@charset "utf-8";

/* ==========================================================================
   서비스소개 (/service)
   ========================================================================== */

/* 히어로 ----------------------------------------------------------------- */

.svc-hero {
    padding: 96px 0 72px;
    border-bottom: 1px solid var(--color-line);
}

.svc-hero__eyebrow {
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .18em;
    color: var(--color-muted);
}

.svc-hero__title {
    margin-top: 12px;
    font-size: 46px;
    font-weight: 800;
    line-height: 1.22;
    letter-spacing: -0.03em;
}

.svc-hero__desc {
    max-width: 640px;
    margin-top: 20px;
    font-size: 17px;
    color: var(--color-muted);
}

/* 섹션 공통 -------------------------------------------------------------- */

.svc-section { padding: 72px 0; }

.svc-section + .svc-section { border-top: 1px solid var(--color-line); }

.svc-section__title {
    margin-bottom: 32px;
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

/* 특징 ------------------------------------------------------------------- */

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1px;
    background: var(--color-line);
    border: 1px solid var(--color-line);
}

.feature-card {
    padding: 28px 24px;
    background: var(--color-bg);
}

.feature-card__no {
    display: block;
    font-size: 13px;
    font-weight: 700;
    color: var(--color-muted);
}

.feature-card__title {
    display: block;
    margin-top: 10px;
    font-size: 18px;
    font-weight: 700;
}

.feature-card__desc {
    margin-top: 8px;
    font-size: 14px;
    color: var(--color-muted);
}

/* 난이도 탭 -------------------------------------------------------------- */

.level-tab {
    display: flex;
    gap: 8px;
    margin-bottom: 28px;
}

.level-tab button {
    display: inline-flex;
    align-items: center;
    min-height: 44px;          /* 터치 타겟 */
    padding: 0 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--color-muted);
    background: var(--color-bg);
    border: 1px solid var(--color-line);
    border-radius: 999px;
    transition: all .15s ease;
}

.level-tab button:hover { border-color: var(--color-fg); color: var(--color-fg); }

.level-tab button.is-active {
    color: var(--color-inverse-fg);
    background: var(--color-inverse-bg);
    border-color: var(--color-inverse-bg);
}

/* 코스 카드 -------------------------------------------------------------- */

.course-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.course-card {
    display: flex;
    flex-direction: column;
    border: 1px solid var(--color-line);
    overflow: hidden;
}

.course-card__thumb {
    aspect-ratio: 4 / 3;
    background: var(--color-surface);
}

.course-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 이미지가 아직 없을 때 깨진 아이콘 대신 회색 면으로 */
.course-card__thumb img.is-empty { visibility: hidden; }

.course-card__body { padding: 22px 20px 24px; }

.badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 12px;
    font-weight: 700;
    border: 1px solid var(--color-fg);
    border-radius: 999px;
}

.badge--easy   { color: var(--color-fg); background: var(--color-bg); }
.badge--normal { color: var(--color-fg); background: var(--color-surface); }
.badge--hard   { color: var(--color-inverse-fg); background: var(--color-inverse-bg); }

.course-card__name {
    display: block;
    margin-top: 12px;
    font-size: 19px;
    font-weight: 700;
}

.course-card__desc {
    margin-top: 8px;
    font-size: 14px;
    color: var(--color-muted);
}

.course-card__meta {
    display: flex;
    gap: 24px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--color-line);
}

.course-card__meta div { display: flex; gap: 8px; align-items: baseline; }

.course-card__meta dt {
    font-size: 12px;
    font-weight: 700;
    color: var(--color-muted);
}

.course-card__meta dd { font-size: 14px; font-weight: 600; }

.course-list__empty {
    padding: 48px 0;
    text-align: center;
    color: var(--color-muted);
}

/* 이용 절차 -------------------------------------------------------------- */

.step-list {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 1px;
    background: var(--color-line);
    border: 1px solid var(--color-line);
}

.step-item {
    padding: 26px 20px;
    background: var(--color-bg);
}

.step-item__no {
    display: block;
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.step-item__title {
    display: block;
    margin-top: 10px;
    font-size: 16px;
    font-weight: 700;
}

.step-item__desc {
    margin-top: 6px;
    font-size: 14px;
    color: var(--color-muted);
}

/* 안전 수칙 -------------------------------------------------------------- */

.safety-list {
    border-top: 1px solid var(--color-line);
}

.safety-list li {
    position: relative;
    padding: 16px 0 16px 26px;
    border-bottom: 1px solid var(--color-line);
    font-size: 15px;
}

.safety-list li::before {
    content: '';
    position: absolute;
    top: 26px;
    left: 4px;
    width: 5px;
    height: 5px;
    background: var(--color-fg);
    border-radius: 50%;
}

/* CTA -------------------------------------------------------------------- */

.svc-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin: 24px 0 0;
    padding: 64px 24px;
    background: var(--color-inverse-bg);
    color: var(--color-inverse-fg);
    text-align: center;
}

.svc-cta__text {
    font-size: 22px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* 반응형 ----------------------------------------------------------------- */

@media (max-width: 1024px) {
    .feature-grid { grid-template-columns: repeat(2, 1fr); }
    .course-list  { grid-template-columns: repeat(2, 1fr); }
    .step-list    { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
    .svc-hero { padding: 48px 0 40px; }
    .svc-hero__title { font-size: 29px; }
    .svc-hero__desc { font-size: 15px; }

    .svc-section { padding: 44px 0; }
    .svc-section__title { font-size: 21px; margin-bottom: 22px; }

    .feature-grid { grid-template-columns: 1fr; }
    .course-list  { grid-template-columns: 1fr; gap: 20px; }
    .step-list    { grid-template-columns: 1fr; }

    /* 탭이 줄바꿈되며 세로로 길어지는 대신 가로 스크롤로 한 줄 유지 */
    .level-tab {
        flex-wrap: nowrap;
        overflow-x: auto;
        gap: 6px;
        margin-right: calc(var(--gutter) * -1);
        padding-right: var(--gutter);
        scrollbar-width: none;
        -webkit-overflow-scrolling: touch;
    }

    .level-tab::-webkit-scrollbar { display: none; }

    .level-tab button {
        flex: 0 0 auto;
        padding: 0 16px;
    }

    .course-card__meta { gap: 18px; }

    .svc-cta { padding: 44px 20px; }
    .svc-cta__text { font-size: 18px; }
    .svc-cta .btn { width: 100%; }
}