/* Maintelect landing page
   House style taken from the Maintelect web app theme (FE-React-Web, src/theme):
   Montserrat, brand blue #243548, brand orange #FF7A00, 8/12px radii, 0.5px hairlines,
   light and dark color schemes. */

@font-face {
  font-family: "Montserrat";
  font-style: normal;
  font-weight: 400 700;
  font-display: swap;
  src: url("assets/fonts/montserrat-latin.woff2") format("woff2");
}

:root {
  color-scheme: light dark;

  /* Brand scales (palette.ts) */
  --blue-50: #eaf0f5;
  --blue-100: #c5d4e0;
  --blue-200: #9ab4c7;
  --blue-400: #4d7490;
  --blue-500: #2e5470;
  --blue-600: #243548;
  --blue-700: #1a2838;
  --blue-800: #111c27;
  --orange: #ff7a00;
  --orange-dark: #cc6200;

  /* Light scheme */
  --bg: #ffffff;
  --surface: #f8f7f5;
  --text: var(--blue-700);
  --text-muted: var(--blue-500);
  --divider: #e2e8f0;
  --primary: var(--blue-600);
  --on-primary: #ffffff;
  --accent-text: var(--orange-dark);
  --band: var(--blue-600);
  --on-band: #ffffff;
  --on-band-muted: var(--blue-100);

  --chip-high-bg: #f9edec;   --chip-high-fg: #7a2420;
  --chip-progress-bg: #faf3e7; --chip-progress-fg: #7a4e18;
  --chip-open-bg: #eaf0f5;   --chip-open-fg: #243548;
  --chip-done-bg: #edf7f2;   --chip-done-fg: #1e5c3a;

  --font: "Montserrat", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  --radius: 8px;
  --radius-card: 12px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: var(--blue-800);
    --surface: #19232f;
    --text: #e2e8f0;
    --text-muted: var(--blue-200);
    --divider: #1e2d3d;
    --primary: var(--orange);
    --on-primary: var(--blue-800);
    --accent-text: var(--orange);
    --band: #19232f;

    --chip-high-bg: #3d1e1e;   --chip-high-fg: #cb6259;
    --chip-progress-bg: #3d2600; --chip-progress-fg: #d4954a;
    --chip-open-bg: #1a2535;   --chip-open-fg: #6e93ae;
    --chip-done-bg: #1a3328;   --chip-done-fg: #5aae7e;
  }
}

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

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.wrap {
  width: min(1280px, 100% - 2.5rem);
  margin-inline: auto;
}

a { color: inherit; }

a:focus-visible,
.btn:focus-visible {
  outline: 3px solid var(--orange);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -999px;
  top: 0.5rem;
  background: var(--orange);
  color: var(--blue-800);
  font-weight: 600;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  z-index: 10;
}
.skip:focus { left: 0.5rem; }

.overline {
  margin: 0 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-text);
}

/* ---------- Buttons (MuiButton: 8px radius, 600 weight, no caps) ---------- */

.btn {
  display: inline-block;
  font: inherit;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  line-height: 1.5;
  text-decoration: none;
  padding: 7px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background-color 0.15s ease, border-color 0.15s ease, opacity 0.15s ease;
}
.btn-lg { font-size: 0.9375rem; padding: 10px 22px; border-radius: 10px; }
.btn-sm { font-size: 0.75rem; padding: 4px 10px; border-radius: 6px; }

.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover { opacity: 0.88; }

.btn-outline { border-color: var(--divider); color: var(--text); }
.btn-outline:hover { border-color: var(--orange); }

.btn-glass {
  color: var(--text);
  border-color: var(--divider);
  background: color-mix(in srgb, var(--bg) 55%, transparent);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
}
.btn-glass:hover { border-color: var(--orange); }
.btn-primary { box-shadow: 0 8px 24px -10px var(--orange); }

/* ---------- Header ---------- */

.top {
  position: sticky;
  top: 0;
  z-index: 5;
  border-bottom: 0.5px solid var(--divider);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1rem;
}

.brand img { display: block; height: 30px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  font-size: 0.875rem;
  font-weight: 500;
}
.nav-links a:not(.btn) { text-decoration: none; color: var(--text-muted); }
.nav-links a:not(.btn):hover { color: var(--text); }
@media (max-width: 700px) { .nav-optional { display: none; } }

/* ---------- Hero ---------- */

.hero {
  position: relative;
  isolation: isolate;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-bottom: 0.5px solid var(--divider);
}

/* Art fills the hero; the robot sits on the right, copy on the left */
.hero-media { position: absolute; inset: 0; z-index: -1; }
.hero-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 85% 50%;
}

.hero-grid {
  display: grid;
  align-items: center;
  min-height: clamp(30rem, 46.6vw, 62rem);
  padding-block: 4rem;
}

.hero-copy { max-width: 34rem; }

.hero-logo { display: block; margin-bottom: 1.75rem; }
.hero-logo img { display: block; height: clamp(44px, 6vw, 64px); width: auto; }

.hero h1 {
  margin: 0 0 1.25rem;
  font-size: clamp(2rem, 4.6vw, 3.75rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.accent {
  color: var(--accent-text);
  background: linear-gradient(100deg, var(--orange-dark), var(--orange) 55%, #ffb066);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.lede {
  margin: 0 0 2rem;
  max-width: 36ch;
  font-size: 1.125rem;
  color: var(--text-muted);
}

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 0.75rem; }

/* ---------- Industry 3.0 ---------- */

.industry { padding-block: 5.5rem; }
.industry-head { max-width: 46rem; }
.industry h2 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 4vw, 2.625rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  text-wrap: balance;
}
.industry .section-intro { max-width: 62ch; font-size: 1.0625rem; }

.timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
  margin: 1rem 0 3.5rem;
  padding: 0;
  list-style: none;
}

.step {
  position: relative;
  padding: 1.25rem 1.25rem 1.4rem;
  border: 0.5px solid var(--divider);
  border-radius: var(--radius-card);
  background: var(--surface);
  opacity: 0.8;
}
.step-num {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1;
  color: var(--text-muted);
}
.step h3 { margin: 0 0 0.35rem; font-size: 1rem; font-weight: 600; letter-spacing: -0.01em; }
.step p { margin: 0; font-size: 0.8125rem; color: var(--text-muted); }

.step-current {
  opacity: 1;
  border-color: var(--orange);
  background:
    radial-gradient(120% 120% at 100% 0%, rgba(255, 122, 0, 0.16), transparent 60%),
    var(--surface);
  box-shadow: 0 12px 32px -14px rgba(255, 122, 0, 0.45);
}
.step-current .step-num {
  background: linear-gradient(100deg, var(--orange-dark), var(--orange));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.step-tag {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 2px 8px;
  border-radius: 6px;
  background: var(--orange);
  color: var(--blue-800);
  font-size: 0.625rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cards.industry-points { margin-bottom: 2.5rem; }
.point { padding: 1.5rem; transition: border-color 0.15s ease, transform 0.15s ease; }
.point:hover { border-color: var(--orange); transform: translateY(-2px); }
.point h3 { margin: 0 0 0.5rem; font-size: 1.0625rem; font-weight: 600; line-height: 1.4; letter-spacing: -0.01em; }
.point p { margin: 0; font-size: 0.875rem; color: var(--text-muted); }

.industry-close {
  margin: 0;
  padding: 1.25rem 1.5rem;
  border-left: 3px solid var(--orange);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
  background: var(--surface);
  font-size: 1.0625rem;
}

/* ---------- Showcase ---------- */

.showcase { padding-block: 5rem; }
.showcase-grid { display: grid; gap: 3rem; align-items: center; }
.showcase h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.75rem, 4vw, 2.625rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
}
.showcase .section-intro { margin-bottom: 0; }

/* ---------- Cards (MuiCard: 12px radius, 0.5px hairline, paper background) ---------- */

.card {
  background: var(--surface);
  border: 0.5px solid var(--divider);
  border-radius: var(--radius-card);
}

/* App preview */

.preview {
  display: grid;
  gap: 0.75rem;
  max-width: 400px;
  width: 100%;
  margin-inline: auto;
}
.preview-card { padding: 1rem; }
.preview-card:nth-child(2) { margin-left: 1.5rem; }
.preview-card:nth-child(3) { margin-left: 3rem; }

.chips { display: flex; gap: 0.4rem; margin-bottom: 0.6rem; }

.chip {
  display: inline-block;
  height: 22px;
  padding: 0 8px;
  border-radius: 6px;
  font-size: 0.625rem;
  font-weight: 600;
  line-height: 22px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.chip-high { background: var(--chip-high-bg); color: var(--chip-high-fg); }
.chip-progress { background: var(--chip-progress-bg); color: var(--chip-progress-fg); }
.chip-open { background: var(--chip-open-bg); color: var(--chip-open-fg); }
.chip-done { background: var(--chip-done-bg); color: var(--chip-done-fg); }

.card-title { margin: 0; font-size: 0.9375rem; font-weight: 600; letter-spacing: -0.01em; }
.card-sub { margin: 0.1rem 0 0.9rem; font-size: 0.75rem; color: var(--text-muted); }

.card-foot { display: flex; align-items: center; justify-content: space-between; }
.caption { font-size: 0.6875rem; color: var(--text-muted); letter-spacing: 0.01em; }

.avatar {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--on-primary);
  font-size: 0.6875rem;
  font-weight: 700;
}

/* ---------- Features ---------- */

.features { padding-block: 5rem; background: var(--surface); border-block: 0.5px solid var(--divider); }

.features h2,
.contact h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.75rem, 4vw, 2.625rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

.section-intro { margin: 0 0 2.5rem; max-width: 60ch; color: var(--text-muted); }

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.features .card { background: var(--bg); transition: border-color 0.15s ease, transform 0.15s ease; }
.features .card:hover { border-color: var(--orange); transform: translateY(-2px); }

.feature { padding: 1.5rem; }

.icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 1rem;
  border-radius: var(--radius);
  background: var(--blue-50);
  color: var(--blue-600);
}
.icon svg {
  fill: none;
  stroke: currentColor;
  stroke-width: 1.75;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature h3 { margin: 0 0 0.5rem; font-size: 1.0625rem; font-weight: 600; line-height: 1.4; letter-spacing: -0.01em; }
.feature p { margin: 0; font-size: 0.875rem; color: var(--text-muted); }

.feature-soon { border-style: dashed; background: transparent !important; }
.feature-soon .icon { background: #fff4e6; color: var(--orange-dark); }

@media (prefers-color-scheme: dark) {
  .icon { background: #1a2535; color: var(--blue-200); }
  .feature-soon .icon { background: #3d2600; color: var(--orange); }
}

/* ---------- Contact ---------- */

.contact { padding-block: 5rem; background: var(--band); color: var(--on-band); }
.contact h2 { color: var(--on-band); }
.contact-inner p { margin: 0 0 1.75rem; color: var(--on-band-muted); }
.contact-inner .address { margin: 1rem 0 0; font-size: 0.875rem; }
.contact .btn-primary { background: var(--orange); color: var(--blue-800); }

/* ---------- Footer ---------- */

.footer { padding-block: 1.5rem; font-size: 0.8125rem; color: var(--text-muted); }
.footer p { margin: 0; }

/* ---------- Responsive ---------- */

@media (min-width: 860px) {
  .showcase-grid { grid-template-columns: 1fr 1fr; }
}

/* Stacked hero: copy on top, robot below with a soft fade into the page */
@media (max-width: 899px) {
  .hero-media {
    position: relative;
    inset: auto;
    order: 2;
    aspect-ratio: 2 / 1;
    margin-top: -2.5rem;
    z-index: -1;
    -webkit-mask-image: linear-gradient(to bottom, transparent, #000 28%);
    mask-image: linear-gradient(to bottom, transparent, #000 28%);
  }
  .hero-media img { object-position: 50% 100%; }
  .hero-grid { min-height: 0; padding-block: 3rem 0; }
  .hero-copy { padding-bottom: 1rem; }
}

@media (max-width: 719px) {
  .hero-media { aspect-ratio: 1 / 0.96; }
}

@media (max-width: 560px) {
  .nav { flex-wrap: wrap; }
  .nav-links { gap: 1rem; }
  .industry, .showcase { padding-block: 3.5rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .btn, .point, .features .card { transition: none; }
  .point:hover, .features .card:hover { transform: none; }
}