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

body {
    background-color: #000;
    color: #fff;
    font-family: 'Inter', 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 100;
}

.logo {
    font-weight: 900;
    font-size: 1.5rem;
    letter-spacing: 0.2rem;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: #fff;
    text-decoration: none;
    font-size: 0.8rem;
    letter-spacing: 0.1rem;
    transition: opacity 0.3s;
}

nav a:hover {
    opacity: 0.5;
}

/* Hero Section */
#hero {
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 0 2rem;
}

.reveal-text {
    font-size: clamp(5rem, 15vw, 12rem);
    font-weight: 900;
    line-height: 1;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.catchphrase {
    font-size: clamp(1rem, 3vw, 1.5rem);
    font-weight: 400;
    letter-spacing: 0.3rem;
    opacity: 0.8;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    font-size: 0.7rem;
    letter-spacing: 0.2rem;
    transform: rotate(90deg);
}

/* Content Sections */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 10rem 2rem;
}

.section-title {
    font-size: 0.8rem;
    letter-spacing: 0.5rem;
    margin-bottom: 4rem;
    color: #888;
}

.description {
    font-size: clamp(1.5rem, 4vw, 2.5rem);
    font-weight: 900;
    max-width: 800px;
}

.work-grid {
    border-top: 1px solid #333;
    padding-top: 2rem;
}

.work-item {
    font-size: 3rem;
    font-weight: 900;
    color: #222;
}