/* ============================================================
   ShelfWise Labs — brand system
   Sharper shelves. Smarter listings. Stronger growth.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

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

:root {
  /* palette — exact from brand guidelines */
  --paper:        #f7f4ee;   /* Warm Cloud (background) */
  --paper-2:      #efeae0;
  --paper-3:      #e6dfd0;
  --card:         #fffcf6;   /* Soft Porcelain (surfaces) */
  --ink:          #17211c;   /* Deep Ink */
  --ink-2:        #2c3a32;
  --ink-3:        #5a6660;
  --ink-4:        #8a948e;
  --ink-5:        #b3bbb6;
  --rule:         #d8d2c4;
  --rule-soft:    #e8e2d4;

  --moss:         #314c3d;   /* Moss (premium dark) */
  --moss-2:       #426251;
  --sage:         #7c9473;   /* Sage (supporting accent) */
  --sage-soft:    #d8e2d2;

  --citrus:       #f4b942;   /* Citrus Gold (highlight) */
  --citrus-soft:  #fae6bc;
  --coral:        #e86f51;   /* Coral Signal (CTA) */
  --coral-deep:   #c4502f;
  --coral-soft:   #f7d4c8;

  --sky:          #ddebe7;   /* Pale Sky (data) */

  /* state colors mapped to palette */
  --green:        #314c3d;
  --green-soft:   #d8e2d2;
  --amber:        #b8881f;
  --amber-soft:   #fae6bc;
  --rust:         #c4502f;
  --rust-soft:    #f7d4c8;

  --font-sans:    'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', ui-monospace, 'SF Mono', monospace;

  --shadow-sm:    0 1px 2px rgba(23, 33, 28, 0.04), 0 1px 1px rgba(23, 33, 28, 0.03);
  --shadow-md:    0 8px 24px -10px rgba(23, 33, 28, 0.10), 0 2px 6px rgba(23, 33, 28, 0.04);
  --shadow-lg:    0 24px 60px -20px rgba(23, 33, 28, 0.18), 0 6px 16px rgba(23, 33, 28, 0.05);

  --radius-xs:    6px;
  --radius-sm:    10px;
  --radius:       14px;
  --radius-lg:    22px;
  --max:          1280px;
  --gutter:       2rem;

  --ease:         cubic-bezier(0.22, 1, 0.36, 1);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: none; background: none; color: inherit; }
img, svg { display: block; max-width: 100%; }

/* TYPE ─────────── */
h1, h2, h3, h4, h5, .display, .sec-head h2 { font-family: var(--font-sans); }

.display {
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.04;
  color: var(--ink);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--moss);
}
.eyebrow .dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--coral);
  margin-right: 0.6em;
  vertical-align: 2px;
}

.lead {
  font-size: 1.1rem;
  color: var(--ink-2);
  line-height: 1.6;
  max-width: 60ch;
  text-wrap: pretty;
}

/* LAYOUT ─────────── */
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.wrap-narrow { max-width: 1080px; margin: 0 auto; padding: 0 var(--gutter); }

.section { padding: 7rem 0; position: relative; }
.section-paper-2 { background: var(--paper-2); }
.section-moss { background: var(--moss); color: var(--paper); }

/* NAV ─────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 0.85rem 1.5rem;
  background: rgba(247, 244, 238, 0.82);
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border-bottom: 1px solid var(--rule-soft);
  transition: padding 0.25s var(--ease), box-shadow 0.25s;
}
.nav.scrolled { padding: 0.55rem 1.5rem; box-shadow: 0 1px 0 var(--rule-soft); }
.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.brand-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.005em;
  color: var(--ink);
}
.brand-logo .wordmark { display: inline-block; }
.brand-mark { width: 30px; height: 30px; flex-shrink: 0; }
.brand-logo .accent { color: var(--coral); font-weight: 700; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}
.nav-links a {
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 500;
  color: var(--ink-2);
  letter-spacing: -0.005em;
  transition: color 0.2s;
  position: relative;
}
.nav-links a:hover { color: var(--coral); }
.nav-links a.active { color: var(--coral); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0;
  bottom: -6px;
  height: 2px;
  background: var(--coral);
}
.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--coral);
  color: var(--card) !important;
  padding: 0.6rem 1.2rem;
  border-radius: 100px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: -0.005em;
  transition: all 0.2s;
}
.nav-cta:hover { background: var(--coral-deep); transform: translateY(-1px); box-shadow: 0 6px 16px -6px rgba(232,111,81,0.5); }
.nav-burger { display: none; font-size: 1.4rem; color: var(--ink); background: none; border: 0; cursor: pointer; min-width: 44px; min-height: 44px; padding: 8px 12px; align-items: center; justify-content: center; }

/* BUTTONS ─────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.95rem 1.6rem;
  border-radius: 100px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.005em;
  transition: all 0.25s var(--ease);
  cursor: pointer;
  white-space: nowrap;
}
.btn-coral { background: var(--coral); color: var(--card); }
.btn-coral:hover { background: var(--coral-deep); transform: translateY(-1px); box-shadow: 0 10px 28px -8px rgba(232,111,81,0.5); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: var(--moss); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--rule); }
.btn-ghost:hover { border-color: var(--ink); transform: translateY(-1px); }
.btn-arrow { transition: transform 0.25s var(--ease); display: inline-block; }
.btn:hover .btn-arrow { transform: translateX(3px); }

/* TAGS ─────────── */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.32rem 0.7rem;
  border-radius: 100px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: var(--paper-2);
  color: var(--ink-2);
  border: 1px solid var(--rule);
}
.tag-coral { background: var(--coral-soft); color: var(--coral-deep); border-color: rgba(232,111,81,0.18); }
.tag-citrus { background: var(--citrus-soft); color: var(--amber); border-color: rgba(244,185,66,0.3); }
.tag-sage { background: var(--sage-soft); color: var(--moss); border-color: rgba(124,148,115,0.25); }

.pulse {
  width: 5px; height: 5px;
  border-radius: 50%;
  background: currentColor;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

/* SECTION HEADERS ─────────── */
.sec-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 3rem;
  margin-bottom: 3.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--rule);
}
.sec-head-left { max-width: 640px; }
.sec-head h2 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.03em;
  line-height: 1.04;
  margin-top: 1rem;
  color: var(--ink);
}
.sec-head h2 .pop { color: var(--coral); }
.sec-head h2 .moss-pop { color: var(--moss); }
.sec-head-right {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-4);
  white-space: nowrap;
  padding-bottom: 0.4rem;
}

/* FOOTER ─────────── */
footer.site-foot {
  background: var(--ink);
  color: var(--ink-5);
  padding: 5rem 0 2rem;
}
.foot-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 4rem;
  border-bottom: 1px solid #2a352d;
}
.foot-brand h3 {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--paper);
  letter-spacing: -0.025em;
  margin-bottom: 0.8rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.foot-brand h3 .accent { color: var(--coral); font-weight: 500; }
.foot-brand p {
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-5);
  max-width: 360px;
}
.foot-brand .addr {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: #6f7a73;
  margin-top: 1.5rem;
  line-height: 1.7;
}
.foot-col h4 {
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: #6f7a73;
  margin-bottom: 1.2rem;
}
.foot-col a {
  display: block;
  font-size: 14px;
  color: var(--ink-5);
  padding: 0.35rem 0;
  transition: color 0.2s;
}
.foot-col a:hover { color: var(--coral); }
.foot-bottom {
  max-width: var(--max);
  margin: 0 auto;
  padding: 2rem var(--gutter) 0;
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: #5e6862;
  text-transform: uppercase;
}

/* FADE UP ─────────── */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* RESPONSIVE ─────────── */
@media (max-width: 900px) {
  :root { --gutter: 1.25rem; }
  .nav-links { display: none; }
  .nav-burger { display: inline-flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: var(--paper);
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--rule);
  }
  .sec-head { flex-direction: column; align-items: flex-start; gap: 1rem; }
  .sec-head-right { padding-bottom: 0; }
  .foot-top { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .section { padding: 4.5rem 0; }
}
@media (max-width: 560px) {
  .foot-top { grid-template-columns: 1fr; }
  .foot-bottom { flex-direction: column; gap: 0.75rem; }
}