/* ============================================================
   Himmdale Technologies LLC — Corporate Website Stylesheet
   ============================================================ */

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

:root {
  --navy:        #05091a;
  --navy-mid:    #0c1428;
  --navy-light:  #152035;
  --steel:       #2a3a52;
  --steel-light: #3d5070;
  --accent:      #00b4d8;
  --accent-glow: #00d4ff;
  --accent-dim:  #007a94;
  --white:       #ffffff;
  --text-main:   #dde6f0;
  --text-muted:  #7a8fa6;
  --text-dim:    #46607a;
  --success:     #10b981;
  --warning:     #f59e0b;
  --error:       #ef4444;
  --card-bg:     #0b1524;
  --card-border: #1a2e47;
  --radius:      8px;
  --radius-lg:   16px;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg:   0 12px 48px rgba(0,0,0,0.55);
  --transition:  all 0.24s cubic-bezier(0.4,0,0.2,1);
  --font:        'Inter','Segoe UI',system-ui,-apple-system,sans-serif;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--navy);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-glow); }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
button { cursor: pointer; font-family: var(--font); }

/* === TYPOGRAPHY === */
h1,h2,h3,h4,h5,h6 {
  font-weight: 700;
  line-height: 1.18;
  color: var(--white);
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.1rem, 5.5vw, 3.8rem); }
h2 { font-size: clamp(1.7rem, 3.8vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.7rem); }
h4 { font-size: 1.2rem; }
p  { color: var(--text-main); line-height: 1.78; }

.text-accent { color: var(--accent); }
.text-muted  { color: var(--text-muted); }
.text-dim    { color: var(--text-dim); }
.text-center { text-align: center; }
.text-sm     { font-size: 0.875rem; }
.fw-700      { font-weight: 700; }

/* === LAYOUT === */
.container        { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 28px; }
.container-narrow { max-width: 820px; margin: 0 auto; padding: 0 28px; }
.section          { padding: 96px 0; }
.section-sm       { padding: 60px 0; }

/* ===  LOGO MARK === */
.logo-mark {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
}
.logo-icon {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  object-fit: contain;
  display: block;
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}
.logo-text-group { display: flex; flex-direction: column; line-height: 1.05; }
.logo-name {
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.logo-sub {
  font-size: 0.5rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* === NAVBAR === */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 72px;
  display: flex;
  align-items: center;
  background: rgba(5,9,26,0.88);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid rgba(0,180,216,0.07);
  transition: var(--transition);
}
.navbar.scrolled {
  background: rgba(5,9,26,0.97);
  border-bottom-color: rgba(0,180,216,0.14);
  box-shadow: 0 4px 40px rgba(0,0,0,0.5);
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 28px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}
.nav-links a {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 7px 13px;
  border-radius: 7px;
  transition: var(--transition);
  letter-spacing: 0.02em;
}
.nav-links a:hover,
.nav-links a.active { color: var(--white); background: rgba(255,255,255,0.07); }
.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 5px;
  cursor: pointer;
}
.hamburger span {
  display: block;
  width: 23px;
  height: 2px;
  background: var(--text-main);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* === BUTTONS === */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.025em;
  white-space: nowrap;
  text-decoration: none;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent) 0%, #008dab 100%);
  color: var(--navy);
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-glow) 0%, var(--accent) 100%);
  color: var(--navy);
  transform: translateY(-1px);
  box-shadow: 0 6px 22px rgba(0,180,216,0.38);
}
.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 1.5px solid rgba(0,180,216,0.6);
}
.btn-outline:hover {
  background: rgba(0,180,216,0.08);
  border-color: var(--accent);
  color: var(--accent-glow);
  transform: translateY(-1px);
}
.btn-ghost {
  background: rgba(255,255,255,0.05);
  color: var(--text-main);
  border: 1px solid var(--card-border);
}
.btn-ghost:hover { background: rgba(255,255,255,0.09); color: var(--white); }
.btn-lg   { padding: 14px 34px; font-size: 1rem; border-radius: 10px; }
.btn-sm   { padding: 7px 16px; font-size: 0.8rem; }
.btn-block { width: 100%; justify-content: center; }

/* === SECTION HEADER === */
.section-header { text-align: center; margin-bottom: 64px; }
.section-tag {
  display: inline-block;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  margin-bottom: 14px;
}
.section-header h2 { margin-bottom: 18px; }
.section-header p {
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto;
  font-size: 1.05rem;
}
.divider {
  width: 52px; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dim));
  border-radius: 2px;
  margin: 16px 0 24px;
}
.divider-center { margin: 16px auto 24px; }

/* === HERO === */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 72px;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 90% 55% at 50% -5%, rgba(0,180,216,0.13) 0%, transparent 65%),
    radial-gradient(ellipse 50% 50% at 85% 65%, rgba(0,100,160,0.08) 0%, transparent 55%),
    linear-gradient(180deg, var(--navy-mid) 0%, var(--navy) 100%);
}
.hero-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,180,216,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,180,216,0.035) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 10%, transparent 100%);
  mask-image: radial-gradient(ellipse 80% 80% at 50% 50%, black 10%, transparent 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,180,216,0.09);
  border: 1px solid rgba(0,180,216,0.28);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 15px;
  border-radius: 100px;
  margin-bottom: 28px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.hero-badge .live-dot {
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2.2s ease-in-out infinite;
  flex-shrink: 0;
}
.hero h1 { margin-bottom: 26px; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero-lead {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 580px;
  margin-bottom: 44px;
  line-height: 1.82;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 72px; }
.hero-divider {
  height: 1px;
  background: linear-gradient(90deg, var(--card-border), transparent);
  margin-bottom: 48px;
}
.hero-trust {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}
.trust-item { display: flex; align-items: center; gap: 10px; }
.trust-icon {
  color: var(--accent);
  font-size: 1.2rem;
  opacity: 0.85;
}
.trust-label { font-size: 0.82rem; color: var(--text-muted); font-weight: 500; }

/* === ABOUT STRIP === */
.about-strip {
  background: var(--navy-mid);
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
}
.strip-inner {
  display: flex;
  align-items: center;
  gap: 0;
}
.strip-stat {
  flex: 1;
  text-align: center;
  padding: 40px 20px;
  border-right: 1px solid var(--card-border);
}
.strip-stat:last-child { border-right: none; }
.strip-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--white);
  display: block;
  line-height: 1;
  margin-bottom: 6px;
}
.strip-num span { color: var(--accent); }
.strip-label { font-size: 0.78rem; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.1em; }

/* === CARDS === */
.card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
}
.card:hover {
  border-color: rgba(0,180,216,0.25);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
  transform: translateY(-3px);
}
.card-icon {
  width: 52px; height: 52px;
  background: rgba(0,180,216,0.08);
  border: 1px solid rgba(0,180,216,0.18);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  font-size: 1.4rem;
  color: var(--accent);
}
.card h3 { margin-bottom: 12px; font-size: 1.15rem; }
.card p { color: var(--text-muted); font-size: 0.9rem; margin: 0; }

/* === GRID SYSTEMS === */
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 32px; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }

/* === TECH SECTION === */
.tech-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.tech-visual {
  position: relative;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tech-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(0,180,216,0.07) 0%, transparent 70%);
}
.scan-animation {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: scanDown 3.5s ease-in-out infinite;
  opacity: 0.7;
}
@keyframes scanDown {
  0%   { top: 0%; opacity: 0; }
  10%  { opacity: 0.8; }
  90%  { opacity: 0.8; }
  100% { top: 100%; opacity: 0; }
}
.tech-diagram {
  position: relative;
  z-index: 1;
  padding: 32px;
  width: 100%;
}
.tech-list { display: flex; flex-direction: column; gap: 18px; }
.tech-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}
.tech-bullet {
  width: 8px; height: 8px;
  background: var(--accent);
  border-radius: 50%;
  margin-top: 8px;
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(0,180,216,0.6);
}
.tech-item h4 { font-size: 1rem; margin-bottom: 4px; }
.tech-item p  { color: var(--text-muted); font-size: 0.875rem; margin: 0; }

/* === DEVICE CONCEPT === */
.device-section {
  background: var(--navy-mid);
  border-top: 1px solid var(--card-border);
  border-bottom: 1px solid var(--card-border);
  position: relative;
  overflow: hidden;
}
.device-section::before {
  content: '';
  position: absolute;
  bottom: -30%; right: -10%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,180,216,0.05) 0%, transparent 60%);
  border-radius: 50%;
}
.device-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.device-mockup-wrap {
  display: flex;
  justify-content: center;
}
.device-box {
  background: var(--card-bg);
  border: 1.5px solid var(--card-border);
  border-radius: 20px;
  padding: 32px;
  width: 100%;
  max-width: 300px;
  text-align: center;
  position: relative;
}
.device-box::before {
  content: '';
  position: absolute;
  top: 0; left: 10%; right: 10%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  border-radius: 100px;
}
.device-lens {
  width: 100px; height: 100px;
  background: var(--navy-mid);
  border: 3px solid var(--steel);
  border-radius: 50%;
  margin: 16px auto 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.device-lens::after {
  content: '';
  position: absolute;
  inset: 8px;
  background: radial-gradient(circle, rgba(0,180,216,0.2) 0%, rgba(0,0,30,0.8) 80%);
  border-radius: 50%;
  border: 1px solid rgba(0,180,216,0.3);
}
.lens-ring {
  width: 40px; height: 40px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  opacity: 0.7;
  position: relative;
  z-index: 1;
}
.device-name { font-size: 0.65rem; font-weight: 700; letter-spacing: 0.2em; color: var(--accent); text-transform: uppercase; margin-bottom: 4px; }
.device-model { font-size: 1.2rem; font-weight: 800; color: var(--white); margin-bottom: 16px; }
.device-badge {
  display: inline-block;
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.3);
  color: var(--warning);
  font-size: 0.65rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.device-specs {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  text-align: left;
}
.device-spec {
  display: flex;
  justify-content: space-between;
  font-size: 0.78rem;
  padding: 7px 0;
  border-bottom: 1px solid var(--card-border);
  color: var(--text-muted);
}
.device-spec:last-child { border-bottom: none; }
.device-spec span:last-child { color: var(--accent); font-weight: 600; }
.device-info h3 { margin-bottom: 16px; }
.device-info p  { color: var(--text-muted); margin-bottom: 28px; }
.device-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.device-feature {
  display: flex;
  gap: 12px;
  align-items: center;
}
.df-check {
  width: 22px; height: 22px;
  background: rgba(0,180,216,0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 0.72rem;
  flex-shrink: 0;
}
.df-text { font-size: 0.9rem; color: var(--text-muted); }

/* === PRODUCTS PAGE === */
.product-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.product-card-header {
  background: linear-gradient(135deg, var(--navy-light) 0%, var(--navy-mid) 100%);
  padding: 36px 32px 28px;
  border-bottom: 1px solid var(--card-border);
  position: relative;
}
.product-card-header::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent));
}
.product-logo { margin-bottom: 16px; }
.product-card-header h3 { font-size: 1.5rem; margin-bottom: 8px; }
.product-card-header p { color: var(--text-muted); font-size: 0.9rem; margin: 0; }
.product-card-body { padding: 28px 32px 32px; }
.product-features { display: grid; grid-template-columns: 1fr; gap: 9px; margin-bottom: 28px; }
.product-detail-grid .product-features { grid-template-columns: 1fr 1fr; }
@media (max-width: 700px) {
  .product-detail-grid { grid-template-columns: 1fr !important; }
  .product-detail-grid .product-features { grid-template-columns: 1fr; }
  .core-features-grid { grid-template-columns: 1fr !important; }
}
.pf-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.875rem;
  color: var(--text-muted);
}
.pf-icon { color: var(--accent); font-size: 0.8rem; }
.product-cta { display: flex; gap: 12px; }
.future-card {
  background: var(--navy-mid);
  border: 1px dashed var(--steel);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  opacity: 0.75;
}
.future-tag {
  display: inline-block;
  background: rgba(245,158,11,0.08);
  border: 1px solid rgba(245,158,11,0.25);
  color: var(--warning);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 14px;
}
.future-card h3 { font-size: 1.1rem; color: var(--text-muted); margin-bottom: 10px; }
.future-card p  { font-size: 0.85rem; color: var(--text-dim); margin: 0; }

/* === INVESTORS === */
.market-grid {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.market-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
}
.market-num { font-size: 2rem; font-weight: 800; color: var(--accent); margin-bottom: 8px; }
.market-label { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; }
.pillars { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.pillar {
  background: var(--navy-light);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 20px;
}
.pillar-num { font-size: 0.7rem; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 8px; }
.pillar h4  { font-size: 0.95rem; margin-bottom: 6px; }
.pillar p   { font-size: 0.82rem; color: var(--text-dim); margin: 0; }
.partnership-types { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; margin-top: 48px; }
.pt-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
}
.pt-icon {
  width: 48px; height: 48px;
  background: rgba(0,180,216,0.08);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  font-size: 1.3rem;
  color: var(--accent);
}
.pt-card h4 { font-size: 1rem; margin-bottom: 8px; }
.pt-card p  { font-size: 0.82rem; color: var(--text-muted); margin: 0; }

/* === CTA BANNER === */
.cta-banner {
  background: linear-gradient(135deg, var(--navy-light) 0%, var(--navy-mid) 100%);
  border-top: 1px solid rgba(0,180,216,0.12);
  border-bottom: 1px solid rgba(0,180,216,0.12);
  text-align: center;
  padding: 88px 28px;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 65% 90% at 50% 50%, rgba(0,180,216,0.06) 0%, transparent 70%);
}
.cta-banner .container { position: relative; z-index: 1; }
.cta-banner h2 { margin-bottom: 18px; }
.cta-banner p  { color: var(--text-muted); max-width: 540px; margin: 0 auto 36px; font-size: 1.05rem; }
.cta-actions   { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* === CONTACT === */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 64px;
  align-items: start;
}
.contact-info-block { display: flex; flex-direction: column; gap: 28px; }
.ci-item { display: flex; gap: 16px; align-items: flex-start; }
.ci-icon {
  width: 44px; height: 44px;
  background: rgba(0,180,216,0.08);
  border: 1px solid rgba(0,180,216,0.18);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 1rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.ci-item h4 { font-size: 0.9rem; margin-bottom: 4px; }
.ci-item p  { font-size: 0.85rem; color: var(--text-muted); margin: 0; }
.ci-item a  { color: var(--accent); }
.contact-form-wrap {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 40px;
}
.contact-form-wrap::before {
  content: '';
  display: block;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-dim), var(--accent));
  border-radius: 3px 3px 0 0;
  margin: -40px -40px 32px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 7px;
  letter-spacing: 0.02em;
}
.form-control {
  width: 100%;
  background: var(--navy-light);
  border: 1.5px solid var(--steel);
  border-radius: var(--radius);
  color: var(--white);
  font-size: 0.9rem;
  font-family: var(--font);
  padding: 11px 14px;
  transition: var(--transition);
  outline: none;
}
.form-control:focus {
  border-color: var(--accent);
  background: var(--navy-mid);
  box-shadow: 0 0 0 3px rgba(0,180,216,0.1);
}
.form-control::placeholder { color: var(--text-dim); }
textarea.form-control { resize: vertical; min-height: 120px; }
select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 5 5-5z' fill='%237a8fa6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 13px center;
  padding-right: 36px;
  cursor: pointer;
  -webkit-appearance: none;
}
.form-check {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  cursor: pointer;
}
.form-check input[type="checkbox"] { margin-top: 3px; accent-color: var(--accent); width: 15px; height: 15px; }
.form-check label { font-size: 0.82rem; color: var(--text-muted); line-height: 1.5; cursor: pointer; }
.form-check a { color: var(--accent); }
.form-error { color: var(--error); font-size: 0.78rem; margin-top: 5px; }

/* === PAGE HEADER === */
.page-header {
  padding: 130px 0 68px;
  background: linear-gradient(180deg, var(--navy-mid) 0%, var(--navy) 100%);
  border-bottom: 1px solid var(--card-border);
  position: relative;
  overflow: hidden;
}
.page-header::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 50% 0%, rgba(0,180,216,0.07) 0%, transparent 65%);
}
.page-header .container { position: relative; z-index: 1; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
  font-size: 0.8rem;
  color: var(--text-dim);
}
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--accent); }
.page-header h1 { margin-bottom: 14px; }
.page-header p  { color: var(--text-muted); font-size: 1.1rem; max-width: 620px; }

/* === LEGAL PAGE === */
.legal-layout { display: grid; grid-template-columns: 240px 1fr; gap: 64px; align-items: start; }
.legal-nav {
  position: sticky;
  top: 92px;
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.legal-nav h5 { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--text-dim); margin-bottom: 14px; }
.legal-nav ul { display: flex; flex-direction: column; gap: 4px; }
.legal-nav a {
  display: block;
  padding: 7px 10px;
  border-radius: 6px;
  font-size: 0.82rem;
  color: var(--text-muted);
  transition: var(--transition);
}
.legal-nav a:hover, .legal-nav a.active { background: rgba(0,180,216,0.08); color: var(--accent); }
.legal-content section { margin-bottom: 52px; }
.legal-content h2 { font-size: 1.4rem; margin-bottom: 14px; padding-top: 8px; }
.legal-content h3 { font-size: 1.05rem; margin-bottom: 10px; margin-top: 24px; color: var(--text-main); }
.legal-content p, .legal-content li { color: var(--text-muted); font-size: 0.9rem; line-height: 1.8; margin-bottom: 12px; }
.legal-content ul { list-style: disc; padding-left: 20px; }
.legal-updated { display: inline-block; font-size: 0.78rem; color: var(--text-dim); margin-bottom: 24px; }

/* === ABOUT PAGE === */
.timeline { position: relative; padding-left: 48px; }
.timeline::before {
  content: '';
  position: absolute;
  left: 10px; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent), var(--card-border));
}
.timeline-item { position: relative; margin-bottom: 40px; }
.timeline-dot {
  position: absolute;
  left: -44px; top: 4px;
  width: 12px; height: 12px;
  background: var(--accent);
  border: 2px solid var(--navy);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(0,180,216,0.5);
}
.timeline-year { font-size: 0.72rem; font-weight: 700; color: var(--accent); text-transform: uppercase; letter-spacing: 0.12em; margin-bottom: 6px; }
.timeline-item h4 { margin-bottom: 6px; }
.timeline-item p  { font-size: 0.875rem; color: var(--text-muted); margin: 0; }
.values-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.value-card {
  background: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}
.value-number {
  font-size: 2rem;
  font-weight: 800;
  color: rgba(0,180,216,0.2);
  margin-bottom: 8px;
  display: block;
}
.value-card h4 { font-size: 1rem; margin-bottom: 8px; }
.value-card p  { font-size: 0.875rem; color: var(--text-muted); margin: 0; }

/* === ALERT === */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 0.875rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.alert-info    { background: rgba(0,180,216,0.07);  border: 1px solid rgba(0,180,216,0.22);  color: var(--accent); }
.alert-success { background: rgba(16,185,129,0.07); border: 1px solid rgba(16,185,129,0.22); color: var(--success); }
.alert-warning { background: rgba(245,158,11,0.07); border: 1px solid rgba(245,158,11,0.22); color: var(--warning); }

/* === FOOTER === */
.footer {
  background: var(--navy-mid);
  border-top: 1px solid var(--card-border);
  padding: 68px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2.2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 52px;
}
.footer-brand p {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin: 18px 0 24px;
  line-height: 1.75;
  max-width: 280px;
}
.footer-social { display: flex; gap: 8px; }
.social-btn {
  width: 36px; height: 36px;
  background: var(--steel);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 0.82rem;
  transition: var(--transition);
  text-decoration: none;
}
.social-btn:hover { background: var(--accent); color: var(--navy); }
.footer-col h5 {
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  margin-bottom: 18px;
  font-weight: 600;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: var(--text-muted); font-size: 0.875rem; }
.footer-col ul a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--card-border);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { color: var(--text-dim); font-size: 0.78rem; }
.footer-badges { display: flex; gap: 8px; flex-wrap: wrap; }
.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(0,180,216,0.06);
  border: 1px solid rgba(0,180,216,0.13);
  color: var(--text-dim);
  font-size: 0.68rem;
  padding: 3px 10px;
  border-radius: 100px;
  font-weight: 500;
}

/* === ANIMATIONS === */
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.5; transform: scale(0.8); }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(22px); }
  to   { opacity: 1; transform: translateY(0); }
}
.anim-up { animation: fadeInUp 0.55s ease both; }
.d1 { animation-delay: 0.1s; }
.d2 { animation-delay: 0.2s; }
.d3 { animation-delay: 0.3s; }
.d4 { animation-delay: 0.4s; }

/* === RESPONSIVE === */
@media (max-width: 1024px) {
  .grid-4         { grid-template-columns: repeat(2,1fr); }
  .market-grid    { grid-template-columns: repeat(2,1fr); }
  .partnership-types { grid-template-columns: repeat(2,1fr); }
  .legal-layout   { grid-template-columns: 1fr; }
  .legal-nav      { position: static; }
  .footer-grid    { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .hamburger     { display: flex; }
  .nav-links, .nav-right {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 72px; left: 0; right: 0;
    background: rgba(5,9,26,0.98);
    border-bottom: 1px solid var(--card-border);
    padding: 20px 28px;
    gap: 4px;
    backdrop-filter: blur(20px);
  }
  .nav-links.open, .nav-right.open { display: flex; }
  .nav-links.open a { padding: 12px 14px; font-size: 1rem; }
  .nav-right.open  { top: auto; border: none; padding-top: 0; padding-bottom: 24px; }
  .tech-showcase, .device-grid { grid-template-columns: 1fr; gap: 48px; }
  .grid-3, .values-grid { grid-template-columns: 1fr 1fr; }
  .contact-layout { grid-template-columns: 1fr; gap: 40px; }
}
@media (max-width: 640px) {
  .container   { padding: 0 18px; }
  .section     { padding: 64px 0; }
  .grid-2, .grid-3, .grid-4, .values-grid, .market-grid, .partnership-types, .pillars
               { grid-template-columns: 1fr; }
  .strip-inner { flex-direction: column; }
  .strip-stat  { border-right: none; border-bottom: 1px solid var(--card-border); width: 100%; }
  .strip-stat:last-child { border-bottom: none; }
  .hero-actions { flex-direction: column; }
  .cta-actions  { flex-direction: column; align-items: center; }
  .contact-form-wrap { padding: 24px 18px; }
  .form-row    { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
}