:root {
    /* Color Palette */
    --primary-color: #0047A0;
    --primary-dark: #00306B;
    --primary-light: #0076FA;
    --accent-color: #00D1FF;
    --text-main: #1A1C1E;
    --text-muted: #64748B;
    --bg-light: #F8F9FB;
    --bg-white: #FFFFFF;
    --gold-accent: #D4AF37;
    
    /* Layout */
    --container-width: 1200px;
    --section-padding: 100px 0;
    --transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    --shadow-soft: 0 10px 30px rgba(0, 71, 160, 0.05);
    --shadow-bold: 0 20px 50px rgba(0, 0, 0, 0.1);
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Pretendard', 'Inter', sans-serif;
    color: var(--text-main);
    background-color: var(--bg-light);
    line-height: 1.6;
    overflow-x: hidden;
    word-break: keep-all;
    word-wrap: break-word;
    letter-spacing: -0.02em;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

h1, h2, h3, h4 {
    font-family: 'Outfit', 'Pretendard', sans-serif;
    font-weight: 700;
    line-height: 1.35;
    letter-spacing: -0.03em;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

/* Utilities */
.highlight {
    color: var(--primary-color);
    background: linear-gradient(120deg, rgba(0, 71, 160, 0.1) 0%, rgba(0, 71, 160, 0.1) 100%);
    background-repeat: no-repeat;
    background-size: 100% 0.3em;
    background-position: 0 88%;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.section-title p {
    color: var(--text-muted);
    font-size: 1.1rem;
}

.section-title.left {
    text-align: left;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 16px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    box-shadow: 0 8px 20px rgba(0, 71, 160, 0.2);
}

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: 0 12px 25px rgba(0, 71, 160, 0.3);
}

.btn-outline {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: white;
}

.btn-white {
    background-color: white;
    color: var(--primary-color);
}

.btn-large {
    padding: 20px 48px;
    font-size: 1.2rem;
}

.btn-glow {
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    color: white;
    box-shadow: 0 0 20px rgba(0, 118, 250, 0.4);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(0, 118, 250, 0.4); }
    70% { box-shadow: 0 0 0 20px rgba(0, 118, 250, 0); }
    100% { box-shadow: 0 0 0 0 rgba(0, 118, 250, 0); }
}

/* Header */
header {
    height: 80px;
    display: flex;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    display: flex;
    align-items: center;
    font-family: 'Pretendard', 'Outfit', sans-serif;
}

.logo .brand {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.02em;
    white-space: nowrap;
}

.logo .branch {
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--text-muted);
}

nav {
    display: flex;
    gap: 30px;
    align-items: center;
}

nav a {
    font-size: 0.95rem;
    font-weight: 600;
    transition: var(--transition);
}

nav a:hover {
    color: var(--primary-color);
}

.cta-link {
    background-color: var(--primary-color);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
}

.cta-link:hover {
    background-color: var(--primary-light);
    color: white;
}

/* Hero Section */
#hero {
    padding-top: 180px;
    padding-bottom: 140px;
    background: radial-gradient(circle at top right, #eef5ff 0%, #ffffff 50%);
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 40%;
    height: 60%;
    background: linear-gradient(135deg, rgba(0, 71, 160, 0.05) 0%, rgba(0, 118, 250, 0.1) 100%);
    border-radius: 50%;
    filter: blur(100px);
    z-index: 0;
}

.hero-content {
    max-width: 700px;
    position: relative;
    z-index: 2;
}

.badge {
    display: inline-block;
    padding: 6px 16px;
    background-color: rgba(0, 71, 160, 0.1);
    color: var(--primary-color);
    border-radius: 30px;
    font-size: 0.85rem;
    font-weight: 700;
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 24px;
    color: var(--primary-dark);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.hero-btns {
    display: flex;
    gap: 15px;
}

/* Products Section */
#products {
    padding: var(--section-padding);
    background-color: var(--bg-white);
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
}

.product-card {
    padding: 40px;
    background-color: var(--bg-light);
    border-radius: 24px;
    transition: var(--transition);
    border: 1px solid transparent;
}

.product-card:hover {
    background-color: white;
    transform: translateY(-10px);
    box-shadow: var(--shadow-soft);
    border-color: rgba(0, 71, 160, 0.1);
}

.product-card .icon {
    font-size: 3rem;
    margin-bottom: 24px;
    display: inline-block;
}

.product-card h3 {
    margin-bottom: 16px;
    font-size: 1.4rem;
}

.product-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Targets Section */
#targets {
    padding: var(--section-padding);
    background-color: #F0F4F8;
}

.target-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 80px;
    align-items: center;
}

.target-image {
    position: relative;
}

.image-box {
    width: 100%;
    min-height: 500px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    border-radius: 30px;
    box-shadow: var(--shadow-bold);
    position: relative;
    overflow: hidden;
    padding: 50px 40px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.image-box::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url('https://www.transparenttextures.com/patterns/cubes.png');
    opacity: 0.08;
    pointer-events: none;
}

.image-badge {
    display: inline-block;
    align-self: flex-start;
    color: white;
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 8px 16px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 999px;
    margin-bottom: 36px;
    backdrop-filter: blur(8px);
    position: relative;
    z-index: 1;
}

.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px 24px;
    position: relative;
    z-index: 1;
}

.stat-item {
    color: white;
    padding: 18px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-num {
    font-family: 'Outfit', sans-serif;
    font-size: 2.6rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 8px;
    letter-spacing: -0.02em;
}

.stat-num span {
    font-size: 1.4rem;
    font-weight: 600;
    opacity: 0.85;
    margin-left: 2px;
}

.stat-label {
    font-size: 0.95rem;
    font-weight: 400;
    opacity: 0.85;
    letter-spacing: -0.01em;
}

.target-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.target-list li {
    padding: 20px;
    background: white;
    border-radius: 16px;
    transition: var(--transition);
}

.target-list li:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-soft);
}

.target-list .tag {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 800;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.target-list h4 {
    margin-bottom: 8px;
    font-size: 1.2rem;
}

.target-list p {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Recruit Section */
#recruit {
    padding: var(--section-padding);
}

.recruit-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.info-card {
    padding: 60px;
    border-radius: 30px;
}

.highlight-card {
    background-color: var(--primary-dark);
    color: white;
}

.highlight-card h3 {
    font-size: 2rem;
    margin-bottom: 30px;
}

.check-list li {
    margin-bottom: 15px;
    padding-left: 30px;
    position: relative;
    font-size: 1.1rem;
}

.check-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: 900;
}

.recruit-card {
    background: linear-gradient(135deg, #f0f7ff 0%, #e0edff 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.recruit-card .label {
    color: var(--primary-color);
    font-weight: 800;
    font-size: 0.9rem;
    margin-bottom: 15px;
}

.recruit-card h3 {
    font-size: 2rem;
    margin-bottom: 20px;
}

.recruit-card p {
    margin-bottom: 30px;
    color: var(--text-muted);
    font-size: 1.1rem;
}

/* CTA Section */
#apply {
    padding: var(--section-padding);
    background-color: var(--bg-white);
}

.cta-box {
    background: linear-gradient(135deg, var(--bg-light) 0%, #ffffff 100%);
    padding: 80px 40px;
    border-radius: 50px;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: var(--shadow-soft);
}

.cta-box h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
}

.cta-box p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.cta-features {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 50px;
}

.cta-features span {
    font-weight: 600;
    color: var(--primary-dark);
}

.small-text {
    margin-top: 24px;
    font-size: 0.85rem !important;
    opacity: 0.7;
}

/* Footer */
footer {
    padding: 80px 0 40px;
    background-color: #1A1C1E;
    color: white;
}

.footer-content {
    display: flex;
    flex-direction: column;
    gap: 40px;
}

.footer-info .logo {
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.02em;
}

.footer-info p {
    opacity: 0.6;
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.footer-info .copyright a {
    color: inherit;
    text-decoration: none;
    cursor: default;
}

.footer-info .copyright a:hover {
    color: inherit;
}

.footer-notice {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    opacity: 0.4;
    font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-content h1 { font-size: 3rem; }
    .target-wrapper { grid-template-columns: 1fr; }
    .recruit-grid { grid-template-columns: 1fr; }
    .target-image { display: none; }
}

@media (max-width: 768px) {
    header nav { display: none; }
    .hero-content h1 { font-size: 2.5rem; }
    .section-title h2 { font-size: 2rem; }
    .cta-box h2 { font-size: 2rem; }
    .cta-features { flex-direction: column; gap: 10px; }
    .pc-only { display: none !important; }
    .logo .brand { font-size: 1rem; }
}

@media (max-width: 380px) {
    .logo .brand { font-size: 0.92rem; letter-spacing: -0.03em; }
}

/* Floating Chat Button */
.floating-chat {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: #FEE500; /* Kakao Yellow */
    color: #191919;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
    z-index: 9999;
    transition: var(--transition);
}

.floating-chat:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

.floating-chat .chat-icon {
    font-size: 1.8rem;
}

@media (max-width: 768px) {
    .floating-chat {
        bottom: 20px;
        right: 20px;
        width: 50px;
        height: 50px;
    }
    .floating-chat .chat-icon {
        font-size: 1.5rem;
    }
}