/* ==========================================================================
   Equione - Website Styles
   https://equione.app
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Variables / Color Palette
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-bg: #000000;
  --color-bg-alt: #0a0a0a;
  --color-bg-card: #111111;
  --color-text: #ffffff;
  --color-text-muted: #888888;
  --color-text-subtle: #666666;
  --color-accent: #ffffff;
  --color-border: #222222;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-size-base: 16px;
  --line-height-base: 1.6;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-content: 800px;
  --border-radius: 8px;
}

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

html {
  font-size: var(--font-size-base);
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg {
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  transition: opacity 0.2s ease;
}

a:hover {
  opacity: 0.8;
}

/* --------------------------------------------------------------------------
   Typography
   -------------------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.1em;
}

h2 {
  font-size: 1.75rem;
  font-weight: 500;
}

h3 {
  font-size: 1.25rem;
  font-weight: 500;
}

p {
  margin-bottom: var(--spacing-sm);
}

/* --------------------------------------------------------------------------
   Layout Components
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container--narrow {
  max-width: var(--max-width-content);
}

section {
  padding: var(--spacing-xl) 0;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1rem;
  font-weight: 300;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--color-text);
}

.nav__logo svg {
  width: 28px;
  height: auto;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  list-style: none;
}

.nav__links a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.nav__links a:hover {
  color: var(--color-text);
  opacity: 1;
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--border-radius);
  transition: all 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn--primary {
  background: var(--color-text);
  color: var(--color-bg);
}

.btn--primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

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

.btn--secondary:hover {
  border-color: var(--color-text-muted);
  opacity: 1;
}

.btn--small {
  padding: 0.625rem 1.25rem;
  font-size: 0.8125rem;
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding-top: 72px;
}

.hero__logo {
  width: 120px;
  height: auto;
  margin-bottom: var(--spacing-md);
}

.hero__wordmark {
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.5em;
  text-transform: uppercase;
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}

.hero__tagline {
  max-width: 600px;
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  line-height: 1.7;
}

.hero__buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  justify-content: center;
}

/* --------------------------------------------------------------------------
   Clients Carousel
   -------------------------------------------------------------------------- */
.clients {
  padding: var(--spacing-lg) 0;
  overflow: hidden;
}

.clients__title {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

.clients__carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  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);
}

.clients__track {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  animation: scroll 40s linear infinite;
  width: max-content;
}

.clients__track img {
  height: 40px;
  width: auto;
  opacity: 0.6;
  filter: grayscale(100%) brightness(2);
  transition: opacity 0.3s ease, filter 0.3s ease;
}

.clients__track img:hover {
  opacity: 1;
  filter: grayscale(0%) brightness(1);
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* --------------------------------------------------------------------------
   Section Headers
   -------------------------------------------------------------------------- */
.section-header {
  text-align: center;
  margin-bottom: var(--spacing-lg);
}

.section-header h2 {
  margin-bottom: var(--spacing-xs);
}

.section-header p {
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto;
}

/* --------------------------------------------------------------------------
   Audience Section
   -------------------------------------------------------------------------- */
.audience {
  background: var(--color-bg-alt);
}

.audience__list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.audience__item {
  padding: var(--spacing-md);
  background: var(--color-bg-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
}

.audience__item h3 {
  margin-bottom: var(--spacing-xs);
}

.audience__item p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Features Section
   -------------------------------------------------------------------------- */
.features__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-md);
}

.feature-card {
  padding: var(--spacing-md);
  background: var(--color-bg-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
}

.feature-card__icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
  margin-bottom: var(--spacing-xs);
}

.feature-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   How It Works Section
   -------------------------------------------------------------------------- */
.how-it-works {
  background: var(--color-bg-alt);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-md);
  counter-reset: step;
}

.step {
  padding: var(--spacing-md);
  background: var(--color-bg-card);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-border);
  position: relative;
}

.step::before {
  counter-increment: step;
  content: counter(step);
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--color-text);
  color: var(--color-bg);
  border-radius: 50%;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.step h3 {
  margin-bottom: var(--spacing-xs);
}

.step p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   CTA Section
   -------------------------------------------------------------------------- */
.cta {
  text-align: center;
  padding: var(--spacing-xl) 0;
}

.cta h2 {
  margin-bottom: var(--spacing-sm);
}

.cta p {
  color: var(--color-text-muted);
  max-width: 500px;
  margin: 0 auto var(--spacing-md);
}

.cta__email {
  display: block;
  margin-top: var(--spacing-sm);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
}

.footer__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-sm);
  text-align: center;
}

.footer__links {
  display: flex;
  gap: var(--spacing-md);
  list-style: none;
}

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

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

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

/* --------------------------------------------------------------------------
   Privacy Policy Page
   -------------------------------------------------------------------------- */
.page-header {
  padding-top: calc(72px + var(--spacing-lg));
  padding-bottom: var(--spacing-lg);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}

.page-header h1 {
  margin-bottom: var(--spacing-xs);
}

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

.content {
  padding: var(--spacing-lg) 0;
}

.content h2 {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-sm);
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
}

.content h2:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.content h3 {
  margin-top: var(--spacing-md);
  margin-bottom: var(--spacing-xs);
}

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

.content ul, .content ol {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
  padding-left: var(--spacing-md);
}

.content li {
  margin-bottom: var(--spacing-xs);
}

.content a {
  color: var(--color-text);
  text-decoration: underline;
}

/* --------------------------------------------------------------------------
   Responsive Styles
   -------------------------------------------------------------------------- */
@media (max-width: 768px) {
  :root {
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
  }

  h1 {
    font-size: 2rem;
  }

  h2 {
    font-size: 1.5rem;
  }

  .nav__links {
    gap: var(--spacing-sm);
  }

  .nav__links a:not(.btn) {
    display: none;
  }

  .hero__logo {
    width: 100px;
  }

  .hero__wordmark {
    font-size: 1.25rem;
    letter-spacing: 0.4em;
  }

  .hero__tagline {
    font-size: 1rem;
    padding: 0 var(--spacing-sm);
  }

  .hero__buttons {
    flex-direction: column;
    width: 100%;
    padding: 0 var(--spacing-md);
  }

  .hero__buttons .btn {
    width: 100%;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--spacing-sm);
  }

  .nav__inner {
    height: 60px;
  }

  .nav__logo {
    font-size: 0.875rem;
    letter-spacing: 0.2em;
  }

  .nav__logo svg {
    width: 24px;
  }
}