/* ============================================
   SealForge — Three-Column Premium Layout
   Inspired by Apple, Linear, Notion, Arc
   ============================================ */

:root {
  --bg-primary: #FBFBFD;
  --bg-surface: #FFFFFF;
  --bg-workbench: #F2F2F7;
  --bg-hover: #F0F0F5;
  --bg-active: #E8E8ED;
  --text-primary: #1D1D1F;
  --text-secondary: #6E6E73;
  --text-tertiary: #AEAEB2;
  --accent: #0071E3;
  --accent-hover: #0077ED;
  --accent-subtle: #E8F0FE;
  --border: #D2D2D7;
  --border-subtle: #E5E5EA;
  --sidebar-left: 280px;
  --sidebar-right: 320px;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --font: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Inter", "Segoe UI", sans-serif;
  --font-mono: "SF Mono", "Fira Code", monospace;
}

* { box-sizing: border-box; }

html, body {
  height: 100% !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 0 !important;
  overflow: hidden !important;
}

body {
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* --- Top Bar --- */
.top-bar {
  height: 48px !important;
  background: rgba(251,251,253,0.85) !important;
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  padding: 0 16px;
  flex-shrink: 0;
  z-index: 100;
}
.top-bar .row1 {
  display: flex !important;
  align-items: center;
  width: 100%;
  gap: 12px;
  background: none !important;
  background-image: none !important;
  height: auto !important;
  justify-content: flex-start !important;
}
.top-bar .col1 .ico {
  width: 32px; height: 32px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  cursor: pointer;
  opacity: 0.5;
  transition: all 0.15s;
}
.top-bar .col1 .ico:hover { background: var(--bg-hover); opacity: 1; }
.top-bar .col1 .ico img { width: 16px; height: 16px; }
.top-bar .col2 a {
  font-size: 14px; font-weight: 600;
  color: var(--text-primary); text-decoration: none;
  letter-spacing: -0.02em;
}
.top-bar .col3 { display: none; }

/* --- App Wrapper --- */
.wap {
  display: flex !important;
  flex-direction: column !important;
  height: 100vh !important;
  height: 100dvh !important;
  max-width: 100% !important;
  width: 100% !important;
  padding: 0 !important;
  margin: 0 !important;
  overflow: hidden !important;
}

/* Inner wrapper — must pass flex context through */
.wap > div:first-of-type {
  display: flex !important;
  flex-direction: column !important;
  flex: 1 1 auto !important;
  min-height: 0 !important;
  width: 100% !important;
  overflow: hidden !important;
}

/* --- Three-Column Layout --- */
.app-layout {
  display: flex !important;
  flex: 1 1 auto !important;
  width: 100% !important;
  overflow: hidden !important;
  min-height: 0 !important;
  flex-direction: row !important;
}

/* ========================================
   LEFT SIDEBAR — Template Library (280px)
   ======================================== */
.sidebar-left {
  width: var(--sidebar-left) !important;
  min-width: var(--sidebar-left) !important;
  max-width: var(--sidebar-left) !important;
  flex-shrink: 0 !important;
  background: var(--bg-surface);
  border-right: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.sidebar-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 16px 8px;
  flex-shrink: 0;
}
.sidebar-title {
  font-size: 12px; font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}
.sidebar-count {
  font-size: 11px; color: var(--text-tertiary);
  background: var(--bg-hover);
  padding: 2px 8px; border-radius: 10px;
  font-weight: 500;
}

/* Search */
.sidebar-search {
  position: relative;
  padding: 8px 16px;
  flex-shrink: 0;
}
.sidebar-search .search-icon {
  position: absolute;
  left: 28px; top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}
.search-input {
  width: 100%;
  height: 32px;
  padding: 0 12px 0 34px;
  font-size: 12px;
  font-family: var(--font);
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  outline: none;
  transition: all 0.15s;
}
.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-subtle);
  background: var(--bg-surface);
}
.search-input::placeholder { color: var(--text-tertiary); }

/* Category Filters */
.sidebar-categories {
  display: flex; flex-wrap: wrap; gap: 4px;
  padding: 0 16px 10px;
  flex-shrink: 0;
}
.cat-btn {
  font-size: 11px; font-weight: 500;
  padding: 4px 10px;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  background: transparent;
  color: var(--text-secondary);
  cursor: pointer;
  font-family: var(--font);
  transition: all 0.15s;
  white-space: nowrap;
}
.cat-btn:hover { background: var(--bg-hover); color: var(--text-primary); }
.cat-btn.active { background: var(--accent-subtle); color: var(--accent); border-color: var(--accent-subtle); }

/* Template Grid */
.template-scroll {
  flex: 1; overflow-y: auto; overflow-x: hidden;
  padding: 0 12px 12px;
}
.template-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.t-item { }
.t-item a {
  display: flex; flex-direction: column; align-items: center; gap: 5px;
  padding: 10px 6px 8px;
  border-radius: var(--radius-md);
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 10px; font-weight: 500;
  letter-spacing: 0;
  transition: all 0.12s;
  border: 1px solid transparent;
}
.t-item a:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-subtle);
}
.t-item a img {
  width: 36px; height: 36px;
  border-radius: 6px;
  background: var(--bg-primary);
  padding: 4px;
  object-fit: contain;
}

/* ========================================
   CENTER — Preview Workbench
   ======================================== */
.main-preview {
  flex: 1 1 auto !important;
  min-width: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  background: var(--bg-workbench);
  background-image:
    radial-gradient(circle at 50% 40%, rgba(0,0,0,0.02) 0%, transparent 70%),
    linear-gradient(rgba(0,0,0,0.01) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.01) 1px, transparent 1px);
  background-size: 100% 100%, 20px 20px, 20px 20px;
  position: relative;
  overflow: hidden !important;
}
.preview-workbench {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  padding: 32px;
}
.preview-canvas-wrap {
  background: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 48px;
  box-shadow: 0 2px 12px rgba(0,0,0,0.04), 0 0 0 1px rgba(0,0,0,0.04);
  display: flex;
  align-items: center;
  justify-content: center;
}
#sealdiv canvas {
  display: block;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.1));
}
.preview-actions {
  display: flex; gap: 10px;
}

/* ========================================
   RIGHT SIDEBAR — Settings (320px)
   ======================================== */
.sidebar-right {
  width: var(--sidebar-right) !important;
  min-width: var(--sidebar-right) !important;
  max-width: var(--sidebar-right) !important;
  flex-shrink: 0 !important;
  background: var(--bg-surface);
  border-left: 1px solid var(--border-subtle);
  display: flex; flex-direction: column;
  overflow: hidden;
}
.settings-panel {
  display: flex; flex-direction: column;
  height: 100%;
  overflow: hidden;
}
.panel-title {
  font-size: 12px; font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
  padding: 16px 20px 12px;
  flex-shrink: 0;
}

/* Settings Tabs */
.settings-tabs {
  display: flex; gap: 2px;
  padding: 0 20px 0;
  flex-shrink: 0;
  overflow-x: auto;
}
.s-tab {
  font-size: 12px; font-weight: 500;
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 6px 6px 0 0;
  cursor: pointer; white-space: nowrap;
  transition: all 0.15s;
  user-select: none;
  border-bottom: 2px solid transparent;
}
.s-tab:hover { color: var(--text-primary); }
.s-tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: var(--accent-subtle);
}

/* Settings Content */
.settings-content {
  flex: 1; overflow-y: auto;
  padding: 16px 20px;
}
.setItemBox {
  display: flex; flex-direction: column; gap: 10px;
}
.setItem {
  display: flex; align-items: center; gap: 10px;
}
.setItem > span:first-child {
  font-size: 12px; font-weight: 500;
  color: var(--text-secondary);
  min-width: 56px;
  text-align: right;
  flex-shrink: 0;
}

/* Input styles in right panel */
.setItem input[type="text"] {
  flex: 1;
  height: 30px;
  padding: 0 10px;
  font-size: 12px;
  font-family: var(--font);
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  outline: none;
  transition: all 0.15s;
}
.setItem input[type="text"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-subtle);
  background: var(--bg-surface);
}
.setItem select {
  height: 30px;
  padding: 0 28px 0 10px;
  font-size: 12px; font-family: var(--font);
  color: var(--text-primary);
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: 6px;
  outline: none; cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1L5 5L9 1' stroke='%2386868B' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
  transition: all 0.15s;
  min-width: 120px;
}

/* Element UI — handled by inline styles, minimal overrides here */
.sidebar-right .el-checkbox__inner {
  border-radius: 4px !important;
  border-color: var(--border) !important;
  background: var(--bg-primary) !important;
}
.sidebar-right .el-checkbox__input.is-checked .el-checkbox__inner {
  background: var(--accent) !important;
  border-color: var(--accent) !important;
}

.sidebar-right .el-color-picker__trigger {
  border: 1px solid var(--border-subtle) !important;
  border-radius: 6px !important;
  height: 30px !important; width: 30px !important;
}
.sidebar-right .el-color-picker__color { border-radius: 4px !important; }

/* Settings Footer */
.settings-footer {
  padding: 12px 20px;
  flex-shrink: 0;
  border-top: 1px solid var(--border-subtle);
}
.disclaimer {
  font-size: 11px;
  color: var(--text-tertiary);
  line-height: 1.4;
}

/* Center action buttons */
.preview-actions .el-button {
  font-family: var(--font) !important;
  font-size: 13px !important;
  font-weight: 500 !important;
  border-radius: var(--radius-sm) !important;
  padding: 8px 20px !important;
  height: auto !important;
}
.preview-actions .el-button--success {
  background: var(--bg-hover) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--border) !important;
}
.preview-actions .el-button--success:hover {
  background: var(--bg-active) !important;
}

/* --- Bottom Bar --- */
.zhizhang-bottom {
  height: 44px;
  background: var(--bg-surface);
  border-top: 1px solid var(--border-subtle);
  display: flex; align-items: center;
  padding: 0 20px;
  flex-shrink: 0;
}
.zhizhang-bottom .row1 {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%;
}
.zhizhang-bottom .col1 { display: flex; gap: 16px; }
.zhizhang-bottom .col1 .item {
  display: flex; align-items: center; gap: 6px;
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 12px; font-weight: 500;
}
.zhizhang-bottom .col1 .item:hover { color: var(--text-primary); }
.zhizhang-bottom .col1 .ico img { width: 16px; height: 16px; opacity: 0.5; }
.zhizhang-bottom .col2 .btn {
  background: var(--accent);
  color: #fff;
  padding: 6px 18px;
  border-radius: var(--radius-sm);
  font-size: 12px; font-weight: 600;
  cursor: pointer;
  transition: all 0.15s;
  letter-spacing: -0.01em;
}
.zhizhang-bottom .col2 .btn:hover {
  background: var(--accent-hover);
  box-shadow: 0 2px 8px rgba(0,113,227,0.25);
}

/* Global Element UI overrides */
.el-message {
  font-family: var(--font) !important;
  border-radius: var(--radius-md) !important;
}
.el-notification {
  font-family: var(--font) !important;
  border-radius: var(--radius-lg) !important;
}

/* Scrollbars */
.sidebar-left ::-webkit-scrollbar,
.settings-content::-webkit-scrollbar { width: 4px; }
.sidebar-left ::-webkit-scrollbar-track,
.settings-content::-webkit-scrollbar-track { background: transparent; }
.sidebar-left ::-webkit-scrollbar-thumb,
.settings-content::-webkit-scrollbar-thumb { background: var(--border-subtle); border-radius: 2px; }

/* ========================================
   MOBILE — Single Column Stack
   ======================================== */
@media (max-width: 1024px) {
  body { overflow: auto; height: auto; }
  .wap { height: auto; overflow: visible; }
  .app-layout {
    flex-direction: column;
    overflow: visible;
  }

  .sidebar-left {
    width: 100%; min-width: 100%;
    max-height: 300px;
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }
  .template-grid { grid-template-columns: repeat(6, 1fr); }
  .t-item a img { width: 32px; height: 32px; }

  .main-preview {
    min-height: 340px;
    padding: 24px 16px;
  }
  .preview-canvas-wrap { padding: 24px; }
  #sealdiv canvas { width: 200px !important; height: 200px !important; }

  .sidebar-right {
    width: 100%; min-width: 100%;
    border-left: none;
    border-top: 1px solid var(--border-subtle);
    max-height: none;
  }
  .settings-content { max-height: 400px; }

  .zhizhang-bottom { height: auto; padding: 12px 16px; }
}