/* Machinery — Official Website Styles */

:root {
  --color-bg: #0c0f14;
  --color-bg-elevated: #141922;
  --color-bg-card: #1a2030;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-text: #e8eaef;
  --color-text-muted: #8b93a7;
  --color-accent: #f59e0b;
  --color-accent-hover: #fbbf24;
  --color-accent-dim: rgba(245, 158, 11, 0.12);
  --color-steel: #64748b;
  --font-sans: "DM Sans", system-ui, sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
  --container: 1120px;
  --header-h: 72px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: min(100% - 2rem, var(--container));
  margin-inline: auto;
}

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

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

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(12, 15, 20, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
}

.logo-icon {
  font-size: 1.4rem;
  filter: grayscale(0.2);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  transition: color 0.2s;
}

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

.nav-cta {
  background: var(--color-accent);
  color: #0c0f14 !important;
  padding: 0.5rem 1.125rem;
  border-radius: 999px;
  font-weight: 600 !important;
}

.nav-cta:hover {
  background: var(--color-accent-hover);
}

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

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.875rem 1.75rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.9375rem;
  transition: background 0.2s, transform 0.15s;
}

.btn-primary {
  background: var(--color-accent);
  color: #0c0f14;
}

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

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

.btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.04);
}

/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(245, 158, 11, 0.15), transparent),
    radial-gradient(ellipse 60% 40% at 90% 80%, rgba(100, 116, 139, 0.12), transparent),
    linear-gradient(180deg, var(--color-bg) 0%, #0f1319 100%);
  pointer-events: none;
}

.hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: linear-gradient(180deg, black 30%, transparent 90%);
}

.hero-content {
  position: relative;
  padding-block: 4rem 6rem;
}

.hero-badge {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  padding: 0.375rem 0.875rem;
  border-radius: 999px;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(245, 158, 11, 0.25);
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.25rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  max-width: 16ch;
  margin-bottom: 1.25rem;
}

.hero h1 em {
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 400;
  color: var(--color-accent);
}

.hero-desc {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 52ch;
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.hero-stats {
  display: flex;
  gap: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
}

.stat strong {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

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

/* Sections */
.section {
  padding-block: 5rem;
}

.section-header {
  text-align: center;
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

/* Features */
.features {
  background: var(--color-bg-elevated);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
}

.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: rgba(245, 158, 11, 0.3);
  transform: translateY(-2px);
}

.feature-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-accent-dim);
  border-radius: var(--radius);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
}

/* Screenshots */
.screenshot-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  align-items: end;
}

.screenshot-item {
  text-align: center;
}

.screenshot-item--featured {
  transform: translateY(-1rem);
}

.screenshot-item--featured .screenshot-frame {
  box-shadow: var(--shadow), 0 0 0 1px rgba(245, 158, 11, 0.2);
}

.screenshot-frame {
  position: relative;
  aspect-ratio: 9 / 19.5;
  background: var(--color-bg-card);
  border-radius: 24px;
  border: 3px solid #2a3142;
  overflow: hidden;
  margin-bottom: 1rem;
}

.screenshot-frame::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 4px;
  background: #2a3142;
  border-radius: 999px;
  z-index: 2;
}

.screenshot-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.screenshot-placeholder {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  height: 100%;
  background: linear-gradient(160deg, #1e2535 0%, #141922 100%);
  color: var(--color-text-muted);
  padding: 1rem;
}

.screenshot-frame:not(:has(.screenshot-img[style*="display: none"])) .screenshot-placeholder {
  display: none;
}

.screenshot-frame:has(.screenshot-img[style*="display: none"]) .screenshot-placeholder,
.screenshot-frame:not(:has(.screenshot-img)) .screenshot-placeholder {
  display: flex;
}

.placeholder-icon {
  font-size: 2rem;
  opacity: 0.5;
}

.placeholder-label {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text);
}

.placeholder-hint {
  font-size: 0.75rem;
  opacity: 0.7;
}

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

.screenshot-note {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.8125rem;
  color: var(--color-steel);
}

.screenshot-note code {
  background: rgba(255, 255, 255, 0.06);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.8125rem;
}

/* How it works */
.how-it-works {
  background: var(--color-bg-elevated);
}

.steps {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
  counter-reset: step;
}

.step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.step-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent);
  opacity: 0.6;
  line-height: 1;
  flex-shrink: 0;
}

.step h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
}

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

/* Categories */
.category-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.category-tags span {
  padding: 0.5rem 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: border-color 0.2s, color 0.2s;
}

.category-tags span:hover {
  border-color: rgba(245, 158, 11, 0.4);
  color: var(--color-text);
}

/* Download */
.download-card {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 3rem;
  align-items: center;
  background: linear-gradient(135deg, #1a2030 0%, #141922 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 3rem;
  overflow: hidden;
  position: relative;
}

.download-card::before {
  content: "";
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(circle, rgba(245, 158, 11, 0.08), transparent 70%);
  pointer-events: none;
}

.download-text h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.download-text p {
  color: var(--color-text-muted);
  margin-bottom: 1.75rem;
  max-width: 42ch;
}

.store-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: #0c0f14;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 0.625rem 1.25rem;
  transition: border-color 0.2s, background 0.2s;
}

.store-btn:hover {
  border-color: rgba(255, 255, 255, 0.2);
  background: rgba(0, 0, 0, 0.5);
}

.store-btn span {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
  font-weight: 600;
  font-size: 0.9375rem;
}

.store-btn small {
  font-weight: 400;
  font-size: 0.6875rem;
  color: var(--color-text-muted);
}

.phone-mockup {
  width: 220px;
  aspect-ratio: 9 / 19.5;
  background: #2a3142;
  border-radius: 32px;
  padding: 10px;
  box-shadow: var(--shadow);
}

.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(160deg, #1e2535, #141922);
}

.phone-screen img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.phone-screen--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
}

.phone-screen--placeholder::after {
  content: "📱";
  font-size: 3rem;
  opacity: 0.3;
}

/* Footer */
.footer {
  border-top: 1px solid var(--color-border);
  padding-top: 3.5rem;
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.2fr 2fr;
  gap: 3rem;
  padding-bottom: 2.5rem;
}

.footer-brand p {
  margin-top: 0.75rem;
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  max-width: 32ch;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-links h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

.footer-links ul {
  list-style: none;
}

.footer-links li + li {
  margin-top: 0.5rem;
}

.footer-links a {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  transition: color 0.2s;
}

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

.footer-bottom {
  padding-block: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.footer-bottom p {
  font-size: 0.8125rem;
  color: var(--color-steel);
}

/* Responsive */
@media (max-width: 960px) {
  .screenshot-gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .screenshot-item--featured {
    transform: none;
  }

  .download-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .download-text p {
    margin-inline: auto;
  }

  .store-buttons {
    justify-content: center;
  }

  .download-visual {
    display: flex;
    justify-content: center;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .nav-links {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
    padding: 1rem;
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    padding: 0.75rem;
  }

  .menu-toggle {
    display: flex;
  }

  .menu-toggle.is-open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .menu-toggle.is-open span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle.is-open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero-stats {
    gap: 1.5rem;
  }

  .screenshot-gallery {
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }

  .footer-links {
    grid-template-columns: 1fr 1fr;
  }
}