/* Fuji Concepts — beta.fujiconcepts.com */
/* Site-level CSS for marketing & product pages */

:root {
  --bg: #0a0a12;
  --bg-surface: #12121e;
  --bg-card: #16162a;
  --text: #e0e0e8;
  --text-muted: #8888a0;
  --text-dim: #606078;
  --heading-light: #c0b8e8;
  --accent: #8080e0;
  --accent-dark: #5050a0;
  --accent-light: #c8c0f0;
  --link: #8080e0;
  --link-hover: #c0b8e8;
  --code-bg: rgba(128, 128, 224, 0.08);
  --code-border: rgba(128, 128, 224, 0.15);
  --border: rgba(128, 128, 224, 0.15);
  --border-hover: rgba(128, 128, 224, 0.35);
  --glow: rgba(100, 80, 200, 0.15);
  --glow-strong: rgba(100, 80, 200, 0.25);
  --nav-height: 64px;
  --max-width: 1100px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Backdrop gradient */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 40%, rgba(90, 60, 180, 0.12), transparent),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(40, 100, 200, 0.08), transparent),
    radial-gradient(ellipse 50% 40% at 80% 70%, rgba(200, 60, 100, 0.06), transparent);
  z-index: 0;
  pointer-events: none;
}

/* Scanline overlay */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.03) 2px,
    rgba(0, 0, 0, 0.03) 4px
  );
}

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

a:hover {
  color: var(--link-hover);
}

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

/* ---- Navigation ---- */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  z-index: 1000;
  background: rgba(10, 10, 18, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-inner {
  width: 100%;
  max-width: var(--max-width);
  padding: 0 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--heading-light);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.nav-brand svg {
  width: 32px;
  height: 32px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover {
  color: var(--text);
  background: rgba(128, 128, 224, 0.08);
}

.nav-links a.active {
  color: var(--accent-light);
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 50%;
  transform: translateX(-50%);
  background: rgba(18, 18, 30, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.5rem;
  min-width: 180px;
  list-style: none;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.nav-dropdown:hover .nav-dropdown-menu {
  display: block;
}

.nav-dropdown-menu a {
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: 6px;
  font-size: 0.875rem;
}

.nav-dropdown-menu a:hover {
  background: rgba(128, 128, 224, 0.1);
}

/* Nav CTA */
.nav-cta {
  margin-left: 0.5rem;
}

.nav-cta .btn {
  font-size: 0.85rem;
  padding: 0.45rem 1.1rem;
}

/* Hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 0.5rem;
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

/* ---- Buttons ---- */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.65rem 1.5rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: inherit;
  text-decoration: none;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.15s, box-shadow 0.2s;
  border: none;
}

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

.btn-primary {
  background: linear-gradient(135deg, #7060c0, #5050a0);
  color: #e8e4f8;
  box-shadow: 0 4px 16px rgba(80, 80, 160, 0.3);
}

.btn-primary:hover {
  color: #fff;
  box-shadow: 0 6px 24px rgba(80, 80, 160, 0.4);
}

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

.btn-outline:hover {
  color: #fff;
  border-color: var(--border-hover);
  background: rgba(128, 128, 224, 0.08);
}

/* ---- Badges ---- */

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 500;
  border: 1px solid var(--border);
  color: var(--text-muted);
  background: var(--code-bg);
}

.badge-group {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1rem;
}

/* ---- Sections ---- */

.section {
  position: relative;
  z-index: 1;
  padding: 5rem 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.section-narrow {
  max-width: 800px;
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-header h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--heading-light);
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ---- Hero ---- */

.hero {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: calc(var(--nav-height) + 4rem) 1.5rem 4rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-logo {
  width: 100px;
  height: 100px;
  margin: 0 auto 1.5rem;
}

.hero-logo svg {
  width: 100%;
  height: 100%;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, #c8c0f0, #8080e0);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 540px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---- Product Cards ---- */

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2rem;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.product-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 8px 40px var(--glow);
}

.product-card-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: rgba(128, 128, 224, 0.1);
  font-size: 1.5rem;
}

.product-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--heading-light);
  margin-bottom: 0.25rem;
}

.product-card .subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.product-card ul {
  list-style: none;
  margin-bottom: 1.5rem;
}

.product-card ul li {
  padding: 0.3rem 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.product-card ul li::before {
  content: '→ ';
  color: var(--accent);
}

.product-card .card-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-light);
}

.product-card .card-link:hover {
  color: #fff;
}

/* ---- Feature Grid ---- */

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  transition: border-color 0.3s;
}

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

.feature-card-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--heading-light);
  margin-bottom: 0.35rem;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ---- Feature Sections (alternating) ---- */

.feature-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 3rem 0;
}

.feature-section:nth-child(even) .feature-section-text {
  order: 2;
}

.feature-section:nth-child(even) .feature-section-visual {
  order: 1;
}

.feature-section-text h3 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--heading-light);
  margin-bottom: 0.75rem;
}

.feature-section-text p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.feature-section-text ul {
  list-style: none;
  margin-top: 1rem;
}

.feature-section-text ul li {
  padding: 0.35rem 0;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.feature-section-text ul li::before {
  content: '→ ';
  color: var(--accent);
}

.feature-section-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 2.5rem;
  min-height: 200px;
  font-size: 3rem;
}

/* ---- CTA Section ---- */

.cta-section {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 4rem 1.5rem;
  max-width: 600px;
  margin: 0 auto;
}

.cta-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--heading-light);
  margin-bottom: 0.5rem;
}

.cta-section p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.cta-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ---- Signup Form ---- */

.signup-section {
  text-align: center;
  padding: 3rem 0;
}

.signup-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--heading-light);
  margin-bottom: 0.25rem;
}

.signup-section > p {
  color: var(--text-dim);
  font-size: 0.9rem;
  margin-bottom: 1.25rem;
}

.signup-form {
  display: flex;
  gap: 0.5rem;
  max-width: 440px;
  margin: 0 auto;
}

.signup-form input {
  flex: 1;
  padding: 0.6rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--code-bg);
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s;
}

.signup-form input::placeholder {
  color: var(--text-dim);
}

.signup-form input:focus {
  border-color: var(--border-hover);
}

.signup-form button {
  padding: 0.6rem 1.25rem;
  border: none;
  border-radius: 8px;
  background: linear-gradient(135deg, #7060c0, #5050a0);
  color: #e8e4f8;
  font-size: 0.9rem;
  font-family: inherit;
  font-weight: 600;
  cursor: pointer;
  transition: opacity 0.2s;
}

.signup-form button:hover {
  opacity: 0.85;
}

.signup-success {
  display: none;
  padding: 0.75rem;
  border: 1px solid rgba(100, 200, 120, 0.3);
  border-radius: 8px;
  background: rgba(100, 200, 120, 0.08);
  color: #90d8a0;
  font-size: 0.875rem;
  max-width: 440px;
  margin: 0.75rem auto 0;
}

/* ---- Docs Link Cards ---- */

.docs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.docs-card {
  display: block;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.5rem;
  transition: border-color 0.3s, box-shadow 0.3s;
  text-decoration: none;
}

.docs-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 4px 24px var(--glow);
  color: var(--text);
}

.docs-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--heading-light);
  margin-bottom: 0.35rem;
}

.docs-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ---- Tables ---- */

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th {
  text-align: left;
  padding: 0.75rem 1rem;
  border-bottom: 2px solid var(--border);
  color: var(--heading-light);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid rgba(128, 128, 224, 0.08);
  color: var(--text-muted);
}

tr:hover td {
  background: rgba(128, 128, 224, 0.04);
}

/* ---- Footer ---- */

.site-footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--border);
  padding: 3rem 1.5rem 2rem;
  margin-top: 2rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--heading-light);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

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

.footer-col ul li {
  margin-bottom: 0.4rem;
}

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

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

.footer-bottom {
  max-width: var(--max-width);
  margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(128, 128, 224, 0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: var(--text-dim);
}

.footer-bottom a {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* ---- Page content offset ---- */

.page-content {
  position: relative;
  z-index: 1;
  padding-top: var(--nav-height);
}

/* ---- About page ---- */

.about-section {
  padding: 2.5rem 0;
}

.about-section h2 {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--heading-light);
  margin-bottom: 0.75rem;
}

.about-section p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.about-section ul {
  list-style: none;
  margin-top: 0.5rem;
}

.about-section ul li {
  padding: 0.3rem 0;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.about-section ul li::before {
  content: '→ ';
  color: var(--accent);
}

.app-family-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1rem;
}

.app-family-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.25rem;
}

.app-family-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--heading-light);
  margin-bottom: 0.35rem;
}

.app-family-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

.app-family-card .status-tag {
  display: inline-block;
  font-size: 0.75rem;
  padding: 0.15rem 0.5rem;
  border-radius: 999px;
  background: rgba(128, 128, 224, 0.1);
  color: var(--accent);
  margin-bottom: 0.5rem;
}

/* ---- Responsive ---- */

@media (max-width: 768px) {
  .nav-links,
  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  /* Mobile menu */
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(10, 10, 18, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    gap: 0;
  }

  .nav-links.open a {
    padding: 0.75rem 1rem;
    display: block;
    width: 100%;
  }

  .nav-cta.open {
    display: block;
    position: fixed;
    top: calc(var(--nav-height) + 200px);
    left: 1rem;
    right: 1rem;
    z-index: 1001;
  }

  .nav-dropdown-menu {
    position: static;
    transform: none;
    background: transparent;
    border: none;
    box-shadow: none;
    padding: 0 0 0 1rem;
    display: block;
  }

  .product-grid,
  .docs-grid,
  .app-family-grid {
    grid-template-columns: 1fr;
  }

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

  .feature-section {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .feature-section:nth-child(even) .feature-section-text,
  .feature-section:nth-child(even) .feature-section-visual {
    order: unset;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
  }

  .hero {
    padding-top: calc(var(--nav-height) + 2rem);
  }

  .section {
    padding: 3rem 1.5rem;
  }

  .signup-form {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}