@import url("https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&display=swap");

:root {
  --bsod-blue: #0078d4;
  --dark-blue: #003d82;
  --light-blue: #4a9eff;
  --terminal-green: #00ff00;
  --terminal-bg: #1a1a1a;
  --white: #ffffff;
  --gray: #cccccc;
  --dark-gray: #333333;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "JetBrains Mono", monospace;
  background: linear-gradient(135deg, var(--bsod-blue), var(--dark-blue));
  color: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(0, 120, 212, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: 1rem 0;
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.logo {
  display: flex;
  flex-direction: column;
  font-weight: 700;
}

.logo-zh {
  font-size: 1.2rem;
  color: var(--white);
}

.logo-en {
  font-size: 0.8rem;
  color: var(--gray);
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  color: var(--white);
  text-decoration: none;
  font-weight: 400;
  transition: color 0.3s ease;
}

.nav-links a:hover {
  color: var(--terminal-green);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 2rem;
}

.hero-content {
  max-width: 800px;
  width: 100%;
}

.terminal-window {
  background: var(--terminal-bg);
  border-radius: 8px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  overflow: hidden;
  animation: slideUp 1s ease-out;
}

.terminal-header {
  background: var(--dark-gray);
  padding: 0.5rem 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.terminal-buttons {
  display: flex;
  gap: 0.5rem;
}

.btn {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.btn.red {
  background: #ff5f56;
}
.btn.yellow {
  background: #ffbd2e;
}
.btn.green {
  background: #27ca3f;
}

.terminal-title {
  color: var(--gray);
  font-size: 0.8rem;
}

.terminal-body {
  padding: 2rem;
  font-size: 1rem;
}

.terminal-line {
  margin-bottom: 1rem;
}

.prompt {
  color: var(--terminal-green);
  margin-right: 0.5rem;
}

.command {
  color: var(--white);
}

.terminal-output p {
  margin-bottom: 0.5rem;
  color: var(--gray);
}

.highlight {
  color: var(--light-blue) !important;
  font-weight: 500;
}

.typing-animation {
  border-right: 2px solid var(--terminal-green);
  animation: typing 3s steps(20) infinite, blink 1s infinite;
}

/* Terminal Actions - Buy Button */
.terminal-actions {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}

.buy-button {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(135deg, var(--terminal-green), #00cc00);
  color: var(--terminal-bg);
  text-decoration: none;
  padding: 1rem 2rem;
  border-radius: 8px;
  font-family: "JetBrains Mono", monospace;
  font-weight: 700;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 255, 0, 0.3);
  border: 2px solid var(--terminal-green);
}

.buy-button:hover {
  background: linear-gradient(135deg, #00cc00, var(--terminal-green));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 255, 0, 0.4);
}

.buy-icon {
  font-size: 1.5rem;
}

.buy-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.buy-zh {
  font-size: 1.1rem;
  line-height: 1.2;
}

.buy-en {
  font-size: 0.8rem;
  opacity: 0.8;
  line-height: 1.2;
}

.floating-elements {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.float-item {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  padding: 1rem;
  border-radius: 8px;
  font-weight: 700;
  animation: float 6s ease-in-out infinite;
}

.float-item:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.float-item:nth-child(2) {
  top: 60%;
  right: 15%;
  animation-delay: 2s;
}

.float-item:nth-child(3) {
  bottom: 30%;
  left: 20%;
  animation-delay: 4s;
}

/* Services Section */
.services {
  padding: 5rem 0;
  background: rgba(0, 61, 130, 0.8);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section-title {
  text-align: center;
  margin-bottom: 3rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.title-zh {
  font-size: 2rem;
  font-weight: 700;
}

.title-en {
  font-size: 1rem;
  color: var(--gray);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  background: rgba(26, 26, 26, 0.8);
  padding: 2rem;
  border-radius: 8px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 120, 212, 0.3);
}

.service-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--light-blue);
}

/* MTR Section */
.mtr-section {
  padding: 5rem 0;
  background: var(--bsod-blue);
}

.mtr-container {
  display: flex;
  justify-content: center;
  padding: 0 1rem;
}

.mtr-terminal {
  background: var(--terminal-bg) !important;
  padding: 1.5rem;
  border-radius: 8px;
  border: 2px solid var(--light-blue);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.85rem;
  width: 100%;
  max-width: 1000px;
  overflow-x: auto;
  margin: 0 auto;
}

.mtr-header {
  color: var(--white);
  margin-bottom: 1rem;
}

.mtr-title {
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.mtr-target {
  color: var(--gray);
  font-size: 0.8rem;
}

.mtr-help {
  color: var(--terminal-green);
  margin-bottom: 1.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--dark-gray);
}

.mtr-table {
  color: var(--white);
  font-family: "JetBrains Mono", monospace;
}

/* 修复表格对齐 */
.mtr-table-header {
  display: grid;
  grid-template-columns: 280px 60px 40px 60px 60px 60px 60px 60px;
  gap: 10px;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--dark-gray);
  font-weight: 700;
  color: var(--light-blue);
  text-align: right;
  font-family: "JetBrains Mono", monospace;
}

.mtr-table-header .col-host {
  text-align: left;
}

.mtr-data {
  min-height: 400px;
}

.mtr-row {
  display: grid;
  grid-template-columns: 280px 60px 40px 60px 60px 60px 60px 60px;
  gap: 10px;
  padding: 0.3rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: background-color 0.3s ease;
  text-align: right;
  font-family: "JetBrains Mono", monospace;
}

.mtr-row .mtr-hop {
  text-align: left;
  font-weight: 500;
}

.mtr-row.waiting {
  color: var(--gray);
  font-style: italic;
}

.mtr-row.high-loss {
  color: #ff6b6b;
}

.mtr-row.medium-loss {
  color: #ffd93d;
}

.mtr-host {
  color: var(--white);
}

.mtr-waiting {
  color: var(--gray);
  font-style: italic;
}

/* MTR状态样式 */
.mtr-status {
  margin-top: 2rem;
  display: flex;
  justify-content: center;
}

.mtr-status-text {
  color: var(--terminal-green);
  font-size: 0.9rem;
  animation: blink 1.5s infinite;
}

.mtr-controls {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
  justify-content: center;
}

/* 移除不需要的按钮样式 */
.mtr-btn {
  display: none;
}

/* Company Info */
.company-info {
  padding: 5rem 0;
  background: rgba(0, 61, 130, 0.6);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 3rem;
}

.info-card {
  background: rgba(26, 26, 26, 0.8);
  padding: 2rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.info-card h3 {
  color: var(--light-blue);
  margin-bottom: 1.5rem;
  font-size: 1.3rem;
}

.company-details p {
  margin-bottom: 0.5rem;
  color: var(--gray);
}

.advantages-list {
  list-style: none;
}

.advantages-list li {
  padding: 0.5rem 0;
  color: var(--gray);
  position: relative;
  padding-left: 1.5rem;
}

.advantages-list li::before {
  content: "▶";
  position: absolute;
  left: 0;
  color: var(--terminal-green);
}

/* Footer */
.footer {
  background: var(--terminal-bg);
  padding: 2rem 0;
  text-align: center;
}

.footer-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 1rem;
}

.footer-text {
  color: var(--gray);
  font-size: 0.9rem;
}

/* Animations */
@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(50px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes typing {
  0%,
  50% {
    border-right-color: var(--terminal-green);
  }
  51%,
  100% {
    border-right-color: transparent;
  }
}

@keyframes blink {
  0%,
  50% {
    opacity: 1;
  }
  51%,
  100% {
    opacity: 0.3;
  }
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  33% {
    transform: translateY(-20px) rotate(5deg);
  }
  66% {
    transform: translateY(10px) rotate(-3deg);
  }
}

/* Responsive */
@media (max-width: 768px) {
  .nav {
    flex-direction: column;
    gap: 1rem;
  }

  .nav-links {
    gap: 1rem;
  }

  .hero {
    padding: 1rem;
  }

  .terminal-body {
    padding: 1rem;
    font-size: 0.9rem;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .info-grid {
    grid-template-columns: 1fr;
  }

  /* Responsive adjustments for MTR */
  .mtr-terminal {
    font-size: 0.75rem;
    padding: 1rem;
  }

  .mtr-table-header,
  .mtr-row {
    grid-template-columns: 2fr 0.8fr 0.6fr 0.8fr 0.8fr 0.8fr 0.8fr 0.8fr;
    gap: 0.5rem;
  }

  .container {
    padding: 0 1rem;
  }

  /* Responsive buy button */
  .buy-button {
    padding: 0.8rem 1.5rem;
    gap: 0.8rem;
  }

  .buy-icon {
    font-size: 1.2rem;
  }

  .buy-zh {
    font-size: 1rem;
  }

  .buy-en {
    font-size: 0.7rem;
  }
}

@media (max-width: 480px) {
  .mtr-terminal {
    font-size: 0.7rem;
    padding: 0.5rem;
  }

  .mtr-table-header,
  .mtr-row {
    grid-template-columns: 1.5fr 0.6fr 0.5fr 0.6fr 0.6fr 0.6fr 0.6fr 0.6fr;
    gap: 0.3rem;
  }

  .title-zh {
    font-size: 1.5rem;
  }

  .service-card {
    padding: 1.5rem;
  }

  .info-card {
    padding: 1.5rem;
  }

  .buy-button {
    padding: 0.7rem 1.2rem;
    gap: 0.6rem;
  }

  .buy-text {
    align-items: center;
  }
}