/* ========================================
   ANTON — Static Site Styles
   Dark theme inspired by arcade.dev
   ======================================== */

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

:root {
  --c-bg: #0a0a0a;
  --c-bg-elevated: #111113;
  --c-bg-card: #151518;
  --c-border: rgba(255, 255, 255, 0.08);
  --c-border-hover: rgba(255, 255, 255, 0.15);
  --c-text: #f0f0f0;
  --c-text-secondary: rgba(255, 255, 255, 0.6);
  --c-text-muted: rgba(255, 255, 255, 0.4);
  --c-accent: #ff3b30;
  --c-accent-hover: #e6352b;
  --c-code-bg: #1a1a1e;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --container: 1200px;
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.2s ease;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font);
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

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

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

/* --- Layout --- */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.page-wrapper {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

/* --- Typography --- */
.section-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--c-text-secondary);
  max-width: 600px;
  margin-top: 1rem;
}

.text-gradient {
  background: linear-gradient(135deg, var(--c-accent) 0%, #ff6b5a 50%, #ff9a8b 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn--primary {
  background: var(--c-accent);
  color: #fff;
  border-color: var(--c-accent);
}

.btn--primary:hover {
  background: var(--c-accent-hover);
  border-color: var(--c-accent-hover);
  transform: translateY(-1px);
}

.btn--outline {
  background: transparent;
  color: var(--c-text);
  border-color: var(--c-border-hover);
}

.btn--outline:hover {
  border-color: rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.05);
}

.btn--ghost {
  background: transparent;
  color: var(--c-text-secondary);
  border-color: transparent;
}

.btn--ghost:hover {
  color: var(--c-text);
}

.btn--lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius);
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.btn--block {
  width: 100%;
}

/* --- Grid Background --- */
.grid-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.grid-bg svg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 200%;
  height: 200%;
  opacity: 1;
}

/* ========================================
   NAVIGATION
   ======================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s ease;
}

.nav.scrolled {
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
  padding: 0.75rem 0;
}

.nav_container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav_logo {
  color: var(--c-text);
  flex-shrink: 0;
}

.nav_links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav_link {
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition);
}

.nav_link:hover {
  color: var(--c-text);
  background: rgba(255, 255, 255, 0.05);
}

.nav_actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Mobile toggle */
.nav_mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

.nav_mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-text);
  transition: all 0.3s ease;
  border-radius: 2px;
}

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

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

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

/* Mobile menu */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--c-bg);
  padding-top: 5rem;
}

.mobile-menu.active {
  display: block;
}

.mobile-menu_inner {
  display: flex;
  flex-direction: column;
  padding: 2rem 1.5rem;
  gap: 0.5rem;
}

.mobile-menu_link {
  font-size: 1.25rem;
  font-weight: 600;
  padding: 0.75rem 0;
  color: var(--c-text-secondary);
  border-bottom: 1px solid var(--c-border);
}

.mobile-menu_actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

/* ========================================
   HERO
   ======================================== */
.hero {
  position: relative;
  padding: 10rem 0 6rem;
  overflow: hidden;
  text-align: center;
}

.hero_content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  margin: 0 auto;
}

.hero_badge {
  display: inline-block;
  padding: 0.375rem 1rem;
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--c-accent);
  border: 1px solid rgba(255, 59, 48, 0.3);
  background: rgba(255, 59, 48, 0.08);
  margin-bottom: 1.5rem;
}

.hero_title {
  font-size: clamp(2.75rem, 7vw, 5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}

.hero_subtitle {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--c-text-secondary);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.hero_actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.hero_gradient-left,
.hero_gradient-right {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.15;
  pointer-events: none;
}

.hero_gradient-left {
  bottom: -200px;
  left: -200px;
  background: var(--c-accent);
}

.hero_gradient-right {
  top: -100px;
  right: -200px;
  background: #6366f1;
}

/* ========================================
   LOGO STRIP
   ======================================== */
.logos {
  padding: 4rem 0;
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}

.logos_label {
  text-align: center;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--c-text-muted);
  margin-bottom: 2rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.logos_strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.logos_item {
  opacity: 0.5;
  transition: opacity var(--transition);
}

.logos_item:hover {
  opacity: 0.8;
}

/* ========================================
   ABOUT SECTION
   ======================================== */
.about {
  position: relative;
  padding: 8rem 0;
  overflow: hidden;
}

.about_wrapper {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.about_heading {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.about_heading .text-gradient {
  font-size: clamp(3rem, 7vw, 5.5rem);
}

.about_text {
  font-size: 1.125rem;
  color: var(--c-text-secondary);
  line-height: 1.7;
}

.about_text + .about_text {
  margin-top: 1.5rem;
}

/* ========================================
   FEATURES
   ======================================== */
.features {
  padding: 6rem 0 8rem;
}

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

.features_header .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

.features_grid {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  align-items: start;
}

.features_col {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.features_col--right {
  position: sticky;
  top: 6rem;
}

/* Feature Card */
.feature-card {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color 0.3s ease;
}

.feature-card:hover {
  border-color: var(--c-border-hover);
}

.feature-card_visual {
  padding: 2.5rem 2.5rem 0;
  display: flex;
  justify-content: center;
}

.feature-card_icon {
  width: 80px;
  height: 80px;
  border-radius: 16px;
  background: rgba(255, 59, 48, 0.08);
  border: 1px solid rgba(255, 59, 48, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--c-accent);
}

.feature-card_content {
  padding: 2rem 2.5rem 2.5rem;
}

.feature-card_title {
  font-size: 1.375rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.01em;
}

.feature-card_desc {
  font-size: 0.9375rem;
  color: var(--c-text-secondary);
  line-height: 1.65;
  margin-bottom: 1.5rem;
}

/* ========================================
   CODE BLOCKS
   ======================================== */
.code-block {
  background: var(--c-code-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: hidden;
}

.code-block_tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--c-border);
  padding: 0 0.5rem;
}

.code-tab {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  font-family: var(--font);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--c-text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

.code-tab:hover {
  color: var(--c-text-secondary);
}

.code-tab.active {
  color: var(--c-text);
  border-bottom-color: var(--c-accent);
}

.code-tab_dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.code-block_body {
  position: relative;
  padding: 1.25rem 1.5rem;
  min-height: 200px;
}

.code-panel {
  display: none;
  margin: 0;
  overflow-x: auto;
}

.code-panel.active {
  display: block;
}

.code-panel code {
  font-family: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
  font-size: 0.8125rem;
  line-height: 1.75;
  color: #e0e0e0;
  white-space: pre;
}

/* Syntax highlighting */
.code-panel .kw { color: #c792ea; }
.code-panel .str { color: #a5e075; }
.code-panel .fn { color: #82aaff; }
.code-panel .comment { color: #546e7a; }
.code-panel .hl { color: #f5ab35; }

.code-copy {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.375rem 0.75rem;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  color: var(--c-text-muted);
  font-family: var(--font);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition);
}

.code-copy:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--c-text);
}

/* ========================================
   TESTIMONIALS
   ======================================== */
.testimonials {
  padding: 6rem 0;
  border-top: 1px solid var(--c-border);
}

.testimonials_wrapper {
  max-width: 700px;
  margin: 0 auto;
}

.testimonials_track {
  position: relative;
  min-height: 250px;
}

.testimonial-card {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.4s ease;
  pointer-events: none;
}

.testimonial-card.active {
  position: relative;
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.testimonial-card_quote {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  line-height: 1.7;
  color: var(--c-text-secondary);
  font-style: italic;
  margin-bottom: 2rem;
}

.testimonial-card_author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.testimonial-card_avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(255, 59, 48, 0.15);
  border: 1px solid rgba(255, 59, 48, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--c-accent);
  flex-shrink: 0;
}

.testimonial-card_name {
  font-weight: 600;
  font-size: 0.9375rem;
}

.testimonial-card_role {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
}

.testimonials_nav {
  display: flex;
  gap: 0.5rem;
  margin-top: 2rem;
  justify-content: center;
}

.testimonials_btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--c-border);
  color: var(--c-text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition);
}

.testimonials_btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--c-text);
  border-color: var(--c-border-hover);
}

/* ========================================
   PRICING
   ======================================== */
.pricing {
  padding: 6rem 0 8rem;
  border-top: 1px solid var(--c-border);
}

.pricing_grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 4rem;
}

.pricing-card {
  position: relative;
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s ease;
}

.pricing-card:hover {
  border-color: var(--c-border-hover);
}

.pricing-card--featured {
  border-color: rgba(255, 59, 48, 0.35);
  background: linear-gradient(180deg, rgba(255, 59, 48, 0.05) 0%, var(--c-bg-card) 40%);
}

.pricing-card--featured:hover {
  border-color: rgba(255, 59, 48, 0.5);
}

.pricing-card_badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.25rem 1rem;
  background: var(--c-accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-card_header {
  margin-bottom: 2rem;
}

.pricing-card_name {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.pricing-card_price {
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.pricing-card_price span {
  font-size: 1rem;
  font-weight: 500;
  color: var(--c-text-muted);
}

.pricing-card_desc {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
}

.pricing-card_features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  flex: 1;
}

.pricing-card_features li {
  font-size: 0.875rem;
  color: var(--c-text-secondary);
  padding-left: 1.5rem;
  position: relative;
}

.pricing-card_features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--c-accent);
  opacity: 0.6;
}

/* ========================================
   CTA SECTION
   ======================================== */
.cta {
  position: relative;
  padding: 8rem 0;
  text-align: center;
  overflow: hidden;
  border-top: 1px solid var(--c-border);
}

.cta_content {
  position: relative;
  z-index: 1;
}

.cta_title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.cta_subtitle {
  font-size: 1.125rem;
  color: var(--c-text-secondary);
  margin-bottom: 2.5rem;
}

/* ========================================
   FOOTER
   ======================================== */
.footer {
  border-top: 1px solid var(--c-border);
  padding: 4rem 0 2rem;
  background: var(--c-bg-elevated);
}

.footer_top {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 4rem;
  margin-bottom: 3rem;
}

.footer_tagline {
  font-size: 0.875rem;
  color: var(--c-text-muted);
  margin-top: 1rem;
  max-width: 250px;
}

.footer_columns {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.footer_col-title {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--c-text-muted);
  margin-bottom: 1rem;
}

.footer_link {
  display: block;
  font-size: 0.875rem;
  color: var(--c-text-secondary);
  padding: 0.375rem 0;
  transition: color var(--transition);
}

.footer_link:hover {
  color: var(--c-text);
}

.footer_bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--c-border);
}

.footer_copy {
  font-size: 0.8125rem;
  color: var(--c-text-muted);
}

.footer_socials {
  display: flex;
  gap: 1rem;
}

.footer_social {
  color: var(--c-text-muted);
  transition: color var(--transition);
}

.footer_social:hover {
  color: var(--c-text);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .features_grid {
    grid-template-columns: 1fr;
  }

  .features_col--right {
    position: static;
  }

  .about_wrapper {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer_top {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .nav_links,
  .nav_actions {
    display: none;
  }

  .nav_mobile-toggle {
    display: flex;
  }

  .hero {
    padding: 8rem 0 4rem;
  }

  .hero_title {
    font-size: clamp(2.25rem, 8vw, 3.5rem);
  }

  .hero_actions {
    flex-direction: column;
    align-items: stretch;
  }

  .logos_strip {
    gap: 2rem;
  }

  .pricing_grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .footer_columns {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer_bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .about {
    padding: 5rem 0;
  }

  .features {
    padding: 4rem 0 5rem;
  }

  .testimonials {
    padding: 4rem 0;
  }

  .pricing {
    padding: 4rem 0 5rem;
  }

  .cta {
    padding: 5rem 0;
  }
}

@media (max-width: 480px) {
  .feature-card_content {
    padding: 1.5rem;
  }

  .feature-card_visual {
    padding: 1.5rem 1.5rem 0;
  }

  .code-block_body {
    padding: 1rem;
  }

  .code-panel code {
    font-size: 0.75rem;
  }

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

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

.hero_content {
  animation: fadeInUp 0.8s ease forwards;
}

.hero_badge {
  animation: fadeInUp 0.6s ease forwards;
}

/* Subtle float for gradients */
@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(20px, -20px); }
}

.hero_gradient-left {
  animation: float 15s ease-in-out infinite;
}

.hero_gradient-right {
  animation: float 18s ease-in-out infinite reverse;
}