/* ============================================================
   EyuBox — 极简主义风格样式（二期）
   ============================================================ */

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
    --bg:        #f8f9fa;
    --card-bg:   #ffffff;
    --text:      #212529;
    --text-muted:#6c757d;
    --primary:   #4361ee;
    --primary-h: #3a56d4;
    --danger:    #e63946;
    --danger-h:  #c5303c;
    --border:    #dee2e6;
    --shadow:    0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.08);
    --shadow-h:  0 8px 24px rgba(0,0,0,.10), 0 2px 6px rgba(0,0,0,.06);
    --radius:    12px;
    --radius-sm: 8px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
                 "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

a { color: var(--primary); text-decoration: none; }

/* --- Header --- */
.site-header {
    background: var(--card-bg);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo { font-size: 1.25rem; font-weight: 700; color: var(--text); }
.header-nav { display: flex; align-items: center; gap: 12px; }
.nav-user { font-size: .9rem; color: var(--text-muted); }

/* --- Buttons --- */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 8px 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--card-bg);
    color: var(--text);
    font-size: .9rem;
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
}
.btn:hover { background: #e9ecef; }
.btn-primary { background: var(--primary); color: #fff; border-color: var(--primary); }
.btn-primary:hover { background: var(--primary-h); border-color: var(--primary-h); }
.btn-danger  { background: var(--danger);  color: #fff; border-color: var(--danger); }
.btn-danger:hover  { background: var(--danger-h);  border-color: var(--danger-h); }
.btn-sm  { padding: 4px 12px; font-size: .82rem; }
.btn-lg  { padding: 12px 28px; font-size: 1rem; }
.btn-block { width: 100%; }

/* --- Flash Messages --- */
.flash-container { max-width: 1100px; margin: 12px auto 0; padding: 0 20px; }
.flash { padding: 10px 16px; border-radius: var(--radius-sm); font-size: .9rem; margin-bottom: 6px; }
.flash-success { background: #d4edda; color: #155724; }
.flash-error   { background: #f8d7da; color: #721c24; }
.flash-info    { background: #d1ecf1; color: #0c5460; }

/* --- Main --- */
.site-main { flex: 1; max-width: 1100px; width: 100%; margin: 0 auto; padding: 32px 20px 48px; min-width: 0; }
.site-footer { text-align: center; padding: 20px; font-size: .82rem; color: var(--text-muted); }

/* --- Hero (首页) --- */
.hero { text-align: center; padding: 64px 0 40px; }
.hero h1 { font-size: 2.4rem; margin-bottom: 12px; }
.hero-sub { color: var(--text-muted); font-size: 1.1rem; max-width: 480px; margin: 0 auto 28px; }
.hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; margin-top: 32px; }
.feature-card { background: var(--card-bg); border-radius: var(--radius); padding: 32px 24px; text-align: center; box-shadow: var(--shadow); }
.feature-icon { font-size: 2.2rem; display: block; margin-bottom: 12px; }
.feature-card h3  { margin-bottom: 8px; }
.feature-card p   { color: var(--text-muted); font-size: .92rem; }

/* --- Auth Pages --- */
.auth-page { display: flex; justify-content: center; padding-top: 40px; }
.auth-card { background: var(--card-bg); border-radius: var(--radius); box-shadow: var(--shadow); padding: 36px 32px; width: 100%; max-width: 400px; }
.auth-card h2 { text-align: center; margin-bottom: 24px; }
.auth-form label { display: block; margin-bottom: 16px; }
.auth-form label span { display: block; font-size: .88rem; font-weight: 600; margin-bottom: 4px; }
.auth-form input { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: .95rem; transition: border-color .15s; }
.auth-form input:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(67, 97, 238, .12); }
.auth-switch { text-align: center; margin-top: 18px; font-size: .9rem; color: var(--text-muted); }

/* --- Dashboard --- */
.dashboard { padding-top: 8px; }
.dashboard-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 20px;
}
.dashboard-header h2 { font-size: 1.4rem; }
.header-actions { display: flex; align-items: center; gap: 10px; }

/* --- Export Dropdown --- */
.export-dropdown { position: relative; }
.export-menu {
    position: absolute;
    top: 100%;
    right: 0;
    margin-top: 6px;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-h);
    z-index: 150;
    min-width: 140px;
    overflow: hidden;
}
.export-menu button {
    display: block;
    width: 100%;
    padding: 10px 16px;
    border: none;
    background: none;
    text-align: left;
    font-size: .88rem;
    cursor: pointer;
    color: var(--text);
}
.export-menu button:hover { background: #f0f1f3; }

/* --- Category Bar --- */
.category-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
    align-items: center;
}
.cat-pill {
    position: relative;
    padding: 6px 14px;
    border-radius: 20px;
    border: 1.5px solid var(--border);
    background: var(--card-bg);
    font-size: .84rem;
    cursor: pointer;
    transition: all .15s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
    /* 用分类颜色做左边框色条 */
    box-shadow: inset 3px 0 0 0 var(--cat-color, #6c757d);
}
.cat-pill:hover { border-color: var(--cat-color, var(--primary)); }
.cat-pill.active {
    background: var(--cat-color, var(--primary));
    color: #fff;
    border-color: var(--cat-color, var(--primary));
    box-shadow: none;
}
.cat-pill.active .cat-count { background: rgba(255,255,255,.25); }
.cat-count {
    background: #e9ecef;
    color: inherit;
    border-radius: 10px;
    padding: 1px 7px;
    font-size: .74rem;
    font-weight: 600;
}
.cat-delete {
    display: none;
    margin-left: 2px;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: rgba(0,0,0,.12);
    line-height: 18px;
    text-align: center;
    font-size: .8rem;
    cursor: pointer;
}
.cat-pill:hover .cat-delete { display: inline-block; }
.cat-pill.active .cat-delete { background: rgba(255,255,255,.25); }
.cat-pill.cat-add {
    width: 32px; height: 32px; border-radius: 50%;
    padding: 0; justify-content: center;
    font-size: 1.1rem; font-weight: 600;
    border-style: dashed;
}

/* --- Category Add Form --- */
.cat-form {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 24px;
}
.cat-form input[type="text"] {
    padding: 8px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: .9rem;
    width: 180px;
}
.cat-form input[type="text"]:focus { outline: none; border-color: var(--primary); }
.cat-form input[type="color"] {
    width: 36px; height: 36px;
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    padding: 2px;
}

/* --- Add Form --- */
.add-form {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 24px;
    margin-bottom: 28px;
}
.add-form h3 { margin-bottom: 16px; }
.add-form input, .add-form select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: .95rem;
    margin-bottom: 12px;
    transition: border-color .15s;
    background: var(--card-bg);
}
.add-form input:focus, .add-form select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, .12);
}
.form-row {
    display: flex;
    gap: 12px;
}
.form-row > * { flex: 1; }
.form-actions { display: flex; gap: 12px; margin-top: 4px; }
.hidden { display: none !important; }

/* --- Fetch Status --- */
.fetch-status { font-size: .78rem; margin: -8px 0 8px 0; min-height: 18px; }
.fetch-status.fetching { color: var(--primary); }
.fetch-status.success  { color: #2d8a4e; }
.fetch-status.warn     { color: #cc8800; }

/* --- Bookmark Grid --- */
.bookmark-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}
.loading-text { grid-column: 1 / -1; text-align: center; color: var(--text-muted); padding: 40px 0; }

/* --- Bookmark Card --- */
.bookmark-card {
    background: var(--card-bg);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 14px;
    position: relative;
    transition: transform .18s, box-shadow .18s;
    animation: fadeInUp .35s ease both;
    cursor: pointer;
}
.bookmark-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-h); }
.bookmark-card:hover .card-delete { opacity: 1; }
.bookmark-card:hover .card-drag-handle { opacity: .6; }

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(16px); }
    to   { opacity: 1; transform: translateY(0); }
}

.card-favicon {
    width: 36px; height: 36px;
    border-radius: 6px; flex-shrink: 0;
    background: #e9ecef;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.1rem; overflow: hidden;
}
.card-favicon img { width: 100%; height: 100%; object-fit: contain; }
.card-info { flex: 1; min-width: 0; }
.card-title {
    font-weight: 600; font-size: .95rem; margin-bottom: 2px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.card-url {
    font-size: .8rem; color: var(--text-muted);
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.card-desc { font-size: .78rem; color: var(--text-muted); margin-top: 4px; }

.card-delete {
    position: absolute; top: 8px; right: 10px;
    width: 28px; height: 28px; border-radius: 50%;
    border: none; background: var(--danger); color: #fff;
    font-size: .85rem; cursor: pointer;
    opacity: 0; transition: opacity .15s, background .15s;
    display: flex; align-items: center; justify-content: center;
    z-index: 2;
}
.card-delete:hover { background: var(--danger-h); }

/* --- Drag Handle --- */
.card-drag-handle {
    position: absolute; bottom: 4px; right: 8px;
    font-size: 1rem; color: var(--text-muted);
    cursor: grab; opacity: 0; transition: opacity .15s;
    user-select: none; z-index: 1;
}
.card-drag-handle:active { cursor: grabbing; }

/* --- SortableJS States --- */
.sortable-ghost { opacity: .35; background: var(--primary); border-radius: var(--radius); }
.sortable-drag { box-shadow: var(--shadow-h) !important; }

/* --- Confirm Dialog --- */
.overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,.35);
    z-index: 200;
    display: flex; align-items: center; justify-content: center;
    animation: fadeIn .15s;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.dialog {
    background: var(--card-bg); border-radius: var(--radius);
    padding: 28px; text-align: center;
    max-width: 360px; width: 90%; box-shadow: var(--shadow-h);
}
.dialog p { margin-bottom: 20px; font-size: .95rem; }
.dialog p.dialog-hint { color: var(--text-muted); font-size: .82rem; margin-top: -14px; }
.dialog-actions { display: flex; gap: 12px; justify-content: center; }

/* --- Responsive --- */
@media (max-width: 640px) {
    body { overflow-x: hidden; }
    .site-main { padding: 16px 12px 32px; }
    .site-header { position: relative; }
    .header-inner { padding: 0 12px; height: auto; min-height: 48px; flex-wrap: wrap; }

    .hero h1 { font-size: 1.5rem; word-break: break-word; }
    .hero-sub { font-size: .9rem; padding: 0 8px; }
    .hero-actions { flex-direction: column; padding: 0 20px; }
    .hero-actions .btn { width: 100%; }

    .features { grid-template-columns: 1fr; padding: 0 8px; }

    .auth-page { padding: 20px 12px 0; }
    .auth-card { padding: 24px 20px; }

    .bookmark-grid { grid-template-columns: 1fr; }
    .bookmark-card { min-width: 0; }
    .card-title, .card-url { max-width: 100%; }

    .dashboard-header { flex-direction: column; gap: 12px; align-items: flex-start; }
    .header-actions { width: 100%; justify-content: space-between; flex-wrap: wrap; }

    .category-bar { flex-wrap: wrap; gap: 6px; }
    .cat-pill { font-size: .78rem; padding: 5px 10px; }
    .cat-form { flex-wrap: wrap; }
    .cat-form input[type="text"] { width: 120px; }

    .add-form { padding: 16px; }
    .form-row { flex-direction: column; gap: 0; }
    .form-row input, .form-row select { width: 100%; }

    .card-delete, .card-drag-handle { opacity: 1; }
    .export-menu { right: auto; left: 0; }
    .dialog { max-width: 280px; padding: 20px; }
    .overlay { padding: 12px; }
    .flash-container { padding: 0 12px; }
}