/* 도트 캔버스 */
#dotCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* Hero 섹션 */
.section-hero {
    background: var(--bg);
}

/* Hero는 기본 애니메이션 제외 */
.section-hero .section-content > * {
    opacity: 1;
    transform: none;
}

.hero-title {
    font-size: clamp(48px, 10vw, 100px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -2px;
}

.hero-title .line {
    display: block;
    min-height: 1.1em;
}

.hero-title .cursor {
    display: inline-block;
    width: 3px;
    height: 0.9em;
    background: var(--primary);
    margin-left: 4px;
    animation: blink 1s infinite;
    vertical-align: middle;
}

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

.hero-title .highlight {
    color: var(--primary);
    position: relative;
}

.hero-title .highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 8px;
    background: rgba(37, 99, 235, 0.2);
    z-index: -1;
    animation: highlightGrow 0.6s ease forwards;
    animation-delay: 0.3s;
}

@keyframes highlightGrow {
    to { width: 100%; }
}

.hero-desc {
    font-size: 18px;
    color: var(--text-muted);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.hero-desc .mobile-only {
    display: none;
}

.hero-desc.visible {
    opacity: 1;
}

.scroll-hint {
    position: absolute;
    bottom: 48px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: var(--text-muted);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.scroll-hint.visible {
    opacity: 1;
}

.scroll-hint i {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(8px); }
}