/* ===== Hero 이미지 ===== */
.hero-103 img {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    display: block;
}

/* ===== 섹션 기본 구조 ===== */
.section-103 {
    margin: 4rem 0;
    background-color: #fff;
}

/* ===== 섹션 내부 1600px 와이드 정렬 ===== */
.section-inner-103 {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 1rem;
}

/* ===== 섹션 제목 ===== */
.section-103 h2 {
    font-size: 1.6rem;
    font-weight: 700;
    border-left: 6px solid #006400;
    /* 테마 컬러 */
    padding-left: 12px;
    margin-bottom: 1.5rem;
    color: #111;
}

.vocal-intro-center {
    text-align: center;
}

.vocal-intro-center h2 {
    border-left: none;
    padding-left: 0;
    margin-bottom: 1rem;
    font-size: 1.8rem;
    color: #006400;
    /* 강조 */
}

/* 전공 소개 문단 중앙 정렬 */
.vocal-intro-text {
    text-align: center;
    font-size: 1.05rem;
    line-height: 1.7;
    margin-bottom: 2.5rem;
}

/* ===== 카드형 그리드 ===== */
.card-grid-103 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin-top: 1rem;
    justify-content: center;
    /* 가운데 정렬 추가 */
}

/* ===== 개별 카드 ===== */
.card-103 {
    border: 1px solid #e0e0e0;
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
}

.card-103:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 100, 0, 0.2);
    /* 강조된 딥그린 그림자 */
}

.card-103 img {
    width: 100%;
    aspect-ratio: 4 / 3;
    /* 항상 4:3 유지 */
    object-fit: fill;
    /* 비율 유지하며 채움 */
    display: block;
}

.card-103 p {
    padding: 1rem;
    font-size: 1rem;
    font-weight: 500;
    margin: 0;
    color: #333;
}

/* ===== CTA 영역 ===== */
.cta-103 {
    background: #006400;
    color: #fff;
    text-align: center;
    padding: 3rem 1rem;
    margin-top: 3rem;
}

.cta-103 a {
    display: inline-block;
    background: #fff;
    color: #006400;
    font-weight: 600;
    padding: 0.8rem 1.5rem;
    border-radius: 30px;
    text-decoration: none;
    transition: background 0.3s ease;
}

.cta-103 a:hover {
    background: #f1f1f1;
}


/* ===== 커리큘럽 ===== */
/* === 공통 === */
.curriculum-104 {
    padding: 80px 0;
    background: linear-gradient(135deg, #f7f8fa, #eef1f5);
}

.container-104 {
    max-width: 1600px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-title-104 {
    text-align: center;
    font-size: 2.4rem;
    font-weight: 800;
    color: #222;
    margin-bottom: 10px;
}

.section-subtitle-104 {
    text-align: center;
    font-size: 1rem;
    color: #666;
    margin-bottom: 50px;
}

.curriculum-grid-104 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.curriculum-step-104 {
    background: #fff;
    border-radius: 16px;
    padding: 25px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
}

.curriculum-step-104:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.12);
}

.step-header-104 {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    justify-content: center;
}

.step-header-104 h3 {
    font-size: 1.3rem;
    color: #222;
    font-weight: 700;
}

.step-icon-104 {
    font-size: 1.6rem;
}

.curriculum-step-104 ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.curriculum-step-104 ul li {
    padding: 8px 0;
    font-size: 0.95rem;
    color: #444;
    border-bottom: 1px dashed #eee;
}

.curriculum-step-104 ul li:last-child {
    border-bottom: none;
}

/* === 1단계~30단계 고유 색상 === */
.curriculum-step-104:nth-child(1) {
    border-top: 6px solid #2ecc71;
}

/* 초록 */
.curriculum-step-104:nth-child(2) {
    border-top: 6px solid #3498db;
}

/* 파랑 */
.curriculum-step-104:nth-child(3) {
    border-top: 6px solid #9b59b6;
}

/* 보라 */
.curriculum-step-104:nth-child(4) {
    border-top: 6px solid #e67e22;
}

/* 주황 */
.curriculum-step-104:nth-child(5) {
    border-top: 6px solid #1abc9c;
}

.curriculum-step-104:nth-child(6) {
    border-top: 6px solid #f39c12;
}

.curriculum-step-104:nth-child(7) {
    border-top: 6px solid #e74c3c;
}

.curriculum-step-104:nth-child(8) {
    border-top: 6px solid #16a085;
}

.curriculum-step-104:nth-child(9) {
    border-top: 6px solid #8e44ad;
}

.curriculum-step-104:nth-child(10) {
    border-top: 6px solid #2980b9;
}

.curriculum-step-104:nth-child(11) {
    border-top: 6px solid #27ae60;
}

.curriculum-step-104:nth-child(12) {
    border-top: 6px solid #d35400;
}

.curriculum-step-104:nth-child(13) {
    border-top: 6px solid #c0392b;
}

.curriculum-step-104:nth-child(14) {
    border-top: 6px solid #7f8c8d;
}

.curriculum-step-104:nth-child(15) {
    border-top: 6px solid #2c3e50;
}

.curriculum-step-104:nth-child(16) {
    border-top: 6px solid #f1c40f;
}

.curriculum-step-104:nth-child(17) {
    border-top: 6px solid #e84393;
}

.curriculum-step-104:nth-child(18) {
    border-top: 6px solid #6c5ce7;
}

.curriculum-step-104:nth-child(19) {
    border-top: 6px solid #00cec9;
}

.curriculum-step-104:nth-child(20) {
    border-top: 6px solid #fab1a0;
}

.curriculum-step-104:nth-child(21) {
    border-top: 6px solid #55efc4;
}

.curriculum-step-104:nth-child(22) {
    border-top: 6px solid #ffeaa7;
}

.curriculum-step-104:nth-child(23) {
    border-top: 6px solid #fd79a8;
}

.curriculum-step-104:nth-child(24) {
    border-top: 6px solid #74b9ff;
}

.curriculum-step-104:nth-child(25) {
    border-top: 6px solid #a29bfe;
}

.curriculum-step-104:nth-child(26) {
    border-top: 6px solid #ff7675;
}

.curriculum-step-104:nth-child(27) {
    border-top: 6px solid #00b894;
}

.curriculum-step-104:nth-child(28) {
    border-top: 6px solid #0984e3;
}

.curriculum-step-104:nth-child(29) {
    border-top: 6px solid #6ab04c;
}

.curriculum-step-104:nth-child(30) {
    border-top: 6px solid #e17055;
}

/* === 반응형 === */
@media (max-width: 768px) {
    .curriculum-104 {
        padding: 50px 0;
    }

    .section-title-104 {
        font-size: 1.8rem;
    }

    .step-header-104 h3 {
        font-size: 1.15rem;
    }

    .step-icon-104 {
        font-size: 1.4rem;
    }
}




/* ===== 반응형 대응 ===== */
@media (max-width: 768px) {
    .card-grid-103 {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .card-103 p {
        font-size: 2.5vw;
    }

    .section-103 h2 {
        font-size: 1.3rem;
    }

    .cta-103 {
        padding: 2rem 1rem;
    }

    .cta-103 a {
        padding: 0.7rem 1.2rem;
        font-size: 0.95rem;
    }
}