@charset "UTF-8";
:root {
  --primary-color: #e8490a;
  --dark-primary-color: #d14008;
  --text-color: #374151;
  --heading-color: #111827;
  --subtle-text-color: #6b7280;
  --border-color: #e5e7eb;
  --background-color: #ffffff;
  --light-background-color: #f9fafb;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  /* 다크 테마 색상 변수 */
  --dark-bg: #111827; /* 아주 어두운 남색 */
  --dark-surface: #1f2937; /* 조금 더 밝은 남색 */
  --dark-text: #f9fafb; /* 밝은 회색 */
  --dark-subtle-text: #9ca3af; /* 중간 회색 */
  --dark-border: #374151; /* 어두운 회색 */
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  margin: 0;
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.7;
  font-size: 16px;
  transition: background-color 0.3s, color 0.3s;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 20px;
}

a {
  text-decoration: none;
  color: var(--primary-color);
  transition: color 0.2s ease;
}

a:hover {
  color: var(--dark-primary-color);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--heading-color);
  font-weight: 700;
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes toast-in {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes toast-out {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(100%);
  }
}
.btn {
  padding: 10px 22px;
  border: 1px solid transparent;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  text-align: center;
  transition: all 0.2s ease;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
}

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

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

.btn-secondary {
  background-color: var(--background-color);
  color: var(--text-color);
  border-color: var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--light-background-color);
  border-color: #d1d5db;
}

.card {
  background-color: var(--background-color);
  padding: 32px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.07);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.feature-card-detailed {
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  text-align: left;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature-card-detailed:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.case-card {
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.case-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.pricing-card {
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  display: flex;
  flex-direction: column;
  text-align: left;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pricing-card.free-trial-card {
  background-color: var(--light-background-color);
  border-style: dashed;
}

.pricing-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.add-on-card {
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(17, 24, 39, 0.8); /* dark-bg with opacity */
  backdrop-filter: blur(8px);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.modal-overlay.is-visible {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--background-color);
  border-radius: 12px;
  padding: 30px 40px;
  width: 100%;
  max-width: 800px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  transform: scale(0.95);
  transition: transform 0.3s ease;
}

.modal-overlay.is-visible .modal-content {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 15px;
  right: 20px;
  background: transparent;
  border: none;
  font-size: 32px;
  line-height: 1;
  color: var(--subtle-text-color);
  cursor: pointer;
  padding: 0;
  transition: color 0.2s ease;
}

.modal-close-btn:hover {
  color: var(--heading-color);
}

.modal-body {
  display: flex;
  gap: 30px;
  align-items: flex-start;
}

.modal-img {
  width: 250px;
  height: 250px;
  object-fit: contain;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  flex-shrink: 0;
}

.modal-info {
  flex-grow: 1;
  text-align: left;
}

.modal-title {
  font-size: 28px;
  margin-top: 0;
  margin-bottom: 20px;
}

.modal-meta {
  margin-bottom: 20px;
  font-size: 15px;
  color: var(--subtle-text-color);
}

.modal-meta p {
  margin: 4px 0;
}

.modal-meta strong {
  color: var(--heading-color);
  margin-right: 8px;
}

.modal-description {
  font-size: 16px;
  line-height: 1.7;
}

.modal-platform-container {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.platform-icon {
  font-size: 12px;
  font-weight: 500;
  padding: 3px 8px;
  border-radius: 4px;
  background-color: var(--light-background-color);
  border: 1px solid var(--border-color);
}

.modal-body-grid {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: flex-start;
}

.modal-image-container {
  width: 300px;
  height: 550px; /* 600*1100 ratio */
  border-radius: 16px;
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  border: 4px solid #333;
}

.modal-chatbot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.modal-description ul {
  padding-left: 20px;
  margin-top: 10px;
}

.modal-description li {
  margin-bottom: 8px;
}

.use-case-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 20px;
}

.tab-btn {
  padding: 10px 20px;
  border-radius: 6px;
  background-color: transparent;
  border: 1px solid transparent;
  color: var(--subtle-text-color);
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab-btn:hover {
  background-color: var(--light-background-color);
  color: var(--heading-color);
}

.tab-btn.active {
  background-color: var(--primary-color);
  color: white;
  font-weight: 600;
}

#toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 1200;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  padding: 15px 20px;
  border-radius: 6px;
  background-color: var(--dark-surface);
  color: var(--dark-text);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  display: flex;
  align-items: center;
  gap: 10px;
  opacity: 0;
  transform: translateX(100%);
  animation: toast-in 0.5s forwards;
}

.toast.fade-out {
  animation: toast-out 0.5s forwards;
}

.toast::before {
  font-family: "Font Awesome 5 Free";
  font-weight: 900;
  font-size: 18px;
}

.toast.toast-success {
  background-color: #28a745;
  color: white;
}

.toast.toast-success::before {
  content: "\f058"; /* fas fa-check-circle */
}

.toast.toast-error {
  background-color: #dc3545;
  color: white;
}

.toast.toast-error::before {
  content: "\f06a"; /* fas fa-exclamation-circle */
}

.site-header {
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 100;
  transition: background-color 0.3s, border-color 0.3s;
}

.main-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--heading-color);
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 32px;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--text-color);
  font-weight: 500;
}

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

.nav-actions {
  display: flex;
  gap: 12px;
}

/* --- Hamburger & Mobile Nav --- */
.mobile-nav-is-open {
  overflow: hidden;
}

.site-header.is-open {
  background-color: transparent;
  border-color: transparent;
  z-index: 1001; /* Above mobile nav */
}

.logo .logo-light {
  display: none;
}

.logo .logo-dark {
  display: block;
}

.site-header.is-open .logo .logo-dark {
  display: none;
}

.site-header.is-open .logo .logo-light {
  display: block;
}

.hamburger-menu {
  display: none; /* Hidden by default, shown in media query */
  flex-direction: column;
  justify-content: space-around;
  width: 30px;
  height: 30px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 1001; /* Ensure it's clickable */
}

.hamburger-menu span {
  width: 30px;
  height: 3px;
  background-color: var(--heading-color);
  border-radius: 3px;
  transition: all 0.3s ease-in-out;
}

.site-header.is-open .hamburger-menu span {
  background-color: var(--dark-text);
}

.hamburger-menu.is-open span:nth-child(1) {
  transform: rotate(45deg) translate(7px, 7px);
}

.hamburger-menu.is-open span:nth-child(2) {
  opacity: 0;
}

.hamburger-menu.is-open span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: var(--dark-bg); /* Always dark for contrast */
  z-index: 1000;
  overflow-y: auto;
  visibility: hidden;
  opacity: 0;
  transition: visibility 0.3s, opacity 0.3s ease-in-out;
}

.mobile-nav.is-open {
  visibility: visible;
  opacity: 1;
}

.mobile-nav-content {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding: 80px 20px 40px;
}

.mobile-nav-links {
  list-style: none;
  padding: 0;
  margin: 0;
  text-align: center;
}

.mobile-nav-links li {
  margin-bottom: 15px;
}

.mobile-nav-links a {
  display: block;
  padding: 15px;
  font-size: 20px;
  font-weight: 600;
  color: var(--dark-text); /* Always light text on dark background */
  border-radius: 8px;
  transition: background-color 0.2s;
}

.mobile-nav-links a:hover {
  background-color: var(--dark-surface);
}

.mobile-nav-actions {
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--dark-border);
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.mobile-nav-actions .btn {
  width: 100%;
  padding: 15px;
  font-size: 16px;
}

.site-footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  color: var(--subtle-text-color);
  font-size: 14px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
}

.footer-links {
  display: flex;
  gap: 24px;
}

.footer-nav a,
.footer-nav p {
  color: var(--subtle-text-color);
  margin: 0;
}

.footer-values {
  text-align: center;
  padding-top: 25px; /* 상단 구분선과 텍스트 사이의 여백 */
  margin-top: 25px; /* 위 푸터 내용과 구분선 사이의 여백 */
  border-top: 1px solid #e9ecef; /* 상단 구분선 */
}

.footer-values p {
  margin: 0;
  font-size: 1.05rem; /* 살짝 크게 */
}

.footer-values a {
  color: inherit; /* 기본 텍스트 색상 사용 */
  text-decoration: none;
  font-weight: 500;
}

.footer-values a:hover {
  text-decoration: underline;
}

.contact-form .form-group {
  margin-bottom: 24px;
  text-align: left;
}

.contact-form label {
  display: block;
  font-weight: 500;
  margin-bottom: 8px;
  font-size: 14px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 12px;
  border-radius: 6px;
  border: 1px solid var(--border-color);
  font-size: 16px;
  font-family: var(--font-sans);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 2px rgba(232, 73, 10, 0.2);
}

.contact-form .form-actions {
  text-align: right;
  margin-top: 10px;
}

.inquiry-type-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 15px;
}

.inquiry-type-option {
  padding: 15px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s ease;
  font-weight: 500;
  background-color: var(--background-color);
}

.inquiry-type-option:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
}

.inquiry-type-option.active {
  background-color: var(--primary-color);
  color: #fff;
  border-color: var(--primary-color);
}

#production-request-fields {
  display: none;
}

.form-group .label-note {
  font-size: 12px;
  font-weight: 400;
  color: var(--primary-color);
  margin-left: 8px;
}

.checkbox-label {
  flex-direction: row;
  align-items: center;
  cursor: pointer;
  user-select: none;
  font-size: 16px;
}

.checkbox-grid {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, 1fr);
}

.checkbox-grid > .checkbox-label,
.checkbox-grid > .checkbox-label-with-input {
  display: inline-flex;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  transition: all 0.2s ease;
}

.checkbox-grid > .checkbox-label:hover,
.checkbox-grid > .checkbox-label-with-input:hover {
  border-color: var(--primary-color);
}

.checkbox-label input[type=checkbox] {
  -webkit-appearance: none;
  appearance: none;
  background-color: transparent;
  margin: 0;
  font: inherit;
  color: currentColor;
  width: 1.15em;
  height: 1.15em;
  border: 0.15em solid var(--border-color);
  border-radius: 0.25em;
  transform: translateY(-0.075em);
  display: grid;
  place-content: center;
  margin-right: 0.75em;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.checkbox-label input[type=checkbox]::before {
  content: "";
  width: 0.65em;
  height: 0.65em;
  transform: scale(0);
  transition: 120ms transform ease-in-out;
  box-shadow: inset 1em 1em white;
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}

.checkbox-label input[type=checkbox]:checked {
  border-color: var(--primary-color);
  background-color: var(--primary-color);
}

.checkbox-label input[type=checkbox]:checked::before {
  transform: scale(1);
}

.checkbox-label-with-input {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding: 0;
  border: none;
  background-color: transparent;
}

.checkbox-label-with-input .checkbox-label {
  border: none;
  padding: 0;
  width: auto; /* Override width: 100% */
  flex-shrink: 0;
}

.checkbox-label-with-input input[type=text] {
  width: 100%;
  background-color: var(--light-background-color);
}

.grid-item-span-2 {
  grid-column: span 2;
}

.checkbox-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.checkbox-list .checkbox-label,
.checkbox-label-with-input .checkbox-label {
  display: inline-flex;
}

.consent-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.policy-link {
  font-size: 14px;
  color: var(--subtle-text-color);
  text-decoration: underline;
  margin-left: 16px;
  flex-shrink: 0;
}

main section {
  padding: 80px 0;
  text-align: center;
}

main section:nth-child(even) {
  background-color: var(--light-background-color);
}

/* Hero Section */
.hero-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--background-color) 0%, var(--light-background-color) 100%);
}

.hero-section h1 {
  font-size: 48px;
  margin-bottom: 16px;
  line-height: 1.3;
  animation: fadeInDown 1s ease-out;
}

.sub-headline {
  font-size: 18px;
  color: var(--subtle-text-color);
  max-width: 800px;
  margin: 0 auto 32px auto;
  animation: fadeInUp 1s ease-out 0.3s;
  animation-fill-mode: both;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
  animation: fadeInUp 1s ease-out 0.6s;
  animation-fill-mode: both;
}

.hero-visual {
  position: relative; /* For positioning the video inside */
  margin: 0 auto;
  aspect-ratio: 16/9;
  width: 100%;
  max-width: 800px;
  border-radius: 8px;
  overflow: hidden; /* This is key to clip the video to the border-radius */
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  background-color: #000; /* Black fallback color for the video container */
}

.hero-visual video {
  width: 100%;
  height: 100%;
  object-fit: cover; /* This ensures the video fills the box without distortion */
}

.trust-section {
  padding: 24px 0;
  font-weight: 500;
  font-size: 16px;
}

.pain-points,
.steps,
.feature-cards {
  display: flex;
  justify-content: space-around;
  gap: 30px;
  margin-top: 60px;
}

#solution .feature-cards .card .icon {
  position: relative;
  font-size: 46px;
  color: var(--subtle-text-color);
  margin-bottom: 16px;
  display: inline-block;
}
#solution .feature-cards .card .icon::after {
  content: "";
  position: absolute;
  display: block;
  width: 140%;
  height: 4px;
  background-color: var(--primary-color);
  top: 50%;
  left: -20%;
  transform: translateY(-50%) rotate(-45deg);
  transform-origin: center;
}

.point,
.step,
.card {
  flex: 1;
  max-width: 320px;
}

.point .icon {
  font-size: 32px;
  margin-bottom: 16px;
  color: var(--primary-color);
}

.text-center {
  margin-top: 40px;
}

.social-proof-section .customer-logos {
  margin-top: 40px;
  margin-bottom: 40px;
  color: #999;
}

.testimonial blockquote {
  max-width: 650px;
  margin: 0 auto 16px auto;
  font-size: 18px;
  font-style: italic;
  border: none;
  padding: 0;
}

.testimonial cite {
  font-style: normal;
  font-weight: 500;
  color: var(--subtle-text-color);
}

.final-cta-section h2 {
  margin-bottom: 32px;
}

/* How it Works Section - From Landing Page */
.how-it-works-steps {
  margin-top: 60px;
}

.how-it-works-steps .hw-step {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
  text-align: left;
}

.how-it-works-steps .hw-step:last-child {
  margin-bottom: 0;
}

.how-it-works-steps .hw-step:nth-child(even) .step-text {
  order: 2;
}

.step-image {
  background-color: #e0e0e0;
  aspect-ratio: 510/320;
  width: 100%;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #999;
  border: 1px solid var(--border-color);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.07);
  font-size: 18px;
  font-weight: 500;
}

.step-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 8px; /* Match the container's border-radius */
}

.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary-color);
  color: white;
  font-size: 20px;
  font-weight: bold;
  margin-bottom: 20px;
  flex-shrink: 0;
}

.step-text h3 {
  font-size: 28px;
  font-weight: 600;
  margin-top: 0;
  margin-bottom: 15px;
}

.step-text p {
  font-size: 18px;
  color: var(--subtle-text-color);
  line-height: 1.7;
}

.customer-logos {
  margin: 40px auto;
}

.logo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 40px;
  align-items: center;
  justify-content: center;
}

.logo-item {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 60px;
}

.logo-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  transition: all 0.3s ease;
}

.logo-item img:hover {
  transform: scale(1.1);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .how-it-works-steps .hw-step {
    grid-template-columns: 1fr;
    gap: 40px;
    margin-bottom: 60px;
    text-align: center;
  }
  .how-it-works-steps .hw-step:nth-child(even) .step-text {
    order: 0; /* Reset order for mobile */
  }
  .step-text {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
}
.page-header-section {
  background-color: var(--light-background-color);
  padding: 60px 0;
}

.page-header-section h1 {
  font-size: 40px;
}

.content-section {
  padding: 60px 0;
  text-align: left;
}

.content-section > .container > div {
  margin-bottom: 60px;
}

.content-section > .container > div:last-child {
  margin-bottom: 0;
}

.content-section h2 {
  font-size: 28px;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border-color);
}

.content-section h3 {
  font-size: 22px;
  margin-top: 40px;
}

.content-section h4 {
  font-size: 18px;
  color: var(--subtle-text-color);
  margin-top: 30px;
}

.content-section ul {
  padding-left: 20px;
}

.story-block {
  margin-bottom: 60px;
}

.story-block:last-child {
  margin-bottom: 0;
}

.story-block h2 {
  font-size: 28px;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border-color);
}

/* 여정 (타임라인) */
.timeline {
  position: relative;
  padding-left: 40px;
  border-left: 2px solid var(--primary-color);
}

.timeline-item {
  margin-bottom: 40px;
  position: relative;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -49px; /* (16+2*2)/2 - 2 */
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: var(--primary-color);
  border: 2px solid var(--background-color);
}

.timeline-item h3 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 8px;
}

/* 자부심 */
.pride-list {
  list-style: none;
  padding-left: 0;
}

.pride-list li {
  font-size: 16px;
  margin-bottom: 16px;
  padding-left: 24px;
  position: relative;
}

.pride-list li::before {
  content: "🏆";
  position: absolute;
  left: 0;
  top: 0;
}

#vision p {
  font-size: 18px;
  line-height: 1.8;
}

.contact-container {
  display: flex;
  gap: 40px;
  align-items: flex-start;
}

.form-column {
  flex: 1.5;
  min-width: 0;
}

.chat-column {
  flex: 1;
  border: 1px solid var(--border-color);
  border-radius: 12px;
  background-color: var(--background-color);
  position: sticky;
  top: 100px; /* 헤더 높이에 따라 조정 필요 */
  height: calc(100vh - 140px);
  max-height: 680px;
  display: flex;
  flex-direction: column;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
}

.chat-header {
  padding: 15px 20px;
  border-bottom: 1px solid var(--border-color);
  font-weight: 600;
  background-color: var(--light-background-color);
  border-radius: 12px 12px 0 0;
}

.chat-messages {
  flex-grow: 1;
  padding: 20px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.message-bubble {
  padding: 12px 16px;
  border-radius: 18px;
  max-width: 85%;
  line-height: 1.6;
  word-wrap: break-word;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.ai-message {
  background-color: var(--light-background-color);
  color: var(--text-color);
  border: 1px solid var(--border-color);
  align-self: flex-start;
  border-top-left-radius: 4px;
}

.user-message {
  background-color: var(--primary-color);
  color: white;
  align-self: flex-end;
  border-top-right-radius: 4px;
}

.typing-indicator {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 12px 16px;
  align-self: flex-start;
}

.typing-indicator span {
  height: 8px;
  width: 8px;
  background-color: #a0a0a0;
  border-radius: 50%;
  animation: bounce 1.3s infinite ease-in-out;
}

.typing-indicator span:nth-of-type(2) {
  animation-delay: -1.1s;
}

.typing-indicator span:nth-of-type(3) {
  animation-delay: -0.9s;
}

@keyframes bounce {
  0%, 80%, 100% {
    transform: scale(0);
  }
  40% {
    transform: scale(1);
  }
}
#chat-overlay {
  text-align: center;
  color: var(--subtle-text-color);
  align-self: center; /* Ensure overlay is centered in the new flex-direction */
  justify-self: center;
  margin: auto; /* Better centering for flexbox */
}

#chat-overlay .icon {
  margin-bottom: 15px;
}

.chat-input-area {
  padding: 15px 20px;
  border-top: 1px solid var(--border-color);
}

#chat-input {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 16px;
  background-color: var(--background-color);
  color: var(--text-color);
}

#chat-input:disabled {
  background-color: #e9ecef;
  cursor: not-allowed;
}

.chat-footer-note {
  padding: 12px 20px;
  border-top: 1px solid var(--border-color);
  background-color: var(--light-background-color);
  border-radius: 0 0 12px 12px;
  text-align: center;
}

.chat-footer-note p {
  margin: 0;
  font-size: 13px;
  color: var(--subtle-text-color);
  line-height: 1.5;
}

.feature-showcase-section {
  padding: 80px 0;
}

.feature-category {
  text-align: center;
  margin-bottom: 60px;
}

.feature-category h2 {
  font-size: 32px;
  margin-bottom: 16px;
}

.feature-category p {
  font-size: 18px;
  color: var(--subtle-text-color);
  max-width: 600px;
  margin: 0 auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
  margin-bottom: 80px;
}

.feature-card-detailed .feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  background-color: rgba(232, 73, 10, 0.1);
  color: var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 22px; /* 아이콘 크기 조정 */
}

.feature-card-detailed h3 {
  font-size: 20px;
  margin-top: 0;
  margin-bottom: 10px;
}

.feature-card-detailed p {
  font-size: 15px;
  color: var(--subtle-text-color);
  line-height: 1.7;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
  margin-top: 60px;
}
.features-grid .card {
  text-align: left;
  max-width: none; /* Override default card width */
}
.features-grid .card i {
  font-size: 32px;
  color: var(--primary-color);
  margin-bottom: 20px;
  display: block;
}

.legal-document article {
  margin-bottom: 40px;
}

.legal-document h3 {
  font-size: 20px;
  margin-bottom: 12px;
}

.legal-document table {
  width: 100%;
  border-collapse: collapse;
  margin: 2em 0;
  font-size: 0.95em;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  border-radius: 8px;
  overflow: hidden; /* for border-radius */
}

.legal-document th,
.legal-document td {
  border: 1px solid var(--border-color);
  padding: 12px 15px;
  text-align: left;
  vertical-align: top;
}

.legal-document thead tr {
  background-color: var(--light-background-color);
  color: var(--text-color);
  font-weight: bold;
}

.legal-document tbody tr:nth-of-type(even) {
  background-color: var(--light-background-color);
}

.pricing-section {
  padding-bottom: 60px;
}

.pricing-section h2 {
  text-align: center;
  font-size: 32px;
  margin-bottom: 16px;
}

.pricing-section .sub-headline {
  margin-bottom: 60px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  align-items: stretch; /* Make cards same height */
}

.pricing-card h3 {
  font-size: 24px;
  margin-top: 0;
  margin-bottom: 8px;
}

.pricing-card .plan-for {
  color: var(--subtle-text-color);
  font-size: 14px;
  margin-bottom: 20px;
  min-height: 40px; /* Align descriptions */
}

.pricing-card .price {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 30px;
}

.pricing-card .price span {
  font-size: 16px;
  font-weight: 500;
  color: var(--subtle-text-color);
}

.price small,
.price-tag small {
  font-size: 14px;
  font-weight: 500;
  color: var(--subtle-text-color);
  margin-left: 8px;
}

.pricing-card .plan-features {
  list-style: none;
  padding: 0;
  margin: 0 0 30px 0;
  flex-grow: 1;
}

.pricing-card .plan-features li {
  margin-bottom: 12px;
  padding-left: 24px;
  position: relative;
  font-size: 15px;
}

.pricing-card .plan-features li::before {
  content: "✔";
  color: var(--primary-color);
  position: absolute;
  left: 0;
  top: 2px;
}

.pricing-card .btn {
  width: 100%;
}

.pricing-card.recommended {
  border-color: var(--primary-color);
  border-width: 2px;
}

.pricing-card .badge {
  position: absolute;
  top: -15px;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--primary-color);
  color: white;
  padding: 6px 12px;
  border-radius: 12px;
  font-size: 12px;
  font-weight: 600;
}

.add-ons-section {
  background-color: var(--light-background-color);
  padding-top: 60px;
}

.add-ons-section h2 {
  text-align: center;
  font-size: 32px;
  margin-bottom: 40px;
}

.add-on-card h3 {
  margin: 0 0 8px 0;
  font-size: 20px;
}

.add-on-card p {
  margin: 0;
  max-width: 450px;
  color: var(--subtle-text-color);
}

.add-on-card .price-tag {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary-color);
  white-space: nowrap;
  margin-left: 20px;
}

.how-to-start-section {
  text-align: left;
  max-width: 800px;
  margin: 0 auto;
  padding-top: 60px;
}

.start-steps {
  list-style: none;
  padding-left: 0;
  counter-reset: steps-counter;
}

.start-steps li {
  counter-increment: steps-counter;
  position: relative;
  padding-left: 50px;
  margin-bottom: 24px;
}

.start-steps li::before {
  content: counter(steps-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--light-background-color);
  border: 1px solid var(--border-color);
  color: var(--primary-color);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.pricing-card .setup-fee {
  font-size: 18px;
  font-weight: 600;
  color: var(--subtle-text-color);
  margin-bottom: -10px;
  margin-top: 10px;
}

.setup-fee small {
  font-size: 14px;
  font-weight: 500;
}

.use-cases-section .use-case-category {
  margin-bottom: 60px;
}

.use-cases-section .use-case-category:last-child {
  margin-bottom: 0;
}

.use-cases-section .use-case-category h2 {
  font-size: 28px;
  margin-bottom: 30px;
  padding-bottom: 15px;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  text-align: left;
}

.card-logo-container {
  height: 120px; /* Fixed height for the logo area */
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  background-color: #f9fafb; /* A very light grey */
  border-radius: 8px;
  padding: 10px;
  border: 1px solid var(--border-color);
}

.card-logo-container img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

.card-text-content {
  text-align: center;
}

.card-text-content h3 {
  font-size: 18px;
  margin-bottom: 8px;
  color: var(--heading-color);
}

.card-text-content p {
  font-size: 14px;
  color: var(--subtle-text-color);
  margin: 0;
}

.dark-theme body {
  background-color: var(--dark-bg);
  color: var(--dark-text);
}

.dark-theme h1,
.dark-theme h2,
.dark-theme h3,
.dark-theme h4,
.dark-theme h5,
.dark-theme h6 {
  color: var(--dark-text);
}

.dark-theme .site-header {
  background-color: rgba(17, 24, 39, 0.8);
  border-bottom: 1px solid var(--dark-border);
}

.dark-theme .logo {
  color: var(--dark-text);
}

.dark-theme .nav-links a {
  color: var(--dark-subtle-text);
}

.dark-theme .nav-links a:hover {
  color: var(--primary-color);
}

.dark-theme .btn-secondary {
  background-color: var(--dark-surface);
  color: var(--dark-text);
  border-color: var(--dark-border);
}

.dark-theme .btn-secondary:hover {
  background-color: #374151;
}

.dark-theme main section:nth-child(even) {
  background-color: var(--dark-surface);
}

.dark-theme .hero-section {
  background: linear-gradient(180deg, var(--dark-bg) 0%, #1f2937 100%);
}

.dark-theme .sub-headline {
  color: var(--dark-subtle-text);
}

.dark-theme .hero-visual {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .card {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .site-footer {
  background-color: var(--dark-surface);
  border-top: 1px solid var(--dark-border);
  color: var(--dark-subtle-text);
}

.dark-theme .footer-nav a,
.dark-theme .footer-nav p {
  color: var(--dark-subtle-text);
}

.dark-theme .point .icon {
  border-color: var(--dark-border);
  color: var(--dark-subtle-text);
}

.dark-theme .step-image {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .step-text p {
  color: var(--dark-subtle-text);
}

.dark-theme .logo-item {
  background-color: rgba(255, 255, 255, 0.9);
  border-radius: 8px;
  padding: 5px;
  transition: background-color 0.3s;
}

.dark-theme .logo-item:hover {
  background-color: white;
}

.dark-theme .page-header-section {
  background-color: var(--dark-surface);
}

.dark-theme .feature-category p {
  color: var(--dark-subtle-text);
}

.dark-theme .feature-card-detailed {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .feature-card-detailed p {
  color: var(--dark-subtle-text);
}

.dark-theme .use-cases-section .use-case-category h2 {
  border-bottom-color: var(--dark-border);
}

.dark-theme .case-card {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .case-card p {
  color: var(--dark-subtle-text);
}

.dark-theme .pricing-card.free-trial-card {
  background-color: var(--dark-surface);
}

.dark-theme .pricing-card {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .add-ons-section {
  background-color: var(--dark-surface);
}

.dark-theme .add-on-card {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .start-steps li::before {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .contact-form input,
.dark-theme .contact-form select,
.dark-theme .contact-form textarea {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
  color: var(--dark-text);
}

.dark-theme .legal-document thead tr {
  background-color: var(--dark-surface);
  color: var(--dark-text);
}

.dark-theme .legal-document tbody tr:nth-of-type(even) {
  background-color: var(--dark-surface);
}

.dark-theme .story-block h2,
.dark-theme .content-section h2 {
  border-bottom-color: var(--dark-border);
}

.dark-theme .timeline-item::before {
  border-color: var(--dark-bg);
}

.dark-theme .use-case-tabs {
  border-bottom-color: var(--dark-border);
}

.dark-theme .tab-btn {
  color: var(--dark-subtle-text);
}

.dark-theme .tab-btn:hover {
  background-color: var(--dark-surface);
  color: var(--dark-text);
}

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

.dark-theme .modal-content {
  background-color: var(--dark-surface);
}

.dark-theme .modal-close-btn {
  color: var(--dark-subtle-text);
}

.dark-theme .modal-close-btn:hover {
  color: var(--dark-text);
}

.dark-theme .modal-img {
  border-color: var(--dark-border);
}

.dark-theme .modal-meta {
  color: var(--dark-subtle-text);
}

.dark-theme .modal-meta strong {
  color: var(--dark-text);
}

.dark-theme .platform-icon {
  background-color: var(--dark-bg);
  border-color: var(--dark-border);
}

.dark-theme .logo .logo-dark {
  display: none;
}

.dark-theme .logo .logo-light {
  display: block;
}

.dark-theme .hamburger-menu span {
  background-color: var(--dark-text);
}

.dark-theme .footer-values {
  border-bottom-color: var(--dark-border);
}

.dark-theme .card-logo-container {
  background-color: #374151;
  border-color: var(--dark-border);
}

.dark-theme .card-text-content h3 {
  color: var(--dark-text);
}

.dark-theme .card-text-content p {
  color: var(--dark-subtle-text);
}

.dark-theme .chat-column {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
}

.dark-theme .chat-header {
  background-color: var(--dark-bg);
  border-bottom-color: var(--dark-border);
}

.dark-theme #chat-overlay {
  color: var(--dark-subtle-text);
}

.dark-theme #chat-input {
  background-color: var(--dark-surface);
  border-color: var(--dark-border);
  color: var(--dark-text);
}

.dark-theme #chat-input:disabled {
  background-color: var(--dark-border);
}

.dark-theme .chat-footer-note {
  background-color: var(--dark-bg);
  border-top-color: var(--dark-border);
}

.dark-theme .chat-footer-note p {
  color: var(--dark-subtle-text);
}

.dark-theme .inquiry-type-option {
  background-color: var(--dark-surface);
}

.theme-toggle {
  position: fixed;
  bottom: 20px;
  left: 20px;
  z-index: 999;
  width: 50px;
  height: 50px;
  background-color: var(--dark-surface);
  border: 1px solid var(--dark-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.theme-toggle i {
  font-size: 20px;
  color: var(--dark-text);
  transition: color 0.3s;
}

.theme-toggle .fa-sun {
  display: none;
}

.theme-toggle .fa-moon {
  display: block;
}

.dark-theme .theme-toggle {
  background-color: var(--background-color);
  border-color: var(--border-color);
}

.dark-theme .theme-toggle i {
  color: var(--heading-color);
}

.dark-theme .theme-toggle .fa-sun {
  display: block;
}

.dark-theme .theme-toggle .fa-moon {
  display: none;
}

.dark-theme .checkbox-grid > .checkbox-label,
.dark-theme .checkbox-grid > .checkbox-label-with-input {
  border-color: var(--dark-border);
  background-color: var(--dark-surface);
}

.dark-theme .checkbox-label input[type=checkbox] {
  border-color: var(--dark-border);
}

.dark-theme .checkbox-label-with-input,
.dark-theme .checkbox-label-with-input .checkbox-label {
  background-color: transparent;
}

.dark-theme .checkbox-label-with-input input[type=text] {
  background-color: var(--dark-bg);
}

@media (max-width: 768px) {
  /* Hide desktop navigation */
  .nav-links,
  .nav-actions {
    display: none;
  }
  /* Show hamburger button */
  .hamburger-menu {
    display: flex;
  }
  .main-nav {
    justify-content: space-between;
  }
  /* Hero Section */
  .hero-section h1 {
    font-size: 32px;
  }
  .sub-headline {
    font-size: 16px;
  }
  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }
  /* Common Section Styles */
  main section {
    padding: 60px 0;
  }
  /* Layouts for stacked items */
  .pain-points,
  .steps,
  .feature-cards {
    flex-direction: column;
    align-items: center;
    gap: 40px;
  }
  .point,
  .step,
  .card {
    max-width: 100%;
  }
  /* Feature Grid Section Responsive */
  .features-grid {
    grid-template-columns: 1fr;
  }
  /* How it Works Section Responsive */
  .how-it-works-steps .hw-step {
    grid-template-columns: 1fr; /* Stack image and text vertically */
    gap: 30px;
  }
  .how-it-works-steps .hw-step .step-text {
    text-align: center; /* Center the text block */
  }
  .how-it-works-steps .hw-step:nth-child(even) .step-text {
    order: initial; /* Reset the order for mobile */
  }
  .how-it-works-steps .hw-step .step-number {
    margin-left: auto;
    margin-right: auto;
  }
  /* Customer Logos */
  .logo-grid {
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 20px;
  }
  /* Footer */
  .footer-content {
    flex-direction: column;
    gap: 20px;
  }
  .footer-nav {
    align-items: center;
  }
  /* Modal Responsive */
  .modal-body {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .modal-info {
    text-align: center;
  }
  .modal-img {
    width: 100%;
    max-width: 250px;
    height: auto;
  }
  .modal-content {
    padding: 20px;
  }
  .modal-title {
    font-size: 22px;
  }
  .modal-platform-container {
    justify-content: center;
  }
  /* 문의하기 페이지 반응형 */
  .contact-container {
    flex-direction: column;
    gap: 30px;
  }
  .form-column {
    width: 100%;
  }
  .chat-column {
    position: static; /* 스티키 비활성화 */
    height: auto;
    max-height: 500px; /* 채팅창 최대 높이 제한 */
    width: 100%;
  }
  .modal-body-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .modal-image-container {
    order: -1; /* Move image to the top on mobile */
    width: 100%;
    max-width: 250px;
    height: auto;
    margin: 0 auto;
  }
  .checkbox-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .grid-item-span-2 {
    grid-column: span 2;
  }
}
@media (max-width: 480px) {
  .checkbox-grid {
    grid-template-columns: 1fr;
  }
  .grid-item-span-2 {
    grid-column: span 1;
  }
}