.header {
  background: linear-gradient(135deg, #90b8c9, #b4d3dd);
  position: sticky;
  top: 0;
  z-index: 100
}

.header .header-container {
  box-sizing: border-box;
  max-width: 1400px;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center
}

.header .header-container .logo {
  display: flex;
  align-items: center
}

.header .header-container .logo img {
  height: 40px;
  margin-right: .5rem
}

.header .header-container .logo .logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: #f2f7fa;
  text-transform: uppercase
}

.header .header-container .logo .logo-text span {
  color: #d4e2e9
}

.header .header-container .nav-menu {
  display: flex;
  align-items: center
}

.header .header-container .nav-menu .nav-list {
  display: flex
}

.header .header-container .nav-menu .nav-list .nav-item {
  margin-right: 2rem
}

.header .header-container .nav-menu .nav-list .nav-item a {
  color: #4a6e7c;
  font-weight: 600;
  transition: color .2s;
  position: relative;
  padding-bottom: 5px;
  display: flex;
  gap: .4rem
}

.header .header-container .nav-menu .nav-list .nav-item a:hover,
.header .header-container .nav-menu .nav-list .nav-item a.active {
  color: #395766
}

.header .header-container .nav-menu .nav-list .nav-item a:hover:after,
.header .header-container .nav-menu .nav-list .nav-item a.active:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: #7a9faa;
  border-radius: 1px
}

.header .header-container .nav-menu .nav-toggle {
  display: none;
  background: none;
  border: none;
  width: 30px;
  height: 30px;
  cursor: pointer;
  position: relative
}

.header .header-container .nav-menu .nav-toggle span {
  display: block;
  position: absolute;
  height: 3px;
  width: 100%;
  background: #4a6e7c;
  border-radius: 3px;
  transition: all .3s ease
}

.header .header-container .nav-menu .nav-toggle span:nth-child(1) {
  top: 6px
}

.header .header-container .nav-menu .nav-toggle span:nth-child(2) {
  top: 14px
}

.header .header-container .nav-menu .nav-toggle span:nth-child(3) {
  top: 22px
}

.header .header-container .nav-menu .nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg);
  top: 14px
}

.header .header-container .nav-menu .nav-toggle.active span:nth-child(2) {
  opacity: 0
}

.header .header-container .nav-menu .nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg);
  top: 14px
}

@media screen and (max-width: 768px) {
  .header .header-container .nav-menu .nav-list {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: linear-gradient(135deg, #90b8c9, #b4d3dd);
    flex-direction: column;
    padding: 1rem 0;
    box-shadow: 0 5px 10px #0000001a;
    transform: translateY(-150%);
    transition: transform .3s ease
  }

  .header .header-container .nav-menu .nav-list.active {
    transform: translateY(0)
  }

  .header .header-container .nav-menu .nav-list .nav-item {
    margin: 0;
    width: 100%;
    text-align: center
  }

  .header .header-container .nav-menu .nav-list .nav-item a {
    display: block;
    padding: 1rem;
    color: #4a6e7c;
    display: flex;
    gap: .4rem
  }

  .header .header-container .nav-menu .nav-list .nav-item a:hover,
  .header .header-container .nav-menu .nav-list .nav-item a.active {
    color: #395766
  }

  .header .header-container .nav-menu .nav-list .nav-item a:hover:after,
  .header .header-container .nav-menu .nav-list .nav-item a.active:after {
    display: none
  }

  .header .header-container .nav-menu .nav-toggle {
    display: block
  }
}

.footer {
  background: linear-gradient(135deg, #90b8c9, #b4d3dd);
  color: #fff;
  padding: 3rem 0 2rem
}

.footer .footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem
}

.footer .footer-container .footer-top {
  display: flex;
  justify-content: center;
  margin-bottom: 1rem
}

.footer .footer-container .footer-top .footer-about {
  display: flex;
  flex-direction: column;
  justify-content: space-between
}

.footer .footer-container .footer-top .footer-about .logo {
  display: flex;
  align-items: center;
  justify-content: center
}

.footer .footer-container .footer-top .footer-about .logo img {
  height: 40px;
  margin-right: .5rem
}

.footer .footer-container .footer-top .footer-about .logo .logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  text-transform: uppercase
}

.footer .footer-container .footer-top .footer-about .logo .logo-text span {
  color: #d4e2e9
}

.footer .footer-container .footer-top .footer-about p,
.footer .footer-container .footer-top .footer-about h2 {
  color: #4a6e7c;
  line-height: 1.6;
  font-size: 1.05rem;
  padding: 1rem 0;
  text-align: center
}

.footer .footer-container .footer-top .footer-about .social-links {
  display: flex;
  justify-content: center;
  gap: 1.2rem
}

.footer .footer-container .footer-top .footer-about .social-links a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: #d4e2e9;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all .3s ease
}

.footer .footer-container .footer-top .footer-about .social-links a:hover {
  background: #395766;
  transform: translateY(-3px);
  box-shadow: 0 5px 15px #0003
}

.footer .footer-container .footer-top .footer-about .social-links a svg {
  width: 22px;
  height: 22px;
  fill: #fff
}

.footer .footer-container .footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: 1.8rem;
  display: flex;
  justify-content: space-between;
  align-items: center
}

.footer .footer-container .footer-bottom .copyright {
  color: #4a6e7c;
  font-size: .95rem
}

.footer .footer-container .footer-bottom .bottom-links {
  display: flex;
  gap: 2rem
}

.footer .footer-container .footer-bottom .bottom-links a {
  color: #4a6e7c;
  font-size: .95rem;
  transition: color .2s;
  position: relative
}

.footer .footer-container .footer-bottom .bottom-links a:after {
  content: "";
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 1px;
  background: #7a9faa;
  transition: width .3s ease
}

.footer .footer-container .footer-bottom .bottom-links a:hover {
  color: #395766
}

.footer .footer-container .footer-bottom .bottom-links a:hover:after {
  width: 100%
}

@media screen and (max-width: 768px) {
  .footer .footer-container .footer-top {
    grid-template-columns: 1fr;
    gap: 2.5rem
  }

  .footer .footer-container .footer-top .footer-about p,
  .footer .footer-container .footer-top .footer-about h2 {
    max-width: 100%
  }

  .footer .footer-container .footer-top .footer-about .social-links {
    justify-content: center;
    margin-top: 1.5rem
  }

  .footer .footer-container .footer-top .footer-nav {
    text-align: center
  }

  .footer .footer-container .footer-top .footer-nav h4:after {
    left: 50%;
    transform: translate(-50%)
  }

  .footer .footer-container .footer-top .footer-nav ul li a:hover {
    transform: none
  }

  .footer .footer-container .footer-bottom {
    flex-direction: column;
    gap: 1.2rem;
    text-align: center
  }

  .footer .footer-container .footer-bottom .copyright {
    margin-bottom: .5rem
  }

  .footer .footer-container .footer-bottom .bottom-links {
    justify-content: center
  }
}

@media screen and (max-width: 480px) {
  .footer {
    padding: 2.5rem 0 1.5rem
  }

  .footer .footer-container .footer-top {
    gap: 2rem
  }

  .footer .footer-container .bottom-links {
    gap: 1rem
  }
}

/*! normalize.css v8.0.1 | MIT License | github.com/necolas/normalize.css */
html {
  line-height: 1.15;
  -webkit-text-size-adjust: 100%
}

body {
  margin: 0
}

main {
  display: block
}

h1 {
  font-size: 2em;
  margin: .67em 0
}

hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible
}

pre {
  font-family: monospace, monospace;
  font-size: 1em
}

a {
  background-color: transparent
}

abbr[title] {
  border-bottom: none;
  text-decoration: underline;
  text-decoration: underline dotted
}

b,
strong {
  font-weight: bolder
}

code,
kbd,
samp {
  font-family: monospace, monospace;
  font-size: 1em
}

small {
  font-size: 80%
}

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline
}

sub {
  bottom: -.25em
}

sup {
  top: -.5em
}

img {
  border-style: none
}

button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  font-size: 100%;
  line-height: 1.15;
  margin: 0
}

button,
input {
  overflow: visible
}

button,
select {
  text-transform: none
}

button,
[type=button],
[type=reset],
[type=submit] {
  -webkit-appearance: button
}

button::-moz-focus-inner,
[type=button]::-moz-focus-inner,
[type=reset]::-moz-focus-inner,
[type=submit]::-moz-focus-inner {
  border-style: none;
  padding: 0
}

button:-moz-focusring,
[type=button]:-moz-focusring,
[type=reset]:-moz-focusring,
[type=submit]:-moz-focusring {
  outline: 1px dotted ButtonText
}

fieldset {
  padding: .35em .75em .625em
}

legend {
  box-sizing: border-box;
  color: inherit;
  display: table;
  max-width: 100%;
  padding: 0;
  white-space: normal
}

progress {
  vertical-align: baseline
}

textarea {
  overflow: auto
}

[type=checkbox],
[type=radio] {
  box-sizing: border-box;
  padding: 0
}

[type=number]::-webkit-inner-spin-button,
[type=number]::-webkit-outer-spin-button {
  height: auto
}

[type=search] {
  -webkit-appearance: textfield;
  outline-offset: -2px
}

[type=search]::-webkit-search-decoration {
  -webkit-appearance: none
}

::-webkit-file-upload-button {
  -webkit-appearance: button;
  font: inherit
}

details {
  display: block
}

summary {
  display: list-item
}

template {
  display: none
}

[hidden] {
  display: none
}

body,
h1,
h2,
h3,
h4,
ul,
li,
p {
  padding: 0;
  margin: 0
}

.ad-container {
  margin: 10px 0;
  text-align: center
}

ul,
li {
  list-style: none
}

a {
  text-decoration: none
}

img {
  vertical-align: top
}

html {
  font-size: 16px
}

@media screen and (max-width: 768px) {
  html {
    font-size: 14px
  }
}

[v-cloak] {
  display: none !important
}

body {
  font-family: PingFang SC, Microsoft YaHei, sans-serif;
  box-sizing: border-box;
  width: 100%;
  height: 100%
}

body::-webkit-scrollbar {
  width: 4px;
  height: 6px
}

body::-webkit-scrollbar-track {
  background: #333;
  border-radius: 2px
}

body::-webkit-scrollbar-thumb {
  background: #666;
  border-radius: 10px
}

body::-webkit-scrollbar-thumb:hover {
  background: #999
}

body #app {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100vh;
  box-sizing: border-box;
  background: #f2f7fa;
  overflow-y: auto
}

body #app::-webkit-scrollbar {
  display: none
}

.chat-assistant {
  position: fixed;
  right: 30px;
  bottom: 30px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end
}

.chat-assistant .chat-button {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, #d4e2e9, #90b8c9);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 24px;
  box-shadow: 0 4px 20px #2d426340;
  cursor: pointer;
  position: relative;
  transition: all .3s cubic-bezier(.175, .885, .32, 1.275);
  z-index: 2;
  border: 2px solid rgba(255, 255, 255, .2)
}

.chat-assistant .chat-button:hover {
  transform: scale(1.05) translateY(-5px);
  box-shadow: 0 6px 25px #2d42634d
}

.chat-assistant .chat-button .pulse-ring {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  animation: pulse 2s infinite;
  background: #d4e2e9;
  opacity: 0;
  z-index: -1
}

.chat-assistant .chat-message {
  background: #fff;
  padding: 15px 20px;
  border-radius: 12px;
  box-shadow: 0 5px 25px #0000001a;
  margin-bottom: 15px;
  max-width: 300px;
  position: relative;
  animation: fadeInUp .5s ease-out;
  border-left: 4px solid #d4e2e9
}

.chat-assistant .chat-message p {
  color: #5d656b;
  font-size: .95rem;
  line-height: 1.5;
  margin: 0 0 5px
}

.chat-assistant .chat-message .chat-message-close {
  position: absolute;
  top: 8px;
  right: 8px;
  background: none;
  border: none;
  color: #5d656b;
  font-size: .8rem;
  cursor: pointer;
  padding: 2px;
  opacity: .7
}

.chat-assistant .chat-message .chat-message-close:hover {
  opacity: 1
}

.chat-assistant .chat-message .chat-message-arrow {
  position: absolute;
  bottom: -8px;
  right: 20px;
  width: 16px;
  height: 16px;
  background: #fff;
  transform: rotate(45deg);
  box-shadow: 4px 4px 8px #0000000d
}

.chat-assistant .chat-message.hidden {
  display: none
}

@keyframes pulse {
  0% {
    transform: scale(.95);
    opacity: .7
  }

  50% {
    transform: scale(1.3);
    opacity: 0
  }

  to {
    transform: scale(.95);
    opacity: 0
  }
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(20px)
  }

  to {
    opacity: 1;
    transform: translateY(0)
  }
}

@media screen and (max-width: 768px) {
  .chat-assistant {
    right: 20px;
    bottom: 20px
  }

  .chat-assistant .chat-button {
    width: 50px;
    height: 50px;
    font-size: 20px
  }

  .chat-assistant .chat-message {
    max-width: 250px;
    padding: 12px 15px
  }

  .chat-assistant .chat-message p {
    font-size: .85rem
  }
}

.video-content {
  flex: 1;
  background: #f2f7fa;
  padding: 2rem 0
}

.video-content .content-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: 2rem
}

@media (max-width: 1100px) {
  .video-content .content-container {
    grid-template-columns: 1fr
  }
}

.video-content .primary-column {
  min-width: 0
}

.video-content .video-player {
  background: #000;
  border-radius: 1rem;
  overflow: hidden;
  position: relative;
  padding-top: 66.25%;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 12px #0000001a
}

.video-content .video-player .player-preview {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%
}

.video-content .video-player .player-preview .video-preview {
  width: 100%;
  height: 100%;
  object-fit: cover
}

.video-content .video-player .player-preview .play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: all .2s ease;
  z-index: 2
}

.video-content .video-player .player-preview .play-button svg {
  width: 68px;
  height: 48px
}

.video-content .video-player .player-preview .play-button svg .play-button-bg {
  transition: fill .1s cubic-bezier(.4, 0, 1, 1)
}

.video-content .video-player .player-preview .play-button:hover svg .play-button-bg {
  fill: #aecbd4
}

.video-content .video-player .player-preview .play-button:active {
  transform: translate(-50%, -50%) scale(.95)
}

.video-content .video-player .player-preview:hover .play-button {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1.05)
}

.video-content .video-player .player-loading {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #000c;
  color: #fff
}

.video-content .video-player .player-loading .loading-spinner {
  width: 50px;
  height: 50px;
  margin-bottom: 15px
}

.video-content .video-player .player-loading .loading-spinner svg {
  width: 100%;
  height: 100%;
  animation: spin 1.5s linear infinite
}

.video-content .video-player .player-loading .loading-spinner svg circle {
  stroke: #fff;
  stroke-dasharray: 125;
  stroke-dashoffset: 125;
  animation: dash 1.5s ease-in-out infinite
}

.video-content .video-player .player-loading span {
  font-size: 1rem;
  letter-spacing: 1px
}

.video-content .video-player .player-iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%
}

.video-content .video-player .player-iframe.hidden {
  visibility: hidden;
  opacity: 0
}

.video-content .video-player .player-iframe .video-element {
  width: 100%;
  height: 100%;
  border: none
}

.video-content .video-info {
  background: #fff;
  border-radius: 1rem;
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 0 4px 12px #0000000d
}

.video-content .video-info .video-title {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  line-height: 1.3;
  font-weight: 600
}

.video-content .video-info .video-stats {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(0, 0, 0, .1);
  flex-wrap: wrap;
  gap: 1rem
}

@media (max-width: 768px) {
  .video-content .video-info .video-stats {
    flex-direction: column;
    align-items: flex-start
  }
}

.video-content .video-info .video-stats .stats-left {
  display: flex;
  align-items: center;
  color: #5d656b;
  font-size: .9rem
}

.video-content .video-info .video-stats .stats-left .dot {
  margin: 0 .5rem
}

.video-content .video-info .video-stats .video-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap
}

.video-content .video-info .video-stats .video-actions .action-btn {
  display: flex;
  align-items: center;
  gap: .5rem;
  background: none;
  border: none;
  padding: .5rem .8rem;
  border-radius: 1.5rem;
  cursor: pointer;
  color: #5d656b;
  font-weight: 500;
  transition: background .2s;
  font-size: .9rem
}

.video-content .video-info .video-stats .video-actions .action-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor
}

.video-content .video-info .video-stats .video-actions .action-btn:hover {
  background: #0000000d
}

.video-content .video-info .video-stats .video-actions .action-btn.like-btn,
.video-content .video-info .video-stats .video-actions .action-btn.dislike-btn {
  padding: .5rem 1rem
}

.video-content .video-info .video-stats .video-actions .action-btn.like-btn:hover,
.video-content .video-info .video-stats .video-actions .action-btn.dislike-btn:hover {
  color: #aecbd4
}

.video-content .video-info .channel-info {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(0, 0, 0, .1)
}

@media (max-width: 768px) {
  .video-content .video-info .channel-info {
    flex-wrap: wrap;
    gap: 1rem
  }
}

.video-content .video-info .channel-info .channel-avatar {
  margin-right: 1rem
}

.video-content .video-info .channel-info .channel-avatar .avatar-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: #aecbd4;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 500;
  box-shadow: 0 2px 6px #0000001a
}

.video-content .video-info .channel-info .channel-details {
  flex: 1;
  min-width: 0
}

.video-content .video-info .channel-info .channel-details .channel-name {
  font-size: 1.1rem;
  margin-bottom: .2rem;
  font-weight: 600
}

.video-content .video-info .channel-info .channel-details .subscribers {
  color: #5d656b;
  font-size: .9rem;
  margin: 0
}

.video-content .video-info .channel-info .subscribe-btn {
  background: #90b8c9;
  color: #fff;
  border: none;
  border-radius: 2rem;
  padding: .7rem 1.2rem;
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s ease
}

.video-content .video-info .channel-info .subscribe-btn:hover {
  background: #3b5480;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px #0000001a
}

.video-content .video-info .channel-info .subscribe-btn:active {
  transform: translateY(0)
}

.video-content .video-info .video-description {
  margin-bottom: 2rem
}

.video-content .video-info .video-description .video-tags {
  display: flex;
  flex-wrap: wrap;
  gap: .5rem;
  margin-bottom: 1rem
}

.video-content .video-info .video-description .video-tags .tag {
  background: #aecbd4;
  color: #fff;
  padding: .3rem .8rem;
  border-radius: 1rem;
  font-size: .8rem;
  transition: transform .2s ease
}

.video-content .video-info .video-description .video-tags .tag:hover {
  transform: translateY(-2px)
}

.video-content .video-info .video-description .description-content {
  color: #5d656b;
  line-height: 1.6;
  font-size: .95rem;
  word-break: break-word
}

.video-content .video-info .video-description .description-content p {
  margin-bottom: 1rem
}

.video-content .video-info .video-description .description-content a {
  color: #d4e2e9;
  text-decoration: none
}

.video-content .video-info .video-description .description-content a:hover {
  text-decoration: underline
}

.video-content .video-info .comments-section .comments-header {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  font-weight: 600
}

.video-content .video-info .comments-section .comment-input-container {
  display: flex;
  margin-bottom: 2rem
}

.video-content .video-info .comments-section .comment-input-container .user-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #90b8c9;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-right: 1rem;
  flex-shrink: 0
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-input {
  width: 100%;
  border: none;
  border-bottom: 1px solid rgba(0, 0, 0, .1);
  padding: .5rem 0;
  font-size: .95rem;
  background: transparent;
  color: #90b8c9;
  margin-bottom: .5rem
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-input:focus {
  outline: none;
  border-bottom: 2px solid #d4e2e9
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-input::placeholder {
  color: #5d656b
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
  padding-top: .5rem
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button {
  padding: .5rem 1rem;
  border-radius: 1.5rem;
  font-size: .9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s ease
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button.cancel-btn {
  background: none;
  border: none;
  color: #5d656b
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button.cancel-btn:hover {
  color: #90b8c9
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button.comment-btn {
  background: #90b8c9;
  color: #fff;
  border: none
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button.comment-btn:disabled {
  opacity: .5;
  cursor: not-allowed;
  transform: none !important
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button.comment-btn:hover:not(:disabled) {
  background: #7a9d7e0d;
  transform: translateY(-2px)
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button.comment-btn:active:not(:disabled) {
  transform: translateY(0)
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button.active {
  color: #aecbd4
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button.active svg {
  fill: #aecbd4
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button:hover {
  color: #90b8c9
}

.video-content .video-info .comments-section .comment-input-container .comment-input-wrapper .comment-actions button:hover.active {
  color: #aecbd4
}

.video-content .video-info .comments-section .comments-list .comment {
  display: flex;
  margin-bottom: 1.5rem
}

.video-content .video-info .comments-section .comments-list .comment .comment-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #90b8c9;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  margin-right: 1rem;
  flex-shrink: 0
}

.video-content .video-info .comments-section .comments-list .comment .comment-content {
  flex: 1
}

.video-content .video-info .comments-section .comments-list .comment .comment-content .comment-header {
  display: flex;
  align-items: center;
  gap: .5rem;
  margin-bottom: .3rem
}

.video-content .video-info .comments-section .comments-list .comment .comment-content .comment-header .comment-user {
  font-weight: 600;
  font-size: .9rem
}

.video-content .video-info .comments-section .comments-list .comment .comment-content .comment-header .comment-time {
  color: #5d656b;
  font-size: .8rem
}

.video-content .video-info .comments-section .comments-list .comment .comment-content .comment-text {
  color: #5d656b;
  line-height: 1.5;
  margin-bottom: .5rem;
  font-size: .95rem
}

.video-content .video-info .comments-section .comments-list .comment .comment-content .comment-actions {
  display: flex;
  gap: 1rem
}

.video-content .video-info .comments-section .comments-list .comment .comment-content .comment-actions button {
  display: flex;
  align-items: center;
  gap: .3rem;
  background: none;
  border: none;
  padding: .3rem;
  color: #5d656b;
  font-size: .85rem;
  cursor: pointer
}

.video-content .video-info .comments-section .comments-list .comment .comment-content .comment-actions button svg {
  width: 16px;
  height: 16px;
  fill: currentColor
}

.video-content .video-info .comments-section .comments-list .comment .comment-content .comment-actions button:hover {
  color: #90b8c9
}

.video-content .secondary-column .section-title {
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
  font-weight: 600;
  position: relative;
  padding-bottom: .5rem
}

.video-content .secondary-column .section-title:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: #aecbd4;
  border-radius: 3px
}

.video-content .secondary-column .recommended-videos {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem
}

.video-content .secondary-column .recommended-videos .video-card {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: inherit;
  background: #fff;
  border-radius: .8rem;
  overflow: hidden;
  transition: all .3s ease;
  box-shadow: 0 2px 8px #0000000d
}

.video-content .secondary-column .recommended-videos .video-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 16px #0000001a
}

.video-content .secondary-column .recommended-videos .video-card:hover .video-thumbnail .hover-overlay {
  opacity: 1
}

.video-content .secondary-column .recommended-videos .video-card:hover .video-thumbnail img {
  transform: scale(1.05)
}

.video-content .secondary-column .recommended-videos .video-card .video-thumbnail {
  width: 100%;
  position: relative;
  padding-top: 56.25%;
  overflow: hidden;
  background: #000
}

.video-content .secondary-column .recommended-videos .video-card .video-thumbnail img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease
}

.video-content .secondary-column .recommended-videos .video-card .video-thumbnail .hover-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #0003;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity .3s ease
}

.video-content .secondary-column .recommended-videos .video-card .video-thumbnail .hover-overlay .play-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #000000b3;
  display: flex;
  align-items: center;
  justify-content: center
}

.video-content .secondary-column .recommended-videos .video-card .video-thumbnail .hover-overlay .play-icon svg {
  width: 24px;
  height: 24px;
  fill: #fff
}

.video-content .secondary-column .recommended-videos .video-card .video-thumbnail .video-duration {
  position: absolute;
  bottom: 8px;
  right: 8px;
  background: #000c;
  color: #fff;
  padding: .2rem .4rem;
  border-radius: 4px;
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .5px;
  z-index: 2
}

.video-content .secondary-column .recommended-videos .video-card .video-details {
  padding: .9rem;
  flex: 1;
  transition: background .3s ease
}

.video-content .secondary-column .recommended-videos .video-card .video-details .video-title {
  font-size: 1rem;
  margin-bottom: .6rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.4;
  font-weight: 500
}

.video-content .secondary-column .recommended-videos .video-card .video-details .video-meta {
  display: flex;
  flex-direction: column
}

.video-content .secondary-column .recommended-videos .video-card .video-details .video-meta .channel-name {
  font-size: .85rem;
  color: #5d656b;
  margin-bottom: .3rem;
  font-weight: 500;
  opacity: .8
}

.video-content .secondary-column .recommended-videos .video-card .video-details .video-meta .video-stats {
  font-size: .8rem;
  color: #5d656b;
  display: flex;
  flex-wrap: wrap;
  gap: 0 .5rem;
  opacity: .7
}

.video-content .secondary-column .recommended-videos .video-card .video-details .video-meta .video-stats .dot {
  margin: 0 .1rem
}

.video-skeleton .skeleton-player {
  padding-top: 56.25%;
  border-radius: 1rem;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
  background: #eaeaea
}

.video-skeleton .skeleton-player:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #ffffff4d, #fff0);
  animation: shimmer 2s infinite
}

.video-skeleton .skeleton-info {
  background: #fff;
  border-radius: 1rem;
  padding: 1.5rem
}

.video-skeleton .skeleton-info .skeleton-title {
  height: 2rem;
  width: 80%;
  margin-bottom: 1rem;
  position: relative;
  overflow: hidden;
  background: #eaeaea
}

.video-skeleton .skeleton-info .skeleton-title:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #ffffff4d, #fff0);
  animation: shimmer 2s infinite
}

.video-skeleton .skeleton-info .skeleton-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem
}

.video-skeleton .skeleton-info .skeleton-meta .skeleton-author,
.video-skeleton .skeleton-info .skeleton-meta .skeleton-date {
  height: 1.5rem;
  position: relative;
  overflow: hidden;
  background: #eaeaea
}

.video-skeleton .skeleton-info .skeleton-meta .skeleton-author:after,
.video-skeleton .skeleton-info .skeleton-meta .skeleton-date:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #ffffff4d, #fff0);
  animation: shimmer 2s infinite
}

.video-skeleton .skeleton-info .skeleton-meta .skeleton-author {
  width: 200px
}

.video-skeleton .skeleton-info .skeleton-meta .skeleton-date {
  width: 150px
}

.video-skeleton .skeleton-info .skeleton-tags {
  display: flex;
  gap: .5rem;
  margin-bottom: 1.5rem
}

.video-skeleton .skeleton-info .skeleton-tags .skeleton-tag {
  height: 1.5rem;
  width: 80px;
  border-radius: 1rem;
  position: relative;
  overflow: hidden;
  background: #eaeaea
}

.video-skeleton .skeleton-info .skeleton-tags .skeleton-tag:nth-child(2) {
  width: 60px
}

.video-skeleton .skeleton-info .skeleton-tags .skeleton-tag:nth-child(3) {
  width: 100px
}

.video-skeleton .skeleton-info .skeleton-tags .skeleton-tag:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #ffffff4d, #fff0);
  animation: shimmer 2s infinite
}

.video-skeleton .skeleton-info .skeleton-description {
  height: 1rem;
  margin-bottom: .8rem;
  position: relative;
  overflow: hidden;
  background: #eaeaea
}

.video-skeleton .skeleton-info .skeleton-description:nth-child(2) {
  width: 95%
}

.video-skeleton .skeleton-info .skeleton-description:last-child {
  width: 60%
}

.video-skeleton .skeleton-info .skeleton-description:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #ffffff4d, #fff0);
  animation: shimmer 2s infinite
}

.recommended-skeleton {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.2rem;
  animation: fadeIn .3s ease
}

.recommended-skeleton .skeleton-card {
  display: flex;
  flex-direction: column;
  border-radius: .8rem;
  overflow: hidden;
  background: #fff;
  box-shadow: 0 2px 8px #0000000d
}

.recommended-skeleton .skeleton-card .skeleton-thumbnail {
  width: 100%;
  padding-top: 56.25%;
  position: relative;
  overflow: hidden;
  background: #eaeaea
}

.recommended-skeleton .skeleton-card .skeleton-thumbnail:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #fff6, #fff0);
  animation: shimmer 1.8s infinite
}

.recommended-skeleton .skeleton-card .skeleton-content {
  padding: .9rem;
  flex: 1
}

.recommended-skeleton .skeleton-card .skeleton-content .skeleton-title {
  height: 1rem;
  width: 90%;
  margin-bottom: .8rem;
  position: relative;
  overflow: hidden;
  background: #eaeaea;
  border-radius: 3px
}

.recommended-skeleton .skeleton-card .skeleton-content .skeleton-title:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #fff6, #fff0);
  animation: shimmer 1.8s infinite
}

.recommended-skeleton .skeleton-card .skeleton-content .skeleton-meta {
  display: flex;
  flex-direction: column;
  gap: .5rem;
  background: none
}

.recommended-skeleton .skeleton-card .skeleton-content .skeleton-meta:after {
  display: none
}

.recommended-skeleton .skeleton-card .skeleton-content .skeleton-meta .skeleton-channel {
  height: .8rem;
  width: 60%;
  position: relative;
  overflow: hidden;
  background: #eaeaea;
  border-radius: 3px
}

.recommended-skeleton .skeleton-card .skeleton-content .skeleton-meta .skeleton-channel:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #fff6, #fff0);
  animation: shimmer 1.8s infinite
}

.recommended-skeleton .skeleton-card .skeleton-content .skeleton-meta .skeleton-stats {
  height: .8rem;
  width: 70%;
  position: relative;
  overflow: hidden;
  background: #eaeaea;
  border-radius: 3px
}

.recommended-skeleton .skeleton-card .skeleton-content .skeleton-meta .skeleton-stats:after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  transform: translate(-100%);
  background: linear-gradient(90deg, #fff0, #fff6, #fff0);
  animation: shimmer 1.8s infinite
}

@keyframes fadeIn {
  0% {
    opacity: 0
  }

  to {
    opacity: 1
  }
}

@keyframes shimmer {
  to {
    transform: translate(100%)
  }
}

@media screen and (max-width: 768px) {
  .video-content {
    padding: 1rem 0
  }

  .video-content .content-container {
    padding: 0 1rem
  }

  .video-content .video-info {
    padding: 1rem
  }

  .video-content .video-info .video-title {
    font-size: 1.3rem
  }

  .video-content .video-info .channel-info .channel-avatar .avatar-circle {
    width: 40px;
    height: 40px;
    font-size: 1.2rem
  }

  .video-content .video-info .channel-info .channel-details .channel-name {
    font-size: 1rem
  }

  .video-content .video-info .channel-info .subscribe-btn {
    padding: .5rem 1rem;
    font-size: .85rem
  }
}