/* Reusable components */

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 500;
  transition: all .2s;
  white-space: nowrap;
  cursor: pointer;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}
.btn--primary:hover {
  background: var(--color-primary-dark);
  box-shadow: 0 6px 16px rgba(47,107,255,.3);
}

.btn--ghost {
  color: var(--color-text-secondary);
}
.btn--ghost:hover {
  color: var(--color-primary);
}

.btn--outline {
  border: 1px solid var(--color-border);
  color: var(--color-text);
}
.btn--outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn--lg {
  padding: 10px 22px;
  font-size: 15px;
}

.btn--sm {
  padding: 5px 12px;
  font-size: 12px;
}

/* ===== Badge ===== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  line-height: 1.4;
  font-weight: 500;
}

.badge-new {
  background: linear-gradient(135deg, #FF5C5C 0%, #FF8A4C 100%);
  color: #fff;
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 4px;
  font-weight: 700;
  letter-spacing: .5px;
}

.tag:not(body) {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  line-height: 1.4;
  font-weight: 500;
}

.tag--pin     { background: #FEF3C7; color: #B45309; }
.tag--running { background: #DCFCE7; color: #15803D; }
.tag--ending  { background: #FFEDD5; color: #C2410C; }
.tag--finished{ background: #E2E8F0; color: #475569; }
.tag--bonus   { background: #FFF7E6; color: #C2410C; }

/* ===== Section block ===== */
.section {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
}

.section__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.section__title {
  font-size: 18px;
  font-weight: 700;
  color: var(--color-text);
  display: flex;
  align-items: center;
  gap: 10px;
}

.section__title .badge-new {
  margin-left: 4px;
}

.section__more {
  font-size: 13px;
  color: var(--color-text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.section__more:hover {
  color: var(--color-primary);
}

/* ===== Tabs ===== */
.tabs {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: var(--color-bg-soft);
  border-radius: var(--radius-md);
  padding: 4px;
}

.tabs__item {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all .2s;
}

.tabs__item.is-active {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 6px rgba(47,107,255,.3);
}

/* ===== Select (fake) ===== */
.fake-select {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 13px;
  color: var(--color-text-secondary);
  background: #fff;
  cursor: pointer;
  transition: all .2s;
}

.fake-select:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.fake-select::after {
  content: "";
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid currentColor;
  margin-left: 4px;
}

/* ===== Search box ===== */
.search-box {
  position: relative;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px) saturate(160%);
  -webkit-backdrop-filter: blur(10px) saturate(160%);
  border-radius: var(--radius-full);
  padding: 6px 6px 6px 24px;
  box-shadow: 0 12px 36px rgba(31,41,55,.08);
  border: 1px solid rgba(47,107,255,.12);
  transition: box-shadow .3s ease, border-color .3s ease, transform .3s ease;
}

/* 渐变流动描边（hover/focus 才显现） */
.search-box::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1.5px;
  background: linear-gradient(120deg,
    rgba(47,107,255,.0) 0%,
    rgba(47,107,255,.85) 25%,
    rgba(124,58,237,.85) 50%,
    rgba(47,107,255,.85) 75%,
    rgba(47,107,255,.0) 100%);
  background-size: 200% 100%;
  -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;
  opacity: 0;
  animation: search-flow 3.5s linear infinite;
  transition: opacity .35s ease;
  pointer-events: none;
}

.search-box:hover,
.search-box:focus-within {
  border-color: transparent;
  box-shadow: 0 16px 44px rgba(47,107,255,.18), 0 0 0 4px rgba(47,107,255,.06);
  transform: translateY(-1px);
}

.search-box:hover::before,
.search-box:focus-within::before {
  opacity: 1;
}

@keyframes search-flow {
  0%   { background-position: 0% 0; }
  100% { background-position: 200% 0; }
}

/* focus 时输入框内部扫光（极淡的高光从左滑过一次） */
.search-box:focus-within::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0; left: -30%;
  width: 30%;
  background: linear-gradient(90deg, transparent, rgba(47,107,255,.12), transparent);
  border-radius: inherit;
  animation: search-shine 1.2s ease-out;
  pointer-events: none;
}

@keyframes search-shine {
  0%   { left: -30%; opacity: 0; }
  20%  { opacity: 1; }
  100% { left: 100%; opacity: 0; }
}

.search-box__input {
  position: relative;
  z-index: 1;
  flex: 1;
  border: 0;
  outline: 0;
  background: transparent;
  height: 44px;
  font-size: 15px;
  color: var(--color-text);
}

.search-box__input::placeholder {
  color: var(--color-text-muted);
}

.search-box__btn {
  position: relative;
  z-index: 1;
  width: 56px;
  height: 44px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary) 0%, #6E8FFF 100%);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background .2s, box-shadow .25s, transform .2s;
}

.search-box__btn:hover {
  box-shadow: 0 6px 18px rgba(47,107,255,.4);
  transform: scale(1.04);
}

/* ===== Hot keyword pills ===== */
.hot-keywords {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}

.hot-keywords__label {
  font-size: 13px;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.hot-keywords__item {
  font-size: 13px;
  color: var(--color-text-secondary);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all .2s;
}

.hot-keywords__item:hover {
  color: var(--color-primary);
  background: rgba(47,107,255,.08);
}