/* Index Page Specific Styles */

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-navy-dark) 100%);
    color: var(--white); padding: 100px 40px 140px;
    display: flex; justify-content: center; align-items: center;
    position: relative; overflow: hidden;
}
.hero-section::before {
    content: ''; position: absolute; top: -50px; right: -50px; width: 300px; height: 300px;
    background: radial-gradient(circle, rgba(255,107,0,0.2) 0%, rgba(255,107,0,0) 70%);
    border-radius: 50%;
}
.hero-container {
    max-width: 1200px; width: 100%; display: flex; align-items: center; justify-content: space-between; z-index: 1;
}
.hero-content { max-width: 50%; }
.hero-title { font-size: 54px; font-weight: 800; line-height: 1.2; margin-bottom: 24px; }
.hero-highlight { color: var(--primary-orange); }
.hero-desc { font-size: 20px; margin-bottom: 40px; opacity: 0.9; }
.hero-cta-group {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}
.btn-hero {
    display: inline-block; background-color: var(--primary-orange); color: var(--white);
    padding: 18px 40px; border-radius: 40px; font-size: 18px; font-weight: 700;
    box-shadow: 0 10px 20px rgba(255, 107, 0, 0.3); transition: all 0.3s;
}
.btn-hero:hover {
    background-color: var(--primary-orange-light); transform: translateY(-3px);
    box-shadow: 0 15px 25px rgba(255, 107, 0, 0.4);
}
.hero-image {
    width: 45%;
    max-width: 500px;
    height: auto;
    display: block;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
}

/* Features Section */
.features-section {
    padding: 100px 40px; background-color: var(--bg-light); position: relative;
    margin-top: -80px;
    z-index: 10;
}
.section-container { max-width: 1200px; margin: 0 auto; }
.section-title {
    text-align: center; font-size: 36px; font-weight: 800; color: var(--primary-navy);
    margin-bottom: 60px;
}
.section-title span { color: var(--primary-orange); }

.features-grid {
    display: grid; grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 30px;
}
.feature-card {
    background-color: var(--white); padding: 40px; border-radius: 24px;
    box-shadow: var(--shadow-sm); transition: all 0.3s; border: 1px solid transparent;
    display: flex; flex-direction: column; align-items: flex-start;
}
.feature-card:hover {
    transform: translateY(-10px); box-shadow: var(--shadow-md);
    border-color: rgba(255, 107, 0, 0.2);
}
.feature-icon {
    width: 60px; height: 60px; background-color: rgba(255, 107, 0, 0.1);
    color: var(--primary-orange); border-radius: 16px; display: flex;
    align-items: center; justify-content: center; font-size: 30px; margin-bottom: 24px;
}
.feature-title { font-size: 22px; font-weight: 700; margin-bottom: 12px; color: var(--text-main); }
.feature-desc { color: var(--text-sub); font-size: 16px; line-height: 1.6; }

/* 諛섏쓳??紐⑤컮???ㅼ젙 */
@media (max-width: 992px) {
    .hero-container { flex-direction: column; text-align: center; }
    .hero-content { max-width: 100%; margin-bottom: 50px; }
    .hero-cta-group { justify-content: center; }
    .hero-image { width: 80%; height: auto; }
    .hero-title { font-size: 42px; }
    header > nav { display: none; }
    .features-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
    .features-grid { grid-template-columns: 1fr; }
}