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

:root {
  --c-bg:        #ffffff;
  --c-bg-2:      #f4f8fc;
  --c-bg-3:      #e8f2fa;
  --c-border:    #d6e4f0;
  --c-text:      #0d1b4b;
  --c-text-2:    #3a5070;
  --c-text-3:    #8aaabf;
  --c-primary:   #1a6ed4;
  --c-primary-d: #1058b0;
  --c-accent:    #29bde0;
  --c-green:     #2dd4a0;
  --c-red:       #ef4444;
  --c-warn:      #f59e0b;
  --shadow-sm:   0 1px 3px rgba(0,0,0,.07), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md:   0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.05);
  --shadow-lg:   0 12px 40px rgba(0,0,0,.10), 0 4px 14px rgba(0,0,0,.06);
  --radius:      12px;
  --radius-sm:   8px;
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--c-bg);
  color: var(--c-text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a  { color: var(--c-primary); text-decoration: none; }

/* ── Layout helpers ─────────────────────────────────────────── */
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.section    { padding: 96px 0; }
.section-sm { padding: 64px 0; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: #dbeeff; color: var(--c-primary);
  font-size: .75rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase;
  border-radius: 999px; padding: 4px 12px;
}
.badge.green { background: #d0f7ee; color: #0a6b50; }
.badge.blue  { background: #d6f1fc; color: #0e5a8a; }

.pill {
  display: inline-block; padding: 2px 10px; border-radius: 999px;
  font-size: .72rem; font-weight: 600;
}
.pill.implemented { background: #d0f7ee; color: #0a6b50; }
.pill.draft       { background: #fef3c7; color: #92400e; }
.pill.published   { background: #d6f1fc; color: #0e5a8a; }
.pill.minor       { background: #dbeeff; color: #1a5fb4; }

.label {
  font-size: .75rem; font-weight: 600; text-transform: uppercase;
  letter-spacing: .07em; color: var(--c-text-3);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); font-weight: 800; line-height: 1.15; letter-spacing: -.02em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.5rem); font-weight: 800; line-height: 1.2; letter-spacing: -.02em; }
h3 { font-size: 1.25rem; font-weight: 700; }
p  { color: var(--c-text-2); }

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

/* ── Nav ───────────────────────────────────────────────────── */
#nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  transition: border-color .2s;
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px; gap: 24px;
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
  color: var(--c-text); text-decoration: none;
}
.nav-logo-text {
  display: flex; flex-direction: column; line-height: 1.2;
}
.nav-logo-name {
  font-weight: 800; font-size: 1.1rem; color: #0d1b4b; letter-spacing: -.01em;
}
.nav-logo-sub {
  font-size: .75rem; font-weight: 500; color: var(--c-text-3); letter-spacing: .01em;
}

.nav-links {
  display: flex; align-items: center; gap: 4px; list-style: none;
}
.nav-links a {
  font-size: .875rem; font-weight: 500; color: var(--c-text-2);
  padding: 6px 12px; border-radius: var(--radius-sm);
  transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--c-text); background: var(--c-bg-3); }

.nav-cta {
  display: flex; gap: 8px;
}
#navToggle { display: none; background: none; border: none; cursor: pointer; color: var(--c-text); }

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: var(--radius-sm);
  font-size: .875rem; font-weight: 600; cursor: pointer;
  border: 1.5px solid transparent; transition: all .15s;
}
.btn-primary {
  background: var(--c-primary); color: #fff; border-color: var(--c-primary);
}
.btn-primary:hover { background: var(--c-primary-d); border-color: var(--c-primary-d); }

.btn-outline {
  background: transparent; color: var(--c-text); border-color: var(--c-border);
}
.btn-outline:hover { background: var(--c-bg-3); border-color: #c8cdd8; }

.btn-lg { padding: 14px 28px; font-size: 1rem; }

/* ── Hero ──────────────────────────────────────────────────── */
#hero {
  background: #f0f7ff;
  padding: 60px 0 0;
  overflow: hidden;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1.5fr; gap: 48px; align-items: start;
}
.hero-text { padding-bottom: 0; padding-top: 20px; }
.hero-text .badge { margin-bottom: 20px; }
.hero-text h1 { margin-bottom: 20px; }
.hero-text h1 em { font-style: normal; color: var(--c-primary); }
.hero-desc { font-size: 1.1rem; margin-bottom: 32px; max-width: 480px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 30px; }
.hero-note {
  margin-top: 20px; font-size: .8rem; color: var(--c-text-3);
  display: flex; align-items: center; gap: 6px;
}
.hero-note svg { color: var(--c-green); }

.hero-visual {
  display: flex; flex-direction: column;
  align-self: start;
  padding-top: 72px;
}
.hero-screen {
  background: #fff;
  border-radius: var(--radius) var(--radius) 0 0;
  border: 1.5px solid var(--c-border);
  border-bottom: none;
  box-shadow: var(--shadow-lg), 0 -4px 20px rgba(26,110,212,.08);
  overflow: hidden;
}
.screen-bar {
  background: var(--c-bg-2); border-bottom: 1px solid var(--c-border);
  padding: 10px 14px; display: flex; align-items: center; gap: 8px;
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot.r { background: #fc685b; }
.dot.y { background: #fdbc40; }
.dot.g { background: #34c749; }
.screen-url {
  flex: 1; background: #fff; border-radius: 6px;
  font-size: .72rem; color: var(--c-text-3);
  padding: 4px 10px; border: 1px solid var(--c-border);
  font-family: monospace;
}
.hero-screen img { width: 100%; display: block; }

/* ── Logos ─────────────────────────────────────────────────── */
#logos { padding: 40px 0; border-top: 1px solid var(--c-border); border-bottom: 1px solid var(--c-border); }
.logos-label { font-size: .8rem; color: var(--c-text-3); text-align: center; margin-bottom: 20px; font-weight: 500; letter-spacing: .05em; text-transform: uppercase; }
.logos-row { display: flex; align-items: center; justify-content: center; gap: 40px; flex-wrap: wrap; }
.logos-row img { height: 22px; opacity: .45; filter: grayscale(1); transition: opacity .2s; }
.logos-row img:hover { opacity: .7; }

/* ── Vibe coding section ────────────────────────────────────── */
#vibe {
  background: var(--c-bg-2);
}
.vibe-header { text-align: center; max-width: 680px; margin: 0 auto 64px; }
.vibe-header p { font-size: 1.05rem; margin-top: 16px; }

.comparison {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px;
  border-radius: var(--radius); overflow: hidden;
  border: 1.5px solid var(--c-border); box-shadow: var(--shadow-md);
}
.comp-col {
  background: #fff; padding: 36px 32px;
}
.comp-col.bad  { background: #fff9f9; }
.comp-col.good { background: #f0fdf4; }
.comp-head {
  display: flex; align-items: center; gap: 10px; margin-bottom: 24px;
}
.comp-icon {
  width: 36px; height: 36px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
}
.comp-icon.red   { background: #fee2e2; }
.comp-icon.green { background: #d0f7ee; }
.comp-head h3 { font-size: 1rem; }
.comp-items { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.comp-items li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: .9rem; color: var(--c-text-2); line-height: 1.5;
}
.comp-items li .icon { font-size: 1rem; margin-top: 1px; flex-shrink: 0; }

/* ── How it works ───────────────────────────────────────────── */
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 2px;
  margin-top: 56px; border: 1.5px solid var(--c-border);
  border-radius: var(--radius); overflow: hidden;
}
.step {
  background: #fff; padding: 36px 28px; position: relative;
}
.step:not(:last-child) { border-right: 1px solid var(--c-border); }
.step-num {
  width: 40px; height: 40px; border-radius: 10px;
  background: var(--c-primary); color: #fff;
  font-weight: 800; font-size: .95rem;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
}
.step h3 { margin-bottom: 8px; }
.step p   { font-size: .9rem; }

/* ── Features ───────────────────────────────────────────────── */
.features-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 56px;
}
.feature-card {
  background: var(--c-bg-2); border: 1.5px solid var(--c-border);
  border-radius: var(--radius); padding: 28px 24px;
  transition: box-shadow .2s, transform .2s;
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.feature-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: #dbeeff; display: flex; align-items: center;
  justify-content: center; font-size: 1.3rem; margin-bottom: 14px;
}
.feature-card h3 { margin-bottom: 8px; font-size: 1rem; }
.feature-card p   { font-size: .875rem; }

/* ── Screenshot showcase ────────────────────────────────────── */
#showcase { background: var(--c-bg-2); }
.showcase-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 40px;
  align-items: center; margin-top: 56px;
}
.showcase-grid.reverse { direction: rtl; }
.showcase-grid.reverse > * { direction: ltr; }
.showcase-text .badge { margin-bottom: 16px; }
.showcase-text h2 { font-size: 1.75rem; margin-bottom: 16px; }
.showcase-text p  { font-size: .95rem; margin-bottom: 24px; }
.showcase-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.showcase-list li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: .9rem; color: var(--c-text-2);
}
.showcase-list li::before {
  content: '✓'; color: var(--c-green); font-weight: 700; flex-shrink: 0;
}
.showcase-img {
  border-radius: var(--radius); border: 1.5px solid var(--c-border);
  box-shadow: var(--shadow-lg); overflow: hidden;
}
.showcase-img img { width: 100%; display: block; }
.showcase-divider { border: none; border-top: 1.5px solid var(--c-border); margin: 64px 0; }

/* ── Build log terminal ─────────────────────────────────────── */
#terminal-section { background: #0d1b4b; }
#terminal-section .label { color: var(--c-accent); }
#terminal-section h2 { color: #fff; }
#terminal-section p  { color: #94a3b8; }
.terminal-wrap {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
  align-items: center; margin-top: 48px;
}
.terminal {
  background: #060f2a; border-radius: var(--radius);
  border: 1.5px solid #1a3060;
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  overflow: hidden; font-family: 'JetBrains Mono', monospace;
}
.term-bar {
  background: #102045; padding: 12px 16px;
  display: flex; align-items: center; gap: 8px;
}
.term-title { font-size: .75rem; color: #3a80a0; margin-left: 8px; }
.term-body { padding: 20px; font-size: .8rem; line-height: 1.8; white-space: pre; overflow-x: auto; }
.t-dim     { color: #2a6090; }
.t-green   { color: #34d399; }
.t-yellow  { color: #fbbf24; }
.t-blue    { color: #60a5fa; }
.t-white   { color: #e2e8f0; }
.t-purple  { color: #2dd4a0; }
.t-cursor  { display: inline-block; background: #2dd4a0; width: 8px; height: 14px; vertical-align: middle; animation: blink-cur .8s step-end infinite; }
@keyframes blink-cur { 0%,100%{opacity:1} 50%{opacity:0} }

.terminal-features { color: #cbd5e1; }
.terminal-features h3 { color: #fff; margin-bottom: 20px; font-size: 1.1rem; }
.tf-item {
  display: flex; align-items: flex-start; gap: 14px;
  margin-bottom: 20px;
}
.tf-icon { font-size: 1.2rem; flex-shrink: 0; }
.tf-item h4 { color: #e2e8f0; font-size: .9rem; margin-bottom: 4px; }
.tf-item p  { color: #3a80a0; font-size: .82rem; }

/* ── Pricing ────────────────────────────────────────────────── */
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin-top: 56px; align-items: stretch;
}
.price-card {
  border: 1.5px solid var(--c-border); border-radius: var(--radius);
  padding: 32px 28px; background: #fff;
  position: relative; transition: box-shadow .2s;
  display: flex; flex-direction: column;
}
.price-card:hover { box-shadow: var(--shadow-md); }
.price-card.featured {
  border-color: var(--c-primary); box-shadow: 0 0 0 3px rgba(26,110,212,.1);
}
.price-tag { position: absolute; top: -13px; left: 50%; transform: translateX(-50%); }
.price-name { font-size: .8rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--c-text-3); margin-bottom: 8px; }
.price-amount { font-size: 2.4rem; font-weight: 800; letter-spacing: -.03em; color: var(--c-text); }
.price-amount span { font-size: .9rem; color: var(--c-text-3); font-weight: 400; }
.price-desc { font-size: .875rem; color: var(--c-text-2); margin: 10px 0 24px; }
.price-btn { display: block; text-align: center; width: 100%; margin-bottom: 28px; }
.price-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-top: auto; }
.price-features li {
  display: flex; align-items: center; gap: 8px;
  font-size: .875rem; color: var(--c-text-2);
}
.price-features li svg { color: var(--c-green); flex-shrink: 0; }

/* ── FAQ ─────────────────────────────────────────────────────── */
#faq { background: var(--c-bg-2); }
.faq-list { max-width: 720px; margin: 48px auto 0; }
.faq-item { border-bottom: 1px solid var(--c-border); }
.faq-q {
  width: 100%; background: none; border: none; cursor: pointer;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 0; text-align: left; font-weight: 600; font-size: .95rem;
  color: var(--c-text); gap: 16px;
}
.faq-q .chevron { flex-shrink: 0; transition: transform .25s; color: var(--c-text-3); }
.faq-q[aria-expanded="true"] .chevron { transform: rotate(180deg); }
.faq-a {
  overflow: hidden; max-height: 0; transition: max-height .3s ease;
}
.faq-a-inner { padding: 0 0 20px; font-size: .9rem; color: var(--c-text-2); line-height: 1.7; }

/* ── CTA ─────────────────────────────────────────────────────── */
#cta {
  background: var(--c-primary);
  padding: 80px 0; text-align: center; color: #fff;
}
#cta h2 { color: #fff; margin-bottom: 16px; }
#cta p  { color: rgba(255,255,255,.8); font-size: 1.05rem; margin-bottom: 32px; }
.btn-white {
  background: #fff; color: var(--c-primary); border: none;
}
.btn-white:hover { background: #f1f5f9; }

/* ── Footer ──────────────────────────────────────────────────── */
footer {
  background: #0d1b4b; color: #94a3b8; padding: 48px 0;
}
.footer-inner {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
}
.footer-brand .nav-logo { color: #fff; margin-bottom: 12px; }
.footer-brand p { font-size: .875rem; max-width: 260px; }
footer h4 { color: #fff; font-size: .875rem; margin-bottom: 14px; }
footer ul { list-style: none; display: flex; flex-direction: column; gap: 8px; }
footer li a { font-size: .875rem; color: #7a9dc0; transition: color .15s; }
footer li a:hover { color: #fff; }
.footer-bottom {
  margin-top: 40px; padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex; justify-content: space-between; align-items: center;
  font-size: .8rem; color: #2a6090; flex-wrap: wrap; gap: 8px;
}

/* ── Reveal animation ─────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .5s, transform .5s; }
.reveal.visible { opacity: 1; transform: none; }

/* ── Responsive ───────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-inner, .comparison, .terminal-wrap, .showcase-grid { grid-template-columns: 1fr; }
  .showcase-grid.reverse { direction: ltr; }
  .steps { grid-template-columns: 1fr; }
  .step:not(:last-child) { border-right: none; border-bottom: 1px solid var(--c-border); }
  .features-grid, .pricing-grid { grid-template-columns: 1fr 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .features-grid, .pricing-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 60px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--c-border); padding: 12px 16px; }
  .nav-links.nav-open { display: flex; }
  #navToggle { display: flex; }
  #nav { position: relative; }
  .logos-row img { height: 18px; }
  .comparison { grid-template-columns: 1fr; }
  .hero-text h1 { font-size: 2rem; }
}

/* ── Audience sections (PM / Dev) ───────────────────────────── */
.audience-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start;
}
.audience-grid.reverse { direction: rtl; }
.audience-grid.reverse > * { direction: ltr; }
.audience-visual { padding-top: 200px; }
.audience-grid.reverse .audience-visual { padding-top: 140px; }

.audience-features { display: flex; flex-direction: column; gap: 20px; }
.af-item { display: flex; gap: 14px; align-items: flex-start; }
.af-icon { font-size: 1.2rem; flex-shrink: 0; margin-top: 2px; }
.af-item h4 { font-size: .95rem; margin-bottom: 4px; }
.af-item p  { font-size: .875rem; }

/* PM card */
.pm-card {
  background: #fff; border: 1.5px solid var(--c-border);
  border-radius: var(--radius); padding: 24px;
  box-shadow: var(--shadow-md);
}
.pm-card-label { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--c-text-3); margin-bottom: 8px; }
.pm-raw {
  background: var(--c-bg-2); border: 1px solid var(--c-border);
  border-radius: var(--radius-sm); padding: 12px 14px;
  font-size: .875rem; color: var(--c-text-2); font-style: italic;
  margin-bottom: 14px; line-height: 1.5;
}
.pm-arrow {
  display: flex; align-items: center; gap: 8px;
  color: var(--c-primary); font-size: .8rem; font-weight: 600;
  margin-bottom: 12px; padding: 6px 0;
}
.pm-result {
  background: var(--c-bg-2); border: 1.5px solid var(--c-border);
  border-radius: var(--radius-sm); padding: 16px;
}
.pm-result-title { font-weight: 700; font-size: .95rem; margin-bottom: 8px; }
.pm-result-meta { display: flex; align-items: center; gap: 8px; margin-bottom: 12px; }
.pm-result-section { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .07em; color: var(--c-text-3); margin-bottom: 6px; margin-top: 10px; }
.pm-ac { list-style: none; display: flex; flex-direction: column; gap: 5px; margin-bottom: 4px; }
.pm-ac li { font-size: .82rem; color: var(--c-text-2); display: flex; gap: 6px; }
.pm-ac li::before { content: '✓'; color: var(--c-green); font-weight: 700; flex-shrink: 0; }
.pm-result-actions { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }

/* Dev card */
.dev-card {
  background: #fff; border: 1.5px solid var(--c-border);
  border-radius: var(--radius); padding: 24px;
  box-shadow: var(--shadow-md);
}
.dev-card-header {
  display: flex; align-items: center; gap: 8px;
  font-size: .8rem; font-weight: 600; color: var(--c-text-2);
  margin-bottom: 14px; padding-bottom: 14px; border-bottom: 1px solid var(--c-border);
}
.dev-pr-title { font-weight: 700; font-size: .95rem; margin-bottom: 10px; font-family: monospace; }
.dev-pr-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 16px; flex-wrap: wrap; }
.dev-checks { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.dev-check {
  display: flex; align-items: center; gap: 8px;
  font-size: .82rem; padding: 7px 10px; border-radius: 6px;
  border: 1px solid var(--c-border);
}
.dev-check.ok      { color: #065f46; background: #f0fdf4; border-color: #a7f3d0; }
.dev-check.pending { color: var(--c-text-2); background: var(--c-bg-2); }
.dev-pr-actions { display: flex; gap: 8px; flex-wrap: wrap; }

/* Full-stack builder section */
.fs-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start;
}
.fs-cards { display: flex; flex-direction: column; gap: 16px; }
.fs-card {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius); padding: 22px 24px; color: rgba(255,255,255,.9);
}
.fs-card-icon { font-size: 1.4rem; margin-bottom: 8px; }
.fs-card h4 { color: #fff; font-size: .95rem; margin-bottom: 6px; }
.fs-card p  { color: rgba(255,255,255,.7); font-size: .875rem; }

@media (max-width: 900px) {
  .audience-grid, .audience-grid.reverse, .fs-inner { grid-template-columns: 1fr; direction: ltr; }
}

/* ── Cycle diagram ───────────────────────────────────────────── */
.cycle-wrap {
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px;
  align-items: center; margin-top: 56px;
}
.cycle-diagram { display: flex; justify-content: center; }
.cycle-diagram svg { width: 100%; max-width: 440px; height: auto; }
.cycle-steps { display: flex; flex-direction: column; gap: 28px; }
.cycle-step { display: flex; gap: 16px; align-items: flex-start; }
.cycle-step-num {
  width: 36px; height: 36px; border-radius: 9px;
  color: #fff; font-weight: 800; font-size: .9rem;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.cycle-step h3 { margin-bottom: 6px; }
.cycle-step p  { font-size: .9rem; }

@media (max-width: 900px) {
  .cycle-wrap { grid-template-columns: 1fr; }
  .cycle-diagram svg { max-width: 320px; }
}

/* Footer logo text override */
footer .nav-logo-name { color: #fff; }
footer .nav-logo-sub  { color: rgba(255,255,255,.5); }