/* Pinionize marketing — dark SaaS layout aligned with backlogzero.ai */

:root {
  --bg: #000000;
  --bg-elevated: #0a0a0a;
  --card: #111113;
  --border: #27272a;
  --text: #ffffff;
  --muted: #a1a1aa;
  --muted-dim: #71717a;
  --accent: #2dd4bf;
  --accent-hover: #5eead4;
  --problem-bg: rgba(127, 29, 29, 0.12);
  --problem-border: rgba(239, 68, 68, 0.35);
  --solution-bg: rgba(6, 78, 59, 0.15);
  --solution-border: rgba(45, 212, 191, 0.35);
  --radius: 8px;
  --radius-lg: 12px;
  --font: "Inter", system-ui, -apple-system, sans-serif;
  --max: 1100px;
  --header-h: 64px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  color: var(--muted);
  background: var(--bg);
  min-height: 100vh;
  position: relative;
}

/* Subtle blueprint grid */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
}

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

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

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

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  max-width: calc(var(--max) + 48px);
  margin: 0 auto;
  border-bottom: 1px solid transparent;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.header.is-scrolled {
  border-bottom-color: var(--border);
}

.logo {
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: -0.02em;
  color: var(--text);
}

.nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

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

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

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

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

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.875rem;
}

@media (max-width: 768px) {
  .nav-toggle {
    display: block;
  }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 24px 20px;
    background: rgba(0, 0, 0, 0.95);
    border-bottom: 1px solid var(--border);
    transform: translateY(-120%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.2s, opacity 0.2s, visibility 0.2s;
  }

  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav a {
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
  }

  .nav a:last-child {
    border-bottom: none;
  }
}

/* Layout */
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 72px 0;
}

.section--tight-top {
  padding-top: 40px;
}

.kicker {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 12px;
}

h1,
h2,
h3 {
  color: var(--text);
  font-weight: 700;
  line-height: 1.15;
  margin: 0 0 16px;
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.125rem;
  margin-bottom: 10px;
}

.lead {
  font-size: 1.05rem;
  max-width: 52ch;
  margin: 0 0 24px;
}

.hero-list {
  margin: 0 0 32px;
  padding-left: 1.15em;
  max-width: 56ch;
}

.hero-list li {
  margin-bottom: 8px;
}

.hero-list li::marker {
  color: var(--muted-dim);
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}

.btn--primary {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.btn--primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: #000;
}

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

.btn--ghost:hover {
  border-color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
}

/* Callouts */
.callout-row {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 40px;
}

.callout {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px 22px;
  border-radius: var(--radius-lg);
  border: 1px solid;
}

.callout--problem {
  background: var(--problem-bg);
  border-color: var(--problem-border);
}

.callout--solution {
  background: var(--solution-bg);
  border-color: var(--solution-border);
}

.callout__icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: 6px;
}

.callout--problem .callout__icon {
  background: rgba(239, 68, 68, 0.2);
  color: #f87171;
}

.callout--solution .callout__icon {
  background: rgba(45, 212, 191, 0.2);
  color: var(--accent);
}

.callout p {
  margin: 0;
  font-size: 0.95rem;
}

/* Cards & grid */
.card-shell {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-top: 28px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 28px;
}

@media (max-width: 640px) {
  .card-grid {
    grid-template-columns: 1fr;
  }
}

.feature-card {
  padding: 18px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.9rem;
  display: flex;
  gap: 12px;
  align-items: flex-start;
}

.feature-card__check {
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* Two-column media */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 28px;
}

@media (max-width: 900px) {
  .split {
    grid-template-columns: 1fr;
  }
}

.split-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-elevated);
}

.split-card .embed {
  aspect-ratio: 16 / 9;
  background: #18181b;
}

.split-card .embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.split-card .split-body {
  padding: 20px 22px 22px;
}

.split-card .split-body p {
  margin: 0;
  font-size: 0.9rem;
}

.story-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}

@media (max-width: 900px) {
  .story-split {
    grid-template-columns: 1fr;
  }
}

.story-copy p {
  margin: 0 0 16px;
  font-size: 0.95rem;
}

.story-copy p:last-child {
  margin-bottom: 0;
}

.story-actions {
  margin-top: 24px;
}

/* Workflow diagram block */
.workflow-panel {
  margin-top: 32px;
  padding: 32px 28px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.workflow-panel h2 {
  text-align: center;
  margin-bottom: 8px;
}

.workflow-meta {
  text-align: center;
  font-size: 0.85rem;
  color: var(--muted-dim);
  margin-bottom: 28px;
}

.diagram {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  max-width: 900px;
  margin: 0 auto;
}

.diagram-node {
  padding: 16px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  font-size: 0.8rem;
}

.diagram-node strong {
  display: block;
  color: var(--text);
  font-size: 0.85rem;
  margin-bottom: 10px;
}

.diagram-node ul {
  margin: 0;
  padding-left: 1.1em;
  color: var(--muted);
}

.diagram-node--pinionize {
  border-color: rgba(45, 212, 191, 0.45);
  background: rgba(45, 212, 191, 0.06);
}

.diagram-node--github {
  border-color: rgba(59, 130, 246, 0.45);
  background: rgba(59, 130, 246, 0.08);
}

.diagram-node--shadow {
  border-color: rgba(168, 85, 247, 0.4);
  background: rgba(168, 85, 247, 0.06);
}

.diagram-arrows {
  text-align: center;
  font-size: 0.75rem;
  color: var(--muted-dim);
  margin-top: 20px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Contact */
.contact-hero {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 36px;
}

.contact-hero .lead {
  margin-left: auto;
  margin-right: auto;
}

.form-card {
  max-width: 560px;
  margin: 0 auto;
  padding: 28px 28px 32px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.75rem;
  font-family: ui-monospace, "Cascadia Code", monospace;
  color: var(--muted);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 0.9rem;
  font-family: var(--font);
  color: var(--text);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--muted-dim);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
}

.form-status {
  font-size: 0.875rem;
  margin-top: 12px;
  color: var(--accent);
}

/* Footer */
.footer {
  padding: 32px 24px 48px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--muted-dim);
  border-top: 1px solid var(--border);
}

.footer a {
  color: var(--muted);
}

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