/* ============================================================
 *  设置页面样式
 *  设计理念：古卷丹青风格，与现有页面保持一致
 *  包含：主题选择器、设置项列表、保存按钮
 * ============================================================ */

/* ===== 页面容器 ===== */
#page-settings {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 0;
    overflow-y: auto;
    padding-bottom: 12px;
}

/* ===== 页面标题 ===== */
.settings-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 4px 8px;
    border-bottom: 1px solid var(--ink-border);
    flex-shrink: 0;
}
.settings-header-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--gold-foil-light);
}
.settings-header-title::before {
    content: '⚙️ ';
    font-size: 15px;
}
.settings-header-sub {
    font-size: 12px;
    color: var(--paper-muted);
    margin-left: auto;
}

/* ===== 设置分组卡片 ===== */
.settings-group {
    background: var(--ink-surface);
    border: 1px solid var(--ink-border);
    border-radius: var(--radius-lg);
    padding: 14px;
    backdrop-filter: blur(6px);
}
.settings-group-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--gold-foil);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 6px;
}
.settings-group-title::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 14px;
    background: linear-gradient(180deg, var(--gold-foil), var(--gold-foil-light));
    border-radius: 2px;
}
.settings-group-desc {
    font-size: 12px;
    color: var(--paper-muted);
    margin-top: -6px;
    margin-bottom: 12px;
    line-height: 1.5;
}

/* ===== 主题选择器 ===== */
.theme-selector {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}
.theme-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 10px 6px;
    border: 1.5px solid var(--ink-border);
    border-radius: var(--radius);
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--ink-elevated);
    position: relative;
}
.theme-item:hover {
    border-color: var(--gold-foil);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}
.theme-item.active {
    border-color: var(--gold-foil-light);
    box-shadow: 0 0 0 2px var(--gold-foil-dim), var(--shadow);
}
.theme-item.active::after {
    content: '✓';
    position: absolute;
    top: 4px;
    right: 6px;
    font-size: 12px;
    color: var(--gold-foil-light);
    font-weight: bold;
}

/* 主题色块预览 */
.theme-preview {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    position: relative;
    overflow: hidden;
    border: 2px solid var(--ink-border);
    box-shadow: inset 0 2px 4px color-mix(in srgb, var(--ink) 20%, transparent);
}
.theme-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 60%;
    height: 100%;
    background: inherit;
    filter: brightness(1.2);
}
.theme-preview::after {
    content: '';
    position: absolute;
    bottom: 4px;
    right: 4px;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--accent-color, var(--gold-foil));
    box-shadow: 0 0 6px var(--accent-color, var(--gold-foil));
}

/* 各主题的预览色（通过 data-theme 属性设置） */
.theme-preview[data-theme="inkgold"] {
    background: linear-gradient(135deg, var(--ink) 0%, var(--ink-elevated) 100%);
    --accent-color: #c8a870;
}
.theme-preview[data-theme="cloudblue"] {
    background: linear-gradient(135deg, #eef3f8 0%, #ffffff 100%);
    --accent-color: #5a8db8;
}
.theme-preview[data-theme="paper"] {
    background: linear-gradient(135deg, #f0e6d2 0%, #faf2e0 100%);
    --accent-color: #a07840;
}
.theme-preview[data-theme="bamboo"] {
    background: linear-gradient(135deg, #141e18 0%, #1e2c24 100%);
    --accent-color: #7ab878;
}
.theme-preview[data-theme="cinnabar"] {
    background: linear-gradient(135deg, #1e1410 0%, #301e18 100%);
    --accent-color: #e0a050;
}
.theme-preview[data-theme="purple"] {
    background: linear-gradient(135deg, #181420 0%, #262030 100%);
    --accent-color: #a888d0;
}

/* 主题名称 */
.theme-name {
    font-size: 13px;
    color: var(--paper);
    font-weight: 500;
}
.theme-item.active .theme-name {
    color: var(--gold-foil-light);
}
.theme-category {
    font-size: 10px;
    color: var(--paper-muted);
    margin-top: -4px;
}

/* ===== 设置项列表 ===== */
.settings-list {
    display: flex;
    flex-direction: column;
    gap: 1px;
    background: var(--ink-border);
    border-radius: var(--radius);
    overflow: hidden;
}
.setting-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 14px;
    background: var(--ink-surface);
    gap: 12px;
}
.setting-item:hover {
    background: var(--ink-elevated);
}
.setting-item + .setting-item {
    border-top: 1px solid var(--ink-border);
}
.setting-label {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}
.setting-label-text {
    font-size: 14px;
    color: var(--paper);
}
.setting-label-desc {
    font-size: 11px;
    color: var(--paper-muted);
}
.setting-control {
    flex-shrink: 0;
}

/* 开关按钮 */
.switch-toggle {
    width: 40px;
    height: 22px;
    background: var(--ink-elevated);
    border: 1px solid var(--ink-border);
    border-radius: 11px;
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
}
.switch-toggle::after {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--paper-muted);
    transition: all 0.2s ease;
}
.switch-toggle.active {
    background: var(--gold-foil-dim);
    border-color: var(--gold-foil);
}
.switch-toggle.active::after {
    left: 20px;
    background: var(--gold-foil-light);
    box-shadow: 0 0 6px var(--gold-foil-glow);
}

/* ===== 保存按钮区域 ===== */
.settings-footer {
    margin-top: auto;
    padding-top: 8px;
    flex-shrink: 0;
}
.settings-save-btn {
    width: 100%;
    padding: 12px;
    background: linear-gradient(135deg, var(--gold-foil), var(--gold-foil-light));
    color: var(--ink);
    border: none;
    border-radius: var(--radius);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 0 2px 10px var(--gold-foil-glow);
}
.settings-save-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px var(--gold-foil-glow);
}
.settings-save-btn:active {
    transform: translateY(0);
}
.settings-save-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}
.settings-save-btn.saving {
    opacity: 0.8;
    pointer-events: none;
}

/* 保存提示文字 */
.settings-save-hint {
    text-align: center;
    font-size: 11px;
    color: var(--paper-muted);
    margin-top: 8px;
}

/* ===== 退出账号按钮 ===== */
.settings-logout-btn {
    width: 100%;
    padding: 11px;
    background: transparent;
    color: #c96a5a;
    border: 1px solid color-mix(in srgb, #c96a5a 45%, transparent);
    border-radius: var(--radius);
    font-size: 14px;
    font-weight: 600;
    font-family: var(--font-title);
    letter-spacing: 0.08em;
    cursor: pointer;
    transition: all 0.2s ease;
}
.settings-logout-btn:hover {
    background: color-mix(in srgb, #c96a5a 10%, transparent);
    border-color: #c96a5a;
}
.settings-logout-btn:active {
    transform: translateY(1px);
}

/* ===== 成功保存动画提示 ===== */
.settings-save-success {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--ink-elevated);
    border: 1px solid var(--gold-foil);
    border-radius: var(--radius-lg);
    width: auto;
    max-width: calc(100vw - 32px);
    box-sizing: border-box;
    padding: 20px 24px;
    color: var(--gold-foil-light);
    font-size: 14px;
    line-height: 1.45;
    letter-spacing: 0;
    word-break: break-word;
    overflow-wrap: anywhere;
    text-align: center;
    z-index: 9999;
    box-shadow: var(--shadow);
    animation: settingsFadeInOut 1.5s ease forwards;
    pointer-events: none;
}
@keyframes settingsFadeInOut {
    0%   { opacity: 0; transform: translate(-50%, -40%); }
    20%  { opacity: 1; transform: translate(-50%, -50%); }
    80%  { opacity: 1; transform: translate(-50%, -50%); }
    100% { opacity: 0; transform: translate(-50%, -60%); }
}