/* ============================================================
   相册页。跟计时器共用同一套配色，别改 --accent-* 的名字。
   手机优先，360~430px 调过。
   ============================================================ */

:root {
  --accent-a: #ff9ec4;
  --accent-b: #ffd9a8;
  --accent-c: #b58cff;
  --muted: rgba(255, 255, 255, 0.52);
  --faint: rgba(255, 255, 255, 0.3);
  --line: rgba(255, 255, 255, 0.1);
  --glow: rgba(255, 120, 170, 0.32);
  --bg: #100a14;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

/* 关键：下面的 .viewer / .overlay 都写了 display:flex，
   会把浏览器默认的 [hidden]{display:none} 盖掉，锁屏和大图层就关不上了。
   用这条兜底，保证 hidden 一定生效。 */
[hidden] {
  display: none !important;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100dvh;
  background-color: var(--bg);
  background-image:
    radial-gradient(120% 70% at 18% 0%, rgba(255, 120, 170, 0.16), transparent 62%),
    radial-gradient(110% 60% at 88% 100%, rgba(120, 140, 255, 0.13), transparent 62%);
  background-attachment: fixed;

  color: #fff;
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Noto Sans SC", "Microsoft YaHei", "Helvetica Neue", sans-serif;

  padding: 0 calc(env(safe-area-inset-right) + 12px)
           calc(env(safe-area-inset-bottom) + 96px)
           calc(env(safe-area-inset-left) + 12px);

  -webkit-user-select: none;
  user-select: none;
  overscroll-behavior-y: none;
}

/* ---------- 顶部 ---------- */

.top {
  position: sticky;
  top: 0;
  z-index: 20;

  display: flex;
  align-items: center;
  gap: 10px;

  margin: 0 -12px;
  padding: calc(env(safe-area-inset-top) + 12px) 16px 10px;

  background: linear-gradient(to bottom, rgba(16, 10, 20, 0.96) 55%, rgba(16, 10, 20, 0));
  backdrop-filter: blur(10px);
}

.back {
  flex: none;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;

  font-size: 26px;
  line-height: 1;
  padding-bottom: 4px;

  color: var(--muted);
  text-decoration: none;
  border-radius: 50%;
  transition: background 0.2s, color 0.2s;
}

.back:active {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.top h1 {
  flex: 1;
  margin: 0;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.count {
  flex: none;
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.05em;
  font-variant-numeric: tabular-nums;
}

/* ---------- 两个墙的切换 ---------- */

.tabs {
  display: flex;
  gap: 6px;
  margin: 2px 0 6px;
  padding: 4px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--line);
}

.tab {
  flex: 1;
  padding: 9px 0;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);

  font-family: inherit;
  font-size: 13.5px;
  letter-spacing: 0.1em;
  cursor: pointer;

  transition: background 0.25s, color 0.25s, box-shadow 0.25s;
}

.tab.on {
  color: #1a0d16;
  font-weight: 700;
  background: linear-gradient(150deg, var(--accent-b), var(--accent-a) 55%, var(--accent-c));
  box-shadow: 0 6px 18px -6px var(--glow);
}

.tab .lock {
  font-style: normal;
  font-size: 10px;
  margin-left: 2px;
  opacity: 0.9;
}

.tab.on .lock {
  opacity: 1;
}

.hint {
  margin: 0 2px 10px;
  font-size: 11px;
  line-height: 1.6;
  color: var(--faint);
}

/* ---------- 九宫格 ---------- */

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 4px;
}

.cell {
  position: relative;
  aspect-ratio: 1;
  padding: 0;
  border: 0;
  border-radius: 10px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.05);
  cursor: pointer;
}

.cell img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.cell img.ready {
  opacity: 1;
}

.cell::after {
  /* 轻微压暗，让小图在白背景里也不刺眼 */
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.16), transparent 55%);
  pointer-events: none;
}

.cell:active {
  transform: scale(0.97);
  transition: transform 0.12s;
}

/* ---------- 空态 ---------- */

.empty {
  padding: 72px 20px 40px;
  text-align: center;
  color: var(--faint);
}

.empty-icon {
  font-size: 46px;
  line-height: 1;
  margin-bottom: 18px;
  background: linear-gradient(150deg, var(--accent-b), var(--accent-a), var(--accent-c));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.empty p {
  margin: 0;
  font-size: 13.5px;
  letter-spacing: 0.08em;
}

.empty-sub {
  margin-top: 8px !important;
  font-size: 11.5px !important;
  color: rgba(255, 255, 255, 0.22);
}

/* ---------- 加号 ---------- */

.fab {
  position: fixed;
  right: calc(env(safe-area-inset-right) + 16px);
  bottom: calc(env(safe-area-inset-bottom) + 18px);
  z-index: 30;

  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 13px 20px 13px 15px;
  border: 0;
  border-radius: 999px;

  font-family: inherit;
  font-size: 14px;
  letter-spacing: 0.1em;
  line-height: 1;
  color: #1a0d16;

  background: linear-gradient(150deg, var(--accent-b), var(--accent-a) 55%, var(--accent-c));
  box-shadow: 0 10px 26px -8px var(--glow), 0 2px 8px rgba(0, 0, 0, 0.4);

  cursor: pointer;
  transition: transform 0.16s;
}

.fab .plus {
  font-size: 18px;
  line-height: 1;
  margin-top: -1px;
}

.fab:active {
  transform: scale(0.94);
}

.empty-btn {
  margin-top: 22px;
  padding: 11px 22px;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 999px;

  font-family: inherit;
  font-size: 13px;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.8);

  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
}

.empty-btn:active {
  background: rgba(255, 255, 255, 0.13);
  transform: scale(0.97);
}

/* ---------- 锁 / 弹层 ---------- */

.overlay {
  position: fixed;
  inset: 0;
  z-index: 60;

  display: flex;
  align-items: center;
  justify-content: center;

  padding: 24px;
  background: rgba(10, 6, 12, 0.78);
  backdrop-filter: blur(14px);
  animation: fade 0.2s ease;
}

@keyframes fade {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.panel {
  width: 100%;
  max-width: 330px;
  padding: 26px 22px 18px;
  border-radius: 22px;
  text-align: center;

  background: rgba(30, 20, 34, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: 0 24px 60px -20px rgba(0, 0, 0, 0.9);
  animation: pop 0.26s cubic-bezier(0.2, 0.9, 0.25, 1);
}

@keyframes pop {
  from { opacity: 0; transform: translateY(10px) scale(0.97); }
  to   { opacity: 1; transform: none; }
}

.lock-icon {
  font-size: 30px;
  line-height: 1;
  margin-bottom: 14px;
}

.panel h2 {
  margin: 0 0 6px;
  font-size: 16px;
  letter-spacing: 0.14em;
  font-weight: 600;
}

.panel .sub {
  margin: 0 0 18px;
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.06em;
}

.panel input {
  width: 100%;
  padding: 13px 14px;
  border-radius: 13px;

  font-family: inherit;
  font-size: 15px;
  text-align: center;
  letter-spacing: 0.16em;

  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  outline: none;
  -webkit-appearance: none;
}

.panel input:focus {
  border-color: rgba(255, 158, 196, 0.55);
  box-shadow: 0 0 0 3px rgba(255, 158, 196, 0.12);
}

/* 改口令面板里有两个输入框，上下留点缝 */
.panel input + input,
.panel select + input {
  margin-top: 10px;
}

.panel select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 13px;

  font-family: inherit;
  font-size: 14.5px;
  text-align: center;
  letter-spacing: 0.1em;

  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.panel select:focus {
  border-color: rgba(255, 158, 196, 0.55);
  box-shadow: 0 0 0 3px rgba(255, 158, 196, 0.12);
}

.panel select option {
  color: #fff;
  background: #1e1422;
}

.panel .meta {
  margin: 10px 0 0;
  font-size: 11.5px;
  color: var(--faint);
  letter-spacing: 0.04em;
  font-variant-numeric: tabular-nums;
}

.err {
  min-height: 18px;
  margin: 8px 0 4px;
  font-size: 11.5px;
  color: #ff8f9e;
  letter-spacing: 0.04em;
}

.primary,
.ghost {
  width: 100%;
  padding: 12px 0;
  margin-top: 6px;
  border: 0;
  border-radius: 13px;

  font-family: inherit;
  font-size: 14px;
  letter-spacing: 0.14em;
  cursor: pointer;
  transition: transform 0.15s, opacity 0.2s;
}

.primary {
  color: #1a0d16;
  font-weight: 700;
  background: linear-gradient(150deg, var(--accent-b), var(--accent-a) 55%, var(--accent-c));
}

.primary:disabled {
  opacity: 0.55;
}

.ghost {
  margin-top: 4px;
  background: transparent;
  color: var(--faint);
  font-size: 12.5px;
}

.primary:active,
.ghost:active {
  transform: scale(0.98);
}

/* ---------- 看大图 ---------- */

.viewer {
  position: fixed;
  inset: 0;
  z-index: 80;

  display: flex;
  align-items: center;
  justify-content: center;

  background: #000;
  animation: fade 0.18s ease;
  touch-action: pan-y;
}

.viewer img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
  opacity: 0;
  transition: opacity 0.22s ease;
}

.viewer img.ready {
  opacity: 1;
}

.vbtn {
  position: absolute;
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;

  border: 0;
  border-radius: 50%;
  background: rgba(20, 14, 24, 0.55);
  backdrop-filter: blur(8px);

  color: rgba(255, 255, 255, 0.8);
  font-size: 17px;
  cursor: pointer;
}

.vbtn:active {
  background: rgba(40, 30, 46, 0.8);
}

.close {
  top: calc(env(safe-area-inset-top) + 12px);
  left: calc(env(safe-area-inset-left) + 12px);
}

.del {
  top: calc(env(safe-area-inset-top) + 12px);
  right: calc(env(safe-area-inset-right) + 12px);
  font-size: 15px;
}

.vcount {
  position: absolute;
  bottom: calc(env(safe-area-inset-bottom) + 18px);
  left: 50%;
  transform: translateX(-50%);

  padding: 5px 12px;
  border-radius: 999px;

  font-size: 11.5px;
  letter-spacing: 0.1em;
  font-variant-numeric: tabular-nums;

  color: rgba(255, 255, 255, 0.7);
  background: rgba(20, 14, 24, 0.55);
  backdrop-filter: blur(8px);
}

/* ---------- 提示条 ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(env(safe-area-inset-bottom) + 92px);
  transform: translate(-50%, 10px);
  z-index: 90;

  max-width: 80vw;
  padding: 9px 16px;
  border-radius: 999px;

  font-size: 12.5px;
  letter-spacing: 0.05em;

  color: #fff;
  background: rgba(40, 28, 46, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.8);

  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s, transform 0.25s;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------- 上传进度 ---------- */

.progress {
  position: fixed;
  left: 16px;
  right: 16px;
  bottom: calc(env(safe-area-inset-bottom) + 88px);
  z-index: 70;

  padding: 10px 14px;
  border-radius: 14px;

  background: rgba(32, 22, 38, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: 0 12px 30px -12px rgba(0, 0, 0, 0.9);
}

.progress .bar {
  height: 3px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.12);
  overflow: hidden;
}

.progress .bar i {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent-a), var(--accent-c));
  transition: width 0.2s ease;
}

.progress span {
  display: block;
  margin-top: 7px;
  font-size: 11.5px;
  color: var(--muted);
  letter-spacing: 0.05em;
}

/* ---------- 减少动态效果 ---------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}