/* ========== 全局 ========== */
* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --primary: #6366f1;
  --primary-dark: #4f46e5;
  --cyan: #06b6d4;
  --pink: #ec4899;
  --green: #10b981;
  --red: #f43f5e;
  --orange: #f97316;
  --text: #1e2440;
  --text-2: #6b7194;
  --bg: #f4f6ff;
  --card: #ffffff;
  --shadow: 0 10px 30px rgba(79, 70, 229, .10);
  --shadow-hover: 0 18px 44px rgba(79, 70, 229, .18);
  --radius: 20px;
}
html, body { height: 100%; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
button { font-family: inherit; cursor: pointer; border: none; background: none; }
[hidden] { display: none !important; }

/* ========== 登录页 ========== */
.login-wrap {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #e0e7ff 0%, #f5f3ff 35%, #ecfeff 70%, #fdf2f8 100%);
  overflow: hidden;
}
.blob { position: absolute; border-radius: 50%; filter: blur(60px); opacity: .55; animation: float 12s ease-in-out infinite; }
.blob1 { width: 420px; height: 420px; background: #a5b4fc; top: -120px; left: -100px; }
.blob2 { width: 380px; height: 380px; background: #67e8f9; bottom: -140px; right: -80px; animation-delay: -4s; }
.blob3 { width: 300px; height: 300px; background: #f9a8d4; bottom: 10%; left: 12%; animation-delay: -8s; }
@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -40px) scale(1.08); }
}
.login-card {
  position: relative; z-index: 2;
  width: 380px; max-width: calc(100vw - 40px);
  background: rgba(255, 255, 255, .72);
  backdrop-filter: blur(22px);
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 28px;
  padding: 42px 36px 34px;
  box-shadow: 0 24px 60px rgba(79, 70, 229, .18);
  animation: cardIn .6s cubic-bezier(.2, .9, .3, 1.2);
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(36px) scale(.96); }
  to { opacity: 1; transform: none; }
}
.login-logo {
  width: 64px; height: 64px; margin: 0 auto 16px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 12px 24px rgba(99, 102, 241, .4);
  animation: pulse 2.6s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 12px 24px rgba(99, 102, 241, .4); }
  50% { box-shadow: 0 12px 34px rgba(6, 182, 212, .55); }
}
.login-card h1 { text-align: center; font-size: 24px; letter-spacing: 1px; }
.login-sub { text-align: center; color: var(--text-2); font-size: 13.5px; margin: 8px 0 26px; }
.field {
  display: flex; align-items: center; gap: 10px;
  background: #fff; border-radius: 14px;
  padding: 0 14px; margin-bottom: 14px;
  border: 2px solid transparent;
  box-shadow: 0 4px 14px rgba(99, 102, 241, .07);
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.field:focus-within {
  border-color: var(--primary);
  box-shadow: 0 6px 20px rgba(99, 102, 241, .22);
  transform: translateY(-1px);
}
.field-icon { color: #a5accc; display: flex; }
.field input {
  flex: 1; border: none; outline: none; background: none;
  height: 48px; font-size: 15px; color: var(--text);
}
.field input::placeholder { color: #b3b9d6; }
.login-options { display: flex; gap: 18px; margin: 2px 2px 14px; }
.mini-check { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-2); cursor: pointer; user-select: none; }
.mini-check input { width: 15px; height: 15px; accent-color: var(--primary); cursor: pointer; }
.login-error { color: var(--red); font-size: 13px; font-weight: 600; min-height: 19px; margin-bottom: 6px; text-align: center; }
.login-error.show { animation: shake .4s; }
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-7px); } 75% { transform: translateX(7px); }
}
.btn-primary {
  width: 100%; height: 50px; border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), #818cf8 55%, var(--cyan));
  color: #fff; font-size: 16px; font-weight: 700; letter-spacing: 4px;
  box-shadow: 0 12px 26px rgba(99, 102, 241, .38);
  transition: transform .18s, box-shadow .18s, filter .18s;
  display: flex; align-items: center; justify-content: center; gap: 8px;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 32px rgba(99, 102, 241, .5); filter: brightness(1.05); }
.btn-primary:active { transform: translateY(0) scale(.98); }
.spinner {
  width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(255,255,255,.4); border-top-color: #fff;
  animation: spin .7s linear infinite; display: none;
}
@keyframes spin { to { transform: rotate(360deg); } }
.login-btn.loading .btn-text { display: none; }
.login-btn.loading .spinner { display: block; }
.login-card.shake { animation: cardShake .4s; }
@keyframes cardShake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-9px); } 75% { transform: translateX(9px); }
}

/* ========== 主界面 ========== */
.app-wrap { min-height: 100vh; padding-bottom: 60px; }
.topbar {
  position: sticky; top: 0; z-index: 40;
  display: flex; align-items: center; gap: 18px;
  padding: 14px 26px;
  background: rgba(255, 255, 255, .82);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(99, 102, 241, .08);
}
.brand { display: flex; align-items: center; gap: 11px; font-size: 18px; font-weight: 800; letter-spacing: .5px; }
.brand-icon {
  width: 40px; height: 40px; border-radius: 13px;
  background: linear-gradient(135deg, var(--primary), var(--cyan));
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 18px rgba(99, 102, 241, .35);
}
.top-stats { display: flex; gap: 10px; margin-left: 8px; }
.stat-chip {
  display: flex; align-items: center; gap: 7px;
  padding: 7px 15px; border-radius: 999px; font-size: 13.5px; font-weight: 600;
}
.stat-chip .stat-num { font-size: 17px; font-weight: 800; }
.stat-pending { background: #fff3e8; color: var(--orange); }
.stat-pending .stat-num { color: #ea580c; }
.stat-done { background: #e9fbf3; color: #059669; }
.stat-done .stat-num { color: var(--green); }
.btn-ghost {
  margin-left: auto;
  padding: 9px 18px; border-radius: 11px;
  color: var(--text-2); font-size: 13.5px; font-weight: 600;
  border: 1.5px solid #e2e6f7; background: #fff;
  transition: all .2s;
}
.btn-ghost:hover { color: var(--red); border-color: #fecdd6; background: #fff1f2; }
.topbar .btn-ghost { margin-left: auto; }

.tabs {
  display: flex; align-items: center; gap: 10px;
  max-width: 1280px; margin: 26px auto 0; padding: 0 26px;
}
.tab {
  position: relative;
  padding: 11px 24px; border-radius: 999px;
  font-size: 15px; font-weight: 700; color: var(--text-2);
  background: #fff; border: 2px solid transparent;
  box-shadow: 0 4px 14px rgba(99, 102, 241, .07);
  display: flex; align-items: center; gap: 8px;
  transition: all .25s;
}
.tab:hover { transform: translateY(-2px); box-shadow: 0 10px 22px rgba(99, 102, 241, .14); }
.tab.active {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #818cf8);
  box-shadow: 0 10px 24px rgba(99, 102, 241, .4);
}
.tab-badge {
  min-width: 22px; height: 22px; padding: 0 7px; border-radius: 999px;
  background: var(--orange); color: #fff; font-size: 12px; font-weight: 800;
  display: inline-flex; align-items: center; justify-content: center;
}
.tab-badge-green { background: var(--green); }
.tab:not(.active) .tab-badge { color: #fff; }
.tab-refresh {
  width: 42px; height: 42px; border-radius: 50%;
  background: #fff; color: var(--primary);
  box-shadow: 0 4px 14px rgba(99, 102, 241, .1);
  display: flex; align-items: center; justify-content: center;
  transition: all .3s;
}
.tab-refresh:hover { transform: rotate(180deg); background: var(--primary); color: #fff; }

/* 来源筛选栏 */
.source-bar {
  max-width: 1280px; margin: 14px auto 0; padding: 0 26px;
  display: flex; align-items: center; gap: 10px;
}
.source-label { font-size: 13px; font-weight: 600; color: var(--text-2); margin-right: 4px; }
.src-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 7px 18px; border-radius: 999px;
  font-size: 13px; font-weight: 600; color: var(--text-2);
  background: #fff; border: 1.5px solid #e5e7f0;
  transition: all .2s;
}
.src-btn:hover { border-color: var(--primary); color: var(--primary); }
.src-btn.active {
  color: #fff; border-color: transparent;
  background: linear-gradient(135deg, var(--primary), #818cf8);
  box-shadow: 0 6px 16px rgba(99, 102, 241, .25);
}
.src-badge {
  min-width: 18px; height: 18px; padding: 0 5px; border-radius: 999px;
  background: var(--orange); color: #fff; font-size: 11px; font-weight: 800;
  display: inline-flex; align-items: center; justify-content: center;
}
.src-badge-blue { background: #3b82f6; }
.src-btn:not(.active) .src-badge { opacity: .8; }

/* 卡片来源标签 */
.card-tag {
  display: inline-block; margin-left: auto;
  padding: 1px 8px; border-radius: 6px;
  font-size: 11px; font-weight: 700; line-height: 18px;
}
.tag-auto { background: #fff3e8; color: var(--orange); }
.tag-manual { background: #e8f2ff; color: #3b82f6; }
.card-time { display: flex; align-items: center; gap: 5px; }

/* 批量操作栏 */
.bulkbar {
  max-width: 1280px; margin: 18px auto 0; padding: 0 26px;
  display: flex; align-items: center; gap: 14px;
  animation: slideDown .3s ease;
}
@keyframes slideDown { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: none; } }
.check-all { display: flex; align-items: center; gap: 7px; font-size: 14px; font-weight: 600; color: var(--text); cursor: pointer; }
.check-all input { width: 17px; height: 17px; accent-color: var(--primary); cursor: pointer; }
.bulk-count { font-size: 14px; color: var(--text-2); }
.bulk-count b { color: var(--primary); font-size: 16px; }
.bulk-spacer { flex: 1; }
.bulk-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 10px 18px; border-radius: 12px;
  font-size: 13.5px; font-weight: 700;
  transition: all .2s;
}
.bulk-process { background: #e9fbf3; color: #059669; }
.bulk-process:hover { background: var(--green); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(16,185,129,.35); }
.bulk-delete { background: #fff1f2; color: var(--red); }
.bulk-delete:hover { background: var(--red); color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(244,63,94,.35); }
.bulk-download { background: #eff6ff; color: #2563eb; }
.bulk-download:hover { background: #3b82f6; color: #fff; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(59,130,246,.35); }
.bulk-cancel { color: var(--text-2); padding: 10px 12px; }
.bulk-cancel:hover { color: var(--text); }

/* ========== 画廊 ========== */
.gallery {
  max-width: 1280px; margin: 22px auto 0; padding: 0 26px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 20px;
}
.card {
  background: var(--card);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .28s cubic-bezier(.2,.8,.3,1), box-shadow .28s, opacity .3s;
  animation: cardUp .45s both;
  cursor: pointer;
  position: relative;
}
@keyframes cardUp {
  from { opacity: 0; transform: translateY(26px) scale(.97); }
  to { opacity: 1; transform: none; }
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.card.selected { outline: 3px solid var(--primary); outline-offset: 1px; }
.card.removing { opacity: 0; transform: scale(.9); transition: all .3s; }
.card.done .thumb-wrap::after {
  content: "已处理";
  position: absolute; top: 10px; left: 10px;
  background: linear-gradient(135deg, var(--green), #34d399);
  color: #fff; font-size: 11.5px; font-weight: 800; letter-spacing: 1px;
  padding: 4px 11px; border-radius: 999px;
  box-shadow: 0 6px 14px rgba(16,185,129,.4);
  z-index: 2;
}
.thumb-wrap {
  position: relative; aspect-ratio: 9 / 13;
  background: linear-gradient(135deg, #eef1ff, #e6fbff);
  overflow: hidden;
}
.thumb {
  width: 100%; height: 100%; object-fit: cover; display: block;
  opacity: 0; transition: opacity .4s, transform .5s;
}
.thumb.loaded { opacity: 1; }
.card:hover .thumb.loaded { transform: scale(1.06); }
.thumb-wrap .shimmer {
  position: absolute; inset: 0;
  background: linear-gradient(100deg, #eef1ff 30%, #f7f9ff 50%, #eef1ff 70%);
  background-size: 200% 100%;
  animation: shimmer 1.3s infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }
.card-check {
  position: absolute; top: 10px; right: 10px; z-index: 3;
  width: 28px; height: 28px; border-radius: 50%;
  background: rgba(255,255,255,.9);
  border: 2px solid rgba(255,255,255,.95);
  box-shadow: 0 3px 10px rgba(30,36,64,.2);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; transform: scale(.8);
  transition: all .2s;
}
.card:hover .card-check, .card.selected .card-check { opacity: 1; transform: scale(1); }
.card.selected .card-check { background: var(--primary); }
.card-check svg { width: 15px; height: 15px; stroke: #fff; opacity: 0; }
.card.selected .card-check svg { opacity: 1; }
.card-foot {
  padding: 11px 12px 12px;
}
.card-time { font-size: 12.5px; color: var(--text-2); display: flex; align-items: center; gap: 5px; margin-bottom: 9px; }
.card-actions { display: flex; gap: 8px; }
.card-btn {
  flex: 1; padding: 8px 0; border-radius: 10px;
  font-size: 12.5px; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center; gap: 5px;
  transition: all .2s;
}
.card-btn svg { width: 14px; height: 14px; }
.btn-done { background: #e9fbf3; color: #059669; }
.btn-done:hover { background: var(--green); color: #fff; }
.btn-undo { background: #eef2ff; color: var(--primary-dark); }
.btn-undo:hover { background: var(--primary); color: #fff; }
.btn-del { background: #fff1f2; color: var(--red); }
.btn-del:hover { background: var(--red); color: #fff; }
.btn-dl { background: #eff6ff; color: #2563eb; }
.btn-dl:hover { background: #3b82f6; color: #fff; }

/* 空状态 */
.empty { text-align: center; padding: 90px 20px; animation: cardUp .5s both; }
.empty-illu {
  width: 130px; height: 130px; margin: 0 auto 22px;
  border-radius: 36px;
  background: linear-gradient(135deg, #eef2ff, #cffafe);
  color: #818cf8;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 16px 40px rgba(99,102,241,.18);
  animation: floaty 3.4s ease-in-out infinite;
}
@keyframes floaty { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }
.empty-title { font-size: 20px; font-weight: 800; color: var(--text); }
.empty-sub { margin-top: 10px; color: var(--text-2); font-size: 14px; }

/* ========== 大图 Lightbox ========== */
.lightbox { position: fixed; inset: 0; z-index: 90; display: flex; align-items: center; justify-content: center; }
.lightbox-mask { position: absolute; inset: 0; background: rgba(24, 27, 51, .72); backdrop-filter: blur(6px); animation: fadeIn .25s; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
#lbImg {
  position: relative; z-index: 2;
  max-width: min(86vw, 720px); max-height: 82vh;
  border-radius: 18px; box-shadow: 0 30px 80px rgba(0,0,0,.5);
  animation: zoomIn .3s cubic-bezier(.2,.9,.3,1.2);
  object-fit: contain; background: #11142a;
}
@keyframes zoomIn { from { opacity: 0; transform: scale(.85); } to { opacity: 1; transform: scale(1); } }
.lb-nav {
  position: absolute; z-index: 3; top: 50%; transform: translateY(-50%);
  width: 50px; height: 50px; border-radius: 50%;
  background: rgba(255,255,255,.14); color: #fff;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s; backdrop-filter: blur(6px);
}
.lb-nav:hover { background: rgba(255,255,255,.3); transform: translateY(-50%) scale(1.08); }
.lb-prev { left: 26px; } .lb-next { right: 26px; }
.lb-close {
  position: absolute; z-index: 3; top: 22px; right: 24px;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,.14); color: #fff;
  display: flex; align-items: center; justify-content: center;
  transition: all .2s;
}
.lb-close:hover { background: var(--red); transform: rotate(90deg); }
.lb-bar {
  position: absolute; z-index: 3; bottom: 24px; left: 50%; transform: translateX(-50%);
  display: flex; align-items: center; gap: 18px;
  background: rgba(255,255,255,.13); backdrop-filter: blur(12px);
  padding: 10px 18px; border-radius: 999px;
  color: #fff; font-size: 13.5px;
  animation: slideUp .3s;
}
@keyframes slideUp { from { opacity: 0; transform: translate(-50%, 14px); } to { opacity: 1; transform: translate(-50%, 0); } }
.lb-actions { display: flex; gap: 9px; }
.lb-btn { padding: 8px 17px; border-radius: 999px; font-size: 13px; font-weight: 700; color: #fff; transition: all .2s; }
.lb-done { background: var(--green); }
.lb-done:hover { filter: brightness(1.1); transform: translateY(-1px); }
.lb-dl { background: #3b82f6; }
.lb-dl:hover { filter: brightness(1.1); transform: translateY(-1px); }
.lb-del { background: var(--red); }
.lb-del:hover { filter: brightness(1.1); transform: translateY(-1px); }

/* ========== 确认弹窗 ========== */
.modal-mask {
  position: fixed; inset: 0; z-index: 95;
  background: rgba(24,27,51,.45); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center;
  animation: fadeIn .25s;
}
.modal {
  width: 380px; max-width: calc(100vw - 40px);
  background: #fff; border-radius: 24px;
  padding: 32px 28px 26px; text-align: center;
  box-shadow: 0 30px 70px rgba(24,27,51,.3);
  animation: popIn .32s cubic-bezier(.2,.9,.3,1.25);
}
@keyframes popIn { from { opacity: 0; transform: scale(.86) translateY(20px); } to { opacity: 1; transform: none; } }
.modal-icon {
  width: 66px; height: 66px; margin: 0 auto 16px;
  border-radius: 50%;
  background: linear-gradient(135deg, #ffe4e6, #fff1f2);
  color: var(--red);
  display: flex; align-items: center; justify-content: center;
}
.modal h3 { font-size: 19px; font-weight: 800; }
.modal-text { color: var(--text-2); font-size: 14px; line-height: 1.7; margin: 12px 0 24px; }
.modal-text b { color: var(--red); font-size: 16px; }
.modal-actions { display: flex; gap: 12px; }
.modal-actions button { flex: 1; height: 46px; border-radius: 13px; font-size: 15px; font-weight: 700; }
.modal-cancel { background: #f1f3fb; color: var(--text-2); transition: all .2s; }
.modal-cancel:hover { background: #e6e9f8; color: var(--text); }
.btn-danger {
  background: linear-gradient(135deg, var(--red), #fb7185);
  color: #fff; box-shadow: 0 10px 22px rgba(244,63,94,.35);
  transition: all .2s;
}
.btn-danger:hover { transform: translateY(-2px); filter: brightness(1.06); }

/* ========== Toast ========== */
.toast-wrap {
  position: fixed; top: 22px; left: 50%; transform: translateX(-50%);
  z-index: 120; display: flex; flex-direction: column; gap: 10px; align-items: center;
  pointer-events: none;
}
.toast {
  display: flex; align-items: center; gap: 9px;
  background: rgba(30, 36, 64, .92); color: #fff;
  padding: 12px 22px; border-radius: 999px;
  font-size: 14px; font-weight: 600;
  box-shadow: 0 14px 34px rgba(24,27,51,.35);
  animation: toastIn .35s cubic-bezier(.2,.9,.3,1.3);
}
.toast.ok { background: linear-gradient(135deg, #10b981, #34d399); }
.toast.err { background: linear-gradient(135deg, #f43f5e, #fb7185); }
.toast.out { animation: toastOut .3s forwards; }
@keyframes toastIn { from { opacity: 0; transform: translateY(-22px) scale(.92); } to { opacity: 1; transform: none; } }
@keyframes toastOut { to { opacity: 0; transform: translateY(-16px) scale(.95); } }

@media (hover: none) {
  .card-check { opacity: 1; transform: scale(1); }
}
@media (max-width: 640px) {
  .brand span { display: none; }
  .stat-label { display: none; }
  .topbar { padding: 12px 14px; gap: 10px; }
  .tabs, .bulkbar, .gallery { padding-left: 14px; padding-right: 14px; }
  .gallery { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 13px; }
  .bulkbar { flex-wrap: wrap; gap: 10px; }
  .lb-prev { left: 8px; } .lb-next { right: 8px; }
}