/* ─── Reset & Base ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --teal-700: #0f766e;
  --teal-800: #115e59;
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --white: #ffffff;
  --radius: 16px;
  --radius-lg: 24px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.12);
  --font-heading: 'Nunito', sans-serif;
  --font-body: 'Quicksand', sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--slate-700);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

.skip-link {
  position: absolute; top: -100%; left: 16px;
  background: var(--teal-600); color: var(--white);
  padding: 8px 16px; border-radius: var(--radius);
  z-index: 9999; font-weight: 600;
  transition: top var(--transition);
}
.skip-link:focus { top: 16px; }

/* ─── Buttons ─── */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px; border-radius: 50px;
  font-family: var(--font-heading); font-weight: 700;
  font-size: 0.95rem; letter-spacing: 0.01em;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }

.btn-teal {
  background: linear-gradient(135deg, var(--teal-600), var(--teal-500));
  color: var(--white);
  box-shadow: 0 4px 16px rgba(13,148,136,0.35);
}
.btn-teal:hover { box-shadow: 0 8px 28px rgba(13,148,136,0.45); }

.btn-outline-light {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.5);
  backdrop-filter: blur(4px);
}
.btn-outline-light:hover {
  background: rgba(255,255,255,0.22);
  border-color: var(--white);
}

.btn-white {
  background: var(--white);
  color: var(--teal-700);
  box-shadow: var(--shadow);
}
.btn-white:hover { box-shadow: var(--shadow-lg); }

/* ─── Nav ─── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  transition: box-shadow var(--transition);
}
.nav.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }

.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }

.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon { width: 40px; height: 40px; flex-shrink: 0; }
.logo-text {
  font-family: var(--font-heading);
  font-weight: 800; font-size: 1.25rem;
  color: var(--teal-700);
}
.logo-light .logo-text { color: var(--white); }

.nav-menu { display: flex; align-items: center; gap: 8px; }
.nav-menu a {
  padding: 8px 16px; border-radius: 50px;
  font-family: var(--font-heading); font-weight: 600;
  font-size: 0.9rem; color: var(--slate-600);
  transition: all var(--transition);
}
.nav-menu a:hover { background: rgba(13,148,136,0.08); color: var(--teal-700); }

.menu-btn {
  display: none; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 12px;
  color: var(--slate-700); transition: background var(--transition);
}
.menu-btn:hover { background: var(--slate-100); }
.menu-icon-close { display: none; }
.menu-btn[aria-expanded="true"] .menu-icon-open { display: none; }
.menu-btn[aria-expanded="true"] .menu-icon-close { display: block; }

/* ─── Hero ─── */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0;
  background: url('https://images.pexels.com/photos/13305631/pexels-photo-13305631.jpeg?auto=compress&cs=tinysrgb&fit=crop&w=1920&h=1080') center/cover no-repeat;
  transform: scale(1.02);
}
.hero-scrim {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(15,23,42,0.82) 0%, rgba(13,148,136,0.65) 100%);
}
.hero-content {
  position: relative; z-index: 2;
  padding: 120px 24px 100px;
  max-width: 760px;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  backdrop-filter: blur(8px);
  color: var(--white);
  padding: 8px 18px; border-radius: 50px;
  font-family: var(--font-heading); font-weight: 700;
  font-size: 0.85rem; letter-spacing: 0.04em;
  margin-bottom: 24px;
}
.hero-badge svg { width: 14px; height: 14px; }
.hero-h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3.4rem);
  font-weight: 800; line-height: 1.15;
  color: var(--white);
  margin-bottom: 20px;
}
.hero-sub {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: rgba(255,255,255,0.85);
  max-width: 560px; margin-bottom: 32px; line-height: 1.7;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; margin-bottom: 40px; }
.hero-meta { display: flex; flex-wrap: wrap; gap: 24px; }
.meta-item {
  display: flex; align-items: center; gap: 8px;
  color: rgba(255,255,255,0.8);
  font-size: 0.9rem; font-weight: 500;
}
.meta-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.hero-wave {
  position: absolute; bottom: -2px; left: 0; right: 0;
  line-height: 0;
}
.hero-wave svg { width: 100%; height: 80px; }

/* ─── Sections ─── */
.section { padding: 100px 0; }
.text-center { text-align: center; }

.section-tag {
  display: inline-flex; align-items: center;
  background: linear-gradient(135deg, rgba(13,148,136,0.1), rgba(20,184,166,0.1));
  color: var(--teal-700);
  padding: 6px 16px; border-radius: 50px;
  font-family: var(--font-heading); font-weight: 700;
  font-size: 0.8rem; letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.section-tag-light {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800; line-height: 1.2;
  color: var(--slate-900);
  margin-bottom: 16px;
}
.section-title-light { color: var(--white); }

.highlight {
  background: linear-gradient(135deg, var(--teal-600), var(--teal-500));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-sub {
  font-size: 1.1rem; color: var(--slate-500);
  max-width: 560px; margin: 0 auto;
}
.section-sub-light { color: rgba(255,255,255,0.75); }

/* ─── About ─── */
.about { background: var(--slate-50); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}
.about-img-wrap {
  position: relative; border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-img-wrap img { width: 100%; height: 420px; object-fit: cover; }
.about-img-float {
  position: absolute; bottom: 20px; right: 20px;
  display: flex; align-items: center; gap: 10px;
  background: var(--white);
  padding: 12px 20px; border-radius: 50px;
  box-shadow: var(--shadow);
  font-family: var(--font-heading); font-weight: 700;
  font-size: 0.9rem; color: var(--teal-700);
}
.about-img-float svg { width: 18px; height: 18px; color: #ef4444; }
.about-text .section-title { margin-bottom: 20px; }
.about-text p { color: var(--slate-600); margin-bottom: 16px; }
.about-features { margin-top: 24px; display: grid; gap: 12px; }
.about-features li {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-heading); font-weight: 600;
  font-size: 1rem; color: var(--slate-700);
}
.about-features li svg { width: 20px; height: 20px; color: var(--teal-600); flex-shrink: 0; }

/* ─── Products ─── */
.products { background: var(--white); }
.cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px; margin-top: 48px;
}
.card {
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: all var(--transition);
  text-align: center;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--teal-400);
}
.card-icon {
  width: 68px; height: 68px;
  border-radius: 20px;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  color: var(--white);
}
.card-icon svg { width: 30px; height: 30px; }
.card h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem; font-weight: 700;
  color: var(--slate-800); margin-bottom: 10px;
}
.card p { font-size: 0.92rem; color: var(--slate-500); line-height: 1.65; }

/* ─── Location ─── */
.location { background: var(--slate-50); }
.location-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px; align-items: start;
}
.location-info .section-title { margin-bottom: 16px; }
.location-info > p.section-sub { margin: 0 0 32px; }
.contact-cards { display: grid; gap: 16px; }
.contact-card {
  display: flex; align-items: center; gap: 16px;
  background: var(--white);
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  padding: 20px 24px;
  transition: all var(--transition);
}
.contact-card:hover {
  border-color: var(--teal-400);
  box-shadow: var(--shadow);
  transform: translateX(4px);
}
.contact-card-icon {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; color: var(--white);
}
.contact-card-icon svg { width: 24px; height: 24px; }
.contact-card strong {
  display: block;
  font-family: var(--font-heading); font-weight: 700;
  font-size: 0.95rem; color: var(--slate-800);
}
.contact-card span {
  font-size: 0.9rem; color: var(--slate-500);
  line-height: 1.5;
}
.location-map { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow); }

/* ─── CTA ─── */
.cta-section {
  position: relative; padding: 100px 0;
  overflow: hidden;
}
.cta-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--slate-800) 0%, var(--teal-800) 100%);
}
.cta-section .container { position: relative; z-index: 2; }
.cta-buttons { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

/* ─── Footer ─── */
.footer {
  background: var(--slate-900);
  color: rgba(255,255,255,0.7);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1.5fr;
  gap: 48px; padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand p { margin-top: 16px; font-size: 0.9rem; line-height: 1.7; max-width: 280px; }
.footer-links strong, .footer-contact strong {
  display: block;
  font-family: var(--font-heading); font-weight: 700;
  font-size: 0.95rem; color: var(--white);
  margin-bottom: 16px;
}
.footer-links a {
  display: block; padding: 6px 0;
  font-size: 0.9rem; color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--teal-400); }
.footer-contact > a, .footer-contact > span {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 0; font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: color var(--transition);
}
.footer-contact > a:hover { color: var(--teal-400); }
.footer-contact svg { width: 16px; height: 16px; flex-shrink: 0; color: var(--teal-500); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
  padding: 24px 0;
  font-size: 0.85rem; color: rgba(255,255,255,0.4);
}
.footer-bottom p { margin: 0; }

/* ─── Animations ─── */
.reveal-up, .reveal-left, .reveal-right {
  opacity: 1;
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal-up { transform: translateY(0); }
.reveal-left { transform: translateX(0); }
.reveal-right { transform: translateX(0); }

@media (prefers-reduced-motion: no-preference) {
  .reveal-up.hidden { opacity: 0; transform: translateY(30px); }
  .reveal-left.hidden { opacity: 0; transform: translateX(-30px); }
  .reveal-right.hidden { opacity: 0; transform: translateX(30px); }
  .reveal-up.show { opacity: 1; transform: translateY(0); }
  .reveal-left.show { opacity: 1; transform: translateX(0); }
  .reveal-right.show { opacity: 1; transform: translateX(0); }
}

/* ─── Responsive ─── */
@media (max-width: 1024px) {
  .cards { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .menu-btn { display: flex; }
  .nav-menu {
    position: fixed; top: 72px; left: 0; right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 24px;
    border-bottom: 1px solid var(--slate-200);
    box-shadow: var(--shadow);
    transform: translateY(-120%);
    opacity: 0;
    transition: all var(--transition);
    pointer-events: none;
  }
  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }
  .nav-menu a { padding: 12px 16px; font-size: 1rem; width: 100%; }
  .nav-menu .btn { justify-content: center; margin-top: 8px; }

  .hero-content { padding: 100px 24px 80px; }
  .hero-h1 { font-size: clamp(1.7rem, 6vw, 2.4rem); }
  .hero-ctas { flex-direction: column; }
  .hero-ctas .btn { justify-content: center; }
  .hero-meta { flex-direction: column; gap: 12px; }

  .section { padding: 72px 0; }
  .about-grid, .location-grid { grid-template-columns: 1fr; gap: 32px; }
  .about-img-wrap img { height: 280px; }
  .cards { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-h1 { font-size: 1.6rem; }
  .section-title { font-size: 1.5rem; }
}