/* ============================================================
   STARLINK BUSINESS — PREMIUM DESIGN SYSTEM
   ============================================================ */

/* ---- TOKENS ---- */
:root {
  --color-bg:         #060a14;
  --color-surface:    #0d1526;
  --color-surface-2:  #111d33;
  --color-card:       #0f1c30;
  --color-border:     rgba(59, 130, 246, 0.12);
  --color-border-glow:rgba(59, 130, 246, 0.35);

  --color-blue:       #3b82f6;
  --color-blue-bright:#60a5fa;
  --color-blue-deep:  #1d4ed8;
  --color-cyan:       #22d3ee;
  --color-white:      #ffffff;
  --color-text:       #c8d6ef;
  --color-muted:      #6b8ab0;

  --gradient-primary: linear-gradient(135deg, #3b82f6, #22d3ee);
  --gradient-glow:    linear-gradient(135deg, rgba(59,130,246,0.15), rgba(34,211,238,0.08));
  --gradient-hero:    linear-gradient(180deg, rgba(6,10,20,0) 0%, rgba(6,10,20,0.7) 60%, rgba(6,10,20,1) 100%);
  --gradient-card:    linear-gradient(145deg, rgba(15,28,48,0.9), rgba(13,21,38,0.95));

  --nav-height: 72px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-card: 0 4px 32px rgba(0,0,0,0.4), 0 0 0 1px rgba(59,130,246,0.08);
  --shadow-glow: 0 0 40px rgba(59,130,246,0.25);

  --font-body: 'Inter', system-ui, sans-serif;
  --font-display: 'Rajdhani', 'Inter', sans-serif;

  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
}

/* ---- RESET ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  scroll-behavior: smooth;
  /* Offset for fixed nav when jumping to anchors */
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
}
body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  overflow-x: hidden;
  /* Prevent text size inflation on mobile */
  -webkit-text-size-adjust: 100%;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }
/* Focus styles for keyboard/screen reader accessibility */
:focus-visible {
  outline: 2px solid var(--color-blue-bright);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---- LAYOUT ---- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
section { padding: 100px 0; }

/* ---- TYPOGRAPHY ---- */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-cyan);
  padding: 6px 14px;
  border: 1px solid rgba(34,211,238,0.25);
  border-radius: 100px;
  margin-bottom: 20px;
}
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 16px;
}
.section-desc {
  color: var(--color-muted);
  font-size: 1.05rem;
  line-height: 1.7;
}

/* ---- BUTTONS ---- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 100px;
  transition: var(--transition);
  letter-spacing: 0.02em;
  box-shadow: 0 4px 20px rgba(59,130,246,0.35);
  /* Min touch target: 44px */
  min-height: 44px;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(59,130,246,0.5);
}
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: rgba(255,255,255,0.06);
  color: var(--color-white);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 100px;
  border: 1px solid rgba(255,255,255,0.12);
  transition: var(--transition);
  backdrop-filter: blur(8px);
  min-height: 44px;
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.22);
  transform: translateY(-2px);
}
.btn-outline-blue {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--color-blue-bright);
  font-weight: 700;
  font-size: 0.95rem;
  padding: 14px 28px;
  border-radius: 100px;
  border: 1.5px solid var(--color-blue);
  transition: var(--transition);
  min-height: 44px;
  width: 100%;
}
.btn-outline-blue:hover {
  background: rgba(59,130,246,0.1);
  transform: translateY(-2px);
  border-color: var(--color-blue-bright);
}
.btn-full { width: 100%; justify-content: center; }

/* ============================================================
   NAVBAR
   ============================================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  transition: background 0.4s, border-bottom 0.4s, backdrop-filter 0.4s;
}
.navbar.scrolled {
  background: rgba(6,10,20,0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
}
.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  gap: 16px;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  color: var(--color-white);
  flex-shrink: 0;
}
.logo-icon {
  font-size: 1.4rem;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.logo-text strong { font-weight: 900; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-link {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--color-text);
  transition: color var(--transition);
  letter-spacing: 0.04em;
  position: relative;
  padding: 4px 0;
  white-space: nowrap;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 100%;
  height: 1.5px;
  background: var(--gradient-primary);
  transition: right var(--transition);
}
.nav-link:hover, .nav-link.active { color: var(--color-white); }
.nav-link:hover::after, .nav-link.active::after { right: 0; }
.nav-cta {
  background: var(--gradient-primary);
  color: #fff;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 10px 22px;
  border-radius: 100px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  box-shadow: 0 2px 16px rgba(59,130,246,0.3);
  flex-shrink: 0;
  min-height: 40px;
  display: flex;
  align-items: center;
  white-space: nowrap;
}
.nav-cta:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 8px 28px rgba(59,130,246,0.55);
  filter: brightness(1.12);
}
.mobile-cta-wrapper { display: none; }
.desktop-cta { display: flex; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-sm);
  min-width: 44px;
  min-height: 44px;
  align-items: center;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: transform 0.3s ease, opacity 0.3s ease;
  transform-origin: center;
}
/* Animated X state */
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  position: relative;
  min-height: 100svh; /* svh for mobile browser chrome */
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--nav-height);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
#starfield {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: var(--gradient-hero);
}
.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 820px;
  padding: 60px 24px 80px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--color-cyan);
  background: rgba(34,211,238,0.08);
  border: 1px solid rgba(34,211,238,0.2);
  padding: 8px 18px;
  border-radius: 100px;
  margin-bottom: 28px;
}
.badge-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--color-cyan);
  animation: pulse-dot 2s infinite;
}
@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.05;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}
.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-text);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.hero-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 20px 32px;
  flex-wrap: wrap;
  gap: 0;
}
.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 8px 28px;
}
.stat-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
}
.stat-num small { font-size: 1.3rem; }
.stat-label { font-size: 0.78rem; color: var(--color-muted); margin-top: 4px; letter-spacing: 0.04em; }
.stat-divider { width: 1px; height: 44px; background: var(--color-border); }

.hero-scroll-indicator {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  color: var(--color-muted);
  letter-spacing: 0.08em;
}
.scroll-arrow {
  width: 18px; height: 18px;
  border-right: 2px solid var(--color-muted);
  border-bottom: 2px solid var(--color-muted);
  transform: rotate(45deg);
  animation: bounce 2s infinite;
  opacity: 0.6;
}
@keyframes bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); }
  50% { transform: rotate(45deg) translateY(4px); }
}

/* ============================================================
   TRUST BAR
   ============================================================ */
.trust-bar {
  padding: 24px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
  overflow: hidden;
}
.trust-bar .container {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.trust-label {
  font-size: 0.76rem;
  color: var(--color-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  flex-shrink: 0;
}
.trust-logos-wrapper {
  flex-grow: 1;
  overflow: hidden;
  position: relative;
  /* Faded edges for premium feel */
  mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
}
.trust-logos {
  display: flex;
  align-items: center;
  gap: 16px;
  width: max-content;
  animation: scroll-left 35s linear infinite;
}
.trust-logos:hover {
  animation-play-state: paused;
}
@keyframes scroll-left {
  0% { transform: translateX(0); }
  100% { transform: translateX(calc(-50% - 8px)); }
}
.trust-item {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  padding: 8px 18px;
  border-radius: 100px;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.03);
  white-space: nowrap;
  transition: border-color var(--transition), background var(--transition);
}
.trust-item:hover {
  border-color: rgba(59,130,246,0.3);
  background: rgba(255,255,255,0.06);
}

/* ============================================================
   FEATURES
   ============================================================ */
.features { background: var(--color-bg); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.feature-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.feature-card:hover {
  border-color: var(--color-border-glow);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon { font-size: 2rem; margin-bottom: 14px; display: block; }
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 10px;
}
.feature-card p { font-size: 0.9rem; color: var(--color-muted); line-height: 1.65; }

/* ============================================================
   INDUSTRIES
   ============================================================ */
.industries { background: var(--color-surface); }
.industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.industry-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  text-align: center;
}
.industry-card:hover {
  border-color: var(--color-border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.industry-icon { font-size: 2.4rem; margin-bottom: 12px; }
.industry-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
}
.industry-card p { font-size: 0.87rem; color: var(--color-muted); line-height: 1.6; }

/* ============================================================
   PLANS
   ============================================================ */
.plans-section { background: var(--color-bg); }
.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  align-items: start;
}
.plan-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 34px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  position: relative;
}
.plan-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: var(--color-border-glow);
}
.plan-card.plan-featured {
  border-color: var(--color-blue);
  box-shadow: var(--shadow-glow);
}
.plan-badge-wrap {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
}
.plan-top-badge {
  display: inline-block;
  background: var(--gradient-primary);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 700;
  padding: 5px 18px;
  border-radius: 100px;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.plan-header { text-align: center; margin-bottom: 26px; }
.plan-icon { font-size: 2.4rem; margin-bottom: 10px; }
.plan-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 8px;
}
.plan-tagline { font-size: 0.86rem; color: var(--color-muted); line-height: 1.5; }
.plan-pricing {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 22px 0;
  margin-bottom: 22px;
  text-align: center;
}
.plan-monthly {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 4px;
  margin-bottom: 10px;
}
.price-dollar {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--color-white);
  line-height: 1;
}
.price-period { font-size: 1.05rem; color: var(--color-muted); }
.plan-hardware { font-size: 0.87rem; color: var(--color-text); margin-bottom: 6px; }
.hw-label { color: var(--color-muted); }
.hw-price { font-weight: 600; color: var(--color-blue-bright); }
.hw-price small { font-size: 0.76rem; color: var(--color-muted); }
.install-note { font-size: 0.75rem; color: var(--color-muted); font-style: italic; }
.plan-features { margin-bottom: 24px; }
.plan-features h4 {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 14px;
}
.plan-features ul { display: flex; flex-direction: column; gap: 9px; }
.plan-features li { font-size: 0.87rem; padding-left: 22px; position: relative; line-height: 1.4; }
.plan-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 14px; height: 14px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  text-align: center;
  line-height: 14px;
}
.feat-yes { color: var(--color-text); }
.feat-yes::before { content: '✓'; background: rgba(34,197,94,0.15); color: #4ade80; }
.feat-no { color: var(--color-muted); opacity: 0.55; }
.feat-no::before { content: '–'; background: rgba(255,255,255,0.05); color: var(--color-muted); }
.plan-actions { margin-bottom: 0; }
.plan-actions a { width: 100%; }

/* ============================================================
   HARDWARE
   ============================================================ */
.hardware-section { background: var(--color-surface); }
.hardware-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.hardware-card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
}
.hardware-card:hover {
  border-color: var(--color-border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}
.hardware-img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 20px;
  background: rgba(0,0,0,0.15);
  border: 1px solid rgba(255,255,255,0.03);
}
.hardware-icon { font-size: 1.9rem; margin-bottom: 12px; display: none; }
.hardware-card h3 {
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 8px;
}
.hardware-card p { font-size: 0.85rem; color: var(--color-muted); line-height: 1.6; margin-bottom: 12px; }
.hardware-card ul { display: flex; flex-direction: column; gap: 6px; }
.hardware-card li {
  font-size: 0.82rem;
  color: var(--color-text);
  padding-left: 16px;
  position: relative;
}
.hardware-card li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-blue);
  font-size: 0.7rem;
}

/* ============================================================
   FAQ
   ============================================================ */
.faq-section { background: var(--color-bg); }
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.faq-item {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
}
.faq-item.open { border-color: var(--color-border-glow); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-white);
  text-align: left;
  gap: 16px;
  transition: color var(--transition);
}
.faq-question:hover { color: var(--color-blue-bright); }
.faq-icon {
  font-size: 1.3rem;
  color: var(--color-blue);
  font-weight: 300;
  line-height: 1;
  transition: transform var(--transition);
  flex-shrink: 0;
}
.faq-item.open .faq-icon { transform: rotate(45deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}
.faq-item.open .faq-answer { max-height: 300px; }
.faq-answer p {
  padding: 0 22px 18px;
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.7;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact-section { background: var(--color-surface); }
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  gap: 60px;
  align-items: start;
}
.contact-info .section-tag { display: block; text-align: left; }
.contact-info .section-title { text-align: left; font-size: clamp(1.7rem, 3vw, 2.2rem); }
.contact-info > p { color: var(--color-muted); line-height: 1.7; margin-bottom: 36px; }
.contact-details { display: flex; flex-direction: column; gap: 18px; }
.contact-detail-item { display: flex; align-items: flex-start; gap: 14px; }
.contact-icon { font-size: 1.4rem; margin-top: 2px; }
.contact-detail-item strong { display: block; font-size: 0.9rem; color: var(--color-white); margin-bottom: 2px; }
.contact-detail-item span { font-size: 0.85rem; color: var(--color-muted); }

.contact-form-wrap {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: 38px;
}
.contact-form { display: flex; flex-direction: column; gap: 16px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.04em;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: 0.92rem;
  outline: none;
  transition: border-color var(--transition), background var(--transition);
  /* Ensure 44px min touch height */
  min-height: 44px;
  width: 100%;
}
.form-group textarea { min-height: auto; }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--color-muted); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-blue);
  background: rgba(59,130,246,0.06);
}
.form-group input[aria-invalid="true"],
.form-group select[aria-invalid="true"] {
  border-color: #ff5b5b;
}
.form-group select option { background: var(--color-surface-2); }
.form-group textarea { resize: vertical; min-height: 100px; }
.input-error-msg { color: #ff7b7b; font-size: 0.8rem; margin-top: 3px; }
.form-disclaimer {
  font-size: 0.78rem;
  color: var(--color-muted);
  text-align: center;
  line-height: 1.5;
}
/* Form success state */
.form-success {
  text-align: center;
  padding: 48px 24px;
}
.form-success-icon { font-size: 3rem; margin-bottom: 16px; }
.form-success h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 10px;
}
.form-success p { font-size: 0.9rem; color: var(--color-muted); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: 60px 0 28px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .nav-logo { margin-bottom: 14px; }
.footer-brand p { font-size: 0.87rem; color: var(--color-muted); line-height: 1.65; max-width: 280px; }
.footer-links h4 {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 0.87rem;
  color: var(--color-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--color-blue-bright); }
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding-top: 22px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.footer-bottom p { font-size: 0.82rem; color: var(--color-muted); }
.footer-disclaimer { font-size: 0.76rem !important; font-style: italic; }

/* ============================================================
   SCROLL REVEAL
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ============================================================
   SHOP PAGE SPECIFIC
   ============================================================ */
.shop-hero {
  position: relative;
  min-height: 60svh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: calc(var(--nav-height) + 40px);
  padding-bottom: 40px;
  text-align: center;
  overflow: hidden;
}
.shop-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.shop-hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}
.shop-trust {
  padding: 24px 0;
  border-bottom: 1px solid var(--color-border);
  background: var(--color-surface);
}
.shop-trust-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}
.trust-pill {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text);
  padding: 8px 16px;
  border-radius: 100px;
  border: 1px solid var(--color-border);
  background: rgba(255,255,255,0.03);
  white-space: nowrap;
}
.plan-best-for {
  margin-top: 24px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-muted);
  line-height: 1.5;
}
.plan-best-for strong {
  color: var(--color-text);
  font-weight: 700;
}
.bottom-cta {
  padding: 80px 0;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  text-align: center;
}
.bottom-cta-content {
  max-width: 600px;
  margin: 0 auto;
  background: var(--color-card);
  padding: 48px;
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-card);
}
.bottom-cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.6rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 16px;
}
.bottom-cta-content p {
  color: var(--color-muted);
  font-size: 1.05rem;
  margin-bottom: 32px;
  line-height: 1.6;
}

/* ============================================================
   RESPONSIVE — TABLET (≤1024px)
   ============================================================ */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .hardware-grid { grid-template-columns: repeat(2, 1fr); }
  .plans-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
}

/* ============================================================
   RESPONSIVE — MOBILE NAV (≤820px)
   ============================================================ */
@media (max-width: 820px) {
  .nav-links {
    /* Hidden by default, slides down when .open */
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(6,10,20,0.98);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 28px 24px 40px;
    overflow-y: auto;
    /* Hidden state */
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 0.25s ease, transform 0.25s ease;
    border-top: 1px solid var(--color-border);
  }
  .nav-links.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
  .nav-link {
    font-size: 1.1rem;
    font-weight: 600;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
  }
  .nav-link::after { display: none; }
  .desktop-cta { display: none; }
  .mobile-cta-wrapper {
    display: block;
    margin-top: 16px;
    border-bottom: none !important;
  }
  .mobile-cta-wrapper .nav-cta {
    display: flex;
    justify-content: center;
    width: 100%;
    font-size: 1rem;
    padding: 16px 28px;
    box-shadow: 0 4px 20px rgba(59,130,246,0.35);
  }
  .hamburger { display: flex; }
  .industry-grid { grid-template-columns: repeat(2, 1fr); }
  .plans-grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
  .contact-layout { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* ============================================================
   RESPONSIVE — SMALL MOBILE (≤580px)
   ============================================================ */
@media (max-width: 580px) {
  section { padding: 72px 0; }
  .container { padding: 0 16px; }
  .section-header { margin-bottom: 40px; }

  .hero-stats { padding: 18px 16px; flex-direction: column; gap: 16px; }
  .stat { padding: 0 16px; }
  .stat-divider { width: 60px; height: 1px; }

  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn-primary,
  .hero-actions .btn-ghost { width: 100%; }

  .features-grid { grid-template-columns: 1fr; }
  .industry-grid { grid-template-columns: 1fr; }
  .hardware-grid { grid-template-columns: 1fr; }

  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 24px 18px; }

  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-brand p { max-width: 100%; }

  .trust-bar .container { flex-direction: column; align-items: flex-start; gap: 12px; }

  /* Tighten hero on small screens */
  .hero-content { padding: 40px 16px 60px; }
  .hero-scroll-indicator { display: none; }
}