* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

:root {
    --bg-gradient-start: #14162b;
    --bg-gradient-end: #282244;
    --text-primary: #e8e6f7;
    --text-secondary: #a8a4c4;
    --glass-bg: rgba(255, 255, 255, 0.08);
    --glass-border: rgba(255, 255, 255, 0.12);
    --btn-gradient-start: #7b61ff;
    --btn-gradient-end: #a88bff;
    --card-bg: rgba(255, 255, 255, 0.06);
    --danger: #ff6b6b;
    --success: #6bcb77;
    --tag-bg: rgba(123, 97, 255, 0.3);
    --input-bg: rgba(255, 255, 255, 0.06);
}

body.light-theme {
    --bg-gradient-start: #f7f5fc;
    --bg-gradient-end: #e9e4f8;
    --text-primary: #2c2449;
    --text-secondary: #6b6488;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(123, 97, 255, 0.15);
    --card-bg: rgba(255, 255, 255, 0.6);
    --tag-bg: rgba(123, 97, 255, 0.15);
    --input-bg: rgba(255, 255, 255, 0.8);
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    color: var(--text-primary);
    overflow-x: hidden;
}

body {
    background: radial-gradient(ellipse at top, var(--bg-gradient-start), var(--bg-gradient-end));
    min-height: 100vh;
    position: relative;
}

#particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

#app {
    position: relative;
    z-index: 1;
    max-width: 600px;
    margin: 0 auto;
    padding: 0 16px 40px;
    min-height: 100vh;
}

.page {
    display: none;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeOut {
    from { opacity: 1; }
    to { opacity: 0; }
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
}

.header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 0 16px;
}

.header-title h1 {
    font-size: 24px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.slogan {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.header h2 {
    font-size: 18px;
    font-weight: 600;
}

.header-actions {
    display: flex;
    gap: 8px;
}

.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    color: var(--text-primary);
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.2s, background 0.2s;
}

.icon-btn:active {
    transform: scale(0.95);
}

.btn-back {
    font-size: 20px;
    font-weight: bold;
}

.stats-card {
    display: flex;
    align-items: center;
    justify-content: space-around;
    padding: 20px 16px;
    margin-bottom: 20px;
}

.stat-item {
    text-align: center;
    flex: 1;
}

.stat-num {
    font-size: 28px;
    font-weight: 700;
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--glass-border);
}

.btn-primary {
    width: 100%;
    padding: 16px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 20px rgba(123, 97, 255, 0.3);
}

.btn-primary:active {
    transform: scale(0.98);
}

.btn-add {
    margin-bottom: 8px;
}

.free-tip {
    text-align: center;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.btn-secondary {
    padding: 14px 24px;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    color: var(--text-primary);
    font-size: 15px;
    cursor: pointer;
    transition: transform 0.2s;
}

.btn-secondary:active {
    transform: scale(0.98);
}

.btn-danger {
    padding: 14px 24px;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    color: white;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s;
}

.btn-danger:active {
    transform: scale(0.98);
}

.btn-text {
    width: 100%;
    padding: 12px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 14px;
    cursor: pointer;
    margin-top: 12px;
}

.btn-glass {
    padding: 14px 28px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    color: white;
    font-size: 15px;
    cursor: pointer;
    transition: transform 0.2s, background 0.2s;
}

.btn-glass:active {
    transform: scale(0.98);
}

.btn-glass-danger {
    background: rgba(255, 107, 107, 0.3);
    border-color: rgba(255, 107, 107, 0.5);
}

.section {
    margin-bottom: 20px;
}

.obsession-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    padding: 20px;
    margin-bottom: 16px;
    transition: opacity 0.5s;
}

.obsession-title {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 10px;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
    gap: 4px 10px;
}

.obsession-title-text {
    flex: 1;
    min-width: 0;
}

.obsession-target-time {
    flex-shrink: 0;
    margin-left: auto;
    font-size: 12px;
    font-weight: 400;
    color: var(--text-secondary);
    white-space: nowrap;
    margin-top: 3px;
}

.emotion-capsules {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
}

.emotion-capsule {
    padding: 4px 12px;
    border-radius: 20px;
    background: var(--tag-bg);
    font-size: 12px;
    color: var(--btn-gradient-end);
}

.countdown {
    display: flex;
    gap: 8px;
    margin-bottom: 12px;
}

.countdown-unit {
    text-align: center;
    flex: 1;
    background: rgba(123, 97, 255, 0.1);
    border-radius: 10px;
    padding: 8px 4px;
}

.countdown-num {
    font-size: 20px;
    font-weight: 700;
    color: var(--btn-gradient-start);
}

.countdown-label {
    font-size: 10px;
    color: var(--text-secondary);
}

.progress-bar {
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 8px;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--btn-gradient-start), var(--btn-gradient-end));
    border-radius: 3px;
    transition: width 0.5s;
}

.progress-text {
    font-size: 12px;
    color: var(--text-secondary);
    text-align: right;
    margin-bottom: 14px;
}

.card-actions {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.card-btn {
    flex: 1;
    min-width: 70px;
    padding: 8px 12px;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background: var(--glass-bg);
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: transform 0.2s;
}

.card-btn:active {
    transform: scale(0.96);
}

.card-btn.danger {
    color: var(--danger);
    border-color: rgba(255, 107, 107, 0.3);
}

.quote-section {
    padding: 20px;
    text-align: center;
    margin-bottom: 24px;
}

.quote-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 12px;
}

.quote-text {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.8;
    font-style: italic;
}

.btn-archive {
    width: 100%;
    margin-bottom: 30px;
}

.footer {
    padding: 20px 0;
    border-top: 1px solid var(--glass-border);
}

.privacy-tip {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.6;
    margin-bottom: 12px;
    padding: 12px;
    background: rgba(255, 193, 7, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(255, 193, 7, 0.2);
}

.disclaimer {
    font-size: 11px;
    color: var(--text-secondary);
    line-height: 1.7;
    opacity: 0.8;
}

.footer-version {
    font-size: 12px;
    color: var(--text-secondary);
    opacity: 0.5;
    text-align: center;
    margin-top: 14px;
}

.footer-beian{
	width: 100%;
	position: absolute;
	bottom: 3px;
	text-align: center;

	a {
		color: #919399;
		text-decoration: none;
	}
}

.form-container {
    padding-bottom: 40px;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
}

.required {
    color: var(--danger);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: var(--input-bg);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
    resize: none;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--btn-gradient-start);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

/* 自定义时间选择器触发框 */
.datetime-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.datetime-wrapper input {
    width: 100%;
    padding: 14px 48px 14px 14px;
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    background: var(--input-bg);
    backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-size: 15px;
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s;
    cursor: pointer;
    box-sizing: border-box;
}

.datetime-wrapper input:hover {
    border-color: var(--btn-gradient-start);
}

.datetime-wrapper input:focus {
    outline: none;
    border-color: var(--btn-gradient-start);
    box-shadow: 0 0 0 3px rgba(123, 97, 255, 0.15);
}

.datetime-wrapper input::placeholder {
    color: var(--text-secondary);
    opacity: 0.6;
}

.datetime-icon {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 18px;
    pointer-events: none;
    opacity: 0.7;
    z-index: 1;
}

/* 自定义日期时间选择器弹层 */
.dt-picker-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: none;
    align-items: flex-end;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.25s ease;
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.dt-picker-overlay.active {
    display: flex;
    opacity: 1;
}

.dt-picker {
    width: 100%;
    max-width: 420px;
    border-radius: 20px 20px 0 0;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-bottom: none;
    transform: translateY(100%);
    transition: transform 0.3s cubic-bezier(0.32, 0.72, 0, 1);
    overflow: hidden;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
}

.dt-picker-overlay.active .dt-picker {
    transform: translateY(0);
}

.dt-picker-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-bottom: 1px solid var(--glass-border);
}

.dt-picker-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
}

.dt-picker-cancel,
.dt-picker-confirm {
    background: none;
    border: none;
    font-size: 15px;
    font-family: inherit;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 8px;
    transition: background 0.15s;
}

.dt-picker-cancel {
    color: var(--text-secondary);
}

.dt-picker-cancel:hover {
    background: rgba(128, 128, 128, 0.1);
}

.dt-picker-confirm {
    color: var(--btn-gradient-start);
    font-weight: 600;
}

.dt-picker-confirm:hover {
    background: rgba(123, 97, 255, 0.1);
}

.dt-picker-body {
    padding: 16px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

/* 日历部分 */
.dt-cal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 12px;
}

.dt-cal-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    cursor: pointer;
    user-select: none;
    padding: 4px 10px;
    border-radius: 8px;
    transition: background 0.15s;
}

.dt-cal-title:hover {
    background: rgba(123, 97, 255, 0.12);
}

.dt-nav-btn {
    width: 36px;
    height: 36px;
    border: none;
    background: var(--input-bg);
    border-radius: 50%;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
    position: relative;
    font-size: 0;
}

/* 用CSS边框绘制箭头，避免字体字符基线偏移导致不居中 */
.dt-nav-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 8px;
    height: 8px;
    border-top: 2px solid currentColor;
    border-right: 2px solid currentColor;
}

#dt-prev-month::before {
    transform: translate(-50%, -50%) rotate(-135deg);
}

#dt-next-month::before {
    transform: translate(-50%, -50%) rotate(45deg);
}

.dt-nav-btn:hover {
    background: rgba(123, 97, 255, 0.15);
}

.dt-nav-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.dt-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin-bottom: 6px;
}

.dt-weekdays span {
    text-align: center;
    font-size: 12px;
    color: var(--text-secondary);
    padding: 6px 0;
    font-weight: 500;
}

.dt-days {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

.dt-day {
    aspect-ratio: 1;
    border: none;
    background: transparent;
    border-radius: 50%;
    font-size: 14px;
    color: var(--text-primary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    transition: all 0.15s;
    position: relative;
}

.dt-day:hover:not(.disabled):not(.selected) {
    background: rgba(123, 97, 255, 0.15);
}

.dt-day.today {
    color: var(--btn-gradient-start);
    font-weight: 700;
}

.dt-day.today::after {
    content: '';
    position: absolute;
    bottom: 3px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--btn-gradient-start);
}

.dt-day.selected {
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
    color: #fff;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(123, 97, 255, 0.4);
}

.dt-day.selected.today::after {
    background: #fff;
}

.dt-day.disabled {
    color: var(--text-secondary);
    opacity: 0.3;
    cursor: not-allowed;
}

.dt-day.other-month {
    opacity: 0.25;
}

/* 年份快速选择网格 */
.dt-years {
    display: none;
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
    padding: 8px 0;
}

.dt-picker-overlay.year-mode .dt-weekdays,
.dt-picker-overlay.year-mode .dt-days {
    display: none;
}

.dt-picker-overlay.year-mode .dt-years {
    display: grid;
}

.dt-year {
    height: 46px;
    border: none;
    background: transparent;
    border-radius: 10px;
    font-size: 15px;
    font-family: inherit;
    color: var(--text-primary);
    cursor: pointer;
    transition: all 0.15s;
}

.dt-year:hover {
    background: rgba(123, 97, 255, 0.15);
}

.dt-year.current {
    color: var(--btn-gradient-start);
    font-weight: 700;
}

.dt-year.selected {
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
    color: #fff;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(123, 97, 255, 0.4);
}

/* 时间滚轮部分 */
.dt-time-section {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--glass-border);
}

.dt-time-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 12px;
    text-align: center;
}

.dt-wheel-group {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.dt-wheel {
    position: relative;
    width: 64px;
    height: 160px;
    overflow: hidden;
    touch-action: none;
    -webkit-mask-image: linear-gradient(to bottom, transparent 0%, #000 30%, #000 70%, transparent 100%);
    mask-image: linear-gradient(to bottom, transparent 0%, #000 30%, #000 70%, transparent 100%);
}

.dt-wheel-items {
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    padding: 60px 0;
    transition: transform 0.2s ease-out;
    will-change: transform;
}

.dt-wheel-item {
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 20px;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color 0.15s, font-size 0.15s;
    font-family: Consolas, Monaco, monospace;
}

.dt-wheel-item.selected {
    color: var(--text-primary);
    font-size: 22px;
    font-weight: 700;
}

.dt-wheel-mask {
    position: absolute;
    left: 0;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 40px;
    border-top: 1px solid var(--glass-border);
    border-bottom: 1px solid var(--glass-border);
    background: rgba(123, 97, 255, 0.06);
    border-radius: 8px;
    pointer-events: none;
    z-index: -1;
}

.dt-wheel-sep {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    font-family: Consolas, Monaco, monospace;
}

/* PC端弹窗居中显示 */
@media (min-width: 600px) {
    .dt-picker-overlay {
        align-items: center;
    }
    .dt-picker {
        border-radius: 20px;
        border-bottom: 1px solid var(--glass-border);
        max-width: 400px;
        transform: scale(0.9) translateY(20px);
        opacity: 0;
    }
    .dt-picker-overlay.active .dt-picker {
        transform: scale(1) translateY(0);
        opacity: 1;
        transition: transform 0.25s cubic-bezier(0.32, 0.72, 0, 1), opacity 0.25s;
    }
}

.char-count {
    position: absolute;
    right: 12px;
    bottom: 12px;
    font-size: 11px;
    color: var(--text-secondary);
}

.emotion-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.emotion-tag {
    padding: 8px 18px;
    border-radius: 20px;
    background: var(--input-bg);
    border: 1px solid var(--glass-border);
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s;
    user-select: none;
}

.emotion-tag.selected {
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
    border-color: transparent;
    color: white;
}

.form-actions {
    display: flex;
    gap: 12px;
    margin-top: 30px;
}

.form-actions button {
    flex: 1;
}

.detail-container {
    padding: 24px;
    margin-bottom: 20px;
}

.detail-title {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 12px;
}

.detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 20px;
}

.detail-countdown {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    padding: 16px;
    background: rgba(123, 97, 255, 0.1);
    border-radius: 14px;
}

.detail-countdown .countdown-unit {
    background: transparent;
}

.detail-progress {
    margin-bottom: 24px;
}

.detail-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 10px;
}

.detail-content {
    font-size: 15px;
    line-height: 1.9;
    color: var(--text-primary);
    margin-bottom: 24px;
    white-space: pre-wrap;
}

.detail-letter {
    padding: 16px;
    background: rgba(123, 97, 255, 0.08);
    border-radius: 12px;
    border-left: 3px solid var(--btn-gradient-start);
    margin-bottom: 10px;
}

.detail-letter p {
    font-size: 14px;
    line-height: 1.8;
    font-style: italic;
    color: var(--text-secondary);
}

.detail-actions {
    display: flex;
    gap: 12px;
    margin-bottom: 10px;
}

.detail-actions button {
    flex: 1;
}

.archive-list {
    margin-bottom: 24px;
}

.archive-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: 18px;
    padding: 20px;
    margin-bottom: 16px;
}

.archive-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 10px;
}

.archive-meta {
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 14px;
    line-height: 1.6;
}

.archive-actions {
    display: flex;
    gap: 8px;
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state-text {
    font-size: 14px;
}

.settings-list {
    padding-bottom: 40px;
}

.setting-item {
    display: flex;
    align-items: center;
    padding: 16px 20px;
    margin-bottom: 12px;
    cursor: pointer;
    transition: transform 0.2s;
}

.setting-item:active {
    transform: scale(0.99);
}

.setting-item.danger-item {
    border-color: rgba(255, 107, 107, 0.3);
}

.setting-icon {
    font-size: 22px;
    margin-right: 14px;
}

.setting-info {
    flex: 1;
}

.setting-title {
    font-size: 15px;
    font-weight: 500;
}

.setting-desc {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.setting-arrow {
    font-size: 24px;
    color: var(--text-secondary);
    font-weight: 300;
}

.toggle-switch {
    position: relative;
    width: 48px;
    height: 28px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 28px;
    transition: 0.3s;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: 0.3s;
}

.toggle-switch input:checked + .toggle-slider {
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(20px);
}

/* 关于本工具页面 */
.about-content {
    padding: 10px 16px 40px;
}

.about-hero {
    text-align: center;
    padding: 30px 10px 24px;
}

.about-logo {
    font-size: 56px;
    line-height: 1;
    margin-bottom: 14px;
    filter: drop-shadow(0 4px 12px rgba(123, 97, 255, 0.4));
}

.about-name {
    font-size: 22px;
    font-weight: 700;
    margin: 0 0 8px;
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.about-slogan {
    font-size: 14px;
    color: var(--text-secondary);
    margin: 0;
    letter-spacing: 1px;
}

.about-card {
    padding: 20px;
    margin-bottom: 14px;
    border-radius: 16px;
}

.about-card-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.about-card p {
    font-size: 14px;
    line-height: 1.8;
    color: var(--text-primary);
    opacity: 0.85;
    margin: 0 0 10px;
}

.about-card p:last-child {
    margin-bottom: 0;
}

.about-card strong {
    color: var(--btn-gradient-start);
    font-weight: 600;
}

.about-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.about-list li {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-primary);
    opacity: 0.85;
    padding: 6px 0 6px 18px;
    position: relative;
}

.about-list li::before {
    content: '';
    position: absolute;
    left: 2px;
    top: 14px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--btn-gradient-start), var(--btn-gradient-end));
}

.about-list li span {
    font-weight: 600;
    color: var(--text-primary);
    opacity: 1;
}

.about-footer {
    text-align: center;
    padding: 20px 10px 0;
}

.about-footer p {
    font-size: 12px;
    line-height: 1.7;
    color: var(--text-secondary);
    opacity: 0.7;
    margin: 0 0 8px;
}

.about-version {
    font-size: 12px;
    color: var(--text-secondary);
    opacity: 0.5;
    margin-top: 12px;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 11000;
    padding: 20px;
    animation: fadeIn 0.2s ease;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    width: 100%;
    max-width: 360px;
    padding: 24px;
    animation: modalIn 0.3s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.9) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    text-align: center;
}

.modal-content {
    font-size: 14px;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.modal-content p {
    margin-bottom: 10px;
}

.modal-input {
    width: 100%;
    padding: 12px 14px;
    margin-top: 12px;
    border: 1px solid var(--glass-border);
    border-radius: 10px;
    background: var(--input-bg);
    color: var(--text-primary);
    font-size: 15px;
}

.modal-input:focus {
    outline: none;
    border-color: var(--btn-gradient-start);
}

.error-text {
    color: var(--danger);
    font-size: 13px;
    margin-top: 8px;
    text-align: center;
}

.modal-actions {
    display: flex;
    gap: 10px;
}

.modal-actions button {
    flex: 1;
}

.release-ceremony {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, #2d2359, #14162b);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 20px;
    overflow: hidden;
}

.release-ceremony.active {
    display: flex;
    animation: fadeIn 0.8s ease;
}

#release-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.release-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 400px;
    animation: releaseIn 1s ease 0.3s both;
}

@keyframes releaseIn {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.release-icon {
    font-size: 64px;
    margin-bottom: 20px;
    animation: float 3s ease-in-out infinite;
}

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

.release-title {
    font-size: 28px;
    font-weight: 700;
    color: white;
    margin-bottom: 8px;
}

.release-subtitle {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 30px;
}

.release-text {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.85);
    line-height: 2;
    margin-bottom: 24px;
}

.release-letter {
    padding: 16px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    border-left: 3px solid rgba(255, 255, 255, 0.5);
    margin-bottom: 30px;
    text-align: left;
}

.letter-label {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 8px;
}

.release-letter p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    font-style: italic;
}

.release-actions {
    display: flex;
    gap: 12px;
}

.release-actions button {
    flex: 1;
}

body.light-theme .release-ceremony {
    background: radial-gradient(ellipse at center, #e9e4f8, #f7f5fc);
}

body.light-theme .release-title {
    color: #2c2449;
}

body.light-theme .release-subtitle {
    color: #6b6488;
}

body.light-theme .release-text {
    color: #2c2449;
}

body.light-theme .release-letter {
    background: rgba(123, 97, 255, 0.1);
    border-left-color: var(--btn-gradient-start);
}

body.light-theme .letter-label {
    color: #6b6488;
}

body.light-theme .release-letter p {
    color: #2c2449;
}

body.light-theme .btn-glass {
    background: rgba(123, 97, 255, 0.15);
    border-color: rgba(123, 97, 255, 0.3);
    color: #2c2449;
}

@media (min-width: 600px) {
    #app {
        padding: 0 24px 40px;
    }
    
    .header-title h1 {
        font-size: 28px;
    }
    
    .obsession-card:hover,
    .archive-card:hover,
    .setting-item:hover {
        transform: translateY(-2px);
    }
    
    .card-btn:hover {
        background: rgba(123, 97, 255, 0.15);
    }
}