:root {
    --primary-color: #4d7397;
    --primary-darker: #3a5a78;
    --primary-lighter: #f0f4f8;
    --accent-color: #f59e0b;
    --text-primary: #1f2937;
    --text-secondary: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
}

* {
    font-family: 'SUIT Variable', sans-serif;
    scroll-behavior: smooth;
}

body {
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    background: #fafafa;
}

.gradient-overlay {
    background: linear-gradient(rgba(0, 0, 0, 0.5), rgba(0, 0, 0, 0.7));
}

/* Typed.js 커서 애니메이션 */
.typed-cursor {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.card-hover {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-hover:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.section-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

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

.section-header {
    position: relative;
    display: inline-block;
}

.section-header::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), transparent);
    border-radius: 2px;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
    font-weight: 500;
    padding: 12px 32px;
    border-radius: 0.5rem;
    transition: background-color 0.3s, transform 0.2s;
}

.btn-primary:hover {
    background-color: var(--primary-darker);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-weight: 500;
    padding: 12px 32px;
    border-radius: 0.5rem;
    transition: background-color 0.3s;
}

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

.accent-line {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--accent-color), transparent);
}

.table-row-hover {
    transition: background-color 0.2s ease;
}

.link-hover {
    position: relative;
}

.link-hover::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: currentColor;
    transition: width 0.3s ease;
}

.link-hover:hover::after {
    width: 100%;
}

.glass-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.number-highlight {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-darker));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}