/* ==========================================================================
   VARIABLES & DESIGN SYSTEM (Anthropic frontend-design & theme-factory tuned)
   ========================================================================== */
:root {
  --primary: #FF5520;
  --primary-hover: #E64510;
  --primary-light: #FF7A45;
  --primary-soft: #FFF4EF;
  --primary-glow: rgba(255, 85, 32, 0.15);

  --secondary: #2563EB;
  --secondary-soft: #EFF6FF;

  --dark: #0F172A;
  --dark-surface: #1E293B;
  --text-title: #0F172A;
  --text-main: #334155;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  --bg-body: #F8FAFC;
  --bg-card: #FFFFFF;
  --bg-card-subtle: #F1F5F9;

  --border-light: #E2E8F0;
  --border-subtle: #EDF2F7;

  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 20px 40px rgba(15, 23, 42, 0.09);
  --shadow-hover: 0 16px 32px rgba(255, 85, 32, 0.14);

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 26px;
  --radius-full: 9999px;

  --font-sans: 'Pretendard', -apple-system, BlinkMacSystemFont, system-ui, Roboto, sans-serif;
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* ==========================================================================
   RESET & GLOBAL BASE
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-sans);
  scroll-behavior: smooth;
  font-size: 16px;
  color: var(--text-main);
  background-color: var(--bg-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition-fast);
}

ul {
  list-style: none;
}

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

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 96px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  text-transform: uppercase;
}

.section-title {
  font-size: 2.3rem;
  font-weight: 800;
  color: var(--text-title);
  letter-spacing: -0.02em;
  line-height: 1.3;
  margin-bottom: 14px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  word-break: keep-all;
}

/* ==========================================================================
   READING PROGRESS BAR
   ========================================================================== */
#progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  z-index: 1000;
  transition: width 0.1s ease-out;
}

/* ==========================================================================
   NAVIGATION
   ========================================================================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.7);
  z-index: 900;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  height: 64px;
  box-shadow: var(--shadow-sm);
}

.nav-container {
  max-width: 1200px;
  height: 100%;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--dark);
}

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

.nav-menu {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 600;
  color: var(--text-muted);
  position: relative;
  padding: 4px 0;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

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

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

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-pdf-link {
  color: var(--primary) !important;
  background: var(--primary-soft);
  padding: 6px 14px !important;
  border-radius: var(--radius-full);
}

.nav-pdf-link::after {
  display: none !important;
}

.nav-pdf-link:hover {
  background: var(--primary);
  color: #fff !important;
}

.nav-btn {
  background: var(--dark);
  color: #fff !important;
  padding: 8px 20px !important;
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
}

.nav-btn::after {
  display: none !important;
}

.nav-btn:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.nav-toggle {
  display: none;
  font-size: 1.3rem;
  color: var(--dark);
}

/* ==========================================================================
   BUTTONS
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.96rem;
  font-weight: 700;
  padding: 13px 26px;
  border-radius: var(--radius-full);
  transition: var(--transition-normal);
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 20px rgba(255, 85, 32, 0.3);
}

.btn-primary:hover {
  background: var(--primary-hover);
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(255, 85, 32, 0.4);
}

.btn-secondary {
  background: #fff;
  color: var(--primary);
  border: 1.5px solid var(--primary);
  box-shadow: 0 4px 12px rgba(255, 85, 32, 0.08);
}

.btn-secondary:hover {
  background: var(--primary-soft);
  transform: translateY(-3px);
}

.btn-tertiary {
  background: #fff;
  color: var(--dark);
  border: 1.5px solid var(--border-light);
}

.btn-tertiary:hover {
  border-color: var(--dark);
  transform: translateY(-3px);
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero {
  padding-top: 148px;
  padding-bottom: 90px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
}

.hero-bg-glow {
  position: absolute;
  top: -120px;
  right: -100px;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(255, 85, 32, 0.08) 0%, rgba(255, 255, 255, 0) 70%);
  pointer-events: none;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: var(--primary-soft);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 18px;
}

.tag-dot {
  width: 8px;
  height: 8px;
  background: var(--primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.7; }
}

.hero-subtitle {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 900;
  color: var(--dark);
  line-height: 1.2;
  letter-spacing: -0.03em;
  margin-bottom: 22px;
}

.highlight-orange {
  color: var(--primary);
  position: relative;
}

.highlight-box {
  background: var(--primary);
  color: #fff;
  padding: 0 14px;
  border-radius: 8px;
  display: inline-block;
  margin-top: 4px;
}

.hero-desc {
  font-size: 1.08rem;
  color: var(--text-main);
  line-height: 1.7;
  margin-bottom: 34px;
  word-break: keep-all;
}

.hero-cta {
  display: flex;
  gap: 12px;
  margin-bottom: 36px;
  flex-wrap: wrap;
}

.hero-info-pills {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.info-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-muted);
}

.info-pill i {
  color: var(--primary);
  width: 18px;
}

/* ==========================================================================
   HERO VISUAL: Web-Native Dashboard Card (Replaces static slide)
   ========================================================================== */
.visual-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: var(--transition-normal);
}

.visual-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 24px 48px rgba(15, 23, 42, 0.12);
}

.identity-card-header {
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
  margin-bottom: 20px;
}

.identity-title-area {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.identity-sub {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.02em;
  display: block;
}

.identity-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: -0.02em;
}

/* Balance Dial / Dual Meter */
.balance-dial-wrapper {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 20px;
}

.dial-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.dial-title {
  font-size: 0.74rem;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 0.08em;
}

.dial-tag {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 2px 8px;
  border-radius: 4px;
}

.dual-meter {
  display: flex;
  height: 32px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
  margin-bottom: 10px;
}

.meter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 800;
  color: #fff;
  transition: width 0.6s ease;
}

.left-bar {
  background: linear-gradient(135deg, #1E293B 0%, #334155 100%);
}

.right-bar {
  background: linear-gradient(135deg, #FF6B4A 0%, var(--primary) 100%);
}

.dial-caption {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

.visual-stats {
  display: flex;
  align-items: center;
  justify-content: space-around;
  width: 100%;
  padding: 16px 0;
  background: var(--bg-card-subtle);
  border-radius: var(--radius-md);
  margin-bottom: 18px;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  text-align: center;
}

.stat-number {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
}

.stat-divider {
  width: 1px;
  height: 30px;
  background: var(--border-light);
}

.visual-quote {
  font-size: 0.92rem;
  color: var(--text-main);
  background: var(--primary-soft);
  padding: 14px 18px;
  border-radius: var(--radius-md);
  width: 100%;
  line-height: 1.6;
  word-break: keep-all;
  text-align: center;
}

.quote-icon {
  color: var(--primary);
  margin-bottom: 4px;
  opacity: 0.8;
  display: block;
}

/* ==========================================================================
   ABOUT SECTION
   ========================================================================== */
.about {
  background: #FFFFFF;
}

.about-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 32px;
}

.about-card {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
}

.card-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--primary);
  letter-spacing: 0.05em;
  background: var(--primary-soft);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  margin-bottom: 16px;
}

.balance-card h3 {
  font-size: 1.55rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 10px;
}

.balance-desc {
  font-size: 0.98rem;
  color: var(--text-muted);
  margin-bottom: 26px;
  word-break: keep-all;
}

.balance-columns {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 16px;
  align-items: stretch;
  margin-bottom: 24px;
}

.col {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px;
}

.col-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1.5px solid var(--border-subtle);
}

.col-header i {
  font-size: 1.15rem;
  color: var(--primary);
}

.col-header h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
}

.col-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.col-list li {
  font-size: 0.86rem;
  color: var(--text-main);
  line-height: 1.5;
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.col-list li i {
  color: var(--primary);
  font-size: 0.75rem;
  margin-top: 4px;
  flex-shrink: 0;
}

.col-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary);
}

/* Value Convergence Card (Replaces static slide 03) */
.value-convergence-card {
  background: #FFFFFF;
  border: 1.5px solid var(--primary-glow);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  display: flex;
  gap: 18px;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
}

.vc-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.vc-content h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 6px;
}

.vc-content p {
  font-size: 0.92rem;
  color: var(--text-main);
  line-height: 1.6;
  word-break: keep-all;
}

.about-summary-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.summary-card {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 22px;
  display: flex;
  align-items: center;
  gap: 18px;
  transition: var(--transition-fast);
}

.summary-card:hover {
  transform: translateY(-2px);
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.summary-card .card-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
}

.summary-card .card-info .label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px;
}

.summary-card .card-info h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 4px;
}

.summary-card .card-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   STRENGTHS SECTION
   ========================================================================== */
.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.strength-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 34px 28px;
  position: relative;
  transition: var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.strength-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.strength-num {
  font-size: 2rem;
  font-weight: 900;
  color: var(--border-light);
  line-height: 1;
  margin-bottom: 18px;
}

.strength-icon {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background: var(--primary-soft);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.45rem;
  margin-bottom: 18px;
}

.strength-card h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 6px;
}

.strength-subtitle {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 0.05em;
  margin-bottom: 14px;
}

.strength-body {
  font-size: 0.93rem;
  color: var(--text-main);
  line-height: 1.65;
  margin-bottom: 22px;
  word-break: keep-all;
  flex-grow: 1;
}

.strength-tag {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-card-subtle);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   SKILLS SECTION
   ========================================================================== */
.skills {
  background: #FFFFFF;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.skill-category {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
}

.cat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 26px;
  padding-bottom: 14px;
  border-bottom: 2px solid var(--border-light);
}

.cat-header i {
  font-size: 1.35rem;
  color: var(--primary);
}

.cat-header h3 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--dark);
}

.skill-items {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.skill-info {
  display: flex;
  flex-direction: column;
  margin-bottom: 8px;
}

.skill-name {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--dark);
}

.skill-level {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.skill-bar {
  height: 8px;
  background: var(--border-light);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.skill-progress {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-full);
  transition: width 1s ease-in-out;
}

/* ==========================================================================
   PROJECTS SECTION: Web-Native Themed Cards (No slide screenshots)
   ========================================================================== */
.project-filters {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 22px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-muted);
  background: #FFFFFF;
  border: 1.5px solid var(--border-light);
  border-radius: var(--radius-full);
  transition: var(--transition-fast);
}

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

.filter-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  box-shadow: 0 4px 12px rgba(255, 85, 32, 0.25);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.project-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  cursor: pointer;
  transition: var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-hover);
  border-color: var(--primary);
}

/* Card Themed Web Header */
.card-thumb-web-header {
  height: 190px;
  padding: 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  color: #fff;
  position: relative;
}

/* Distinctive Themes per Project */
.bg-theme-kosac {
  background: linear-gradient(135deg, #0284C7 0%, #0369A1 100%);
}
.bg-theme-chugye {
  background: linear-gradient(135deg, #6366F1 0%, #4338CA 100%);
}
.bg-theme-movie {
  background: linear-gradient(135deg, #334155 0%, #0F172A 100%);
}
.bg-theme-pots {
  background: linear-gradient(135deg, #8B5CF6 0%, #6D28D9 100%);
}
.bg-theme-video {
  background: linear-gradient(135deg, #F43F5E 0%, #BE123C 100%);
}
.bg-theme-festa {
  background: linear-gradient(135deg, #0D9488 0%, #115E59 100%);
}

.thumb-top-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.thumb-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.badge-award-glass {
  background: rgba(254, 240, 138, 0.25);
  color: #FEF08A;
  border: 1px solid rgba(254, 240, 138, 0.4);
  backdrop-filter: blur(8px);
}

.badge-glass {
  background: rgba(255, 255, 255, 0.2);
  color: #fff;
  backdrop-filter: blur(8px);
}

.thumb-tag {
  font-size: 0.74rem;
  font-weight: 600;
  opacity: 0.85;
  letter-spacing: 0.05em;
}

.thumb-center-concept {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.concept-icon-box {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  margin-bottom: 8px;
  backdrop-filter: blur(6px);
}

.thumb-center-concept h3 {
  font-size: 1.3rem;
  font-weight: 900;
  line-height: 1.2;
}

.thumb-center-concept p {
  font-size: 0.78rem;
  opacity: 0.85;
  margin-top: 4px;
}

.thumb-bottom-chips {
  display: flex;
  gap: 6px;
  justify-content: center;
}

.thumb-bottom-chips span {
  font-size: 0.7rem;
  background: rgba(0, 0, 0, 0.22);
  padding: 3px 8px;
  border-radius: 4px;
}

.card-body {
  padding: 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.card-title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}

.card-desc {
  font-size: 0.88rem;
  color: var(--text-main);
  line-height: 1.6;
  margin-bottom: 16px;
  word-break: keep-all;
  flex-grow: 1;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 18px;
}

.card-tags span {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-card-subtle);
  padding: 4px 8px;
  border-radius: 4px;
}

.card-action {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--primary);
  padding-top: 14px;
  border-top: 1px solid var(--border-subtle);
  transition: var(--transition-fast);
}

.project-card:hover .card-action i {
  transform: translateX(4px);
}

/* ==========================================================================
   EXPERIENCE / TIMELINE SECTION
   ========================================================================== */
.experience {
  background: #FFFFFF;
}

.timeline {
  max-width: 860px;
  margin: 0 auto;
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 15px;
  width: 2px;
  background: var(--border-light);
}

.timeline-item {
  position: relative;
  margin-bottom: 44px;
}

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

.timeline-dot {
  position: absolute;
  top: 4px;
  left: -40px;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 3px solid var(--primary);
  box-shadow: 0 0 0 4px var(--primary-soft);
  z-index: 2;
}

.timeline-date {
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
}

.timeline-content {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  transition: var(--transition-fast);
}

.timeline-content:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.exp-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.timeline-content h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 4px;
}

.exp-company {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.exp-details {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.exp-details li {
  font-size: 0.9rem;
  color: var(--text-main);
  line-height: 1.6;
  position: relative;
  padding-left: 16px;
}

.exp-details li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 900;
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */
.contact-card {
  background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
  border-radius: var(--radius-xl);
  padding: 60px 44px;
  color: #fff;
  text-align: center;
  box-shadow: var(--shadow-lg);
}

.tag-white {
  background: rgba(255, 255, 255, 0.15) !important;
  color: #fff !important;
}

.contact-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 14px;
  line-height: 1.3;
}

.contact-header p {
  font-size: 1.05rem;
  color: #CBD5E1;
  max-width: 640px;
  margin: 0 auto 44px;
  word-break: keep-all;
}

.contact-channels {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 36px;
}

.channel-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  display: flex;
  align-items: center;
  gap: 16px;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-fast);
}

.channel-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--primary);
  transform: translateY(-3px);
}

.channel-icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}

.channel-info {
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  overflow: hidden;
}

.channel-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: #94A3B8;
  letter-spacing: 0.05em;
}

.channel-value {
  font-size: 0.92rem;
  font-weight: 700;
  color: #fff;
  white-space: nowrap;
  text-overflow: ellipsis;
  overflow: hidden;
}

.copy-icon {
  color: #94A3B8;
  font-size: 0.95rem;
}

.contact-footer-note {
  font-size: 0.9rem;
  color: #94A3B8;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.footer {
  padding: 36px 0;
  background: #0B0F19;
  color: #64748B;
  font-size: 0.88rem;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

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

.footer-sub {
  font-size: 0.8rem;
}

/* ==========================================================================
   TOAST
   ========================================================================== */
.toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--dark);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 2000;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.toast.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ==========================================================================
   MODAL & WEB-NATIVE STRUCTURED CONTENT (NO SCREENSHOTS)
   ========================================================================== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  z-index: 1500;
  opacity: 0;
  visibility: hidden;
  transition: all 0.25s ease-out;
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-backdrop {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(6px);
}

.modal-dialog {
  position: relative;
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  max-width: 820px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  z-index: 10;
  transform: scale(0.95);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal.active .modal-dialog {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 18px;
  right: 20px;
  font-size: 1.8rem;
  color: var(--text-muted);
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: var(--transition-fast);
  z-index: 20;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
}

.modal-close:hover {
  background: var(--primary-soft);
  color: var(--primary);
  border-color: var(--primary);
}

.modal-content {
  padding: 36px;
}

.modal-header {
  margin-bottom: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border-light);
}

.modal-header .badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px 10px;
  background: var(--bg-card-subtle);
  color: var(--text-muted);
  border-radius: 4px;
  margin-bottom: 10px;
}

.modal-header .badge-award {
  background: var(--primary-soft);
  color: var(--primary);
}

.modal-header h2 {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--dark);
  line-height: 1.3;
  margin-bottom: 6px;
}

.modal-sub {
  font-size: 0.98rem;
  color: var(--text-muted);
}

.modal-meta-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 20px;
  background: var(--bg-body);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  font-size: 0.88rem;
}

.modal-meta-grid div {
  display: flex;
  gap: 10px;
}

.modal-meta-grid strong {
  color: var(--dark);
  min-width: 50px;
}

.modal-meta-grid span {
  color: var(--text-main);
}

/* Structured Insight Card */
.structured-insight-card {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 26px;
}

.insight-badge {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 3px 10px;
  border-radius: 4px;
  margin-bottom: 10px;
}

.structured-insight-card h4 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 16px;
}

/* Comparison Grid (Data Pivot) */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr auto 1.2fr;
  align-items: center;
  gap: 14px;
  margin-bottom: 14px;
}

.comparison-box {
  padding: 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  line-height: 1.55;
}

.box-before {
  background: #FFF1F2;
  border: 1px solid #FECDD3;
  color: #9F1239;
}

.box-after {
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #065F46;
}

.comp-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  margin-bottom: 4px;
  letter-spacing: 0.05em;
}

.comparison-arrow {
  color: var(--text-muted);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.comp-summary {
  font-size: 0.9rem;
  color: var(--text-main);
  line-height: 1.6;
  border-top: 1px solid var(--border-subtle);
  padding-top: 14px;
  margin-top: 10px;
}

/* Strategy Steps Grid */
.section-lead-text {
  font-size: 0.95rem;
  color: var(--dark);
  margin-bottom: 16px;
}

.strategy-steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.strat-step-card {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px 16px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.step-num-badge {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--primary);
  background: var(--primary-soft);
  padding: 2px 8px;
  border-radius: 4px;
  margin-bottom: 8px;
}

.strat-step-card h4 {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 10px;
}

.step-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.strat-step-card strong {
  font-size: 0.88rem;
  color: var(--dark);
  margin-bottom: 6px;
  display: block;
}

.strat-step-card span {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.45;
}

/* Insight Bullets */
.insight-bullets {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.ib-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  background: #FFFFFF;
  padding: 14px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-light);
  font-size: 0.9rem;
  color: var(--text-main);
  line-height: 1.6;
}

.ib-item i {
  color: var(--primary);
  margin-top: 4px;
  flex-shrink: 0;
}

/* Funnel Stages */
.funnel-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.funnel-stage {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px;
}

.fs-header {
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
}

.fs-tag {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--primary);
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px;
}

.fs-header h4 {
  font-size: 1rem;
  font-weight: 800;
  color: var(--dark);
}

.fs-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.fs-list li {
  font-size: 0.82rem;
  color: var(--text-main);
  line-height: 1.5;
  position: relative;
  padding-left: 12px;
}

.fs-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-weight: 900;
}

/* Positioning Matrix & Two-Track */
.matrix-card {
  display: grid;
  grid-template-columns: 1fr auto 1.2fr;
  align-items: center;
  gap: 14px;
}

.mc-col {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  padding: 16px;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
}

.mc-title {
  display: block;
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.mc-solution {
  border-color: var(--primary);
  background: var(--primary-soft);
}

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

.mc-divider {
  color: var(--text-muted);
}

.twotrack-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.track-box {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 20px;
}

.track-header {
  margin-bottom: 12px;
}

.track-badge {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--primary);
  display: block;
  margin-bottom: 2px;
}

.track-header h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark);
}

/* POT'S Pain & BM Grid */
.pots-pain-solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.ps-card {
  background: #FFFFFF;
  border: 1px solid var(--border-light);
  padding: 16px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.ps-label {
  font-size: 0.74rem;
  font-weight: 800;
  color: #DC2626;
  display: block;
  margin-bottom: 4px;
}

.ps-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.ps-arrow {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 8px;
}

.ps-card strong {
  font-size: 0.88rem;
  color: var(--dark);
  display: block;
}

.pots-bm-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.bm-item {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 18px;
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.bm-item i {
  font-size: 1.4rem;
  color: var(--primary);
  margin-top: 2px;
}

.bm-item strong {
  display: block;
  font-size: 0.95rem;
  color: var(--dark);
  margin-bottom: 4px;
}

.bm-item p {
  font-size: 0.85rem;
  color: var(--text-main);
  line-height: 1.5;
}

/* Video Projects Grid */
.video-projects-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.video-project-card {
  background: var(--bg-body);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 22px;
}

.vp-tag {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--primary);
  display: block;
  margin-bottom: 4px;
}

.video-project-card h4 {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 8px;
}

.video-project-card p {
  font-size: 0.88rem;
  color: var(--text-main);
  line-height: 1.6;
  margin-bottom: 14px;
}

.vp-stats {
  display: flex;
  gap: 14px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
}

.vp-stats span i {
  color: var(--primary);
  margin-right: 4px;
}

.modal-section {
  margin-bottom: 22px;
}

.modal-section h3 {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--dark);
  margin-bottom: 10px;
}

.modal-section p {
  font-size: 0.94rem;
  line-height: 1.7;
  color: var(--text-main);
  word-break: keep-all;
}

.modal-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.modal-list li {
  font-size: 0.9rem;
  line-height: 1.6;
  color: var(--text-main);
  padding-left: 14px;
  position: relative;
}

.modal-list li::before {
  content: '·';
  position: absolute;
  left: 0;
  font-weight: 900;
  color: var(--primary);
}

/* ==========================================================================
   RESPONSIVE DESIGN (MEDIA QUERIES)
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 44px;
    text-align: center;
  }

  .hero-tag {
    margin: 0 auto 20px;
  }

  .hero-cta {
    justify-content: center;
  }

  .hero-info-pills {
    align-items: center;
  }

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

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

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

  .strategy-steps-grid,
  .funnel-container {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 70px 0;
  }

  .pc-only {
    display: none;
  }

  .hero-title {
    font-size: 2.3rem;
  }

  .section-title {
    font-size: 1.8rem;
  }

  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: #FFFFFF;
    flex-direction: column;
    padding: 24px;
    gap: 16px;
    border-bottom: 1px solid var(--border-light);
    box-shadow: var(--shadow-md);
    transform: translateY(-120%);
    transition: var(--transition-normal);
  }

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

  .nav-toggle {
    display: block;
  }

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

  .col-divider {
    transform: rotate(90deg);
    padding: 8px 0;
  }

  .comparison-grid,
  .matrix-card,
  .twotrack-grid,
  .pots-pain-solution-grid,
  .pots-bm-grid,
  .video-projects-grid {
    grid-template-columns: 1fr;
  }

  .comparison-arrow,
  .mc-divider {
    transform: rotate(90deg);
    padding: 4px 0;
  }

  .strengths-grid,
  .skills-grid,
  .projects-grid {
    grid-template-columns: 1fr;
  }

  .footer-container {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .modal-dialog {
    max-height: 90vh;
  }

  .modal-content {
    padding: 24px 18px;
  }
}