/* public/assets/css/image/blind-watermark.css */
.wm-wrapper { --p-bg: #ffffff; --p-border: #e2e8f0; --p-primary: #8b5cf6; --p-primary-hover: #7c3aed; --p-success: #10b981; --p-text: #0f172a; --p-text-muted: #64748b; width: 100%; max-width: 1200px; margin: 0 auto; background: var(--p-bg); border-radius: 20px; padding: 24px; border: 1px solid var(--p-border); box-shadow: 0 10px 25px -5px rgba(0,0,0,0.05); box-sizing: border-box; font-family: system-ui, -apple-system, sans-serif; }
.wm-wrapper *, .wm-wrapper *::before, .wm-wrapper *::after { box-sizing: border-box; }

.wm-header { text-align: center; margin-bottom: 24px; }
.wm-title { font-size: 1.7rem; font-weight: 800; color: var(--p-text); margin: 0 0 10px 0; }
.wm-subtitle { font-size: 0.95rem; color: var(--p-text-muted); max-width: 800px; margin: 0 auto; line-height: 1.6; }

/* Tabs */
.wm-tabs { display: flex; gap: 12px; background: #f1f5f9; padding: 6px; border-radius: 12px; margin-bottom: 24px; max-width: 500px; margin-left: auto; margin-right: auto; }
.wm-tab-btn { flex: 1; padding: 12px 20px; border: none; background: transparent; font-weight: 700; font-size: 1.05rem; color: #64748b; border-radius: 8px; cursor: pointer; transition: 0.3s; }
.wm-tab-btn.active { background: #ffffff; color: var(--p-primary); box-shadow: 0 4px 10px rgba(0,0,0,0.05); }

/* Layout */
.wm-content { animation: fadeIn 0.4s; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.wm-layout { display: flex; flex-direction: row; gap: 24px; align-items: stretch; }
@media (max-width: 850px) { .wm-layout { flex-direction: column; } }

.wm-panel { flex: 1; display: flex; flex-direction: column; background: #f8fafc; border: 1px solid var(--p-border); border-radius: 16px; overflow: hidden; }
.wm-panel-title { font-size: 1.05rem; font-weight: 800; color: var(--p-text); padding: 16px 20px; background: #ffffff; border-bottom: 1px solid var(--p-border); margin: 0; }
.wm-panel-body { padding: 24px; display: flex; flex-direction: column; flex: 1; justify-content: flex-start; }

/* Upload Area & Preview */
.wm-upload-area { border: 2px dashed #cbd5e1; border-radius: 12px; padding: 40px 20px; text-align: center; background: #ffffff; cursor: pointer; transition: all 0.2s ease; margin: 20px; }
.wm-upload-area:hover { border-color: var(--p-primary); background: #f5f3ff; }
.wm-upload-icon { font-size: 3rem; margin-bottom: 10px; }
.wm-upload-text { font-size: 1.05rem; font-weight: 700; color: var(--p-text); }
.wm-preview-img { display: block; max-width: calc(100% - 40px); max-height: 350px; margin: 0 auto 20px; border-radius: 8px; box-shadow: 0 10px 25px rgba(0,0,0,0.1); object-fit: contain; }

/* Forms & Controls */
.wm-label { font-size: 0.95rem; font-weight: 700; color: #334155; margin-bottom: 10px; display: block; }
.wm-textarea { width: 100%; height: 120px; padding: 16px; border: 2px solid #cbd5e1; border-radius: 10px; font-size: 1.05rem; font-weight: 600; color: #1e293b; outline: none; transition: 0.2s; background: #ffffff; resize: none; }
.wm-textarea:focus { border-color: var(--p-primary); box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.15); }
.wm-textarea.result { background: #f8fafc; border-color: var(--p-success); color: var(--p-success); font-weight: 700; }

.wm-hint-card { background: #fef2f2; border-left: 4px solid #ef4444; padding: 12px 16px; border-radius: 0 8px 8px 0; font-size: 0.85rem; color: #7f1d1d; line-height: 1.6; margin: 20px 0; }

.wm-btn-primary, .wm-btn-success { width: 100%; padding: 16px; border-radius: 12px; font-weight: 800; font-size: 1.1rem; cursor: pointer; border: none; transition: 0.2s; display: flex; align-items: center; justify-content: center; gap: 8px; color: #ffffff; }
.wm-btn-primary { background: var(--p-primary); box-shadow: 0 4px 12px rgba(139, 92, 246, 0.3); }
.wm-btn-primary:hover:not(:disabled) { background: var(--p-primary-hover); transform: translateY(-2px); }
.wm-btn-primary:disabled { background: #cbd5e1; cursor: not-allowed; box-shadow: none; }

.wm-btn-success { background: var(--p-success); box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3); border: none; font-weight: 800; padding: 16px; border-radius: 12px; color: white; cursor: pointer;}
.wm-btn-success:hover { background: #059669; transform: translateY(-2px); }

/* 黑夜模式 */
[data-theme="dark"] .wm-wrapper { background: #1e293b; border-color: #334155; }
[data-theme="dark"] .wm-title, [data-theme="dark"] .wm-panel-title, [data-theme="dark"] .wm-upload-text, [data-theme="dark"] .wm-label { color: #f8fafc; }
[data-theme="dark"] .wm-subtitle { color: #94a3b8; }
[data-theme="dark"] .wm-tabs { background: #0f172a; }
[data-theme="dark"] .wm-tab-btn { color: #cbd5e1; }
[data-theme="dark"] .wm-tab-btn.active { background: #1e293b; color: var(--p-primary); }
[data-theme="dark"] .wm-panel { background: #0f172a; border-color: #475569; }
[data-theme="dark"] .wm-panel-title { background: #1e293b; border-color: #475569; }
[data-theme="dark"] .wm-upload-area { background: #1e293b; border-color: #475569; }
[data-theme="dark"] .wm-upload-area:hover { border-color: var(--p-primary); }
[data-theme="dark"] .wm-textarea { background: #020617; border-color: #475569; color: #f8fafc; }
[data-theme="dark"] .wm-textarea.result { border-color: var(--p-success); color: #34d399; }
[data-theme="dark"] .wm-hint-card { background: rgba(239, 68, 68, 0.1); border-left-color: #ef4444; color: #fca5a5; }