/* ============================================
   볼라피오 (Volapio) - Main Stylesheet
   ============================================ */

/* -- Google Fonts -- */
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard@v1.3.9/dist/web/variable/pretendardvariable-dynamic-subset.min.css');
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Poppins:wght@400;500;600;700;800&display=swap');

/* ---- CSS Custom Properties ---- */
:root {
  /* Colors */
  --color-primary: #4A90E2;
  --color-primary-dark: #357ABD;
  --color-primary-light: #6BA4E8;
  --color-secondary: #5CB85C;
  --color-secondary-dark: #449D44;
  --color-accent: #FF9800;
  --color-accent-dark: #E88A00;
  --color-bg: #F8F9FA;
  --color-bg-alt: #FFFFFF;
  --color-bg-dark: #1A1A2E;
  --color-text: #2D3436;
  --color-text-light: #636E72;
  --color-text-muted: #B2BEC3;
  --color-border: #DFE6E9;
  --color-card-bg: #FFFFFF;
  --color-overlay: rgba(26, 26, 46, 0.85);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #4A90E2, #5CB85C);
  --gradient-hero: linear-gradient(135deg, #1A1A2E 0%, #16213E 50%, #0F3460 100%);
  --gradient-accent: linear-gradient(135deg, #FF9800, #FF5722);
  --gradient-card: linear-gradient(145deg, rgba(74, 144, 226, 0.05), rgba(92, 184, 92, 0.05));

  /* Typography */
  --font-primary: 'Pretendard Variable', 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
  --font-english: 'Poppins', 'Inter', sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-md: 1.125rem;
  --font-size-lg: 1.25rem;
  --font-size-xl: 1.5rem;
  --font-size-2xl: 2rem;
  --font-size-3xl: 2.5rem;
  --font-size-4xl: 3.5rem;
  --font-size-5xl: 4.5rem;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-full: 50%;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 16px 60px rgba(0, 0, 0, 0.16);
  --shadow-glow: 0 0 30px rgba(74, 144, 226, 0.3);
  --shadow-card-hover: 0 20px 60px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-smooth: 0.6s cubic-bezier(0.23, 1, 0.32, 1);

  /* Layout */
  --max-width: 1200px;
  --nav-height: 80px;
  --nav-height-scrolled: 64px;
}

/* ---- Reset & Base ---- */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-primary);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
  cursor: none;
}

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

ul,
ol {
  list-style: none;
}

img {
  max-width: 100%;
  display: block;
}

button {
  cursor: none;
  border: none;
  outline: none;
  font-family: inherit;
}

input,
textarea,
select {
  font-family: inherit;
}

/* ---- Custom Cursor ---- */
.cursor-dot {
  position: fixed;
  top: 0;
  left: 0;
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10001;
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s, background 0.3s;
}

.cursor-ring {
  position: fixed;
  top: 0;
  left: 0;
  width: 40px;
  height: 40px;
  border: 2px solid rgba(74, 144, 226, 0.5);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: width 0.3s, height 0.3s, border-color 0.3s, background 0.3s;
}

.cursor-hover .cursor-dot {
  width: 12px;
  height: 12px;
  background: var(--color-accent);
}

.cursor-hover .cursor-ring {
  width: 60px;
  height: 60px;
  border-color: rgba(255, 152, 0, 0.4);
  background: rgba(255, 152, 0, 0.05);
}

/* ---- Loading Screen ---- */
.loading-screen {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-hero);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loading-screen.hidden {
  opacity: 0;
  visibility: hidden;
}

.loading-logo {
  font-family: var(--font-english);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: #fff;
  letter-spacing: 4px;
  margin-bottom: var(--space-lg);
  opacity: 0;
  transform: translateY(20px);
}

.loading-bar-container {
  width: 200px;
  height: 3px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  overflow: hidden;
}

.loading-bar {
  width: 0%;
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 10px;
  transition: width 0.3s ease;
}

/* ---- Navigation ---- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--space-2xl);
  z-index: 1000;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  height: var(--nav-height-scrolled);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
}

.nav-logo {
  font-family: var(--font-english);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: 2px;
  transition: color var(--transition-base);
}

.navbar.scrolled .nav-logo {
  color: var(--color-text);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
}

.nav-link {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-light);
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  position: relative;
  transition: color var(--transition-base);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition-base), left var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 70%;
  left: 15%;
}

.navbar.scrolled .nav-link {
  color: var(--color-text-light);
}

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

.nav-cta {
  background: var(--gradient-primary);
  color: #fff !important;
  padding: 10px 24px;
  border-radius: var(--radius-xl);
  font-weight: 600;
  font-size: var(--font-size-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.nav-cta::after {
  display: none;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 8px;
  z-index: 1002;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar.scrolled .hamburger span {
  background: var(--color-text);
}

.hamburger.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.hamburger.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Fullscreen Menu Overlay */
.menu-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-overlay);
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-slow);
}

.menu-overlay.active {
  opacity: 1;
  visibility: visible;
}

.menu-overlay-nav {
  text-align: center;
}

.menu-overlay-link {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: #fff;
  padding: var(--space-sm) 0;
  opacity: 0;
  transform: translateY(30px);
  transition: color var(--transition-base);
}

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

/* ---- Section Base ---- */
.section {
  padding: var(--space-3xl) var(--space-2xl);
  position: relative;
  overflow: hidden;
}

.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-label {
  font-family: var(--font-english);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.section-title {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.section-subtitle {
  font-size: var(--font-size-md);
  color: var(--color-text-light);
  max-width: 600px;
  line-height: 1.8;
}

/* ---- Hero Section (Split Layout) ---- */
.hero-split {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-bg);
  padding-top: calc(var(--nav-height) + var(--space-xl));
}

.hero-split-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  padding: 0 var(--space-2xl);
}

.hero-split-sub {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-bottom: var(--space-md);
  letter-spacing: 0.5px;
}

.hero-split-title {
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--color-text);
  line-height: 1.3;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.hero-split-desc {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
  max-width: 460px;
}

.hero-split-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  transition: all 0.3s ease;
}

.hero-split-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  gap: 18px;
}

.hero-split-btn svg {
  transition: transform 0.3s ease;
}

.hero-split-btn:hover svg {
  transform: translateX(4px);
}

.hero-split-visual {
  display: flex;
  justify-content: flex-end;
}

.hero-split-img {
  width: 100%;
  max-width: 560px;
  border-radius: var(--radius-xl);
  object-fit: cover;
  box-shadow: var(--shadow-lg);
}

@media (max-width: 768px) {
  .hero-split-inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    text-align: center;
  }

  .hero-split-desc {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-split-btn {
    justify-content: center;
  }

  .hero-split-visual {
    justify-content: center;
  }

  .hero-split-img {
    max-width: 100%;
  }
}

/* ---- Brand Philosophy Section ---- */
.philosophy {
  background: var(--color-bg-alt);
  position: relative;
}

.philosophy-bg {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  overflow: hidden;
  z-index: 0;
}

.philosophy-bg-shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.05;
  background: var(--color-primary);
}

.philosophy-bg-shape:nth-child(1) {
  width: 600px;
  height: 600px;
  top: -200px;
  right: -100px;
}

.philosophy-bg-shape:nth-child(2) {
  width: 400px;
  height: 400px;
  bottom: -100px;
  left: -100px;
  background: var(--color-secondary);
}

.philosophy .section-inner {
  position: relative;
  z-index: 1;
}

.philosophy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  margin-top: var(--space-xl);
}

.philosophy-text p {
  font-size: var(--font-size-md);
  color: var(--color-text-light);
  line-height: 2;
  margin-bottom: var(--space-md);
}

.highlight {
  color: var(--color-primary);
  font-weight: 600;
  position: relative;
}

.highlight::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 8px;
  background: rgba(74, 144, 226, 0.15);
  border-radius: 4px;
  z-index: -1;
}

.philosophy-values {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.value-card {
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  transition: all var(--transition-smooth);
  border: 1px solid var(--color-border);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}

.value-icon {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  background: var(--gradient-primary);
  color: #fff;
}

.value-card h4 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: 4px;
}

.value-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* ---- Service Cards Section ---- */
.services {
  background: var(--color-bg);
}

.service-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.service-card {
  background: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
  transition: all var(--transition-smooth);
  position: relative;
  overflow: hidden;
  transform-style: preserve-3d;
  perspective: 1000px;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-smooth);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

.service-card-icon {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  background: var(--gradient-card);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
  margin-bottom: var(--space-md);
}

.service-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.service-card p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-md);
}

.service-card-link {
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition-base);
}

.service-card-link:hover {
  gap: 12px;
}

/* ---- Education Programs (Tabs) ---- */
.programs {
  background: var(--color-bg-alt);
}

.program-tabs {
  display: flex;
  gap: var(--space-xs);
  margin-top: var(--space-xl);
  margin-bottom: var(--space-xl);
  background: var(--color-bg);
  padding: 6px;
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.program-tab {
  flex: 1;
  padding: 14px 20px;
  background: transparent;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-light);
  transition: all var(--transition-base);
  white-space: nowrap;
  text-align: center;
}

.program-tab.active {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.program-tab:hover:not(.active) {
  background: rgba(74, 144, 226, 0.08);
  color: var(--color-primary);
}

.program-contents {
  position: relative;
  min-height: 300px;
}

.program-content {
  display: none;
  animation: fadeSlideIn 0.5s ease forwards;
}

.program-content.active {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.program-number {
  font-family: var(--font-english);
  font-size: 6rem;
  font-weight: 800;
  color: rgba(74, 144, 226, 0.08);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.program-content h3 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.program-content p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.9;
}

.program-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-md);
}

.program-feature {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.program-feature-icon {
  width: 24px;
  height: 24px;
  min-width: 24px;
  border-radius: 50%;
  background: rgba(92, 184, 92, 0.1);
  color: var(--color-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}

.program-visual {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  border: 1px solid var(--color-border);
}

.program-visual-img {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  transition: transform var(--transition-smooth);
}

.program-visual:hover .program-visual-img {
  transform: scale(1.05);
}

/* ---- Process Flow ---- */
.process {
  background: var(--color-bg);
}

.process-flow {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-top: var(--space-2xl);
  position: relative;
  padding: 0 var(--space-lg);
}

.process-line {
  position: absolute;
  top: 40px;
  left: 10%;
  width: 80%;
  height: 3px;
  background: var(--color-border);
  z-index: 0;
}

.process-line-progress {
  height: 100%;
  width: 0%;
  background: var(--gradient-primary);
  border-radius: 3px;
  transition: width 1s ease;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
  z-index: 1;
  flex: 1;
  max-width: 200px;
}

.process-step-number {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  border: 3px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-english);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  transition: all var(--transition-smooth);
}

.process-step.active .process-step-number {
  border-color: var(--color-primary);
  color: #fff;
  background: var(--gradient-primary);
  box-shadow: var(--shadow-glow);
}

.process-step h4 {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: 4px;
}

.process-step p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.6;
}

/* SVG Process Line Drawing */
.process-svg {
  width: 100%;
  height: 60px;
  position: absolute;
  top: 20px;
  left: 0;
}

.process-svg path {
  fill: none;
  stroke: var(--color-primary);
  stroke-width: 3;
  stroke-dasharray: 1000;
  stroke-dashoffset: 1000;
  stroke-linecap: round;
}

/* ---- Target & Method Section ---- */
.target {
  background: var(--color-bg-alt);
}

.target-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  margin-top: var(--space-xl);
}

.target-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: var(--gradient-card);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.target-image-photo {
  width: 100%;
  height: 100%;
  min-height: 400px;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.target-image:hover .target-image-photo {
  transform: scale(1.05);
}

.target-image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.1), rgba(92, 184, 92, 0.1));
}

.target-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.target-block {
  margin-bottom: var(--space-xl);
}

.target-block h3 {
  font-size: var(--font-size-xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.target-block p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
}

.target-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(74, 144, 226, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.target-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-top: var(--space-sm);
}

.target-tag {
  background: var(--color-bg);
  padding: 6px 16px;
  border-radius: var(--radius-xl);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  border: 1px solid var(--color-border);
}

/* ---- CTA Section ---- */
.cta {
  background: var(--gradient-hero);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-bg-lottie {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.06;
}

.cta .section-inner {
  position: relative;
  z-index: 1;
}

.cta .section-title {
  color: #fff;
  font-size: var(--font-size-3xl);
}

.cta .section-subtitle {
  color: rgba(255, 255, 255, 0.7);
  margin: 0 auto var(--space-xl);
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--gradient-accent);
  color: #fff;
  padding: 18px 48px;
  border-radius: var(--radius-xl);
  font-size: var(--font-size-lg);
  font-weight: 700;
  animation: pulse 2.5s ease-in-out infinite;
  transition: all var(--transition-smooth);
}

.cta-button:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 40px rgba(255, 152, 0, 0.4);
  animation: none;
}

.cta-contact-cards {
  display: flex;
  justify-content: center;
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
  flex-wrap: wrap;
}

.cta-contact-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  backdrop-filter: blur(10px);
  color: #fff;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  transition: all var(--transition-base);
}

.cta-contact-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-4px);
}

.cta-contact-card .icon {
  font-size: 24px;
}

.cta-contact-card .label {
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.5);
}

.cta-contact-card .value {
  font-weight: 600;
  font-size: var(--font-size-sm);
}

/* ---- Footer (Minimal) ---- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: 20px var(--space-lg);
  background: #fff;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
}

.footer-info {
  font-size: 11px;
  color: #888;
  line-height: 1.8;
  letter-spacing: 0.2px;
}

.footer-info a {
  color: #888;
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-copy {
  font-size: 10px;
  color: #aaa;
  margin-top: 6px;
  letter-spacing: 0.3px;
}

/* ---- Sub-Page Header ---- */
.page-header {
  min-height: 50vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--gradient-hero);
  position: relative;
  padding-top: var(--nav-height);
}

.page-header-content {
  position: relative;
  z-index: 1;
}

.page-header .section-label {
  color: rgba(255, 255, 255, 0.6);
}

.page-header .section-title {
  color: #fff;
  font-size: var(--font-size-4xl);
}

.page-header .section-subtitle {
  color: rgba(255, 255, 255, 0.6);
  margin: 0 auto;
}

/* ---- About Page ---- */
.about-mission {
  background: var(--color-bg-alt);
}

.about-mission-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
  margin-top: var(--space-xl);
}

.about-mission-text h3 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.about-mission-text p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.9;
  margin-bottom: var(--space-md);
}

.about-visual {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  min-height: 350px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.about-visual-photo {
  width: 100%;
  height: 100%;
  min-height: 350px;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.about-visual:hover .about-visual-photo {
  transform: scale(1.05);
}

/* ---- Service Page ---- */
.service-detail-section {
  background: var(--color-bg-alt);
}

.service-detail-section:nth-child(even) {
  background: var(--color-bg);
}

.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

.service-detail-grid.reverse {
  direction: rtl;
}

.service-detail-grid.reverse>* {
  direction: ltr;
}

.service-detail-text h3 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.service-detail-text p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.9;
}

.service-visual {
  background: var(--gradient-card);
  border-radius: var(--radius-lg);
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  overflow: hidden;
}

.service-visual-photo {
  width: 100%;
  height: 100%;
  min-height: 300px;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.service-visual:hover .service-visual-photo {
  transform: scale(1.05);
}

/* ---- Contact Page ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  margin-top: var(--space-xl);
}

.contact-form {
  background: var(--color-card-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  border: 1px solid var(--color-border);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: var(--font-size-sm);
  margin-bottom: 6px;
  color: var(--color-text);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  color: var(--color-text);
  background: var(--color-bg);
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(74, 144, 226, 0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 140px;
}

.form-submit {
  width: 100%;
  padding: 16px;
  background: var(--gradient-primary);
  color: #fff;
  font-size: var(--font-size-base);
  font-weight: 700;
  border-radius: var(--radius-sm);
  transition: all var(--transition-smooth);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-info-item {
  background: var(--color-card-bg);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  border: 1px solid var(--color-border);
  transition: all var(--transition-smooth);
}

.contact-info-item:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
}

.contact-info-icon {
  width: 56px;
  height: 56px;
  min-width: 56px;
  border-radius: var(--radius-md);
  background: var(--gradient-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.contact-info-item h4 {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-bottom: 2px;
}

.contact-info-item p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

/* ---- Utility ---- */
.text-center {
  text-align: center;
}

.text-gradient {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---- Service Menu (Landing - Editorial List) ---- */
.service-menu {
  background: var(--color-bg);
}

.service-menu-list {
  border-top: 1px solid var(--color-border);
}

.service-menu-item {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  padding: 28px 12px;
  border-bottom: 1px solid var(--color-border);
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
  position: relative;
}

.service-menu-item:hover {
  padding-left: 24px;
  background: rgba(74, 144, 226, 0.03);
}

.service-menu-num {
  font-family: var(--font-english);
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-muted);
  min-width: 28px;
  letter-spacing: 0.5px;
  transition: color 0.3s ease;
}

.service-menu-item:hover .service-menu-num {
  color: var(--color-primary);
}

.service-menu-content {
  flex: 1;
}

.service-menu-content h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: 2px;
  letter-spacing: -0.01em;
}

.service-menu-content p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.service-menu-arrow {
  color: var(--color-text-muted);
  opacity: 0;
  transform: translateX(-12px);
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
}

.service-menu-item:hover .service-menu-arrow {
  opacity: 1;
  transform: translateX(0);
  color: var(--color-primary);
}

/* CTA variant */
.service-menu-item--cta {
  background: linear-gradient(135deg, #4A90E2, #357ABD);
  color: #fff;
  border-color: transparent;
  border-radius: var(--radius-md);
  margin-top: 8px;
  padding: 28px 24px;
}

.service-menu-item--cta:hover {
  padding-left: 32px;
  background: linear-gradient(135deg, #5A9DE6, #4A90E2);
}

.service-menu-item--cta .service-menu-num {
  color: rgba(255, 255, 255, 0.6);
}

.service-menu-item--cta:hover .service-menu-num {
  color: #fff;
}

.service-menu-item--cta .service-menu-content p {
  color: rgba(255, 255, 255, 0.7);
}

.service-menu-item--cta .service-menu-arrow {
  color: rgba(255, 255, 255, 0.6);
}

.service-menu-item--cta:hover .service-menu-arrow {
  color: #fff;
}

/* ---- Contact CTA Page ---- */
.contact-cta-wrapper {
  max-width: 800px;
  margin: 0 auto;
}

.contact-cta-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl) var(--space-xl);
  text-align: center;
  margin-bottom: var(--space-xl);
}

.contact-cta-icon {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.08), rgba(74, 144, 226, 0.18));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
}

.contact-cta-card h2 {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.contact-cta-card>p {
  font-size: var(--font-size-base);
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.contact-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #4A90E2, #357ABD);
  color: #fff;
  padding: 18px 48px;
  border-radius: 56px;
  font-size: var(--font-size-lg);
  font-weight: 700;
  text-decoration: none;
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  box-shadow: 0 4px 20px rgba(74, 144, 226, 0.25);
}

.contact-cta-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(74, 144, 226, 0.4);
  background: linear-gradient(135deg, #5A9DE6, #4A90E2);
}

.contact-cta-btn:active {
  transform: translateY(-1px);
}

.contact-cta-note {
  font-size: var(--font-size-sm) !important;
  color: var(--color-text-muted) !important;
  margin-top: var(--space-md) !important;
  margin-bottom: 0 !important;
}

.contact-info-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.contact-mini-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  gap: var(--space-md);
  transition: border-color 0.3s ease;
}

.contact-mini-card:hover {
  border-color: rgba(74, 144, 226, 0.25);
}

.contact-mini-icon {
  width: 44px;
  height: 44px;
  min-width: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(74, 144, 226, 0.08), rgba(74, 144, 226, 0.15));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
}

.contact-mini-card h4 {
  font-size: var(--font-size-sm);
  font-weight: 700;
  margin-bottom: 2px;
}

.contact-mini-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.5;
}

/* ---- Process Detail Cards ---- */
.process-details {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  margin-top: var(--space-2xl);
}

.process-detail-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.process-detail-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(74, 144, 226, 0.1);
  border-color: rgba(74, 144, 226, 0.2);
}

.process-detail-number {
  font-family: var(--font-english);
  font-size: var(--font-size-3xl);
  font-weight: 800;
  color: rgba(74, 144, 226, 0.15);
  line-height: 1;
  margin-bottom: var(--space-sm);
}

.process-detail-card h3 {
  font-size: var(--font-size-lg);
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.process-detail-card p {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  line-height: 1.8;
}

@media (max-width: 1024px) {
  .process-details {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 768px) {
  .process-details {
    grid-template-columns: 1fr;
  }

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

  .contact-cta-btn {
    padding: 16px 36px;
    font-size: var(--font-size-base);
  }

  .service-menu-item {
    padding: 20px 8px;
    gap: var(--space-md);
  }

  .service-menu-content h3 {
    font-size: var(--font-size-base);
  }

  .service-menu-arrow {
    opacity: 1;
    transform: translateX(0);
  }
}