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

:root {
  --navy: #0B1F3A;
  --navy-mid: #122647;
  --blue: #1565C0;
  --blue-bright: #1976D2;
  --orange: #E65100;
  --orange-light: #FF6D00;
  --white: #FFFFFF;
  --off-white: #F4F6F9;
  --gray: #8A9BB0;
  --text: #1A2B40;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--white);
  overflow-x: hidden;
}

/* ─── NAV ─── */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(11,31,58,0.97);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  height: 68px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo img {
  height: 42px;
  border-radius: 5px;
}

.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,0.72);
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: color 0.2s;
}

.nav-links a:hover { color: var(--white); }

.nav-cta {
  background: var(--orange) !important;
  color: var(--white) !important;
  padding: 8px 20px;
  border-radius: 4px;
}

.nav-cta:hover {
  background: var(--orange-light) !important;
}

/* ─── HERO ─── */
#home {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 60%, #0D2D5E 100%);
  display: flex;
  align-items: center;
  padding: 100px 5% 60px;
  position: relative;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

.hero-accent {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(21,101,192,0.25) 0%, transparent 70%);
  right: -100px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 650px;
}

.hero-badge {
  display: inline-block;
  background: rgba(21,101,192,0.25);
  border: 1px solid rgba(21,101,192,0.5);
  color: #90CAF9;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 28px;
  animation: fadeUp 0.6s ease both;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(52px, 8vw, 90px);
  line-height: 0.95;
  color: var(--white);
  letter-spacing: 1px;
  margin-bottom: 24px;
  animation: fadeUp 0.6s ease 0.1s both;
}

.hero-title span { color: var(--orange); }

.hero-sub {
  font-size: 17px;
  line-height: 1.7;
  color: rgba(255,255,255,0.65);
  margin-bottom: 40px;
  max-width: 500px;
  font-weight: 300;
  animation: fadeUp 0.6s ease 0.2s both;
}

.hero-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  animation: fadeUp 0.6s ease 0.3s both;
}

.btn-primary {
  background: var(--orange);
  color: var(--white);
  padding: 14px 32px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: background 0.2s, transform 0.15s;
  display: inline-block;
}

.btn-primary:hover { background: var(--orange-light); transform: translateY(-2px); }

.btn-outline {
  background: transparent;
  color: rgba(255,255,255,0.85);
  padding: 14px 32px;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.25);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: border-color 0.2s, color 0.2s, transform 0.15s;
  display: inline-block;
}

.btn-outline:hover { border-color: rgba(255,255,255,0.6); color: var(--white); transform: translateY(-2px); }

.btn-download {
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.9);
  padding: 14px 32px;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.2);
  text-decoration: none;
  font-weight: 500;
  font-size: 15px;
  transition: background 0.2s, transform 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-download:hover { background: rgba(255,255,255,0.18); transform: translateY(-2px); }

.btn-download svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.hero-stats {
  display: flex;
  gap: 48px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
  animation: fadeUp 0.6s ease 0.4s both;
  flex-wrap: wrap;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 38px;
  color: var(--white);
  line-height: 1;
}

.stat-num span { color: var(--orange); }

.stat-label {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ─── SECTION BASE ─── */
section { padding: 100px 5%; }

.section-tag {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 5vw, 56px);
  color: var(--navy);
  line-height: 1;
  margin-bottom: 20px;
  letter-spacing: 0.5px;
}

.section-desc {
  font-size: 16px;
  line-height: 1.8;
  color: #5A6F85;
  max-width: 520px;
  font-weight: 300;
}

/* ─── ABOUT ─── */
#about { background: var(--off-white); }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  margin-top: 60px;
}

.about-card-main {
  background: var(--navy);
  border-radius: 12px;
  padding: 48px 40px;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.about-card-main::before {
  content: '';
  position: absolute;
  right: -40px;
  top: -40px;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: rgba(21,101,192,0.2);
  pointer-events: none;
}

.about-big-letter {
  font-family: var(--font-display);
  font-size: 120px;
  line-height: 1;
  color: rgba(255,255,255,0.06);
  position: absolute;
  bottom: -10px;
  right: 20px;
  letter-spacing: -4px;
  pointer-events: none;
  user-select: none;
}

.about-card-title {
  font-family: var(--font-display);
  font-size: 40px;
  color: var(--white);
  margin-bottom: 16px;
  line-height: 1.05;
}

.about-card-title span { color: var(--orange); }

.about-card-body {
  font-size: 15px;
  line-height: 1.8;
  color: rgba(255,255,255,0.65);
  font-weight: 300;
  position: relative;
  z-index: 1;
}

.about-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
  position: relative;
  z-index: 1;
}

.chip {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.8);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 13px;
}

.about-features { display: flex; flex-direction: column; gap: 28px; }

.feature-item { display: flex; gap: 20px; align-items: flex-start; }

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--navy);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.feature-icon svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: #90CAF9;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.feature-title { font-size: 16px; font-weight: 500; color: var(--navy); margin-bottom: 4px; }
.feature-body { font-size: 14px; color: #6A7F95; line-height: 1.6; font-weight: 300; }

/* ─── PRODUCTS ─── */
#products { background: var(--white); }

.products-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
  flex-wrap: wrap;
  gap: 20px;
}

.catalogue-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--navy);
  color: var(--white);
  padding: 13px 26px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.2s, transform 0.15s;
  white-space: nowrap;
  cursor: pointer;
  border: none;
  font-family: var(--font-body);
}

.catalogue-btn:hover { background: #0D2D5E; transform: translateY(-2px); }

.catalogue-btn svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.categories-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  margin-bottom: 40px;
  border: 1px solid #E0E8F0;
  border-radius: 10px;
  overflow: hidden;
}

.cat-tab {
  padding: 16px 20px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 500;
  color: var(--gray);
  border: none;
  background: var(--white);
  text-align: center;
  transition: background 0.2s, color 0.2s;
  letter-spacing: 0.5px;
  border-right: 1px solid #E0E8F0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  font-family: var(--font-body);
}

.cat-tab:last-child { border-right: none; }
.cat-tab.active, .cat-tab:hover { background: var(--navy); color: var(--white); }

.cat-tab svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}

.product-card {
  border: 1px solid #E0E8F0;
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.25s, box-shadow 0.25s;
  background: var(--white);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 48px rgba(11,31,58,0.12);
}

.product-card-img {
  height: 210px;
  background: #F8FAFB;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.product-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s;
}

.product-card:hover .product-card-img img { transform: scale(1.05); }

.product-cat-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--navy);
  color: rgba(255,255,255,0.9);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
  z-index: 1;
}

.product-card-body { padding: 18px 20px 22px; }
.product-name { font-size: 16px; font-weight: 500; color: var(--navy); margin-bottom: 5px; }
.product-brand { font-size: 13px; color: var(--gray); }

/* ─── CONTACT ─── */
#contact {
  background: var(--navy);
  position: relative;
  overflow: hidden;
}

#contact::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
}

.contact-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.contact-left .section-title { color: var(--white); }
.contact-left .section-desc { color: rgba(255,255,255,0.55); max-width: 420px; }

.contact-cards { display: flex; flex-direction: column; gap: 16px; margin-top: 40px; }

.contact-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 18px;
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: var(--white);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-label { font-size: 12px; color: rgba(255,255,255,0.45); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 4px; }
.contact-value { font-size: 17px; color: var(--white); font-weight: 500; }
.contact-value a { color: inherit; text-decoration: none; }
.contact-value a:hover { color: #90CAF9; }

.contact-form-wrap {
  background: var(--white);
  border-radius: 16px;
  padding: 44px 40px;
}

.form-title {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--navy);
  margin-bottom: 28px;
  letter-spacing: 0.5px;
}

.form-group { margin-bottom: 18px; }

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--navy);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid #D4DDE8;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--text);
  background: var(--off-white);
  transition: border-color 0.2s, background 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--blue-bright);
  background: var(--white);
}

.form-group textarea { resize: vertical; min-height: 100px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.btn-submit {
  width: 100%;
  background: var(--orange);
  color: var(--white);
  padding: 14px;
  border: none;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.15s;
  margin-top: 6px;
}

.btn-submit:hover { background: var(--orange-light); transform: translateY(-1px); }

/* ─── FOOTER ─── */
footer {
  background: #06111F;
  padding: 28px 5%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copy { font-size: 13px; color: rgba(255,255,255,0.35); }
.footer-note { font-size: 12px; color: rgba(255,255,255,0.2); }

/* ─── WHATSAPP FLOAT ─── */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 200;
  background: #25D366;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.wa-float:hover { transform: scale(1.08); box-shadow: 0 6px 28px rgba(37,211,102,0.55); }
.wa-float svg { width: 28px; height: 28px; fill: var(--white); }

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  .about-grid, .contact-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-stats { gap: 28px; }
  .categories-strip { grid-template-columns: 1fr 1fr; }
  .cat-tab { border-bottom: 1px solid #E0E8F0; }
  .cat-tab:nth-child(2) { border-right: none; }
  .nav-links { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 32px 24px; }
}