:root {
  --color-primary: #265eff;
  --color-dark: #10111f;
  --color-white: #ffffff;
  --color-white-10: rgba(255, 255, 255, 0.1);
  --color-white-80: rgba(255, 255, 255, 0.8);
  --color-text-primary: rgba(0, 0, 0, 0.9);
  --color-text-secondary: rgba(16, 17, 31, 0.6);
  --color-text-tertiary: rgba(16, 17, 31, 0.4);
  --color-border: rgba(16, 17, 31, 0.1);
  --color-green-bg: #e0ffef;
  --color-purple-bg: #eae5ff;
  --color-blue-bg: #e0eeff;
  --color-blue-gradient-start: #000d46;
  --color-blue-gradient-end: #0a146e;

  --font-readex: "Readex Pro", sans-serif;
  --font-sf: "SF Pro", "Inter", sans-serif;
  --font-inter: "Inter", sans-serif;

  --border-radius-sm: 16px;
  --border-radius-md: 24px;
  --border-radius-lg: 36px;
  --border-radius-full: 9999px;
}

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

body {
  font-family: var(--font-sf);
  color: var(--color-dark);
  line-height: 1.5;
  overflow-x: hidden;
}

.container {
  max-width: 1520px;
  margin: 0 auto;
  padding: 0 20px;
}

img {
  max-width: 100%;
  height: auto;
  border-radius: 25px;
}

a {
  text-decoration: none;
  color: inherit;
}

/* Header */
.header {
  height: 80px;
  width: 100%;
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}

.logo img {
  border-radius: 0;
}

.logo-text {
  font-family: var(--font-readex);
  font-weight: 700;
  font-size: 28px;
  color: black;
}

.contact-btn {
  background-color: var(--color-dark);
  border-radius: var(--border-radius-md);
  padding: 12px 24px;
  color: var(--color-white);
  font-weight: 590;
  font-size: 14px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.contact-btn:hover {
  background: #10111f;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Hero Section */
.hero {
  padding: 30px 0;
  margin-bottom: 40px;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.hero-content {
  height: 100%;
  display: flex;
  flex-direction: column;
}

.hero-title {
  font-family: var(--font-readex);
  font-weight: 700;
  font-size: 74px;
  line-height: 1.2;
}

.hero-title .highlight {
  color: var(--color-primary);
}

.hero-buttons {
  display: flex;
  gap: 25px;
  margin-top: 36px;
  margin-bottom: 83px;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-radius: var(--border-radius-lg);
  font-weight: 590;
  font-size: 20px;
  padding: 20px 30px;
  cursor: pointer;
  transition: all 0.3s ease;
}

.btn-primary {
  background-color: var(--color-dark);
  color: var(--color-white);
}

.btn-outline {
  border: 2px solid var(--color-dark);
  color: var(--color-dark);
}

.btn-dark {
  background-color: var(--color-dark);
  color: var(--color-white);
  padding: 20px 30px;
  border-radius: var(--border-radius-lg);
  font-weight: 590;
  font-size: 20px;
  display: inline-block;
}

.btn-white {
  background-color: var(--color-white);
  color: var(--color-dark);
}

.btn-outline-white {
  border: 2px solid var(--color-white);
  color: var(--color-white);
}

.community {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 20px;
}

.community-label {
  color: var(--color-text-secondary);
  font-size: 16px;
}

.social-links {
  display: flex;
  align-items: center;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-tertiary);
  font-weight: 590;
  font-size: 16px;
  transition: all 0.3s ease;
  position: relative;
}

.social-link img {
  width: 24px;
  height: 24px;
  transition: all 0.3s ease;
}

.default-icon {
  display: block;
}

.hover-icon {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
}

.social-link:hover {
  color: var(--color-dark);
}

.social-link:hover .default-icon {
  opacity: 0;
}

.social-link:hover .hover-icon {
  opacity: 1;
}

.divider {
  width: 1px;
  height: 16px;
  background-color: var(--color-text-tertiary);
  margin: 0 20px;
}

/* Features Cards */
.features-cards {
  padding: 30px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.feature-card {
  position: relative;
  height: fit-content;
  border-radius: var(--border-radius-md);
  padding: 28px;
}

.feature-card.green {
  background-color: var(--color-green-bg);
}

.feature-card.purple {
  background-color: var(--color-purple-bg);
}

.feature-card.blue {
  background-color: var(--color-blue-bg);
}

.feature-arrow {
  position: absolute;
  top: 32px;
  right: 28px;
}

.feature-title {
  font-family: var(--font-readex);
  font-weight: 700;
  font-size: 20px;
  margin-top: 4px;
}

.feature-desc {
  color: var(--color-text-secondary);
  font-size: 14px;
  margin-top: 10px;
}

/* Divider Icon */
.divider-icon {
  display: flex;
  justify-content: center;
  margin: 10px 0px 40px 0px;
}

/* Section Headers */
.section-header {
  text-align: center;
  margin-bottom: 80px;
}

.section-label {
  font-family: var(--font-readex);
  font-size: 20px;
  color: var(--color-primary);
  display: block;
  margin-bottom: 10px;
}

.section-title {
  font-family: var(--font-readex);
  font-weight: 700;
  font-size: 48px;
  color: var(--color-dark);
}

/* Detailed Features */
.detailed-features {
  padding: 60px 0;
}

.feature-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 100px;
  align-items: center;
  margin-bottom: 120px;
}

.feature-showcase.reverse {
  direction: rtl;
}

.feature-showcase.reverse .feature-info {
  direction: ltr;
}

.feature-showcase.reverse .feature-image {
  direction: ltr;
}

.feature-info h3 {
  font-family: var(--font-readex);
  font-weight: 700;
  font-size: 32px;
  margin-bottom: 20px;
}

.feature-info p {
  color: var(--color-text-secondary);
  font-size: 20px;
  margin-bottom: 40px;
  max-width: 660px;
}

/* Testimonials */
.testimonials {
  padding: 0 0 100px 0;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 25px;
}

.testimonial-card {
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-sm);
  padding: 24px;
  height: 100%;
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 20px;
}

.user-name {
  font-weight: 510;
  font-size: 16px;
  color: var(--color-text-primary);
}

.testimonial-text {
  color: var(--color-text-primary);
  font-size: 16px;
  line-height: 1.6;
}

/* CTA Blue Section */
.cta-blue {
  background: linear-gradient(
    241deg,
    var(--color-blue-gradient-start) 0%,
    var(--color-blue-gradient-end) 100%
  );
  padding: 100px 0;
}

.cta-blue .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cta-content h2 {
  font-family: var(--font-readex);
  font-weight: 700;
  font-size: 36px;
  color: var(--color-white);
  max-width: 467px;
}

.cta-buttons {
  display: flex;
  gap: 25px;
}

/* Footer */
.footer {
  background-color: var(--color-dark);
  height: 494px;
}

.footer-container {
  padding-top: 80px;
  display: flex;
  justify-content: space-between;
}

.footer-left {
  font-family: var(--font-readex);
  font-weight: 400;
  font-size: 14px;
  color: var(--color-white-80);
}

.footer-left-logo {
  border-radius: 0;
  margin-bottom: 32px;
}

.footer-right {
  display: flex;
  align-items: start;
  gap: 108px;
  font-weight: 400;
  font-size: 14px;
  color: var(--color-white-80);
}

.footer-right p {
  font-size: 24px;
  font-weight: 590;
  color: var(--color-white);
  margin-bottom: 24px;
}

.footer-right a {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  transition: all 0.3s ease;
}

.footer-right a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

.footer-right img {
  width: 16px;
  height: 16px;
}

.footer-info {
  margin-top: 32px;
}

.footer-info p {
  color: var(--color-white-80);
  font-size: 14px;
  margin-bottom: 10px;
}

/* Figma Modal Styles */
.figma-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.7);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.figma-modal-content {
  width: 513px;
  max-height: 90vh;
  background-color: white;
  border-radius: 24px;
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  animation: scaleIn 0.3s ease forwards;
  padding: 24px;
  overflow-y: auto;
}

.figma-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px;
  margin: -24px -24px 0 -24px;
  border-bottom: 1px solid #e6e6e6;
}

.figma-modal-close {
  cursor: pointer;
  z-index: 10;
  width: 20px;
  height: 20px;
}

.modal-title {
  font-size: 20px;
  font-weight: 510;
  color: var(--color-dark);
  text-align: left;
  font-family: var(--font-sf);
}

.figma-modal-section-title {
  font-size: 16px;
  font-weight: 510;
  color: var(--color-dark);
  margin-bottom: 16px;
  margin-top: 24px;
  font-family: var(--font-sf);
}

.issue-type-section {
  margin-bottom: 36px;
}

.issue-type-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.issue-btn {
  padding: 8px 12px;
  background-color: #10111f14;
  color: var(--color-dark);
  border: 0;
  font-size: 14px;
  font-weight: 510;
  cursor: pointer;
  border-radius: 4px;
  transition: all 0.3s ease;
  font-family: var(--font-sf);
}

.issue-btn.active {
  background-color: var(--color-dark);
  color: white;
  border-color: var(--color-dark);
}

.issue-btn:hover {
  background-color: #e0e0e0;
}

.issue-btn.active:hover {
  background-color: var(--color-dark);
}

.feedback-section {
  margin-bottom: 32px;
}

.textarea-wrapper {
  position: relative;
}

.feedback-textarea {
  width: 100%;
  min-height: 120px;
  padding: 16px;
  padding-bottom: 40px; /* 为字数提示留出空间 */
  border: 2px solid #e0e0e0;
  border-radius: 12px;
  font-size: 14px;
  font-family: var(--font-sf);
  resize: vertical;
  outline: none;
  transition: border-color 0.3s ease;
  box-sizing: border-box;
}

.feedback-textarea:focus {
  border-color: var(--color-primary);
}

.char-counter {
  position: absolute;
  bottom: 8px;
  right: 12px;
  font-size: 12px;
  color: #999;
  font-family: var(--font-sf);
  pointer-events: none;
}

.contact-info-section {
  margin-bottom: 32px;
}

.input-group {
  margin-bottom: 16px;
  position: relative;
}

.input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  border: 1px solid #e0e0e0;
  border-radius: 12px;
  transition: border-color 0.3s ease;
}

.input-wrapper:focus-within {
  border-color: var(--color-primary);
}

.input-wrapper.email-wrapper.error {
  border-color: #ff4444;
}

.input-icon {
  width: 20px;
  height: 20px;
  margin-left: 16px;
  margin-right: 12px;
  opacity: 0.6;
}

.contact-input {
  flex: 1;
  padding: 16px 16px 16px 0;
  border: none;
  border-radius: 12px;
  font-size: 14px;
  font-family: var(--font-sf);
  outline: none;
  background: transparent;
}

.form-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 16px;
}

.error-message-wrapper {
  flex: 1;
  margin-right: 16px;
}

.error-message {
  color: #ff4444;
  font-size: 12px;
  font-family: var(--font-sf);
  display: none;
}

.error-message.show {
  display: block;
}

.submit-btn {
  width: fit-content;
  padding: 12px 24px;
  background-color: #cccccc;
  color: white;
  border: none;
  border-radius: 24px;
  font-size: 14px;
  font-weight: 590;
  cursor: not-allowed;
  transition: all 0.3s ease;
  font-family: var(--font-sf);
  flex-shrink: 0;
}

.submit-btn.active {
  background-color: var(--color-dark);
  cursor: pointer;
}

.submit-btn.active:hover {
  background-color: #0a0a0a;
  transform: translateY(-2px);
}

/* Hide old modal elements */
.phone-info {
  display: none;
}

.contact-confirm {
  display: none;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Animation Styles */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  from {
    transform: scale(0.95);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.feature-showcase,
.testimonial-card {
  opacity: 0;
  transition: all 0.6s ease-out;
}

.feature-showcase.visible,
.testimonial-card.visible {
  opacity: 1;
  animation: fadeIn 0.8s ease-out forwards;
}

.hero-title,
.section-title {
  animation: fadeIn 0.8s ease-out forwards;
}

.feature-card {
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
}

/* Responsive Styles */
/* 1920-1440px */
@media (max-width: 1920px) and (min-width: 1441px) {
  .container {
    max-width: 1400px;
  }
  .hero {
    margin-bottom: 30px;
  }

  .hero-buttons {
    margin-top: 36px;
    margin-bottom: 48px;
  }
}

/* 1440-1080px */
@media (max-width: 1440px) and (min-width: 1081px) {
  .container {
    max-width: 1200px;
  }

  .hero-buttons {
    flex-direction: column;
    margin-top: 36px;
    gap: 16px;
    margin-bottom: 36px;
  }

  .hero-buttons .btn {
    width: 254px;
    height: 56px;
    font-size: 16px;
    padding: 0;
  }

  .hero-title {
    font-size: 52px;
  }

  .feature-showcase {
    gap: 60px;
  }

  .feature-title {
    font-size: 18px;
  }

  .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-buttons {
    flex-direction: column;
    gap: 24px;
  }

  .cta-buttons .btn {
    padding: 0;
    width: 315px;
    height: 64px;
  }
}

/* 小于1080px (包含所有小屏幕设备) */
@media (max-width: 1080px) {
  .container {
    max-width: 960px;
  }

  .community {
    margin-top: 36px;
  }

  .divider {
    margin: 0 12px;
  }

  .hero-container {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .hero-buttons {
    align-items: center;
    flex-direction: column;
    margin-top: 24px;
    gap: 16px;
    margin-bottom: 32px;
  }

  .hero-buttons .btn {
    width: 254px;
    height: 56px;
    font-size: 16px;
    padding: 0;
  }

  .hero-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
  }

  .features-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .feature-showcase {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .feature-showcase.reverse {
    direction: ltr;
  }

  .feature-title {
    font-size: 20px;
  }

  .section-title {
    font-size: 24px;
    font-weight: 700;
  }

  .feature-info h3 {
    font-weight: 700;
    font-size: 20px;
  }

  .feature-info p {
    font-weight: 400;
    font-size: 16px;
  }

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

  .cta-buttons {
    flex-direction: column;
    gap: 16px;
  }

  .cta-buttons .btn {
    padding: 0;
    width: 262px;
    height: 56px;
    font-size: 16px;
    font-weight: 590;
  }

  .cta-blue .container {
    flex-direction: column;
    gap: 40px;
  }

  .footer {
    height: 477px;
  }

  .footer-container {
    padding-top: 20px;
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
  }

  .footer-right{
    padding-bottom: 50px;
    border-bottom: 1px solid #333333;
    margin-bottom: 36px;
  }
}

/* Toast Container */
.toast-container {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 12px;
  pointer-events: none;
}

/* Toast Base Styles */
.toast {
  background: #ffffff;
  border: 1px solid rgba(16, 17, 31, 0.1);
  border-radius: 12px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
  padding: 8px 12px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease-in-out;
  transform: translateY(-10px);
  max-width: 400px;
  width: auto;
  min-width: 300px;
  pointer-events: auto;
}

.toast.show {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.toast-content {
  display: flex;
  align-items: center;
  gap: 12px;
}

.toast-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  color: white;
  flex-shrink: 0;
}

.toast-message {
  font-family: var(--font-sf);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-primary);
  line-height: 1.4;
}

/* Success Toast */
.toast-success .toast-icon {
  background: #10b981;
}

.toast-success {
  border-left: 4px solid #10b981;
}

/* Error Toast */
.toast-error .toast-icon {
  background: #ef4444;
}

.toast-error {
  border-left: 4px solid #ef4444;
}

/* Info Toast */
.toast-info .toast-icon {
  background: #3b82f6;
}

.toast-info {
  border-left: 4px solid #3b82f6;
}