/* =========================================
   Global Promotion Solutions — Corporate Site
   Brand: Deep Navy + Electric Blue + Silver
   ========================================= */

:root {
  --navy: #0b1a33;
  --navy-dark: #050d1f;
  --navy-light: #142a4f;
  --slate: #1a2a47;
  --blue: #2d7bff;
  --blue-bright: #4d9cff;
  --blue-glow: #5eb4ff;
  --silver: #c9d1dc;
  --silver-light: #e7ecf3;
  --ivory: #f4f7fb;
  --light-gray: #e4ebf4;
  --text: #1a2233;
  --text-muted: #5a6378;
  --white: #ffffff;
  --shadow: 0 8px 28px rgba(11, 26, 51, 0.12);
  --shadow-lg: 0 18px 46px rgba(11, 26, 51, 0.22);
  --shadow-blue: 0 12px 36px rgba(45, 123, 255, 0.3);
  --radius: 6px;
  --max-width: 1200px;
  --font-heading: 'Poppins', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
}

/* --------- Reset --------- */
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--blue);
  text-decoration: none;
  transition: color 0.2s ease;
}
a:hover { color: var(--blue-bright); }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--navy);
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.8rem); }
h3 { font-size: 1.35rem; }

p { color: var(--text-muted); }

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

/* --------- Header / Nav --------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--light-gray);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.01em;
}

.logo-img {
  width: 48px;
  height: 48px;
  object-fit: contain;
  filter: drop-shadow(0 2px 8px rgba(45, 123, 255, 0.25));
}

.logo-mark {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 30% 30%, var(--blue-bright) 0%, var(--navy) 70%);
  color: var(--white);
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 0.95rem;
  letter-spacing: 1px;
  font-family: var(--font-heading);
  box-shadow: 0 4px 14px rgba(45,123,255,0.35), inset 0 1px 0 rgba(255,255,255,0.25);
  border: 1.5px solid var(--silver);
  position: relative;
}

.logo-mark::after {
  content: '';
  position: absolute;
  inset: -4px;
  border: 1.5px solid var(--silver);
  border-radius: 50%;
  border-left-color: transparent;
  border-top-color: transparent;
  transform: rotate(-25deg);
  opacity: 0.6;
}

.logo-text { line-height: 1.15; }
.logo-text small {
  display: block;
  font-family: var(--font-body);
  font-size: 0.62rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--blue);
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text);
  position: relative;
  padding: 4px 0;
}

.nav-links a.active,
.nav-links a:hover { color: var(--navy); }

.nav-links a.active::after,
.nav-links a:hover::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--blue);
  border-radius: 2px;
}

.nav-cta {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-bright) 100%);
  color: var(--white) !important;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(45,123,255,0.35);
}

.nav-cta:hover {
  background: var(--navy);
  transform: translateY(-1px);
}

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

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 1.5rem;
  color: var(--navy);
}

/* --------- Buttons --------- */
.btn {
  display: inline-block;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition: all 0.25s ease;
  border: 1px solid transparent;
  text-transform: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-bright) 100%);
  color: var(--white);
  box-shadow: 0 6px 20px rgba(45,123,255,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px rgba(45,123,255,0.5);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.4);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
  border-color: var(--white);
}

.btn-dark {
  background: var(--navy);
  color: var(--white);
}
.btn-dark:hover {
  background: var(--blue);
  color: var(--white);
}

/* --------- Hero (with huge logo background) --------- */
.hero {
  position: relative;
  background:
    radial-gradient(ellipse at 30% 20%, rgba(45,123,255,0.22) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 80%, rgba(77,156,255,0.15) 0%, transparent 50%),
    linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 55%, var(--slate) 100%);
  color: var(--white);
  padding: 140px 24px 160px;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

/* Huge logo as background */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('logo.png');
  background-repeat: no-repeat;
  background-position: center center;
  background-size: min(90vw, 900px) auto;
  opacity: 0.2;
  filter: drop-shadow(0 10px 40px rgba(45,123,255,0.5));
  pointer-events: none;
  z-index: 0;
  animation: heroLogoPulse 8s ease-in-out infinite;
}

/* Subtle overlay to keep text readable on top of the big logo */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at center, transparent 30%, rgba(5,13,31,0.55) 100%);
  pointer-events: none;
  z-index: 1;
}

@keyframes heroLogoPulse {
  0%, 100% { opacity: 0.18; transform: scale(1); }
  50%      { opacity: 0.26; transform: scale(1.03); }
}

.hero-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
}

.hero-logo {
  display: none; /* Logo is now a huge background — no small duplicate needed */
}

.hero-eyebrow {
  display: inline-block;
  color: var(--blue-glow);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 22px;
  padding: 6px 18px;
  border: 1px solid rgba(77,156,255,0.4);
  border-radius: 100px;
  background: rgba(45,123,255,0.08);
}

.hero h1 {
  color: var(--white);
  max-width: 900px;
  margin: 0 auto 24px;
}

.hero h1 span {
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-glow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  color: rgba(255,255,255,0.82);
  font-size: 1.12rem;
  max-width: 720px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-tagline {
  display: block;
  color: var(--blue-glow);
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.08em;
  margin-top: 22px;
  margin-bottom: 10px;
  font-size: 0.95rem;
  text-transform: uppercase;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 12px;
}

/* --------- Sections --------- */
.section { padding: 100px 24px; }
.section-light { background: var(--ivory); }
.section-white { background: var(--white); }
.section-dark {
  background:
    radial-gradient(ellipse at 20% 30%, rgba(45,123,255,0.15) 0%, transparent 60%),
    linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  color: var(--white);
}
.section-dark h2, .section-dark h3 { color: var(--white); }
.section-dark p { color: rgba(255,255,255,0.78); }

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 64px;
}

.section-eyebrow {
  display: inline-block;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 14px;
  padding: 4px 14px;
  background: rgba(45,123,255,0.08);
  border-radius: 100px;
}

.section-dark .section-eyebrow {
  color: var(--blue-glow);
  background: rgba(77,156,255,0.12);
}

.section-header h2 { margin-bottom: 16px; }
.section-header p { font-size: 1.05rem; }

/* --------- SERVICE CARDS with IMAGE + HOVER OVERLAY --------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.service-card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 1 / 1;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  background: var(--navy);
  isolation: isolate;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.service-card-image {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-color: var(--navy);
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  z-index: 0;
}

.service-card:hover .service-card-image { transform: scale(1.08); }

.service-card-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5,13,31,0.95) 0%, rgba(5,13,31,0.4) 50%, rgba(5,13,31,0.2) 100%);
  z-index: 1;
  transition: opacity 0.3s ease;
}

.service-card-content {
  position: absolute;
  inset: 0;
  z-index: 2;
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  color: var(--white);
}

.service-card-number {
  position: absolute;
  top: 20px;
  left: 20px;
  color: var(--blue-glow);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
}

.service-card-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 8px;
  line-height: 1.25;
}

.service-card-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--blue-glow);
  margin-bottom: 12px;
}

.service-card-desc {
  max-height: 0;
  opacity: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, opacity 0.3s ease, margin 0.3s ease;
  color: rgba(255,255,255,0.92);
  font-size: 0.93rem;
  line-height: 1.55;
  margin-top: 0;
}

.service-card:hover .service-card-desc {
  max-height: 220px;
  opacity: 1;
  margin-top: 4px;
  margin-bottom: 14px;
}

.service-card-link {
  color: var(--blue-glow);
  font-weight: 600;
  font-size: 0.88rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 10px;
  transition: gap 0.2s;
}

.service-card:hover .service-card-link { gap: 12px; color: var(--white); }
.service-card-link::after { content: '→'; }

/* Fallback background styles if images aren't present */
.service-card-image.video-advertising { background: linear-gradient(135deg, #071226 0%, #1a3361 100%); }
.service-card-image.online-promotion { background: linear-gradient(135deg, #0e1e3d 0%, #1e4080 100%); }
.service-card-image.international-media { background: linear-gradient(135deg, #11213f 0%, #234a86 100%); }
.service-card-image.invest-crypto { background: linear-gradient(135deg, #14203d 0%, #2a5bb5 100%); }

/* --------- Features / Values --------- */
.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 40px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.feature { text-align: center; }

.feature .num {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  background: linear-gradient(135deg, var(--blue), var(--blue-glow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
  display: block;
  line-height: 1;
  margin-bottom: 12px;
}

.feature h3 { margin-bottom: 10px; font-size: 1.12rem; }

/* --------- Stats Strip --------- */
.stats {
  background:
    radial-gradient(ellipse at 50% 50%, rgba(45,123,255,0.18) 0%, transparent 60%),
    linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  color: var(--white);
  padding: 70px 24px;
  border-top: 1px solid rgba(77,156,255,0.15);
  border-bottom: 1px solid rgba(77,156,255,0.15);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 40px;
  max-width: var(--max-width);
  margin: 0 auto;
  text-align: center;
}

.stat-num {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  background: linear-gradient(135deg, var(--blue-bright), var(--blue-glow));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-weight: 800;
  display: block;
  margin-bottom: 6px;
}

.stat-label {
  color: rgba(255,255,255,0.75);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* --------- Detailed Service Section (services.html) --------- */
.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto 90px;
}

.service-detail:last-child { margin-bottom: 0; }
.service-detail.reverse .service-detail-visual { order: 2; }

.service-detail-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  background: var(--navy);
}

.service-detail-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.service-detail-visual:hover img { transform: scale(1.05); }

.service-detail-visual .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(5,13,31,0.95), rgba(5,13,31,0.35) 50%, transparent);
  opacity: 0;
  transition: opacity 0.3s ease;
  display: flex;
  align-items: flex-end;
  padding: 28px;
  color: var(--white);
}

.service-detail-visual:hover .overlay { opacity: 1; }

.service-detail-visual .overlay-text {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: 0.06em;
  color: var(--blue-glow);
  text-transform: uppercase;
  transform: translateY(20px);
  transition: transform 0.4s ease;
}

.service-detail-visual:hover .overlay-text { transform: translateY(0); }

.service-detail-content .eyebrow {
  display: inline-block;
  color: var(--blue);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  margin-bottom: 14px;
  padding: 4px 14px;
  background: rgba(45,123,255,0.08);
  border-radius: 100px;
}

.service-detail-content h2 { margin-bottom: 20px; }
.service-detail-content p { margin-bottom: 18px; color: var(--text); }

.service-detail-content ul { list-style: none; margin-top: 20px; }

.service-detail-content li {
  padding: 12px 0 12px 34px;
  position: relative;
  color: var(--text);
  border-bottom: 1px solid var(--light-gray);
  font-size: 0.95rem;
}

.service-detail-content li::before {
  content: '';
  position: absolute;
  left: 6px;
  top: 18px;
  width: 16px;
  height: 2px;
  background: linear-gradient(90deg, var(--blue), var(--blue-bright));
  border-radius: 2px;
}

.service-detail-content li::after {
  content: '';
  position: absolute;
  left: 18px;
  top: 15px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--blue-bright);
  border-right: 2px solid var(--blue-bright);
  transform: rotate(45deg);
}

.service-tagline {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--blue);
  font-size: 0.95rem;
  text-transform: uppercase;
}

/* --------- CTA Band --------- */
.cta-band {
  background:
    radial-gradient(ellipse at 70% 30%, rgba(45,123,255,0.25) 0%, transparent 55%),
    linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  color: var(--white);
  padding: 90px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-band-inner { position: relative; max-width: 760px; margin: 0 auto; z-index: 1; }
.cta-band h2 { color: var(--white); margin-bottom: 18px; }
.cta-band p {
  color: rgba(255,255,255,0.85);
  font-size: 1.08rem;
  margin-bottom: 32px;
}

/* --------- Page header (internal pages) --------- */
.page-header {
  background:
    radial-gradient(ellipse at 30% 20%, rgba(45,123,255,0.22) 0%, transparent 50%),
    linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  color: var(--white);
  padding: 110px 24px 90px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header-inner { position: relative; max-width: 820px; margin: 0 auto; z-index: 1; }
.page-header h1 { color: var(--white); margin-bottom: 18px; }

.page-header .eyebrow {
  color: var(--blue-glow);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: inline-block;
  padding: 5px 16px;
  border: 1px solid rgba(77,156,255,0.4);
  border-radius: 100px;
  background: rgba(45,123,255,0.08);
}

.page-header p {
  color: rgba(255,255,255,0.85);
  font-size: 1.1rem;
  max-width: 680px;
  margin: 0 auto;
}

/* --------- About page --------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  max-width: var(--max-width);
  margin: 0 auto;
  align-items: center;
}

.about-text p { margin-bottom: 18px; color: var(--text); }

.about-visual {
  aspect-ratio: 1 / 1;
  background:
    radial-gradient(circle at 30% 30%, var(--blue-bright) 0%, transparent 40%),
    linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  display: grid;
  place-items: center;
}

.about-visual img {
  max-width: 70%;
  max-height: 70%;
  object-fit: contain;
  filter: drop-shadow(0 10px 30px rgba(45,123,255,0.4));
}

.about-visual-placeholder {
  font-family: var(--font-heading);
  font-size: 7rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--silver), var(--blue-bright));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 0.05em;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.value-card {
  background: var(--white);
  padding: 36px 28px;
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
  text-align: center;
  transition: all 0.3s ease;
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--blue-bright);
}

.value-card .icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 16px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(45,123,255,0.12), rgba(77,156,255,0.18));
  border-radius: 50%;
  color: var(--blue);
  font-size: 1.5rem;
  font-weight: 700;
}

.value-card h3 { margin-bottom: 10px; font-size: 1.12rem; }
.value-card p { font-size: 0.92rem; }

/* --------- Contact --------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 56px;
  max-width: var(--max-width);
  margin: 0 auto;
}

.contact-info h3 { margin-bottom: 14px; }
.contact-info p { margin-bottom: 28px; }

.contact-item {
  display: flex;
  gap: 16px;
  padding: 18px 0;
  border-bottom: 1px solid var(--light-gray);
}

.contact-item .ico {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(45,123,255,0.12), rgba(77,156,255,0.18));
  color: var(--blue);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  flex-shrink: 0;
  font-size: 1.1rem;
  font-weight: 700;
}

.contact-item-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 4px;
  font-weight: 600;
}

.contact-item-value { color: var(--navy); font-weight: 500; }

.contact-form {
  background: var(--ivory);
  padding: 44px 40px;
  border-radius: var(--radius);
  border: 1px solid var(--light-gray);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 18px;
}

.form-group { margin-bottom: 18px; }

.form-group label {
  display: block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid #dce3ee;
  border-radius: var(--radius);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(45,123,255,0.15);
}

.form-group textarea { resize: vertical; min-height: 140px; }

.form-notice {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 12px;
}

/* --------- Footer --------- */
.site-footer {
  background: linear-gradient(180deg, var(--navy-dark) 0%, #040a18 100%);
  color: rgba(255,255,255,0.75);
  padding: 70px 24px 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo { color: var(--white); }
.footer-brand .logo-text { color: var(--white); }
.footer-brand p {
  margin-top: 16px;
  color: rgba(255,255,255,0.62);
  font-size: 0.92rem;
  max-width: 340px;
}

.footer-col h4 {
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.82rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: rgba(255,255,255,0.65); font-size: 0.92rem; }
.footer-col a:hover { color: var(--blue-glow); }

.social-links { display: flex; gap: 12px; margin-top: 18px; }

.social-links a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.08);
  display: grid;
  place-items: center;
  color: var(--white);
  transition: all 0.25s;
  font-weight: 700;
  font-size: 0.78rem;
}

.social-links a:hover {
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-bright) 100%);
  border-color: var(--blue);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-blue);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 0 auto;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

/* --------- Responsive --------- */
@media (max-width: 900px) {
  .service-detail,
  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .service-detail.reverse .service-detail-visual { order: 0; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .menu-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    gap: 0;
    padding: 16px 24px;
    box-shadow: var(--shadow);
    border-top: 1px solid var(--light-gray);
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; padding: 12px 0; }
  .nav-cta { text-align: center; }

  .hero { padding: 80px 24px 100px; }
  .hero-logo { width: 90px; }
  .section { padding: 70px 24px; }
  .footer-grid { grid-template-columns: 1fr; }
  .page-header { padding: 80px 24px 60px; }
}