/* ============================================================
   FridayForge — Shared Stylesheet
   Brand colors from Crestron Diagnostic Tool
   ============================================================ */

/* ---------- CSS Variables ---------- */
:root {
  --bg:        #E8EAF0;
  --surface:   #F0F2FA;
  --accent:    #7C5CBF;
  --accent-dk: #6349a8;
  --text:      #2D2D3F;
  --dim:       #7A7A9A;
  --green:     #4CAF50;
  --amber:     #F59E0B;
  --red:       #EF4444;
  --white:     #FFFFFF;
  --shadow-out: 6px 6px 16px #C8CADB, -4px -4px 12px #FFFFFF;
  --shadow-sm:  3px 3px 8px #C8CADB, -2px -2px 6px #FFFFFF;
  --radius:    16px;
  --radius-sm: 10px;
  --pill:      24px;
  --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

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

h1, h2, h3, h4 { line-height: 1.25; color: var(--text); }

main { flex: 1; }

/* ---------- Navigation ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--surface);
  box-shadow: 0 2px 12px #C8CADB;
  padding: 0 2rem;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.nav-logo {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  white-space: nowrap;
}
.nav-logo:hover { text-decoration: none; opacity: 0.85; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  list-style: none;
}

.nav-links a {
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); text-decoration: none; }

@media (max-width: 640px) {
  .nav-links .nav-link-hide { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 1.4rem;
  border-radius: var(--pill);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  border: none;
  font-family: var(--font);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent);
  color: var(--white);
  box-shadow: 0 4px 12px rgba(124,92,191,0.35);
}
.btn-primary:hover {
  background: var(--accent-dk);
  text-decoration: none;
  color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(124,92,191,0.45);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent);
  color: var(--white);
  text-decoration: none;
}

.btn-lg {
  padding: 0.75rem 2rem;
  font-size: 1.05rem;
}

.btn-sm {
  padding: 0.4rem 1rem;
  font-size: 0.85rem;
}

/* ---------- Cards (neumorphic) ---------- */
.card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-out);
  padding: 1.75rem;
}

.card-sm {
  background: var(--surface);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  padding: 1.25rem;
}

/* ---------- Hero ---------- */
.hero {
  padding: 5rem 2rem 4rem;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.hero-eyebrow {
  display: inline-block;
  background: rgba(124,92,191,0.12);
  color: var(--accent);
  border-radius: var(--pill);
  padding: 0.3rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--accent) 0%, #a07de0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.15rem;
  color: var(--dim);
  max-width: 580px;
  margin: 0 auto 2rem;
}

/* ---------- Section ---------- */
.section {
  padding: 3.5rem 2rem;
  max-width: 1100px;
  margin: 0 auto;
  width: 100%;
}

.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.section-sub {
  color: var(--dim);
  margin-bottom: 2.5rem;
  font-size: 1rem;
}

/* ---------- Feature Grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-out);
  padding: 2rem 1.5rem;
  text-align: center;
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 0.75rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.feature-card p {
  color: var(--dim);
  font-size: 0.93rem;
}

/* ---------- Product Cards ---------- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 900px) {
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 580px) {
  .product-grid { grid-template-columns: 1fr; }
}

.product-card {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-out);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: relative;
}

.product-card.coming-soon {
  opacity: 0.55;
  filter: grayscale(0.4);
}

.product-icon {
  font-size: 2.25rem;
}

.product-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
}

.product-card .tagline {
  color: var(--dim);
  font-size: 0.92rem;
  margin-top: -0.5rem;
}

.product-price {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
}

.product-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.product-features li {
  font-size: 0.9rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.product-features li::before {
  content: '✓';
  color: var(--green);
  font-weight: 700;
  flex-shrink: 0;
}

.product-card .btn { margin-top: auto; width: 100%; justify-content: center; }

.coming-soon-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--dim);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: var(--pill);
  padding: 0.2rem 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ---------- Featured Product (Homepage) ---------- */
.featured-product {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-out);
  padding: 2.5rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.featured-product-body { flex: 1; min-width: 200px; }
.featured-product-body h3 { font-size: 1.4rem; font-weight: 700; margin-bottom: 0.3rem; }
.featured-product-body .tagline { color: var(--dim); margin-bottom: 0.75rem; }
.featured-product-price { font-size: 2rem; font-weight: 800; color: var(--accent); margin-bottom: 1.25rem; }

/* ---------- Product Detail Page ---------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.88rem;
  color: var(--dim);
  margin-bottom: 2rem;
}
.breadcrumb a { color: var(--accent); }
.breadcrumb span { color: var(--dim); }

.product-hero {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 2rem;
  margin-bottom: 3rem;
}
@media (max-width: 640px) {
  .product-hero { grid-template-columns: 1fr; }
}

.product-hero-title {
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.product-hero-sub {
  color: var(--dim);
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.product-buy-box {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-out);
  padding: 1.75rem;
  text-align: center;
  min-width: 200px;
}
.product-buy-box .price {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.4rem;
}
.product-buy-box .price-note {
  font-size: 0.82rem;
  color: var(--dim);
  margin-bottom: 1.25rem;
}
.product-buy-box .btn { width: 100%; justify-content: center; margin-bottom: 0.75rem; }
.product-buy-box .guarantee {
  font-size: 0.8rem;
  color: var(--dim);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.3rem;
}

/* ---------- System Requirements ---------- */
.sysreq {
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 1.75rem 2rem;
  margin-bottom: 2rem;
}
.sysreq h3 { margin-bottom: 1rem; font-size: 1.15rem; }
.sysreq ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.sysreq ul li { font-size: 0.93rem; display: flex; gap: 0.6rem; align-items: flex-start; }
.sysreq ul li::before { content: '▸'; color: var(--accent); flex-shrink: 0; margin-top: 0.1em; }

/* ---------- FAQ ---------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

details.faq-item {
  background: var(--surface);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

details.faq-item summary {
  padding: 1.1rem 1.4rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  transition: background 0.15s;
}
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item summary::after {
  content: '+';
  font-size: 1.2rem;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform 0.2s;
}
details.faq-item[open] summary::after {
  transform: rotate(45deg);
}
details.faq-item summary:hover { background: rgba(124,92,191,0.06); }

details.faq-item .faq-body {
  padding: 0 1.4rem 1.1rem;
  color: var(--dim);
  font-size: 0.93rem;
  line-height: 1.65;
  border-top: 1px solid #dde0ee;
}

/* ---------- Docs Layout ---------- */
.docs-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 2rem;
  align-items: start;
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
}

@media (max-width: 768px) {
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar { display: none; }
}

.docs-sidebar {
  position: sticky;
  top: 80px;
  background: var(--surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
}

.docs-sidebar h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--dim);
  margin-bottom: 0.75rem;
}

.docs-sidebar ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.docs-sidebar ul li a {
  display: block;
  padding: 0.35rem 0.6rem;
  border-radius: 6px;
  font-size: 0.88rem;
  color: var(--text);
  transition: all 0.15s;
}

.docs-sidebar ul li a:hover {
  background: rgba(124,92,191,0.1);
  color: var(--accent);
  text-decoration: none;
}

.docs-content {
  min-width: 0;
}

.docs-content h2 {
  font-size: 1.55rem;
  font-weight: 700;
  margin: 2.5rem 0 0.75rem;
  padding-top: 0.5rem;
  border-top: 2px solid #dde0ee;
  color: var(--accent);
}
.docs-content h2:first-child { margin-top: 0; border-top: none; }

.docs-content h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 1.5rem 0 0.5rem;
  color: var(--text);
}

.docs-content p {
  margin-bottom: 0.9rem;
  color: var(--text);
  font-size: 0.95rem;
}

.docs-content ul, .docs-content ol {
  margin: 0.6rem 0 0.9rem 1.4rem;
}
.docs-content li { font-size: 0.93rem; margin-bottom: 0.35rem; color: var(--text); }

.docs-content code {
  background: rgba(124,92,191,0.1);
  color: var(--accent-dk);
  padding: 0.15em 0.45em;
  border-radius: 4px;
  font-size: 0.88em;
  font-family: 'Consolas', 'Fira Code', monospace;
}

.docs-content pre {
  background: var(--text);
  color: #e8eaf0;
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  overflow-x: auto;
  margin: 1rem 0 1.25rem;
}
.docs-content pre code {
  background: transparent;
  color: inherit;
  padding: 0;
}

.docs-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 1rem 0 1.5rem;
  font-size: 0.9rem;
}
.docs-content th {
  background: rgba(124,92,191,0.1);
  color: var(--accent-dk);
  font-weight: 700;
  text-align: left;
  padding: 0.6rem 0.9rem;
  border-bottom: 2px solid #dde0ee;
}
.docs-content td {
  padding: 0.55rem 0.9rem;
  border-bottom: 1px solid #dde0ee;
}
.docs-content tr:last-child td { border-bottom: none; }
.docs-content tr:hover td { background: rgba(124,92,191,0.04); }

.docs-content blockquote {
  border-left: 4px solid var(--accent);
  padding: 0.75rem 1rem;
  margin: 1rem 0 1.25rem;
  background: rgba(124,92,191,0.06);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text);
  font-size: 0.93rem;
}

/* ---------- CTA Banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--accent) 0%, #a07de0 100%);
  border-radius: var(--radius);
  padding: 3rem 2.5rem;
  text-align: center;
  color: var(--white);
  margin: 2rem 0;
}
.cta-banner h2 { color: var(--white); font-size: 1.6rem; margin-bottom: 0.5rem; }
.cta-banner p { opacity: 0.88; margin-bottom: 1.5rem; font-size: 1rem; }
.cta-banner .btn-primary {
  background: var(--white);
  color: var(--accent);
  box-shadow: none;
}
.cta-banner .btn-primary:hover {
  background: #f0f0ff;
  transform: translateY(-1px);
}

/* ---------- Footer ---------- */
.footer {
  background: var(--surface);
  border-top: 1px solid #dde0ee;
  padding: 2rem;
  text-align: center;
  color: var(--dim);
  font-size: 0.88rem;
  margin-top: auto;
}
.footer a { color: var(--dim); margin: 0 0.5rem; }
.footer a:hover { color: var(--accent); }
.footer-links { margin-top: 0.5rem; display: flex; justify-content: center; gap: 0.25rem; flex-wrap: wrap; }
.footer-links .sep { color: #c8cadb; }

/* ---------- About Page ---------- */
.about-hero {
  background: linear-gradient(135deg, var(--accent) 0%, #a07de0 100%);
  padding: 4rem 2rem;
  text-align: center;
  color: var(--white);
}
.about-hero h1 { color: var(--white); font-size: clamp(1.8rem, 4vw, 2.8rem); margin-bottom: 0.6rem; }
.about-hero p { opacity: 0.9; font-size: 1.1rem; max-width: 560px; margin: 0 auto; }

.about-content {
  max-width: 760px;
  margin: 0 auto;
  padding: 3rem 2rem;
}
.about-content h2 { font-size: 1.4rem; font-weight: 700; margin: 2rem 0 0.6rem; color: var(--accent); }
.about-content p { font-size: 0.97rem; color: var(--text); margin-bottom: 1rem; }

.about-values {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}
.value-card {
  background: var(--surface);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
  text-align: center;
}
.value-card .icon { font-size: 1.75rem; margin-bottom: 0.5rem; }
.value-card h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.3rem; }
.value-card p { font-size: 0.85rem; color: var(--dim); }

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.text-accent { color: var(--accent); }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }