/* ===========================================
   暮らしのひとこま - スタイルシート
   過去のサイトの色味（パステル調）を踏襲
=========================================== */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500&family=Zen+Maru+Gothic:wght@400;500&display=swap');

/* CSS Variables */
:root {
    --color-primary: #7BAEB8;      /* 水色系メイン */
    --color-pink: #E8A5B5;         /* 淡いピンク */
    --color-green: #9BC4A0;        /* 黄緑 */
    --color-orange: #E8C49A;       /* 淡いオレンジ */
    --color-blue: #8BBAD9;         /* 明るい水色 */
    --color-bg: #FAFAF8;           /* 背景 */
    --color-bg-alt: #F0F5F3;       /* 代替背景 */
    --color-text: #4A4A4A;         /* 本文テキスト */
    --color-text-light: #6B6B6B;   /* 薄いテキスト */
    --color-border: #E0E8E5;       /* ボーダー */
    --color-white: #FFFFFF;
    --font-main: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'メイリオ', sans-serif;
    --font-accent: 'Zen Maru Gothic', 'Noto Sans JP', sans-serif;
    --max-width: 800px;
    --header-height: 120px;
}

/* Reset & Base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    font-weight: 400;
    line-height: 1.9;
    color: var(--color-text);
    background-color: var(--color-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: #5A9AA5;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
}

/* Header */
.site-header {
    background: linear-gradient(180deg, #C5E5ED 0%, #E8F4F8 100%);
    padding: 30px 20px;
    text-align: center;
    border-bottom: 3px solid var(--color-primary);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.site-title {
    font-family: var(--font-accent);
    font-size: 1.8rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    margin-bottom: 8px;
}

.site-title a {
    color: #4A7C85;
    text-decoration: none;
}

.site-title a:hover {
    color: #3A6A73;
}

.site-description {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-family: var(--font-accent);
}

/* Navigation */
.global-nav {
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-border);
    padding: 0 20px;
}

.global-nav ul {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    gap: 30px;
}

.global-nav li a {
    display: block;
    padding: 12px 0;
    font-size: 0.9rem;
    color: var(--color-text);
    border-bottom: 2px solid transparent;
}

.global-nav li a:hover,
.global-nav li a.current {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}

/* Main Content */
.main-content {
    flex: 1;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 40px 20px;
    width: 100%;
}

/* Article Styles */
article {
    background-color: var(--color-white);
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

article h2 {
    font-family: var(--font-accent);
    font-size: 1.3rem;
    font-weight: 500;
    color: #4A7C85;
    padding-bottom: 10px;
    margin-bottom: 20px;
    border-bottom: 2px solid var(--color-primary);
    position: relative;
}

article h2::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 80px;
    height: 2px;
    background-color: var(--color-pink);
}

article section {
    margin-bottom: 40px;
}

article section:last-child {
    margin-bottom: 0;
}

article p {
    margin-bottom: 1em;
    text-align: justify;
}

article p:last-child {
    margin-bottom: 0;
}

/* Profile Box */
.profile-box {
    background-color: var(--color-bg-alt);
    padding: 25px;
    border-radius: 6px;
    border-left: 4px solid var(--color-green);
}

/* Theme List */
.theme-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 15px;
    margin-bottom: 20px;
}

.theme-list li {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 15px;
    background-color: var(--color-bg);
    border-radius: 4px;
}

.theme-icon {
    font-size: 0.6rem;
}

.theme-icon.pink { color: var(--color-pink); }
.theme-icon.green { color: var(--color-green); }
.theme-icon.orange { color: var(--color-orange); }
.theme-icon.blue { color: var(--color-blue); }

.theme-text {
    font-size: 0.95rem;
}

.theme-note {
    font-size: 0.9rem;
    color: var(--color-text-light);
    text-align: center;
    margin-top: 15px;
}

/* Article List */
.article-list li {
    border-bottom: 1px solid var(--color-border);
}

.article-list li:last-child {
    border-bottom: none;
}

.article-list a {
    display: flex;
    flex-direction: column;
    padding: 15px 10px;
    color: var(--color-text);
    transition: background-color 0.2s ease;
}

.article-list a:hover {
    background-color: var(--color-bg-alt);
}

.article-date {
    font-size: 0.8rem;
    color: var(--color-text-light);
    margin-bottom: 5px;
}

.article-title {
    font-size: 1rem;
}

/* Single Article Page */
.article-header {
    margin-bottom: 30px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--color-border);
}

.article-header h1 {
    font-family: var(--font-accent);
    font-size: 1.5rem;
    font-weight: 500;
    color: #4A7C85;
    line-height: 1.6;
    margin-bottom: 15px;
}

.article-meta {
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.article-body h2 {
    margin-top: 40px;
}

.article-body p {
    font-size: 1rem;
    line-height: 2;
}

/* Back Link */
.back-link {
    display: inline-block;
    margin-top: 40px;
    padding: 10px 20px;
    background-color: var(--color-bg-alt);
    border-radius: 4px;
    font-size: 0.9rem;
    color: var(--color-text);
}

.back-link:hover {
    background-color: var(--color-border);
    color: var(--color-text);
}

/* Footer */
.site-footer {
    background-color: #E8F0ED;
    padding: 25px 20px;
    text-align: center;
    margin-top: auto;
}

.copyright {
    font-size: 0.8rem;
    color: var(--color-text-light);
}

/* Responsive */
@media (max-width: 600px) {
    .site-header {
        padding: 20px 15px;
    }
    
    .site-title {
        font-size: 1.4rem;
    }
    
    article {
        padding: 25px 20px;
    }
    
    .theme-list {
        grid-template-columns: 1fr;
    }
    
    .article-header h1 {
        font-size: 1.3rem;
    }
}