/* ============================================================
 * app.css — InnerOS 工业级纯壳样式
 * 
 * 原则：
 *   - 零硬编码模块名（不出现 .zone-daily 等）
 *   - 颜色由 [data-color] 属性驱动
 *   - 搬迁友好（无绝对路径）
 * ============================================================ */

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

:root {
    --bg: #f0f2f5;
    --card: #fff;
    --primary: #1677ff;
    --primary-hover: #4096ff;
    --success: #52c41a;
    --success-hover: #73d13d;
    --purple: #722ed1;
    --purple-hover: #9254de;
    --orange: #fa8c16;
    --orange-hover: #ffa940;
    --red: #f5222d;
    --red-hover: #ff4d4f;
    --text: #333;
    --text-sub: #888;
    --radius: 12px;
    --gap: clamp(8px, 1.5vw, 16px);
    --pad: clamp(12px, 2vw, 20px);
    --btn-pad: clamp(8px, 1.2vw, 14px) clamp(14px, 2.5vw, 24px);
    --font-base: clamp(14px, 2.2vw, 16px);
    --font-title: clamp(16px, 2.8vw, 20px);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: var(--font-base);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
}

/* ==================== 容器 ==================== */
.container {
    width: 100%;
    max-width: 960px;
    padding: clamp(16px, 3vw, 40px) clamp(12px, 2vw, 20px);
    display: flex;
    flex-direction: column;
    gap: clamp(16px, 3vw, 32px);
    flex-grow: 1;
}

/* ==================== 标题 ==================== */
h1 {
    text-align: center;
    font-size: clamp(28px, 5vw, 40px);
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--text);
    margin-bottom: clamp(8px, 2vw, 16px);
}

/* ==================== 模块容器 ==================== */
.module {
    background: var(--card);
    border-radius: var(--radius);
    padding: var(--pad);
    box-shadow: 0 1px 6px rgba(0,0,0,0.06);
    display: flex;
    flex-direction: column;
    gap: var(--gap);
}

.module__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 8px;
    border-bottom: 1px solid #eee;
}

.module__title-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.module__icon {
    font-size: 20px;
    line-height: 1;
}

.module__title {
    font-size: var(--font-title);
    font-weight: 700;
    color: var(--text);
}

.module__body {
    /* 内容区 */
}

/* ==================== 按钮网格 ==================== */
.nav-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--gap);
}

.nav-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: var(--btn-pad);
    border-radius: 8px;
    text-decoration: none;
    font-size: var(--font-base);
    font-weight: 500;
    transition: transform 0.15s, background 0.2s, box-shadow 0.2s;
    cursor: pointer;
    border: none;
    color: #fff;
    min-width: clamp(80px, 18vw, 140px);
    user-select: none;
    font-family: inherit;
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.nav-btn:active { transform: scale(0.97); }

.nav-btn__icon { font-size: 16px; line-height: 1; }
.nav-btn__label { white-space: nowrap; }

/* ==================== 颜色映射（数据驱动） ==================== */
.module[data-color="blue"]   .nav-btn { background: var(--primary); }
.module[data-color="blue"]   .nav-btn:hover { background: var(--primary-hover); }

.module[data-color="green"]  .nav-btn { background: var(--success); }
.module[data-color="green"]  .nav-btn:hover { background: var(--success-hover); }

.module[data-color="purple"] .nav-btn { background: var(--purple); }
.module[data-color="purple"] .nav-btn:hover { background: var(--purple-hover); }

.module[data-color="orange"] .nav-btn { background: var(--orange); }
.module[data-color="orange"] .nav-btn:hover { background: var(--orange-hover); }

.module[data-color="red"]    .nav-btn { background: var(--red); }
.module[data-color="red"]    .nav-btn:hover { background: var(--red-hover); }

/* ==================== 加载 & 错误 ==================== */
.loading {
    text-align: center;
    padding: 20px;
    color: var(--text-sub);
    font-size: 14px;
}
.loading::after {
    content: '...';
    animation: dots 1.2s infinite;
}
@keyframes dots {
    0%, 20% { content: '.'; }
    40%      { content: '..'; }
    60%, 100% { content: '...'; }
}

.error {
    text-align: center;
    padding: 20px;
    color: var(--red);
    font-size: 14px;
}

.empty {
    text-align: center;
    padding: 20px;
    color: var(--text-sub);
    font-size: 13px;
}

/* ==================== 鉴权弹窗 ==================== */
.auth-modal {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}
.auth-modal__overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.45);
    backdrop-filter: blur(4px);
}
.auth-modal__box {
    position: relative;
    background: #fff;
    border-radius: 16px;
    padding: 28px 32px;
    width: 340px;
    max-width: 90vw;
    box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    animation: modalIn 0.2s ease;
}
.auth-modal__box h3 {
    margin: 0 0 16px 0;
    font-size: 16px;
    font-weight: 700;
    color: #111;
    text-align: center;
}
.auth-modal__input {
    width: 100%;
    padding: 10px 14px;
    border: 1.5px solid #d1d5db;
    border-radius: 10px;
    font-size: 15px;
    outline: none;
    box-sizing: border-box;
    transition: border-color 0.15s;
    font-family: inherit;
}
.auth-modal__input:focus { border-color: var(--purple); }
.auth-modal__error {
    margin: 8px 0 0 0;
    font-size: 13px;
    color: var(--red);
    text-align: center;
}
.auth-modal__actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}
.auth-modal__cancel,
.auth-modal__confirm {
    flex: 1;
    padding: 10px 0;
    border: none;
    border-radius: 10px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.15s;
    font-family: inherit;
}
.auth-modal__cancel { background: #f3f4f6; color: #374151; }
.auth-modal__cancel:hover { background: #e5e7eb; }
.auth-modal__confirm { background: linear-gradient(135deg, var(--purple), var(--purple-hover)); color: #fff; }
.auth-modal__confirm:hover { opacity: 0.9; }
.auth-modal__confirm:disabled { opacity: 0.5; cursor: not-allowed; }

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.95); }
    to   { opacity: 1; transform: scale(1); }
}

/* ==================== 页脚 ==================== */
footer {
    width: 100%;
    max-width: 960px;
    text-align: center;
    padding: 16px;
    font-size: 0.85rem;
    color: #888;
    border-top: 1px solid #e0e0e0;
    margin-top: auto;
}
footer a { color: #007bff; text-decoration: none; margin: 0 4px; }
footer img { width: 16px; height: 16px; vertical-align: middle; margin: 0 4px; }