@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Noto+Sans+TC:wght@300;400;500;600;700&display=swap');

/* ===== CSS Variables ===== */
:root {
  --navy: #00184A;
  --navy-gradient: #032268;
  --corporate-blue: #0E57AB;
  --electric-blue: #0C6ED5;
  --light-blue: #729FCF;
  --white: #FFFFFF;
  --light-gray: #F2F2F2;
  --text-dark: #222222;
  --text-muted: #666666;
  --glow: rgba(12, 110, 213, 0.3);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', 'Noto Sans TC', sans-serif;
  color: var(--text-dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.3s;
}

ul { list-style: none; }

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

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

/* ===== Header ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 24, 74, 0.08);
  transition: box-shadow 0.3s;
}

.header.scrolled {
  box-shadow: 0 2px 20px rgba(0, 24, 74, 0.1);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

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

.logo-img {
  height: 48px;
  width: auto;
}


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

.nav a {
  padding: 8px 14px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-dark);
  border-radius: 8px;
  transition: background 0.2s, color 0.2s;
}

.nav a:hover {
  background: var(--light-gray);
  color: var(--corporate-blue);
}

.lang-switch {
  margin-left: 8px;
  padding: 6px 12px;
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid rgba(0, 24, 74, 0.15);
  border-radius: 6px;
  color: var(--text-muted);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  background: transparent;
  font-family: inherit;
}

.lang-switch:hover { border-color: var(--corporate-blue); color: var(--corporate-blue); background: rgba(14, 87, 171, 0.04); }

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.menu-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-gradient) 50%, #0a3580 100%);
  overflow: hidden;
  padding-top: 72px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-bg canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(114, 159, 207, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(114, 159, 207, 0.05) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-radial {
  position: absolute;
  width: 800px;
  height: 800px;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(12, 110, 213, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 80px 24px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 100px;
  color: var(--light-blue);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 32px;
  backdrop-filter: blur(4px);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: #4ADE80;
  border-radius: 50%;
  animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 8px;
}

.hero h1 .accent {
  background: linear-gradient(90deg, var(--light-blue), var(--electric-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-logo {
  margin-bottom: 24px;
  text-align: center;
}

.hero-logo img {
  display: inline-block;
  max-width: 280px;
  height: auto;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255, 255, 255, 0.7);
  font-weight: 400;
  max-width: 680px;
  margin: 16px auto 0;
  line-height: 1.6;
}

.hero-desc {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.5);
  max-width: 600px;
  margin: 16px auto 0;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 10px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
}

.btn:hover { transform: translateY(-2px); }

.btn-primary {
  background: var(--electric-blue);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(12, 110, 213, 0.4);
}

.btn-primary:hover {
  background: #0A5FBF;
  box-shadow: 0 6px 28px rgba(12, 110, 213, 0.5);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-ghost {
  background: transparent;
  color: var(--corporate-blue);
  border: 1px solid rgba(14, 87, 171, 0.2);
}

.btn-ghost:hover {
  background: rgba(14, 87, 171, 0.05);
  border-color: var(--corporate-blue);
}

.hero-tagline {
  margin-top: 56px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.hero-tagline span {
  font-size: 0.95rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ===== Section Commons ===== */
.section {
  padding: 100px 0;
}

.section-dark {
  background: linear-gradient(160deg, var(--navy) 0%, var(--navy-gradient) 100%);
  color: var(--white);
}

.section-gray {
  background: var(--light-gray);
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 60px;
}

.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--electric-blue);
  margin-bottom: 12px;
}

.section-dark .section-label {
  color: var(--light-blue);
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-header p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.section-dark .section-header p {
  color: rgba(255, 255, 255, 0.75);
}

/* ===== Mission Cards ===== */
.mission-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.mission-card {
  background: var(--white);
  border: 1px solid rgba(0, 24, 74, 0.06);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.mission-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 24, 74, 0.08);
}

.mission-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, rgba(14, 87, 171, 0.08), rgba(12, 110, 213, 0.12));
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.mission-icon svg {
  width: 28px;
  height: 28px;
  stroke: var(--corporate-blue);
  fill: none;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.mission-card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--navy);
}

.mission-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== Team ===== */
.team-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.team-card {
  background: var(--white);
  border: 1px solid rgba(0, 24, 74, 0.06);
  border-radius: 16px;
  padding: 36px 32px;
  transition: transform 0.3s, box-shadow 0.3s;
}

.team-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 24, 74, 0.08);
}

.team-avatar {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--corporate-blue), var(--electric-blue));
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.team-avatar span {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--white);
}

.team-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.team-role {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--corporate-blue);
  margin-bottom: 2px;
}

.team-role-en {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.team-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.team-tags span {
  padding: 4px 10px;
  font-size: 0.72rem;
  font-weight: 500;
  background: rgba(14, 87, 171, 0.06);
  color: var(--corporate-blue);
  border-radius: 6px;
}

.team-bio {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.7;
}

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

/* ===== Video ===== */
.video-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.video-container {
  position: relative;
  display: block;
  width: 100%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 40px rgba(0, 24, 74, 0.12);
  background: var(--navy);
  cursor: pointer;
  transition: transform 0.3s, box-shadow 0.3s;
}

.video-container:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 48px rgba(0, 24, 74, 0.18);
}

.video-thumb {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.video-play-btn {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s, transform 0.3s;
  filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.4));
}

.video-container:hover .video-play-btn {
  transform: translate(-50%, -50%) scale(1.1);
}

.video-play-btn svg {
  display: block;
}

/* ===== Services ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  padding: 36px 32px;
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
  position: relative;
}

.service-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(114, 159, 207, 0.4);
  transform: translateY(-4px);
}

.service-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.service-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(14, 87, 171, 0.2), rgba(12, 110, 213, 0.3));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--light-blue);
}

.service-icon svg {
  width: 26px;
  height: 26px;
}

.service-num {
  font-size: 2rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.12);
  letter-spacing: -0.02em;
}

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
  line-height: 1.4;
}

.service-en-title {
  font-size: 0.8rem;
  color: var(--light-blue);
  font-weight: 500;
  margin-bottom: 14px;
  opacity: 0.8;
}

.service-highlight {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9);
  font-weight: 500;
  margin-bottom: 18px;
  padding: 10px 14px;
  background: rgba(114, 159, 207, 0.15);
  border-left: 3px solid var(--electric-blue);
  border-radius: 0 8px 8px 0;
  line-height: 1.5;
}

.service-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-list li {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
  padding-left: 0;
}

.service-list-label {
  display: inline-block;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.95);
  margin-right: 6px;
}

.service-list-label::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--electric-blue);
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
}

/* Services CTA */
.services-cta {
  margin-top: 48px;
  background: linear-gradient(135deg, rgba(14, 87, 171, 0.25), rgba(12, 110, 213, 0.3));
  border: 1px solid rgba(114, 159, 207, 0.25);
  border-radius: 16px;
  padding: 40px;
  text-align: center;
}

.services-cta-content h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
}

.services-cta-content p {
  font-size: 0.95rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 24px;
}

.services-cta-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.services-cta-address {
  font-size: 0.9rem;
  color: var(--light-blue);
  font-weight: 500;
  letter-spacing: 0.02em;
}

@media (max-width: 768px) {
  .services-grid { grid-template-columns: 1fr; }
  .services-cta { padding: 28px 20px; }
}

/* ===== About Position ===== */
.about-position {
  max-width: 800px;
  margin: -20px auto 48px;
  text-align: center;
}

.about-position p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.8;
}

/* ===== Product Lifecycle ===== */
.lifecycle-timeline {
  display: flex;
  gap: 0;
  position: relative;
  max-width: 900px;
  margin: 0 auto;
}

.lifecycle-timeline::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--light-blue), var(--electric-blue), var(--light-blue));
  opacity: 0.3;
}

.lifecycle-phase {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 0 16px;
}

.lifecycle-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--light-blue);
  border: 3px solid var(--light-gray);
  margin: 12px auto 20px;
  position: relative;
  z-index: 1;
}

.lifecycle-dot.active {
  background: var(--electric-blue);
  box-shadow: 0 0 0 6px rgba(12, 110, 213, 0.15);
}

.lifecycle-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 12px;
}

.lifecycle-items {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.lifecycle-items span {
  font-size: 0.82rem;
  color: var(--text-muted);
  padding: 6px 12px;
  background: var(--white);
  border-radius: 8px;
  border: 1px solid rgba(0, 24, 74, 0.06);
}

@media (max-width: 768px) {
  .lifecycle-timeline {
    flex-direction: column;
    gap: 24px;
  }
  .lifecycle-timeline::before {
    top: 0;
    bottom: 0;
    left: 50%;
    right: auto;
    width: 2px;
    height: auto;
  }
}

/* ===== Capabilities ===== */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.capability-card {
  background: var(--white);
  border: 1px solid rgba(0, 24, 74, 0.06);
  border-radius: 14px;
  padding: 32px 28px;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  position: relative;
  overflow: hidden;
}

.capability-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--corporate-blue), var(--electric-blue));
  opacity: 0;
  transition: opacity 0.3s;
}

.capability-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(12, 110, 213, 0.1);
  border-color: rgba(12, 110, 213, 0.15);
}

.capability-card:hover::before { opacity: 1; }

.capability-num {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--light-blue);
  margin-bottom: 16px;
  letter-spacing: 0.05em;
}

.capability-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 10px;
}

.capability-card p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== Research Highlights ===== */
.research-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.research-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 14px;
  padding: 32px 24px;
  transition: background 0.3s, border-color 0.3s, transform 0.3s;
}

.research-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(114, 159, 207, 0.4);
  transform: translateY(-4px);
}

.research-card .tag {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--light-blue);
  background: rgba(114, 159, 207, 0.12);
  padding: 4px 10px;
  border-radius: 6px;
  margin-bottom: 16px;
}

.research-card h3 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.3;
}

.research-card p {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: 1.6;
}

/* Research Sections */
.research-section {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: 36px 32px;
  margin-bottom: 24px;
}

.research-section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 24px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.research-title-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.research-logo {
  width: 80px;
  height: 80px;
  object-fit: contain;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.9);
  padding: 8px;
  flex-shrink: 0;
}

.research-section-header h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--white);
  margin: 6px 0 4px;
}

.research-section-sub {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
}

.research-section-desc {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.7;
  max-width: 800px;
}

/* Workflow Steps */
.workflow-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.workflow-step {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  padding: 16px 14px;
  transition: border-color 0.3s;
}

.workflow-step:hover {
  border-color: rgba(114, 159, 207, 0.25);
}

.workflow-step-num {
  width: 28px;
  height: 28px;
  background: linear-gradient(135deg, var(--corporate-blue), var(--electric-blue));
  color: var(--white);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.workflow-step h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 6px;
}

.workflow-step p {
  font-size: 0.78rem;
  color: rgba(255, 255, 255, 0.65);
  line-height: 1.5;
}

/* ATT&CK Cards */
.attack-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.attack-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  padding: 20px;
}

.attack-card h4 {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--light-blue);
  margin-bottom: 8px;
}

.attack-card p {
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.5;
}

@media (max-width: 768px) {
  .research-section-header { flex-direction: column; }
  .attack-cards { grid-template-columns: 1fr; }
  .workflow-steps { grid-template-columns: repeat(2, 1fr); }
}

/* Impact Cards */
.impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.impact-card {
  background: var(--light-gray);
  border-radius: 14px;
  padding: 28px 24px;
  text-align: center;
}

.impact-icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 14px;
  background: rgba(220, 53, 69, 0.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #dc3545;
}

.impact-icon svg { width: 22px; height: 22px; }

.impact-card h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 8px;
}

.impact-card p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

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

.research-stats {
  display: flex;
  gap: 16px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.research-stat {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.research-stat-num {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}

.research-stat-label {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.research-since {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.5);
  margin-top: 10px;
  font-style: italic;
}

/* ===== PSIRT / Disclosure ===== */
.disclosure-content {
  max-width: 640px;
  margin: 0 auto;
  text-align: center;
}

.disclosure-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px;
  line-height: 1.3;
}

.disclosure-text p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
}

.disclosure-steps {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.step {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.step-num {
  width: 36px;
  height: 36px;
  min-width: 36px;
  background: linear-gradient(135deg, var(--corporate-blue), var(--electric-blue));
  color: var(--white);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
}

.step-info h4 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 4px;
}

.step-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* ===== Events ===== */
.events-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.event-card {
  background: var(--white);
  border: 1px solid rgba(0, 24, 74, 0.06);
  border-radius: 14px;
  overflow: hidden;
  transition: transform 0.3s, box-shadow 0.3s;
}

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 24, 74, 0.08);
}

.event-visual {
  height: 140px;
  background: linear-gradient(135deg, var(--navy), var(--navy-gradient));
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.event-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 50%, rgba(12, 110, 213, 0.2) 0%, transparent 60%),
    radial-gradient(circle at 70% 50%, rgba(114, 159, 207, 0.15) 0%, transparent 60%);
}

.event-visual svg {
  width: 40px;
  height: 40px;
  stroke: var(--light-blue);
  fill: none;
  stroke-width: 1.5;
  position: relative;
  z-index: 1;
  opacity: 0.7;
}

.event-body {
  padding: 20px;
}

.event-body h3 {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 6px;
}

.event-body p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ===== Careers ===== */
.careers-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.careers-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 16px;
}

.careers-content p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
  margin-bottom: 32px;
}

.careers-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 36px;
}

.careers-tags span {
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 100px;
  font-size: 0.82rem;
  color: rgba(255, 255, 255, 0.7);
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.contact-card {
  background: var(--white);
  border: 1px solid rgba(0, 24, 74, 0.06);
  border-radius: 14px;
  padding: 28px 24px;
  text-align: center;
  transition: transform 0.3s, box-shadow 0.3s;
}

.contact-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 32px rgba(0, 24, 74, 0.08);
}

.contact-card-icon {
  width: 52px;
  height: 52px;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, rgba(14, 87, 171, 0.08), rgba(12, 110, 213, 0.12));
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--corporate-blue);
}

.contact-card-icon svg {
  width: 24px;
  height: 24px;
}

.contact-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: 10px;
}

.contact-link {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--electric-blue);
  margin-bottom: 8px;
  word-break: break-all;
  transition: color 0.2s;
}

a.contact-link:hover { color: var(--corporate-blue); }

.contact-card p {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.contact-map {
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 24, 74, 0.08);
}

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

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

/* ===== Footer ===== */
.footer {
  background: #f5f6f7;
  color: #333;
}

.footer-pagetop {
  display: flex;
  justify-content: flex-end;
  padding: 12px 24px;
  border-bottom: 1px solid #d8d8d8;
}

.footer-pagetop a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #e0e0e0;
  transition: background 0.2s ease;
}

.footer-pagetop a:hover {
  background: #ccc;
}

.footer-main-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px 24px 32px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  margin-bottom: 16px;
}

.footer-links a {
  color: #333;
  font-size: 13px;
  text-decoration: none;
}

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

.footer-copyright-block p {
  margin: 0 0 4px;
  color: #666;
  font-size: 11px;
  line-height: 1.7;
}

/* ===== Scroll Animations ===== */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .capabilities-grid { grid-template-columns: repeat(2, 1fr); }
  .events-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .header {
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    background: #FFFFFF;
  }
  .nav { display: none; }
  .nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    background: #FFFFFF;
    padding: 24px;
    gap: 4px;
    z-index: 1001;
    overflow-y: auto;
  }
  .nav.open a {
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: 10px;
  }
  .menu-toggle { display: flex; }
  .lang-switch {
    position: fixed;
    top: 20px;
    right: 60px;
    z-index: 1001;
    display: block;
    background: var(--white);
    border: 1px solid rgba(0, 24, 74, 0.15);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  }

  .hero { min-height: auto; padding: 120px 0 80px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }
  .hero-stat .number { font-size: 1.5rem; }

  .mission-grid { grid-template-columns: 1fr; }
  .capabilities-grid { grid-template-columns: 1fr; }
  .disclosure-content { grid-template-columns: 1fr; gap: 40px; }
  .events-grid { grid-template-columns: 1fr; }

  .section { padding: 60px 0; }
}