/* ===========================
   high5 ventures – Stylesheet
   Dark theme, modern tech aesthetic
   =========================== */

:root {
  --color-bg: #0a0a0f;
  --color-bg-elevated: #12121a;
  --color-bg-card: #16161f;
  --color-bg-card-hover: #1c1c28;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-hover: rgba(255, 255, 255, 0.15);
  --color-text: #e4e4e7;
  --color-text-muted: #8b8b9e;
  --color-text-subtle: #5a5a6e;
  --color-white: #ffffff;
  --color-accent: #f58220;
  --color-accent-light: #ff9a3e;
  --color-accent-glow: rgba(245, 130, 32, 0.15);
  --color-green: #22c55e;
  --color-amber: #f59e0b;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --container-max: 1200px;
  --nav-height: 72px;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

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

/* ===========================
   Navigation
   =========================== */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.nav--scrolled {
  border-bottom-color: var(--color-border);
}

.nav__container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__logo {
  display: flex;
  align-items: center;
}

.nav__logo-img {
  height: 32px;
  width: auto;
}

.nav__links {
  display: flex;
  gap: 36px;
}

.nav__links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  transition: color var(--transition);
  position: relative;
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-accent-light);
  transition: width var(--transition);
}

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

.nav__links a:hover::after {
  width: 100%;
}

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav__toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===========================
   Hero
   =========================== */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

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

.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

.hero__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.4;
}

.hero__glow--1 {
  width: 600px;
  height: 600px;
  background: var(--color-accent);
  top: -200px;
  right: -100px;
  opacity: 0.15;
}

.hero__glow--2 {
  width: 400px;
  height: 400px;
  background: #f58220;
  bottom: -100px;
  left: -100px;
  opacity: 0.1;
}

.hero__container {
  position: relative;
  text-align: center;
  max-width: 800px;
  padding: 0 24px;
}

.hero__label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

.hero__title {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-white);
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.1s forwards;
}

.hero__title-accent {
  background: linear-gradient(135deg, var(--color-accent-light), #ffb366);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero__subtitle {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 600px;
  margin: 0 auto 40px;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.2s forwards;
}

.hero__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.3s forwards;
}

.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  opacity: 0;
  animation: fadeInUp 0.8s ease 0.5s forwards;
}

.hero__scroll span {
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
}

.hero__scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-accent-light), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

/* ===========================
   Buttons
   =========================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
}

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-accent-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--color-accent-glow);
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-border-hover);
  background: var(--color-bg-elevated);
  transform: translateY(-2px);
}

/* ===========================
   Sections (shared)
   =========================== */

.section {
  padding: 120px 0;
  position: relative;
}

.section__header {
  margin-bottom: 64px;
}

.section__label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-accent-light);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--color-white);
  line-height: 1.15;
}

/* ===========================
   About
   =========================== */

.about__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 80px;
  align-items: start;
}

.about__text p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.about__text p:last-child {
  margin-bottom: 0;
}

.about__stats {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.stat {
  padding: 24px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition);
}

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

.stat__number {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: -0.02em;
  margin-bottom: 4px;
}

.stat__label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* ===========================
   Products
   =========================== */

.products {
  background: var(--color-bg-elevated);
}

.products__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
}

.product-card {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px;
  transition: all var(--transition);
}

.product-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.product-card--coming-soon {
  opacity: 0.85;
}

.product-card--coming-soon:hover {
  opacity: 1;
}

.product-card__badge {
  position: absolute;
  top: 20px;
  right: 20px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 20px;
}

.product-card__badge--live {
  background: rgba(34, 197, 94, 0.15);
  color: var(--color-green);
  border: 1px solid rgba(34, 197, 94, 0.3);
}

.product-card__badge--soon {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-amber);
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.product-card__icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-glow);
  border-radius: var(--radius-sm);
  margin-bottom: 24px;
  color: var(--color-accent-light);
}

.product-card__icon svg {
  width: 32px;
  height: 32px;
}

.product-card__title {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-white);
  margin-bottom: 12px;
}

.product-card__desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.product-card__features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 28px;
}

.product-card__features li {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: rgba(255, 255, 255, 0.05);
  padding: 6px 14px;
  border-radius: 20px;
  border: 1px solid var(--color-border);
}

.product-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent-light);
  transition: gap var(--transition), color var(--transition);
}

.product-card__link:hover {
  gap: 10px;
  color: var(--color-white);
}

.product-card__link--disabled {
  color: var(--color-text-subtle);
  cursor: default;
}

.product-card__link--disabled:hover {
  color: var(--color-text-subtle);
  gap: 6px;
}

/* ===========================
   Portfolio
   =========================== */

.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
  gap: 32px;
}

.portfolio-card {
  position: relative;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 40px;
  transition: all var(--transition);
  display: block;
}

.portfolio-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.portfolio-card__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.portfolio-card__desc {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}

.portfolio-card__link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-accent-light);
  transition: gap var(--transition);
}

.portfolio-card:hover .portfolio-card__link {
  gap: 10px;
}

/* ===========================
   Contact
   =========================== */

.contact {
  background: var(--color-bg-elevated);
}

.contact__content {
  text-align: center;
  max-width: 500px;
  margin: 0 auto;
}

.contact__text {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.contact__email {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-accent-light);
  padding: 16px 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.contact__email:hover {
  border-color: var(--color-accent);
  background: var(--color-accent-glow);
  transform: translateY(-2px);
}

/* ===========================
   Footer
   =========================== */

.footer {
  padding: 80px 0 40px;
  border-top: 1px solid var(--color-border);
}

.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 60px;
  margin-bottom: 60px;
}

.footer__logo-img {
  height: 36px;
  width: auto;
  margin-bottom: 8px;
}

.footer__tagline {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.footer__heading {
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-subtle);
  margin-bottom: 20px;
}

.footer__legal p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.8;
  margin-bottom: 12px;
}

.footer__legal a {
  color: var(--color-accent-light);
  transition: color var(--transition);
}

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

.footer__links ul {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer__links a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--color-accent-light);
}

.footer__bottom {
  padding-top: 40px;
  border-top: 1px solid var(--color-border);
}

.footer__bottom p {
  font-size: 0.8125rem;
  color: var(--color-text-subtle);
}

/* ===========================
   Animations
   =========================== */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

/* Scroll-triggered animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   Responsive
   =========================== */

@media (max-width: 1024px) {
  .about__grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .about__stats {
    flex-direction: row;
  }

  .stat {
    flex: 1;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  :root {
    --nav-height: 64px;
  }

  .nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    padding: 16px 0;
  }

  .nav__links.open {
    display: flex;
  }

  .nav__links a {
    padding: 12px 24px;
    display: block;
  }

  .nav__links a::after {
    display: none;
  }

  .nav__toggle {
    display: flex;
  }

  .nav__toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav__toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav__toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .section {
    padding: 80px 0;
  }

  .section__header {
    margin-bottom: 40px;
  }

  .products__grid {
    grid-template-columns: 1fr;
  }

  .product-card {
    padding: 28px;
  }

  .about__stats {
    flex-direction: column;
  }

  .portfolio__grid {
    grid-template-columns: 1fr;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero__actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}