/* ===== Design tokens ===== */
:root {
  --navy-900: #0c1f3f;
  --navy-800: #12294f;
  --navy-700: #1c3a68;
  --navy-600: #2a4d85;
  --teal: #0ea5a3;
  --teal-dark: #0b8482;
  --gold: #c9a227;
  --gold-light: #e8c65a;
  --bg: #f6f8fb;
  --surface: #ffffff;
  --text: #1a2233;
  --text-muted: #5b6472;
  --text-faint: #8a92a3;
  --border: #e5e9f0;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 2px 10px rgba(15, 30, 60, 0.06);
  --shadow-md: 0 12px 32px rgba(15, 30, 60, 0.10);
  --shadow-lg: 0 24px 60px rgba(15, 30, 60, 0.16);
  --container: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Malgun Gothic", "Apple SD Gothic Neo", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 16px; }

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--teal-dark);
  text-transform: uppercase;
  margin-bottom: 14px;
}

.section-eyebrow::before {
  content: "";
  width: 22px;
  height: 2px;
  background: var(--teal);
}

.section-title {
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 800;
  color: var(--navy-900);
  letter-spacing: -0.02em;
  line-height: 1.35;
}

.section-desc {
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 17px;
  line-height: 1.75;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 52px;
}

.section-head.left { text-align: left; margin: 0 0 44px; }

section { padding: 108px 0; }

@media (max-width: 768px) {
  section { padding: 72px 0; }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 15px 30px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  transition: all 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--teal);
  color: #fff;
  box-shadow: 0 10px 24px rgba(14, 165, 163, 0.32);
}
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255, 255, 255, 0.55);
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.12); border-color: #fff; }

.btn-navy {
  background: var(--navy-800);
  color: #fff;
}
.btn-navy:hover { background: var(--navy-900); transform: translateY(-2px); }

.btn-gold {
  background: linear-gradient(120deg, var(--gold-light), var(--gold));
  color: var(--navy-900);
  box-shadow: 0 10px 24px rgba(201, 162, 39, 0.35);
}
.btn-gold:hover { transform: translateY(-2px); }

.btn-block { width: 100%; }

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 999;
  padding: 20px 0;
  transition: all 0.3s ease;
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.navbar.scrolled {
  padding: 12px 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
}

.logo {
  display: flex;
  align-items: center;
}
.logo-img {
  height: 46px;
  width: auto;
  border-radius: 10px;
  box-shadow: var(--shadow-sm);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 38px;
}

.nav-menu a {
  color: rgba(255, 255, 255, 0.88);
  font-size: 16px;
  font-weight: 600;
  position: relative;
  padding: 4px 0;
}
.navbar.scrolled .nav-menu a { color: var(--text); }

.nav-menu a.iso-link { color: var(--gold-light); }
.navbar.scrolled .nav-menu a.iso-link { color: var(--gold); }

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--teal);
  transition: width 0.25s ease;
}
.nav-menu a:hover::after { width: 100%; }

.nav-right { display: flex; align-items: center; gap: 18px; }

.nav-phone {
  display: flex;
  align-items: center;
  gap: 7px;
  color: #fff;
  font-weight: 700;
  font-size: 16px;
}
.navbar.scrolled .nav-phone { color: var(--navy-900); }

.nav-cta {
  padding: 11px 22px;
  font-size: 15px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  z-index: 1001;
}
.nav-toggle span {
  width: 26px; height: 2.5px;
  background: #fff;
  border-radius: 2px;
  transition: all 0.25s ease;
}
.navbar.scrolled .nav-toggle span { background: var(--navy-900); }
.nav-open .nav-toggle span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.nav-open .nav-toggle span:nth-child(2) { opacity: 0; }
.nav-open .nav-toggle span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }
.nav-open .nav-toggle span { background: var(--navy-900) !important; }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: radial-gradient(1200px 700px at 78% 12%, #16345f 0%, var(--navy-900) 58%, #081328 100%);
  overflow: hidden;
  padding-top: 100px;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
}
.hero::before {
  width: 520px; height: 520px;
  right: -140px; top: -120px;
  background: radial-gradient(circle, rgba(14, 165, 163, 0.28), transparent 70%);
}
.hero::after {
  width: 420px; height: 420px;
  left: -160px; bottom: -160px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.18), transparent 70%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 40px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 18px 9px 10px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 999px;
  color: #fff;
  font-size: 14.5px;
  font-weight: 600;
  margin-bottom: 26px;
}
.hero-badge .dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 0 4px rgba(201, 162, 39, 0.25);
}

.hero-title {
  color: #fff;
  font-size: clamp(32px, 4.4vw, 52px);
  font-weight: 800;
  line-height: 1.32;
  letter-spacing: -0.02em;
}
.hero-title em {
  font-style: normal;
  background: linear-gradient(120deg, var(--teal), #6fe3d8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-desc {
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 18px;
  line-height: 1.8;
  max-width: 520px;
}

.hero-actions {
  margin-top: 38px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-meta {
  margin-top: 56px;
  display: flex;
  gap: 34px;
  flex-wrap: wrap;
}
.hero-meta div { color: rgba(255,255,255,0.55); font-size: 14.5px; }
.hero-meta strong { display: block; color: #fff; font-size: 22px; font-weight: 800; margin-bottom: 2px; }

/* Hero visual card */
.hero-visual {
  position: relative;
  z-index: 2;
}
.hero-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  padding: 30px;
  backdrop-filter: blur(6px);
}
.hero-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 22px;
}
.hero-card-person { display: flex; align-items: center; gap: 12px; }
.hero-avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid rgba(255,255,255,0.3);
}
.hero-card-top .tag {
  background: var(--gold);
  color: var(--navy-900);
  font-size: 13px;
  font-weight: 800;
  padding: 5px 12px;
  border-radius: 999px;
}
.hero-card-top .name { color: #fff; font-weight: 700; font-size: 16px; }

.hero-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 13px 0;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.14);
  color: rgba(255, 255, 255, 0.85);
  font-size: 15.5px;
  font-weight: 500;
}
.hero-list li:last-child { border-bottom: none; }
.hero-list .ico {
  flex: none;
  width: 26px; height: 26px;
  border-radius: 8px;
  background: rgba(14, 165, 163, 0.18);
  color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  font-size: 14px;
}

.scroll-cue {
  position: absolute;
  bottom: 34px; left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,0.5);
  font-size: 13px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  letter-spacing: 0.1em;
}
.scroll-cue .bar {
  width: 1px; height: 34px;
  background: linear-gradient(rgba(255,255,255,0.7), transparent);
  animation: scrollcue 1.8s ease-in-out infinite;
}
@keyframes scrollcue {
  0% { transform: scaleY(0); transform-origin: top; opacity: 0; }
  40% { transform: scaleY(1); transform-origin: top; opacity: 1; }
  60% { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
  100% { transform: scaleY(0); transform-origin: bottom; opacity: 0; }
}

/* ===== Trust bar ===== */
.trust-bar {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 30px 0;
}
.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 15.5px;
  font-weight: 600;
  justify-content: center;
}
.trust-item .ico { color: var(--teal); font-size: 19px; }

/* ===== About ===== */
.about { background: var(--surface); }
.about-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
  align-items: center;
}

.profile-card {
  background: linear-gradient(160deg, var(--navy-800), var(--navy-900));
  border-radius: var(--radius-lg);
  padding: 40px 34px;
  color: #fff;
  position: relative;
  overflow: hidden;
}
.profile-card::after {
  content: "";
  position: absolute;
  width: 220px; height: 220px;
  right: -70px; bottom: -70px;
  background: radial-gradient(circle, rgba(14,165,163,0.3), transparent 70%);
  border-radius: 50%;
}
.profile-avatar {
  width: 100%;
  aspect-ratio: 4/5;
  border-radius: var(--radius-md);
  object-fit: cover;
  border: 2px solid rgba(255,255,255,0.16);
  margin-bottom: 24px;
  position: relative;
  z-index: 1;
  display: block;
}
.profile-name { font-size: 25px; font-weight: 800; }
.profile-role { color: var(--gold-light); font-weight: 600; margin-top: 4px; font-size: 15.5px; }
.profile-tags {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 22px; position: relative; z-index: 1;
}
.profile-tags span {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.16);
  padding: 7px 13px;
  border-radius: 999px;
  font-size: 13.5px;
  font-weight: 600;
}
.profile-tags span.new-tag {
  background: rgba(201,162,39,0.18);
  border-color: rgba(201,162,39,0.4);
  color: var(--gold-light);
}

.about-copy .section-eyebrow { margin-bottom: 10px; }
.about-copy .section-title { margin-bottom: 20px; }
.about-copy p { color: var(--text-muted); font-size: 17px; line-height: 1.85; }
.about-copy p + p { margin-top: 14px; }

.credential-list {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.credential-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 16px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  color: var(--navy-800);
}
.credential-list li .ico {
  color: var(--teal);
  flex: none;
}

/* ===== Services ===== */
.services { background: var(--bg); }
.service-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.service-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  transition: all 0.3s ease;
  position: relative;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}
.service-card.featured {
  background: linear-gradient(165deg, var(--navy-800), var(--navy-900));
  color: #fff;
  border: none;
}
.service-icon {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: rgba(14, 165, 163, 0.12);
  color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}
.service-card.featured .service-icon {
  background: rgba(201, 162, 39, 0.18);
  color: var(--gold-light);
}
.service-card h3 { font-size: 19px; font-weight: 800; margin-bottom: 10px; color: inherit; }
.service-card p { font-size: 15px; color: var(--text-muted); line-height: 1.7; }
.service-card.featured p { color: rgba(255,255,255,0.72); }
.service-tags {
  margin-top: 16px;
  display: flex; flex-wrap: wrap; gap: 6px;
}
.service-tags span {
  font-size: 12.5px;
  font-weight: 700;
  padding: 4px 9px;
  border-radius: 6px;
  background: var(--bg);
  color: var(--text-muted);
}
.service-card.featured .service-tags span {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.8);
}
.service-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: 14.5px;
  font-weight: 700;
  color: var(--teal-dark);
}
.service-card.featured .service-more { color: var(--gold-light); }

/* ===== ISO section ===== */
.iso-section {
  position: relative;
  background: linear-gradient(150deg, #0c1f3f 0%, #123457 45%, #0c1f3f 100%);
  color: #fff;
  overflow: hidden;
}
.iso-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 15% 20%, rgba(201,162,39,0.14), transparent 45%),
                     radial-gradient(circle at 85% 80%, rgba(14,165,163,0.18), transparent 45%);
}
.iso-inner { position: relative; z-index: 1; }

.iso-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.iso-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(201, 162, 39, 0.15);
  border: 1px solid rgba(201, 162, 39, 0.4);
  color: var(--gold-light);
  font-size: 14px;
  font-weight: 800;
  padding: 8px 16px;
  border-radius: 999px;
  letter-spacing: 0.06em;
  margin-bottom: 18px;
}
.iso-top .section-title { color: #fff; max-width: 620px; }
.iso-top .section-desc { color: rgba(255,255,255,0.68); max-width: 560px; }

.iso-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 22px;
  margin-bottom: 46px;
}
.iso-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: all 0.3s ease;
}
.iso-card:hover { background: rgba(255,255,255,0.09); transform: translateY(-4px); }
.iso-card .num { font-size: 14px; font-weight: 800; color: var(--teal); margin-bottom: 14px; letter-spacing: 0.05em; }
.iso-card h4 { font-size: 20px; font-weight: 800; margin-bottom: 10px; }
.iso-card p { font-size: 15px; color: rgba(255,255,255,0.65); line-height: 1.7; }

.iso-panel {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 0;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.iso-panel-copy { padding: 40px; }
.iso-panel-copy h4 { font-size: 21px; font-weight: 800; margin-bottom: 14px; }
.iso-panel-copy p { color: rgba(255,255,255,0.68); font-size: 15.5px; line-height: 1.8; }
.iso-panel-list { margin-top: 20px; display: flex; flex-direction: column; gap: 12px; }
.iso-panel-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 15px; color: rgba(255,255,255,0.85); font-weight: 500;
}
.iso-panel-list .ico { color: var(--gold-light); flex: none; margin-top: 1px; }

.iso-panel-side {
  background: rgba(0,0,0,0.18);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 18px;
}
.iso-org {
  display: flex; align-items: center; gap: 14px;
  padding-bottom: 18px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
.iso-org:last-child { border-bottom: none; padding-bottom: 0; }
.iso-org .ico {
  width: 42px; height: 42px; border-radius: 12px;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold-light); font-size: 19px; flex: none;
}
.iso-org .label { font-size: 13px; color: rgba(255,255,255,0.5); font-weight: 600; }
.iso-org .value { font-size: 16px; font-weight: 700; color: #fff; margin-top: 2px; }

/* ===== Process ===== */
.process { background: var(--surface); }
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}
.process-step {
  text-align: center;
  padding: 0 20px;
  position: relative;
}
.process-step::before {
  content: "";
  position: absolute;
  top: 34px; left: 50%;
  width: 100%; height: 2px;
  background: repeating-linear-gradient(to right, var(--border) 0 8px, transparent 8px 14px);
  z-index: 0;
}
.process-step:last-child::before { display: none; }
.step-num {
  width: 68px; height: 68px;
  border-radius: 50%;
  background: var(--navy-800);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 25px; font-weight: 800;
  margin: 0 auto 22px;
  position: relative; z-index: 1;
  box-shadow: var(--shadow-md);
}
.process-step:nth-child(2) .step-num { background: var(--teal-dark); }
.process-step:nth-child(3) .step-num { background: var(--teal); }
.process-step:nth-child(4) .step-num { background: linear-gradient(120deg, var(--gold-light), var(--gold)); color: var(--navy-900); }
.process-step h4 { font-size: 18px; font-weight: 800; margin-bottom: 8px; color: var(--navy-900); }
.process-step p { font-size: 14.5px; color: var(--text-muted); }

/* ===== Ebook CTA ===== */
.ebook {
  background: linear-gradient(120deg, #f1f6fb, #eef8f6);
}
.ebook-card {
  display: grid;
  grid-template-columns: 300px 1fr auto;
  align-items: center;
  gap: 34px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 44px;
  box-shadow: var(--shadow-sm);
}
.ebook-visual {
  width: 100%;
  aspect-ratio: 3/4;
  border-radius: var(--radius-md);
  background: var(--bg);
  display: flex; align-items: center; justify-content: center;
  padding: 10px;
}
.ebook-cover-img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}
.ebook-copy h3 { font-size: 28px; font-weight: 800; color: var(--navy-900); margin-bottom: 14px; }
.ebook-copy p { color: var(--text-muted); font-size: 18px; line-height: 1.8; }
.ebook-card .btn-gold { font-size: 17px; padding: 17px 34px; }

/* ===== Contact ===== */
.contact { background: var(--bg); }
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 50px;
}
.contact-info {
  background: linear-gradient(160deg, var(--navy-800), var(--navy-900));
  color: #fff;
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  height: fit-content;
}
.contact-info h3 { font-size: 22px; font-weight: 800; margin-bottom: 14px; }
.contact-info > p { color: rgba(255,255,255,0.65); font-size: 15.5px; line-height: 1.8; margin-bottom: 30px; }
.contact-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.12);
}
.contact-item .ico {
  width: 38px; height: 38px; border-radius: 10px;
  background: rgba(14,165,163,0.18); color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  flex: none; font-size: 17px;
}
.contact-item .label { font-size: 13px; color: rgba(255,255,255,0.5); font-weight: 600; }
.contact-item .value { font-size: 16px; font-weight: 700; margin-top: 3px; }
.contact-social { display: flex; gap: 10px; margin-top: 26px; }
.contact-social a {
  flex: 1; text-align: center;
  padding: 12px; border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  font-size: 14px; font-weight: 700;
}
.contact-social a:hover { background: rgba(255,255,255,0.15); }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}
.form-group { display: flex; flex-direction: column; gap: 8px; }
.form-group.full { grid-column: 1 / -1; }
.form-group label { font-size: 14.5px; font-weight: 700; color: var(--navy-800); }
.form-group input,
.form-group select {
  padding: 13px 15px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
  color: var(--text);
  transition: border-color 0.2s ease;
}
.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--teal);
  background: #fff;
}
.radio-group { display: flex; flex-wrap: wrap; gap: 10px; }
.radio-group label {
  display: flex; align-items: center; gap: 7px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  background: var(--bg);
}
.radio-group input { accent-color: var(--teal); }
.consent-row {
  display: flex; align-items: flex-start; gap: 10px;
  margin: 22px 0 24px;
  font-size: 14px;
  color: var(--text-muted);
  padding: 14px 16px;
  background: var(--bg);
  border-radius: var(--radius-sm);
}
.consent-row input { margin-top: 3px; accent-color: var(--teal); }
.form-note { margin-top: 14px; font-size: 13.5px; color: var(--text-faint); text-align: center; }

/* ===== Footer ===== */
.footer {
  background: var(--navy-900);
  color: rgba(255,255,255,0.6);
  padding: 56px 0 30px;
}
.footer-top {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  padding-bottom: 34px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-logo-img { height: 76px; width: auto; margin-bottom: 14px; border-radius: 10px; }
.footer-brand p { font-size: 14.5px; max-width: 320px; line-height: 1.7; }
.footer-links { display: flex; gap: 60px; flex-wrap: wrap; }
.footer-col h5 { color: #fff; font-size: 15px; font-weight: 700; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14.5px; padding: 5px 0; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  padding-top: 26px;
  font-size: 13.5px;
  line-height: 2;
}
.footer-bottom strong { color: rgba(255,255,255,0.85); }

/* ===== Reveal animation ===== */
.reveal { opacity: 0; transform: translateY(24px); transition: all 0.7s cubic-bezier(.2,.7,.2,1); }
.reveal.in-view { opacity: 1; transform: translateY(0); }

/* ===== Back to top ===== */
.back-top {
  position: fixed;
  right: 26px; bottom: 26px;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: var(--navy-800);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-md);
  z-index: 500;
  opacity: 0; visibility: hidden;
  transform: translateY(10px);
  transition: all 0.3s ease;
}
.back-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.back-top:hover { background: var(--teal); }

/* ===== Toast ===== */
.toast {
  position: fixed;
  left: 50%; bottom: 30px;
  transform: translate(-50%, 16px);
  background: var(--navy-900);
  color: #fff;
  padding: 15px 26px;
  border-radius: 999px;
  font-size: 15px; font-weight: 600;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  opacity: 0; visibility: hidden;
  transition: all 0.3s ease;
}
.toast.show { opacity: 1; visibility: visible; transform: translate(-50%, 0); }

/* ===== Responsive ===== */
@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .about-grid { grid-template-columns: 1fr; }
  .profile-card { max-width: 420px; }
  .service-grid { grid-template-columns: 1fr 1fr; }
  .iso-grid { grid-template-columns: 1fr; }
  .iso-panel { grid-template-columns: 1fr; }
  .ebook-card { grid-template-columns: 1fr; text-align: center; }
  .ebook-visual { max-width: 260px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 40px 0; }
  .process-step::before { display: none; }
}

@media (max-width: 860px) {
  .nav-menu, .nav-right .nav-phone { display: none; }
  .nav-toggle { display: flex; }
  .nav-menu {
    position: fixed;
    top: 0; right: -100%;
    width: 78%; max-width: 320px; height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 100px 34px 40px;
    gap: 26px;
    transition: right 0.35s ease;
    box-shadow: var(--shadow-lg);
  }
  .nav-menu a { color: var(--text) !important; font-size: 18px; }
  .nav-menu a.iso-link { color: var(--gold) !important; }
  .nav-open .nav-menu { display: flex; right: 0; }
  .trust-grid { grid-template-columns: 1fr 1fr; }
  .credential-list { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .container { padding: 0 18px; }
  .hero-actions .btn { flex: 1; }
  .service-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .iso-top { flex-direction: column; align-items: flex-start; }
  .footer-top { flex-direction: column; }
  .footer-links { gap: 30px; }
}