/*
Copyright © 2022 NianBroken. All rights reserved.
Github：https://github.com/NianBroken/Firework_Simulator
Gitee：https://gitee.com/nianbroken/Firework_Simulator
本项目采用 Apache-2.0 许可证
简而言之，你可以自由使用、修改和分享本项目的代码，但前提是在其衍生作品中必须保留原始许可证和版权信息，并且必须以相同的许可证发布所有修改过的代码。
*/

/* 自定义滚动条样式 */
::-webkit-scrollbar {
  /* 选择整体滚动条 */
  width: 0px; /* 设置滚动条的宽度 */
}

::-webkit-scrollbar-track {
  /* 选择滚动条背景 */
  background: #f1f1f1; /* 设置滚动条背景颜色 */
}

::-webkit-scrollbar-thumb {
  /* 选择滚动条手柄 */
  background: #888; /* 设置滚动条手柄的颜色 */
}

::-webkit-scrollbar-thumb:hover {
  /* 鼠标悬停时选择滚动条手柄 */
  background: #555; /* 设置鼠标悬停时滚动条手柄的颜色 */
}

* {
  position: relative;
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

html {
  background-color: #000;
}

body {
  overflow: hidden;
  color: rgba(255, 255, 255, 0.5);
  font-family: "Russo One", arial, sans-serif;
  line-height: 1.25;
  letter-spacing: 0.06em;
}

.hide {
  opacity: 0;
  visibility: hidden;
}

.remove {
  display: none !important;
}

.blur {
  filter: blur(12px);
}

.container {
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.loading-init {
  width: 100%;
  align-self: center;
  text-align: center;
  text-transform: uppercase;
}
.loading-init__header {
  font-size: 2.2em;
}
.loading-init__status {
  margin-top: 1em;
  font-size: 0.8em;
  opacity: 0.75;
}

.stage-container {
  overflow: hidden;
  box-sizing: initial;
  border: 1px solid #222;
  margin: -1px;
}
@media (max-width: 840px) {
  .stage-container {
    border: none;
    margin: 0;
  }
}

.canvas-container {
  width: 100%;
  height: 100%;
  transition: filter 0.3s;
}
.canvas-container canvas {
  position: absolute;
  mix-blend-mode: lighten;
  transform: translateZ(0);
}

.controls {
  position: absolute;
  top: 0;
  width: 100%;
  padding-bottom: 50px;
  display: flex;
  justify-content: space-between;
  transition: opacity 0.3s, visibility 0.3s;
}
@media (min-width: 840px) {
  .controls {
    visibility: visible;
  }
  .controls.hide:hover {
    opacity: 1;
  }
}

.menu {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.42);
  transition: opacity 0.3s, visibility 0.3s;
}
.menu__inner-wrap {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  transition: opacity 0.3s;
}
.menu__header {
  margin-top: 5px;
  margin-bottom: 8px;
  font-size: 2em;
  text-transform: uppercase;
}
.menu__subheader {
  margin-bottom: 5px;
  font-size: 0.86em;
  opacity: 0.8;
}
.menu form {
  width: 100%;
  max-width: 400px;
  padding: 0 10px;
  margin-right: 80px;
  overflow: auto;
  -webkit-overflow-scrolling: touch;
}
.menu .form-option {
  display: flex;
  align-items: center;
  margin: 16px 0;
  transition: opacity 0.3s;
}
.menu .form-option label {
  display: block;
  width: 50%;
  padding-right: 12px;
  text-align: right;
  text-transform: uppercase;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}
.menu .form-option--select select {
  display: block;
  width: 50%;
  height: 30px;
  font-size: 1rem;
  font-family: "Russo One", arial, sans-serif;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.06em;
  background-color: transparent;
  border: 1px solid rgba(255, 255, 255, 0.5);
}
.menu .form-option--select select option {
  background-color: black;
}
.menu .form-option--checkbox input {
  display: block;
  width: 26px;
  height: 26px;
  margin: 0;
  opacity: 0.5;
}
@media (max-width: 840px) {
  .menu .form-option select,
  .menu .form-option input {
    outline: none;
  }
}

.close-menu-btn {
  position: absolute;
  top: 0;
  right: 0;
}
/*This project is copyrighted by NianBroken!*/
.btn {
  opacity: 0.16;
  width: 50px;
  height: 50px;
  display: flex;
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
  cursor: default;
  transition: opacity 0.3s;
}
.btn--bright {
  opacity: 0.5;
}
@media (min-width: 840px) {
  .btn:hover {
    opacity: 0.32;
  }
  .btn--bright:hover {
    opacity: 0.75;
  }
}
.btn svg {
  display: block;
  margin: auto;
}

.credits {
  margin-top: auto;
  margin-bottom: 10px;
  padding-top: 6px;
  font-size: 0.8em;
  opacity: 0.75;
  text-align: center;
}
.credits a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
}
.credits a:hover,
.credits a:active {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: underline;
}

.help-modal {
  display: flex;
  justify-content: center;
  align-items: center;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  visibility: hidden;
  transition-property: visibility;
  transition-duration: 0.25s;
}
.help-modal__overlay {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  opacity: 0;
  transition-property: opacity;
  transition-timing-function: ease-in;
  transition-duration: 0.25s;
}
/*This project is copyrighted by NianBroken!*/
.help-modal__dialog {
  display: flex;
  flex-direction: column;
  align-items: center;
  max-width: 400px;
  max-height: calc(100vh - 100px);
  margin: 10px;
  padding: 20px;
  border-radius: 0.3em;
  background-color: rgba(0, 0, 0, 0.4);
  opacity: 0;
  transform: scale(0.9, 0.9);
  transition-property: opacity, transform;
  transition-timing-function: ease-in;
  transition-duration: 0.25s;
}
@media (min-width: 840px) {
  .help-modal__dialog {
    font-size: 1.25rem;
    max-width: 500px;
  }
}
.help-modal__header {
  font-size: 1.75em;
  text-transform: uppercase;
  text-align: center;
}
.help-modal__body {
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  margin: 1em 0;
  padding: 1em 0;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.25);
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.75);
}
.help-modal__close-btn {
  flex-shrink: 0;
  outline: none;
  border: none;
  border-radius: 2px;
  padding: 0.25em 0.75em;
  margin-top: 0.36em;
  font-family: "Russo One", arial, sans-serif;
  font-size: 1em;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background-color: rgba(255, 255, 255, 0.25);
  transition: color 0.3s, background-color 0.3s;
}
.help-modal__close-btn:hover,
.help-modal__close-btn:active,
.help-modal__close-btn:focus {
  color: #fff;
  background-color: #09f;
}
.help-modal.active {
  visibility: visible;
  transition-duration: 0.4s;
}
.help-modal.active .help-modal__overlay {
  opacity: 1;
  transition-timing-function: ease-out;
  transition-duration: 0.4s;
}
.help-modal.active .help-modal__dialog {
  opacity: 1;
  transform: scale(1, 1);
  transition-timing-function: ease-out;
  transition-duration: 0.4s;
}

.blessing-text {
  font-size: 28px;
  color: #fff;
  text-align: center;
  max-width: 900px;
  padding: 30px;
  opacity: 0;
  margin: 0 auto;
  line-height: 1.8;
  letter-spacing: 2px;
  font-weight: 300;
  white-space: pre-wrap;
  word-wrap: break-word;
  transition: opacity 0.8s ease-in-out;
  transform-origin: center center;
}

.blessing-text.active {
  opacity: 1;
}

.blessing-text.fade-out {
  opacity: 0;
  transition: opacity 0.8s ease-in-out;
}

@keyframes typing-with-fade {
  0% {
    opacity: 0;
    clip-path: inset(0 100% 0 0);
  }
  20% {
    opacity: 1;
  }
  100% {
    opacity: 1;
    clip-path: inset(0 0 0 0);
  }
}

@keyframes fadeInScaleWithFade {
  0% {
    opacity: 0;
    transform: scale(0.9);
  }
  50% {
    opacity: 1;
    transform: scale(1.05);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slideInWithFade {
  0% {
    opacity: 0;
    transform: translateX(-50px);
  }
  50% {
    opacity: 1;
    transform: translateX(10px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes glowWithFade {
  0% {
    opacity: 0;
    text-shadow: none;
  }
  40% {
    opacity: 1;
    text-shadow: 0 0 10px #fff;
  }
  70% {
    opacity: 1;
    text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #ff6b6b;
  }
  100% {
    opacity: 1;
    text-shadow: 0 0 20px #fff, 0 0 30px #ff6b6b, 0 0 40px #ff6b6b;
  }
}

@keyframes elegantReveal {
  0% {
    opacity: 0;
    transform: translateY(30px);
    filter: blur(3px);
  }
  30% {
    opacity: 0.5;
    transform: translateY(15px);
    filter: blur(1px);
  }
  70% {
    opacity: 0.9;
    transform: translateY(0);
    filter: blur(0);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

@keyframes convergeReveal {
  0% {
    opacity: 0;
    transform: translateX(-100%);
    clip-path: inset(0 50% 0 0);
  }
  50% {
    opacity: 0.7;
    transform: translateX(0);
    clip-path: inset(0 25% 0 25%);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
    clip-path: inset(0 0 0 0);
  }
}

.blessing-text.elegant {
  animation: convergeReveal 2.5s cubic-bezier(0.33, 1, 0.68, 1) forwards;
  font-weight: 400;
  white-space: pre-wrap;
  opacity: 0;
  text-shadow: 0 2px 10px rgba(255, 255, 255, 0.3);
  background: linear-gradient(120deg, rgba(255, 255, 255, 0.1), transparent);
  border-radius: 15px;
  padding: 35px;
  position: relative;
  overflow: hidden;
}

.blessing-text.elegant::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  animation: shine 2s ease-out forwards;
  animation-delay: 1.5s;
}

@keyframes shine {
  to {
    left: 200%;
  }
}

.blessing-text.typing.active {
  animation: typing-with-fade 3.5s ease-out forwards;
}

.blessing-text.scale.active {
  animation: fadeInScaleWithFade 2.5s ease-out forwards;
}

.blessing-text.slide.active {
  animation: slideInWithFade 2.5s ease-out forwards;
}

.blessing-text.glow.active {
  animation: glowWithFade 3s ease-out forwards;
}

.blessing-text strong {
  font-size: 32px;
  color: #ffd700;
  font-weight: 500;
  letter-spacing: 3px;
  display: block;
  margin-bottom: 15px;
}

.blessing-text.typing {
  position: relative;
}

.blessing-text.typing::after {
  content: "";
  position: absolute;
  right: -3px;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 80%;
  background-color: #fff;
  animation: cursor-blink 0.8s infinite;
}

@keyframes cursor-blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0;
  }
}

.blessing-text.scale {
  animation: fadeInScale 1s ease forwards;
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
  white-space: pre-wrap;
}

.blessing-text.slide {
  animation: slideInFromSide 1s ease forwards;
  background: linear-gradient(45deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0));
  border-radius: 15px;
  padding: 35px;
  white-space: pre-wrap;
}

.blessing-text.glow {
  animation: glowPulse 2s ease forwards;
  font-weight: 400;
  letter-spacing: 3px;
  white-space: pre-wrap;
}

.blessings-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.92);
  z-index: 1000;
  display: flex;
  justify-content: center;
  align-items: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.5s;
}

.blessings-modal.active {
  opacity: 1;
  visibility: visible;
}

@keyframes typing {
  from {
    width: 0;
  }
  to {
    width: 100%;
  }
}

@keyframes glowPulse {
  0% {
    opacity: 0;
    text-shadow: none;
  }
  50% {
    opacity: 1;
    text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #ff6b6b;
  }
  100% {
    opacity: 1;
    text-shadow: 0 0 20px #fff, 0 0 30px #ff6b6b, 0 0 40px #ff6b6b;
  }
}

/* 适配移动设备 */
@media (max-width: 768px) {
  .blessing-text {
    font-size: 20px;
    padding: 20px;
    letter-spacing: 1px;
  }

  .blessing-text strong {
    font-size: 24px;
    letter-spacing: 2px;
    margin-bottom: 10px;
  }
}

.start-button {
  position: fixed;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  padding: 12px 24px;
  font-size: 18px;
  background: linear-gradient(45deg, #ff6b6b, #ff8e8e);
  border: none;
  border-radius: 25px;
  color: white;
  cursor: pointer;
  opacity: 0;
  transition: all 0.3s;
  font-family: "Russo One", arial, sans-serif;
}

.start-button:hover {
  transform: translateX(-50%) scale(1.05);
  background: linear-gradient(45deg, #ff8e8e, #ff6b6b);
}

.start-button.active {
  opacity: 1;
}