:root {
    --bg-color: #0f1115;
    --card-bg: rgba(255, 255, 255, 0.05);
    --primary-color: #00ff88;
    --primary-dim: rgba(0, 255, 136, 0.1);
    --secondary-color: #60a5fa;
    --text-main: #ffffff;
    --text-muted: #9ca3af;
    --gradient-main: linear-gradient(135deg, #00ff88 0%, #60a5fa 100%);
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Noto Sans KR', sans-serif;
    --glass-border: 1px solid rgba(255, 255, 255, 0.1);
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Background Glob Effect */
.background-glob {
    position: fixed;
    top: -20%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.15) 0%, transparent 70%);
    filter: blur(80px);
    z-index: -1;
    animation: blob-bounce 10s infinite alternate;
}

@keyframes blob-bounce {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-50px, 50px); }
}

/* Navbar */
.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    position: fixed;
    width: 100%;
    top: 0;
    backdrop-filter: blur(10px);
    border-bottom: var(--glass-border);
    z-index: 1000;
}

.logo {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.5rem;
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 2rem;
    font-weight: 500;
    transition: color 0.3s;
}

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

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 10%;
    padding-top: 80px; /* Navbar height */
    gap: 2rem;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.badge {
    background: var(--primary-dim);
    color: var(--primary-color);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 1.5rem;
}

h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--gradient-main);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero p {
    color: var(--text-muted);
    font-size: 1.2rem;
    margin-bottom: 2.5rem;
}

.cta-group {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn.primary {
    background: var(--gradient-main);
    color: #000;
    border: none;
}

.btn.primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 255, 136, 0.2);
}

.btn.secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: var(--glass-border);
}

.btn.secondary:hover {
    background: rgba(255, 255, 255, 0.2);
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.hero-image img {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
    border: var(--glass-border);
}

/* Sections */
.section {
    padding: 6rem 10%;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.section-header p {
    color: var(--text-muted);
}

/* Glass Card */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: var(--glass-border);
    border-radius: 16px;
    padding: 2rem;
    overflow: hidden;
}

/* Video */
.video-container video {
    width: 100%;
    border-radius: 8px;
    display: block;
}

/* PPT Placeholder */
.ppt-container {
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.icon-box {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.placeholder-ppt h3 {
    margin-bottom: 1rem;
}

.placeholder-ppt p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

/* Workflow */
.workflow-container {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.workflow-info {
    text-align: center;
}

.workflow-viz {
    background: rgba(0,0,0,0.3);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
}

.code-block {
    text-align: left;
    background: #000;
    padding: 1rem;
    border-radius: 8px;
    overflow-x: auto;
    font-family: 'Fira Code', monospace;
    font-size: 0.9rem;
    margin-bottom: 2rem;
    border: 1px solid #333;
}

/* Footer */
footer {
    padding: 2rem 10%;
    text-align: center;
    border-top: var(--glass-border);
    margin-top: 4rem;
    color: var(--text-muted);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

footer a {
    color: var(--text-main);
    text-decoration: none;
}

@media (max-width: 768px) {
    .navbar {
        padding: 1rem 5%;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding-top: 120px;
    }

    .cta-group {
        justify-content: center;
    }

    .hero-content {
        margin-bottom: 3rem;
    }

    footer {
        flex-direction: column;
        gap: 1rem;
    }
}
/* Workflow & Team Enhancements */
.full-width-img {
    width: 100%;
    border-radius: 8px;
    margin-bottom: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.workflow-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    text-align: left;
}

.logic-step {
    background: rgba(255, 255, 255, 0.03);
    padding: 1.5rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s;
}

.logic-step:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary-color);
}

.logic-step h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.logic-step ul {
    list-style-position: inside;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.team-member {
    background: rgba(0, 0, 0, 0.2);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: all 0.3s ease;
}

.team-member:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
}

.team-member h4 {
    font-size: 1.2rem;
    margin-bottom: 0.2rem;
    color: var(--text-main);
}

.team-member .role {
    display: block;
    font-size: 0.8rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.team-member p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.5;
}

@media (max-width: 768px) {
    .workflow-details {
        grid-template-columns: 1fr;
    }
}