faq-section-alt {
    background: var(--bg-light);
}

.faq-eyebrow {
    display: block;
    margin: 0 0 var(--space-3);
    font-family: var(--font-en);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--orange);
}

.faq-section-title {
    margin: 0 0 var(--space-12);
    font-family: var(--font-display);
    font-size: clamp(26px, 3vw, 34px);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.02em;
    color: var(--navy-deep);
}

/* === Accordion list ========================================= */

.faq-list {
    display: grid;
    gap: 12px;
    max-width: 880px;
}

.faq-item {
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: 12px;
    overflow: hidden;
    transition: box-shadow var(--duration-base) var(--ease-out),
                border-color var(--duration-base) var(--ease-out);
}

.faq-item:hover {
    box-shadow: 0 4px 12px rgba(15, 30, 79, 0.06);
    border-color: var(--border-medium);
}

.faq-item.is-open {
    border-color: var(--orange);
    box-shadow: 0 6px 20px rgba(15, 30, 79, 0.08);
}

/* Question — clickable button */
.faq-question {
    width: 100%;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 20px 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    text-align: left;
    font-family: var(--font-display);
    font-size: 16px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: -0.01em;
    color: var(--navy-deep);
    transition: color var(--duration-fast) var(--ease-out);
}

.faq-question:hover {
    color: var(--navy-medium);
}

.faq-q-mark {
    flex-shrink: 0;
    width: 28px;
    font-family: var(--font-en);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.5;
    color: var(--orange);
    text-align: center;
}

.faq-q-text {
    flex: 1;
    padding-top: 1px;
}

.faq-toggle {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-en);
    font-size: 22px;
    font-weight: 400;
    line-height: 1;
    color: var(--orange);
    transition: transform var(--duration-base) var(--ease-out);
}

.faq-item.is-open .faq-toggle {
    transform: rotate(45deg);
}

/* Answer — collapsible via grid-template-rows */
.faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.3s var(--ease-out);
}

.faq-item.is-open .faq-answer {
    grid-template-rows: 1fr;
}

.faq-answer-inner {
    overflow: hidden;
    min-height: 0;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 0 24px;
}

.faq-item.is-open .faq-answer-inner {
    padding: 4px 24px 24px 24px;
}

.faq-a-mark {
    flex-shrink: 0;
    width: 28px;
    font-family: var(--font-en);
    font-size: 18px;
    font-weight: 700;
    line-height: 1.7;
    color: var(--navy-deep);
    text-align: center;
}

.faq-answer p {
    margin: 0;
    flex: 1;
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.75;
    color: var(--text-secondary);
}

/* === Contact CTA box (navy) ================================= */

.faq-contact {
    padding: 60px 0 100px;
    background: var(--bg-white);
}

.faq-contact-box {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 64px 40px;
    background: var(--navy-deep);
    color: #FFFFFF;
    border-radius: 16px;
    text-align: center;
    overflow: hidden;
    box-shadow: 0 20px 40px -10px rgba(15, 30, 79, 0.25);
}

.faq-contact-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg,
        transparent 30%,
        rgba(255, 255, 255, 0.04) 50%,
        transparent 70%);
    pointer-events: none;
}

.faq-contact-box > * {
    position: relative;
    z-index: 1;
}

.faq-contact-title {
    margin: 0 0 var(--space-3);
    font-family: var(--font-display);
    font-size: clamp(22px, 2.6vw, 28px);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.02em;
    color: #FFFFFF;
}

.faq-contact-desc {
    margin: 0 0 var(--space-8);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.82);
}

.faq-contact-cta {
    display: inline-block;
    padding: 14px 32px;
    background: var(--orange);
    color: #FFFFFF;
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    letter-spacing: -0.005em;
    border-radius: 8px;
    text-decoration: none;
    transition: background 0.2s ease,
                transform 0.2s ease,
                box-shadow 0.2s ease;
}

.faq-contact-cta:hover {
    background: var(--orange-deep);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 0, 0.35);
}

.faq-contact-info {
    margin: var(--space-8) 0 0;
    font-family: var(--font-body);
    font-size: 13px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.55);
    letter-spacing: 0.02em;
}

/* === Responsive ============================================ */

@media (max-width: 768px) {
    .faq-hero { padding: 110px 0 40px; min-height: auto; }
    .faq-section { padding: 56px 0; }
    .faq-section-title { margin-bottom: var(--space-8); }

    .faq-question { padding: 16px 18px; font-size: 15px; gap: 12px; }
    .faq-q-mark, .faq-a-mark { width: 24px; font-size: 16px; }
    .faq-toggle { width: 24px; height: 24px; font-size: 20px; }

    .faq-answer-inner { padding: 0 18px; gap: 12px; }
    .faq-item.is-open .faq-answer-inner { padding: 2px 18px 18px 18px; }
    .faq-answer p { font-size: 14px; }

    .faq-contact-box { padding: 48px 24px; }
}