/* LOR Robotics / ChoreBot — marketing brochure */
:root {
  --forest-950: #102A20;
  --forest-900: #174A35;
  --forest-800: #1D5A40;
  --forest-700: #286B4B;
  --forest-600: #3F805D;
  --forest-100: #E1E9D9;
  --forest-50: #EDF1E6;
  --cream: #F7F3E8;
  --cream-deep: #EEE8D8;
  --paper: #FCFAF3;
  --ink: #1D3027;
  --ink-muted: #4B5E51;
  --line: #C8D3C2;
  --white: #FFFDF7;
  --shadow: 0 14px 34px rgba(16, 42, 32, 0.10);
  --radius: 16px;
  --max: 1080px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1.0625rem;
  line-height: 1.6;
  color: var(--ink);
  background: var(--cream);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: var(--forest-800);
  text-decoration-thickness: 1.5px;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--forest-950);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--forest-600);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  background: var(--forest-950);
  color: var(--cream);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  z-index: 100;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

.wrap {
  width: min(100% - 2rem, var(--max));
  margin-inline: auto;
}

.wrap.narrow {
  width: min(100% - 2rem, 720px);
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(247, 243, 232, 0.94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: inherit;
}

.brand-mark {
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-weight: 750;
  letter-spacing: 0.01em;
  color: var(--forest-950);
}

.brand-tag {
  font-size: 0.7rem;
  color: var(--ink-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav a {
  text-decoration: none;
  color: var(--ink-muted);
  font-weight: 550;
  font-size: 0.95rem;
}

.site-nav a:hover {
  color: var(--forest-950);
}

.nav-cta {
  background: var(--forest-950);
  color: var(--cream) !important;
  padding: 0.45rem 0.9rem;
  border-radius: 999px;
}

.nav-cta:hover {
  background: var(--forest-800);
  color: var(--cream) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 0.4rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--forest-950);
  border-radius: 1px;
}

/* Hero */
.hero {
  padding: 3.5rem 0 3rem;
  background:
    radial-gradient(ellipse 80% 60% at 92% 8%, rgba(225, 233, 217, 0.9), transparent 58%),
    linear-gradient(180deg, var(--cream) 0%, var(--cream-deep) 100%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}

.eyebrow {
  margin: 0 0 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--forest-700);
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.85rem, 4vw, 2.65rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--forest-950);
}

.lede {
  margin: 0 0 1.75rem;
  font-size: 1.125rem;
  color: var(--ink-muted);
  max-width: 38rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  font-weight: 650;
  text-decoration: none;
  border: 2px solid transparent;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-primary {
  background: var(--forest-950);
  color: var(--cream);
}

.btn-primary:hover {
  background: var(--forest-800);
  color: var(--cream);
}

.btn-ghost {
  background: transparent;
  color: var(--forest-950);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: var(--forest-700);
  color: var(--forest-800);
}

.hero-visual img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

/* Sections */
.section {
  padding: 4rem 0;
  background: var(--cream);
}

.section-alt {
  background: var(--cream-deep);
  border-block: 1px solid var(--line);
}

.section h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--forest-950);
}

.section-intro {
  margin: 0 0 2rem;
  max-width: 42rem;
  color: var(--ink-muted);
}

.section-alt p {
  color: var(--ink-muted);
}

.section-alt strong {
  color: var(--ink);
}

.feature-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.feature-grid li {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
  box-shadow: var(--shadow);
}

.feature-grid h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--forest-900);
}

.feature-grid p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.98rem;
}

.steps {
  list-style: none;
  margin: 2rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.steps li {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem 1.1rem;
  font-weight: 550;
  color: var(--ink);
}

.steps span {
  flex-shrink: 0;
  font-size: 0.8rem;
  font-weight: 750;
  letter-spacing: 0.06em;
  color: var(--forest-900);
  background: var(--forest-100);
  padding: 0.35rem 0.55rem;
  border-radius: 8px;
}

.place-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.place-card {
  background: var(--cream-deep);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.35rem 1.4rem;
}

.place-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.05rem;
  color: var(--forest-900);
}

.place-card p {
  margin: 0;
  color: var(--ink-muted);
  font-size: 0.98rem;
}

/* Contact */
.section-contact {
  background: var(--forest-900);
  color: var(--forest-100);
}

.section-contact .eyebrow {
  color: #C5D8B7;
}

.section-contact h2 {
  color: var(--cream);
}

.section-contact p {
  color: #D5E2CE;
}

.section-contact strong {
  color: var(--cream);
}

.contact-mail {
  margin-top: 1.5rem !important;
}

.contact-mail a {
  display: inline-block;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--cream);
  text-decoration: none;
  border-bottom: 2px solid rgba(247, 243, 232, 0.52);
}

.contact-mail a:hover {
  border-bottom-color: var(--cream);
  color: var(--cream);
}

.placeholder-note {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.85rem;
  color: #C5D8B7;
}

/* Footer */
.site-footer {
  background: var(--forest-950);
  color: #D0DDC9;
  padding: 2rem 0;
  font-size: 0.9rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.25rem;
  align-items: flex-start;
}

.footer-brand {
  display: flex;
  gap: 0.85rem;
  align-items: flex-start;
}

.footer-brand p {
  margin: 0;
}

.footer-note {
  margin-top: 0.35rem !important;
  max-width: 32rem;
  color: #A7BDA6;
  font-size: 0.82rem;
}

.footer-meta {
  margin: 0;
  color: #A7BDA6;
}

/* Responsive */
@media (max-width: 860px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
  }

  .feature-grid,
  .place-grid {
    grid-template-columns: 1fr;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--cream);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem 1rem 1rem;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 0.75rem 0.5rem;
    border-bottom: 1px solid var(--line);
  }

  .site-nav .nav-cta {
    margin-top: 0.5rem;
    text-align: center;
    border-bottom: none;
  }
}

@media (max-width: 480px) {
  .hero {
    padding-top: 2.25rem;
  }

  .section {
    padding: 3rem 0;
  }
}