/* ===== 全局重置 & 基础 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 粉色主色调 */
    --pink-50: #fce4ec;
    --pink-100: #f8bbd0;
    --pink-200: #f48fb1;
    --pink-300: #f06292;
    --pink-400: #ec407a;
    --pink-500: #e91e63;
    --pink-600: #d81b60;
    --pink-700: #c2185b;
    --pink-800: #ad1457;
    --pink-900: #880e4f;

    --bg: #fef6f8;              /* 极浅粉背景 */
    --card-bg: #ffffff;
    --text-primary: #2d1b22;    /* 深粉灰 */
    --text-secondary: #5a3d47;
    --text-muted: #9a7a84;
    --border-light: #f5d6df;    /* 淡粉边框 */
    --shadow: 0 2px 12px rgba(200, 50, 100, 0.06);

    /* ★ 字体变量（可自由更改） */
    --font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
}

body {
    font-family: var(--font-family);
    background-color: var(--bg);
    color: var(--text-primary);
    display: flex;
    justify-content: center;
    padding: 2rem 1.2rem;
    line-height: 1.7;
}

.container {
    max-width: 720px;
    width: 100%;
    background: var(--card-bg);
    padding: 2.2rem 2.5rem;
    border: 1px solid var(--border-light);
    border-radius: 4px;
    box-shadow: var(--shadow);
}

/* ===== 头部 ===== */
.site-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 1.2rem;
    border-bottom: 2px solid var(--border-light);
}

.site-header h1 {
    font-size: 3.2rem;
    font-weight: 700;
    color: var(--pink-800);
    letter-spacing: -0.02em;
}
.site-header h1 span {
    color: var(--pink-500);
}

.site-header .sub {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
    font-weight: 400;
}

.site-header .badge {
    display: inline-block;
    background: var(--pink-50);
    color: var(--pink-700);
    font-size: 0.8rem;
    font-weight: 600;
    padding: 0.15rem 1.2rem;
    border-radius: 20px;
    margin-top: 0.5rem;
    letter-spacing: 0.3px;
}

/* ===== 条目列表 (1. 2. 3. ...) ===== */
.entry {
    font-size: 1rem;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

.entry:last-of-type {
    border-bottom: none;
}

.entry .num {
    font-weight: 700;
    color: var(--pink-700);
    margin-right: 0.3rem;
}

.entry strong {
    color: var(--text-primary);
    font-weight: 700;
}

.entry .link-list {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.3rem 1rem;
    margin-left: 0.3rem;
}
.entry .link-list a {
    color: var(--pink-600);
    text-decoration: none;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    transition: border-color 0.2s;
}
.entry .link-list a:hover {
    border-bottom-color: var(--pink-400);
}

/* ===== 分割装饰 ===== */
.divider-light {
    height: 1px;
    background: var(--border-light);
    margin: 1.6rem 0;
}

/* ===== 日期 & 日记区 ===== */
.diary-header {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 0.2rem;
}
.diary-date {
    font-weight: 700;
    color: var(--pink-700);
    font-size: 1.1rem;
}
.diary-tag {
    font-weight: 600;
    color: var(--pink-500);
    background: var(--pink-50);
    padding: 0.1rem 1rem;
    border-radius: 20px;
    font-size: 0.8rem;
}

.diary-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--pink-700);
    margin: 1rem 0 0.5rem 0;
}

.diary-text {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-bottom: 0.8rem;
}
.diary-text strong {
    color: var(--text-primary);
}

/* ===== 更新日志 ===== */
.update-item {
    display: flex;
    gap: 1rem;
    padding: 0.3rem 0;
    font-size: 0.98rem;
    border-bottom: 1px solid var(--border-light);
}
.update-item:last-child {
    border-bottom: none;
}
.update-date {
    font-weight: 700;
    color: var(--pink-700);
    white-space: nowrap;
    min-width: 90px;
}
.update-desc {
    color: var(--text-secondary);
}

/* ===== 引用块 ===== */
.fairy-quote {
    margin: 1rem 0 0.5rem 0;
    padding: 0.6rem 1rem;
    background: var(--pink-50);
    border-left: 4px solid var(--pink-400);
    border-radius: 2px;
    font-size: 0.95rem;
    color: var(--text-secondary);
}
.fairy-quote strong {
    color: var(--pink-700);
}

/* ===== 留言板 ===== */
.guestbook {
    margin: 0.8rem 0 0.2rem 0;
}
.msg-row {
    display: flex;
    align-items: baseline;
    gap: 0.8rem 1.5rem;
    flex-wrap: wrap;
    padding: 0.2rem 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 0.98rem;
}
.msg-row:last-child {
    border-bottom: none;
}
.msg-name {
    font-weight: 700;
    color: var(--pink-700);
    min-width: 100px;
}
.msg-text {
    color: var(--text-secondary);
}
.msg-text::before {
    content: "“";
    color: var(--pink-200);
}
.msg-text::after {
    content: "”";
    color: var(--pink-200);
}

/* ===== 留言表单 (name / message) ===== */
.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem 0.8rem;
    margin-top: 1rem;
    padding-top: 0.8rem;
    border-top: 1px solid var(--border-light);
    align-items: center;
}
.form-row input {
    flex: 1 1 140px;
    padding: 0.5rem 0.8rem;
    border: 1.5px solid var(--border-light);
    border-radius: 4px;
    font-family: var(--font-family);
    font-size: 0.95rem;
    background: #ffffff;
    transition: border-color 0.2s;
    outline: none;
    min-width: 100px;
}
.form-row input:focus {
    border-color: var(--pink-400);
    box-shadow: 0 0 0 3px rgba(233, 30, 99, 0.08);
}
.form-row button {
    background: var(--pink-500);
    color: #fff;
    border: none;
    padding: 0.5rem 1.6rem;
    border-radius: 4px;
    font-family: var(--font-family);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: background 0.2s;
    flex-shrink: 0;
}
.form-row button:hover {
    background: var(--pink-600);
}

/* ===== 页脚 ===== */
.footer-note {
    text-align: center;
    font-size: 0.8rem;
    color: var(--text-muted);
    padding-top: 1.5rem;
    margin-top: 1.5rem;
    border-top: 1px solid var(--border-light);
    letter-spacing: 0.2px;
}
.footer-note a {
    color: var(--pink-500);
    text-decoration: none;
    font-weight: 500;
    cursor: pointer;
}
.footer-note a:hover {
    text-decoration: underline;
}

/* ===== 响应式 ===== */
@media (max-width: 600px) {
    body {
        padding: 0.6rem;
    }
    .container {
        padding: 1.2rem 1.2rem;
    }
    .site-header h1 {
        font-size: 2.4rem;
    }
    .update-item {
        flex-wrap: wrap;
        gap: 0.1rem;
    }
    .update-date {
        min-width: auto;
    }
    .msg-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.1rem;
    }
    .msg-name {
        min-width: auto;
    }
    .form-row {
        flex-direction: column;
        align-items: stretch;
    }
}