:root {
  /* Colors */
  --color-primary: #ffffff;
  --color-primary-fixed-dim: #00dcde;
  --color-on-primary: #003737;
  
  --color-surface-tint: #00dcde; /* Electric blue accent */
  --color-background: #0b1326;
  --color-on-background: #dae2fd;
  
  --color-surface: #0b1326;
  --color-surface-container-lowest: #060e20;
  --color-surface-container-low: #131b2e;
  --color-surface-container: #171f33;
  --color-surface-container-high: #222a3d;
  --color-surface-container-highest: #2d3449;
  --color-surface-variant: #2d3449;
  
  --color-on-surface: #dae2fd;
  --color-on-surface-variant: #b9cac9;
  --color-outline: #839494;
  --color-outline-variant: #3a4a4a;

  /* Typography */
  --font-headline: 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-label: 'Space Grotesk', sans-serif;
  
  /* Layout Spacing (rem) */
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-section: 8rem; /* 120px+ for sections */

  --max-width: 1440px;
}

/* Reset & Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-background);
  color: var(--color-on-background);
  line-height: 1.6;
}

::selection {
  background-color: var(--color-surface-tint);
  color: var(--color-on-primary);
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* Typography Utilities */
.label-text {
  font-family: var(--font-label);
  color: var(--color-surface-tint);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  font-weight: 700;
}

/* Layout Classes */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-2xl);
}

.section-padding {
  padding-top: var(--space-section);
  padding-bottom: var(--space-section);
}

/* Components */
/* Button */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 700;
  transition: all 0.2s ease-in-out;
  gap: 0.5rem;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
}
.btn--primary:hover {
  background-color: var(--color-surface-tint);
}

.btn--outline {
  border: 1px solid var(--color-outline-variant);
  color: var(--color-primary);
}
.btn--outline:hover {
  background-color: var(--color-surface-container-high);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 50;
  background-color: rgba(11, 19, 38, 0.8);
  backdrop-filter: blur(12px);
  padding: var(--space-lg) 0;
  transition: background-color 0.3s;
}

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

.header__logo {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--color-primary);
}

.header__nav {
  display: none;
  gap: var(--space-2xl);
  align-items: center;
}
@media (min-width: 768px) {
  .header__nav {
    display: flex;
  }
}

.header__nav-link {
  font-weight: 500;
  color: var(--color-on-surface-variant);
  transition: color 0.2s;
}
.header__nav-link:hover {
  color: var(--color-surface-tint);
}
.header__nav-link--active {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-surface-tint);
  padding-bottom: 4px;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 8rem;
  padding-bottom: 6rem;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-section);
  align-items: center;
}
@media (min-width: 768px) {
  .hero__inner {
    grid-template-columns: 1fr 1fr;
  }
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.hero__title {
  font-size: clamp(3rem, 6vw, 5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--color-primary);
}
.hero__title span {
  color: var(--color-surface-tint);
}

.hero__description {
  font-size: 1.125rem;
  color: var(--color-on-surface-variant);
  max-width: 600px;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.hero__visual {
  position: relative;
  display: flex;
  justify-content: center;
}
@media (min-width: 768px) {
  .hero__visual {
    justify-content: flex-end;
  }
}

.hero__image-wrapper {
  position: relative;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  padding: 8px;
  border: 4px solid rgba(0, 220, 222, 0.3);
  z-index: 10;
}
@media (min-width: 768px) {
  .hero__image-wrapper {
    width: 450px;
    height: 450px;
  }
}

.hero__image-inner {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  overflow: hidden;
  border: 8px solid var(--color-surface-tint);
  box-shadow: 0 0 80px rgba(0, 220, 222, 0.3);
  background-color: var(--color-surface-container);
}

.hero__image-inner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 120%;
  height: 120%;
  background-color: rgba(0, 220, 222, 0.05);
  border-radius: 50%;
  filter: blur(120px);
  z-index: 1;
}

/* Metrics Section */
.metrics {
  background-color: var(--color-primary);
  color: var(--color-background);
  padding: 5rem 0;
}

.metrics__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
@media (min-width: 768px) {
  .metrics__inner {
    grid-template-columns: repeat(3, 1fr);
  }
}

.metric-item {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.metric-item__icon {
  width: 4rem;
  height: 4rem;
  background-color: rgba(11, 19, 38, 0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.metric-item__icon span {
  font-size: 2.5rem;
}

.metric-item__value {
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -0.05em;
}

.metric-item__label {
  font-family: var(--font-label);
  text-transform: uppercase;
  font-size: 0.75rem;
  font-weight: 700;
  opacity: 0.6;
  letter-spacing: 0.1em;
}

/* Tech Excellence */
.excellence {
  background-color: var(--color-surface-container-low);
}

.excellence__header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 5rem;
}

.excellence__title {
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 2rem;
  letter-spacing: -0.02em;
}

.excellence__desc {
  font-size: 1.125rem;
  color: var(--color-on-surface-variant);
}

.excellence__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  max-width: 900px;
  margin: 0 auto;
}

.tag {
  padding: 0.75rem 1.5rem;
  background-color: var(--color-surface-container-high);
  color: var(--color-primary);
  border-radius: 9999px;
  font-family: var(--font-label);
  font-weight: 600;
  border: 1px solid rgba(0, 220, 222, 0.3);
}

/* Woomx Section */
.woomx {
  background-color: var(--color-background);
}

.woomx__box {
  background-color: var(--color-surface-container-lowest);
  border-radius: 1.5rem;
  padding: 3rem;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(45, 52, 73, 0.2);
}
@media (min-width: 768px) {
  .woomx__box {
    padding: 5rem;
  }
}

.woomx__glow {
  position: absolute;
  right: 0;
  top: 0;
  width: 33%;
  height: 100%;
  background: linear-gradient(to left, rgba(0, 220, 222, 0.05), transparent);
}

.woomx__inner {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}
@media (min-width: 1024px) {
  .woomx__inner {
    grid-template-columns: 1fr 1fr;
  }
}

.woomx__info h2 {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 1.5rem;
}

.woomx__info p {
  color: var(--color-on-surface-variant);
  font-size: 1.125rem;
  margin-bottom: 2rem;
}

.woomx__features {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.feature {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.feature__icon {
  color: var(--color-surface-tint);
  margin-top: 0.25rem;
}

.feature__title {
  color: var(--color-primary);
  font-weight: 700;
  margin-bottom: 0.25rem;
}
.feature__desc {
  color: var(--color-on-surface-variant);
  font-size: 0.875rem;
}

.woomx__pricing {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  align-items: start;
}
@media (min-width: 768px) {
  .woomx__pricing {
    grid-template-columns: 1fr 1fr;
  }
}

.pricing-card {
  background-color: var(--color-surface-container-high);
  border-radius: 1rem;
  padding: 2rem;
  border: 1px solid rgba(58, 74, 74, 0.2);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.3s;
}
.pricing-card:hover {
  border-color: rgba(0, 220, 222, 0.5);
}

.pricing-card--highlight {
  background-color: var(--color-surface-container-highest);
  border: 2px solid var(--color-surface-tint);
  box-shadow: 0 0 30px rgba(0, 220, 222, 0.1);
}

.pricing-card__label {
  font-family: var(--font-label);
  color: var(--color-surface-tint);
  font-weight: 700;
  margin-bottom: 1rem;
}

.pricing-card__price {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}
.pricing-card__price span {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--color-on-surface-variant);
}

.pricing-card__desc {
  color: var(--color-on-surface-variant);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.pricing-btn {
  width: 100%;
  padding: 0.75rem;
  font-weight: 700;
  border-radius: 0.5rem;
  transition: all 0.2s;
}

.pricing-btn--secondary {
  background-color: var(--color-surface-variant);
  color: var(--color-primary);
}
.pricing-btn--secondary:hover {
  background-color: var(--color-surface-tint);
  color: var(--color-on-primary);
}

.pricing-btn--primary {
  background-color: var(--color-primary);
  color: var(--color-on-primary);
}
.pricing-btn--primary:hover {
  background-color: var(--color-surface-tint);
}

/* Contact Section */
.contact {
  background-color: var(--color-background);
  padding-bottom: var(--space-section);
}

.contact__header {
  text-align: center;
  margin-bottom: 4rem;
}

.contact__title {
  font-size: 3rem;
  font-weight: 900;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.contact__divider {
  height: 4px;
  width: 6rem;
  background-color: var(--color-surface-tint);
  margin: 1.5rem auto 0;
}

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: stretch;
}
@media (min-width: 768px) {
  .contact__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.contact-card {
  background-color: var(--color-surface-container-low);
  padding: 2.5rem;
  border-radius: 1rem;
  text-align: center;
  border: 1px solid rgba(58, 74, 74, 0.1);
  transition: all 0.3s;
}
.contact-card:hover {
  background-color: var(--color-surface-container-high);
}

.contact-card__icon {
  font-size: 2.5rem;
  color: var(--color-surface-tint);
  margin-bottom: 1.5rem;
  display: inline-block;
  transition: transform 0.3s;
}
.contact-card:hover .contact-card__icon {
  transform: scale(1.1);
}

.contact-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.contact-card__info {
  color: var(--color-on-surface-variant);
  font-family: monospace;
  font-size: 0.875rem;
}

/* Footer */
.footer {
  background-color: #020617; /* Slate 950 */
  padding: 5rem 0;
  border-top: 1px solid rgba(30, 41, 59, 0.3);
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
}

.footer__logo {
  font-size: 1.125rem;
  font-weight: 900;
  color: var(--color-primary);
}

.footer__nav {
  display: flex;
  gap: 3rem;
}

.footer__link {
  color: #64748b; /* Slate 500 */
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  transition: color 0.2s;
}
.footer__link:hover {
  color: var(--color-primary);
}

.footer__copyright {
  color: #64748b;
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.75rem;
  text-align: center;
}