/* AI Plaza - Static Recreation */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

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

:root {
  --bg-primary: #051124;
  --bg-secondary: #0a1e3d;
  --bg-card: #0d2444;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent-orange: #ff6b00;
  --accent-blue: #4f75fe;
  --border-color: rgba(255,255,255,0.12);
  --card-radius: 0.75rem;
  --btn-radius: 0.5rem;
  --container-width: 1280px;
  --nav-height: 4rem;
  --font: 'Outfit', sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  font-weight: 400;
  min-height: 100vh;
}

/* ===== CONTAINER ===== */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===== NAVIGATION ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
  height: var(--nav-height);
}

.nav__inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav__left {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav__logo {
  text-decoration: none;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav__link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  padding: 0.4rem 0.75rem;
  border-radius: var(--btn-radius);
  transition: color 0.2s;
}

.nav__link:hover,
.nav__link.active {
  color: var(--text-primary);
}

.nav__right {
  display: flex;
  align-items: center;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--btn-radius);
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: opacity 0.2s, background-color 0.2s;
  white-space: nowrap;
}

.btn--primary {
  background-color: var(--accent-orange);
  color: #fff;
}

.btn--primary:hover {
  opacity: 0.9;
}

.btn--secondary {
  background-color: transparent;
  color: var(--text-primary);
  border: 1.5px solid rgba(255,255,255,0.3);
}

.btn--secondary:hover {
  border-color: rgba(255,255,255,0.6);
}

.btn--nav {
  background-color: var(--accent-orange);
  color: #fff;
  padding: 0.6rem 1.25rem;
  font-size: 0.9rem;
}

.btn--nav:hover {
  opacity: 0.9;
}

.btn-group {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  align-items: center;
}

/* ===== HERO SECTION ===== */
.hero {
  background-color: var(--bg-primary);
  padding: 5rem 0 4rem;
  overflow: hidden;
}

.hero__inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.hero__heading {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

.hero__subtitle {
  font-size: 1.13rem;
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 36rem;
}

.hero__image-wrap {
  position: relative;
  border-radius: var(--card-radius);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.hero__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ===== SECTION ===== */
.section {
  padding: 5rem 0;
}

.section--dark {
  background-color: var(--bg-primary);
}

.section--darker {
  background-color: #020b16;
}

/* ===== EYEBROW / SECTION LABEL ===== */
.eyebrow {
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  display: block;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  font-family: var(--font);
  font-weight: 500;
  line-height: 1.04;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 4vw, 3.5rem); }
h2 { font-size: clamp(1.8rem, 3vw, 2.83rem); }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ===== 2-COL GRID ===== */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

/* ===== IMAGE ===== */
.img-rounded {
  border-radius: var(--card-radius);
  overflow: hidden;
  width: 100%;
}

.img-rounded img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===== CARDS ===== */
.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  overflow: hidden;
  text-decoration: none;
  display: block;
  transition: border-color 0.2s;
}

.card:hover {
  border-color: rgba(255,255,255,0.25);
}

.card__image {
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.card:hover .card__image img {
  transform: scale(1.03);
}

.card__body {
  padding: 1.5rem;
}

.card__title {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.card__text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.card__text br {
  display: block;
  content: '';
  margin: 0.2rem 0;
}

/* ===== ABOUT SECTION ===== */
.about__photo {
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0,0,0,0.4);
}

.about__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===== STATS SECTION ===== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.stat-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 2rem;
}

.stat-card__number {
  font-size: 2.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.25rem;
}

.stat-card__label {
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 0.75rem;
}

.stat-card__text {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ===== TESTIMONIAL ===== */
.testimonial {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 3rem;
  max-width: 48rem;
  margin: 0 auto;
  text-align: center;
}

.testimonial__quote {
  font-size: 1.25rem;
  color: var(--text-primary);
  font-style: italic;
  line-height: 1.6;
}

/* ===== BENEFITS LIST ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.benefit {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.benefit__title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.benefit__text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== CONTACT FORM ===== */
.contact-section {
  padding: 5rem 0;
  background-color: var(--bg-primary);
}

.contact-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-info__heading {
  font-size: clamp(1.8rem, 3vw, 2.5rem);
  font-weight: 500;
  line-height: 1.15;
}

.contact-info__text {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.7;
}

.contact-detail {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.contact-detail__label {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.contact-detail a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1rem;
}

.contact-detail a:hover {
  color: var(--accent-blue);
}

/* Form */
.form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-field label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.form-field input,
.form-field textarea {
  background: transparent;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: var(--btn-radius);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 1rem;
  padding: 0.75rem 1rem;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}

.form-field input::placeholder,
.form-field textarea::placeholder {
  color: var(--text-muted);
}

.form-field input:focus,
.form-field textarea:focus {
  border-color: rgba(255,255,255,0.6);
}

.form-field textarea {
  resize: vertical;
  min-height: 8rem;
}

.form__submit {
  align-self: flex-start;
  margin-top: 0.5rem;
}

/* ===== ROBOTS HERO ===== */
.robots-hero {
  padding: 5rem 0 0;
  background-color: var(--bg-primary);
  overflow: hidden;
}

.robots-hero__content {
  max-width: 40rem;
  margin-bottom: 3rem;
}

.robots-hero__image {
  width: 100%;
  border-radius: var(--card-radius) var(--card-radius) 0 0;
  overflow: hidden;
  max-height: 520px;
}

.robots-hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ===== USE CASES ===== */
.use-cases-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.use-case {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.use-case__image {
  border-radius: var(--card-radius);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.use-case__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.use-case__tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-orange);
}

.use-case__title {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-primary);
  line-height: 1.4;
}

.use-case__text {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== DIVIDER ===== */
.divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 0;
}

/* ===== SECTION HEADER ===== */
.section-header {
  margin-bottom: 3rem;
}

.section-header--centered {
  text-align: center;
  max-width: 42rem;
  margin-left: auto;
  margin-right: auto;
}

.section-header__subtitle {
  margin-top: 1rem;
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ===== FOOTER ===== */
.footer {
  background-color: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 3rem 0 2rem;
}

.footer__inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer__brand-name {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
}

.footer__brand-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.footer__col-title {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.footer__link {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.footer__link:hover {
  color: var(--text-primary);
}

.footer__bottom {
  max-width: var(--container-width);
  margin: 2rem auto 0;
  padding: 1.5rem 1.5rem 0;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ===== MOBILE NAV ===== */
.nav__mobile-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  flex-direction: column;
  gap: 5px;
}

.nav__mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s;
}

.nav__overlay {
  display: none;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 991px) {
  .hero__inner {
    grid-template-columns: 1fr;
  }
  .hero__image-wrap {
    display: none;
  }
  .grid-2 {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .grid-3 {
    grid-template-columns: 1fr 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  .footer__inner {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
  .use-cases-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .use-case {
    flex-direction: row;
    align-items: flex-start;
  }
  .use-case__image {
    flex-shrink: 0;
    width: 180px;
    height: 140px;
    aspect-ratio: unset;
  }
}

@media (max-width: 767px) {
  .nav__menu,
  .nav__right {
    display: none;
  }
  .nav__menu.is-open {
    display: flex;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem 1.5rem;
    gap: 0.25rem;
  }
  .nav__mobile-toggle {
    display: flex;
  }
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .contact-inner {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer__inner {
    grid-template-columns: 1fr;
  }
  .testimonial {
    padding: 2rem 1.5rem;
  }
  .use-case {
    flex-direction: column;
  }
  .use-case__image {
    width: 100%;
    height: auto;
    aspect-ratio: 4/3;
  }
  .section {
    padding: 3rem 0;
  }
  .hero {
    padding: 3rem 0 2.5rem;
  }
}

/* ===== TEXT UTILITIES ===== */
.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mt-3 { margin-top: 3rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }