:root {
  --navy: #0F1923;
  --navy-2: #162332;
  --navy-3: #1B2D40;
  --navy-4: #213750;
  --blue: #2B7DE9;
  --blue-light: #5BA0F5;
  --blue-glow: rgba(43,125,233,0.15);
  --gold: #C8A96E;
  --gold-light: #E8C98A;
  --white: #F5F7FA;
  --white-dim: rgba(245,247,250,0.7);
  --white-muted: rgba(245,247,250,0.4);
  --border: rgba(255,255,255,0.08);
  --border-hover: rgba(255,255,255,0.15);
  --font-display: 'Plus Jakarta Sans', sans-serif;
  --font-body: 'Plus Jakarta Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  background: var(--navy);
  min-height: 100%;
}

body {
  font-family: var(--font-body);
  background: var(--navy);
  color: var(--white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  min-height: 100%;
}

/* ─── NOISE OVERLAY ─── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='1'/%3E%3C/svg%3E");
  opacity: 0.025;
  pointer-events: none;
  z-index: 0;
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  padding: 0 5vw;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15,25,35,0.85);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--border);
  transition: background 0.3s;
  isolation: isolate;
}

.nav-logo {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--white);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-logo-img {
  height: 50px;
  width: auto;
  border-radius: 6px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-size: 13.5px;
  font-weight: 400;
  color: var(--white-muted);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); }

.nav-cta {
  padding: 9px 22px;
  background: var(--blue);
  color: #fff !important;
  border-radius: 8px;
  font-size: 13.5px !important;
  font-weight: 500 !important;
  transition: background 0.2s, transform 0.15s !important;
}

.nav-cta:hover {
  background: var(--blue-light) !important;
  transform: translateY(-1px);
  color: #fff !important;
}

/* ─── HERO ─── */
#hero {
  max-width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding: 0 5vw;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* Grid lines */
.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26,111,212,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,111,212,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 80%);
}

/* Radial glow */
.hero-glow-1 {
  position: absolute;
  width: 700px; height: 700px;
  top: -100px; right: -150px;
  background: radial-gradient(circle, rgba(26,111,212,0.14) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-glow-2 {
  position: absolute;
  width: 400px; height: 400px;
  bottom: 0; left: 10%;
  background: radial-gradient(circle, rgba(200,169,110,0.07) 0%, transparent 70%);
  border-radius: 50%;
}

/* Hero Asia map */
.hero-map {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-map-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0;
  mask-image: radial-gradient(ellipse 90% 85% at 60% 50%, black 30%, transparent 85%);
  transition: opacity 0.6s ease;
}

.hero-map.loaded .hero-map-img {
  opacity: 0.3;
}

.map-hub {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 8px;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.hero-map.loaded .map-hub {
  opacity: 1;
}

.hero-map.loaded .map-hub:nth-child(2) { transition-delay: 0.15s; }
.hero-map.loaded .map-hub:nth-child(3) { transition-delay: 0.3s; }
.hero-map.loaded .map-hub:nth-child(4) { transition-delay: 0.45s; }
.hero-map.loaded .map-hub:nth-child(5) { transition-delay: 0.6s; }
.hero-map.loaded .map-hub:nth-child(6) { transition-delay: 0.75s; }
.hero-map.loaded .map-hub:nth-child(7) { transition-delay: 0.9s; }

.map-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--blue-light);
  box-shadow: 0 0 8px rgba(91,160,245,0.6);
  position: relative;
  z-index: 2;
  flex-shrink: 0;
}

.map-hub--active .map-dot {
  width: 10px; height: 10px;
  background: var(--gold);
  box-shadow: 0 0 12px rgba(200,169,110,0.7);
}

.map-pulse {
  position: absolute;
  width: 24px; height: 24px;
  border-radius: 50%;
  border: 1px solid var(--blue-light);
  top: 50%;
  left: 4px;
  transform: translate(-50%, -50%);
  opacity: 0;
  animation: map-ping 3s ease-out infinite;
}

.map-hub--active .map-pulse {
  left: 5px;
}

.map-hub--active .map-pulse {
  border-color: var(--gold);
  animation-duration: 2.5s;
}

.map-hub:nth-child(2) .map-pulse { animation-delay: 0.5s; }
.map-hub:nth-child(3) .map-pulse { animation-delay: 1.0s; }
.map-hub:nth-child(4) .map-pulse { animation-delay: 1.5s; }
.map-hub:nth-child(5) .map-pulse { animation-delay: 0.3s; }
.map-hub:nth-child(6) .map-pulse { animation-delay: 2.0s; }
.map-hub:nth-child(7) .map-pulse { animation-delay: 0.8s; }

@keyframes map-ping {
  0% { transform: translate(-50%, -50%) scale(0.5); opacity: 0.7; }
  100% { transform: translate(-50%, -50%) scale(2.2); opacity: 0; }
}

.map-label {
  font-size: 10px;
  font-weight: 500;
  color: var(--white-dim);
  letter-spacing: 0.04em;
  white-space: nowrap;
  pointer-events: none;
  animation: label-in 0.5s ease both;
  animation-delay: 1.6s;
}

.map-hub:nth-child(3) .map-label { animation-delay: 1.8s; }
.map-hub:nth-child(4) .map-label { animation-delay: 2.0s; }
.map-hub:nth-child(5) .map-label { animation-delay: 2.2s; }
.map-hub:nth-child(6) .map-label { animation-delay: 2.4s; }
.map-hub:nth-child(7) .map-label { animation-delay: 2.6s; }

.map-hub--active .map-label {
  color: var(--gold);
  font-weight: 600;
}

@keyframes label-in {
  from { opacity: 0; transform: translateX(-4px); }
  to { opacity: 1; transform: translateX(0); }
}

.hero-inner {
  max-width: 680px;
  padding-top: 80px;
  position: relative;
  z-index: 2;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 28px;
}

.hero-eyebrow-dot {
  width: 6px; height: 6px;
  background: var(--gold);
  border-radius: 50%;
  animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%,100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.7); }
}

/* ─── HERO FADE-IN ─── */
@keyframes hero-fade-up {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-eyebrow { animation: hero-fade-up 0.7s ease both 0.2s; }
.hero-h1      { animation: hero-fade-up 0.7s ease both 0.4s; }
.hero-sub     { animation: hero-fade-up 0.7s ease both 0.6s; }
.hero-actions { animation: hero-fade-up 0.7s ease both 0.8s; }
.hero-stats   { animation: hero-fade-up 0.7s ease both 1.0s; }
.hero-map     { animation: hero-fade-up 0.8s ease both 0.9s; }

.hero-h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 4.5vw, 56px);
  font-weight: 600;
  line-height: 1.12;
  letter-spacing: -0.025em;
  color: var(--white);
  margin-bottom: 24px;
}

.hero-h1 em {
  font-style: normal;
  color: var(--blue-light);
}

.hero-sub {
  font-size: 15px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--white-dim);
  max-width: 500px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  align-items: center;
  flex-wrap: wrap;
}

.btn-primary {
  padding: 14px 32px;
  background: var(--blue);
  color: #fff;
  border: none;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}

.btn-primary:hover {
  background: var(--blue-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(26,111,212,0.35);
}

.btn-ghost {
  padding: 14px 28px;
  background: transparent;
  color: var(--white-dim);
  border: 1px solid var(--border-hover);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 400;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: border-color 0.2s, color 0.2s;
}

.btn-ghost:hover {
  border-color: rgba(255,255,255,0.28);
  color: var(--white);
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}

.hero-stat-value {
  font-family: var(--font-display);
  font-size: 26px;
  font-weight: 700;
  color: var(--white);
  letter-spacing: -0.02em;
}

.hero-stat-label {
  font-size: 13px;
  color: var(--white-muted);
  margin-top: 4px;
  font-weight: 300;
}

/* ─── SECTION BASE ─── */
section {
  padding: 100px 5vw;
  max-width: 1200px;
  margin: 0 auto;
}

.section-eyebrow {
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--white);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 14.5px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--white-dim);
  max-width: 520px;
}

/* ─── DIVIDER ─── */
.divider {
  width: 100%;
  height: 1px;
  background: var(--border);
  margin: 0 5vw;
  width: calc(100% - 10vw);
}

/* ─── ABOUT ─── */
#about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-photo {
  width: 100%;
  border-radius: 18px;
  object-fit: cover;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--border);
}

.about-card-main {
  background: var(--navy-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px;
  position: relative;
  overflow: hidden;
}

.about-card-main::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), transparent);
}

.about-card-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--blue-glow);
  border: 1px solid rgba(26,111,212,0.25);
  color: var(--blue-light);
  padding: 5px 12px;
  border-radius: 20px;
  margin-bottom: 20px;
}

.about-card-number {
  font-family: var(--font-display);
  font-size: 42px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.about-card-number span {
  font-size: 22px;
  color: var(--gold);
}

.about-card-desc {
  font-size: 14px;
  color: var(--white-muted);
  font-weight: 300;
  line-height: 1.6;
}

.about-card-mini {
  background: var(--navy-3);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px 24px;
  margin-top: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.about-card-mini-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--blue-glow);
  border: 1px solid rgba(26,111,212,0.2);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.about-card-mini-icon svg {
  width: 18px; height: 18px;
  stroke: var(--blue-light);
  fill: none;
  stroke-width: 1.5;
}

.about-card-mini-text {
  font-size: 14px;
  font-weight: 400;
  color: var(--white-dim);
  line-height: 1.5;
}

.about-card-mini-text strong {
  color: var(--white);
  font-weight: 500;
  display: block;
  margin-bottom: 2px;
  font-size: 14px;
}

.mission-points {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.mission-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--gold);
  margin-top: 6px;
  flex-shrink: 0;
}

.mission-point p {
  font-size: 15px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--white-dim);
}

/* ─── SERVICES ─── */
#services {
  padding-top: 100px;
  padding-bottom: 100px;
}

.services-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 56px;
  gap: 40px;
  flex-wrap: wrap;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.service-card {
  background: var(--navy-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s;
  cursor: default;
}

.service-card-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0.12;
  border-radius: 18px;
  pointer-events: none;
  transition: opacity 0.3s;
}

.service-card:hover .service-card-bg {
  opacity: 0.2;
}

.service-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), transparent);
  opacity: 0;
  transition: opacity 0.3s;
}

.service-card:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.service-card:hover::after {
  opacity: 1;
}

.service-icon {
  position: relative;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--blue-glow);
  border: 1px solid rgba(26,111,212,0.2);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px;
}

.service-icon svg {
  width: 22px; height: 22px;
  stroke: var(--blue-light);
  fill: none;
  stroke-width: 1.5;
}

.service-title {
  position: relative;
  font-family: var(--font-display);
  font-size: 17px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.service-desc {
  position: relative;
  font-size: 13.5px;
  font-weight: 300;
  line-height: 1.7;
  color: var(--white-muted);
}

.service-tag {
  position: relative;
  display: inline-flex;
  margin-top: 20px;
  font-size: 12px;
  font-weight: 500;
  color: var(--blue-light);
  letter-spacing: 0.04em;
  align-items: center;
  gap: 5px;
}

/* ─── STRENGTHS ─── */
#strengths {
  padding-top: 100px;
}

.strengths-inner {
  background: var(--navy-2);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 64px;
  position: relative;
  overflow: hidden;
}

.strengths-inner::before {
  content: '';
  position: absolute;
  top: -1px; left: 20%; right: 20%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--blue), var(--gold), transparent);
}

.strengths-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid var(--border);
}

.strengths-header .section-title {
  margin-bottom: 0;
}

.strengths-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.strength-card {
  background: var(--navy-3);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.strength-card:hover {
  border-color: rgba(91,160,245,0.25);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.25);
}

.strength-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--blue-light));
  opacity: 0;
  transition: opacity 0.3s;
}

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

.strength-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: var(--blue-glow);
  border: 1px solid rgba(43,125,233,0.2);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}

.strength-icon svg {
  width: 20px; height: 20px;
  stroke: var(--blue-light);
}

.strength-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 8px;
  line-height: 1.3;
}

.strength-desc {
  font-size: 13px;
  font-weight: 300;
  color: var(--white-muted);
  line-height: 1.65;
}

/* ─── TEAM ─── */
#team {
  padding-top: 100px;
  padding-bottom: 100px;
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.team-card {
  background: var(--navy-2);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 36px;
  position: relative;
  overflow: hidden;
  transition: border-color 0.3s;
}

.team-card:hover {
  border-color: var(--border-hover);
}

.team-avatar {
  width: 52px; height: 52px;
  border-radius: 14px;
  background: var(--blue-glow);
  border: 1px solid rgba(43,125,233,0.25);
  display: flex; align-items: center; justify-content: center;
  color: var(--blue-light);
  margin-bottom: 20px;
}

.team-role {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}

.team-name {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.team-desc {
  font-size: 14px;
  font-weight: 300;
  color: var(--white-muted);
  line-height: 1.7;
}

/* ─── CTA ─── */
#contact {
  padding: 100px 5vw 100px;
  max-width: 1200px;
  margin: 0 auto;
}

.cta-inner {
  background: var(--navy-3);
  border: 1px solid var(--border-hover);
  border-radius: 28px;
  padding: 72px 64px;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 60px;
  position: relative;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background: url('assets/cta-skyline.jpg') center/cover no-repeat;
  opacity: 0.15;
  pointer-events: none;
}

.cta-inner::before {
  content: '';
  position: absolute;
  top: -1px; left: 10%; right: 10%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.cta-glow {
  position: absolute;
  width: 500px; height: 300px;
  right: -100px; top: 50%;
  transform: translateY(-50%);
  background: radial-gradient(ellipse, rgba(26,111,212,0.12) 0%, transparent 70%);
  pointer-events: none;
}

.cta-title {
  font-family: var(--font-display);
  font-size: clamp(22px, 2.8vw, 34px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 14px;
}

.cta-sub {
  font-size: 14px;
  font-weight: 300;
  color: var(--white-dim);
  line-height: 1.7;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.cta-actions .btn-primary,
.cta-actions .btn-ghost {
  white-space: nowrap;
}

.contact-stack {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.contact-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--white-dim);
  font-weight: 300;
}

.contact-row svg {
  width: 16px; height: 16px;
  stroke: var(--blue-light);
  fill: none;
  stroke-width: 1.5;
  flex-shrink: 0;
}

/* ─── FOOTER ─── */
footer {
  padding: 40px 5vw;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 700;
  color: var(--white-muted);
  text-decoration: none;
}

.footer-copy {
  font-size: 13px;
  color: var(--white-muted);
  font-weight: 300;
}

.footer-links {
  display: flex;
  gap: 28px;
  list-style: none;
}

.footer-links a {
  font-size: 13px;
  color: var(--white-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-links a:hover { color: var(--white); }

/* ─── SCROLL ANIMATIONS ─── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ─── BOTTOM NAV (mobile) ─── */
.bottom-nav {
  display: none;
  position: fixed;
  top: auto;
  bottom: 0; left: 0; right: 0;
  z-index: 950;
  height: auto;
  background: rgba(15,25,35,0.92);
  backdrop-filter: blur(20px);
  border-top: 1px solid var(--border);
  border-bottom: none;
  justify-content: space-around;
  align-items: center;
  padding: 6px 4px;
  padding-bottom: calc(6px + env(safe-area-inset-bottom, 0px));
}

.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 6px 0;
  text-decoration: none;
  flex: 1;
  position: relative;
  transition: color 0.2s;
}

.bottom-nav-item svg {
  width: 20px; height: 20px;
  stroke: var(--white-muted);
  fill: none;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: stroke 0.2s;
}

.bottom-nav-item span {
  font-size: 10px;
  font-weight: 500;
  color: var(--white-muted);
  letter-spacing: 0.02em;
  transition: color 0.2s;
}

.bottom-nav-item.active svg {
  stroke: var(--blue-light);
}

.bottom-nav-item.active span {
  color: var(--blue-light);
}

.bottom-nav-item.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 25%; right: 25%;
  height: 2px;
  background: var(--blue-light);
  border-radius: 0 0 2px 2px;
}

/* ─── RESPONSIVE ─── */
@media (max-width: 1100px) {
  .strengths-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .nav-links { display: none; }
  .bottom-nav { display: flex; }
  body { padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px)); }

  /* Opaque bars + safe areas — stops content showing through on iOS Safari when scrolling */
  nav {
    padding-top: env(safe-area-inset-top, 0px);
    height: auto;
    min-height: calc(68px + env(safe-area-inset-top, 0px));
    background: var(--navy) !important;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .bottom-nav {
    background: var(--navy);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    padding-bottom: calc(6px + env(safe-area-inset-bottom, 0px));
  }

  .hero-inner {
    padding-top: calc(80px + env(safe-area-inset-top, 0px));
  }
  #about { grid-template-columns: 1fr; gap: 48px; }
  .services-grid { grid-template-columns: 1fr; }
  .strengths-header { grid-template-columns: 1fr; gap: 32px; }
  .strengths-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .cta-inner { grid-template-columns: 1fr; gap: 36px; }
  .strengths-inner { padding: 40px 28px; }
  .hero-stats { gap: 32px; }
  .hero-map { display: none; }
}