/* Promise Section */
.promise-section {
    padding: 8rem 0;
    background: linear-gradient(135deg, var(--main-blue-dark) 0%, var(--main-blue) 100%);
    position: relative;
    overflow: hidden;
}

.promise-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Promise Header */
.promise-header {
    position: relative;
    padding: 0;
    margin-bottom: 6rem;
    text-align: center;
    overflow: hidden;
    border-radius: 16px;
    background-color: var(--main-blue-dark);
}

.promise-header-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    padding-top: 40%; /* 더 넓은 가로 비율 */
    height: 0;
}

.promise-header-background::before {
    content: "우리는 당신의 브랜드가\A시장에서 단순히 '존재하는 것'을 넘어,\A고객의 마음에 '기억되는 것'을 목표로 합니다.\A\A데이터와 전략, 그리고 사람에 대한 깊은 이해를 바탕으로,\A당신의 스토리를 빛나게 할 준비가 되어 있습니다.\A더블에이치 스튜디오스는 '세 가지 핵심 약속'을 통해 당신의 성공을 이끌어갑니다.";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    white-space: pre;
    font-size: 1.2rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    transform: rotate(-5deg) scale(1.2);
    pointer-events: none;
    font-weight: 700;
    text-align: center;
    overflow: hidden;
    z-index: 1;
}

.promise-header-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.75;
}

.promise-header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(26, 43, 76, 0.65) 0%,
        rgba(26, 43, 76, 0.55) 100%
    );
    backdrop-filter: blur(2px);
    z-index: 2;
}

.promise-title-wrap {
    position: relative;
    z-index: 3;
    margin-bottom: 3rem;
    padding: 6rem 2rem;
}

.section-label {
    display: block;
    font-size: 1.1rem;
    color: var(--rose-gold);
    margin-bottom: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.section-title {
    font-size: clamp(2.8rem, 5vw, 3.5rem);
    color: var(--text-white);
    font-weight: 700;
    line-height: 1.4;
    margin-bottom: 3rem;
    word-break: keep-all;
}

.promise-lead {
    position: relative;
    z-index: 3;
    font-size: clamp(1.6rem, 2.5vw, 2rem);
    color: var(--text-white);
    line-height: 1.6;
    max-width: 900px;
    margin: 0 auto 2rem;
    word-break: keep-all;
}

.promise-lead strong {
    color: var(--rose-gold);
    font-weight: 600;
}

.promise-intro {
    position: relative;
    z-index: 3;
    font-size: 1.2rem;
    color: var(--text-light);
    line-height: 1.8;
    max-width: 900px;
    margin: 0 auto;
    word-break: keep-all;
}

.promise-intro strong {
    color: var(--rose-gold);
    font-weight: 600;
}

.promise-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 6rem;
}

.promise-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(224, 191, 184, 0.1);
    border-radius: 12px;
    padding: 3rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(4px);
}

.promise-card:hover {
    transform: translateY(-10px);
    background: rgba(255, 255, 255, 0.03);
    border-color: var(--rose-gold);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.promise-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(224, 191, 184, 0.05), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.promise-card:hover::before {
    transform: translateX(100%);
}

.promise-card-header {
    margin-bottom: 2rem;
    position: relative;
}

.promise-number {
    color: var(--rose-gold);
    font-size: 1rem;
    margin-bottom: 1rem;
    display: block;
    font-weight: 500;
    letter-spacing: 0.1em;
    opacity: 0.9;
}

.promise-card h3 {
    color: var(--text-white);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.promise-card h3 .en-text {
    font-size: 1rem;
    color: var(--rose-gold);
    font-weight: 500;
    letter-spacing: 0.1em;
    opacity: 0.9;
}

.promise-card h4 {
    color: var(--rose-gold);
    font-size: 1.2rem;
    margin-bottom: 1.5rem;
    font-weight: 500;
    line-height: 1.4;
}

.promise-card p {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
    word-break: keep-all;
}

.promise-image {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    border-radius: 8px;
    margin-bottom: 2rem;
}

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

.promise-card:hover .promise-image img {
    transform: scale(1.1);
}

.promise-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        transparent 0%,
        rgba(26, 43, 76, 0.1) 100%
    );
    pointer-events: none;
}

/* Media Queries */
@media (max-width: 1200px) {
    .promise-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .promise-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .promise-card {
        padding: 2rem;
    }

    .promise-card h3 {
        font-size: 1.8rem;
    }

    .promise-card h4 {
        font-size: 1.1rem;
    }

    .promise-card p {
        font-size: 1rem;
    }

    .promise-header {
        margin-bottom: 4rem;
    }

    .promise-title-wrap {
        padding: 4rem 1.5rem;
    }

    .section-title {
        font-size: clamp(2rem, 4vw, 2.5rem);
        margin-bottom: 2rem;
    }

    .promise-lead {
        font-size: clamp(1.4rem, 2vw, 1.6rem);
        margin-bottom: 1.5rem;
        padding: 0 1rem;
    }

    .promise-intro {
        font-size: 1.1rem;
        padding: 0 1rem;
    }
}