/* ============================================================
   DELTA ENERGY GROUP — MAIN STYLESHEET
   ============================================================ */

/* ---- CSS Custom Properties ---- */
:root {
  --navy:     #1B3A5C;
  --navy-dark:#122840;
  --navy-mid: #1f4368;
  --red:      #C41E24;
  --red-dark: #a31920;
  --blue-mid: #2C5F8A;
  --blue-light:#3d7ab0;
  --gray-bg:  #F0F3F7;
  --gray-mid: #dde3ec;
  --white:    #FFFFFF;
  --text-dark:#1A1A2E;
  --text-muted:#5A6577;
  --green:    #1e7a4e;
  --green-light:#2da86c;

  --font-body: 'Outfit', sans-serif;
  --font-head: 'DM Serif Display', serif;

  --radius:   12px;
  --radius-lg:20px;
  --shadow:   0 4px 24px rgba(0,0,0,0.10);
  --shadow-lg:0 8px 48px rgba(0,0,0,0.18);
  --transition:0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

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

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

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--navy-dark); }
::-webkit-scrollbar-thumb { background: var(--blue-mid); border-radius: 3px; }

/* ============================================================
   UTILITY CLASSES
   ============================================================ */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--red);
  margin-bottom: 14px;
}

.section-label::before {
  content: '';
  display: block;
  width: 28px;
  height: 2px;
  background: var(--red);
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  color: var(--navy);
}

.section-title.light { color: var(--white); }

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 640px;
  margin-top: 12px;
}

.section-subtitle.light { color: rgba(255,255,255,0.75); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 30px;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--red);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--red-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(196,30,36,0.35);
}

.btn-outline {
  border: 2px solid rgba(255,255,255,0.7);
  color: var(--white);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
  transform: translateY(-2px);
}

.btn-outline-navy {
  border: 2px solid var(--navy);
  color: var(--navy);
}

.btn-outline-navy:hover {
  background: var(--navy);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-lg { padding: 17px 38px; font-size: 1rem; }

/* ---- Tag chips ---- */
.tag-chip {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  background: rgba(44,95,138,0.12);
  color: var(--blue-mid);
  border: 1px solid rgba(44,95,138,0.2);
}

.tag-chip.light {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.2);
}

/* ---- Section padding ---- */
.section { padding: 100px 0; }
.section-sm { padding: 70px 0; }
.section-dark { background: var(--navy); }
.section-darker { background: var(--navy-dark); }
.section-gray { background: var(--gray-bg); }
.section-mid { background: var(--blue-mid); }

/* ---- Diagonal dividers ---- */
.diagonal-bottom {
  position: relative;
}
.diagonal-bottom::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 80px;
  background: var(--white);
  clip-path: polygon(0 100%, 100% 0, 100% 100%);
  z-index: 2;
}

.diagonal-bottom-gray::after { background: var(--gray-bg); }
.diagonal-bottom-navy::after { background: var(--navy); }
.diagonal-bottom-dark::after { background: var(--navy-dark); }

.diagonal-top {
  position: relative;
}
.diagonal-top::before {
  content: '';
  position: absolute;
  top: -1px;
  left: 0;
  right: 0;
  height: 80px;
  background: var(--navy);
  clip-path: polygon(0 0, 100% 0, 0 100%);
  z-index: 2;
}

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

#navbar.scrolled {
  background: var(--navy);
  padding: 14px 0;
  box-shadow: 0 4px 24px rgba(0,0,0,0.25);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

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

.nav-logo svg { width: 38px; height: 38px; }

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-text .logo-main {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: 0.02em;
}

.nav-logo-text .logo-sub {
  font-size: 0.68rem;
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 8px 14px;
  color: rgba(255,255,255,0.85);
  font-size: 0.9rem;
  font-weight: 500;
  border-radius: 6px;
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 14px;
  right: 14px;
  height: 2px;
  background: var(--red);
  transform: scaleX(0);
  transition: transform 0.25s ease;
}

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

.nav-links a:hover::after,
.nav-links a.active::after {
  transform: scaleX(1);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 14px;
}

.nav-phone {
  color: rgba(255,255,255,0.8);
  font-size: 0.85rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: color 0.2s;
}

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

.nav-btn {
  background: var(--red);
  color: var(--white);
  padding: 10px 22px;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  transition: var(--transition);
}

.nav-btn:hover {
  background: var(--red-dark);
  transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile nav */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--navy-dark);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile a {
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 600;
  padding: 12px 24px;
  transition: color 0.2s;
}

.nav-mobile a:hover { color: var(--red); }

/* ============================================================
   HERO SECTION
   ============================================================ */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, var(--navy-mid) 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 0 80px;
}

/* Grid pattern overlay */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(44,95,138,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44,95,138,0.08) 1px, transparent 1px);
  background-size: 60px 60px;
  z-index: 0;
}

/* Glowing orbs */
.hero::after {
  content: '';
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(44,95,138,0.25) 0%, transparent 70%);
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 30px;
  padding: 8px 16px;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  letter-spacing: 0.04em;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

.hero-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--green-light);
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

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

.hero-title {
  font-family: var(--font-head);
  font-size: clamp(2.6rem, 5vw, 4.2rem);
  line-height: 1.08;
  color: var(--white);
  margin-bottom: 20px;
}

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

.hero-subtitle {
  font-size: 1.08rem;
  color: rgba(255,255,255,0.72);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* Hero stats grid */
.hero-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.stat-card {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 28px 22px;
  backdrop-filter: blur(12px);
  transition: var(--transition);
}

.stat-card:hover {
  background: rgba(255,255,255,0.10);
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.2);
}

.stat-number {
  font-family: var(--font-head);
  font-size: 2.8rem;
  color: var(--white);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-number span { color: var(--red); }

.stat-label {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  font-weight: 500;
  line-height: 1.3;
}

/* Hero diagonal bottom */
.hero-wave {
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 100px;
  z-index: 2;
}

/* ============================================================
   ABOUT OVERVIEW
   ============================================================ */
.about-overview {
  background: var(--white);
  overflow: hidden;
}

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

.about-visual {
  position: relative;
}

.about-image-box {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue-mid) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: rgba(255,255,255,0.5);
}

.about-image-placeholder svg {
  width: 80px;
  height: 80px;
  opacity: 0.4;
}

.about-floating-card {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px 24px;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 16px;
}

.about-floating-card .icon-circle {
  width: 48px;
  height: 48px;
  background: var(--navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 1.3rem;
  flex-shrink: 0;
}

.about-floating-card .card-number {
  font-family: var(--font-head);
  font-size: 1.8rem;
  color: var(--navy);
  line-height: 1;
}

.about-floating-card .card-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
}

.about-iso-badge {
  position: absolute;
  top: -16px;
  left: -16px;
  background: var(--red);
  color: var(--white);
  border-radius: var(--radius);
  padding: 12px 16px;
  font-size: 0.75rem;
  font-weight: 700;
  text-align: center;
  line-height: 1.3;
  box-shadow: var(--shadow);
}

.about-text p {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 28px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-dark);
}

.feature-item::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--red);
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
  flex-shrink: 0;
}

/* ============================================================
   SERVICES SECTION
   ============================================================ */
.services-section {
  background: var(--navy);
  padding: 100px 0 120px;
  position: relative;
}

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

.services-header .section-label { justify-content: center; }

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--red), var(--blue-mid));
  transform: scaleX(0);
  transition: transform 0.35s ease;
}

.service-card:hover {
  background: rgba(255,255,255,0.08);
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
  border-color: rgba(255,255,255,0.15);
}

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

.service-icon {
  width: 56px;
  height: 56px;
  background: rgba(196,30,36,0.15);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  transition: var(--transition);
}

.service-icon svg {
  width: 26px;
  height: 26px;
  color: var(--red);
}

.service-card:hover .service-icon {
  background: var(--red);
}

.service-card:hover .service-icon svg { color: var(--white); }

.service-title {
  font-family: var(--font-head);
  font-size: 1.25rem;
  color: var(--white);
  margin-bottom: 12px;
}

.service-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

/* ============================================================
   FEATURED PROJECTS
   ============================================================ */
.projects-section-home {
  background: var(--navy-dark);
  padding: 100px 0;
}

.projects-header {
  margin-bottom: 48px;
}

.projects-header-inner {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  transition: var(--transition);
}

.project-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.project-image {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--navy-mid) 0%, var(--blue-mid) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.project-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(0,0,0,0.5));
}

.project-category-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 1;
  background: var(--red);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.project-power-badge {
  position: absolute;
  bottom: 14px;
  right: 14px;
  z-index: 1;
  background: rgba(0,0,0,0.6);
  color: var(--white);
  font-size: 0.82rem;
  font-weight: 700;
  padding: 6px 14px;
  border-radius: 20px;
  backdrop-filter: blur(8px);
}

.project-icon-large {
  color: rgba(255,255,255,0.15);
  z-index: 0;
}

.project-content {
  padding: 24px;
}

.project-name {
  font-family: var(--font-head);
  font-size: 1.15rem;
  color: var(--white);
  margin-bottom: 4px;
}

.project-location {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 5px;
}

.project-desc {
  font-size: 0.84rem;
  color: rgba(255,255,255,0.6);
  line-height: 1.6;
}

/* ============================================================
   CLIENTS SECTION
   ============================================================ */
.clients-section {
  background: var(--gray-bg);
  padding: 90px 0;
  text-align: center;
}

.clients-header { margin-bottom: 48px; }
.clients-header .section-title { color: var(--navy); }

.clients-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-bottom: 36px;
}

.client-chip {
  background: var(--white);
  border: 1px solid var(--gray-mid);
  border-radius: 8px;
  padding: 10px 20px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
  transition: var(--transition);
}

.client-chip:hover {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
  transform: translateY(-2px);
}

.un-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--navy);
  color: var(--white);
  border-radius: 30px;
  padding: 12px 24px;
  font-size: 0.88rem;
  font-weight: 600;
  margin-top: 8px;
}

.sectors-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 32px;
}

.sector-tag {
  background: rgba(27,58,92,0.08);
  color: var(--navy);
  border-radius: 20px;
  padding: 6px 16px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid rgba(27,58,92,0.15);
}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.testimonials-section {
  background: var(--navy);
  padding: 100px 0;
}

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

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  transition: var(--transition);
  position: relative;
}

.testimonial-card:hover {
  background: rgba(255,255,255,0.09);
  transform: translateY(-4px);
}

.quote-mark {
  font-family: var(--font-head);
  font-size: 5rem;
  line-height: 0.6;
  color: var(--red);
  opacity: 0.6;
  margin-bottom: 16px;
  display: block;
}

.testimonial-text {
  font-size: 0.92rem;
  color: rgba(255,255,255,0.8);
  line-height: 1.75;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  background: var(--blue-mid);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 1rem;
  color: var(--white);
  flex-shrink: 0;
}

.author-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
}

.author-role {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
}

/* ============================================================
   GREEN IMPACT BANNER
   ============================================================ */
.green-section {
  background: linear-gradient(135deg, #0d5c36 0%, #1a7a4e 50%, #0d5c36 100%);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}

.green-section::before {
  content: '';
  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: 50px 50px;
}

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

.green-header .section-label { color: rgba(255,255,255,0.8); }
.green-header .section-label::before { background: rgba(255,255,255,0.8); }

.green-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
  z-index: 1;
}

.green-stat {
  text-align: center;
  padding: 40px 24px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(8px);
}

.green-stat-number {
  font-family: var(--font-head);
  font-size: 3.5rem;
  color: var(--white);
  line-height: 1;
  margin-bottom: 8px;
}

.green-stat-label {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.75);
  line-height: 1.4;
  font-weight: 500;
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-section {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 100%);
  padding: 90px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: 50%;
  transform: translateX(-50%);
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(196,30,36,0.08) 0%, transparent 70%);
}

.cta-title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--white);
  margin-bottom: 16px;
}

.cta-sub {
  color: rgba(255,255,255,0.7);
  font-size: 1.05rem;
  margin-bottom: 36px;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer {
  background: var(--navy-dark);
  padding: 70px 0 0;
  border-top: 1px solid rgba(255,255,255,0.06);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 56px;
}

.footer-brand-desc {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.75;
  margin: 16px 0 24px;
  max-width: 280px;
}

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

.social-btn {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.07);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: var(--transition);
}

.social-btn:hover {
  background: var(--red);
  color: var(--white);
  transform: translateY(-2px);
}

.footer-col-title {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-links li { margin-bottom: 10px; }

.footer-links a {
  font-size: 0.87rem;
  color: rgba(255,255,255,0.55);
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links a::before {
  content: '';
  width: 5px;
  height: 5px;
  background: var(--red);
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
  flex-shrink: 0;
  opacity: 0;
  transition: opacity 0.2s;
}

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

.footer-links a:hover::before { opacity: 1; }

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 14px;
}

.footer-contact-icon {
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,0.06);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  font-size: 0.85rem;
  flex-shrink: 0;
}

.footer-contact-text {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  line-height: 1.5;
}

.footer-contact-text a {
  color: rgba(255,255,255,0.55);
  transition: color 0.2s;
}

.footer-contact-text a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

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

.cert-badge {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 6px;
  padding: 5px 12px;
  font-size: 0.72rem;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.04em;
}

/* ============================================================
   BACK TO TOP
   ============================================================ */
#back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 46px;
  height: 46px;
  background: var(--red);
  color: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 16px rgba(196,30,36,0.4);
  transition: var(--transition);
  z-index: 500;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}

#back-to-top.visible {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

#back-to-top:hover {
  background: var(--red-dark);
  transform: translateY(-3px);
}

/* ============================================================
   PAGE HERO (inner pages)
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 60%, var(--navy-mid) 100%);
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(44,95,138,0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44,95,138,0.07) 1px, transparent 1px);
  background-size: 60px 60px;
}

.page-hero-content { position: relative; z-index: 1; }

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 16px;
}

.breadcrumb a { color: rgba(255,255,255,0.5); transition: color 0.2s; }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb span { color: rgba(255,255,255,0.35); }

.page-hero-title {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  color: var(--white);
  margin-bottom: 16px;
}

.page-hero-sub {
  color: rgba(255,255,255,0.65);
  font-size: 1.05rem;
  max-width: 560px;
  line-height: 1.7;
}

/* ============================================================
   ABOUT PAGE — TIMELINE
   ============================================================ */
.timeline-section {
  background: var(--white);
  padding: 100px 0;
  overflow: hidden;
}

.timeline {
  position: relative;
  padding: 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: linear-gradient(to bottom, var(--red) 0%, var(--blue-mid) 100%);
  transform: translateX(-50%);
}

.timeline-item {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: center;
  margin-bottom: 48px;
  position: relative;
}

.timeline-item:last-child { margin-bottom: 0; }

.timeline-content-left { text-align: right; }
.timeline-content-right { text-align: left; }

.timeline-year-dot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  z-index: 1;
}

.timeline-dot {
  width: 16px;
  height: 16px;
  background: var(--red);
  border-radius: 50%;
  border: 3px solid var(--white);
  box-shadow: 0 0 0 3px var(--red);
}

.timeline-year {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--red);
}

.timeline-card {
  background: var(--gray-bg);
  border-radius: var(--radius);
  padding: 20px 24px;
  border-left: 3px solid var(--navy);
}

.timeline-item:nth-child(even) .timeline-card {
  border-left: none;
  border-right: 3px solid var(--navy);
}

.timeline-card p {
  font-size: 0.9rem;
  color: var(--text-dark);
  font-weight: 500;
}

/* ============================================================
   VMV (Vision Mission Values)
   ============================================================ */
.vmv-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.vmv-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  transition: var(--transition);
}

.vmv-card:hover {
  background: rgba(255,255,255,0.08);
  transform: translateY(-4px);
}

.vmv-icon {
  width: 52px;
  height: 52px;
  background: rgba(196,30,36,0.15);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--red);
  font-size: 1.4rem;
}

.vmv-title {
  font-family: var(--font-head);
  font-size: 1.3rem;
  color: var(--white);
  margin-bottom: 14px;
}

.vmv-text {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
}

/* ============================================================
   TEAM GRID
   ============================================================ */
.team-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.team-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--gray-mid);
}

.team-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--navy);
}

.team-avatar {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue-mid) 100%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
  font-family: var(--font-head);
  font-size: 1.3rem;
  color: var(--white);
}

.team-name {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 5px;
}

.team-role {
  font-size: 0.78rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* ============================================================
   CERTIFICATES
   ============================================================ */
.certs-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}

.cert-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 16px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 2px solid var(--gray-mid);
  transition: var(--transition);
}

.cert-card:hover {
  border-color: var(--navy);
  transform: translateY(-4px);
}

.cert-logo-placeholder {
  width: 56px;
  height: 56px;
  background: var(--navy);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  color: var(--white);
  font-size: 1.1rem;
}

.cert-name {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: 0.04em;
}

/* ============================================================
   SERVICES PAGE — DETAILED
   ============================================================ */
.service-detail {
  padding: 90px 0;
}

.service-detail:nth-child(odd) { background: var(--white); }
.service-detail:nth-child(even) { background: var(--gray-bg); }

.service-detail-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.service-detail-grid.reverse {
  direction: rtl;
}

.service-detail-grid.reverse > * { direction: ltr; }

.service-detail-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue-mid) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.service-detail-image .bg-icon {
  opacity: 0.15;
  color: var(--white);
}

.service-detail-image .bg-icon i {
  font-size: 8rem;
}

.service-number {
  font-family: var(--font-head);
  font-size: 5rem;
  color: rgba(27,58,92,0.08);
  position: absolute;
  bottom: 10px;
  right: 20px;
  line-height: 1;
}

.service-detail-content .section-title { color: var(--navy); }

.service-detail-content p {
  color: var(--text-muted);
  line-height: 1.8;
  margin: 16px 0 24px;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: var(--text-dark);
}

.feature-list li::before {
  content: '';
  width: 20px;
  height: 20px;
  background: var(--red);
  clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ============================================================
   PROJECTS PAGE — FULL
   ============================================================ */
.projects-full {
  background: var(--gray-bg);
  padding: 80px 0;
}

.filter-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 10px 22px;
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  border: 2px solid var(--gray-mid);
  color: var(--text-muted);
  background: var(--white);
  transition: var(--transition);
  cursor: pointer;
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.projects-full-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.project-card-full {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--gray-mid);
}

.project-card-full:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.project-card-full .project-image {
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue-mid) 100%);
}

.project-card-full .project-content {
  padding: 24px;
}

.project-card-full .project-name { color: var(--navy); }
.project-card-full .project-location { color: var(--text-muted); }

.project-specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-top: 14px;
}

.project-spec {
  background: var(--gray-bg);
  border-radius: 8px;
  padding: 10px 12px;
}

.project-spec-label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 3px;
}

.project-spec-value {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--navy);
}

/* ============================================================
   PRODUCTS PAGE
   ============================================================ */
.products-section {
  padding: 80px 0;
}

.products-section:nth-child(odd) { background: var(--white); }
.products-section:nth-child(even) { background: var(--gray-bg); }

.products-header {
  margin-bottom: 44px;
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.brand-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 28px 20px;
  text-align: center;
  border: 2px solid var(--gray-mid);
  transition: var(--transition);
}

.brand-card:hover {
  border-color: var(--navy);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.brand-logo-placeholder {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--navy) 0%, var(--blue-mid) 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 12px;
  color: var(--white);
  font-size: 1.2rem;
}

.brand-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.brand-type {
  font-size: 0.75rem;
  color: var(--text-muted);
}

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

.product-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--gray-mid);
  transition: var(--transition);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.product-image-box {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--navy-mid) 0%, var(--blue-mid) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.2);
  font-size: 3rem;
}

.product-info {
  padding: 18px 20px;
}

.product-name {
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--navy);
  margin-bottom: 4px;
}

.product-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-section {
  background: var(--gray-bg);
  padding: 80px 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: 48px;
  align-items: flex-start;
}

.contact-info-card {
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  color: var(--white);
}

.contact-info-title {
  font-family: var(--font-head);
  font-size: 1.6rem;
  margin-bottom: 8px;
}

.contact-info-sub {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
  margin-bottom: 32px;
  line-height: 1.6;
}

.contact-info-items {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.contact-info-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-info-icon {
  width: 42px;
  height: 42px;
  background: rgba(255,255,255,0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--red);
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-info-label {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 3px;
}

.contact-info-value {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.9);
  line-height: 1.5;
}

.contact-info-value a {
  color: rgba(255,255,255,0.9);
  transition: color 0.2s;
}

.contact-info-value a:hover { color: var(--white); }

.emergency-banner {
  background: rgba(196,30,36,0.15);
  border: 1px solid rgba(196,30,36,0.3);
  border-radius: var(--radius);
  padding: 18px 20px;
  margin-top: 28px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.emergency-banner i { color: var(--red); font-size: 1.2rem; }

.emergency-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 2px;
}

.emergency-number {
  font-size: 1rem;
  font-weight: 700;
  color: var(--white);
}

.contact-form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 44px 36px;
  box-shadow: var(--shadow);
}

.form-title {
  font-family: var(--font-head);
  font-size: 1.8rem;
  color: var(--navy);
  margin-bottom: 8px;
}

.form-sub {
  color: var(--text-muted);
  font-size: 0.88rem;
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

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

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 7px;
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-mid);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text-dark);
  background: var(--white);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(27,58,92,0.1);
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

.map-section {
  background: var(--white);
  padding: 0;
}

.map-container {
  width: 100%;
  height: 400px;
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy-mid) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 1rem;
  gap: 10px;
}

.map-embed {
  width: 100%;
  height: 400px;
  border: none;
  display: block;
}

/* ============================================================
   SCROLL ANIMATIONS
   ============================================================ */
.animate-fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-fade-in {
  opacity: 0;
  transition: opacity 0.6s ease;
}

.animate-fade-in.visible { opacity: 1; }

.animate-slide-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.animate-slide-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Staggered children */
.stagger > * { transition-delay: 0s; }
.stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }

/* ============================================================
   MOBILE APP SECTION
   ============================================================ */
.app-section {
  background: var(--gray-bg);
  padding: 90px 0;
}

.app-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.app-mockup {
  background: linear-gradient(145deg, var(--navy) 0%, var(--blue-mid) 100%);
  border-radius: var(--radius-lg);
  aspect-ratio: 3/4;
  max-width: 320px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 24px 64px rgba(27,58,92,0.35);
  position: relative;
  overflow: hidden;
}

.app-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 28px 0;
}

.app-feature {
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px;
  border: 1px solid var(--gray-mid);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.84rem;
  font-weight: 600;
  color: var(--text-dark);
}

.app-feature i { color: var(--navy); font-size: 1rem; }

.app-store-buttons {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.store-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--navy);
  color: var(--white);
  border-radius: 10px;
  padding: 12px 20px;
  transition: var(--transition);
}

.store-btn:hover {
  background: var(--navy-dark);
  transform: translateY(-2px);
}

.store-btn i { font-size: 1.5rem; }

.store-btn-text .sub { font-size: 0.68rem; opacity: 0.7; display: block; }
.store-btn-text .main { font-size: 0.9rem; font-weight: 700; display: block; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1100px) {
  .hero-inner { gap: 40px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .team-grid { grid-template-columns: repeat(3, 1fr); }
  .certs-grid { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(4, 1fr); max-width: 640px; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .about-visual { display: none; }
  .testimonials-grid { grid-template-columns: 1fr 1fr; }
  .projects-grid { grid-template-columns: 1fr 1fr; }
  .projects-full-grid { grid-template-columns: 1fr 1fr; }
  .green-stats { grid-template-columns: 1fr 1fr; gap: 20px; }
  .service-detail-grid { grid-template-columns: 1fr; }
  .service-detail-grid.reverse { direction: ltr; }
  .contact-grid { grid-template-columns: 1fr; }
  .app-grid { grid-template-columns: 1fr; }
  .app-mockup { display: none; }
  .vmv-grid { grid-template-columns: 1fr 1fr; }
  .brands-grid { grid-template-columns: repeat(3, 1fr); }
  .products-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .section, .section-sm { padding: 60px 0; }
  .hero { padding: 100px 0 60px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .nav-links, .nav-cta { display: none; }
  .hamburger { display: flex; }
  .nav-mobile { display: flex; }
  .services-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .projects-full-grid { grid-template-columns: 1fr; }
  .green-stats { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .timeline::before { left: 24px; }
  .timeline-item { grid-template-columns: auto 1fr; }
  .timeline-content-left { display: none; }
  .timeline-content-right { text-align: left; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .certs-grid { grid-template-columns: 1fr 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .vmv-grid { grid-template-columns: 1fr; }
  .brands-grid { grid-template-columns: 1fr 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .about-features { grid-template-columns: 1fr; }
  .hero-buttons { flex-direction: column; }
  .btn { width: 100%; justify-content: center; }
  .service-detail-image { display: none; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-number { font-size: 2.2rem; }
  .team-grid { grid-template-columns: 1fr 1fr; }
  .certs-grid { grid-template-columns: 1fr 1fr; }
}