/* ============================================================
 *  LifeTrack 全局样式
 *  设计原则：移动端优先，CSS 变量管理主题色，响应式
 * ============================================================ */

/* ---------- CSS 变量（主题色） ---------- */
:root {
    --color-primary: #4CAF50;
    --color-primary-dark: #388E3C;
    --color-accent: #FFC107;
    --color-danger: #F44336;
    --color-info: #2196F3;
    --color-text: #333;
    --color-text-light: #888;
    --color-bg: #f7f8fa;
    --color-card: #fff;
    --color-border: #e5e7eb;
    --color-muted: #f0f0f0;
    --radius: 10px;
    --radius-sm: 6px;
    --shadow: 0 2px 6px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 6px 18px rgba(0, 0, 0, 0.1);
    --font-zh: -apple-system, BlinkMacSystemFont, "Helvetica Neue", "PingFang SC",
               "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

/* ---------- Reset ---------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body {
    font-family: var(--font-zh);
    color: var(--color-text);
    background: var(--color-bg);
    font-size: 14px;
    line-height: 1.5;
    -webkit-tap-highlight-color: transparent;
}
body { min-height: 100vh; padding-bottom: 60px; }
a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; vertical-align: middle; }
input, textarea, select, button {
    font-family: inherit;
    font-size: 14px;
    outline: none;
}
button { cursor: pointer; }

/* ---------- 页面框架 ---------- */
.page {
    max-width: 480px;
    margin: 0 auto;
    background: var(--color-bg);
    min-height: 100vh;
}
.header {
    background: var(--color-primary);
    color: #fff;
    text-align: center;
    padding: 14px 12px;
    font-size: 18px;
    font-weight: bold;
    position: sticky;
    top: 0;
    z-index: 50;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}
.header .lang-switch {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 13px;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    padding: 4px 10px;
    border-radius: 12px;
    text-decoration: none;
}
.header .lang-switch:hover { background: rgba(255, 255, 255, 0.35); text-decoration: none; }
.container {
    padding: 12px;
}

/* ---------- 卡片 ---------- */
.card {
    background: var(--color-card);
    border-radius: var(--radius);
    padding: 14px;
    box-shadow: var(--shadow);
    margin-bottom: 12px;
}
.card-title {
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
    color: var(--color-text);
}
.card-sub {
    color: var(--color-text-light);
    font-size: 12px;
}

/* ---------- 表单 ---------- */
.form-box { padding-top: 20px; }
.form-box h2 {
    text-align: center;
    margin-bottom: 20px;
    font-size: 22px;
    color: var(--color-text);
}
.form-item {
    margin-bottom: 14px;
}
.form-item label {
    display: block;
    margin-bottom: 6px;
    color: var(--color-text);
    font-weight: 500;
}
.form-item input[type=text],
.form-item input[type=password],
.form-item input[type=number],
.form-item input[type=date],
.form-item input[type=file],
.form-item textarea,
.form-item select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: #fff;
    transition: border-color 0.2s;
}
.form-item input:focus,
.form-item textarea:focus,
.form-item select:focus {
    border-color: var(--color-primary);
}
.form-item textarea { resize: vertical; min-height: 80px; }
.form-row {
    display: flex;
    align-items: center;
    gap: 10px;
}
.form-row > * { flex: 1; }

.btn-primary {
    width: 100%;
    padding: 12px;
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.2s;
}
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-primary:disabled { background: #ccc; cursor: not-allowed; }

.btn-secondary {
    background: var(--color-muted);
    color: var(--color-text);
    border: none;
    padding: 8px 14px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 13px;
}
.btn-secondary:hover { background: #e0e0e0; }
.btn-link {
    background: none;
    border: none;
    color: var(--color-primary);
    cursor: pointer;
    padding: 0;
    font-size: 13px;
}
.btn-link.danger { color: var(--color-danger); }

.text-center { text-align: center; }
.message {
    background: #E8F5E9;
    color: var(--color-primary-dark);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    text-align: center;
}
.error {
    background: #FFEBEE;
    color: var(--color-danger);
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    text-align: center;
}

/* ---------- 首页：人生进度条 ---------- */
.life-progress {
    text-align: center;
    padding: 20px 10px;
}
.life-progress .day-text {
    font-size: 16px;
    color: var(--color-text-light);
    margin-bottom: 6px;
}
.life-progress .day-num {
    font-size: 44px;
    font-weight: bold;
    color: var(--color-primary);
    line-height: 1.1;
}
.life-progress .day-unit {
    font-size: 14px;
    color: var(--color-text-light);
    margin-top: 4px;
}
.life-progress .assuming {
    font-size: 12px;
    color: var(--color-text-light);
    margin-top: 10px;
}
.progress-bar {
    width: 100%;
    height: 16px;
    background: var(--color-muted);
    border-radius: 8px;
    overflow: hidden;
    margin-top: 14px;
}
.progress-bar .fill {
    height: 100%;
    background: linear-gradient(90deg, #4CAF50, #8BC34A);
    border-radius: 8px;
    transition: width 0.6s ease;
}
.progress-bar .fill.warn { background: linear-gradient(90deg, #FF9800, #FFC107); }
.progress-bar .fill.danger { background: linear-gradient(90deg, #F44336, #FF7043); }
.progress-percent {
    margin-top: 6px;
    font-size: 12px;
    color: var(--color-text-light);
    text-align: right;
}

/* ---------- 人生格子图 ---------- */
.life-grid {
    background: #fff;
    padding: 10px;
    border-radius: var(--radius);
    margin-top: 12px;
}
.life-grid .year-row {
    display: flex;
    align-items: center;
    margin-bottom: 4px;
}
.life-grid .year-label {
    width: 36px;
    font-size: 11px;
    color: var(--color-text-light);
    text-align: right;
    padding-right: 6px;
}
.life-grid .week-cells {
    display: grid;
    grid-template-columns: repeat(52, 1fr);
    gap: 1px;
    flex: 1;
}
.life-grid .cell {
    aspect-ratio: 1;
    background: var(--color-muted);
    border-radius: 1px;
    cursor: default;
}
.life-grid .cell.past { cursor: pointer; }
.life-grid .cell.past:hover { transform: scale(1.4); z-index: 2; }
.life-grid .cell.has-log::after {
    content: '';
    position: relative;
    display: block;
    width: 4px;
    height: 4px;
    background: var(--color-accent);
    border-radius: 50%;
    margin: 1px auto 0;
}
.life-grid .cell.today {
    outline: 2px solid var(--color-accent);
    animation: pulse 1.6s infinite;
}
@keyframes pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(255, 193, 7, 0.6); }
    50% { box-shadow: 0 0 0 4px rgba(255, 193, 7, 0); }
}
.life-grid-legend {
    display: flex;
    gap: 10px;
    font-size: 11px;
    color: var(--color-text-light);
    margin-top: 8px;
    flex-wrap: wrap;
}
.life-grid-legend .item {
    display: flex;
    align-items: center;
    gap: 4px;
}
.life-grid-legend .swatch {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    display: inline-block;
}

/* ---------- 底部导航 ---------- */
.footer-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: #fff;
    border-top: 1px solid var(--color-border);
    display: flex;
    z-index: 100;
    max-width: 480px;
    margin: 0 auto;
}
.footer-nav .nav-item {
    flex: 1;
    text-align: center;
    padding: 10px 0;
    color: var(--color-text-light);
    text-decoration: none;
    font-size: 12px;
}
.footer-nav .nav-item.active {
    color: var(--color-primary);
}
.footer-nav .nav-item .icon {
    display: block;
    font-size: 20px;
    margin-bottom: 2px;
}

/* ---------- 目标卡片 ---------- */
.goal-list { display: flex; flex-direction: column; gap: 10px; }
.goal-card {
    background: #fff;
    padding: 12px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.goal-card .row1 {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
}
.goal-card .title {
    font-weight: bold;
    font-size: 15px;
}
.goal-card .badge {
    font-size: 11px;
    padding: 2px 8px;
    border-radius: 10px;
}
.goal-card .badge.doing { background: #E3F2FD; color: #1976D2; }
.goal-card .badge.done { background: #E8F5E9; color: #388E3C; }
.goal-card .progress-text {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    color: var(--color-text-light);
    margin-bottom: 6px;
}
.goal-card .progress-bar { margin-top: 0; height: 10px; }
.goal-card .actions {
    display: flex;
    gap: 6px;
    margin-top: 10px;
    flex-wrap: wrap;
}
.goal-card .actions form { display: inline-flex; }
.goal-card .actions button,
.goal-card .actions a {
    border: 1px solid var(--color-border);
    background: #fff;
    color: var(--color-text);
    border-radius: var(--radius-sm);
    padding: 5px 10px;
    font-size: 12px;
    cursor: pointer;
    text-decoration: none;
}
.goal-card .actions .danger { color: var(--color-danger); }
.goal-card .actions .primary { color: var(--color-primary); border-color: var(--color-primary); }

/* ---------- 大厅 ---------- */
.hall-card {
    background: #fff;
    padding: 12px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    margin-bottom: 10px;
    cursor: pointer;
}
.hall-card .meta {
    font-size: 12px;
    color: var(--color-text-light);
    margin-bottom: 6px;
}
.hall-card .meta .nick { color: var(--color-info); font-weight: 500; }
.hall-card .stats {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: var(--color-text-light);
    margin-top: 8px;
}

/* ---------- Tabs ---------- */
.tabs {
    display: flex;
    margin-bottom: 12px;
    background: var(--color-muted);
    border-radius: var(--radius-sm);
    overflow: hidden;
}
.tabs .tab {
    flex: 1;
    padding: 8px;
    text-align: center;
    cursor: pointer;
    color: var(--color-text);
    text-decoration: none;
}
.tabs .tab.active {
    background: var(--color-primary);
    color: #fff;
}

/* ---------- 日记列表 ---------- */
.log-list { display: flex; flex-direction: column; gap: 8px; }
.log-item {
    background: #fff;
    padding: 12px;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}
.log-item .log-date {
    font-size: 12px;
    color: var(--color-primary);
    margin-bottom: 4px;
}
.log-item .log-content {
    color: var(--color-text);
    white-space: pre-wrap;
    word-break: break-word;
}
.log-item .log-actions {
    margin-top: 8px;
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ---------- 浮动帮助按钮 ---------- */
.float-help-btn {
    position: fixed;
    bottom: 80px;
    right: 16px;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    box-shadow: var(--shadow-lg);
    z-index: 20;
    font-size: 22px;
    font-weight: bold;
}

/* ---------- 响应式 ---------- */
@media (max-width: 480px) {
    .life-grid .year-label { width: 30px; font-size: 10px; }
}
@media (min-width: 768px) {
    body { background: #ececec; }
    .page { box-shadow: 0 0 20px rgba(0, 0, 0, 0.05); }
}