/* ===========================================
   STRUCTSOL — Professional Civil Engineering
   Stylesheet | Responsive | Mobile-first
   =========================================== */

:root {
  --color-primary: #1e4d8f;
  --color-primary-dark: #133463;
  --color-primary-light: #2f6cc4;
  --color-navy: #1a2940;
  --color-charcoal: #2c3e50;
  --color-accent: #f59e0b;
  --color-accent-dark: #d97706;
  --color-light: #f8fafc;
  --color-gray-100: #f1f5f9;
  --color-gray-200: #e2e8f0;
  --color-gray-300: #cbd5e1;
  --color-gray-500: #64748b;
  --color-gray-700: #334155;
  --color-gray-900: #0f172a;
  --color-white: #ffffff;
  --color-success: #10b981;

  --font-heading: 'Poppins', 'Segoe UI', Tahoma, sans-serif;
  --font-body: 'Inter', 'Segoe UI', Tahoma, sans-serif;

  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.1);
  --shadow-lg: 0 10px 30px rgba(15, 23, 42, 0.15);
  --shadow-xl: 0 20px 60px rgba(15, 23, 42, 0.2);

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;

  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  --container-max: 1240px;
}

/* ============ Reset ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-gray-700);
  background: var(--color-white);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  line-height: 1.25;
  font-weight: 700;
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 3vw, 1.75rem); }
p { margin-bottom: 1rem; }

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: 5rem 0;
}
@media (max-width: 768px) {
  .section { padding: 3rem 0; }
}

.section-title {
  text-align: center;
  margin-bottom: 1rem;
  position: relative;
}
.section-subtitle {
  text-align: center;
  color: var(--color-gray-500);
  max-width: 720px;
  margin: 0 auto 3rem;
  font-size: 1.05rem;
}
.section-tag {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary);
  background: rgba(30, 77, 143, 0.08);
  padding: 0.4rem 1rem;
  border-radius: 999px;
  margin-bottom: 1rem;
}
.text-center { text-align: center; }

/* ============ Buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.8rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
  cursor: pointer;
  text-align: center;
  font-family: var(--font-heading);
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(30, 77, 143, 0.35);
}
.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(30, 77, 143, 0.45);
}
.btn-accent {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.35);
}
.btn-accent:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
}
.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}
.btn-outline:hover {
  background: var(--color-white);
  color: var(--color-primary);
}
.btn-outline-dark {
  background: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}
.btn-outline-dark:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

/* ============ Top Bar ============ */
.topbar {
  background: var(--color-navy);
  color: var(--color-gray-200);
  padding: 0.6rem 0;
  font-size: 0.85rem;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}
.topbar-info { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.topbar-info a { display: inline-flex; align-items: center; gap: 0.4rem; color: inherit; transition: color 0.2s; }
.topbar-info a:hover { color: var(--color-accent); }
.topbar-social { display: flex; gap: 0.6rem; }
.topbar-social a {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  transition: var(--transition);
}
.topbar-social a:hover {
  background: var(--color-accent);
  transform: translateY(-2px);
}
.topbar-social svg { width: 14px; height: 14px; fill: currentColor; }

@media (max-width: 640px) {
  .topbar { display: none; }
}

/* ============ Header / Navigation ============ */
.header {
  background: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}
.header.scrolled { box-shadow: var(--shadow-md); }
.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 0;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.nav-logo img, .nav-logo svg {
  height: 56px;
  width: auto;
}
.nav-logo .brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}
.nav-logo .brand-name {
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--color-navy);
  letter-spacing: 1px;
}
.nav-logo .brand-tagline {
  font-size: 0.7rem;
  letter-spacing: 3px;
  color: var(--color-gray-500);
  text-transform: uppercase;
  margin-top: 4px;
}
.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}
.nav-links a {
  color: var(--color-gray-700);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--color-primary);
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width 0.3s;
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-cta { padding: 0.6rem 1.4rem; font-size: 0.9rem; }

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.4rem;
}
.menu-toggle span {
  width: 26px;
  height: 3px;
  background: var(--color-navy);
  border-radius: 3px;
  transition: var(--transition);
}
.menu-toggle.active span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

@media (max-width: 960px) {
  .menu-toggle { display: flex; }
  .nav-links {
    position: fixed;
    top: 0; right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--color-white);
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    gap: 1.5rem;
    box-shadow: var(--shadow-xl);
    transition: right 0.4s ease;
  }
  .nav-links.open { right: 0; }
  .nav-links a { font-size: 1.1rem; width: 100%; padding: 0.5rem 0; border-bottom: 1px solid var(--color-gray-200); }
  .nav-cta { width: 100%; justify-content: center; margin-top: 1rem; }
}

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(19, 52, 99, 0.92), rgba(26, 41, 64, 0.88)),
    url('https://images.unsplash.com/photo-1503387762-592deb58ef4e?w=1920&q=80') center/cover no-repeat;
  color: var(--color-white);
  padding: 4rem 0;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 80% 20%, rgba(245, 158, 11, 0.15), transparent 50%);
  pointer-events: none;
}
.hero .container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}
.hero-content { max-width: 640px; }
.hero-tag {
  display: inline-block;
  background: rgba(245, 158, 11, 0.18);
  color: var(--color-accent);
  padding: 0.5rem 1.2rem;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  border: 1px solid rgba(245, 158, 11, 0.4);
}
.hero h1 {
  color: var(--color-white);
  margin-bottom: 1.2rem;
  letter-spacing: -1px;
}
.hero h1 .highlight { color: var(--color-accent); }
.hero p {
  font-size: 1.1rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 2rem;
  max-width: 560px;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}
.hero-stat .num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-accent);
}
.hero-stat .label {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.hero-image {
  position: relative;
  height: 460px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: url('https://images.unsplash.com/photo-1545324418-cc1a3fa10c00?w=1200&q=80') center/cover no-repeat;
}
.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(19, 52, 99, 0.3));
}
.hero-floater {
  position: absolute;
  background: var(--color-white);
  color: var(--color-navy);
  padding: 1rem 1.4rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.hero-floater.f1 {
  top: 24px; left: -16px;
  animation: float 6s ease-in-out infinite;
}
.hero-floater.f2 {
  bottom: 30px; right: -10px;
  animation: float 6s ease-in-out infinite 3s;
}
.hero-floater .icon {
  width: 42px; height: 42px;
  background: rgba(30, 77, 143, 0.1);
  color: var(--color-primary);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.hero-floater .info .t { font-weight: 700; font-size: 0.9rem; }
.hero-floater .info .s { font-size: 0.75rem; color: var(--color-gray-500); }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@media (max-width: 960px) {
  .hero { min-height: auto; padding: 3rem 0; }
  .hero .container { grid-template-columns: 1fr; }
  .hero-image { height: 320px; order: -1; }
  .hero-stats { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
  .hero-stat .num { font-size: 1.6rem; }
  .hero-floater { display: none; }
}

/* ============ Page Banner ============ */
.page-banner {
  background:
    linear-gradient(135deg, rgba(19, 52, 99, 0.94), rgba(26, 41, 64, 0.94)),
    url('https://images.unsplash.com/photo-1486325212027-8081e485255e?w=1920&q=80') center/cover no-repeat;
  color: var(--color-white);
  padding: 5rem 0 4rem;
  text-align: center;
}
.page-banner h1 {
  color: var(--color-white);
  margin-bottom: 0.6rem;
}
.page-banner .breadcrumb {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.9rem;
}
.page-banner .breadcrumb a { color: var(--color-accent); }

/* ============ Services ============ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}
.service-card {
  background: var(--color-white);
  padding: 2.2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-gray-200);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 4px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s;
}
.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.service-card:hover::before { transform: scaleX(1); }
.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.4rem;
  font-size: 1.6rem;
}
.service-icon svg { width: 30px; height: 30px; fill: currentColor; }
.service-card h3 {
  margin-bottom: 0.8rem;
  font-size: 1.3rem;
}
.service-card p {
  color: var(--color-gray-500);
  font-size: 0.95rem;
  margin-bottom: 1.2rem;
}
.service-card .more {
  color: var(--color-primary);
  font-weight: 600;
  font-size: 0.9rem;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  transition: gap 0.2s;
}
.service-card .more:hover { gap: 0.6rem; }

/* ============ About preview ============ */
.about-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.about-preview-img {
  position: relative;
  height: 520px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}
.about-preview-img img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.about-preview-img .badge {
  position: absolute;
  bottom: 24px; left: 24px;
  background: var(--color-white);
  padding: 1.4rem 1.6rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}
.about-preview-img .badge .num {
  font-family: var(--font-heading);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
}
.about-preview-img .badge .lab {
  color: var(--color-gray-500);
  font-size: 0.85rem;
  margin-top: 0.3rem;
}
.about-preview-content h2 { margin-bottom: 1.2rem; }
.about-preview-content p { margin-bottom: 1.2rem; }
.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 1.5rem 0;
}
.about-features li {
  display: flex; align-items: flex-start; gap: 0.6rem;
  font-size: 0.95rem;
  color: var(--color-gray-700);
}
.about-features li::before {
  content: '✓';
  display: inline-flex;
  align-items: center; justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}
@media (max-width: 960px) {
  .about-preview { grid-template-columns: 1fr; gap: 2rem; }
  .about-preview-img { height: 360px; }
  .about-features { grid-template-columns: 1fr; }
}

/* ============ Tech / Software ============ */
.tech-section {
  background: var(--color-gray-100);
}
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.tech-item {
  background: var(--color-white);
  padding: 2rem 1.5rem;
  border-radius: var(--radius-md);
  text-align: center;
  border: 1px solid var(--color-gray-200);
  transition: var(--transition);
}
.tech-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.tech-item .ti-icon {
  width: 56px; height: 56px;
  margin: 0 auto 1rem;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  border-radius: var(--radius-sm);
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  font-family: var(--font-heading);
}
.tech-item h4 {
  font-size: 1rem;
  margin-bottom: 0.3rem;
  color: var(--color-navy);
}
.tech-item p {
  font-size: 0.8rem;
  color: var(--color-gray-500);
  margin: 0;
}

/* ============ Codes section ============ */
.codes-section {
  background: var(--color-navy);
  color: var(--color-white);
}
.codes-section h2, .codes-section h3 { color: var(--color-white); }
.codes-section .section-tag {
  background: rgba(245, 158, 11, 0.15);
  color: var(--color-accent);
}
.codes-section .section-subtitle { color: rgba(255, 255, 255, 0.75); }
.codes-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.code-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 1.5rem;
  border-radius: var(--radius-md);
  transition: var(--transition);
}
.code-card:hover {
  background: rgba(255, 255, 255, 0.1);
  transform: translateY(-4px);
  border-color: var(--color-accent);
}
.code-card .label {
  font-size: 0.75rem;
  color: var(--color-accent);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 700;
}
.code-card h4 {
  color: var(--color-white);
  font-size: 1.1rem;
  margin: 0.5rem 0 0.4rem;
}
.code-card p {
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.85rem;
  margin: 0;
}

/* ============ Process / Workflow ============ */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
  position: relative;
}
.process-step {
  text-align: center;
  position: relative;
}
.process-step .num {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.2rem;
  box-shadow: 0 8px 20px rgba(30, 77, 143, 0.3);
}
.process-step h4 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.process-step p { font-size: 0.9rem; color: var(--color-gray-500); }

/* ============ Testimonials ============ */
.testimonials-section { background: var(--color-gray-100); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}
.testimonial-card {
  background: var(--color-white);
  padding: 2.2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  position: relative;
}
.testimonial-card::before {
  content: '"';
  position: absolute;
  top: 8px; right: 24px;
  font-family: Georgia, serif;
  font-size: 6rem;
  color: var(--color-gray-200);
  line-height: 1;
}
.stars { color: var(--color-accent); margin-bottom: 1rem; letter-spacing: 2px; }
.testimonial-card p {
  color: var(--color-gray-700);
  font-style: italic;
  margin-bottom: 1.5rem;
}
.testimonial-author { display: flex; align-items: center; gap: 1rem; }
.testimonial-author .avatar {
  width: 50px; height: 50px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  font-weight: 700;
  font-family: var(--font-heading);
}
.testimonial-author .name { font-weight: 700; color: var(--color-navy); }
.testimonial-author .role { font-size: 0.85rem; color: var(--color-gray-500); }

/* ============ Why Choose Us ============ */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
}
.why-item {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
}
.why-item .ic {
  width: 56px; height: 56px;
  border-radius: var(--radius-md);
  background: rgba(30, 77, 143, 0.1);
  color: var(--color-primary);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  font-size: 1.5rem;
}
.why-item h4 { margin-bottom: 0.4rem; font-size: 1.1rem; }
.why-item p { color: var(--color-gray-500); font-size: 0.95rem; margin: 0; }

/* ============ CTA ============ */
.cta-section {
  background:
    linear-gradient(135deg, rgba(19, 52, 99, 0.95), rgba(26, 41, 64, 0.95)),
    url('https://images.unsplash.com/photo-1518709268805-4e9042af2176?w=1920&q=80') center/cover no-repeat;
  color: var(--color-white);
  text-align: center;
}
.cta-section h2 { color: var(--color-white); margin-bottom: 1rem; }
.cta-section p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 640px;
  margin: 0 auto 2rem;
  font-size: 1.1rem;
}
.cta-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

/* ============ Portfolio ============ */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}
.portfolio-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 320px;
  cursor: pointer;
  box-shadow: var(--shadow-md);
}
.portfolio-card img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.portfolio-card:hover img { transform: scale(1.08); }
.portfolio-card .overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 30%, rgba(19, 52, 99, 0.95));
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.6rem;
  color: var(--color-white);
  opacity: 0.85;
  transition: opacity 0.3s;
}
.portfolio-card:hover .overlay { opacity: 1; }
.portfolio-card .tag {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 0.4rem;
  font-weight: 700;
}
.portfolio-card h3 {
  color: var(--color-white);
  font-size: 1.3rem;
  margin: 0;
}

/* ============ Contact Page ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
}
.contact-info {
  background: var(--color-navy);
  color: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
}
.contact-info h2 { color: var(--color-white); margin-bottom: 0.8rem; font-size: 1.8rem; }
.contact-info > p {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 2rem;
}
.contact-list { display: flex; flex-direction: column; gap: 1.4rem; margin-bottom: 2rem; }
.contact-list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}
.contact-list .ic {
  width: 46px; height: 46px;
  background: rgba(245, 158, 11, 0.18);
  color: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.contact-list .ic svg { width: 18px; height: 18px; fill: currentColor; }
.contact-list .lbl {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 0.2rem;
}
.contact-list .val { color: var(--color-white); font-weight: 500; word-break: break-word; }
.contact-list a { color: var(--color-white); }
.contact-list a:hover { color: var(--color-accent); }

.contact-social { display: flex; gap: 0.7rem; padding-top: 1.5rem; border-top: 1px solid rgba(255, 255, 255, 0.15); }
.contact-social a {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
  color: var(--color-white);
}
.contact-social a:hover {
  background: var(--color-accent);
  transform: translateY(-3px);
}
.contact-social svg { width: 16px; height: 16px; fill: currentColor; }

.contact-form {
  background: var(--color-white);
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
}
.contact-form h2 { margin-bottom: 0.6rem; }
.contact-form > p { color: var(--color-gray-500); margin-bottom: 2rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.2rem; }
.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--color-gray-700);
  margin-bottom: 0.4rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1.5px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-gray-700);
  background: var(--color-light);
  transition: var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-white);
  box-shadow: 0 0 0 4px rgba(30, 77, 143, 0.1);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.contact-form button { width: 100%; padding: 1rem; font-size: 1rem; }
.form-status {
  margin-top: 1rem;
  padding: 0.8rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  display: none;
}
.form-status.success {
  display: block;
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
  border: 1px solid var(--color-success);
}
.form-status.error {
  display: block;
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
  border: 1px solid #dc2626;
}

@media (max-width: 960px) {
  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .contact-info, .contact-form { padding: 1.8rem; }
}

/* ============ Footer ============ */
.footer {
  background: var(--color-gray-900);
  color: rgba(255, 255, 255, 0.7);
  padding: 4rem 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 3rem;
}
.footer h4 {
  color: var(--color-white);
  margin-bottom: 1.2rem;
  font-size: 1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.footer-brand .footer-logo { display: flex; align-items: center; gap: 0.6rem; margin-bottom: 1rem; }
.footer-brand .footer-logo img, .footer-brand .footer-logo svg { height: 48px; }
.footer-brand .footer-logo .name { color: var(--color-white); font-family: var(--font-heading); font-weight: 800; font-size: 1.3rem; letter-spacing: 1px; }
.footer-brand p { font-size: 0.9rem; line-height: 1.7; }
.footer-links { display: flex; flex-direction: column; gap: 0.6rem; }
.footer-links a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9rem;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}
.footer-links a::before { content: '›'; color: var(--color-accent); }
.footer-links a:hover { color: var(--color-white); padding-left: 4px; }
.footer-contact li {
  display: flex;
  gap: 0.6rem;
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}
.footer-contact .ic { color: var(--color-accent); flex-shrink: 0; }
.footer-contact a { color: rgba(255, 255, 255, 0.7); }
.footer-contact a:hover { color: var(--color-accent); }
.footer-social { display: flex; gap: 0.7rem; margin-top: 1.2rem; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex; align-items: center; justify-content: center;
  transition: var(--transition);
}
.footer-social a:hover {
  background: var(--color-accent);
  transform: translateY(-3px);
}
.footer-social svg { width: 14px; height: 14px; fill: currentColor; color: var(--color-white); }
.footer-bottom {
  margin-top: 3rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}

@media (max-width: 960px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
@media (max-width: 600px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ============ Floating action buttons (WhatsApp / Call) ============ */
.float-actions {
  position: fixed;
  right: 20px;
  bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  z-index: 999;
}
.float-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  box-shadow: var(--shadow-lg);
  transition: var(--transition);
  cursor: pointer;
  position: relative;
}
.float-btn:hover { transform: scale(1.08); }
.float-btn svg { width: 26px; height: 26px; fill: currentColor; }
.float-btn.whatsapp { background: #25d366; }
.float-btn.call { background: var(--color-primary); }
.float-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: inherit;
  opacity: 0.4;
  z-index: -1;
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.5); opacity: 0; }
}

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

/* ============ Misc ============ */
.bg-light { background: var(--color-gray-100); }
.mt-2 { margin-top: 2rem; }