/* =========================================
   ELINO STAR INTERNATIONAL — STYLESHEET
   Oil Trading & Tank Storage | Est. 2001
   ========================================= */

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

:root {
  --teal:       #16A085;
  --teal-dark:  #0e7a65;
  --teal-light: #1abc9c;
  --red:        #C0392B;
  --red-dark:   #922b21;
  --navy:       #2C3E50;
  --navy-dark:  #1a252f;
  --amber:      #F39C12;
  --white:      #ECF0F1;
  --silver:     #BDC3C7;
  --bg:         #0d1117;
  --surface:    #161b22;
  --surface-2:  #21262d;
  --border:     rgba(255,255,255,0.08);
  --text-main:  #ECF0F1;
  --text-muted: #8b949e;
  --font:       'Inter', sans-serif;
  --font-display: 'Barlow Condensed', sans-serif;
  --radius:     12px;
  --radius-lg:  20px;
  --shadow:     0 8px 32px rgba(0,0,0,0.4);
  --transition: all 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

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

/* ---- SCROLLBAR ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--teal); border-radius: 3px; }

/* ---- TYPOGRAPHY ---- */
.section-label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  border: 1px solid var(--teal);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--white);
  line-height: 1.15;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
}

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-header .section-subtitle { margin: 0 auto; }

/* ---- BUTTONS ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition);
  cursor: pointer;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--teal);
  color: #fff;
}
.btn-primary:hover {
  background: var(--teal-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(22,160,133,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.3);
}
.btn-outline:hover {
  border-color: var(--teal);
  color: var(--teal);
  background: rgba(22,160,133,0.08);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.2);
}
.btn-ghost:hover { border-color: var(--white); background: rgba(255,255,255,0.05); }

.btn-lg { padding: 16px 36px; font-size: 1rem; }
.btn-full { width: 100%; justify-content: center; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(13,17,23,0.97);
  backdrop-filter: blur(20px);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,0.3);
}

.nav-container {
  display: flex;
  align-items: center;
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.brand-logo {
  height: 72px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 0 10px rgba(22,160,133,0.3));
}

.logo-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin-left: 4px;
}

.logo-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--white);
  line-height: 1;
  text-transform: uppercase;
}

.logo-subtitle {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.28em;
  color: var(--teal);
  text-transform: uppercase;
  margin-top: -2px;
}

.nav-links {
  display: flex;
  gap: 4px;
  flex: 1;
  justify-content: center;
}

.nav-links a {
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  transition: var(--transition);
}

.nav-links a:hover {
  color: var(--teal);
  background: rgba(22,160,133,0.08);
}

.nav-cta {
  background: var(--teal);
  color: #fff;
  padding: 9px 20px;
  border-radius: 7px;
  font-size: 0.88rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}
.nav-cta:hover { background: var(--teal-light); transform: translateY(-1px); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding: 120px 24px 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(135deg, rgba(10, 15, 30, 0.85) 0%, rgba(10, 15, 30, 0.45) 100%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(22,160,133,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 60% at 80% 80%, rgba(192,57,43,0.12) 0%, transparent 60%),
    radial-gradient(ellipse 100% 100% at 50% 0%, rgba(243,156,18,0.06) 0%, transparent 50%),
    linear-gradient(180deg, var(--navy-dark) 0%, var(--bg) 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  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;
  mask-image: linear-gradient(180deg, transparent, rgba(0,0,0,0.5) 30%, rgba(0,0,0,0.5) 70%, transparent);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(10, 15, 30, 0.6);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(22, 160, 133, 0.5);
  color: #fff;
  padding: 7px 18px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 28px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.3);
}

.badge-dot {
  width: 7px; height: 7px;
  background: var(--teal);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.05;
  color: var(--white);
  margin-bottom: 24px;
  text-shadow: 0 4px 20px rgba(0, 0, 0, 0.7);
}

.title-highlight {
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-light) 50%, var(--amber) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: rgba(255, 255, 255, 0.95);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
  text-shadow: 0 2px 12px rgba(0, 0, 0, 0.8);
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  flex-wrap: wrap;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  backdrop-filter: blur(12px);
}

.hero-stat {
  text-align: center;
  padding: 8px 32px;
}

.hero-stat strong,
.hero-stat .stat-val {
  display: block;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--teal);
  letter-spacing: -0.02em;
}

.hero-stat span,
.hero-stat .stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 1;
  opacity: 0.5;
}

.hero-scroll span { font-size: 0.72rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--silver); }

.scroll-line {
  width: 1px;
  height: 32px;
  background: linear-gradient(var(--teal), transparent);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  51% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ===== TICKER ===== */
.ticker-wrap {
  background: var(--teal);
  padding: 12px 0;
  overflow: hidden;
  position: relative;
}

.ticker-track {
  display: flex;
  width: max-content;
  animation: ticker 30s linear infinite;
}

.ticker-track span {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  white-space: nowrap;
  padding: 0 20px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.ticker-icon {
  width: 18px;
  height: 18px;
}

@keyframes ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ===== ABOUT ===== */
.about {
  padding: 100px 0 80px;
  position: relative;
}

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

.about-visual { position: relative; }

.about-img-frame {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  position: relative;
}

.about-img-inner {
  width: 100%;
  height: 100%;
  background:
    radial-gradient(ellipse at 30% 70%, rgba(22,160,133,0.2) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 30%, rgba(243,156,18,0.15) 0%, transparent 60%),
    var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* SVG Tank Scene */
.about-icon-scene {
  position: relative;
  width: 280px;
  height: 200px;
}

.tank {
  position: absolute;
  border-radius: 8px 8px 4px 4px;
  border: 2px solid rgba(22,160,133,0.5);
}

.tank-1 {
  width: 80px; height: 110px;
  background: linear-gradient(180deg, rgba(22,160,133,0.3), rgba(22,160,133,0.1));
  left: 30px; bottom: 30px;
}

.tank-2 {
  width: 95px; height: 130px;
  background: linear-gradient(180deg, rgba(44,62,80,0.6), rgba(44,62,80,0.3));
  left: 120px; bottom: 30px;
  border-color: rgba(243,156,18,0.4);
}

.tank-3 {
  width: 70px; height: 90px;
  background: linear-gradient(180deg, rgba(192,57,43,0.3), rgba(192,57,43,0.1));
  left: 225px; bottom: 30px;
  border-color: rgba(192,57,43,0.5);
}

.pipe {
  position: absolute;
  background: rgba(189,195,199,0.5);
}

.pipe-h {
  height: 6px;
  width: 220px;
  bottom: 48px;
  left: 30px;
  border-radius: 3px;
}

.pipe-v {
  width: 6px;
  height: 60px;
  bottom: 50px;
  left: 165px;
  border-radius: 3px;
}

.flare {
  position: absolute;
  top: 15px; right: 40px;
  width: 12px; height: 40px;
  background: linear-gradient(180deg, transparent, rgba(243,156,18,0.8));
  border-radius: 50% 50% 0 0;
  animation: flicker 3s ease-in-out infinite;
}

@keyframes flicker {
  0%, 100% { opacity: 0.8; transform: scaleX(1); }
  50% { opacity: 0.4; transform: scaleX(0.7) scaleY(1.2); }
}

.about-badge-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow);
}

.about-badge-card .badge-icon { font-size: 1.5rem; }
.about-badge-card strong { display: block; font-size: 0.88rem; color: var(--white); }
.about-badge-card span { font-size: 0.75rem; color: var(--text-muted); }

.about-text {
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 24px 0 32px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.87rem;
  color: var(--text-muted);
}

.feature-check {
  width: 22px; height: 22px;
  background: rgba(22,160,133,0.15);
  border: 1px solid rgba(22,160,133,0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
  color: var(--teal);
  flex-shrink: 0;
}

/* Counters */
.counters-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.counter-item {
  background: var(--surface);
  padding: 36px 24px;
  text-align: center;
  transition: var(--transition);
}

.counter-item:hover { background: var(--surface-2); }

.counter-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  color: var(--teal);
  letter-spacing: -0.02em;
  line-height: 1;
  display: inline-block;
}

.counter-plus {
  display: inline-block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--amber);
  vertical-align: top;
  margin-top: 4px;
}

.counter-label {
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-top: 8px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* ===== SERVICES ===== */
.services {
  padding: 100px 0;
  background: var(--surface);
  position: relative;
}

.services::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--teal);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(22,160,133,0.3);
  box-shadow: 0 16px 48px rgba(0,0,0,0.4);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card.featured {
  border-color: var(--teal);
  background: linear-gradient(135deg, rgba(22,160,133,0.08), var(--surface-2));
}

.service-card.featured::before { transform: scaleX(1); }

.card-featured-badge {
  position: absolute;
  top: 16px; right: 16px;
  background: var(--teal);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.05em;
}

.service-icon {
  width: 52px; height: 52px;
  color: var(--icon-color, var(--teal));
  margin-bottom: 20px;
}

.service-icon svg { width: 100%; height: 100%; }

.service-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--teal);
  transition: var(--transition);
}

.service-link:hover { color: var(--teal-light); letter-spacing: 0.02em; }

/* ===== PRODUCTS ===== */
.products {
  padding: 100px 0;
  position: relative;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.product-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  border-color: var(--teal);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.3), 0 0 0 1px rgba(22,160,133,0.1);
}

.product-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.product-icon { 
  font-size: 1.8rem; 
  width: 32px;
  height: 32px;
  color: var(--teal);
}

.product-icon svg {
  width: 100%;
  height: 100%;
}

.product-tag {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--amber);
  background: rgba(243,156,18,0.1);
  border: 1px solid rgba(243,156,18,0.2);
  padding: 3px 10px;
  border-radius: 100px;
}

.product-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 10px;
}

.product-card p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin-bottom: 16px;
}

.product-specs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.product-specs span {
  font-size: 0.73rem;
  color: var(--teal);
  background: rgba(22,160,133,0.08);
  border: 1px solid rgba(22,160,133,0.2);
  padding: 4px 10px;
  border-radius: 4px;
}

.products-cta {
  text-align: center;
  padding: 32px;
  background: var(--surface);
  border: 1px dashed rgba(22,160,133,0.3);
  border-radius: var(--radius-lg);
}

.products-cta p {
  color: var(--text-muted);
  margin-bottom: 16px;
}

/* ===== WHY US ===== */
.why-us {
  padding: 100px 0;
  position: relative;
  background: var(--surface);
  overflow: hidden;
}

.why-us-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 0% 50%, rgba(22,160,133,0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 50% at 100% 50%, rgba(192,57,43,0.06) 0%, transparent 60%);
}

.why-us-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 80px;
  align-items: start;
  position: relative;
  z-index: 1;
}

.why-us-content { position: sticky; top: 120px; }
.why-us-content .section-title { margin-bottom: 20px; }
.why-us-content .about-text { margin-bottom: 32px; }

.why-us-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.why-feature {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
}

.why-feature:hover {
  border-color: rgba(22,160,133,0.2);
  transform: translateY(-2px);
}

.why-icon {
  font-size: 1.2rem;
  width: 44px; height: 44px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.why-feature h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}

.why-feature p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ===== CTA SECTION ===== */
.cta-section {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.cta-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 70% at 50% 50%, rgba(22,160,133,0.15) 0%, transparent 70%),
    var(--navy-dark);
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}

.cta-badge {
  display: inline-block;
  background: rgba(22,160,133,0.12);
  border: 1px solid rgba(22,160,133,0.3);
  color: var(--teal-light);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  margin-bottom: 20px;
}

.cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.cta-content p {
  color: var(--text-muted);
  margin-bottom: 36px;
  font-size: 1.05rem;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== CONTACT ===== */
.contact {
  padding: 100px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
}

.contact-info-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 20px;
}

.contact-info-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 20px;
}

.contact-icon { 
  font-size: 1.1rem; 
  margin-top: 2px;
  width: 24px;
  height: 24px;
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-icon svg {
  width: 100%;
  height: 100%;
}

.contact-item strong {
  display: block;
  font-size: 0.82rem;
  color: var(--silver);
  margin-bottom: 3px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-item p, .contact-item a {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.contact-item a:hover { color: var(--teal); }

.contact-trust {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.trust-item {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.trust-item span { color: var(--teal); font-weight: 700; }

.contact-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--silver);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 14px;
  color: var(--text-main);
  font-family: var(--font);
  font-size: 0.92rem;
  transition: var(--transition);
  outline: none;
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(22,160,133,0.12);
}

.form-group select { cursor: pointer; }
.form-group select option { background: var(--surface-2); }

.form-note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 12px;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--navy-dark);
  border-top: 1px solid var(--border);
}

.footer-top { padding: 64px 0 48px; }

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1.2fr;
  gap: 48px;
}

.footer-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin: 16px 0 24px;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 10px;
}

.footer-socials a {
  width: 36px; height: 36px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-socials a:hover {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
}

.footer-col h4 {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--silver);
  margin-bottom: 20px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col li, .footer-col a {
  font-size: 0.87rem;
  color: var(--text-muted);
  transition: var(--transition);
}

.footer-col a:hover { color: var(--teal); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  display: flex;
}

.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom p {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.footer-logo { margin-bottom: 4px; }

/* ===== ANIMATIONS ===== */
/* Default state is visible for accessibility/no-js */
[data-animate] {
  opacity: 1;
  transform: none;
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Animations only trigger if JS is active and adds the class */
.js-enabled [data-animate] {
  opacity: 0;
}

.js-enabled [data-animate="fade-up"] { transform: translateY(30px); }
.js-enabled [data-animate="fade-left"] { transform: translateX(-30px); }
.js-enabled [data-animate="fade-right"] { transform: translateX(30px); }

.js-enabled [data-animate].visible {
  opacity: 1;
  transform: none;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-visual { order: -1; }
  .about-badge-card { bottom: -10px; right: 10px; }
  .why-us-grid { grid-template-columns: 1fr; gap: 48px; }
  .why-us-content { position: static; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr; gap: 32px; }
}

@media (max-width: 768px) {
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }

  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(13,17,23,0.98);
    backdrop-filter: blur(20px);
    align-items: center;
    justify-content: center;
    gap: 24px;
    z-index: 999;
  }

  .nav-links.open a {
    font-size: 1.5rem;
    font-weight: 600;
  }

  .hero-stats { flex-direction: column; gap: 0; padding: 16px; }
  .hero-stat { padding: 16px 24px; width: 100%; }
  .hero-stat-divider { width: 80%; height: 1px; }

  .products-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .counters-row { grid-template-columns: repeat(2, 1fr); }
  .why-us-features { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .about-features { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2.2rem; }
  .hero-actions { flex-direction: column; align-items: center; }
  .cta-actions { flex-direction: column; align-items: center; }
  .counters-row { grid-template-columns: 1fr; }
}

/* ===== PREMIUM TOUCHES ===== */
#scrollProgress {
  position: fixed;
  top: 0; left: 0;
  height: 3px;
  background: linear-gradient(to right, var(--teal), var(--amber));
  z-index: 2000;
  width: 0%;
  transition: width 0.1s linear;
}

#backToTop {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 44px;
  height: 44px;
  background: var(--teal);
  color: #fff;
  border: none;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  box-shadow: 0 8px 24px rgba(0,0,0,0.3);
}

#backToTop.show {
  opacity: 1;
  visibility: visible;
}

#backToTop:hover {
  background: var(--teal-light);
  transform: translateY(-5px);
}

#backToTop svg { width: 20px; height: 20px; }

/* ===================================================
   MISSING CLASSES — patches for index.php structure
   =================================================== */

/* Section badge pill */
.section-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--teal);
  border: 1px solid var(--teal);
  padding: 4px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin-bottom: 24px;
}

/* About grid (index.php home about preview) */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-visual { position: relative; }

.about-image {
  background: var(--surface);
  border-radius: var(--radius-lg);
  aspect-ratio: 4/3;
  width: 100%;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.about-badge-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 20px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.about-badge-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--teal);
}

.about-badge-card span {
  font-size: 0.78rem;
  color: var(--text-muted);
}

.about-text {
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 16px;
}

/* Why Us section (index.php) */
.why-us-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.why-us-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 24px;
}

.feature-item {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: var(--transition);
}

.feature-item:hover {
  border-color: rgba(22,160,133,0.3);
  transform: translateY(-2px);
}

.feature-icon {
  width: 44px;
  height: 44px;
  background: rgba(22,160,133,0.12);
  border: 1px solid rgba(22,160,133,0.25);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  color: var(--teal);
}

.feature-icon svg {
  width: 22px;
  height: 22px;
}

.feature-item h4 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}

.feature-item p {
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* CTA Banner (index.php) */
.cta-banner {
  padding: 100px 0;
  position: relative;
  overflow: hidden;
  text-align: center;
  background: var(--navy-dark);
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 70% at 50% 50%, rgba(22,160,133,0.15) 0%, transparent 70%);
  z-index: 0;
}

.cta-content {
  position: relative;
  z-index: 1;
  max-width: 640px;
  margin: 0 auto;
}

.cta-content h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.cta-content p {
  color: var(--text-muted);
  font-size: 1.05rem;
  margin-bottom: 32px;
}

.cta-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Ticker (index.php uses .ticker-inner / .ticker-item) */
.ticker-inner {
  display: flex;
  width: max-content;
  animation: ticker 30s linear infinite;
}

.ticker-item {
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.9);
  white-space: nowrap;
  padding: 0 28px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

/* Section (general sections) */
.section {
  padding: 80px 0;
}

/* Responsive patches */
@media (max-width: 768px) {
  .about-grid,
  .why-us-grid { grid-template-columns: 1fr; }
  .why-us-features { grid-template-columns: 1fr; }
  .about-badge-card { position: static; margin-top: 16px; }
}

/* ===================================================
   PRODUCTS PAGE STYLES
   =================================================== */

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.product-card {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  transition: var(--transition);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--teal);
  box-shadow: 0 12px 32px rgba(0,0,0,0.2);
}

.product-img {
  width: 100%;
  height: 220px;
  background-size: cover;
  background-position: center;
  position: relative;
}

.product-img::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 60%, rgba(0,0,0,0.6));
}

.product-info {
  padding: 24px;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.product-category {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--teal);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.product-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.product-desc {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}