/* ==========================================================
   components.css  按钮 / 输入 / 卡片 / 抽屉 / Toast / 徽章
   ========================================================== */

/* —— 按钮 —— */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  height: 38px;
  padding: 0 16px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--bg-2);
  color: var(--text-0);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: .3px;
  transition: all var(--t-base);
  white-space: nowrap;
}
.btn:hover { border-color: var(--line-strong); background: var(--bg-3); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn svg { width: 16px; height: 16px; }

.btn-primary {
  background: linear-gradient(135deg, var(--gold-0), var(--gold-1));
  color: var(--gold-on);
  border-color: transparent;
  box-shadow: 0 4px 16px var(--gold-soft-2);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--gold-0), var(--gold-2));
  box-shadow: 0 6px 20px var(--gold-soft);
  filter: brightness(1.05);
}

.btn-ghost { background: transparent; }
.btn-ghost:hover { background: var(--input-bg); }

.btn-danger {
  background: transparent;
  color: var(--danger);
  border-color: rgba(212, 90, 72, .35);
}
.btn-danger:hover { background: rgba(212, 90, 72, .1); border-color: var(--danger); }

.btn-sm { height: 30px; padding: 0 12px; font-size: 12px; }
.btn-icon { width: 38px; padding: 0; justify-content: center; }
.btn-icon.btn-sm { width: 30px; }

/* —— 输入 —— */
.field { display: flex; flex-direction: column; gap: 6px; }
.field-label {
  font-size: 12px;
  color: var(--text-1);
  letter-spacing: 1px;
  text-transform: uppercase;
  display: flex; align-items: center; gap: 6px;
}
.field-label .req { color: var(--gold-1); }
.field-hint { font-size: 11px; color: var(--text-3); }
.field-err  { font-size: 11px; color: var(--danger); min-height: 14px; }

.input, .select, .textarea {
  width: 100%;
  background-color: var(--input-bg);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 10px 14px;
  color: var(--text-0);
  font-size: 14px;
  /* 精细过渡:不写 all,避免 background-image 切换时跳 */
  transition: border-color var(--t-base), box-shadow var(--t-base), background-color var(--t-base);
  outline: none;
  box-sizing: border-box;
  line-height: 1.4;
}
.input:hover, .select:hover, .textarea:hover {
  border-color: var(--line-strong);
  background-color: var(--input-bg-hover);
}
.input:focus, .select:focus, .textarea:focus {
  border-color: var(--gold-1);
  box-shadow: 0 0 0 3px var(--focus-ring);
  background-color: var(--input-bg-hover);
}
.input::placeholder, .textarea::placeholder { color: var(--text-3); }
.textarea { resize: vertical; min-height: 90px; line-height: 1.6; }

.select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-color: var(--input-bg);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'><path d='M1 1.5L6 6.5L11 1.5' stroke='%23C7C2B8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding: 10px 36px 10px 14px;
  cursor: pointer;
  text-overflow: ellipsis;
}
/* 隐藏 IE / 老 Edge 的展开箭头 */
.select::-ms-expand { display: none; }
/* 锁定 padding,避免 windows chrome focus 时偷偷加 native 内边距让文字偏移 */
.select:focus { padding-right: 36px; padding-left: 14px; }
/* hover/focus 都只改 background-color,不能写 background 简写(会清掉 background-image 让箭头消失) */
.select:hover,
.select:focus {
  border-color: var(--gold-1);
  box-shadow: 0 0 0 3px var(--focus-ring);
  background-color: var(--input-bg-hover);
}
.select:disabled { opacity: 0.5; cursor: not-allowed; }
/* option 列表背景/文字色:让下拉打开后的面板更协调 */
.select option { background: var(--bg-1); color: var(--text-0); }
:root[data-theme="light"] .select {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'><path d='M1 1.5L6 6.5L11 1.5' stroke='%236E6A60' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
}

/* ========================================================
   Sel  自定义下拉组件(替代浏览器原生 option 面板,样式完全可控)
   panel 是 portal 到 body 末尾的,所以用 position: fixed + JS 算位置
   ======================================================== */
.sel {
  position: relative;
  width: 100%;
  font-size: 14px;
  line-height: 1.4;       /* 锁 1.4,和 .input/.select 保持一致,避免 trigger 被默认 line-height 撑高 */
  user-select: none;
  -webkit-user-select: none;
}
.sel:focus { outline: none; }
.sel-trigger {
  width: 100%;
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background-color: var(--input-bg);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 10px 14px;
  color: var(--text-0);
  font: inherit;
  line-height: 1.4;
  cursor: pointer;
  text-align: left;
  transition: border-color var(--t-base), box-shadow var(--t-base), background-color var(--t-base);
}
.sel-trigger:hover { border-color: var(--line-strong); background-color: var(--input-bg-hover); }
.sel.is-open .sel-trigger,
.sel-trigger:focus {
  border-color: var(--gold-1);
  box-shadow: 0 0 0 3px var(--focus-ring);
  background-color: var(--input-bg-hover);
}
.sel-trigger:disabled { opacity: 0.5; cursor: not-allowed; }
.sel-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sel-caret {
  flex-shrink: 0;
  width: 12px; height: 8px;
  background: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'><path d='M1 1.5L6 6.5L11 1.5' stroke='%23C7C2B8' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>") center/contain no-repeat;
  transition: transform var(--t-base);
}
.sel.is-open .sel-caret { transform: rotate(180deg); }
:root[data-theme="light"] .sel-caret {
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'><path d='M1 1.5L6 6.5L11 1.5' stroke='%236E6A60' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/></svg>");
}

.sel-menu {
  position: fixed;        /* 用 fixed,JS 动态算 left/top;portal 到 body 末尾,脱离任何 stacking context */
  z-index: 9999;
  max-height: 280px;
  overflow-y: auto;
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  box-shadow: 0 16px 40px rgba(0,0,0,0.5), 0 0 0 1px rgba(212,175,55,0.08);
  padding: 6px;
  opacity: 0;
  transform: translateY(-4px) scale(0.98);
  transform-origin: top center;
  pointer-events: none;
  transition: opacity .14s ease, transform .14s ease;
  isolation: isolate;
  will-change: transform, opacity;
  visibility: hidden;
}
.sel-menu.is-open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
  visibility: visible;
}
:root[data-theme="light"] .sel-menu {
  background: var(--bg-1);
  box-shadow: 0 12px 32px rgba(40,30,10,0.14), 0 0 0 1px rgba(168,138,47,0.08);
}
.sel.is-open .sel-menu {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.sel-opt {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px;
  border-radius: var(--r-sm);
  color: var(--text-1);
  cursor: pointer;
  transition: background-color .12s ease, color .12s ease;
  position: relative;
}
.sel-opt:hover,
.sel-opt.is-focus {
  background: var(--hover);
  color: var(--text-0);
}
.sel-opt.is-active {
  color: var(--gold-1);
  background: linear-gradient(90deg, rgba(212,175,55,0.10), rgba(212,175,55,0.04));
  font-weight: 500;
}
.sel-opt.is-active::before {
  content: '';
  position: absolute; left: 0; top: 6px; bottom: 6px;
  width: 2px;
  background: linear-gradient(180deg, var(--gold-1), var(--gold-2));
  border-radius: 2px;
}
.sel-opt.is-disabled { opacity: 0.4; cursor: not-allowed; }
.sel-opt.is-disabled:hover { background: transparent; color: var(--text-1); }
.sel-opt-label { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sel-opt-check {
  flex-shrink: 0;
  width: 16px; height: 16px;
  display: grid; place-items: center;
  color: var(--gold-1);
  font-size: 12px;
  opacity: 0;
  transform: scale(0.6);
  transition: opacity .14s ease, transform .14s ease;
}
.sel-opt.is-active .sel-opt-check { opacity: 1; transform: scale(1); }

/* 滚动条美化(暗色) */
.sel-menu::-webkit-scrollbar { width: 6px; }
.sel-menu::-webkit-scrollbar-track { background: transparent; }
.sel-menu::-webkit-scrollbar-thumb { background: var(--line); border-radius: 3px; }
.sel-menu::-webkit-scrollbar-thumb:hover { background: var(--line-strong); }

/* —— 卡片(玻璃态)—— */
.card {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--r-lg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  transition: all var(--t-base);
}
.card::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: inherit;
  padding: 1px;
  background: var(--card-border-grad);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
          mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
          mask-composite: exclude;
  pointer-events: none;
}
.card:hover { border-color: var(--line-strong); }

/* —— 徽章 —— */
.badge {
  display: inline-flex; align-items: center; gap: 5px;
  height: 22px;
  padding: 0 10px;
  border-radius: var(--r-pill);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: 1px solid currentColor;
  background: var(--badge-bg);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.badge .dot { width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.badge-ongoing { color: var(--success); }
.badge-done    { color: var(--gold-1); }
.badge-draft   { color: var(--text-2); }

.chip {
  display: inline-flex; align-items: center;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  font-size: 11px;
  background: var(--chip-bg);
  border: 1px solid var(--line);
  color: var(--text-1);
  margin-right: 4px;
  margin-bottom: 4px;
}

/* —— Toast —— */
.toast-host {
  position: fixed; top: 20px; left: 50%; transform: translateX(-50%);
  z-index: 1000;
  display: flex; flex-direction: column; gap: 10px;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  min-width: 240px; max-width: 420px;
  padding: 12px 16px;
  border-radius: var(--r-md);
  background: var(--bg-3);
  border: 1px solid var(--line-strong);
  color: var(--text-0);
  box-shadow: var(--shadow-lg);
  display: flex; align-items: center; gap: 10px;
  font-size: 13px;
  animation: fadeUp var(--t-slow) both;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.toast.success { border-color: rgba(79, 174, 114, .4); }
.toast.error   { border-color: rgba(212, 90, 72, .45); }
.toast .ic { width: 18px; height: 18px; flex-shrink: 0; }
.toast.success .ic { color: var(--success); }
.toast.error   .ic { color: var(--danger); }

/* —— 抽屉(右侧滑入)—— */
.drawer-mask {
  position: fixed; inset: 0;
  background: var(--mask-bg);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 100;
  animation: fadeIn var(--t-base) both;
}
.drawer {
  position: fixed; top: 0; right: 0; bottom: 0;
  width: 480px; max-width: 92vw;
  background: var(--bg-1);
  border-left: 1px solid var(--line-strong);
  box-shadow: var(--shadow-lg);
  z-index: 101;
  display: flex; flex-direction: column;
  animation: drawerIn var(--t-slow) both;
}
@keyframes drawerIn {
  from { transform: translateX(20px); opacity: 0; }
  to   { transform: translateX(0); opacity: 1; }
}
.drawer-head {
  padding: 20px 24px;
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 12px;
}
.drawer-title {
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: .5px;
  color: var(--text-0);
}
.drawer-title .accent { color: var(--gold-0); }
.drawer-body {
  flex: 1; overflow-y: auto;
  padding: 24px;
  display: flex; flex-direction: column; gap: 18px;
}
.drawer-foot {
  padding: 16px 24px;
  border-top: 1px solid var(--line);
  display: flex; gap: 10px; justify-content: flex-end;
  background: var(--input-bg);
}
.drawer-close {
  margin-left: auto;
  background: transparent; border: 1px solid var(--line);
  width: 32px; height: 32px; border-radius: 8px;
  color: var(--text-1);
  display: grid; place-items: center;
  transition: all var(--t-base);
}
.drawer-close:hover { color: var(--gold-0); border-color: var(--gold-1); }

/* —— Modal(确认弹窗)—— */
.modal-mask {
  position: fixed; inset: 0;
  background: var(--mask-bg);
  backdrop-filter: blur(4px);
  display: grid; place-items: center;
  z-index: 200;
  animation: fadeIn var(--t-base) both;
}
.modal {
  width: 420px; max-width: 92vw;
  background: var(--bg-1);
  border: 1px solid var(--line-strong);
  border-radius: var(--r-lg);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  animation: fadeUp var(--t-slow) both;
}
.modal-title {
  font-family: var(--font-display);
  font-size: 20px;
  color: var(--text-0);
  margin: 0 0 8px;
}
.modal-text { color: var(--text-1); margin: 0 0 24px; }
.modal-foot { display: flex; gap: 10px; justify-content: flex-end; }

/* —— Alert Modal(强制提示,带倒计时)—— */
.modal-mask--alert { z-index: 300; }
.modal--alert {
  width: 440px; max-width: 92vw;
  text-align: center;
  padding: 32px 28px 24px;
  border-color: var(--gold-1);
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-2) 100%);
}
.modal--alert .modal-title { margin: 8px 0 6px; font-size: 22px; }
.modal--alert .modal-text  { margin: 0 0 22px; line-height: 1.7; }
.modal-foot--center { justify-content: center; }
.modal-foot--center .btn { min-width: 180px; }
.alert-icon {
  width: 64px; height: 64px;
  margin: 0 auto;
  border-radius: 50%;
  display: grid; place-items: center;
  background: linear-gradient(135deg, var(--gold-1), var(--gold-2));
  color: #0a0a0a;
  box-shadow: 0 0 0 6px rgba(212, 175, 55, 0.12), 0 0 30px rgba(212, 175, 55, 0.25);
  animation: alertPulse 1.6s ease-in-out infinite;
}
@keyframes alertPulse {
  0%, 100% { box-shadow: 0 0 0 6px rgba(212, 175, 55, 0.12), 0 0 30px rgba(212, 175, 55, 0.25); }
  50%      { box-shadow: 0 0 0 10px rgba(212, 175, 55, 0.06), 0 0 40px rgba(212, 175, 55, 0.35); }
}
.modal--alert .btn-primary { font-weight: 600; }
.modal--alert .btn .cd { color: var(--text-2); font-weight: 400; margin-left: 4px; }

/* 浅色主题适配 */
:root[data-theme="light"] .alert-icon { color: #fff; }

/* —— 封面上传 —— */
.uploader {
  position: relative;
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--r-lg);
  background: var(--input-bg);
  aspect-ratio: 16 / 9;
  display: grid; place-items: center;
  overflow: hidden;
  cursor: pointer;
  transition: all var(--t-base);
}
.uploader:hover, .uploader.is-drag {
  border-color: var(--gold-1);
  background: var(--gold-soft-2);
}
.uploader input { display: none; }
.uploader-prompt {
  text-align: center;
  color: var(--text-2);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.uploader-prompt svg { width: 32px; height: 32px; color: var(--gold-1); }
.uploader-preview { position: absolute; inset: 0; background-size: cover; background-position: center; }
.uploader-preview::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, .55));
}
.uploader-actions {
  position: absolute; right: 12px; top: 12px;
  display: flex; gap: 8px;
  z-index: 2;
}
.uploader-actions .btn-icon {
  background: rgba(0, 0, 0, .6);
  border-color: var(--line-strong);
  backdrop-filter: blur(6px);
  color: #fff;
}
.uploader-actions .btn-icon:hover { background: rgba(0, 0, 0, .8); }

/* —— Skeleton(骨架屏)—— */
.skel {
  background: linear-gradient(90deg,
    var(--bg-2) 0%,
    var(--bg-3) 50%,
    var(--bg-2) 100%);
  background-size: 200% 100%;
  animation: shimmer 1.4s linear infinite;
  border-radius: 6px;
}

/* —— Spinner —— */
.spinner {
  width: 16px; height: 16px;
  border: 2px solid var(--line-strong);
  border-top-color: var(--gold-0);
  border-radius: 50%;
  animation: spin .8s linear infinite;
  display: inline-block;
}

/* —— Empty —— */
.empty {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 80px 20px;
  color: var(--text-2);
  gap: 12px;
}
.empty svg { width: 48px; height: 48px; opacity: .5; }

/* —— 主题切换按钮 —— */
.theme-host { display: flex; align-items: center; }
.theme-fab {
  position: fixed;
  top: 20px; right: 20px;
  z-index: 50;
}
.theme-toggle {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--text-1);
  display: grid; place-items: center;
  transition: all var(--t-base);
  position: relative;
  overflow: hidden;
}
.theme-toggle:hover {
  color: var(--gold-0);
  border-color: var(--gold-1);
  background: var(--bg-3);
  box-shadow: var(--glow-gold);
  transform: rotate(-8deg);
}
.theme-toggle svg { width: 18px; height: 18px; }
:root[data-theme="dark"]  .theme-toggle .icon-sun  { display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: none; }
:root[data-theme="dark"]  .theme-toggle .icon-sun,
:root[data-theme="light"] .theme-toggle .icon-moon { animation: fadeIn var(--t-base) both; }