/* ======================================
   ACUsageCalculator - style.css
   Light/Bright Theme - AC Usage Niche
   ====================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  --primary: #2196F3;
  --primary-dark: #1565C0;
  --primary-light: #BBDEFB;
  --accent: #4CAF50;
  --accent-dark: #388E3C;
  --secondary: #00BCD4;
  --bg: #f0f7ff;
  --bg-white: #ffffff;
  --bg-section: #f8fbff;
  --text-dark: #1a2332;
  --text-body: #4a5568;
  --text-muted: #718096;
  --border: #e2e8f0;
  --shadow-sm: 0 2px 8px rgba(33, 150, 243, 0.08);
  --shadow-md: 0 4px 20px rgba(33, 150, 243, 0.12);
  --shadow-lg: 0 8px 40px rgba(33, 150, 243, 0.15);
  --shadow-xl: 0 20px 60px rgba(33, 150, 243, 0.18);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font: 'Inter', sans-serif;
}

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

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text-body);
  line-height: 1.7;
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  cursor: pointer;
  font-family: var(--font);
  border: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- HEADER ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(33, 150, 243, 0.08);
  transition: var(--transition);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-dark);
}

.logo svg {
  width: 200px;
  height: 42px;
  flex-shrink: 0;
}

.logo-text {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-dark);
  letter-spacing: -0.2px;
  white-space: nowrap;
}

.logo-text span {
  color: var(--primary);
}

/* Navigation */
.nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  padding: 8px 18px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-body);
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: var(--primary-light);
}

/* Dropdown */
.nav-dropdown {
  position: relative;
}

.nav-dropdown .nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-dropdown .nav-link i {
  font-size: 0.7rem;
  transition: var(--transition);
}

.dropdown-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 260px;
  background: var(--bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
}

.nav-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.nav-dropdown:hover .nav-link i {
  transform: rotate(180deg);
}

.dropdown-menu a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text-body);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.dropdown-menu a:hover {
  background: var(--primary-light);
  color: var(--primary);
}

.dropdown-menu a i {
  font-size: 0.95rem;
  color: var(--primary);
  width: 22px;
  text-align: center;
}

.nav-cta {
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff !important;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.88rem;
  box-shadow: 0 4px 15px rgba(33, 150, 243, 0.35);
  transition: var(--transition);
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(33, 150, 243, 0.45);
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 5px;
}

.menu-toggle span {
  width: 24px;
  height: 2.5px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---------- HERO SLIDER ---------- */
.hero {
  margin-top: 72px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #e8f4fd 0%, #f0f7ff 50%, #e0f2f1 100%);
  min-height: 600px;
}

.slider-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
}

.slide {
  display: none;
  animation: slideIn 0.7s ease forwards;
}

.slide.active {
  display: flex;
  align-items: center;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(40px);
  }

  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.slide .container {
  display: flex;
  align-items: center;
  gap: 60px;
  padding-top: 60px;
  padding-bottom: 60px;
  min-height: 520px;
}

.slide-content {
  flex: 1;
  max-width: 520px;
}

.slide-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(33, 150, 243, 0.1);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.slide-badge i {
  font-size: 0.75rem;
}

.slide-content h1 {
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.15;
  color: var(--text-dark);
  margin-bottom: 18px;
  letter-spacing: -1px;
}

.slide-content h1 span {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.slide-content p {
  font-size: 1.05rem;
  color: var(--text-muted);
  margin-bottom: 30px;
  line-height: 1.8;
}

.slide-btns {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  box-shadow: 0 4px 20px rgba(33, 150, 243, 0.35);
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(33, 150, 243, 0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--bg-white);
  color: var(--text-dark);
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid var(--border);
  transition: var(--transition);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.slide-image {
  flex: 1;
  position: relative;
}

.slide-image .img-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.slide-image img {
  width: 100%;
  height: 380px;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.slide-image:hover img {
  transform: scale(1.03);
}

.slide-image .img-decoration {
  position: absolute;
  width: 120px;
  height: 120px;
  border-radius: 50%;
  opacity: 0.15;
}

.slide-image .deco-1 {
  background: var(--primary);
  top: -30px;
  right: -30px;
}

.slide-image .deco-2 {
  background: var(--accent);
  bottom: -20px;
  left: -20px;
}

/* Slider Controls */
.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 20px 0 40px;
}

.slider-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--bg-white);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--text-dark);
  transition: var(--transition);
}

.slider-btn:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
  transform: scale(1.1);
}

.slider-dots {
  display: flex;
  gap: 10px;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--primary-light);
  border: none;
  transition: var(--transition);
  cursor: pointer;
}

.slider-dot.active {
  background: var(--primary);
  width: 36px;
  border-radius: 6px;
}

/* ---------- SECTION STYLES ---------- */
.section {
  padding: 90px 0;
}

.section-alt {
  background: var(--bg-white);
}

.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 50px;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(33, 150, 243, 0.08);
  color: var(--primary);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 14px;
}

.section-header h2 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 14px;
  letter-spacing: -0.5px;
  line-height: 1.25;
}

.section-header p {
  font-size: 1.02rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---------- ABOUT US ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.about-image img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.about-image .about-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  padding: 14px 22px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-md);
}

.about-badge .badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
}

.about-badge .badge-text strong {
  display: block;
  font-size: 1.1rem;
  color: var(--text-dark);
}

.about-badge .badge-text span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.about-text h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 16px;
  line-height: 1.3;
}

.about-text>p {
  margin-bottom: 20px;
  line-height: 1.8;
}

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

.about-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  background: var(--bg);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

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

.about-feature .feat-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 0.9rem;
}

.about-feature .feat-text strong {
  display: block;
  font-size: 0.88rem;
  color: var(--text-dark);
  margin-bottom: 2px;
}

.about-feature .feat-text span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ---------- CALCULATOR ---------- */
.calc-wrapper {
  background: var(--bg-white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid rgba(33, 150, 243, 0.08);
}

.calc-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
}

.calc-form {
  padding: 50px;
}

.calc-form h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 6px;
}

.calc-form>p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 30px;
}

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.form-group label i {
  margin-right: 6px;
  color: var(--primary);
}

.form-group select,
.form-group input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font);
  color: var(--text-dark);
  background: var(--bg);
  transition: var(--transition);
}

.form-group select:focus,
.form-group input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(33, 150, 243, 0.1);
}

.calc-btn {
  width: 100%;
  padding: 14px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 4px 20px rgba(33, 150, 243, 0.3);
  transition: var(--transition);
  margin-top: 8px;
}

.calc-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(33, 150, 243, 0.4);
}

.calc-results {
  padding: 50px;
  background: linear-gradient(135deg, var(--primary), #1976D2);
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.calc-results h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 30px;
  opacity: 0.95;
}

.result-card {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition);
}

.result-card:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: translateX(5px);
}

.result-card .rc-label {
  font-size: 0.82rem;
  opacity: 0.8;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}

.result-card .rc-value {
  font-size: 1.6rem;
  font-weight: 800;
}

.result-card .rc-value small {
  font-size: 0.8rem;
  font-weight: 400;
  opacity: 0.7;
}

/* ---------- INFO SECTION ---------- */
.info-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.info-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  padding: 40px 30px;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(33, 150, 243, 0.06);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  transition: var(--transition);
}

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

.info-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.info-icon {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(33, 150, 243, 0.1), rgba(0, 188, 212, 0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 22px;
  font-size: 1.6rem;
  color: var(--primary);
  transition: var(--transition);
}

.info-card:hover .info-icon {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  transform: rotateY(180deg);
}

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

.info-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ---------- BLOG SECTION ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.blog-card {
  background: var(--bg-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(33, 150, 243, 0.06);
  transition: var(--transition);
}

.blog-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.blog-card-image {
  position: relative;
  overflow: hidden;
  height: 200px;
}

.blog-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.blog-card:hover .blog-card-image img {
  transform: scale(1.08);
}

/* Social icons on hover - vertical right side */
.blog-social {
  position: absolute;
  top: 50%;
  right: -50px;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: var(--transition);
}

.blog-card:hover .blog-social {
  right: 12px;
}

.blog-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 0.85rem;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.15);
  transition: var(--transition);
}

.blog-social a:hover {
  background: var(--primary);
  color: #fff;
  transform: scale(1.15);
}

.blog-card-body {
  padding: 22px;
}

.blog-card-body .blog-tag {
  display: inline-block;
  background: rgba(33, 150, 243, 0.08);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  margin-bottom: 10px;
}

.blog-card-body h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card-body p {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary);
  transition: var(--transition);
}

.blog-read-more:hover {
  gap: 12px;
  color: var(--primary-dark);
}

.blog-read-more i {
  font-size: 0.75rem;
}

.blog-section-cta {
  margin-top: 26px;
  text-align: center;
}

/* ---------- FOOTER ---------- */
.footer {
  background: linear-gradient(135deg, #1a2332 0%, #0d1b2a 100%);
  color: rgba(255, 255, 255, 0.75);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent), var(--primary));
  background-size: 300% 100%;
  animation: gradientMove 4s linear infinite;
}

@keyframes gradientMove {
  0% {
    background-position: 0% 50%;
  }

  100% {
    background-position: 300% 50%;
  }
}

.footer-main {
  padding: 60px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
}

.footer-brand .logo {
  margin-bottom: 16px;
  color: #fff;
}

.footer-brand>p {
  font-size: 0.9rem;
  line-height: 1.8;
  margin-bottom: 20px;
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.95rem;
  transition: var(--transition);
}

.footer-social a:hover {
  background: var(--primary);
  color: #fff;
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 30px;
  height: 3px;
  background: var(--primary);
  border-radius: 2px;
}

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

.footer-col ul li a {
  font-size: 0.88rem;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-col ul li a::before {
  content: '›';
  color: var(--primary);
  font-size: 1.1rem;
  font-weight: 700;
}

.footer-col ul li a:hover {
  color: var(--primary);
  transform: translateX(6px);
}

/* Newsletter */
.footer-newsletter p {
  font-size: 0.88rem;
  margin-bottom: 16px;
  line-height: 1.7;
}

.newsletter-form {
  display: flex;
  overflow: hidden;
  border-radius: var(--radius-sm);
}

.newsletter-form input {
  flex: 1;
  padding: 12px 16px;
  border: none;
  font-family: var(--font);
  font-size: 0.88rem;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  outline: none;
}

.newsletter-form input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.newsletter-form button {
  padding: 12px 20px;
  background: var(--primary);
  color: #fff;
  font-weight: 600;
  font-size: 0.85rem;
  transition: var(--transition);
}

.newsletter-form button:hover {
  background: var(--primary-dark);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
}

.footer-bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-bottom p {
  font-size: 0.82rem;
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  font-size: 0.82rem;
  transition: var(--transition);
}

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

/* ---------- SCROLL TO TOP ---------- */
.scroll-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  box-shadow: 0 4px 20px rgba(33, 150, 243, 0.35);
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: var(--transition);
  z-index: 999;
}

.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.scroll-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(33, 150, 243, 0.5);
}

/* ---------- INNER PAGE BANNER ---------- */
.page-banner {
  margin-top: 72px;
  padding: 70px 0 60px;
  background: linear-gradient(135deg, #e8f4fd 0%, #f0f7ff 50%, #e0f2f1 100%);
  position: relative;
  overflow: hidden;
}

.page-banner::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(33, 150, 243, 0.05);
  pointer-events: none;
}

.banner-content {
  max-width: 700px;
}

.banner-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(33, 150, 243, 0.1);
  color: var(--primary);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 16px;
}

.banner-content h1 {
  font-size: 2.5rem;
  font-weight: 900;
  color: var(--text-dark);
  line-height: 1.2;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.banner-content h1 span {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.banner-content>p {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.breadcrumb a {
  color: var(--primary);
  font-weight: 500;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb i {
  font-size: 0.6rem;
  opacity: 0.5;
}

.breadcrumb span {
  color: var(--text-body);
  font-weight: 600;
}

/* ---------- CONTENT TEXT BLOCK ---------- */
.content-text-block {
  max-width: 850px;
  margin: 0 auto;
}

.content-text-block h2 {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--text-dark);
  margin-bottom: 18px;
  line-height: 1.3;
}

.content-text-block h3 {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-top: 28px;
  margin-bottom: 14px;
}

.content-text-block p {
  line-height: 1.85;
  margin-bottom: 16px;
  color: var(--text-body);
}

/* Sitemap page */
.sitemap-base-url {
  margin-bottom: 28px;
  padding: 14px 18px;
  background: rgba(33, 150, 243, 0.06);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--primary);
}

.sitemap-base-url a {
  color: var(--primary);
  font-weight: 600;
}

.sitemap-base-url a:hover {
  text-decoration: underline;
}

.sitemap-list {
  margin: 0 0 28px 20px;
  padding: 0;
  list-style: none;
}

.sitemap-list li {
  margin-bottom: 8px;
  position: relative;
  padding-left: 0;
}

.sitemap-list li::before {
  content: '›';
  position: absolute;
  left: -18px;
  color: var(--primary);
  font-weight: 700;
}

.sitemap-list a {
  color: var(--text-body);
  transition: var(--transition);
}

.sitemap-list a:hover {
  color: var(--primary);
}

/* ---------- ABOUT PAGE ---------- */
.about-hero {
  margin-top: 72px;
  position: relative;
  overflow: hidden;
  padding: 88px 0 72px;
  background: radial-gradient(circle at 20% 20%, rgba(33, 150, 243, 0.25), transparent 45%),
    radial-gradient(circle at 85% 15%, rgba(0, 188, 212, 0.3), transparent 42%),
    linear-gradient(135deg, #0f2644 0%, #163c69 46%, #14507f 100%);
}

.about-hero-bg::before,
.about-hero-bg::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.about-hero-bg::before {
  width: 520px;
  height: 520px;
  top: -260px;
  right: -160px;
  background: rgba(255, 255, 255, 0.08);
}

.about-hero-bg::after {
  width: 380px;
  height: 380px;
  bottom: -220px;
  left: -120px;
  background: rgba(76, 175, 80, 0.12);
}

.about-hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: center;
}

.about-hero-content .banner-badge {
  background: rgba(255, 255, 255, 0.14);
  color: #e3f2fd;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.about-hero h1 {
  color: #fff;
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.16;
  letter-spacing: -0.9px;
  margin-bottom: 16px;
}

.about-hero h1 span {
  color: #80deea;
}

.about-hero p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.04rem;
  line-height: 1.9;
  max-width: 640px;
}

.about-hero-actions {
  margin-top: 28px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.about-hero-panel {
  display: grid;
  gap: 14px;
}

.about-hero-card {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  padding: 18px 20px;
  color: #fff;
  box-shadow: 0 8px 24px rgba(7, 24, 45, 0.25);
}

.about-hero-card span {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  opacity: 0.9;
  margin-bottom: 6px;
  letter-spacing: 0.3px;
}

.about-hero-card strong {
  font-size: 1.7rem;
  font-weight: 800;
}

.about-spotlight {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.about-spotlight-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-spotlight-image img {
  width: 100%;
  height: 100%;
  min-height: 460px;
  object-fit: cover;
}

.about-spotlight-text h2 {
  font-size: 2.15rem;
  color: var(--text-dark);
  line-height: 1.24;
  margin-bottom: 14px;
}

.about-spotlight-text p {
  margin-bottom: 14px;
}

.about-pill-grid {
  margin-top: 18px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.about-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: #f5faff;
  border: 1px solid #e3eefc;
  font-size: 0.86rem;
  font-weight: 600;
  color: #26415e;
}

.about-pill i {
  color: var(--accent);
}

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

.value-card {
  background: #fff;
  border: 1px solid rgba(33, 150, 243, 0.1);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.value-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
}

.value-card.story::before {
  background: linear-gradient(90deg, #2196f3, #42a5f5);
}

.value-card.mission::before {
  background: linear-gradient(90deg, #4caf50, #66bb6a);
}

.value-card.vision::before {
  background: linear-gradient(90deg, #00bcd4, #26c6da);
}

.value-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 14px;
}

.story .value-icon {
  background: linear-gradient(135deg, #1e88e5, #42a5f5);
}

.mission .value-icon {
  background: linear-gradient(135deg, #43a047, #66bb6a);
}

.vision .value-icon {
  background: linear-gradient(135deg, #00acc1, #26c6da);
}

.value-card h3 {
  font-size: 1.35rem;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.value-card p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--text-body);
}

.value-list {
  margin-top: 10px;
}

.value-list li {
  font-size: 0.9rem;
  color: #2d4a63;
  margin-bottom: 8px;
  padding-left: 20px;
  position: relative;
}

.value-list li::before {
  content: '•';
  position: absolute;
  left: 6px;
  color: var(--primary);
  font-weight: 700;
}

/* ---------- CONTACT PAGE ---------- */
.contact-banner {
  margin-top: 72px;
  padding: 64px 0 52px;
  background: linear-gradient(135deg, #f0f8ff 0%, #e6f6ff 50%, #f7fcff 100%);
  border-bottom: 1px solid rgba(33, 150, 243, 0.08);
}

.contact-banner-inner {
  max-width: 760px;
  margin: 0 auto;
  text-align: center;
  position: relative;
}

.contact-banner-inner::before {
  content: '';
  position: absolute;
  width: 130px;
  height: 130px;
  border-radius: 24px;
  right: -40px;
  top: -30px;
  background: linear-gradient(135deg, rgba(33, 150, 243, 0.12), rgba(0, 188, 212, 0.14));
  transform: rotate(18deg);
}

.contact-banner-inner h1 {
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--text-dark);
  margin-bottom: 10px;
  letter-spacing: -0.6px;
}

.contact-banner-inner p {
  color: var(--text-muted);
  font-size: 1.03rem;
  line-height: 1.8;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 26px;
  align-items: start;
}

.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(33, 150, 243, 0.08);
  box-shadow: var(--shadow-md);
  padding: 34px;
}

.contact-form-wrap h2 {
  font-size: 2rem;
  color: var(--text-dark);
  margin-bottom: 8px;
}

.contact-form-wrap>p {
  margin-bottom: 24px;
}

.contact-form textarea,
.contact-form input {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.95rem;
  font-family: var(--font);
  color: var(--text-dark);
  background: var(--bg);
  transition: var(--transition);
}

.contact-form textarea:focus,
.contact-form input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(33, 150, 243, 0.1);
}

.contact-form .btn-primary {
  border: none;
}

.contact-info-wrap {
  display: grid;
  gap: 14px;
}

.contact-info-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(33, 150, 243, 0.08);
  box-shadow: var(--shadow-sm);
  padding: 18px;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: 10px;
}

.contact-info-card h3 {
  font-size: 1.05rem;
  color: var(--text-dark);
  margin-bottom: 5px;
}

.contact-info-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
}

.map-wrap {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(33, 150, 243, 0.08);
}

.map-wrap iframe {
  width: 100%;
  min-height: 420px;
  border: 0;
  display: block;
}

/* ---------- BLOG HUB PAGE ---------- */
.blog-hub-banner {
  margin-top: 72px;
  padding: 78px 0 64px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0b1f3a 0%, #113a63 45%, #0d4f71 100%);
}

.blog-hub-banner::before {
  content: '';
  position: absolute;
  width: 540px;
  height: 540px;
  top: -280px;
  right: -140px;
  border-radius: 40%;
  background: linear-gradient(135deg, rgba(128, 222, 234, 0.2), rgba(33, 150, 243, 0.1));
  transform: rotate(20deg);
}

.blog-hub-banner-inner {
  max-width: 820px;
  text-align: center;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.blog-hub-banner .banner-badge {
  background: rgba(255, 255, 255, 0.12);
  color: #e3f2fd;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.blog-hub-banner h1 {
  font-size: 3rem;
  font-weight: 900;
  line-height: 1.18;
  color: #fff;
  margin-bottom: 14px;
  letter-spacing: -0.8px;
}

.blog-hub-banner h1 span {
  color: #80deea;
}

.blog-hub-banner p {
  color: rgba(255, 255, 255, 0.86);
  font-size: 1.03rem;
  line-height: 1.85;
}

.blog-hub-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin-bottom: 28px;
}

.blog-tab {
  border: 2px solid #d7e8ff;
  background: #fff;
  color: #2d4865;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.86rem;
  font-weight: 700;
  transition: var(--transition);
}

.blog-tab.active,
.blog-tab:hover {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: transparent;
  color: #fff;
  box-shadow: 0 8px 24px rgba(33, 150, 243, 0.3);
}

.blog-hub-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.blog-hub-card {
  background: #fff;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(33, 150, 243, 0.1);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
}

.blog-hub-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
}

.blog-hub-card img {
  width: 100%;
  height: 210px;
  object-fit: cover;
}

.blog-hub-card-body {
  padding: 20px;
}

.blog-hub-tag {
  display: inline-block;
  padding: 5px 12px;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  background: rgba(33, 150, 243, 0.1);
  color: var(--primary-dark);
  margin-bottom: 10px;
}

.blog-hub-card h3 {
  font-size: 1.04rem;
  color: var(--text-dark);
  line-height: 1.45;
  margin-bottom: 9px;
}

.blog-hub-card p {
  font-size: 0.87rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 14px;
}

.blog-hub-read {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
}

.blog-hub-read:hover {
  color: var(--primary-dark);
  gap: 10px;
}

/* ---------- BLOG DETAIL PAGE ---------- */
.blog-detail-banner {
  margin-top: 72px;
  padding: 62px 0 54px;
  background: linear-gradient(135deg, #eef7ff 0%, #f7fcff 45%, #e6f6ff 100%);
  border-bottom: 1px solid rgba(33, 150, 243, 0.1);
}

.blog-detail-banner-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: center;
}

.blog-detail-banner h1 {
  font-size: 2.35rem;
  font-weight: 900;
  color: var(--text-dark);
  line-height: 1.2;
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}

.blog-detail-banner p {
  max-width: 860px;
  color: var(--text-muted);
}

.blog-detail-icon {
  width: 74px;
  height: 74px;
  min-width: 74px;
  border-radius: 20px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  box-shadow: 0 10px 24px rgba(33, 150, 243, 0.25);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.blog-detail-layout {
  display: grid;
  grid-template-columns: 1.55fr 0.85fr;
  gap: 26px;
  align-items: start;
}

.blog-article {
  background: #fff;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(33, 150, 243, 0.08);
  box-shadow: var(--shadow-md);
  padding: 30px;
}

.blog-article .meta-line {
  display: inline-block;
  background: rgba(33, 150, 243, 0.08);
  color: #1e4f82;
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 14px;
}

.blog-featured-image {
  width: 100%;
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  box-shadow: var(--shadow-sm);
}

.blog-article h2 {
  font-size: 1.65rem;
  color: var(--text-dark);
  margin: 24px 0 12px;
}

.blog-article h3 {
  font-size: 1.2rem;
  color: var(--text-dark);
  margin: 18px 0 10px;
}

.blog-article p {
  color: var(--text-body);
  margin-bottom: 12px;
}

.blog-article ul,
.blog-article ol {
  margin: 0 0 14px 20px;
  color: var(--text-body);
}

.blog-article li {
  margin-bottom: 8px;
}

.blog-article table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0 20px;
  border: 1px solid #dbe8f8;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.blog-article table th,
.blog-article table td {
  padding: 10px 12px;
  border-bottom: 1px solid #e8f1fb;
  text-align: left;
  font-size: 0.9rem;
}

.blog-article table th {
  background: #f3f9ff;
  color: #27415d;
}

.blog-article {
  overflow: hidden;
  min-width: 0; /* prevent grid blowout on small screens */
}

.faq-box {
  margin-top: 18px;
  border: 1px solid #dce9f8;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-item {
  border-bottom: 1px solid #e8f1fb;
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item h4 {
  margin: 0;
  font-size: 0.98rem;
  padding: 12px 14px 6px;
  color: #1f3854;
}

.faq-item p {
  margin: 0;
  padding: 0 14px 12px;
  font-size: 0.92rem;
}

.blog-sidebar {
  display: grid;
  gap: 16px;
  min-width: 0; /* prevent grid blowout on small screens */
}

.sidebar-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(33, 150, 243, 0.08);
  box-shadow: var(--shadow-sm);
  padding: 18px;
}

.sidebar-card h3 {
  font-size: 1.05rem;
  color: var(--text-dark);
  margin-bottom: 12px;
}

.sidebar-subscribe input {
  width: 100%;
  padding: 10px 12px;
  border: 2px solid #dce9f8;
  border-radius: 10px;
  margin-bottom: 10px;
  font-family: var(--font);
}

.sidebar-subscribe button {
  width: 100%;
  border: none;
}

.sidebar-categories a {
  display: block;
  padding: 8px 0;
  font-size: 0.9rem;
  color: #305270;
  border-bottom: 1px dashed #e0ebf8;
}

.sidebar-categories a:last-child {
  border-bottom: none;
}

.recent-post {
  display: grid;
  grid-template-columns: 78px 1fr;
  gap: 10px;
  margin-bottom: 10px;
}

.recent-post:last-child {
  margin-bottom: 0;
}

.recent-post img {
  width: 78px;
  height: 58px;
  object-fit: cover;
  border-radius: 10px;
}

.recent-post a {
  font-size: 0.84rem;
  line-height: 1.45;
  color: #2d4a66;
  font-weight: 600;
}

/* ---------- FORM ROW (side-by-side) ---------- */
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* ---------- CHECKBOX GROUP ---------- */
.checkbox-group .checkbox-label {
  margin-bottom: 12px;
}

.checkbox-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.check-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--bg);
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-body);
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.check-item:hover {
  border-color: var(--primary-light);
  background: rgba(33, 150, 243, 0.04);
}

.check-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--primary);
  cursor: pointer;
}

.check-item input[type="checkbox"]:checked+.check-mark {
  display: none;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1200px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-hub-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .blog-detail-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 992px) {
  .slide .container {
    flex-direction: column;
    text-align: center;
    gap: 40px;
  }

  .slide-content {
    max-width: 100%;
  }

  .slide-btns {
    justify-content: center;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .calc-inner {
    grid-template-columns: 1fr;
  }

  .info-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }

  .about-hero-inner {
    grid-template-columns: 1fr;
  }

  .about-spotlight {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .values-layout {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .blog-hub-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Tablet: banner icon smaller, stack if needed */
  .blog-detail-banner-inner {
    grid-template-columns: 1fr auto;
    gap: 20px;
  }

  .blog-detail-icon {
    width: 68px;
    height: 68px;
    min-width: 68px;
    font-size: 1.6rem;
    border-radius: 16px;
  }
}

@media (max-width: 768px) {
  /* Header: compact height, smaller logo, proper layout */
  .header .container {
    height: 60px;
    padding: 0 16px;
    min-height: 60px;
  }

  .logo {
    min-width: 0;
  }

  .logo svg {
    width: 160px;
    height: 34px;
    max-width: 50vw;
  }

  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    margin: -10px -10px -10px 0;
    min-width: 44px;
    min-height: 44px;
    -webkit-tap-highlight-color: transparent;
  }

  .nav {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    width: 100%;
    max-height: calc(100vh - 60px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: var(--bg-white);
    flex-direction: column;
    padding: 16px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-120%);
    transition: var(--transition);
    gap: 4px;
    z-index: 999;
    border-bottom: 1px solid var(--border);
  }

  .nav.active {
    transform: translateY(0);
  }

  .nav-link {
    width: 100%;
    text-align: left;
  }

  .nav-dropdown .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 16px;
    display: none;
  }

  .nav-dropdown.open .dropdown-menu {
    display: block;
  }

  .nav-link {
    padding: 12px 16px;
    min-height: 44px;
    display: flex;
    align-items: center;
  }

  .nav-cta {
    width: 100%;
    text-align: center;
    justify-content: center;
    min-height: 48px;
    margin-top: 8px;
  }

  /* Content below header: match 60px header height */
  .hero {
    margin-top: 60px;
  }

  .page-banner,
  .about-hero,
  .contact-banner,
  .blog-hub-banner,
  .blog-detail-banner {
    margin-top: 60px;
  }

  .slide-content h1 {
    font-size: 2rem;
  }

  .slide-image img {
    height: 280px;
  }

  .section {
    padding: 60px 0;
  }

  .section-header h2 {
    font-size: 1.7rem;
  }

  .info-cards {
    grid-template-columns: 1fr;
  }

  .blog-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .calc-form {
    padding: 30px;
  }

  .calc-results {
    padding: 30px;
  }

  .page-banner {
    padding: 50px 0 40px;
  }

  .banner-content h1 {
    font-size: 1.8rem;
  }

  .about-hero {
    padding: 72px 0 56px;
  }

  .about-hero h1 {
    font-size: 2rem;
  }

  .about-hero-actions {
    justify-content: center;
  }

  .about-hero-content {
    text-align: center;
  }

  .about-pill-grid {
    grid-template-columns: 1fr;
  }

  .about-spotlight-text h2 {
    font-size: 1.65rem;
  }

  .contact-banner {
    padding: 52px 0 42px;
    overflow-x: hidden;
  }

  .contact-banner-inner {
    padding: 0 4px;
  }

  .contact-banner-inner h1 {
    font-size: 2rem;
  }

  .contact-banner-inner::before {
    width: 90px;
    height: 90px;
    right: -16px;
    top: -18px;
  }

  .contact-grid {
    gap: 24px;
  }

  .contact-form-wrap {
    padding: 24px;
  }

  .contact-form-wrap h2 {
    font-size: 1.65rem;
  }

  .map-wrap {
    min-width: 0;
  }

  .map-wrap iframe {
    min-height: 320px;
    max-width: 100%;
  }

  .blog-hub-banner {
    padding: 62px 0 48px;
  }

  .blog-hub-banner h1 {
    font-size: 2.1rem;
  }

  .blog-hub-grid {
    grid-template-columns: 1fr;
  }

  .blog-detail-banner h1 {
    font-size: 1.75rem;
  }

  .blog-detail-banner-inner {
    grid-template-columns: 1fr;
    gap: 20px;
    text-align: center;
  }

  .blog-detail-banner-inner > div:first-child {
    order: 1;
  }

  .blog-detail-banner-inner .blog-detail-icon {
    order: 0;
    margin: 0 auto;
  }

  .blog-detail-icon {
    width: 62px;
    height: 62px;
    min-width: 62px;
    font-size: 1.45rem;
    border-radius: 14px;
  }

  .blog-detail-banner p {
    margin-left: auto;
    margin-right: auto;
  }

  .blog-article {
    padding: 22px;
  }

  .blog-article img {
    max-width: 100%;
    height: auto;
  }

  .blog-article p,
  .blog-article li {
    word-wrap: break-word;
    overflow-wrap: break-word;
  }

  .blog-article table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .blog-article table th,
  .blog-article table td {
    font-size: 0.84rem;
    padding: 8px 10px;
    white-space: nowrap;
  }

  .recent-post {
    grid-template-columns: 70px 1fr;
  }

  .recent-post img {
    width: 70px;
    height: 52px;
  }

  .sidebar-card {
    padding: 16px;
  }

  .blog-detail-layout .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .section {
    padding: 48px 0;
  }

  .faq-item h4,
  .faq-item p {
    padding-left: 12px;
    padding-right: 12px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .checkbox-list {
    grid-template-columns: 1fr;
  }

  .content-text-block h2 {
    font-size: 1.5rem;
  }
}

@media (max-width: 576px) {
  /* Header: extra compact for small phones */
  .header .container {
    height: 56px;
    padding: 0 12px;
  }

  .logo svg {
    width: 140px;
    height: 30px;
  }

  .nav {
    top: 56px;
    max-height: calc(100vh - 56px);
    padding: 12px;
  }

  .hero,
  .page-banner,
  .about-hero,
  .contact-banner,
  .blog-hub-banner,
  .blog-detail-banner {
    margin-top: 56px;
  }

  .blog-detail-icon {
    width: 54px;
    height: 54px;
    min-width: 54px;
    font-size: 1.25rem;
    border-radius: 12px;
  }

  .blog-detail-banner h1 {
    font-size: 1.5rem;
    line-height: 1.3;
  }

  .blog-detail-banner {
    padding: 48px 0 40px;
  }

  .blog-article {
    padding: 18px;
  }

  .blog-article h2 {
    font-size: 1.35rem;
  }

  .blog-article h3 {
    font-size: 1.05rem;
  }

  .blog-featured-image {
    border-radius: 12px;
  }

  .sidebar-card {
    padding: 14px;
  }

  .recent-post {
    grid-template-columns: 60px 1fr;
    gap: 8px;
  }

  .recent-post img {
    width: 60px;
    height: 45px;
  }

  .recent-post a {
    font-size: 0.8rem;
  }

  .section {
    padding: 40px 0;
  }

  .blog-detail-layout .container {
    padding-left: 14px;
    padding-right: 14px;
  }

  .section .container,
  .contact-banner .container {
    padding-left: 16px;
    padding-right: 16px;
  }

  .slide-content h1 {
    font-size: 1.65rem;
  }

  .slide-btns {
    flex-direction: column;
    align-items: center;
  }

  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }

  .about-features {
    grid-template-columns: 1fr;
  }

  .footer-bottom .container {
    flex-direction: column;
    text-align: center;
  }

  .banner-content h1 {
    font-size: 1.5rem;
  }

  .breadcrumb {
    flex-wrap: wrap;
  }

  /* Contact page: small screen overrides */
  .contact-banner-inner::before {
    display: none;
  }

  .contact-banner-inner h1 {
    font-size: 1.5rem;
  }

  .contact-banner-inner p {
    font-size: 0.95rem;
  }

  .contact-banner {
    padding: 40px 0 32px;
  }

  .contact-form-wrap {
    padding: 18px 16px;
  }

  .contact-form-wrap h2 {
    font-size: 1.4rem;
  }

  .contact-form-wrap > p {
    font-size: 0.9rem;
  }

  .contact-form input,
  .contact-form textarea {
    padding: 10px 14px;
    font-size: 0.9rem;
  }

  .contact-form textarea {
    min-height: 120px;
  }

  .contact-info-card {
    padding: 14px;
  }

  .contact-info-card h3 {
    font-size: 0.98rem;
  }

  .contact-info-card p {
    font-size: 0.85rem;
    word-break: break-word;
  }

  .contact-info-icon {
    width: 40px;
    height: 40px;
    font-size: 0.9rem;
  }

  .map-wrap iframe {
    min-height: 260px;
  }
}