@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&family=Noto+Sans+JP:wght@400;700&display=swap');

:root {
    --bg-color: #fdfbf7;
    --surface-color: #ffffff;
    --border-color: #eee0d5;
    --accent-color: #ff6b6b;
    --accent-secondary: #ff9f43;
    --accent-glow: rgba(255, 107, 107, 0.15);
    --text-primary: #2d3436;
    --text-secondary: #636e72;
    --transition-speed: 0.3s;
}

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

body {
    font-family: 'Outfit', 'Noto+Sans+JP', sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
}

/* Background Elements */
.bg-blobs {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.blob {
    position: absolute;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 159, 67, 0.1) 0%, transparent 70%);
    filter: blur(50px);
    border-radius: 50%;
    animation: move 25s infinite alternate;
}

@keyframes move {
    from { transform: translate(-10%, -10%) rotate(0deg); }
    to { transform: translate(15%, 15%) rotate(180deg); }
}

/* Layout */
header {
    padding: 1.5rem 10%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(253, 251, 247, 0.8);
    backdrop-filter: blur(15px);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid var(--border-color);
}

.logo {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo span {
    color: var(--accent-color);
    background: linear-gradient(135deg, var(--accent-color), var(--accent-secondary));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

nav a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 2rem;
    font-size: 1rem;
    font-weight: 600;
    transition: var(--transition-speed);
}

nav a:hover {
    color: var(--accent-color);
}

/* Hero */
.hero {
    padding: 6rem 10% 4rem;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.hero h1 span {
    display: block;
    font-size: 1.2rem;
    color: var(--accent-color);
    text-transform: uppercase;
    letter-spacing: 0.3em;
    margin-bottom: 0.5rem;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 2rem;
}

/* Blog Grid */
.container {
    padding: 2rem 10% 6rem;
    max-width: 1400px;
    margin: 0 auto;
}

.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 3rem;
}

.card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    cursor: pointer;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    border-color: var(--accent-color);
}

.card-image-wrapper {
    width: 100%;
    height: 240px;
    overflow: hidden;
    position: relative;
}

.card-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s;
}

.card:hover .card-image {
    transform: scale(1.05);
}

.card-content {
    padding: 1.5rem;
}

.card-tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    background: var(--accent-glow);
    color: var(--accent-color);
    border-radius: 12px;
    font-size: 0.8rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    line-height: 1.4;
    font-weight: 700;
}

.card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--text-secondary);
    font-size: 0.85rem;
    padding-top: 1rem;
    border-top: 1px solid #f5f5f5;
}

.price {
    font-weight: 800;
    color: var(--accent-color);
    font-size: 1.1rem;
}

/* Footer */
footer {
    padding: 4rem 10%;
    text-align: center;
    background: #fff;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* Micro-animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeIn 0.8s forwards ease-out;
}

@keyframes fadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .hero h1 { font-size: 2.5rem; }
    header { padding: 1rem 5%; }
    .container { padding: 2rem 5%; }
    .grid { gap: 2rem; }
}

/* Post Page Styles */
.post-container {
    max-width: 900px;
    margin: 4rem auto;
    padding: 0 5%;
}

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

.post-header h1 {
    font-size: 3rem;
    margin: 1rem 0;
    line-height: 1.2;
    color: var(--text-primary);
}

.post-image-hero {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: 32px;
    margin-bottom: 3rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    display: block;
}

.post-meta {
    color: var(--text-secondary);
    font-size: 1rem;
    margin-bottom: 1rem;
}

.post-content {
    font-size: 1.15rem;
    line-height: 1.9;
    color: var(--text-primary);
    background: #fff;
    padding: 3rem;
    border-radius: 32px;
    border: 1px solid var(--border-color);
}

.post-content h2, .post-content h3 {
    margin: 2.5rem 0 1.5rem;
    color: var(--accent-color);
    font-weight: 700;
}

.post-content p {
    margin-bottom: 1.5rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    margin-top: 3rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition-speed);
    gap: 0.5rem;
}

.back-link:hover {
    color: var(--accent-color);
    transform: translateX(-5px);
}

@media (max-width: 768px) {
    .post-header h1 { font-size: 2rem; }
    .post-image-hero { height: 300px; }
    .post-content { padding: 2rem 1.5rem; }
}