/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0D0D0F;
  --bg-alt: #131316;
  --fg: #F0EDE8;
  --fg-muted: #9A9590;
  --accent: #F59E0B;
  --accent-dim: rgba(245, 158, 11, 0.15);
  --accent-glow: rgba(245, 158, 11, 0.35);
  --border: rgba(240, 237, 232, 0.08);
}

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: 'DM Sans', sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  font-family: 'Syne', sans-serif;
  line-height: 1.15;
  font-weight: 700;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  background: rgba(13, 13, 15, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--accent);
  letter-spacing: -0.02em;
}

.nav-tagline {
  font-size: 0.75rem;
  color: var(--fg-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8rem 2rem 5rem;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, #0D0D0F 0%, #111114 100%);
}

.hero-glow {
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(245,158,11,0.08) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  max-width: 760px;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-block;
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-glow);
  background: var(--accent-dim);
  padding: 0.35rem 0.85rem;
  border-radius: 2rem;
  margin-bottom: 2rem;
}

.hero-headline {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-headline em {
  color: var(--accent);
  font-style: normal;
}

.hero-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  max-width: 540px;
  margin: 0 auto 3rem;
  font-weight: 300;
}

/* Animated street light poles */
.hero-poles {
  display: flex;
  justify-content: center;
  gap: 3rem;
  align-items: flex-end;
}

.pole {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.pole-light {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent), 0 0 32px var(--accent-glow);
  animation: glow-pulse 2s ease-in-out infinite;
}

.pole:nth-child(2) .pole-light { animation-delay: 0.3s; }
.pole:nth-child(3) .pole-light { animation-delay: 0.6s; }
.pole:nth-child(4) .pole-light { animation-delay: 0.9s; }
.pole:nth-child(5) .pole-light { animation-delay: 1.2s; }

@keyframes glow-pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 16px var(--accent), 0 0 32px var(--accent-glow); }
  50% { opacity: 0.7; box-shadow: 0 0 8px var(--accent), 0 0 16px var(--accent-glow); }
}

/* ===== PROBLEM ===== */
.problem {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 5rem 2rem;
}

.problem-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.problem-label, .services-label, .why-us-label, .tender-badge {
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.5rem;
  font-family: 'Syne', sans-serif;
  font-weight: 600;
}

.problem-headline {
  font-size: clamp(1.8rem, 3.5vw, 3rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.problem-headline .highlight {
  color: var(--accent);
}

.problem-body {
  color: var(--fg-muted);
  font-size: 1.05rem;
  max-width: 640px;
  margin-bottom: 4rem;
  font-weight: 300;
}

.problem-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
}

.stat {
  background: rgba(245, 158, 11, 0.04);
  border: 1px solid var(--border);
  padding: 2rem;
  border-radius: 4px;
}

.stat-num {
  font-family: 'Syne', sans-serif;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent);
  margin-bottom: 0.5rem;
  letter-spacing: -0.03em;
}

.stat-desc {
  font-size: 0.85rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

/* ===== SERVICES ===== */
.services {
  padding: 5rem 2rem;
  background: var(--bg);
}

.services-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.service-card {
  background: var(--bg);
  padding: 2.5rem 2rem;
  transition: background 0.2s;
}

.service-card:hover {
  background: #111114;
}

.service-icon {
  margin-bottom: 1.25rem;
  opacity: 0.9;
}

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--fg);
}

.service-card p {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===== WHY US ===== */
.why-us {
  padding: 5rem 2rem;
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.why-us-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.why-us-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2.5rem;
}

.why-item {
  border-left: 2px solid var(--accent);
  padding-left: 1.5rem;
}

.why-num {
  font-family: 'Syne', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.why-item h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.6rem;
  color: var(--fg);
}

.why-item p {
  font-size: 0.875rem;
  color: var(--fg-muted);
  line-height: 1.65;
}

/* ===== TENDER ===== */
.tender {
  padding: 5rem 2rem;
  background: linear-gradient(135deg, rgba(245,158,11,0.06) 0%, var(--bg) 60%);
  border-bottom: 1px solid var(--border);
}

.tender-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.tender-badge {
  display: inline-block;
  background: var(--accent-dim);
  border: 1px solid var(--accent-glow);
  padding: 0.35rem 0.85rem;
  border-radius: 2rem;
  margin-bottom: 1.5rem;
}

.tender-headline {
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
  max-width: 700px;
}

.tender-body {
  color: var(--fg-muted);
  font-size: 1rem;
  max-width: 640px;
  margin-bottom: 1rem;
  font-weight: 300;
  line-height: 1.7;
}

.tender-body strong { color: var(--fg); font-weight: 500; }

.tender-meta {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  margin-top: 2.5rem;
  max-width: 600px;
}

.tender-detail {
  background: var(--bg-alt);
  padding: 1.25rem 1.5rem;
}

.tender-label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 0.4rem;
}

.tender-value {
  font-family: 'Syne', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--accent);
}

/* ===== CLOSING ===== */
.closing {
  padding: 6rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: var(--bg);
}

.closing-glow {
  position: absolute;
  bottom: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(245,158,11,0.07) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.closing-headline {
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  font-weight: 800;
  color: var(--fg);
  margin-bottom: 1.5rem;
  letter-spacing: -0.025em;
  line-height: 1.2;
}

.closing-sub {
  font-size: 1rem;
  color: var(--fg-muted);
  font-weight: 300;
  max-width: 500px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 2.5rem 2rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.footer-brand {
  font-family: 'Syne', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--accent);
}

.footer-meta {
  font-size: 0.85rem;
  color: var(--fg-muted);
}

.footer-copy {
  font-size: 0.75rem;
  color: rgba(154,149,144,0.5);
}

/* ===== MOBILE ===== */
@media (max-width: 640px) {
  .hero { padding: 7rem 1.5rem 4rem; }
  .hero-poles { gap: 1.5rem; }
  .problem, .services, .why-us, .tender, .closing { padding: 3.5rem 1.5rem; }
  .problem-stats { grid-template-columns: 1fr; }
  .tender-meta { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .why-us-grid { grid-template-columns: 1fr; }
}