/* ===== CSS Variables ===== */
:root {
  --color-cyan: #00C2E0;
  --color-green: #5BBD4E;
  --color-yellow: #F5C800;
  --color-orange: #E8820C;
  --color-black: #111111;
  --color-white: #ffffff;
  --color-gray-50: #f8f9fa;
  --color-gray-100: #f0f1f3;
  --color-gray-200: #e2e4e8;
  --color-gray-400: #9ca3af;
  --color-gray-600: #4b5563;
  --color-gray-800: #1f2937;

  --font-sans: 'Noto Sans JP', 'Inter', sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  color: var(--color-gray-800);
  background: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Logo Text ===== */
.logo-s { color: var(--color-black); }
.logo-i { color: var(--color-cyan); }
.logo-n { color: var(--color-green); }
.logo-k { color: var(--color-yellow); }
.logo-a { color: var(--color-orange); }

/* ===== Header / Nav ===== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-gray-200);
  transition: box-shadow var(--transition);
}
.header.scrolled { box-shadow: var(--shadow); }

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
}
.nav-logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-600);
  transition: color var(--transition);
  position: relative;
}
.nav-links a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 2px;
  background: var(--color-cyan);
  transition: width var(--transition);
}
.nav-links a:not(.nav-cta):hover::after { width: 100%; }
.nav-links a:not(.nav-cta):hover { color: var(--color-black); }

.nav-cta {
  background: var(--color-black);
  color: var(--color-white) !important;
  padding: 10px 20px;
  border-radius: 50px;
  font-size: 0.85rem;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta:hover { background: var(--color-cyan) !important; transform: translateY(-1px); }

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--color-black);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== Mobile Menu ===== */
.mobile-menu {
  display: none;
  position: fixed;
  top: 68px; left: 0; right: 0;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-200);
  z-index: 99;
  padding: 16px 0;
  box-shadow: var(--shadow);
}
.mobile-menu.open { display: block; }
.mobile-menu ul { display: flex; flex-direction: column; }
.mobile-menu a {
  display: block;
  padding: 14px 24px;
  font-weight: 500;
  color: var(--color-gray-800);
  border-left: 3px solid transparent;
  transition: var(--transition);
}
.mobile-menu a:hover { border-left-color: var(--color-cyan); background: var(--color-gray-50); }

/* ===== Hero ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: var(--color-white);
  padding-top: 68px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-shape {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.15;
}
.shape-1 { width: 600px; height: 600px; background: var(--color-cyan); top: -200px; right: -100px; }
.shape-2 { width: 400px; height: 400px; background: var(--color-green); bottom: -100px; left: -100px; }
.shape-3 { width: 300px; height: 300px; background: var(--color-yellow); top: 50%; left: 20%; }
.shape-4 { width: 250px; height: 250px; background: var(--color-orange); bottom: 10%; right: 10%; }

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 80px 24px;
  max-width: 800px;
}
.hero-sub {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-cyan);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.hero-logo-img {
  margin-bottom: 8px;
}
.hero-logo-img img {
  height: clamp(60px, 12vw, 120px);
  width: auto;
  display: block;
}
.hero-catch {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-gray-800);
  margin: 16px 0 24px;
  letter-spacing: 0.05em;
}
.hero-desc {
  font-size: 1.05rem;
  color: var(--color-gray-600);
  margin-bottom: 40px;
  line-height: 1.9;
}
.hero-actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--color-gray-400);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
}
.scroll-line {
  width: 1px;
  height: 48px;
  background: linear-gradient(to bottom, var(--color-gray-400), transparent);
  animation: scrollAnim 1.5s ease-in-out infinite;
}
@keyframes scrollAnim {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.6); opacity: 0.4; }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}
.btn-primary {
  background: var(--color-black);
  color: var(--color-white);
}
.btn-primary:hover { background: var(--color-cyan); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,194,224,0.3); }
.btn-outline {
  background: transparent;
  color: var(--color-black);
  border: 2px solid var(--color-black);
}
.btn-outline:hover { background: var(--color-black); color: var(--color-white); transform: translateY(-2px); }

/* ===== Section Header ===== */
.section-header { text-align: center; margin-bottom: 64px; }
.section-label {
  font-family: 'Inter', sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-cyan);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 900;
  color: var(--color-black);
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.section-desc {
  font-size: 1rem;
  color: var(--color-gray-600);
  line-height: 1.9;
}

/* ===== Services ===== */
.services { padding: 100px 0; background: var(--color-white); }

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

.service-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--color-gray-200);
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
}
.service-card[data-color="cyan"]::before { background: var(--color-cyan); }
.service-card[data-color="green"]::before { background: var(--color-green); }
.service-card[data-color="orange"]::before { background: var(--color-orange); }
.service-card[data-color="yellow"]::before { background: var(--color-yellow); }
.service-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.service-badge {
  position: absolute;
  top: 20px; right: 20px;
  background: var(--color-green);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
}

.service-icon { width: 56px; height: 56px; margin-bottom: 24px; }
.service-card[data-color="cyan"] .service-icon { color: var(--color-cyan); }
.service-card[data-color="green"] .service-icon { color: var(--color-green); }
.service-card[data-color="orange"] .service-icon { color: var(--color-orange); }
.service-card[data-color="yellow"] .service-icon { color: var(--color-yellow); }

.service-title { font-size: 1.3rem; font-weight: 700; margin-bottom: 16px; color: var(--color-black); }
.service-desc { font-size: 0.9rem; color: var(--color-gray-600); margin-bottom: 20px; line-height: 1.8; }

.service-list { margin-bottom: 24px; display: flex; flex-direction: column; gap: 8px; }
.service-list li {
  font-size: 0.875rem;
  color: var(--color-gray-600);
  display: flex;
  align-items: center;
  gap: 8px;
}
.service-list li::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}
.service-card[data-color="cyan"] .service-list li::before { background: var(--color-cyan); }
.service-card[data-color="green"] .service-list li::before { background: var(--color-green); }
.service-card[data-color="orange"] .service-list li::before { background: var(--color-orange); }
.service-card[data-color="yellow"] .service-list li::before { background: var(--color-yellow); }

.service-link {
  font-size: 0.875rem;
  font-weight: 600;
  transition: letter-spacing var(--transition);
}
.service-card[data-color="cyan"] .service-link { color: var(--color-cyan); }
.service-card[data-color="green"] .service-link { color: var(--color-green); }
.service-card[data-color="orange"] .service-link { color: var(--color-orange); }
.service-card[data-color="yellow"] .service-link { color: #c9a100; }
.service-link:hover { letter-spacing: 0.03em; }

/* ===== Results ===== */
.results { padding: 100px 0; background: var(--color-gray-50); }

/* Tabs */
.results-tabs {
  display: flex;
  gap: 8px;
  justify-content: center;
  margin-bottom: 0;
  flex-wrap: wrap;
}
.results-tab {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: 50px;
  border: 2px solid var(--color-gray-200);
  background: var(--color-white);
  font-size: 0.9rem;
  font-weight: 600;
  font-family: var(--font-sans);
  color: var(--color-gray-600);
  cursor: pointer;
  transition: all var(--transition);
}
.results-tab:hover { border-color: var(--color-gray-400); color: var(--color-black); }

/* Active tab colors per service */
.results-tab[data-tab="ai"].active      { background: var(--color-cyan);   border-color: var(--color-cyan);   color: white; }
.results-tab[data-tab="dev"].active     { background: var(--color-green);  border-color: var(--color-green);  color: white; }
.results-tab[data-tab="ses"].active     { background: var(--color-orange); border-color: var(--color-orange); color: white; }
.results-tab[data-tab="marriage"].active { background: var(--color-yellow); border-color: var(--color-yellow); color: #111; }

.tab-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  background: currentColor;
  opacity: 0.6;
}

/* Stats panels */
.stats-panels { padding: 40px 0; }
.stats-panel { display: none; }
.stats-panel.active { display: block; }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  text-align: center;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow);
}
.stat-item { padding: 8px; }
.stat-num {
  font-family: 'Inter', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 900;
  color: var(--color-black);
  line-height: 1;
}
.stat-unit { font-size: clamp(1rem, 2vw, 1.4rem); font-weight: 700; color: var(--color-cyan); }
.stats-panel#sp-dev .stat-unit { color: var(--color-green); }
.stats-panel#sp-ses .stat-unit { color: var(--color-orange); }
.stat-label { font-size: 0.8rem; color: var(--color-gray-400); margin-top: 6px; }

/* SES stats with language bars */
.stats-grid-ses {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--color-gray-200);
  box-shadow: var(--shadow);
  align-items: center;
}
.stats-sub {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  text-align: center;
}
.stats-lang { padding-left: 32px; border-left: 1px solid var(--color-gray-200); }
.stats-lang-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}
.lang-bars { display: flex; flex-direction: column; gap: 14px; }
.lang-bar-item { display: flex; align-items: center; gap: 12px; }
.lang-name { font-size: 0.85rem; font-weight: 600; width: 40px; color: var(--color-gray-800); flex-shrink: 0; }
.lang-bar-wrap { flex: 1; height: 10px; background: var(--color-gray-100); border-radius: 99px; overflow: hidden; }
.lang-bar { height: 100%; border-radius: 99px; transition: width 1s ease; }
.lang-bar.java  { background: #1a73e8; }
.lang-bar.php   { background: #7c3aed; }
.lang-bar.ruby  { background: #cc0000; }
.lang-pct { font-size: 0.8rem; font-weight: 700; color: var(--color-gray-600); width: 36px; text-align: right; flex-shrink: 0; }

/* Result cards */
.results-panel { display: none; }
.results-panel.active { display: block; }

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

.result-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--color-gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.result-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.result-card[data-accent="cyan"]::after  { background: var(--color-cyan); }
.result-card[data-accent="green"]::after { background: var(--color-green); }
.result-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.result-tag {
  display: inline-block;
  background: rgba(0,194,224,0.1);
  color: var(--color-cyan);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 14px;
  letter-spacing: 0.03em;
  align-self: flex-start;
}
.result-tag-green {
  background: rgba(91,189,78,0.1);
  color: var(--color-green);
}
.result-tag-yellow {
  background: rgba(245,200,0,0.15);
  color: #b8950a;
}
.result-title { font-size: 1.05rem; font-weight: 700; color: var(--color-black); margin-bottom: 6px; line-height: 1.5; }
.result-client { font-size: 0.8rem; color: var(--color-gray-400); margin-bottom: 12px; }
.result-desc { font-size: 0.875rem; color: var(--color-gray-600); line-height: 1.8; margin-bottom: 20px; flex: 1; }

.result-metrics {
  display: flex;
  gap: 20px;
  padding: 16px 0;
  border-top: 1px solid var(--color-gray-200);
  margin-bottom: 16px;
}
.metric { display: flex; flex-direction: column; gap: 2px; }
.metric-num {
  font-family: 'Inter', sans-serif;
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--color-black);
  line-height: 1;
}
.metric-unit { font-size: 0.8rem; font-weight: 600; }
.metric-label { font-size: 0.72rem; color: var(--color-gray-400); }

.btn-detail {
  background: none;
  border: none;
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-cyan);
  cursor: pointer;
  padding: 0;
  text-align: left;
  transition: letter-spacing var(--transition);
  align-self: flex-start;
}
.btn-detail-green { color: var(--color-green); }
.btn-detail-yellow { color: #b8950a; }
.btn-detail:hover { letter-spacing: 0.03em; }

/* SES cards */
.ses-intro {
  text-align: center;
  margin-bottom: 40px;
  font-size: 0.95rem;
  color: var(--color-gray-600);
  line-height: 1.9;
}
.ses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.ses-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  border: 1px solid var(--color-gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.ses-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.ses-lang { margin-bottom: 20px; }
.ses-lang-badge {
  display: inline-block;
  padding: 6px 18px;
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: 0.02em;
}
.ses-lang-badge.java { background: #e8f0fe; color: #1a73e8; }
.ses-lang-badge.php  { background: #f0e6ff; color: #7c3aed; }
.ses-lang-badge.ruby { background: #fce8e8; color: #cc0000; }

.ses-card h3 { font-size: 1.2rem; font-weight: 700; color: var(--color-black); margin-bottom: 12px; }
.ses-desc { font-size: 0.875rem; color: var(--color-gray-600); line-height: 1.8; margin-bottom: 20px; flex: 1; }

.ses-skills { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 24px; }
.ses-skills span {
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 6px;
}

.ses-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--color-gray-200);
  border-bottom: 1px solid var(--color-gray-200);
  margin-bottom: 24px;
  text-align: center;
}
.ses-stats strong {
  display: block;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 800;
  color: var(--color-black);
  margin-bottom: 2px;
}
.ses-stats p { font-size: 0.72rem; color: var(--color-gray-400); margin: 0; }
.ses-btn { width: 100%; justify-content: center; }

/* ===== About ===== */
.about { padding: 100px 0; background: var(--color-white); }
.about-content { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }

.about-message {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 900;
  line-height: 1.4;
  margin-bottom: 24px;
  color: var(--color-black);
}
.highlight-cyan { color: var(--color-cyan); }
.about-text p { font-size: 0.95rem; color: var(--color-gray-600); line-height: 1.9; margin-bottom: 32px; }

.about-values { display: flex; flex-direction: column; gap: 20px; }
.value-item { display: flex; align-items: flex-start; gap: 16px; }
.value-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}
.value-item strong { display: block; font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.value-item p { font-size: 0.85rem; color: var(--color-gray-600); margin: 0; }

.about-table-wrap {
  background: var(--color-gray-50);
  border-radius: var(--radius-lg);
  padding: 8px;
  border: 1px solid var(--color-gray-200);
}
.about-table { width: 100%; border-collapse: collapse; }
.about-table th, .about-table td {
  padding: 18px 20px;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--color-gray-200);
  vertical-align: top;
}
.about-table tr:last-child th,
.about-table tr:last-child td { border-bottom: none; }
.about-table th { font-weight: 600; color: var(--color-gray-600); width: 120px; white-space: nowrap; }
.about-table td { color: var(--color-gray-800); line-height: 1.7; }
.about-table a { color: var(--color-cyan); text-decoration: underline; }
.map-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-cyan);
  text-decoration: none;
  padding: 5px 10px;
  border: 1px solid var(--color-cyan);
  border-radius: 50px;
  transition: background var(--transition), color var(--transition);
}
.map-link:hover { background: var(--color-cyan); color: white; }

/* ===== Recruit ===== */
.recruit {
  padding: 100px 0;
  background: #f0f8ff;
  position: relative;
  overflow: hidden;
}
.recruit .section-label { color: var(--color-cyan); }
.recruit .section-title { color: var(--color-black); }
.recruit .section-desc { color: var(--color-gray-600); }

.recruit-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.recruit-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition), box-shadow var(--transition);
}
.recruit-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }

.recruit-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  padding: 4px 12px;
  border-radius: 50px;
  margin-bottom: 16px;
}
.recruit-card h3 { font-size: 1.2rem; font-weight: 700; color: var(--color-black); margin-bottom: 12px; }
.recruit-card p { font-size: 0.875rem; color: var(--color-gray-600); line-height: 1.8; margin-bottom: 20px; }

.recruit-info { display: flex; flex-direction: column; gap: 6px; margin-bottom: 24px; }
.recruit-info span { font-size: 0.8rem; color: var(--color-gray-400); }
.recruit-info span::before { content: '• '; }

.btn-recruit {
  background: transparent;
  color: var(--color-black);
  border: 1.5px solid var(--color-gray-200);
  padding: 10px 24px;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  transition: all var(--transition);
  display: inline-block;
  cursor: pointer;
}
.btn-recruit:hover { background: var(--color-cyan); border-color: var(--color-cyan); color: white; transform: translateY(-2px); }

.recruit-note {
  text-align: center;
  margin-top: 48px;
  color: var(--color-gray-400);
  font-size: 0.875rem;
}

/* ===== Contact ===== */
.contact { padding: 100px 0; background: var(--color-white); }

.contact-form {
  max-width: 720px;
  margin: 0 auto;
  background: var(--color-white);
  padding: 48px;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-gray-200);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 20px; }
.form-group label { font-size: 0.875rem; font-weight: 600; color: var(--color-gray-800); }
.required { color: var(--color-cyan); }

.form-group input,
.form-group select,
.form-group textarea {
  padding: 12px 16px;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius);
  font-size: 0.925rem;
  font-family: var(--font-sans);
  color: var(--color-gray-800);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-cyan);
  box-shadow: 0 0 0 3px rgba(0,194,224,0.12);
}
.form-group textarea { resize: vertical; min-height: 140px; }

.form-check { display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
.form-check input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--color-cyan); cursor: pointer; }
.form-check label { font-size: 0.875rem; color: var(--color-gray-600); cursor: pointer; }
.privacy-link { color: var(--color-cyan); text-decoration: underline; }

.btn-submit-cyan {
  width: 100%;
  padding: 16px;
  font-size: 1rem;
  border-radius: var(--radius);
  background: var(--color-cyan);
  color: var(--color-white);
  border: none;
  font-family: var(--font-sans);
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  display: block;
  text-align: center;
}
.btn-submit-cyan:hover {
  background: #00a8c4;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,194,224,0.35);
}

.form-success {
  display: none;
  margin-top: 20px;
  padding: 16px 20px;
  background: rgba(91,189,78,0.1);
  border: 1px solid var(--color-green);
  border-radius: var(--radius);
  color: var(--color-green);
  font-weight: 600;
  font-size: 0.9rem;
  text-align: center;
}
.form-success.visible { display: block; }

.form-error {
  display: none;
  margin-top: 20px;
  padding: 16px 20px;
  background: rgba(220,38,38,0.07);
  border: 1px solid #dc2626;
  border-radius: var(--radius);
  color: #dc2626;
  font-weight: 600;
  font-size: 0.9rem;
  text-align: center;
}
.form-error.visible { display: block; }

/* ===== Footer ===== */
.footer {
  background: var(--color-gray-50);
  padding: 72px 0 32px;
  border-top: 1px solid var(--color-gray-200);
}
.footer-top {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 64px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--color-gray-200);
  margin-bottom: 32px;
}
.footer-logo { font-size: 1.8rem; display: inline-flex; margin-bottom: 16px; }
.footer-brand p { font-size: 0.875rem; color: var(--color-gray-600); line-height: 1.8; }

.footer-links { display: flex; gap: 64px; }
.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 16px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.875rem; color: var(--color-gray-600); transition: color var(--transition); }
.footer-col a:hover { color: var(--color-cyan); }

.footer-bottom { display: flex; align-items: center; justify-content: space-between; }
.footer-copy { font-size: 0.8rem; color: var(--color-gray-400); }
.footer-policy { display: flex; gap: 24px; }
.footer-policy a { font-size: 0.8rem; color: var(--color-gray-400); transition: color var(--transition); }
.footer-policy a:hover { color: var(--color-gray-600); }

/* ===== Modal ===== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.55);
  backdrop-filter: blur(4px);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  position: relative;
  box-shadow: 0 24px 80px rgba(0,0,0,0.2);
  animation: modalIn 0.25s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(16px) scale(0.98); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.modal-close {
  position: sticky;
  top: 16px;
  float: right;
  margin: 16px 16px 0 0;
  width: 36px; height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  font-size: 0.9rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
  z-index: 1;
}
.modal-close:hover { background: var(--color-gray-200); }

.modal-body { padding: 8px 40px 40px; }
.modal-body::after { content: ''; display: block; clear: both; }

.modal-category {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 14px;
  border-radius: 50px;
  margin-bottom: 16px;
  letter-spacing: 0.03em;
}
.modal-category.cyan   { background: rgba(0,194,224,0.1); color: var(--color-cyan); }
.modal-category.green  { background: rgba(91,189,78,0.1); color: var(--color-green); }
.modal-category.yellow { background: rgba(245,200,0,0.15); color: #b8950a; }

.modal-title { font-size: 1.5rem; font-weight: 900; color: var(--color-black); margin-bottom: 6px; line-height: 1.4; }
.modal-client { font-size: 0.85rem; color: var(--color-gray-400); margin-bottom: 28px; }

.modal-section { margin-bottom: 24px; }
.modal-section h4 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray-400);
  margin-bottom: 10px;
}
.modal-section p { font-size: 0.925rem; color: var(--color-gray-600); line-height: 1.9; }

.modal-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 24px 0;
}
.modal-metric {
  background: var(--color-gray-50);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
.modal-metric .num {
  font-family: 'Inter', sans-serif;
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-black);
  line-height: 1;
  margin-bottom: 4px;
}
.modal-metric .lbl { font-size: 0.75rem; color: var(--color-gray-400); }

.modal-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.modal-tags span {
  background: var(--color-gray-100);
  color: var(--color-gray-600);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 6px;
}

/* ===== Animations ===== */
.fade-in { opacity: 0; transform: translateY(24px); animation: fadeUp 0.7s ease forwards; }
.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }
.delay-4 { animation-delay: 0.6s; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: 1fr 1fr; }
  .recruit-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-content { grid-template-columns: 1fr; gap: 40px; }
  .results-grid { grid-template-columns: 1fr 1fr; }
  .ses-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid-ses { grid-template-columns: 1fr; }
  .stats-lang { padding-left: 0; border-left: none; border-top: 1px solid var(--color-gray-200); padding-top: 20px; }
}
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .hero-content { padding: 60px 16px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .services-grid, .results-grid, .ses-grid, .recruit-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stats-sub { grid-template-columns: repeat(3, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .contact-form { padding: 28px 20px; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-links { flex-wrap: wrap; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .about-table-wrap { overflow-x: auto; }
  .results-tabs { gap: 6px; }
  .results-tab { padding: 10px 18px; font-size: 0.85rem; }
  .modal-body { padding: 8px 24px 32px; }
  .modal-metrics { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .logo-display { font-size: 3.5rem; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
}