@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500&display=swap');

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

:root {
  --bg: #0a0a0f;
  --bg-card: #12121a;
  --bg-card-hover: #1a1a2e;
  --surface: #16162a;
  --border: rgba(255,255,255,0.06);
  --border-hover: rgba(139,92,246,0.3);
  --text: #f1f1f7;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  --accent: #8b5cf6;
  --accent-light: #a78bfa;
  --accent-glow: rgba(139,92,246,0.15);
  --gradient-1: linear-gradient(135deg, #8b5cf6, #06b6d4);
  --gradient-2: linear-gradient(135deg, #6366f1, #8b5cf6, #a855f7);
  --gradient-3: linear-gradient(135deg, #0ea5e9, #8b5cf6);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 4px 24px rgba(0,0,0,0.3);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ─── UTILITIES ─── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 100px 0; position: relative; }
.section-label {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.8rem; font-weight: 600; letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent-light); margin-bottom: 16px;
  background: var(--accent-glow); padding: 6px 16px; border-radius: 50px;
  border: 1px solid rgba(139,92,246,0.2);
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  line-height: 1.2; margin-bottom: 20px;
  background: linear-gradient(135deg, #fff 30%, var(--accent-light));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-desc {
  font-size: 1.1rem; color: var(--text-secondary);
  max-width: 600px; margin-bottom: 48px;
}
.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 32px; border-radius: 50px; font-weight: 600;
  font-size: 0.95rem; text-decoration: none; cursor: pointer;
  border: none; transition: var(--transition); font-family: inherit;
}
.btn-primary {
  background: var(--gradient-2); color: #fff;
  box-shadow: 0 4px 20px rgba(139,92,246,0.3);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(139,92,246,0.4); }
.btn-outline {
  background: transparent; color: var(--text);
  border: 1px solid var(--border); backdrop-filter: blur(10px);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent-light); }

/* ─── NAVBAR ─── */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  padding: 16px 0; transition: var(--transition);
  background: rgba(10,10,15,0.6); backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled { border-bottom-color: var(--border); padding: 10px 0; }
.navbar .container { display: flex; align-items: center; justify-content: space-between; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-icon {
  width: 40px; height: 40px; border-radius: 12px;
  background: var(--gradient-2); display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem; color: #fff;
}
.logo-text { font-size: 1.3rem; font-weight: 700; color: var(--text); }
.logo-text span { color: var(--accent-light); }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links a {
  color: var(--text-secondary); text-decoration: none;
  font-size: 0.92rem; font-weight: 500; transition: var(--transition);
  position: relative;
}
.nav-links a:hover, .nav-links a.active { color: var(--text); }
.nav-links a.active::after {
  content: ''; position: absolute; bottom: -6px; left: 0; right: 0;
  height: 2px; background: var(--gradient-1); border-radius: 2px;
}
.nav-cta { padding: 10px 24px; font-size: 0.85rem; }
.mobile-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-toggle span {
  display: block; width: 24px; height: 2px; background: var(--text);
  margin: 5px 0; transition: var(--transition); border-radius: 2px;
}

/* ─── HERO ─── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding-top: 100px; position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -50%; left: -20%;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.08), transparent 70%);
  animation: float 8s ease-in-out infinite;
}
.hero::after {
  content: ''; position: absolute; bottom: -30%; right: -10%;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(6,182,212,0.06), transparent 70%);
  animation: float 10s ease-in-out infinite reverse;
}
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-30px); } }
.hero .container { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent-glow); border: 1px solid rgba(139,92,246,0.2);
  padding: 8px 20px; border-radius: 50px; font-size: 0.82rem;
  color: var(--accent-light); font-weight: 500; margin-bottom: 24px;
}
.hero-badge .dot { width: 6px; height: 6px; border-radius: 50%; background: #10b981; animation: pulse-dot 2s infinite; }
@keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }
.hero h1 {
  font-size: clamp(2.5rem, 5vw, 3.8rem); font-weight: 900; line-height: 1.1; margin-bottom: 24px;
}
.hero h1 .gradient {
  background: var(--gradient-1);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero p { font-size: 1.15rem; color: var(--text-secondary); margin-bottom: 36px; max-width: 500px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 48px; }
.hero-stats .stat-num { font-size: 1.8rem; font-weight: 800; color: var(--text); }
.hero-stats .stat-num span { color: var(--accent-light); }
.hero-stats .stat-label { font-size: 0.82rem; color: var(--text-muted); margin-top: 4px; }
.hero-visual { position: relative; }
.hero-img-wrap {
  position: relative; border-radius: var(--radius);
  overflow: hidden; box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  border: 1px solid var(--border);
}
.hero-img-wrap img { width: 100%; display: block; }
.hero-img-wrap::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(10,10,15,0.4));
  pointer-events: none;
}
.hero-float-card {
  position: absolute; padding: 14px 20px; border-radius: var(--radius-sm);
  background: rgba(18,18,26,0.85); backdrop-filter: blur(16px);
  border: 1px solid var(--border); box-shadow: var(--shadow);
  font-size: 0.82rem; animation: float 6s ease-in-out infinite;
}
.hero-float-card.card-1 { top: -20px; right: -20px; }
.hero-float-card.card-2 { bottom: 40px; left: -30px; animation-delay: -3s; }
.float-card-icon { font-size: 1.5rem; margin-bottom: 6px; }
.float-card-title { font-weight: 600; color: var(--text); }
.float-card-value { color: var(--accent-light); font-weight: 700; font-size: 1.1rem; }

/* ─── FEATURES ─── */
.features-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 36px 28px;
  transition: var(--transition); position: relative; overflow: hidden;
}
.feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-1); opacity: 0; transition: var(--transition);
}
.feature-card:hover { border-color: var(--border-hover); transform: translateY(-4px); background: var(--bg-card-hover); }
.feature-card:hover::before { opacity: 1; }
.feature-icon {
  width: 52px; height: 52px; border-radius: 14px;
  background: var(--accent-glow); border: 1px solid rgba(139,92,246,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; margin-bottom: 20px;
}
.feature-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 10px; }
.feature-card p { font-size: 0.92rem; color: var(--text-secondary); line-height: 1.7; }

/* ─── SHOWCASE ─── */
.showcase .container { display: grid; grid-template-columns: 1.1fr 1fr; gap: 60px; align-items: center; }
.showcase-img { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--border); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.showcase-img img { width: 100%; display: block; }
.showcase-list { list-style: none; margin-top: 32px; }
.showcase-list li {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 16px 0; border-bottom: 1px solid var(--border);
}
.showcase-list li:last-child { border-bottom: none; }
.showcase-check {
  width: 24px; height: 24px; border-radius: 50%;
  background: rgba(16,185,129,0.15); color: #10b981;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 2px; font-size: 0.8rem;
}
.showcase-list h4 { font-size: 1rem; font-weight: 600; margin-bottom: 4px; }
.showcase-list p { font-size: 0.85rem; color: var(--text-secondary); }

/* ─── PRICING ─── */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.pricing-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 40px 32px;
  transition: var(--transition); position: relative; text-align: center;
}
.pricing-card.popular {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(139,92,246,0.08), var(--bg-card));
  transform: scale(1.04);
}
.pricing-card.popular .popular-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--gradient-2); color: #fff; padding: 6px 24px;
  border-radius: 50px; font-size: 0.75rem; font-weight: 600; letter-spacing: 1px;
  text-transform: uppercase;
}
.pricing-card:hover { transform: translateY(-6px); border-color: var(--border-hover); }
.pricing-card.popular:hover { transform: scale(1.04) translateY(-6px); }
.pricing-name { font-size: 1.2rem; font-weight: 700; margin-bottom: 8px; }
.pricing-desc { font-size: 0.85rem; color: var(--text-muted); margin-bottom: 24px; }
.pricing-price { margin-bottom: 32px; }
.pricing-price .amount { font-size: 3rem; font-weight: 800; }
.pricing-price .amount .currency { font-size: 1.2rem; vertical-align: super; color: var(--accent-light); }
.pricing-price .period { font-size: 0.85rem; color: var(--text-muted); }
.pricing-features { list-style: none; text-align: left; margin-bottom: 32px; }
.pricing-features li {
  padding: 10px 0; font-size: 0.9rem; color: var(--text-secondary);
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--border);
}
.pricing-features li:last-child { border-bottom: none; }
.pricing-features .check { color: #10b981; font-weight: 700; }
.pricing-features .cross { color: #ef4444; }

/* ─── REFERENCES ─── */
.ref-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 20px; }
.ref-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 32px 20px; text-align: center;
  transition: var(--transition);
}
.ref-card:hover { border-color: var(--border-hover); transform: translateY(-4px); }
.ref-card .ref-icon { font-size: 2.2rem; margin-bottom: 12px; }
.ref-card .ref-name { font-size: 0.88rem; font-weight: 600; }
.ref-card .ref-loc { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; }

/* ─── ABOUT PAGE ─── */
.page-hero {
  padding: 160px 0 80px; text-align: center;
  background: linear-gradient(180deg, rgba(139,92,246,0.04), transparent);
}
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-grid img { width: 100%; border-radius: var(--radius); border: 1px solid var(--border); }
.timeline { position: relative; padding-left: 32px; margin-top: 40px; }
.timeline::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: var(--gradient-2);
}
.timeline-item { margin-bottom: 32px; position: relative; }
.timeline-item::before {
  content: ''; position: absolute; left: -37px; top: 6px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 12px var(--accent);
}
.timeline-item h4 { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.timeline-item p { font-size: 0.88rem; color: var(--text-secondary); }
.timeline-item .year { font-size: 0.75rem; color: var(--accent-light); font-weight: 600; }

/* ─── CONTACT PAGE ─── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 48px; }
.contact-info-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px;
  display: flex; align-items: flex-start; gap: 16px;
  margin-bottom: 20px; transition: var(--transition);
}
.contact-info-card:hover { border-color: var(--border-hover); }
.contact-info-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--accent-glow); display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.contact-info-card h4 { font-weight: 600; margin-bottom: 4px; }
.contact-info-card p { font-size: 0.9rem; color: var(--text-secondary); }
.contact-form {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 40px;
}
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 500; margin-bottom: 8px; color: var(--text-secondary); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 14px 18px; border-radius: var(--radius-sm);
  background: var(--surface); border: 1px solid var(--border);
  color: var(--text); font-family: inherit; font-size: 0.92rem;
  transition: var(--transition); outline: none;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }

/* ─── FOOTER ─── */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 30px;
  background: linear-gradient(180deg, transparent, rgba(139,92,246,0.02));
}
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer-brand p { font-size: 0.88rem; color: var(--text-secondary); margin-top: 12px; max-width: 280px; }
.footer h4 { font-size: 0.85rem; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; color: var(--text-muted); }
.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; }
.footer ul a { color: var(--text-secondary); text-decoration: none; font-size: 0.9rem; transition: var(--transition); }
.footer ul a:hover { color: var(--accent-light); }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; font-size: 0.82rem; color: var(--text-muted); }

/* ─── RESPONSIVE ─── */
@media (max-width: 968px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero p { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { max-width: 560px; margin: 0 auto; }
  .hero-float-card { display: none; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .pricing-card.popular { transform: none; }
  .pricing-card.popular:hover { transform: translateY(-6px); }
  .showcase .container { grid-template-columns: 1fr; }
  .about-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .mobile-toggle { display: block; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: absolute; top: 100%; left: 0; right: 0;
    background: rgba(10,10,15,0.95); backdrop-filter: blur(20px);
    padding: 24px; gap: 20px; border-bottom: 1px solid var(--border);
  }
  .section { padding: 64px 0; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .ref-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ─── SUSTAINABILITY SECTION ─── */
.sustainability-badge {
  background: rgba(16, 185, 129, 0.1) !important;
  color: #10b981 !important;
  border: 1px solid rgba(16, 185, 129, 0.2) !important;
}
.green-gradient {
  background: linear-gradient(135deg, #10b981, #059669) !important;
  -webkit-background-clip: text !important;
  -webkit-text-fill-color: transparent !important;
  background-clip: text !important;
}
.eco-card {
  border-color: rgba(16, 185, 129, 0.1) !important;
}
.eco-card:hover {
  border-color: rgba(16, 185, 129, 0.3) !important;
  box-shadow: 0 0 20px rgba(16, 185, 129, 0.05) !important;
}
.eco-icon {
  background: rgba(16, 185, 129, 0.1) !important;
  color: #10b981 !important;
  border-color: rgba(16, 185, 129, 0.15) !important;
}

/* ─── ANIMATIONS ─── */
.fade-up {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }