/* css/theme.css */
:root {
  --bg-color: rgb(239, 241, 245);
  --reverse-bg-color: rgb(30, 30, 46);
  --bg-color-rgb:
    239,
    241,
    245;
  --text-color: rgb(76, 79, 105);
  --text-secondary: rgb(108, 111, 133);
  --text-secondary-rgb:
    108,
    111,
    133;
  --nav-bg: rgba(239, 241, 245, 0.8);
  --nav-text: rgb(76, 79, 105);
  --card-bg: rgb(230, 233, 239);
  --card-shadow: rgba(0, 0, 0, 0.05);
  --card-hover-shadow: rgba(30, 136, 229, 0.15);
  --accent-color: rgb(30, 136, 229);
  --reverse-accent-color: rgb(135, 176, 249);
  --accent-hover: rgb(21, 101, 192);
  --accent-color-rgb:
    30,
    136,
    229;
  --page-bg: rgb(239, 241, 245);
  --card-padding: 25px;
  --theme-transition-duration: 0.8s;
  --theme-transition-timing: cubic-bezier(0.19, 1, 0.22, 1);
  --theme-transition:
    background-color var(--theme-transition-duration) var(--theme-transition-timing),
    color var(--theme-transition-duration) var(--theme-transition-timing),
    border-color var(--theme-transition-duration) var(--theme-transition-timing),
    box-shadow var(--theme-transition-duration) var(--theme-transition-timing);
  color-scheme: light dark;
  --font-sans:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  --font-serif:
    Georgia,
    "Times New Roman",
    serif;
  --font-mono:
    "SFMono-Regular",
    Consolas,
    "Liberation Mono",
    Menlo,
    monospace;
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-md: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --spacing-1: 0.25rem;
  --spacing-2: 0.5rem;
  --spacing-3: 0.75rem;
  --spacing-4: 1rem;
  --spacing-6: 1.5rem;
  --spacing-8: 2rem;
  --spacing-12: 3rem;
  --spacing-16: 4rem;
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 1rem;
  --radius-full: 9999px;
}
[data-theme=dark] {
  --bg-color: rgb(30, 30, 46);
  --reverse-bg-color: rgb(239, 241, 245);
  --bg-color-rgb:
    30,
    30,
    46;
  --text-color: rgb(198, 208, 245);
  --text-secondary: rgb(161, 168, 201);
  --text-secondary-rgb:
    161,
    168,
    201;
  --nav-bg: rgba(30, 30, 46, 0.8);
  --nav-text: rgb(198, 208, 245);
  --card-bg: rgb(24, 24, 37);
  --card-shadow: rgba(0, 0, 0, 0.2);
  --card-hover-shadow: rgba(137, 220, 235, 0.15);
  --accent-color: rgb(135, 176, 249);
  --reverse-accent-color: rgb(30, 136, 229);
  --accent-hover: rgb(116, 165, 236);
  --page-bg: rgb(30, 30, 46);
  --accent-color-rgb:
    135,
    176,
    249;
}
.no-transition * {
  transition: none !important;
}
.theme-transitioning * {
  transition: none !important;
}
html,
body {
  background-color: var(--bg-color);
  color: var(--text-color);
}
.theme-transition-base {
  transition: background-color var(--theme-transition-duration) var(--theme-transition-timing), color var(--theme-transition-duration) var(--theme-transition-timing);
}

/* css/style.css */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
body {
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    Roboto,
    sans-serif;
  background: var(--bg-color);
  color: var(--text-color);
  line-height: 1.5;
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}
h1 {
  font-size: 2.5em;
  margin-bottom: 20px;
  font-weight: 600;
}
h2 {
  font-size: 1.8em;
  margin-bottom: 15px;
  font-weight: 500;
}
h3 {
  font-size: 1.5em;
  margin-bottom: 15px;
  font-weight: 500;
}
p {
  line-height: 1.6;
  margin-bottom: 15px;
}
a {
  text-decoration: none;
}
img,
video,
svg {
  max-width: 100%;
  height: auto;
  vertical-align: middle;
}
button,
input,
select,
textarea {
  font-family: inherit;
  font-size: 100%;
  line-height: 1.15;
  margin: 0;
}
button {
  cursor: pointer;
}
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}
.clearfix::after {
  content: "";
  display: table;
  clear: both;
}
:root {
  --card-shadow-sm: 0 2px 6px rgba(0, 0, 0, 0.05);
  --card-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --card-shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.12);
  --hover-y-offset: -6px;
  --hover-scale: 1.02;
}
.shadow-sm {
  box-shadow: var(--card-shadow-sm);
}
.shadow-md {
  box-shadow: var(--card-shadow-md);
}
.shadow-lg {
  box-shadow: var(--card-shadow-lg);
}
.border-accent {
  border: 1px solid var(--accent-color);
}
.border-transparent {
  border: 1px solid transparent;
}
@media (max-width: 1200px) {
  .container {
    max-width: 960px;
  }
}
@media (max-width: 992px) {
  .container {
    max-width: 720px;
  }
}
@media (max-width: 768px) {
  .container {
    max-width: 540px;
  }
  h1 {
    font-size: 2em;
  }
  h2 {
    font-size: 1.6em;
  }
  h3 {
    font-size: 1.3em;
  }
}
@media (max-width: 576px) {
  .container {
    padding: 0 15px;
  }
}

/* css/components/layout.css */
.page-container {
  background: var(--page-bg);
  min-height: 100vh;
}
.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent-color);
  transform-origin: 0 50%;
  transform: scaleX(0);
  z-index: 10000;
}
.content-section {
  background: var(--bg-color);
  padding: 40px 0;
  min-height: 100vh;
}
.content {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
}
@media (max-width: 768px) {
  .content {
    padding: 15px;
  }
}

/* css/components/icon.css */
.icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  flex: 0 0 auto;
  vertical-align: middle;
  fill: currentColor;
  stroke: none;
}
.icon-sm {
  width: 16px;
  height: 16px;
}
.icon-md {
  width: 24px;
  height: 24px;
}
.icon-lg {
  width: 32px;
  height: 32px;
}
.icon-xl {
  width: 48px;
  height: 48px;
}
.icon-accent {
  color: var(--accent-color);
  fill: var(--accent-color);
}
.icon-dark {
  color: var(--text-color);
  fill: var(--text-color);
}
.icon-light {
  color: var(--bg-color);
  fill: var(--bg-color);
}
.icon-secondary {
  color: var(--text-secondary);
  fill: var(--text-secondary);
}
.icon-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.icon-btn-filled {
  background-color: var(--accent-color);
  color: var(--bg-color);
  width: 45px;
  height: 45px;
  box-shadow: 0 2px 10px rgba(var(--accent-color-rgb), 0.3);
}
.icon-btn-filled .icon {
  fill: var(--bg-color);
}
@media (max-width: 768px) {
  .icon-btn-filled {
    width: 40px;
    height: 40px;
  }
  .icon-lg {
    width: 28px;
    height: 28px;
  }
  .icon-xl {
    width: 40px;
    height: 40px;
  }
}

/* css/components/buttons.css */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: var(--radius-md, 6px);
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  border: none;
  transition:
    background-color var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1)),
    color var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1)),
    transform var(--anim-duration-fast, 0.3s) var(--ease-out-back, cubic-bezier(0.34, 1.56, 0.64, 1.1)),
    box-shadow var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1));
  will-change:
    transform,
    background-color,
    box-shadow;
}
.btn-primary {
  background: var(--accent-color);
  color: var(--bg-color);
  border: none;
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px var(--card-shadow);
}
.btn-secondary {
  background: transparent;
  color: var(--accent-color);
  border: 1px solid var(--accent-color);
}
.btn-secondary:hover {
  background: var(--accent-color);
  color: var(--bg-color);
  transform: translateY(-2px);
  box-shadow: 0 4px 8px var(--card-shadow);
}
.btn-small {
  padding: 6px 12px;
  font-size: 0.9em;
}
.btn-large {
  padding: 12px 24px;
  font-size: 1.1em;
}
.theme-toggle {
  position: fixed;
  right: 25px;
  top: calc((75px - 45px) / 2);
  background: var(--accent-color);
  border: none;
  border-radius: 50%;
  width: 45px;
  height: 45px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px var(--card-shadow);
  z-index: 1000;
  transition:
    transform var(--anim-duration-fast, 0.3s) var(--ease-out-back, cubic-bezier(0.34, 1.56, 0.64, 1.1)),
    background-color var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1)),
    box-shadow var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1));
  will-change:
    transform,
    background-color,
    box-shadow;
}
.theme-toggle:hover {
  transform: scale(1.1);
  background: var(--accent-hover);
  box-shadow: 0 4px 16px var(--card-hover-shadow);
}
.theme-toggle:active {
  transform: scale(0.95);
  transition-duration: 0.1s;
}
.theme-toggle svg {
  width: 24px;
  height: 24px;
  fill: var(--bg-color);
  transition: fill var(--theme-transition-duration, 0.8s) var(--theme-transition-timing, cubic-bezier(0.19, 1, 0.22, 1));
  will-change: fill;
}
.search-toggle {
  position: fixed;
  right: 85px;
  top: calc((75px - 45px) / 2);
  background: var(--accent-color);
  border: none;
  border-radius: 50%;
  width: 45px;
  height: 45px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px var(--card-shadow);
  z-index: 1000;
  transition:
    transform var(--anim-duration-fast, 0.3s) var(--ease-out-back, cubic-bezier(0.34, 1.56, 0.64, 1.1)),
    background-color var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1)),
    box-shadow var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1));
  will-change:
    transform,
    background-color,
    box-shadow;
}
.search-toggle:hover {
  transform: scale(1.1);
  background: var(--accent-hover);
  box-shadow: 0 4px 16px var(--card-hover-shadow);
}
.search-toggle:active {
  transform: scale(0.95);
  transition-duration: 0.1s;
}
.search-toggle svg {
  width: 24px;
  height: 24px;
  fill: var(--bg-color);
  transition: fill var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1));
}
.resource-page .search-toggle,
.resource-page .theme-toggle {
  position: relative;
  right: auto;
  top: auto;
  width: 40px;
  height: 40px;
  align-self: center;
}
.back-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  background: rgba(var(--accent-color-rgb), 0.95);
  color: var(--bg-color);
  border-radius: var(--radius-md, 6px);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: all var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1));
  box-shadow: 0 2px 8px rgba(var(--accent-color-rgb), 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(15px);
  font-size: 0.9em;
  will-change:
    transform,
    background-color,
    box-shadow;
}
.back-button::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background:
    linear-gradient(
      90deg,
      transparent,
      rgba(255, 255, 255, 0.15),
      transparent);
  transition: left 0.5s ease-out;
}
.back-button:hover::before {
  left: 100%;
}
.back-button:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(var(--accent-color-rgb), 0.3);
}
.back-button svg,
.back-button i {
  width: 16px;
  height: 16px;
  fill: currentColor;
  transition: transform var(--anim-duration-fast, 0.3s) ease-out;
  will-change: transform;
}
.back-button:hover svg,
.back-button:hover i {
  transform: translateX(-2px);
}
.back-button:active {
  transform: translateY(0) scale(0.98);
  transition-duration: 0.1s;
}
.back-button-fixed {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 100;
  margin-bottom: 0;
}
.back-button-inline {
  position: relative;
  backdrop-filter: none;
  background: var(--accent-color);
  border: 1px solid transparent;
}
.back-button-inline:hover {
  transform: translateY(-2px);
  background: var(--accent-hover);
}
.btn-icon {
  padding: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent-color);
  color: var(--bg-color);
  border: none;
  cursor: pointer;
  transition:
    transform var(--anim-duration-fast, 0.3s) var(--ease-out-back, cubic-bezier(0.34, 1.56, 0.64, 1.1)),
    background-color var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1)),
    box-shadow var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1));
  will-change:
    transform,
    background-color,
    box-shadow;
}
.btn-icon svg,
.btn-icon i {
  width: 20px;
  height: 20px;
  fill: currentColor;
}
.btn-icon:hover {
  transform: scale(1.1);
  background: var(--accent-hover);
  box-shadow: 0 4px 12px var(--card-shadow);
}
.btn-icon:active {
  transform: scale(0.95);
  transition-duration: 0.1s;
}
.btn-ripple {
  position: relative;
  overflow: hidden;
}
.btn-ripple::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200%;
  height: 200%;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  pointer-events: none;
  transition: transform 0.6s ease-out, opacity 0.6s ease-out;
}
.btn-ripple:active::after {
  animation: ripple-effect 0.6s ease-out;
}
.resource-link {
  display: inline-block;
  padding: 8px 16px;
  background: var(--accent-color);
  color: var(--bg-color);
  text-decoration: none;
  border-radius: var(--radius-md, 6px);
  font-size: 0.9em;
  font-weight: 500;
  position: relative;
  overflow: hidden;
  transition:
    background-color var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1)),
    transform var(--anim-duration-fast, 0.3s) var(--ease-out-back, cubic-bezier(0.34, 1.56, 0.64, 1.1)),
    box-shadow var(--anim-duration-fast, 0.3s) var(--ease-out-expo, cubic-bezier(0.19, 1, 0.22, 1));
  will-change:
    transform,
    background-color,
    box-shadow;
}
.resource-link:hover {
  background: var(--accent-hover);
  transform: translateY(-3px);
  box-shadow: 0 4px 8px var(--card-shadow);
}
.resource-link:active {
  transform: translateY(-1px);
  transition-duration: 0.1s;
}
.resource-link:active::before {
  animation: simple-ripple 0.6s ease-out;
}
.btn-group {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.btn-group .btn {
  margin: 0;
}
@media (max-width: 768px) {
  .btn {
    padding: 8px 16px;
  }
  .btn-large {
    padding: 10px 20px;
  }
  .theme-toggle,
  .search-toggle {
    width: 40px;
    height: 40px;
  }
  .theme-toggle svg,
  .search-toggle svg {
    width: 20px;
    height: 20px;
  }
  .search-toggle {
    right: 75px;
  }
  .back-button {
    padding: 8px 14px;
    gap: 6px;
    font-size: 0.85em;
  }
  .back-button:hover {
    transform: translateY(-2px) scale(1.02);
  }
  .back-button-fixed {
    top: 15px;
    left: 15px;
  }
  .back-button-inline:hover {
    transform: translateY(-2px);
  }
  .back-button svg,
  .back-button i {
    width: 14px;
    height: 14px;
  }
  .resource-page .search-toggle,
  .resource-page .theme-toggle {
    position: relative;
    right: auto;
    top: auto;
    align-self: center;
  }
}
@media (max-width: 576px) {
  .theme-toggle {
    top: calc((60px - 40px) / 2);
  }
  .search-toggle {
    top: calc((60px - 40px) / 2);
    right: 70px;
  }
  .back-button {
    padding: 6px 12px;
    font-size: 0.8em;
    gap: 6px;
  }
  .back-button:hover {
    transform: translateY(-1px) scale(1.01);
  }
  .back-button-fixed {
    top: 12px;
    left: 12px;
  }
  .back-button-inline:hover {
    transform: translateY(-1px);
  }
  .resource-page .search-toggle,
  .resource-page .theme-toggle {
    width: 36px;
    height: 36px;
    align-self: center;
  }
}
@media (max-width: 480px) {
  .resource-page .search-toggle,
  .resource-page .theme-toggle {
    width: 36px;
    height: 36px;
    align-self: center;
  }
}
@media (max-width: 360px) {
  .resource-page .search-toggle,
  .resource-page .theme-toggle {
    width: 32px;
    height: 32px;
  }
}
.resource-page .search-toggle,
.resource-page .theme-toggle {
  position: relative;
  right: auto;
  top: auto;
}
@keyframes ripple-effect {
  0% {
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(0);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(2);
  }
}
@keyframes simple-ripple {
  0% {
    opacity: 0.5;
    transform: translate(-50%, -50%) scale(0);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(2);
  }
}

/* css/components/ui-controls.css */
.ui-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  font-family: inherit;
  line-height: 1.2;
  vertical-align: middle;
}
.ui-button > i {
  flex: 0 0 auto;
}
.ui-button > span {
  min-width: 0;
}
.ui-button:active:not(:disabled) {
  transform: scale(.97);
  transition-duration: .1s;
}
.ui-button:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 3px;
}
.ui-button svg.icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  fill: currentColor;
}
.ui-button.btn-primary,
.ui-button.btn-secondary:hover {
  color: #fff;
}
[data-theme=light] .ui-button.btn-primary,
[data-theme=light] .ui-button.btn-secondary:hover {
  background: rgb(21, 101, 192);
}
[data-theme=light] .ui-button.btn-primary:hover {
  background: rgb(13, 71, 161);
}
[data-theme=dark] .ui-button.btn-primary,
[data-theme=dark] .ui-button.btn-secondary:hover {
  background: var(--accent-color);
  color: rgb(30, 30, 46);
}
[data-theme=dark] .ui-button.btn-primary:hover {
  background: var(--accent-hover);
}
.ui-button[disabled],
.ui-button[aria-disabled=true],
.ui-button[aria-busy=true],
.ui-button.is-loading {
  pointer-events: none;
  cursor: not-allowed;
  opacity: 0.62;
}
.ui-button[aria-busy=true] {
  cursor: progress;
}
.ui-button.is-loading > i {
  animation: ui-control-spin 0.8s linear infinite;
}
.ui-button--full {
  width: 100%;
}
.ui-state {
  padding: 52px 24px;
  border: 1px dashed rgba(var(--accent-color-rgb), 0.28);
  border-radius: var(--radius-lg, 12px);
  background: var(--card-bg);
  text-align: center;
}
.ui-state__icon {
  display: grid;
  width: 58px;
  height: 58px;
  margin: 0 auto 18px;
  border-radius: 16px;
  background: rgba(var(--accent-color-rgb), 0.1);
  color: var(--accent-color);
  font-size: 1.25rem;
  place-items: center;
}
.ui-state h3 {
  margin: 0;
}
.ui-state p {
  max-width: 540px;
  margin: 10px auto 0;
  color: var(--text-secondary);
  line-height: 1.7;
}
.ui-state__action {
  margin-top: 18px;
}
@keyframes ui-control-spin {
  to {
    transform: rotate(360deg);
  }
}
@media (prefers-reduced-motion: reduce) {
  .ui-button.is-loading > i {
    animation: none;
  }
}

/* css/components/section.css */
.section-container {
  position: relative;
  transition: all var(--theme-transition-duration) var(--theme-timing);
  border-radius: 8px;
  padding: 0;
  overflow: hidden;
}
.section-container:hover {
  box-shadow:
    0 8px 32px rgba(var(--accent-color-rgb), 0.15),
    0 2px 16px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transform: translateY(-2px);
}
.section-container::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    linear-gradient(
      45deg,
      rgba(var(--accent-color-rgb), 0.03) 0%,
      transparent 50%,
      rgba(var(--accent-color-rgb), 0.03) 100%);
  opacity: 0;
  transition: opacity var(--theme-transition-duration) var(--theme-timing);
  pointer-events: none;
  z-index: 1;
}
.section-container:hover::before {
  opacity: 1;
}
.section-container > * {
  position: relative;
  z-index: 2;
}
.section-title {
  text-align: center;
  margin-bottom: 40px;
  color: var(--accent-color);
  font-weight: 600;
  position: relative;
}
.section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background-color: var(--accent-color);
  margin: 15px auto 0;
  border-radius: 2px;
}
.section-padding {
  padding: 20px;
}
.hero {
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 60px;
  margin-top: 90px;
  position: relative;
  overflow: hidden;
}
.profile {
  text-align: center;
}
.avatar {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  margin: 0 auto 20px;
  overflow: hidden;
  box-shadow: 0 4px 12px var(--card-shadow);
  border: 2px solid var(--accent-color);
}
.avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.resources-grid {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 40px;
  position: relative;
  z-index: 1;
}
.about-content {
  max-width: 800px;
  margin: 0 auto;
}
.quote {
  font-size: 1.5em;
  line-height: 1.6;
  color: var(--text-color);
  text-align: center;
  margin: 40px 0;
  font-style: normal;
  position: relative;
  padding: 0 20px;
}
.quote::before,
.quote::after {
  content: '"';
  font-family: Georgia, serif;
  font-size: 2em;
  color: var(--accent-color);
  opacity: 0.5;
  position: absolute;
}
.quote::before {
  left: -10px;
  top: -10px;
}
.quote::after {
  right: -10px;
  bottom: -30px;
}
.section-about {
  text-align: center;
}
.contact-list {
  max-width: 800px;
  margin: 40px auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.contact-item {
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 2px 8px var(--card-shadow);
  transition: all var(--theme-transition-duration) var(--theme-timing);
  animation: fadeIn 0.5s ease;
  cursor: pointer;
  user-select: none;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 15px;
  border: 1px solid transparent;
}
.contact-item:hover {
  transform: translateX(10px);
  box-shadow: 0 4px 12px var(--card-hover-shadow);
  border-color: rgba(var(--accent-color-rgb), 0.3);
  background-color: rgba(var(--accent-color-rgb), 0.02);
}
.contact-item:active {
  transform: translateX(8px) scale(0.98);
}
.contact-item::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: var(--accent-color);
  opacity: 0;
  border-radius: 50%;
  transform: translate(-50%, -50%);
  transition: all 0.5s ease;
  pointer-events: none;
}
.contact-item.clicking::after {
  width: 200%;
  height: 200%;
  opacity: 0.1;
  transition: all 0.3s ease;
}
.contact-item span {
  color: var(--text-color);
  transition: color var(--theme-transition-duration) var(--theme-timing);
  flex: 1;
}
.contact-item i {
  font-size: 1.2em;
  width: 24px;
  text-align: center;
  color: var(--accent-color);
  transition: color var(--theme-transition-duration) var(--theme-timing), transform var(--anim-duration-fast, 0.3s) ease;
}
.contact-item:hover i {
  color: var(--accent-hover);
  transform: scale(1.1);
}
.contact-link {
  color: var(--accent-color);
  text-decoration: none;
  position: relative;
  padding: 2px 4px;
  margin: -2px -4px;
  border-radius: 4px;
  cursor: pointer;
  transition:
    color var(--anim-duration-fast, 0.3s) ease,
    transform var(--anim-duration-fast, 0.3s) ease,
    background-color var(--anim-duration-fast, 0.3s) ease;
}
.contact-link:hover {
  color: var(--accent-hover);
  transform: translateY(-1px);
  background-color: rgba(var(--accent-color-rgb), 0.1);
}
.contact-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--accent-color);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--anim-duration-fast, 0.3s) ease;
}
.contact-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}
.contact-link:active {
  transform: translateY(0);
}
.contact-item::before {
  content: "";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  top: 8px;
  right: 8px;
  font-size: 0.8em;
  color: var(--text-secondary);
  opacity: 0;
  transition: opacity var(--anim-duration-fast, 0.3s) ease, transform var(--anim-duration-fast, 0.3s) ease;
  transform: translateY(-5px);
  pointer-events: none;
}
.contact-item:hover::before {
  opacity: 0.6;
  transform: translateY(0);
}
.custom-tooltip {
  position: fixed;
  background: var(--card-bg);
  color: var(--text-color);
  padding: 8px 12px;
  border-radius: 6px;
  font-size: 0.85em;
  font-weight: 500;
  z-index: 10000;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(-5px);
  transition:
    opacity var(--anim-duration-fast, 0.3s) ease,
    visibility var(--anim-duration-fast, 0.3s) ease,
    transform var(--anim-duration-fast, 0.3s) ease;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  border: 1px solid rgba(var(--text-secondary-rgb), 0.2);
  backdrop-filter: blur(10px);
  white-space: nowrap;
  max-width: 250px;
}
.custom-tooltip.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.custom-tooltip .tooltip-text {
  display: block;
  line-height: 1.2;
}
.custom-tooltip .tooltip-arrow {
  display: none;
}
.custom-tooltip.copy {
  background: var(--accent-color);
  color: var(--bg-color);
  border-color: var(--accent-color);
}
.custom-tooltip.link {
  background: var(--reverse-accent-color);
  color: var(--reverse-bg-color);
  border-color: var(--reverse-accent-color);
}
.custom-tooltip.success {
  background: #4CAF50;
  color: white;
  border-color: #4CAF50;
}
.custom-tooltip.error {
  background: #f44336;
  color: white;
  border-color: #f44336;
}
@keyframes tooltipFadeIn {
  from {
    opacity: 0;
    transform: translateY(-5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.custom-tooltip.show {
  animation: tooltipFadeIn 0.3s ease-out;
}
.support-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}
.support-text {
  margin-bottom: 30px;
  font-size: 1.2em;
  color: var(--text-secondary);
  line-height: 1.6;
}
.payment-methods {
  display: flex;
  justify-content: center;
  gap: 30px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.payment-item {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 2px 8px var(--card-shadow);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--theme-transition-duration) var(--theme-timing);
  text-align: center;
  min-width: 200px;
  max-width: 250px;
  user-select: none;
}
.payment-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 8px 25px var(--card-hover-shadow);
  border-color: rgba(var(--accent-color-rgb), 0.3);
  background-color: rgba(var(--accent-color-rgb), 0.02);
}
.payment-item-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
}
.payment-qr {
  width: 120px;
  height: 120px;
  border-radius: 8px;
  object-fit: cover;
  border: 1px solid rgba(var(--text-secondary-rgb), 0.2);
}
.payment-label {
  margin: 0;
  font-weight: 500;
  color: var(--text-color);
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1em;
}
.payment-label i {
  font-size: 1.2em;
  color: var(--accent-color);
}
.payment-item:nth-child(1) .payment-label i {
  color: #09bb07;
}
.payment-item:nth-child(2) .payment-label i {
  color: #1677ff;
}
@media (max-width: 768px) {
  .section-title {
    font-size: 1.6em;
  }
  .quote {
    font-size: 1.3em;
    padding: 0 15px;
  }
  .support-text {
    font-size: 1.1em;
  }
  .hero {
    margin-top: 70px;
  }
  .payment-methods {
    gap: 20px;
  }
  .payment-item {
    min-width: 180px;
    max-width: 200px;
    padding: 15px;
  }
  .payment-qr {
    width: 100px;
    height: 100px;
  }
}
@media (max-width: 480px) {
  .section-title::after {
    width: 40px;
  }
  .quote {
    font-size: 1.1em;
  }
  .avatar {
    width: 120px;
    height: 120px;
  }
  .payment-methods {
    flex-direction: column;
    align-items: center;
    gap: 15px;
  }
  .payment-item {
    width: 100%;
    max-width: 280px;
    min-width: auto;
  }
  .payment-qr {
    width: 90px;
    height: 90px;
  }
  .support-text {
    font-size: 1em;
    margin-bottom: 25px;
  }
}

/* css/components/card.css */
.section-container {
  max-width: 800px;
  margin: 0 auto 60px;
  padding: 40px;
  background: var(--card-bg);
  border-radius: 20px;
  box-shadow: 0 4px 12px var(--card-shadow);
  border: 1px solid rgba(var(--text-secondary-rgb), 0.1);
  position: relative;
}
.hero .section-container {
  background: none;
  box-shadow: none;
  border: none;
  margin: 0;
  padding: 0;
}
.resource-card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 30px;
  box-shadow: 0 4px 12px var(--card-shadow);
  border: 1px solid transparent;
  width: 100%;
  position: relative;
  overflow: hidden;
  z-index: 1;
}
.resource-card-content {
  position: relative;
  z-index: 2;
}
.resource-card h3 {
  color: var(--accent-color);
  margin-bottom: 10px;
}
.resource-card p {
  color: var(--text-secondary);
  font-size: 0.9em;
  margin-bottom: 15px;
}
.resource-link {
  display: inline-block;
  padding: 8px 16px;
  background: var(--accent-color);
  color: var(--bg-color);
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.9em;
  position: relative;
  overflow: hidden;
}
.resource-link::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200%;
  height: 200%;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  pointer-events: none;
}
.contact-item {
  background: var(--card-bg);
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 2px 8px var(--card-shadow);
  border: 1px solid transparent;
  user-select: none;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  gap: 15px;
  cursor: default;
}
.contact-item-content {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 15px;
  width: 100%;
}
.contact-item::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 100%;
  height: 100%;
  background: var(--accent-color);
  opacity: 0;
  transform: translate(-50%, -50%) scale(2);
  pointer-events: none;
}
.contact-item::before {
  display: none;
}
.contact-item span {
  color: var(--text-color);
}
.contact-item a {
  color: var(--accent-color);
  text-decoration: none;
  position: relative;
  padding: 2px 4px;
  margin: -2px -4px;
  border-radius: 4px;
  cursor: pointer;
}
.contact-item a::before {
  display: none;
}
.contact-item a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--accent-color);
  transform: scaleX(0);
  transform-origin: right;
}
.contact-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
}
.contact-icon svg {
  width: 100%;
  height: 100%;
  fill: var(--accent-color);
}
.contact-item i {
  font-size: 1.2em;
  width: 24px;
  text-align: center;
  color: var(--accent-color);
}
.payment-item {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 25px;
  box-shadow: 0 4px 12px var(--card-shadow);
  border: 1px solid transparent;
  max-width: 220px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.payment-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(var(--accent-color-rgb), 0.05);
  opacity: 0;
  z-index: 0;
  transition: opacity 0.3s var(--ease-out-expo);
}
.payment-item-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
}
.payment-qr {
  width: 180px;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 15px;
  background: white;
  padding: 5px;
  transition: transform 0.3s var(--ease-out-back);
}
.payment-label {
  color: var(--text-color);
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
}
.payment-label i {
  color: var(--accent-color);
  font-size: 1.2em;
}
@media (max-width: 768px) {
  .section-container {
    padding: 30px;
    border-radius: 15px;
  }
  .resource-card {
    padding: 20px;
  }
  .contact-item {
    padding: 15px;
  }
  .payment-item {
    max-width: 180px;
  }
  .payment-qr {
    width: 150px;
    height: 150px;
  }
}
.tooltip {
  position: fixed;
  padding: 6px 10px;
  background: var(--accent-color);
  color: var(--bg-color);
  font-size: 0.85em;
  border-radius: 6px;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  z-index: 1000;
  white-space: nowrap;
  box-shadow: 0 4px 12px var(--card-shadow);
}
.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--accent-color);
  color: var(--bg-color);
  padding: 12px 24px;
  border-radius: 6px;
  font-size: 0.9em;
  box-shadow: 0 4px 12px var(--card-shadow);
  opacity: 0;
  z-index: 1000;
}
.card {
  background: var(--card-bg);
  border-radius: 12px;
  padding: 20px;
  box-shadow: 0 4px 12px var(--card-shadow);
  position: relative;
  overflow: hidden;
  border: 1px solid transparent;
}
.card-clicked {
  transform: scale(0.97) !important;
  transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94) !important;
}
.card-enter {
  opacity: 0;
  transform: translateY(15px);
  animation: fadeIn 0.5s var(--ease-out-expo) forwards;
}
.card-delay-1 {
  animation-delay: 0.1s;
}
.card-delay-2 {
  animation-delay: 0.2s;
}
.card-delay-3 {
  animation-delay: 0.3s;
}
.card-delay-4 {
  animation-delay: 0.4s;
}
.card-delay-5 {
  animation-delay: 0.5s;
}
.card-sm {
  padding: 15px;
  border-radius: 8px;
}
.card-lg {
  padding: 30px;
  border-radius: 16px;
}

/* css/components/nav.css */
.nav {
  padding: 25px 0;
  height: 75px;
  background: var(--nav-bg);
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 100;
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(var(--text-secondary-rgb), 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
}
.nav.nav-scrolled {
  background: var(--nav-bg-scrolled);
  backdrop-filter: blur(25px);
  border-bottom-color: rgba(var(--text-secondary-rgb), 0.2);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}
.nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  margin: 0;
  padding: 0;
  height: 100%;
}
.nav a {
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 500;
  font-size: 1.2em;
  padding: 8px 16px;
  position: relative;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
}
.nav a::before {
  content: "";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  font-size: 1em;
  display: inline-block;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}
.nav a[href="#home"]::before {
  content: "";
}
.nav a[href="#resources"]::before {
  content: "";
}
.nav a[href="#about"]::before {
  content: "";
}
.nav a[href="#contact"]::before {
  content: "";
}
.nav a[href="#support"]::before {
  content: "";
}
.nav a:hover {
  color: var(--accent-color);
  background-color: rgba(var(--accent-color-rgb), 0.1);
}
.nav a.active {
  color: var(--accent-color);
  background-color: rgba(var(--accent-color-rgb), 0.15);
  font-weight: 600;
  position: relative;
}
.nav a.active {
  position: relative;
}
.nav a.active::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(var(--accent-color-rgb), 0.05);
  border-radius: 8px;
  z-index: -1;
  animation: activeGlow 2s ease-in-out infinite alternate;
  pointer-events: none;
}
@media (min-width: 577px) {
  .nav a {
    border-bottom: 2px solid transparent;
  }
  .nav a:hover,
  .nav a.active {
    border-bottom-color: var(--accent-color);
  }
}
.search-toggle {
  position: fixed;
  right: 85px;
  top: calc((75px - 45px) / 2);
  background: var(--accent-color);
  border: none;
  border-radius: 50%;
  width: 45px;
  height: 45px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 12px var(--card-shadow);
  z-index: 1000;
}
.search-toggle:hover {
  background: var(--accent-hover);
  transform: scale(1.05);
  box-shadow: 0 4px 16px var(--card-hover-shadow);
}
.search-toggle svg {
  width: 24px;
  height: 24px;
  fill: var(--bg-color);
}
@media (max-width: 768px) {
  .nav ul {
    gap: 20px;
    height: 100%;
  }
  .nav a {
    font-size: 1em;
    padding: 6px 12px;
    gap: 6px;
    min-height: 36px;
  }
  .nav a::before {
    font-size: 0.9em;
    width: 16px;
  }
  .theme-toggle,
  .search-toggle {
    width: 40px;
    height: 40px;
  }
  .search-toggle {
    right: 75px;
  }
}
@media (max-width: 576px) {
  .nav {
    top: auto;
    bottom: 0;
    height: 60px;
    padding: 8px 0;
    backdrop-filter: blur(30px);
    border-top: 1px solid rgba(var(--text-secondary-rgb), 0.2);
    border-bottom: none;
    box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.1);
    background: var(--nav-bg-mobile, var(--nav-bg));
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .nav.nav-scrolled {
    backdrop-filter: blur(35px);
    border-top-color: rgba(var(--text-secondary-rgb), 0.3);
    box-shadow: 0 -4px 25px rgba(0, 0, 0, 0.15);
    background: var(--nav-bg-mobile-scrolled, var(--nav-bg-scrolled));
  }
  .nav.scroll-up,
  .nav.scroll-down {
    transform: translateY(0) !important;
  }
  .nav ul {
    gap: 8px;
    padding: 0 15px;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    height: 100%;
  }
  .nav a {
    font-size: 0.75em;
    padding: 4px 6px;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    min-width: 50px;
    flex: 1;
    max-width: 60px;
    color: var(--text-secondary);
    height: 44px;
    min-height: 44px;
    border-bottom: none;
  }
  .nav a::before {
    font-size: 1.1em;
    display: block;
    width: auto;
    margin-bottom: 1px;
    flex-shrink: 0;
  }
  .nav a:hover {
    color: var(--accent-color);
    background-color: rgba(var(--accent-color-rgb), 0.1);
  }
  .nav a.active {
    color: var(--accent-color);
    background-color: rgba(var(--accent-color-rgb), 0.15);
    font-weight: 600;
  }
  .nav a.active::after {
    display: none;
  }
  .theme-toggle {
    top: 20px;
    right: 20px;
  }
  .search-toggle {
    top: 20px;
    right: 70px;
  }
}

/* css/components/search.css */
.search-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(var(--bg-color-rgb), 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 100px;
  opacity: 0;
  visibility: hidden;
}
.search-overlay.active {
  opacity: 1;
  visibility: visible;
}
.search-container {
  width: 100%;
  max-width: 700px;
  background: var(--card-bg);
  border-radius: 12px;
  box-shadow: 0 10px 30px var(--card-shadow);
  overflow: hidden;
  transform: translateY(-20px);
  opacity: 0;
}
.search-overlay.active .search-container {
  transform: translateY(0);
  opacity: 1;
}
.search-input-container {
  display: flex;
  align-items: center;
  padding: 15px 20px;
  border-bottom: 1px solid rgba(var(--text-secondary-rgb), 0.1);
}
.search-input-global {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-color);
  font-size: 1.2em;
  outline: none;
  padding: 10px 0;
  font-family: inherit;
}
.search-input-global::placeholder {
  color: var(--text-secondary);
  opacity: 0.7;
}
.search-close {
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 1.8em;
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}
.search-results {
  max-height: 400px;
  overflow-y: auto;
  padding: 10px 0;
}
.search-result-item {
  display: flex;
  align-items: center;
  padding: 12px 20px;
  cursor: pointer;
}
.result-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(var(--accent-color-rgb), 0.1);
  color: var(--accent-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 15px;
  flex-shrink: 0;
}
.result-icon i {
  font-size: 1.2em;
}
.result-content {
  flex: 1;
}
.result-title {
  color: var(--text-color);
  font-weight: 500;
  margin-bottom: 5px;
  font-size: 1em;
}
.result-type {
  color: var(--text-secondary);
  font-size: 0.85em;
}
.result-meta {
  display: flex;
  gap: 15px;
  align-items: center;
  color: var(--text-secondary);
  font-size: 0.8em;
  margin-top: 3px;
}
.result-directory {
  color: var(--accent-color);
  font-weight: 500;
}
.result-size,
.result-date {
  color: var(--text-secondary);
}
.result-actions {
  display: flex;
  gap: 8px;
  margin-left: 10px;
  opacity: 0;
  transition: opacity 0.2s ease;
}
.search-result-item:hover .result-actions {
  opacity: 1;
}
.result-actions .action-btn {
  width: 32px;
  height: 32px;
  border: none;
  background: rgba(var(--text-secondary-rgb), 0.1);
  color: var(--text-secondary);
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 0.9em;
}
.result-actions .action-btn:hover {
  background: var(--accent-color);
  color: var(--bg-color);
  transform: translateY(-1px);
}
.search-stats {
  padding: 10px 20px;
  color: var(--text-secondary);
  font-size: 0.85em;
  border-bottom: 1px solid rgba(var(--text-secondary-rgb), 0.1);
  background: rgba(var(--text-secondary-rgb), 0.03);
}
.search-tip,
.no-results,
.search-loading,
.search-error {
  padding: 15px 20px;
  color: var(--text-secondary);
  text-align: center;
  font-size: 0.9em;
}
.search-tip kbd {
  background: rgba(var(--text-secondary-rgb), 0.1);
  color: var(--text-secondary);
  padding: 2px 6px;
  border-radius: 4px;
  font-family: monospace;
  font-size: 0.9em;
}
.search-loading {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}
.search-loading::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid transparent;
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
.search-error {
  color: #e53935;
}
@media (max-width: 768px) {
  .search-container {
    max-width: 90%;
  }
  .search-overlay {
    padding-top: 80px;
  }
  .search-input {
    font-size: 1.1em;
  }
  .search-results {
    max-height: 300px;
  }
}

/* css/animations.css */
:root {
  --anim-duration-instant: 150ms;
  --anim-duration-fast: 300ms;
  --anim-duration-normal: 500ms;
  --anim-duration-slow: 700ms;
  --anim-duration-theme: 0.8s;
  --hover-duration: var(--anim-duration-fast);
  --hover-timing: cubic-bezier(0.34, 1.56, 0.64, 1);
  --hover-translate-y: -6px;
  --hover-translate-x: 8px;
  --hover-scale: 1.05;
  --hover-shadow: 0 10px 25px var(--card-hover-shadow);
  --float-duration: 4s;
  --float-distance: 10px;
  --float-timing: ease-in-out;
  --animation-duration: var(--anim-duration-normal);
  --animation-timing: var(--ease-in-out);
  --text-transition-duration: 0.6s;
  --theme-transition-duration: var(--anim-duration-theme);
  --hover-transition-duration: var(--anim-duration-fast);
  --page-transition-duration: 0.8s;
  --content-transition-duration: 0.8s;
  --ease-out-expo: cubic-bezier(0.19, 1, 0.22, 1);
  --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1.1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-theme: cubic-bezier(0.19, 1, 0.22, 1);
  --theme-timing: var(--ease-theme);
  --hover-timing: var(--ease-out-back);
  --content-timing: var(--ease-out-expo);
}
.theme-transitioning * {
  transition: none !important;
}
body,
.page-container,
.content-section,
.section-container,
[class*=card],
.nav {
  transition:
    background-color var(--theme-transition-duration) var(--theme-transition-timing),
    color var(--theme-transition-duration) var(--theme-transition-timing),
    border-color var(--theme-transition-duration) var(--theme-transition-timing),
    box-shadow var(--theme-transition-duration) var(--theme-transition-timing);
  will-change:
    background-color,
    color,
    border-color,
    box-shadow;
}
h1,
h2,
h3,
h4,
h5,
h6,
p,
span,
a,
.section-title,
.card p,
.card h3,
.resource-card p,
.resource-card h3 {
  transition: color var(--theme-transition-duration) var(--theme-transition-timing);
  will-change: color;
}
.nav {
  transition:
    background-color var(--theme-transition-duration) var(--theme-timing),
    transform var(--anim-duration-fast) var(--ease-out-expo),
    box-shadow var(--theme-transition-duration) var(--theme-timing),
    backdrop-filter var(--anim-duration-fast) ease;
  will-change:
    transform,
    background-color,
    box-shadow,
    backdrop-filter;
}
.nav.scroll-up {
  transform: translateY(0);
}
.nav.scroll-down {
  transform: translateY(-100%);
}
.nav.scrolling {
  backdrop-filter: blur(30px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.15);
}
@media (max-width: 576px) {
  .nav.scroll-up,
  .nav.scroll-down {
    transform: translateY(0) !important;
  }
}
.nav a {
  transition: all var(--anim-duration-fast) var(--ease-out-expo);
  will-change: color, background-color;
}
.nav a.navigating {
  color: var(--accent-color);
  background-color: rgba(var(--accent-color-rgb), 0.2);
  transform: scale(0.98);
}
@media (max-width: 576px) {
  .nav a {
    transition: all var(--anim-duration-fast) var(--ease-out-expo);
    will-change: color, background-color;
  }
  .nav a:hover,
  .nav a.active {
    transform: none;
  }
}
@media (max-width: 576px) {
  .nav a.active::after {
    display: none !important;
  }
}
@keyframes activeGlow {
  0% {
    opacity: 0.5;
  }
  100% {
    opacity: 1;
  }
}
.search-toggle {
  transition: all var(--anim-duration-fast) var(--ease-out-back);
  will-change:
    transform,
    background-color,
    box-shadow;
}
.search-toggle:active {
  transform: scale(0.95);
}
.animated-link {
  position: relative;
  text-decoration: none;
  color: var(--accent-color);
  transition: color var(--anim-duration-fast) var(--ease-out-expo);
  will-change: color;
}
.animated-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-color);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--anim-duration-fast) var(--ease-out-expo);
  will-change: transform;
}
.animated-link:hover {
  color: var(--accent-hover);
}
.animated-link:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}
.nav a {
  transition: color var(--anim-duration-fast) var(--ease-out-expo);
  will-change: color;
}
.nav a::after {
  transform-origin: right;
  transition: transform var(--anim-duration-fast) var(--ease-out-expo);
  will-change: transform;
}
.nav a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}
.contact-item a {
  transition: color var(--anim-duration-fast) var(--ease-out-expo), transform var(--anim-duration-fast) var(--ease-out-back);
  will-change: color, transform;
  position: relative;
}
.contact-item a::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 1px;
  background-color: var(--accent-color);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform var(--anim-duration-fast) var(--ease-out-back);
  will-change: transform;
}
.contact-item a:hover {
  color: var(--accent-hover);
  transform: translateY(-2px);
}
.contact-item a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}
.content a:not(.resource-link):not(.button-link):not(.no-animation)::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 1px;
  transform-origin: right;
  transition: transform var(--anim-duration-fast) var(--ease-out-expo);
  will-change: transform;
}
.content a:not(.resource-link):not(.button-link):not(.no-animation):hover {
  color: var(--accent-hover);
}
.content a:not(.resource-link):not(.button-link):not(.no-animation):hover::after {
  transform: scaleX(1);
  transform-origin: left;
}
.progress-bar {
  transition: transform 0.4s cubic-bezier(0.33, 1, 0.68, 1);
  will-change: transform;
}
.card,
.resource-card,
.contact-item,
.payment-item,
.note-card,
.article-card,
.card-item {
  transition:
    transform var(--hover-duration) var(--hover-timing),
    box-shadow var(--hover-duration) cubic-bezier(0.25, 0.8, 0.25, 1),
    border-color var(--hover-duration) ease;
  will-change:
    transform,
    box-shadow,
    border-color;
}
.resource-card:hover,
.payment-item:hover,
.card-hover:hover,
.card-item.show:hover {
  transform: translateY(var(--hover-translate-y));
  box-shadow: var(--hover-shadow);
  border-color: var(--accent-color);
}
.contact-item:hover {
  transform: translateX(var(--hover-translate-x));
  box-shadow: 0 6px 16px var(--card-hover-shadow);
  border-color: var(--accent-color);
}
.contact-item:hover {
  transform: translateX(8px);
  box-shadow: 0 6px 16px var(--card-hover-shadow);
  border-color: var(--accent-color);
}
.payment-item:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 25px var(--card-hover-shadow);
  border-color: var(--accent-color);
}
.tooltip {
  transition: opacity 0.3s var(--ease-out-expo), visibility 0.3s var(--ease-out-expo);
  will-change: opacity, visibility;
}
.tooltip.show {
  opacity: 1;
  visibility: visible;
}
.toast {
  transition: transform 0.5s var(--ease-out-back), opacity 0.5s var(--ease-out-expo);
  will-change: transform, opacity;
}
.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}
.float {
  animation: float var(--float-duration) var(--float-timing) infinite;
}
.card-enter {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeIn var(--anim-duration-normal) var(--hover-timing) forwards;
}
@keyframes float {
  0% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(calc(var(--hover-translate-y) * -1));
  }
  100% {
    transform: translateY(0);
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.float-slow {
  animation: float 6s var(--float-timing) infinite;
}
.float-normal {
  animation: float 4s var(--float-timing) infinite;
}
.float-fast {
  animation: float 3s var(--float-timing) infinite;
}
.float-delay-1 {
  animation-delay: 0.5s;
}
.float-delay-2 {
  animation-delay: 1s;
}
.float-delay-3 {
  animation-delay: 1.5s;
}
.float-2d {
  animation: float2d 8s var(--float-timing) infinite;
}
@keyframes float2d {
  0% {
    transform: translate(0, 0);
  }
  25% {
    transform: translate(5px, -8px);
  }
  50% {
    transform: translate(8px, 0);
  }
  75% {
    transform: translate(3px, -4px);
  }
  100% {
    transform: translate(0, 0);
  }
}
.pulse {
  animation: pulse 2.5s var(--float-timing) infinite;
}
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.08);
  }
  100% {
    transform: scale(1);
  }
}
.fade-in-up {
  animation: fadeInUp 0.8s var(--ease-out-expo) forwards;
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
.anim-delay-1 {
  animation-delay: 0.1s;
}
.anim-delay-2 {
  animation-delay: 0.2s;
}
.anim-delay-3 {
  animation-delay: 0.3s;
}
.anim-delay-4 {
  animation-delay: 0.4s;
}
.anim-delay-5 {
  animation-delay: 0.5s;
}
[class*=float],
[class*=pulse],
[class*=fade] {
  will-change: transform, opacity;
}
html {
  scroll-behavior: auto;
}
body.scrolling {
  pointer-events: none;
}
body.scrolling * {
  pointer-events: none;
}
body.scrolling .nav {
  pointer-events: auto;
}
body.scrolling .nav * {
  pointer-events: auto;
}

/* css/utils.css */
.hidden {
  display: none !important;
}
.invisible {
  visibility: hidden !important;
}
.visible {
  visibility: visible !important;
}
.text-center {
  text-align: center !important;
}
.text-left {
  text-align: left !important;
}
.text-right {
  text-align: right !important;
}
.text-bold {
  font-weight: 700 !important;
}
.text-medium {
  font-weight: 500 !important;
}
.text-normal {
  font-weight: 400 !important;
}
.text-italic {
  font-style: italic !important;
}
.text-uppercase {
  text-transform: uppercase !important;
}
.text-capitalize {
  text-transform: capitalize !important;
}
.m-0 {
  margin: 0 !important;
}
.m-1 {
  margin: 0.25rem !important;
}
.m-2 {
  margin: 0.5rem !important;
}
.m-3 {
  margin: 1rem !important;
}
.m-4 {
  margin: 1.5rem !important;
}
.m-5 {
  margin: 3rem !important;
}
.mt-0 {
  margin-top: 0 !important;
}
.mt-1 {
  margin-top: 0.25rem !important;
}
.mt-2 {
  margin-top: 0.5rem !important;
}
.mt-3 {
  margin-top: 1rem !important;
}
.mt-4 {
  margin-top: 1.5rem !important;
}
.mt-5 {
  margin-top: 3rem !important;
}
.mb-0 {
  margin-bottom: 0 !important;
}
.mb-1 {
  margin-bottom: 0.25rem !important;
}
.mb-2 {
  margin-bottom: 0.5rem !important;
}
.mb-3 {
  margin-bottom: 1rem !important;
}
.mb-4 {
  margin-bottom: 1.5rem !important;
}
.mb-5 {
  margin-bottom: 3rem !important;
}
.p-0 {
  padding: 0 !important;
}
.p-1 {
  padding: 0.25rem !important;
}
.p-2 {
  padding: 0.5rem !important;
}
.p-3 {
  padding: 1rem !important;
}
.p-4 {
  padding: 1.5rem !important;
}
.p-5 {
  padding: 3rem !important;
}
.d-flex {
  display: flex !important;
}
.flex-row {
  flex-direction: row !important;
}
.flex-column {
  flex-direction: column !important;
}
.justify-start {
  justify-content: flex-start !important;
}
.justify-center {
  justify-content: center !important;
}
.justify-end {
  justify-content: flex-end !important;
}
.justify-between {
  justify-content: space-between !important;
}
.items-center {
  align-items: center !important;
}
.items-start {
  align-items: flex-start !important;
}
.items-end {
  align-items: flex-end !important;
}
.flex-wrap {
  flex-wrap: wrap !important;
}
.flex-nowrap {
  flex-wrap: nowrap !important;
}
.d-none {
  display: none !important;
}
@media (min-width: 576px) {
  .d-sm-none {
    display: none !important;
  }
  .d-sm-block {
    display: block !important;
  }
  .d-sm-flex {
    display: flex !important;
  }
}
@media (min-width: 768px) {
  .d-md-none {
    display: none !important;
  }
  .d-md-block {
    display: block !important;
  }
  .d-md-flex {
    display: flex !important;
  }
}
@media (min-width: 992px) {
  .d-lg-none {
    display: none !important;
  }
  .d-lg-block {
    display: block !important;
  }
  .d-lg-flex {
    display: flex !important;
  }
}
.text-primary {
  color: var(--accent-color) !important;
}
.text-secondary {
  color: var(--text-secondary) !important;
}
.text-white {
  color: var(--bg-color) !important;
}
.bg-primary {
  background-color: var(--accent-color) !important;
}
.bg-secondary {
  background-color: var(--text-secondary) !important;
}
.bg-transparent {
  background-color: transparent !important;
}

/* css/components/notifications.css */
.toast-message {
  position: fixed;
  top: 20px;
  right: 20px;
  padding: 16px 20px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  z-index: 10000;
  opacity: 0;
  transform: translateX(100%) scale(0.9);
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 500;
  max-width: 400px;
  word-wrap: break-word;
  color: white;
  cursor: pointer;
}
.toast-message.toast-show {
  opacity: 1;
  transform: translateX(0) scale(1);
}
.toast-message.toast-success {
  background: #10b981;
}
.toast-message.toast-error {
  background: #ef4444;
}
.toast-message.toast-warning {
  background: #f59e0b;
}
.toast-message.toast-info {
  background: #3b82f6;
}
.toast-message i {
  font-size: 1.1em;
  flex-shrink: 0;
}
.wechat-share-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.wechat-share-modal.modal-show {
  opacity: 1;
}
.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
}
.floating-modal {
  position: relative;
  background: var(--bg-color);
  border-radius: 12px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  max-width: 400px;
  width: 90%;
  max-height: 90vh;
  overflow: hidden;
  transform: scale(0.9);
  transition: transform 0.3s ease;
}
.wechat-share-modal.modal-show .floating-modal {
  transform: scale(1);
}
.modal-header {
  padding: 20px 20px 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 20px;
}
.modal-header h3 {
  margin: 0;
  font-size: 1.2em;
  color: var(--text-color);
  display: flex;
  align-items: center;
  gap: 8px;
}
.modal-header .fab.fa-weixin {
  color: #07c160;
}
.modal-close {
  background: none;
  border: none;
  font-size: 1.2em;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  transition: background-color 0.2s ease;
}
.modal-close:hover {
  background: var(--hover-bg);
  color: var(--text-color);
}
.modal-body {
  padding: 0 20px 20px 20px;
  text-align: center;
}
.qr-code-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 180px;
  margin-bottom: 16px;
}
.qr-loading {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
}
.qr-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}
.qr-error {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
}
.retry-qr-btn {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9em;
  transition: background-color 0.2s ease;
}
.retry-qr-btn:hover {
  background: var(--primary-hover);
}
.share-tip {
  color: var(--text-secondary);
  font-size: 0.9em;
  margin: 16px 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.modal-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 20px;
}
.copy-link-btn,
.modal-cancel {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9em;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 6px;
}
.copy-link-btn {
  background: var(--primary-color);
  color: white;
}
.copy-link-btn:hover {
  background: var(--primary-hover);
}
.copy-link-btn.btn-success {
  background: #10b981;
}
.copy-link-btn.btn-error {
  background: #ef4444;
}
.modal-cancel {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.modal-cancel:hover {
  background: var(--hover-bg);
  color: var(--text-color);
}
.manual-copy-dialog {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10001;
}
.dialog-content {
  background: var(--bg-color);
  padding: 24px;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  max-width: 90%;
  width: 400px;
}
.dialog-content h4 {
  margin: 0 0 16px 0;
  color: var(--text-color);
}
.copy-input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  margin: 10px 0 16px 0;
  font-family: monospace;
  word-break: break-all;
  background: var(--bg-secondary);
  color: var(--text-color);
}
.dialog-actions {
  display: flex;
  justify-content: flex-end;
}
.btn-primary {
  background: var(--primary-color);
  color: white;
  border: none;
  padding: 8px 16px;
  border-radius: 4px;
  cursor: pointer;
  transition: background-color 0.2s ease;
}
.btn-primary:hover {
  background: var(--primary-hover);
}
.weibo-share-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.weibo-share-modal.modal-show {
  opacity: 1;
}
.weibo-share-modal .floating-modal {
  max-width: 450px;
}
.weibo-share-content {
  padding: 0 20px 20px 20px;
  text-align: center;
}
.share-preview {
  background: var(--bg-secondary);
  border-radius: 8px;
  padding: 16px;
  margin-bottom: 16px;
  border: 1px solid var(--border-color);
}
.share-preview-title {
  font-weight: 600;
  color: var(--text-color);
  margin-bottom: 8px;
  font-size: 1em;
  line-height: 1.4;
}
.share-preview-desc {
  color: var(--text-secondary);
  font-size: 0.9em;
  line-height: 1.3;
  margin-bottom: 12px;
}
.share-preview-url {
  color: var(--primary-color);
  font-size: 0.8em;
  word-break: break-all;
  background: rgba(var(--primary-color-rgb), 0.1);
  padding: 4px 8px;
  border-radius: 4px;
}
.share-platform-icon {
  width: 24px;
  height: 24px;
  margin-right: 8px;
  vertical-align: middle;
}
.weibo-icon {
  color: #e6162d;
}
.qq-share-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.qq-share-modal.modal-show {
  opacity: 1;
}
.qq-share-modal .floating-modal {
  max-width: 450px;
}
.qq-icon {
  color: #12b7f5;
}
.share-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  margin-top: 20px;
}
.share-confirm-btn,
.share-cancel-btn {
  padding: 10px 20px;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  font-size: 0.9em;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
}
.share-confirm-btn {
  background: var(--primary-color);
  color: white;
}
.share-confirm-btn:hover {
  background: var(--primary-hover);
  transform: translateY(-1px);
}
.share-confirm-btn.weibo-btn {
  background: #e6162d;
}
.share-confirm-btn.weibo-btn:hover {
  background: #c41227;
}
.share-confirm-btn.qq-btn {
  background: #12b7f5;
}
.share-confirm-btn.qq-btn:hover {
  background: #0ea5e0;
}
.share-cancel-btn {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
}
.share-cancel-btn:hover {
  background: var(--hover-bg);
  color: var(--text-color);
}
.share-success-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.share-success-modal.modal-show {
  opacity: 1;
}
.share-success-content {
  padding: 30px;
  text-align: center;
  min-width: 300px;
}
.share-success-icon {
  font-size: 3em;
  color: #10b981;
  margin-bottom: 16px;
  animation: bounceIn 0.6s ease;
}
.share-success-text {
  color: var(--text-color);
  font-size: 1.1em;
  margin-bottom: 8px;
}
.share-success-desc {
  color: var(--text-secondary);
  font-size: 0.9em;
}
@media (max-width: 768px) {
  .toast-message,
  .notification {
    right: 16px;
    left: 16px;
    max-width: none;
    font-size: 0.9em;
  }
  .floating-modal {
    width: 95%;
    margin: 0 16px;
    max-height: 85vh;
  }
  .modal-actions,
  .share-actions {
    flex-direction: column;
    gap: 8px;
  }
  .copy-link-btn,
  .modal-cancel,
  .share-confirm-btn,
  .share-cancel-btn {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 1em;
  }
  .share-preview {
    padding: 12px;
  }
  .share-preview-title {
    font-size: 0.95em;
  }
  .share-preview-desc {
    font-size: 0.85em;
  }
  .modal-header {
    padding: 16px 16px 0 16px;
    margin-bottom: 16px;
  }
  .modal-header h3 {
    font-size: 1.1em;
  }
  .modal-body,
  .weibo-share-content {
    padding: 0 16px 16px 16px;
  }
  .share-success-content {
    padding: 24px 20px;
  }
  .share-success-icon {
    font-size: 2.5em;
    margin-bottom: 12px;
  }
  .share-success-text {
    font-size: 1em;
    margin-bottom: 6px;
  }
  .share-success-desc {
    font-size: 0.85em;
  }
  .share-tip {
    font-size: 0.85em;
    margin: 12px 0;
  }
  .modal-close {
    padding: 8px;
    font-size: 1.1em;
  }
  .retry-qr-btn {
    padding: 10px 18px;
    font-size: 0.9em;
  }
  .native-share-tip {
    background: rgba(var(--primary-color-rgb), 0.1);
    border: 1px solid rgba(var(--primary-color-rgb), 0.2);
    border-radius: 8px;
    padding: 12px;
    margin: 16px 0;
    text-align: center;
    color: var(--primary-color);
    font-size: 0.9em;
  }
  .native-share-tip i {
    margin-right: 6px;
  }
}
@media (max-width: 768px) and (pointer: coarse) {
  .floating-modal {
  }
  .copy-link-btn,
  .modal-cancel,
  .share-confirm-btn,
  .share-cancel-btn {
    min-height: 44px;
  }
  .modal-close {
    min-width: 44px;
    min-height: 44px;
  }
}
.wechat-browser-tip {
  background: #07c160;
  color: white;
  padding: 12px;
  border-radius: 8px;
  text-align: center;
  margin: 16px 0;
  font-size: 0.9em;
}
.wechat-browser-tip i {
  margin-right: 6px;
  font-size: 1.1em;
}
@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}
@keyframes bounceIn {
  0% {
    opacity: 0;
    transform: scale(0.3);
  }
  50% {
    opacity: 1;
    transform: scale(1.1);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

/* css/main.css */