:root {
  --text: #1f2937;
  --muted: rgba(75, 85, 99, 0.88);
  --panel: rgba(255, 255, 255, 0.36);
  --panel-strong: rgba(255, 255, 255, 0.62);
  --panel-border: rgba(255, 255, 255, 0.58);
  --shadow: 0 24px 70px rgba(31, 41, 55, 0.18);
  --soft-shadow: 0 12px 32px rgba(31, 41, 55, 0.12);
  --terminal: #1e1e1e;
  --terminal-bar: #323233;
  --accent: #10b981;
  --radius-lg: 32px;
  color-scheme: light;
}

.dark {
  --text: #e5e7eb;
  --muted: rgba(209, 213, 219, 0.82);
  --panel: rgba(0, 0, 0, 0.36);
  --panel-strong: rgba(26, 26, 26, 0.78);
  --panel-border: rgba(255, 255, 255, 0.12);
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
  --soft-shadow: 0 12px 32px rgba(0, 0, 0, 0.28);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: #0d0d0d;
}

body {
  min-height: 100dvh;
  margin: 0;
  overflow-x: hidden;
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: geometricPrecision;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

[x-cloak] {
  display: none !important;
}

::selection {
  color: #052e16;
  background: rgba(134, 239, 172, 0.75);
}

.dark ::selection {
  color: #dcfce7;
  background: rgba(22, 101, 52, 0.82);
}

/* 背景渐变：保持原页面轻盈、流动的视觉质感。 */
@keyframes flow {
  0% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
  100% {
    background-position: 0% 50%;
  }
}

.bg-layer {
  position: fixed;
  inset: 0;
  z-index: -1;
  background-size: 400% 400%;
  animation: flow 15s ease infinite;
  transition: opacity 900ms ease;
}

.bg-light {
  background-image: linear-gradient(-45deg, #ffdde1, #c3e8ff, #dcfce7, #e0c3fc);
}

.bg-dark {
  background-image: linear-gradient(-45deg, #0f172a, #1e1b4b, #064e3b, #312e81);
}

.is-hidden {
  opacity: 0;
}

.is-visible {
  opacity: 1;
}

/* 开屏动画：水波破晓，2.5 秒后由 app.js 移除 DOM。 */
@keyframes splashFade {
  0%,
  82% {
    opacity: 1;
  }
  100% {
    opacity: 0;
  }
}

@keyframes rippleDawn {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.18);
    box-shadow: 0 0 0 rgba(125, 211, 252, 0);
  }
  22% {
    opacity: 1;
    box-shadow: 0 0 38px rgba(125, 211, 252, 0.68), inset 0 0 24px rgba(167, 243, 208, 0.36);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(5.4);
    box-shadow: 0 0 110px rgba(186, 230, 253, 0.12), inset 0 0 48px rgba(167, 243, 208, 0.06);
  }
}

@keyframes brandDawn {
  0%,
  22% {
    opacity: 0;
    filter: blur(14px);
    transform: translateY(10px) scale(0.96);
  }
  44%,
  82% {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0) scale(1);
  }
  100% {
    opacity: 0;
    filter: blur(7px);
    transform: translateY(-6px) scale(1.02);
  }
}

.splash-screen {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  overflow: hidden;
  background: #000;
  animation: splashFade 2.5s ease forwards;
}

.splash-ripple,
.splash-ripple::before,
.splash-ripple::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 132px;
  height: 132px;
  border: 1px solid rgba(186, 230, 253, 0.78);
  border-radius: 999px;
  content: "";
  transform: translate(-50%, -50%);
  animation: rippleDawn 2.5s cubic-bezier(0.17, 0.84, 0.44, 1) forwards;
}

.splash-ripple::before {
  width: 92px;
  height: 92px;
  border-color: rgba(167, 243, 208, 0.72);
  animation-delay: 160ms;
}

.splash-ripple::after {
  width: 172px;
  height: 172px;
  border-color: rgba(224, 195, 252, 0.5);
  animation-delay: 320ms;
}

.splash-brand {
  position: relative;
  z-index: 2;
  color: rgba(245, 253, 255, 0.96);
  font-family: "Fira Code", Consolas, ui-monospace, monospace;
  font-size: clamp(34px, 12vw, 76px);
  font-weight: 700;
  letter-spacing: 0;
  text-shadow: 0 0 24px rgba(125, 211, 252, 0.75), 0 0 62px rgba(16, 185, 129, 0.28);
  animation: brandDawn 2.5s ease forwards;
}

.app-shell {
  position: relative;
  z-index: 1;
  display: flex;
  width: min(100%, 448px);
  min-height: 100dvh;
  flex-direction: column;
  gap: 24px;
  margin: 0 auto;
  padding: 24px 20px 20px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.glass {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  box-shadow: var(--soft-shadow);
  backdrop-filter: blur(18px) saturate(135%);
  -webkit-backdrop-filter: blur(18px) saturate(135%);
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 34px;
  padding: 7px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
}

.status-dot {
  position: relative;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #22c55e;
}

.status-dot::before {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: #4ade80;
  content: "";
  animation: ping 1.2s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes ping {
  75%,
  100% {
    opacity: 0;
    transform: scale(2.3);
  }
}

.icon-button {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  padding: 0;
  border: 0;
  border-radius: 999px;
  color: var(--text);
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease;
}

.icon-button:hover {
  transform: translateY(-1px) scale(1.03);
}

.icon-button:active {
  transform: scale(0.95);
}

.icon {
  width: 22px;
  height: 22px;
}

.sun {
  color: #ca8a04;
}

.moon {
  color: #93c5fd;
}

/* 3D 名片翻转逻辑。 */
.card-scene {
  width: 100%;
  margin-top: 8px;
  perspective: 1200px;
}

.profile-card {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 5;
  border: 0;
  border-radius: var(--radius-lg);
  background: transparent;
  cursor: pointer;
  transform-style: preserve-3d;
  transition: transform 800ms cubic-bezier(0.4, 0.2, 0.2, 1);
}

.profile-card.is-flipped {
  transform: rotateY(180deg);
}

.card-face {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100%;
  overflow: hidden;
  border-radius: var(--radius-lg);
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  box-shadow: var(--shadow);
}

.card-front {
  align-items: center;
  justify-content: center;
  padding: 24px;
  text-align: center;
}

.avatar-wrap {
  position: relative;
  width: 112px;
  height: 112px;
  margin-bottom: 20px;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.avatar-glow {
  position: absolute;
  inset: 0;
  border-radius: 999px;
  background: linear-gradient(35deg, #f9a8d4, #93c5fd, #bbf7d0);
  filter: blur(4px);
  opacity: 0.72;
  animation: spin 4s linear infinite;
}

.dark .avatar-glow {
  background: linear-gradient(35deg, #6366f1, #a855f7, #2dd4bf);
}

.avatar {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  border: 2px solid rgba(255, 255, 255, 0.84);
  border-radius: inherit;
  object-fit: cover;
}

.dark .avatar {
  border-color: rgba(31, 41, 55, 0.9);
}

.name {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 0;
}

.handle {
  margin-left: 6px;
  color: var(--muted);
  font-size: 20px;
  font-weight: 600;
}

.quote {
  margin: 0 0 24px;
  color: var(--muted);
  font-family: ui-serif, Georgia, Cambria, "Times New Roman", Times, serif;
  font-size: 14px;
  font-style: italic;
  letter-spacing: 0.12em;
  line-height: 1.8;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 32px;
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 30px;
  padding: 6px 13px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.48);
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
  box-shadow: 0 6px 18px rgba(31, 41, 55, 0.08);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.dark .tag {
  border-color: rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.1);
}

.tap-hint {
  position: absolute;
  right: 0;
  bottom: 20px;
  left: 0;
  margin: 0;
  color: rgba(107, 114, 128, 0.9);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: pulse 1.8s ease-in-out infinite;
}

.dark .tap-hint {
  color: rgba(156, 163, 175, 0.92);
}

@keyframes pulse {
  50% {
    opacity: 0.45;
  }
}

.card-back {
  background: var(--terminal);
  border: 1px solid rgba(75, 85, 99, 0.82);
  color: #a9b7c6;
  text-align: left;
  transform: rotateY(180deg);
}

.terminal-bar {
  position: relative;
  display: flex;
  align-items: center;
  height: 36px;
  flex: 0 0 auto;
  padding: 0 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.32);
  background: var(--terminal-bar);
}

.traffic-lights {
  display: flex;
  gap: 8px;
}

.traffic-lights span {
  width: 12px;
  height: 12px;
  border-radius: 999px;
}

.traffic-lights span:nth-child(1) {
  background: #ff5f56;
}

.traffic-lights span:nth-child(2) {
  background: #ffbd2e;
}

.traffic-lights span:nth-child(3) {
  background: #27c93f;
}

.terminal-title {
  position: absolute;
  left: 50%;
  max-width: 58%;
  overflow: hidden;
  color: #9ca3af;
  font-family: "Fira Code", Consolas, ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0;
  text-overflow: ellipsis;
  white-space: nowrap;
  transform: translateX(-50%);
}

.terminal-body {
  display: flex;
  flex: 1 1 auto;
  flex-direction: column;
  gap: 16px;
  padding: 20px;
  overflow-y: auto;
  color: #a9b7c6;
  font-family: "Fira Code", Consolas, ui-monospace, monospace;
  font-size: 13px;
  line-height: 1.65;
}

.terminal-line {
  display: flex;
  align-items: flex-start;
}

.prompt {
  flex: 0 0 auto;
  margin-right: 8px;
  color: #a6e22e;
  font-weight: 800;
}

.command {
  color: #fff;
}

.terminal-output {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 3px;
  margin-left: 2px;
  color: #9ca3af;
}

.terminal-output.cyan {
  color: #66d9ef;
}

.social-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.social-row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 8px;
}

.social-slot {
  min-width: 0;
}

.social-action {
  position: relative;
  isolation: isolate;
  display: grid;
  width: 100%;
  aspect-ratio: 1;
  min-height: 42px;
  place-items: center;
  border: 1px solid var(--panel-border);
  border-radius: 16px;
  color: var(--icon-color, var(--text));
  text-decoration: none;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease, box-shadow 180ms ease, color 180ms ease;
}

.dark .social-action {
  border-color: rgba(255, 255, 255, 0.18);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.05));
  color: #f8fafc;
  color: color-mix(in srgb, var(--icon-color, #f8fafc) 46%, #ffffff);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.dark .social-action::before {
  position: absolute;
  inset: 18%;
  z-index: -1;
  border-radius: 14px;
  background: radial-gradient(circle at 35% 25%, rgba(255, 255, 255, 0.26), rgba(255, 255, 255, 0.08) 54%, rgba(255, 255, 255, 0.02) 100%);
  content: "";
}

.social-action:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 30px rgba(31, 41, 55, 0.14);
}

.dark .social-action:hover {
  border-color: rgba(255, 255, 255, 0.26);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.22), rgba(255, 255, 255, 0.07));
  box-shadow: 0 18px 38px rgba(0, 0, 0, 0.36), inset 0 1px 0 rgba(255, 255, 255, 0.16);
}

.social-action:active {
  transform: scale(0.95);
}

.social-action svg {
  width: 24px;
  height: 24px;
}

.social-action > svg,
.social-action > span {
  position: relative;
  z-index: 1;
}

.copied-text {
  color: #16a34a;
  font-size: 10px;
  font-weight: 800;
  animation: pulse 1.1s ease-in-out infinite;
}

.dark .copied-text {
  color: #4ade80;
}

.music-player {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 12px;
  border-radius: 20px;
}

.music-main {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 12px;
}

.cover-frame {
  width: 52px;
  height: 52px;
  flex: 0 0 auto;
  overflow: hidden;
  border: 2px solid rgba(255, 255, 255, 0.78);
  border-radius: 999px;
  box-shadow: 0 10px 22px rgba(31, 41, 55, 0.18);
}

.dark .cover-frame {
  border-color: rgba(255, 255, 255, 0.18);
}

.cover {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: spin 7s linear infinite;
  animation-play-state: paused;
}

.cover.is-playing {
  animation-play-state: running;
}

.song-info {
  min-width: 0;
}

.song-title,
.song-artist {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.song-title {
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
}

.song-artist {
  margin-top: 2px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
}

.play-button {
  display: grid;
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  place-items: center;
  border: 0;
  border-radius: 14px;
  background: rgba(17, 24, 39, 0.1);
  color: var(--text);
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease;
}

.dark .play-button {
  background: rgba(255, 255, 255, 0.1);
}

.play-button:hover {
  background: rgba(17, 24, 39, 0.16);
}

.dark .play-button:hover {
  background: rgba(255, 255, 255, 0.16);
}

.play-button:active {
  transform: scale(0.92);
}

.gallery-section {
  width: 100%;
  margin-top: 8px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding: 0 4px;
}

.section-title {
  margin: 0;
  color: rgba(55, 65, 81, 0.92);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.dark .section-title {
  color: rgba(209, 213, 219, 0.9);
}

.section-hint {
  color: rgba(107, 114, 128, 0.92);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  animation: pulse 1.8s ease-in-out infinite;
}

.dark .section-hint {
  color: rgba(156, 163, 175, 0.9);
}

.gallery-strip {
  display: flex;
  width: 100%;
  gap: 12px;
  overflow-x: auto;
  padding-bottom: 8px;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.gallery-strip::-webkit-scrollbar {
  display: none;
}

.gallery-item {
  position: relative;
  width: min(56vw, 224px);
  min-width: 190px;
  aspect-ratio: 4 / 3;
  flex: 0 0 auto;
  overflow: hidden;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.2);
  box-shadow: var(--soft-shadow);
  scroll-snap-align: center;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  transform: scale(1.01);
  transition: transform 400ms ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
}

.footer {
  width: 100%;
  margin-top: auto;
  padding: 16px 0 4px;
  border-top: 1px solid rgba(255, 255, 255, 0.24);
  text-align: center;
}

.dark .footer {
  border-top-color: rgba(255, 255, 255, 0.06);
}

.footer p {
  margin: 0;
  color: var(--muted);
  font-family: "Fira Code", Consolas, ui-monospace, monospace;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.garden-days {
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
}

.modal-layer {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  background: rgba(0, 0, 0, 0.44);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}

.qr-drawer {
  position: relative;
  display: flex;
  width: 100%;
  flex-direction: column;
  align-items: center;
  padding: 32px 32px 34px;
  border: 1px solid var(--panel-border);
  border-bottom: 0;
  border-radius: 28px 28px 0 0;
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 -24px 70px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(30px) saturate(160%);
  -webkit-backdrop-filter: blur(30px) saturate(160%);
}

.dark .qr-drawer {
  background: rgba(26, 26, 26, 0.84);
}

.drawer-handle {
  width: 48px;
  height: 4px;
  margin-bottom: 22px;
  border-radius: 999px;
  background: rgba(156, 163, 175, 0.72);
}

.qr-close {
  position: absolute;
  top: 14px;
  right: 14px;
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border: 0;
  border-radius: 999px;
  background: rgba(17, 24, 39, 0.06);
  color: var(--text);
  cursor: pointer;
}

.dark .qr-close {
  background: rgba(255, 255, 255, 0.1);
}

.qr-title {
  margin: 0 0 8px;
  color: var(--text);
  font-size: 22px;
  font-weight: 800;
  letter-spacing: 0;
}

.qr-subtitle {
  margin: 0 0 22px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.qr-frame {
  width: 192px;
  height: 192px;
  padding: 10px;
  border: 1px solid rgba(229, 231, 235, 0.95);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 16px 34px rgba(31, 41, 55, 0.16);
}

.qr-frame img {
  width: 100%;
  height: 100%;
  border-radius: 14px;
  object-fit: contain;
}

@media (min-width: 640px) {
  .modal-layer {
    align-items: center;
  }

  .qr-drawer {
    max-width: 340px;
    border-bottom: 1px solid var(--panel-border);
    border-radius: 28px;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
  }

  .drawer-handle {
    display: none;
  }
}

@media (max-width: 360px) {
  .app-shell {
    padding-right: 16px;
    padding-left: 16px;
  }

  .card-front {
    padding: 20px 16px;
  }

  .name {
    font-size: 27px;
  }

  .handle {
    display: block;
    margin: 2px 0 0;
  }

  .social-row {
    gap: 7px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 1ms !important;
  }
}