:root {
    --bg-color: #ffffff;
    --text-color: #000000;
    --border-color: #e0e0e0;
}

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

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav {
    display: flex;
    gap: 2rem;
}

.nav a {
    text-decoration: none;
    color: var(--text-color);
    font-size: 0.9rem;
    font-weight: 500;
}

.nav a:hover {
    text-decoration: underline;
}

/* Hero */
.hero-minimal {
    border-bottom: 1px solid var(--border-color);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 80vh;
}

.hero-text {
    padding: 6rem 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-right: 1px solid var(--border-color);
}

.hero-text h1 {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1;
    margin-bottom: 3rem;
    letter-spacing: -0.03em;
}

.hero-text p {
    font-size: 1.25rem;
    max-width: 400px;
    color: #444;
}

/* Placeholders */
.placeholder-container {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: #f5f5f5;
}

.placeholder-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Content block */
.content-block {
    border-bottom: 1px solid var(--border-color);
}

.info-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.info-item {
    border-right: 1px solid var(--border-color);
}
.info-item:last-child {
    border-right: none;
}

.info-item h2 {
    font-size: 1.5rem;
    padding: 2rem 2rem 0.5rem 2rem;
    font-weight: 600;
}

.info-item p {
    padding: 0 2rem 2rem 2rem;
    color: #444;
}

.aspect-square {
    aspect-ratio: 1 / 1;
    border-bottom: 1px solid var(--border-color);
}

/* Shop Teaser */
.shop-teaser {
    position: relative;
}

.aspect-wide {
    aspect-ratio: 21 / 9;
}

.shop-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-solid {
    background-color: var(--text-color);
    color: var(--bg-color);
    text-decoration: none;
    padding: 1rem 3rem;
    font-weight: 600;
    font-size: 1.1rem;
    transition: background-color 0.2s;
}

.btn-solid:hover {
    background-color: #333;
}

/* Footer */
.footer {
    padding: 2rem;
    text-align: center;
    font-size: 0.85rem;
    color: #666;
}

/* Shop Minimalist */
.shop-minimal {
    border-bottom: 1px solid var(--border-color);
}

.shop-intro {
    padding: 6rem 2rem;
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

.shop-intro h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 500;
    margin-bottom: 1rem;
    letter-spacing: -0.02em;
}

.shop-intro p {
    color: #666;
    font-size: 1rem;
}

.minimal-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

.minimal-product {
    display: block;
    text-decoration: none;
    color: var(--text-color);
    border-right: 1px solid var(--border-color);
    transition: background-color 0.2s;
}

.minimal-product:last-child {
    border-right: none;
}

.minimal-product:hover {
    background-color: #fafafa;
}

.minimal-img {
    aspect-ratio: 1 / 1;
    border-bottom: 1px solid var(--border-color);
    padding: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.minimal-img img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%) contrast(1.5);
    mix-blend-mode: multiply;
}

.minimal-meta {
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 500;
}

.minimal-title {
    color: #000;
}

.minimal-price {
    color: #666;
}

/* Mission Minimalist */
.mission-minimal {
    border-bottom: 1px solid var(--border-color);
}

.mission-log {
    display: flex;
    flex-direction: column;
}

.log-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-bottom: 1px solid var(--border-color);
}

.log-row:last-child {
    border-bottom: none;
}

.log-row .log-image {
    border-right: 1px solid var(--border-color);
    aspect-ratio: 4 / 3;
    padding: 0;
}

.log-row .log-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
}

.log-details {
    padding: 4rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.log-meta {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 500;
    color: #666;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.log-details h2 {
    font-size: 2rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}

.log-details p {
    font-size: 1.1rem;
    color: #444;
}

/* Diaries Minimalist */
.diaries-minimal {
    padding: 6rem 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

.diaries-title {
    font-size: clamp(3rem, 5vw, 4rem);
    font-weight: 500;
    letter-spacing: -0.02em;
    margin-bottom: 4rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
}

.diary-item {
    display: grid;
    grid-template-columns: 2fr 5fr;
    gap: 4rem;
    padding: 4rem 0;
    border-bottom: 1px solid var(--border-color);
    align-items: start;
    text-decoration: none;
    color: var(--text-color);
    transition: opacity 0.2s;
}

.diary-item:hover {
    opacity: 0.7;
}

.diary-item:last-child {
    border-bottom: none;
}

.diary-item-meta {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.85rem;
    font-weight: 500;
    color: #666;
}

.diary-item-content h2 {
    font-size: 2rem;
    font-weight: 500;
    margin: 0 0 1rem 0;
    letter-spacing: -0.02em;
}

.diary-item-content p {
    font-size: 1.1rem;
    color: #444;
}

.diary-item-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #f5f5f5;
    margin-top: 2rem;
}

.diary-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
}

@media (max-width: 900px) {
    .hero-grid, .info-grid {
        grid-template-columns: 1fr;
    }
    .hero-text {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        padding: 4rem 2rem;
    }
    .info-item {
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
    .info-item:last-child {
        border-bottom: none;
    }
}