/* ========== 基础 ========== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg: #080812;
    --card-bg: rgba(255,255,255,0.04);
    --card-border: rgba(255,255,255,0.08);
    --text: #e8e6f0;
    --text-muted: #9898b0;
    --text-dim: #686880;
    --accent: #c9a96e;
    --accent2: #7b68ee;
    --gold: #d4af6a;
    --radius: 16px;
}

html { scroll-behavior: smooth; }

body {
    font-family: "PingFang SC", "Noto Serif SC", "STSong", "Songti SC", "Microsoft YaHei", serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.7;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--accent); text-decoration: none; }
button { cursor: pointer; border: none; font-family: inherit; }
input, textarea { font-family: inherit; }

/* ========== 星空画布 ========== */
#stars-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
}

/* ========== App 容器 ========== */
.app { position: relative; z-index: 1; }

/* ========== 屏幕切换 ========== */
.screen {
    display: none;
    min-height: 100vh;
    padding: 24px 16px;
}
.screen.active { display: flex; flex-direction: column; align-items: center; justify-content: center; }

/* ========== 首页 ========== */
.home-inner { text-align: center; max-width: 480px; }

.logo-area { margin-bottom: 32px; }
.logo-icon { font-size: 56px; margin-bottom: 16px; animation: float 4s ease-in-out infinite; }

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

.home-title {
    font-size: 36px;
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: 2px;
}
.title-line { display: block; }
.title-line.accent {
    background: linear-gradient(135deg, var(--accent), #f0d78c);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 40px;
}

.home-subtitle {
    color: var(--text-muted);
    font-size: 15px;
    margin-bottom: 36px;
    letter-spacing: 1px;
}

/* 日期输入 */
.birth-form { margin-bottom: 16px; }
.input-group {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.date-input {
    padding: 14px 20px;
    border-radius: 28px;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.05);
    color: var(--text);
    font-size: 16px;
    outline: none;
    letter-spacing: 1px;
    transition: all 0.3s;
    min-width: 200px;
}
.date-input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 4px rgba(201,169,110,0.12);
}
.date-input::-webkit-calendar-picker-indicator { filter: invert(0.8); }

.btn-go {
    padding: 14px 28px;
    border-radius: 28px;
    font-size: 16px;
    font-weight: 600;
    color: #1a1a2e;
    background: linear-gradient(135deg, var(--accent), #f0d78c);
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.3s;
    letter-spacing: 1px;
}
.btn-go:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(201,169,110,0.3); }
.btn-icon { font-size: 18px; }

.home-hint { color: var(--text-dim); font-size: 12px; }

.scroll-hint {
    margin-top: 48px;
    color: var(--text-dim);
    font-size: 13px;
}
.scroll-hint strong { color: var(--accent); }

/* ========== 加载页 ========== */
.loading-inner { text-align: center; }
.loading-icon { font-size: 64px; animation: pulse 1.2s ease-in-out infinite; margin-bottom: 16px; }

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.1); }
}

.loading-text { color: var(--text-muted); font-size: 16px; letter-spacing: 2px; }

/* ========== 报告卡片 ========== */
.result-wrap {
    width: 100%;
    max-width: 600px;
    padding: 40px 0 80px;
}

.report-card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius);
    padding: 32px 28px;
    backdrop-filter: blur(20px);
    box-shadow: 0 0 80px rgba(201,169,110,0.05);
}

.report-header {
    text-align: center;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

.report-date {
    font-size: 22px;
    font-weight: 600;
    letter-spacing: 3px;
    margin-bottom: 8px;
}

.report-badge {
    display: inline-block;
    padding: 4px 14px;
    border-radius: 12px;
    font-size: 11px;
    letter-spacing: 2px;
    color: var(--accent);
    border: 1px solid rgba(201,169,110,0.3);
}

/* 报告段落 */
.report-section {
    margin-bottom: 28px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(255,255,255,0.04);
}
.report-section:last-of-type { border-bottom: none; }

.section-label {
    font-size: 13px;
    color: var(--text-dim);
    letter-spacing: 2px;
    margin-bottom: 12px;
    text-transform: uppercase;
}

.section-sub {
    font-size: 12px;
    color: var(--text-dim);
    margin-top: 6px;
}

/* 月相展示 */
.moon-section { text-align: center; }

.moon-display {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
}

.moon-info { text-align: left; }
.moon-name { font-size: 22px; font-weight: 600; margin-bottom: 4px; }
.moon-desc { color: var(--text-muted); font-size: 13px; max-width: 240px; }
.moon-age { color: var(--text-dim); font-size: 12px; margin-top: 6px; }

/* 大数字 */
.big-number {
    font-size: 42px;
    font-weight: 700;
    letter-spacing: 2px;
    background: linear-gradient(180deg, #fff, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.chart-bar {
    height: 4px;
    border-radius: 2px;
    background: rgba(255,255,255,0.06);
    margin-top: 10px;
    overflow: hidden;
}
.chart-fill {
    height: 100%;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--accent2), var(--accent));
    transition: width 1s ease;
}

/* 生肖星座 */
.zodiac-row {
    display: flex;
    gap: 12px;
}
.zodiac-card {
    flex: 1;
    text-align: center;
    padding: 16px 8px;
    border-radius: 12px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
}
.zodiac-icon { font-size: 36px; margin-bottom: 6px; }
.zodiac-name { font-size: 16px; font-weight: 600; }
.zodiac-date { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

/* 事件列表 */
.events-list { display: flex; flex-direction: column; gap: 10px; }
.event-item {
    padding: 12px 16px;
    border-radius: 10px;
    background: rgba(255,255,255,0.02);
    border-left: 2px solid var(--accent);
    font-size: 14px;
    line-height: 1.6;
}
.event-date-inline { color: var(--accent); font-size: 12px; margin-right: 8px; }

/* 歌曲/电影列表 */
.media-list { display: flex; flex-direction: column; gap: 8px; }
.media-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    border-radius: 10px;
    background: rgba(255,255,255,0.02);
}
.media-icon { font-size: 20px; flex-shrink: 0; }
.media-info { flex: 1; min-width: 0; }
.media-title { font-size: 14px; font-weight: 500; }
.media-artist { font-size: 12px; color: var(--text-dim); }
.media-year { font-size: 11px; color: var(--text-dim); flex-shrink: 0; }

/* 时间换算 */
.time-convert {
    color: var(--text-muted);
    font-size: 14px;
    line-height: 2;
}
.time-convert em { color: var(--accent); font-style: normal; }

/* 分享 */
.share-row {
    display: flex;
    gap: 10px;
    margin-top: 28px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.06);
}
.btn-share {
    flex: 1;
    padding: 10px;
    border-radius: 20px;
    font-size: 14px;
    color: var(--text);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    transition: all 0.2s;
}
.btn-share:hover { background: rgba(255,255,255,0.1); border-color: var(--accent); }

/* 返回按钮 */
.btn-back {
    display: block;
    margin: 24px auto;
    padding: 10px 28px;
    border-radius: 20px;
    font-size: 14px;
    color: var(--text-muted);
    background: transparent;
    border: 1px solid rgba(255,255,255,0.08);
    transition: all 0.2s;
}
.btn-back:hover { color: var(--text); border-color: rgba(255,255,255,0.2); }

/* ========== 留言板 ========== */
.message-board {
    margin-top: 32px;
    padding: 28px;
    border-radius: var(--radius);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    backdrop-filter: blur(20px);
}

.msg-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}
.msg-header h3 { font-size: 18px; font-weight: 600; }
.msg-count { font-size: 13px; color: var(--text-dim); }

.msg-list { display: flex; flex-direction: column; gap: 12px; margin-bottom: 20px; max-height: 400px; overflow-y: auto; }

.msg-item {
    padding: 14px 16px;
    border-radius: 12px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.04);
}
.msg-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 6px; }
.msg-author { font-size: 14px; font-weight: 600; color: var(--accent); }
.msg-bday { font-size: 12px; color: var(--text-dim); }
.msg-time { font-size: 11px; color: var(--text-dim); margin-left: auto; }
.msg-body { font-size: 14px; color: var(--text-muted); line-height: 1.6; }

.msg-form { display: flex; flex-direction: column; gap: 10px; }
.msg-input-row { display: flex; gap: 10px; }

.msg-form input,
.msg-form textarea {
    padding: 10px 14px;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.04);
    color: var(--text);
    font-size: 14px;
    outline: none;
    transition: border-color 0.2s;
}
.msg-form input { flex: 1; }
.msg-form textarea { width: 100%; resize: vertical; min-height: 80px; }
.msg-form input:focus,
.msg-form textarea:focus { border-color: var(--accent); }

.btn-msg-submit {
    padding: 10px 24px;
    border-radius: 20px;
    font-size: 14px;
    color: #1a1a2e;
    background: linear-gradient(135deg, var(--accent), #f0d78c);
    font-weight: 600;
    align-self: flex-end;
    transition: all 0.2s;
}
.btn-msg-submit:hover { transform: translateY(-1px); }
.btn-msg-submit:disabled { opacity: 0.4; cursor: not-allowed; }

/* ========== Toast ========== */
.toast {
    position: fixed;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    padding: 10px 24px;
    border-radius: 20px;
    font-size: 13px;
    color: #fff;
    background: #1e293b;
    border: 1px solid rgba(255,255,255,0.1);
    z-index: 300;
    opacity: 0;
    transition: all 0.3s;
    pointer-events: none;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ========== 响应式 ========== */
@media (max-width: 600px) {
    .home-title { font-size: 28px; }
    .title-line.accent { font-size: 32px; }

    .report-card { padding: 24px 18px; }
    .report-date { font-size: 18px; }

    .big-number { font-size: 32px; }

    .input-group { flex-direction: column; align-items: center; }
    .date-input { width: 100%; }

    .msg-input-row { flex-direction: column; }

    .moon-display { flex-direction: column; text-align: center; }
    .moon-info { text-align: center; }
}