/* StepForge marketing site — shared stylesheet */

/* Dark is the default for every visitor, regardless of their own device
   setting — a deliberate choice, not the usual "respect system preference"
   pattern. Light is the explicit opt-in override (see theme.js). */
:root {
  --bg: #1a1613;
  --bg-alt: #241f1a;
  --text: #f0ebe3;
  --text-muted: #a89c8c;
  --border: #3a3128;
  --accent: #e8853a;
  --accent-hover: #f5993f;
  --accent-text: #1a1613;
  --code-bg: #241f1a;
  --code-text: #e0d3bf;
}

:root[data-theme="light"] {
  --bg: #faf8f5;
  --bg-alt: #f1ece4;
  --text: #241f1a;
  --text-muted: #6b6157;
  --border: #e0d8cb;
  --accent: #c65d1e;
  --accent-hover: #a84a15;
  --accent-text: #ffffff;
  --code-bg: #f1ece4;
  --code-text: #4a3f33;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: var(--accent);
}

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

.wrap {
  max-width: 860px;
  margin: 0 auto;
  padding: 0 24px;
}

header.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--bg-alt);
}

header.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.brand {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.brand:hover {
  color: var(--accent);
}

nav.site-nav {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

nav.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
}

nav.site-nav a:hover,
nav.site-nav a[aria-current="page"] {
  color: var(--accent);
}

.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 1.05rem;
  line-height: 1;
  cursor: pointer;
  color: var(--text);
}

.theme-toggle:hover {
  border-color: var(--accent);
}

main {
  padding: 56px 0 64px;
  min-height: 50vh;
}

main .wrap > *:first-child {
  margin-top: 0;
}

h1 {
  font-size: 2.1rem;
  letter-spacing: -0.02em;
  margin-bottom: 0.3em;
}

h2 {
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  margin-top: 2.2em;
}

h3 {
  font-size: 1.1rem;
  margin-top: 1.6em;
}

.lede {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 100%;
}

.hero {
  padding: 40px 0 8px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  display: inline-block;
  padding: 11px 20px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
}

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

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

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

.btn-secondary:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 40px;
}

@media (max-width: 560px) {
  .feature-grid {
    grid-template-columns: 1fr;
  }
}

.feature {
  border: 1px solid var(--border);
  background: var(--bg-alt);
  border-radius: 8px;
  padding: 18px 20px;
}

.hero-shot {
  margin-top: 36px;
}

.hero-shot img {
  display: block;
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
}

.hero-shot .shot {
  display: block;
  border-radius: 10px;
  overflow: hidden;
}

a.shot {
  display: block;
  cursor: zoom-in;
}

.screenshot-row {
  display: grid;
  align-items: start;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 10px;
  margin-top: 12px;
}

.screenshot-row .shot {
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
  background: var(--bg-alt);
}

.screenshot-row .shot img {
  display: block;
  width: 100%;
  height: auto;
}

.screenshot-row .shot:hover {
  border-color: var(--accent);
}

.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10, 8, 6, 0.88);
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 32px 20px;
  z-index: 1000;
  cursor: zoom-out;
}

.lightbox:not([hidden]) {
  display: flex;
}

.lightbox img {
  max-width: 92vw;
  max-height: 80vh;
  border-radius: 6px;
  cursor: default;
}

.lightbox-caption {
  color: #f0ebe3;
  font-size: 0.92rem;
  text-align: center;
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 22px;
  background: none;
  border: none;
  color: #f0ebe3;
  font-size: 2rem;
  line-height: 1;
  cursor: pointer;
  padding: 4px 8px;
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.35);
  border: none;
  color: #f0ebe3;
  font-size: 2.2rem;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.lightbox-nav[hidden] {
  display: none;
}

.lightbox-nav:hover {
  background: rgba(0, 0, 0, 0.55);
}

.lightbox-prev {
  left: 16px;
}

.lightbox-next {
  right: 16px;
}

@media (max-width: 480px) {
  .lightbox-nav {
    width: 40px;
    height: 40px;
    font-size: 1.7rem;
  }

  .lightbox-prev {
    left: 6px;
  }

  .lightbox-next {
    right: 6px;
  }
}

.feature h3 {
  margin-top: 0;
  margin-bottom: 6px;
  font-size: 1rem;
}

.feature p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.95rem;
}

pre {
  background: var(--code-bg);
  color: var(--code-text);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  overflow-x: auto;
  font-size: 0.9rem;
}

code {
  background: var(--code-bg);
  color: var(--code-text);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}

pre code {
  background: none;
  padding: 0;
  border-radius: 0;
}

.callout {
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  background: var(--bg-alt);
  border-radius: 6px;
  padding: 14px 18px;
  margin: 1.6em 0;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.email-cta {
  display: inline-block;
  margin-top: 8px;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}

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

.step-model {
  list-style: none;
  padding: 0;
  margin: 1.4em 0;
}

.step-model li {
  padding: 10px 0 10px 28px;
  border-left: 2px solid var(--border);
  position: relative;
  margin-left: 6px;
}

.step-model li::before {
  content: "";
  position: absolute;
  left: -6px;
  top: 18px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
}

.step-model strong {
  display: block;
  margin-bottom: 2px;
}

footer.site-footer {
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.88rem;
}

footer.site-footer .wrap {
  padding: 24px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  justify-content: space-between;
  align-items: center;
}

footer.site-footer nav {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

footer.site-footer a {
  color: var(--text-muted);
  text-decoration: none;
}

footer.site-footer a:hover {
  color: var(--accent);
}