* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

:root {
  --primary-gradient: linear-gradient(135deg, #d63384, #fd7e14);
  --primary-light: rgba(214, 51, 132, 0.1);
  --text-light: #fff;
  --text-muted: rgba(255, 255, 255, 0.8);
}

body {
  color: var(--text-light);
  overflow-x: hidden;
  line-height: 1.6;
}

/* 背景与蒙层 */
.background-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
}

.background-image {
  width: 100%;
  height: 100%;
  background-image: url("./photo-1596462502278-27bfdc403348.avif");
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-gradient);
  opacity: 0.85;
}

/* 导航栏 */
header {
  position: fixed;
  top: 0;
  width: 100%;
  padding: 1.2rem 5%;
  background-color: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  z-index: 1000;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.logo {
  font-size: 2.2rem;
  font-weight: 700;
  background: var(--primary-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-decoration: none;
  display: flex;
  align-items: center;
}

.logo i {
  margin-right: 8px;
  font-size: 2.5rem;
}

nav ul {
  display: flex;
  list-style: none;
}

nav ul li {
  margin-left: 2rem;
}

nav ul li a {
  color: var(--text-light);
  text-decoration: none;
  font-weight: 500;
  font-size: 1.1rem;
  transition: all 0.3s ease;
  padding: 0.5rem 0.8rem;
  border-radius: 4px;
}

nav ul li a:hover {
  background-color: rgba(255, 255, 255, 0.15);
  color: #ffc8dd;
}

/* 主内容区域 */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

section {
  padding: 100px 0;
}

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  text-align: center;
}

.hero-content {
  max-width: 800px;
  margin: 0 auto;
}

.hero h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  background: linear-gradient(to right, #ffc8dd, #ffafcc);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.hero .tagline {
  font-size: 1.8rem;
  margin-bottom: 2.5rem;
  color: #ffc8dd;
  font-weight: 300;
}

/* 描述区域 */
.description-section {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.description-block {
  background-color: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  border-radius: 16px;
  padding: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: transform 0.3s ease;
}

.description-block:hover {
  transform: translateY(-5px);
}

.description-block h2 {
  font-size: 1.8rem;
  margin-bottom: 20px;
  color: #ffc8dd;
  display: flex;
  align-items: center;
  gap: 10px;
}

.description-block h2 i {
  font-size: 1.5rem;
}

.description-block p {
  font-size: 1.2rem;
  line-height: 1.8;
  color: var(--text-muted);
}

/* 截图区域 */
.screenshots-section {
  text-align: center;
}

.screenshots-section h2 {
  font-size: 2.5rem;
  margin-bottom: 60px;
  color: #ffc8dd;
}

.screenshots-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 30px;
}

.screenshot-placeholder {
  width: 220px;
  height: 495px; /* 4:9 比例 */
  background: linear-gradient(
    145deg,
    rgba(255, 200, 221, 0.2),
    rgba(255, 175, 204, 0.1)
  );
  border-radius: 30px;
  border: 8px solid rgba(255, 255, 255, 0.15);
  position: relative;
  overflow: hidden;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
  transition: transform 0.4s ease;
}

.screenshot-placeholder:hover {
  transform: translateY(-10px) scale(1.03);
}

.screenshot-placeholder::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 20px;
  background-color: rgba(255, 255, 255, 0.1);
  border-radius: 0 0 10px 10px;
}

.screenshot-content {
  position: absolute;
  top: 50px;
  left: 10px;
  right: 10px;
  bottom: 10px;
  background: linear-gradient(
    45deg,
    rgba(214, 51, 132, 0.3),
    rgba(253, 126, 20, 0.3)
  );
  border-radius: 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  color: white;
  padding: 20px;
}

.screenshot-content i {
  font-size: 3rem;
  margin-bottom: 20px;
  opacity: 0.8;
}

.screenshot-content span {
  font-size: 1.2rem;
  font-weight: 600;
  text-align: center;
}

/* 页脚 */
footer {
  background-color: rgba(0, 0, 0, 0.4);
  padding: 50px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.contact-email {
  font-size: 1.5rem;
  margin-bottom: 25px;
  color: #ffc8dd;
}

.contact-email a {
  color: #ffc8dd;
  text-decoration: none;
  transition: all 0.3s ease;
}

.contact-email a:hover {
  color: #ffafcc;
  text-decoration: underline;
}

.copyright {
  color: var(--text-muted);
  font-size: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
}

/* 响应式设计 */
@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.5rem;
  }

  .hero .tagline {
    font-size: 1.5rem;
  }

  nav ul {
    display: none;
  }

  .description-block {
    padding: 25px;
  }

  .screenshot-placeholder {
    width: 180px;
    height: 405px;
  }
}