/* ===================================================================
   MapDemand.ai Design System
   =================================================================== */

/* --- Theme palettes ------------------------------------------------ */
:root,
.theme-light {
  --bg:      #ffffff;
  --bg-alt:  #f4f7fb;
  --panel:   #ffffff;
  --text:    #101828;
  --heading: #0b1120;
  --muted:   #4b5563;
  --line:    #dbe3ef;
  --brand:   #1d74ff;
  --brand-fg:#ffffff;
  --glow:    rgba(29,116,255,.18);
  --shadow:  0 8px 30px rgba(16,24,40,.07);
  --shadow-hover: 0 14px 40px rgba(16,24,40,.13);
  --feature-accent: #0f6fdb;
}


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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

img { max-width:100%; display:block; }
a   { color: var(--brand); text-underline-offset:3px; }

h1,h2,h3 {
  color: var(--heading);
  line-height: 1.15;
  margin: 0 0 .6rem;
  font-weight: 800;
}
h1 { font-size: clamp(2.1rem, 4.5vw, 3.4rem); letter-spacing:-.025em; }
h2 { font-size: clamp(1.55rem, 3vw, 2.2rem);  letter-spacing:-.015em; }
h3 { font-size: 1.15rem; font-weight: 700; }

p,ul,ol { margin: 0 0 1rem; }

/* --- Layout primitives --------------------------------------------- */
.container  { width: min(1140px, calc(100% - 2rem)); margin:0 auto; }
.narrow     { max-width: 760px; margin:0 auto; }
.section    { padding: 5.5rem 0; }
.section-alt{ padding: 5.5rem 0; background: var(--bg-alt); }

/* --- Cards --------------------------------------------------------- */
.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: var(--shadow);
  padding: 1.5rem;
  transition: transform .22s ease, box-shadow .22s ease;
}
.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}
.card-static { transition:none; }
.card-static:hover { transform:none; box-shadow:var(--shadow); }

/* --- Buttons ------------------------------------------------------- */
.btn {
  display: inline-flex; align-items:center; justify-content:center;
  min-height: 48px;
  padding: .72rem 1.5rem;
  border: 2px solid transparent;
  border-radius: 999px;
  font-size: .95rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  background: var(--brand);
  color: var(--brand-fg);
  transition: filter .15s, box-shadow .15s;
}
.btn:hover  { filter: brightness(1.08); text-decoration:none; }
.btn:focus-visible {
  outline: 3px solid var(--glow);
  outline-offset: 3px;
}
.btn-alt {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}
.btn-alt:hover { border-color: var(--brand); color: var(--brand); }
.btn-sm {
  min-height:40px; padding:.5rem 1rem; font-size:.88rem;
  font-weight:800; letter-spacing:.01em;
}
.site-nav .btn { color:var(--brand-fg); }

/* --- Skip link ----------------------------------------------------- */
.skip-link {
  position:absolute; left:-9999px; top:auto;
  padding:.6rem .8rem; border-radius:8px;
  background:var(--panel); border:1px solid var(--line);
  z-index:100;
}
.skip-link:focus { left:1rem; top:1rem; }

/* --- Header / Nav -------------------------------------------------- */
.site-header {
  position: sticky; top:0; z-index:40;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-wrap {
  display:flex; align-items:center; justify-content:space-between;
  min-height: 72px; gap:1rem;
}
.brand { text-decoration:none; display:inline-flex; align-items:center; }
.brand-logo { height:30px; width:auto; }
.site-nav { display:flex; align-items:center; gap:1.1rem; }
.site-nav a {
  text-decoration:none; font-weight:600; font-size:.92rem;
  color: var(--muted);
  transition: color .15s;
}
.site-nav a:hover { color: var(--heading); }

/* Hamburger icon */
.nav-toggle {
  display: none;
  flex-direction: column; justify-content:center; gap:5px;
  width: 40px; height: 40px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
  cursor: pointer;
  padding: 9px;
  transition: background .15s;
}
.nav-toggle span {
  display:block; height:2px; background:var(--heading);
  border-radius:2px; transition: transform .2s, opacity .2s;
}
.nav-toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.is-open span:nth-child(2) { opacity:0; }
.nav-toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Hero helpers -------------------------------------------------- */
.eyebrow {
  margin:0 0 .7rem; font-size:.78rem; font-weight:700;
  letter-spacing:.09em; text-transform:uppercase;
  color: var(--brand);
}
.lede {
  font-size: 1.12rem; line-height:1.6; color:var(--muted);
  max-width: 600px;
}
.hero-actions { display:flex; gap:.8rem; margin-top:1.2rem; flex-wrap:wrap; align-items:center; }

/* --- Forms --------------------------------------------------------- */
.waitlist-form {
  display:grid; gap:.55rem; max-width:480px;
}
.waitlist-form label {
  font-weight:600; font-size:.9rem; color:var(--heading);
  margin-top:.25rem;
}
.waitlist-form input {
  min-height:46px; padding:.6rem .8rem;
  border:1px solid var(--line); border-radius:10px;
  background: var(--bg); color:var(--text);
  font-size:.95rem;
  transition: border-color .15s, box-shadow .15s;
}
.waitlist-form input:focus {
  outline:none;
  border-color: var(--brand);
  box-shadow: 0 0 0 4px var(--glow);
}
.hp { position:absolute; left:-9999px; height:0; overflow:hidden; }
.form-note { color:var(--muted); font-size:.88rem; margin:0; }
.form-msg  { min-height:1.2rem; font-weight:600; margin:0; }
.form-msg.err  { color:#c62828; }
.form-msg.ok   { color:#1b7e4b; }

/* --- Product mock / preview ---------------------------------------- */
.mock {
  border-radius: 14px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: var(--panel);
  box-shadow: var(--shadow);
}
.mock-bar {
  display:flex; justify-content:space-between; align-items:center;
  padding:.6rem 1rem;
  border-bottom:1px solid var(--line);
  font-size:.82rem; color:var(--muted);
}
.mock-dot {
  width:8px; height:8px; border-radius:50%;
  background:#22c55e; display:inline-block; margin-right:.4rem;
}
.mock-body {
  display:grid; grid-template-columns:1.3fr .7fr; min-height:260px;
}
.mock-map {
  position:relative;
  background: var(--bg-alt);
  overflow:hidden;
  min-height:260px;
}
.mock-region {
  position:absolute; border-radius:16px; opacity:.7;
}
.mock-region-a { inset:12% 42% 36% 12%; background: color-mix(in srgb, var(--brand) 70%, #88c0ff); }
.mock-region-b { inset:40% 10% 12% 30%; background: color-mix(in srgb, var(--brand) 50%, #aad4ff); }
.mock-region-c { inset:16% 14% 50% 54%; background: color-mix(in srgb, var(--brand) 85%, #5599ee); }
.mock-pin {
  position:absolute; width:12px; height:12px; border-radius:50%;
  background:#ef4444;
  box-shadow: 0 0 0 4px rgba(239,68,68,.2);
}
.mock-pin-1 { top:36%; left:40%; }
.mock-pin-2 { top:60%; left:64%; }
@keyframes pulse { 0%,100%{box-shadow:0 0 0 4px rgba(239,68,68,.2)} 50%{box-shadow:0 0 0 8px rgba(239,68,68,.08)} }
.mock-pin { animation: pulse 2.5s ease-in-out infinite; }

.mock-sidebar {
  padding:1rem; border-left:1px solid var(--line);
  font-size:.88rem;
}
.mock-sidebar h4 { margin:0 0 .5rem; font-size:.95rem; font-weight:700; color:var(--heading); }
.mock-sidebar li { margin-bottom:.4rem; color:var(--muted); }
.mock-sidebar ul { padding-left:1rem; margin:0; }
.mock-chat {
  padding:.6rem 1rem;
  border-top:1px solid var(--line);
  font-size:.85rem; color:var(--muted); font-style:italic;
}

/* --- Trust strip --------------------------------------------------- */
.trust-strip {
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background: var(--bg-alt);
  padding: 1rem 0;
}
.trust-grid {
  display:grid; grid-template-columns:repeat(4,1fr); gap:1rem;
  font-weight:600; font-size:.92rem; color:var(--heading);
  text-align:center;
}
.trust-grid p { margin:0; }

/* --- Step / How-it-works ------------------------------------------- */
.step-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; }
.step-num {
  display:inline-flex; align-items:center; justify-content:center;
  width:44px; height:44px; border-radius:12px;
  background: var(--brand); color: var(--brand-fg);
  font-weight:800; font-size:1.1rem; margin-bottom:.65rem;
}

/* --- Feature grid -------------------------------------------------- */
.feature-grid { display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem; }
.feature-grid article { padding:1.5rem; }
.feature-grid h3 { color:var(--feature-accent); margin-bottom:.4rem; }
.feature-grid p  { margin:0; color:var(--text); font-size:.94rem; line-height:1.55; }

/* --- Standout / chat section --------------------------------------- */
.standout { background:var(--bg-alt); }
.standout-grid {
  display:grid; grid-template-columns:1fr 1fr; gap:2rem; align-items:start;
}
.prompt-list {
  list-style:none; padding:0; margin:0;
}
.prompt-list li {
  padding:.7rem 1rem; margin-bottom:.5rem;
  border:1px solid var(--line); border-radius:10px;
  font-size:.94rem; color:var(--text); background:var(--panel);
  transition: border-color .15s;
}
.prompt-list li:hover { border-color:var(--brand); }
.prompt-list li::before {
  content:"→ "; color:var(--brand); font-weight:700;
}

/* --- Benefits ------------------------------------------------------ */
.benefit-grid { display:grid; grid-template-columns:repeat(5,1fr); gap:1rem; }
.benefit-grid article { text-align:center; padding:1.2rem; }
.benefit-grid h3 { font-size:1rem; }

/* --- Audience ------------------------------------------------------ */
.audience-grid { display:grid; grid-template-columns:repeat(2,1fr); gap:1.2rem; }
.audience-grid article { padding:1.5rem; }

/* --- CTA section --------------------------------------------------- */
.cta-band { background:var(--bg-alt); text-align:center; }
.cta-band .waitlist-form { margin:1.2rem auto 0; }

/* --- Footer -------------------------------------------------------- */
.site-footer {
  border-top:1px solid var(--line);
  padding:3rem 0 2rem;
  font-size:.92rem;
}
.footer-grid {
  display:grid; grid-template-columns:1.2fr 1fr 1fr; gap:2rem;
}
.footer-grid nav { display:grid; gap:.4rem; }
.footer-grid nav a { text-decoration:none; color:var(--muted); }
.footer-grid nav a:hover { color:var(--heading); }
.footer-brand { font-weight:800; font-size:1rem; color:var(--heading); margin-bottom:.3rem; }

/* --- Article / blog ------------------------------------------------ */
.article { max-width:960px; margin:0 auto; }
.article h2 { margin-top:2.2rem; }
.article ul, .article ol { padding-left:1.3rem; }
.article li { margin-bottom:.35rem; }
.post-meta { color:var(--muted); font-size:.88rem; margin-bottom:1.5rem; }
.blog-card { margin-bottom:1.5rem; }
.blog-card h3 a { color:var(--heading); }
.blog-card h3 a:hover { color:var(--brand); }
.cta-inline { margin-top:2.5rem; text-align:center; }

/* --- Metric cards -------------------------------------------------- */
/* --- Layout-specific: Layout 1 (split hero) ------------------------ */
.hero-split {
  display:grid; grid-template-columns:1.1fr .9fr;
  gap:2.5rem; align-items:start;
}


/* --- Responsive ---------------------------------------------------- */
@media (max-width:1024px) {
  .hero-split, .standout-grid { grid-template-columns:1fr; }
  .mock-body { grid-template-columns:1fr; }
  .mock-sidebar { border-left:none; border-top:1px solid var(--line); }
}

@media (max-width:900px) {
  .feature-grid, .step-grid, .benefit-grid { grid-template-columns:repeat(2,1fr); }
  .footer-grid { grid-template-columns:1fr; gap:1.5rem; }
  .audience-grid { grid-template-columns:1fr; }
  .trust-grid { grid-template-columns:1fr 1fr; }
}

@media (max-width:760px) {
  .site-nav {
    display:none; position:absolute;
    top:100%; left:0; right:0;
    height:calc(100vh - 72px);
    background: var(--bg); border-top:1px solid var(--line);
    flex-direction:column; align-items:flex-start;
    padding:1.5rem;
    overflow-y:auto;
    z-index:50;
  }
  .site-nav.is-open { display:flex; }
  .nav-toggle { display:inline-flex; }
  .section, .section-alt { padding:3.5rem 0; }
  .feature-grid, .step-grid, .benefit-grid,
  .trust-grid { grid-template-columns:1fr; }
}