/* ==========================================
   Day-ON Toss Style Theme
   Clean Light & Dark Mode Responsive Stylesheet
   ========================================== */

/* 1. Global Themes & Variables */
:root {
  /* Light Theme (Default) */
  --bg-primary: #f9fafb;
  --bg-surface: #ffffff;
  --bg-header: rgba(255, 255, 255, 0.75);

  --text-primary: #191f28; /* Toss Custom Charcoal */
  --text-secondary: #4e5968; /* Toss Custom Gray */
  --text-tertiary: #8b95a1; /* Toss Custom Light Gray */

  --color-primary: #3182f6; /* Toss Blue */
  --color-primary-light: #e8f3ff;
  --color-primary-hover: #1b64da;

  --color-status-off: #b0b8c1;
  --color-status-on: #2da44e; /* Clean Green */

  --border-color: #f2f4f6;
  --border-focus: #3182f6;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.02);
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.04), 0 2px 8px rgba(0, 0, 0, 0.02);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.06);

  /* Shared values */
  --font-main:
    "Noto Sans KR", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    sans-serif;
  --font-heading: "Outfit", "Noto Sans KR", sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-full: 9999px;

  --transition-normal: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-fast: all 0.2s ease;
}

/* Dark Theme Overrides */
body.dark-theme {
  --bg-primary: #0f172a;
  --bg-surface: #1e293b;
  --bg-header: rgba(15, 23, 42, 0.75);

  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-tertiary: #64748b;

  --color-primary: #3b82f6;
  --color-primary-light: rgba(59, 130, 246, 0.12);
  --color-primary-hover: #60a5fa;

  --color-status-off: #475569;

  --border-color: rgba(255, 255, 255, 0.06);
  --border-focus: #3b82f6;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.35);
}

/* 2. Base & Reset */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  transition:
    background-color 0.4s ease,
    color 0.4s ease;
}

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

button,
input,
textarea {
  font-family: inherit;
  color: inherit;
  border: none;
  background: none;
  outline: none;
}

button {
  cursor: pointer;
}

.container {
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Cards System (Toss Style) */
.card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  border: 1px solid var(--border-color);
  transition:
    var(--transition-normal),
    background-color 0.4s ease,
    border-color 0.4s ease;
}

/* 3. Typography & Utility Elements */
.section-tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 16px;
  background-color: var(--color-primary-light);
  border-radius: var(--radius-full);
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.5px;
  margin-bottom: 20px;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4.5vw, 2.5rem);
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.8px;
  margin-bottom: 16px;
  word-break: keep-all;
}

.section-subtitle {
  font-size: clamp(0.95rem, 2vw, 1.1rem);
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 64px;
  word-break: keep-all;
}

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

.required {
  color: #df2020;
  margin-left: 2px;
}

/* Interactive Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
  gap: 8px;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

.btn-sm {
  padding: 10px 18px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(49, 130, 246, 0.25);
}

.btn-outline {
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  background-color: var(--bg-surface);
}

.btn-outline:hover {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  border-color: var(--text-tertiary);
  transform: translateY(-1px);
}

.btn-full {
  width: 100%;
}

/* ==========================================
   4. Navigation Header
   ========================================== */
.main-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  border-bottom: 1px solid transparent;
  transition: var(--transition-normal);
  background-color: transparent;
  padding: 16px 0;
}

.main-header.scrolled {
  background-color: var(--bg-header);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 0;
}

.header-container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.logo-symbol {
  font-size: 1.4rem;
  color: var(--color-primary);
}

.logo-text {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.logo-text span {
  color: var(--color-primary);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  padding: 6px 0;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* Theme Toggle Button (Toss Style) */
.theme-toggle-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  color: var(--text-secondary);
  background-color: transparent;
  transition: var(--transition-fast);
}

.theme-toggle-btn:hover {
  background-color: rgba(0, 0, 0, 0.04);
  color: var(--text-primary);
}

body.dark-theme .theme-toggle-btn:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

.mobile-toggle-btn {
  display: none;
  width: 40px;
  height: 40px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-radius: var(--radius-full);
}

.mobile-toggle-btn:hover {
  background-color: rgba(0, 0, 0, 0.04);
}

.hamburger {
  position: relative;
  width: 16px;
  height: 12px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition:
    transform 0.3s ease,
    opacity 0.3s ease;
}

.mobile-toggle-btn.active .hamburger span:nth-child(1) {
  transform: translateY(5px) rotate(45deg);
}

.mobile-toggle-btn.active .hamburger span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle-btn.active .hamburger span:nth-child(3) {
  transform: translateY(-5px) rotate(-45deg);
}

/* ==========================================
   5. Hero Section
   ========================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 140px;
  padding-bottom: 80px;
  background-color: var(--bg-primary);
  transition: background-color 0.4s ease;
}

.hero-layout-container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 48px;
}

.hero-content {
  text-align: left;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background-color: var(--color-primary-light);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 5.5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -1.2px;
  margin-bottom: 24px;
  word-break: keep-all;
}

.hero-description {
  font-size: clamp(1rem, 2vw, 1.1rem);
  color: var(--text-secondary);
  margin-bottom: 36px;
  word-break: keep-all;
}

.hero-switch-area {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
}

.switch-status-label {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-tertiary);
  transition: var(--transition-fast);
}

.switch-status-label.active {
  color: var(--text-primary);
  font-weight: 700;
}

.on-label.active {
  color: var(--color-primary);
}

/* Power Toggle Switch */
.power-toggle-switch {
  width: 56px;
  height: 28px;
  background-color: var(--border-color);
  border-radius: var(--radius-full);
  position: relative;
  transition: var(--transition-normal);
}

.switch-knob {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 24px;
  height: 24px;
  border-radius: var(--radius-full);
  background-color: #ffffff;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.15);
  transition: var(--transition-normal);
}

.power-toggle-switch.active {
  background-color: var(--color-primary);
}

.power-toggle-switch.active .switch-knob {
  left: 30px;
}

/* ==========================================
   6. Minimal Toss Style Dashboard Preview
   ========================================== */
.hero-preview-dashboard {
  width: 100%;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  padding: 28px;
  transition:
    var(--transition-normal),
    background-color 0.4s ease,
    border-color 0.4s ease;
}

.hero-preview-dashboard.engine-active {
  border-color: rgba(49, 130, 246, 0.3);
  box-shadow: 0 20px 48px rgba(49, 130, 246, 0.08);
}

.dashboard-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 16px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.db-title-area {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.db-status-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  color: var(--text-tertiary);
  background-color: var(--bg-primary);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.hero-preview-dashboard.engine-active .db-status-badge {
  color: #2da44e;
  background-color: rgba(45, 164, 78, 0.1);
}

.db-subtitle {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  word-break: keep-all;
}

.db-status-text {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  word-break: keep-all;
  overflow-wrap: break-word;
}

.hero-preview-dashboard.engine-active .db-status-text {
  color: var(--color-primary);
}

.dashboard-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.db-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: var(--transition-normal);
}

.hero-preview-dashboard.engine-active .db-card {
  border-color: var(--border-color);
  background-color: var(--bg-surface);
}

.card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: var(--bg-surface);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}

.hero-preview-dashboard.engine-active .db-card .card-icon {
  background-color: var(--color-primary-light);
  color: var(--color-primary);
}

.card-info {
  flex-grow: 1;
}

.stat-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 2px;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--text-tertiary);
  transition: var(--transition-normal);
}

.hero-preview-dashboard.engine-active .stat-value {
  color: var(--text-primary);
}

.stat-progress-container {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 120px;
  flex-shrink: 0;
}

.stat-progress-bar {
  flex-grow: 1;
  height: 6px;
  background-color: var(--border-color);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.stat-progress-bar span {
  display: block;
  height: 100%;
  width: 0;
  background-color: var(--color-primary);
  transition: width 1.2s ease-in-out;
}

.stat-percent {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-tertiary);
  width: 38px;
  text-align: right;
}

.hero-preview-dashboard.engine-active .stat-percent {
  color: var(--color-primary);
}

/* ==========================================
   7. Problem Section
   ========================================== */
.problem-section {
  padding: 100px 0;
  background-color: var(--bg-primary);
  text-align: center;
}

.problem-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.problem-card {
  background-color: var(--bg-surface);
  border-radius: var(--radius-lg);
  padding: 40px 30px;
  text-align: left;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-card);
  transition: var(--transition-normal);
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card-icon-wrapper {
  width: 48px;
  height: 48px;
  background-color: var(--color-primary-light);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.problem-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.problem-card p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.problem-cta-box {
  max-width: 760px;
  margin: 0 auto;
  padding: 28px 36px;
  border-color: var(--border-color);
  background-color: var(--bg-surface);
}

.problem-cta-text {
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1.6;
  color: var(--text-primary);
  word-break: keep-all;
}

.problem-cta-text strong {
  color: var(--color-primary);
  font-weight: 800;
}

/* ==========================================
   8. Services Section (Integrated Synergy)
   ========================================== */
.services-section {
  padding: 100px 0;
  background-color: var(--bg-surface);
}

.services-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
}

.tab-btn {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-secondary);
  background-color: var(--bg-primary);
  border: 1px solid transparent;
  transition: var(--transition-normal);
}

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

.tab-btn.active {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.services-tab-content {
  position: relative;
}

.tab-panel {
  display: none;
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity 0.4s ease,
    transform 0.4s ease;
}

.tab-panel.active {
  display: block;
  opacity: 1;
  transform: translateY(0);
}

.panel-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.panel-main,
.panel-automation {
  padding: 40px;
  position: relative;
}

.panel-header-badge {
  position: absolute;
  top: 40px;
  right: 40px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-tertiary);
  background-color: var(--bg-primary);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  letter-spacing: 0.5px;
}

.panel-header-badge.badge-blue {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.panel-main h3,
.panel-automation h3 {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 12px;
  max-width: calc(100% - 100px);
}

.panel-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

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

.panel-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  line-height: 1.5;
  margin-bottom: 16px;
}

.panel-list li i {
  color: var(--color-primary);
  font-size: 1rem;
  margin-top: 3px;
}

/* ==========================================
   9. Process Section & ROI
   ========================================== */
.process-section {
  padding: 100px 0;
  background-color: var(--bg-primary);
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 56px;
}

.process-step-card {
  padding: 32px 24px;
  transition: var(--transition-normal);
}

.process-step-card:hover {
  transform: translateY(-4px);
}

.step-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-primary);
  background-color: var(--color-primary-light);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  margin-bottom: 20px;
}

.process-step-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.process-step-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ROI Info Container */
.roi-container {
  padding: 48px;
  max-width: 900px;
  margin: 0 auto;
}

.roi-header {
  text-align: center;
  margin-bottom: 36px;
}

.roi-tag {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-primary);
  border: 1px solid var(--border-color);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  background-color: var(--bg-primary);
}

.roi-header h3 {
  font-size: 1.45rem;
  font-weight: 700;
  margin-top: 12px;
}

.roi-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  text-align: center;
}

.roi-stat-box {
  padding: 12px;
}

.stat-num {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4.5vw, 2.5rem);
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.roi-stat-box p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  word-break: keep-all;
  overflow-wrap: break-word;
}

/* ==========================================
   10. Contact Section & Form Styling
   ========================================== */
.contact-section {
  padding: 100px 0;
  background-color: var(--bg-primary);
}

.contact-wrapper {
  max-width: 760px;
  margin: 0 auto;
}

.contact-form {
  padding: 48px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 20px;
}

.form-group label {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group textarea {
  width: 100%;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  font-size: 0.92rem;
  color: var(--text-primary);
  transition: var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  background-color: var(--bg-surface);
}

.form-group textarea {
  resize: vertical;
}

/* Checkbox inputs styling */
.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 6px;
}

.checkbox-container {
  display: flex;
  align-items: flex-start;
  position: relative;
  padding-left: 28px;
  cursor: pointer;
  font-size: 0.88rem;
  color: var(--text-secondary);
  user-select: none;
  line-height: 1.4;
}

.checkbox-container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
}

.checkmark {
  position: absolute;
  top: 0;
  left: 0;
  height: 18px;
  width: 18px;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  transition: var(--transition-fast);
}

.checkbox-container:hover input ~ .checkmark {
  border-color: var(--text-tertiary);
}

.checkbox-container input:checked ~ .checkmark {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.checkmark::after {
  content: "";
  position: absolute;
  display: none;
}

.checkbox-container input:checked ~ .checkmark::after {
  display: block;
}

.checkbox-container .checkmark::after {
  left: 5px;
  top: 2px;
  width: 4px;
  height: 8px;
  border: solid #ffffff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

.privacy-policy-check {
  margin-top: 10px;
  margin-bottom: 28px;
}

/* ==========================================
   11. Dialog Modal
   ========================================== */
.success-dialog {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 90%;
  max-width: 460px;
  padding: 40px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: none;
  flex-direction: column;
}

.success-dialog[open] {
  display: flex;
  animation: modal-scale-in 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.success-dialog::backdrop {
  background-color: rgba(25, 31, 40, 0.4);
  backdrop-filter: blur(4px);
}

body.dark-theme .success-dialog::backdrop {
  background-color: rgba(15, 23, 42, 0.85);
}

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

.dialog-icon {
  font-size: 2.8rem;
  color: var(--color-primary);
  margin-bottom: 20px;
}

.success-dialog h2 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.dialog-desc {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 28px;
}

.dialog-desc strong {
  color: var(--text-primary);
}

.dialog-poc-info {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: left;
  margin-bottom: 28px;
}

.dialog-poc-info h4 {
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.dialog-poc-info p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ==========================================
   12. Footer
   ========================================== */
.main-footer {
  background-color: var(--bg-surface);
  border-top: 1px solid var(--border-color);
  padding: 80px 0 40px;
  transition:
    background-color 0.4s ease,
    border-color 0.4s ease;
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 16px;
  max-width: 320px;
}

.footer-tech-partner {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-align: right;
}

.footer-tech-partner span:nth-child(1) {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-tertiary);
  letter-spacing: 1px;
}

.partner-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--text-primary);
  letter-spacing: -0.5px;
}

.footer-divider {
  height: 1px;
  background-color: var(--border-color);
  margin-bottom: 32px;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
}

.footer-info {
  font-size: 0.78rem;
  color: var(--text-tertiary);
  line-height: 1.8;
}

.footer-info a {
  color: var(--text-secondary);
}

.footer-info a:hover {
  color: var(--color-primary);
}

.footer-copyright {
  font-size: 0.78rem;
  color: var(--text-tertiary);
}

/* ==========================================
   13. Animations
   ========================================== */
@keyframes scroll-dot-bounce {
  0%,
  100% {
    transform: translateY(0);
    opacity: 0.3;
  }
  50% {
    transform: translateY(10px);
    opacity: 1;
  }
}

@keyframes modal-scale-in {
  from {
    transform: translate(-50%, -47%) scale(0.97);
    opacity: 0;
  }
  to {
    transform: translate(-50%, -50%) scale(1);
    opacity: 1;
  }
}

/* Fade-in animations */
.animate-fade-in {
  opacity: 0;
  animation: keyframe-fade-in 1s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-fade-in-up {
  opacity: 0;
  transform: translateY(24px);
  animation: keyframe-fade-in-up 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 {
  animation-delay: 0.1s;
}
.delay-2 {
  animation-delay: 0.2s;
}
.delay-3 {
  animation-delay: 0.35s;
}

@keyframes keyframe-fade-in {
  to {
    opacity: 1;
  }
}

@keyframes keyframe-fade-in-up {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Scroll reveal mechanism */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================
   14. Responsive Layout Breakpoints
   ========================================== */
@media (max-width: 1024px) {
  .hero-layout-container {
    grid-template-columns: 1fr;
    gap: 56px;
    text-align: center;
  }

  .hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
  }

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

  .panel-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

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

@media (max-width: 768px) {
  .mobile-toggle-btn {
    display: flex;
    z-index: 1010;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 250px;
    height: 100vh;
    background-color: var(--bg-surface);
    flex-direction: column;
    justify-content: center;
    gap: 28px;
    padding: 40px;
    border-left: 1px solid var(--border-color);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.05);
    transform: translateX(100%);
    transition: var(--transition-normal);
    z-index: 1005;
  }

  body.dark-theme .nav-menu {
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  }

  .nav-menu.active {
    transform: translateX(0);
  }

  .header-cta {
    display: none;
  }

  .panel-main,
  .panel-automation {
    padding: 32px 24px;
  }

  .panel-header-badge {
    position: static;
    display: inline-block;
    margin-bottom: 16px;
  }

  .panel-main h3,
  .panel-automation h3 {
    max-width: 100%;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 32px 20px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .footer-top {
    flex-direction: column;
    gap: 32px;
  }

  .footer-tech-partner {
    text-align: left;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
  }

  /* Mobile Dashboard Adjustments */
  .dashboard-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
  }

  .db-title-area {
    width: 100%;
    justify-content: flex-start;
  }

  .dashboard-grid {
    padding: 16px;
  }

  .db-card {
    padding: 12px;
    gap: 12px;
  }

  .stat-progress-container {
    width: 90px;
  }
}

/* ==========================================
   15. Company Introduction (about.html) Styles
   ========================================== */
.about-hero {
  min-height: 45vh !important;
  padding-top: 140px;
  padding-bottom: 60px;
}

.founder-section {
  padding: 80px 0;
  background-color: var(--bg-surface);
  transition: background-color 0.4s ease;
}

body.dark-theme .founder-section {
  background-color: var(--bg-primary);
}

.founder-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 56px;
  align-items: start;
}

.founder-avatar-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px 24px;
  text-align: center;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  min-height: 380px;
}

body.dark-theme .founder-avatar-card {
  background-color: var(--bg-surface);
}

.founder-avatar-card i {
  font-size: 5.5rem;
  color: var(--color-primary);
  margin-bottom: 24px;
  opacity: 0.95;
}

.avatar-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.avatar-subtitle {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-tertiary);
  letter-spacing: 0.5px;
}

/* Founder Details */
.founder-name {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.founder-english {
  font-weight: 500;
  font-size: 1.45rem;
  color: var(--text-tertiary);
}

.founder-title {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.founder-bio {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
  word-break: keep-all;
}

.founder-skills-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 40px;
}

.skill-tag {
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: var(--radius-full);
}

body.dark-theme .skill-tag {
  background-color: rgba(255, 255, 255, 0.03);
}

/* Career Timeline */
.career-timeline-container {
  border-top: 1px solid var(--border-color);
  padding-top: 32px;
}

.timeline-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.timeline-list {
  list-style: none;
  border-left: 2px solid var(--border-color);
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.timeline-item {
  position: relative;
}

.timeline-dot {
  position: absolute;
  left: -27px;
  top: 6px;
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  border: 2px solid var(--bg-surface);
}

body.dark-theme .timeline-dot {
  border-color: var(--bg-primary);
}

.timeline-content {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 8px;
}

.career-role {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
}

.career-company {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Mission & Vision Section */
.mission-section {
  padding: 100px 0;
  background-color: var(--bg-primary);
}

body.dark-theme .mission-section {
  background-color: var(--bg-deep-charcoal);
}

.mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.mission-card,
.vision-card {
  padding: 48px;
}

.mission-card h2,
.vision-card h2 {
  font-size: 1.45rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.mission-card p,
.vision-card p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.6;
  word-break: keep-all;
}

/* Core Values Section */
.values-section {
  padding: 100px 0;
  background-color: var(--bg-surface);
}

body.dark-theme .values-section {
  background-color: var(--bg-primary);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}

.value-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.value-number-circle {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 1.15rem;
  font-weight: 800;
}

.value-item h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.value-tag-eng {
  font-family: var(--font-heading);
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-tertiary);
  letter-spacing: 1.5px;
  margin-bottom: 12px;
}

.value-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
  word-break: keep-all;
}

/* Brand Intro Section */
.brand-intro-section {
  padding: 100px 0;
  background-color: var(--bg-primary);
}

body.dark-theme .brand-intro-section {
  background-color: var(--bg-deep-charcoal);
}

.brand-intro-box {
  max-width: 840px;
  margin: 0 auto;
  padding: 64px;
  text-align: center;
}

.brand-intro-symbol {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 24px;
}

.brand-intro-box h2 {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 32px;
  color: var(--text-primary);
}

.brand-intro-paragraphs {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.brand-intro-paragraphs p {
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.7;
  word-break: keep-all;
}

/* ==========================================
   16. Company Introduction Responsive
   ========================================== */
@media (max-width: 1024px) {
  .founder-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .founder-image-wrapper {
    max-width: 320px;
    margin: 0 auto;
    width: 100%;
  }

  .values-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .text-center-mobile {
    text-align: center;
  }

  .about-hero {
    min-height: 35vh !important;
    padding-top: 120px;
    padding-bottom: 40px;
  }

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

  .mission-card,
  .vision-card {
    padding: 32px 24px;
  }

  .values-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .brand-intro-box {
    padding: 36px 24px;
  }

  .brand-intro-box h2 {
    font-size: 1.35rem;
    margin-bottom: 24px;
  }
}

/* ==========================================
   Leadership Page Custom Styles
   ========================================== */
.profile-divider {
  border: 0;
  height: 1px;
  background-color: var(--border-color);
  margin: 64px 0;
}

/* Floating CTA Button */
.floating-cta {
  position: fixed;
  bottom: 24px;
  left: 50%;
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 22px;
  background-color: var(--color-primary); /* Primary Toss Blue */
  color: #ffffff;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-full); /* pill-shaped */
  box-shadow: 0 8px 24px rgba(49, 130, 246, 0.25);
  border: none;
  cursor: pointer;
  transition:
    transform 0.3s var(--ease-toss),
    opacity 0.3s var(--ease-toss),
    background-color 0.2s ease;
  opacity: 0;
  transform: translateX(-50%) translateY(20px) scale(0.9);
  pointer-events: none; /* hidden initially */
  text-decoration: none;
  white-space: nowrap; /* prevent text wrapping */
}

.floating-cta:hover {
  background-color: #1b64da; /* darker blue */
  transform: translateX(-50%) translateY(-2px) scale(1.02);
}

.floating-cta:active {
  transform: translateX(-50%) translateY(0) scale(0.98);
}

.floating-cta.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
  pointer-events: auto; /* enable clicks when visible */
}

/* Adjust floating button position slightly on small mobile devices to avoid overlapping toggles */
@media (max-width: 576px) {
  .floating-cta {
    bottom: 20px;
    padding: 12px 18px;
    font-size: 0.88rem;
  }
}