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

/* =========================================================
   VirtuDesk — Virtual Assistant Company Website
   Design tokens: navy #0A2A4E, blue #1B5FE0, blue-light #4E8CFF,
   sky #EAF2FF, white #FFFFFF, text #1F2937, muted #5B6B85
   ========================================================= */

:root {
  --navy: #111217;
  --navy-soft: #1c1e26;
  --blue: #cf2e2e;
  --blue-light: #e84646;
  --sky: #fff4f4;
  --white: #ffffff;
  --text: #1f2937;
  --muted: #5b6b85;
  --border: #e1e8f2;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;

  --shadow-sm: 0 2px 8px rgba(17, 18, 23, 0.06);
  --shadow-md: 0 10px 30px rgba(17, 18, 23, 0.1);
  --shadow-lg: 0 20px 50px rgba(17, 18, 23, 0.15);

  --transition: 0.25s ease;
  --header-height: 76px;
}

/* =========================== TOP BAR =========================== */
.top-bar {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.82rem;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.top-bar-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.top-bar-contact {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.top-bar-contact span, .top-bar-contact a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: color var(--transition);
}

.top-bar-contact a:hover {
  color: var(--white);
}

.top-bar-social {
  display: flex;
  align-items: center;
  gap: 14px;
}

.top-bar-social a {
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition);
}

.top-bar-social a:hover {
  color: var(--white);
}

@media (max-width: 768px) {
  .top-bar { display: none; }
}

/* =========================== RESET =========================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
}

body {
  font-family: "Poppins", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, select, textarea {
  font-family: inherit;
  font-size: 1rem;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* =========================== TYPOGRAPHY =========================== */
h1, h2, h3, h4 {
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
}

h1 { font-size: clamp(2.1rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.7rem, 3vw, 2.4rem); }
h3 { font-size: 1.2rem; }
h4 { font-size: 1.05rem; }

.section-eyebrow, .eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}

.section-sub {
  color: var(--muted);
  font-size: 1.02rem;
  max-width: 560px;
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 48px;
}

.section-head .section-sub {
  margin: 14px auto 0;
}

/* =========================== BUTTONS =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
  box-shadow: 0 8px 20px rgba(27, 95, 224, 0.3);
}
.btn-primary:hover {
  background: var(--blue-light);
  transform: translateY(-2px);
  box-shadow: 0 12px 26px rgba(27, 95, 224, 0.38);
}

.btn-ghost {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255, 255, 255, 0.6);
}
.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--blue);
  border: 1.5px solid var(--blue);
  width: 100%;
  justify-content: center;
}
.btn-outline:hover {
  background: var(--blue);
  color: var(--white);
  transform: translateY(-2px);
}

.btn-lg { padding: 15px 32px; font-size: 1rem; }

/* =========================== HEADER / NAV =========================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: var(--header-height);
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: box-shadow var(--transition), border-color var(--transition), background var(--transition);
}

.site-header.scrolled {
  box-shadow: var(--shadow-sm);
  border-color: var(--border);
  background: rgba(255, 255, 255, 0.98);
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--navy);
  flex-shrink: 0;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--navy));
  color: var(--white);
  font-size: 1rem;
}

.brand-name strong { color: var(--blue); font-weight: 700; }

.main-nav ul {
  display: flex;
  gap: 30px;
}

.nav-link {
  position: relative;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  padding: 6px 0;
  transition: color var(--transition);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 2px;
  background: var(--blue);
  transition: width var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--blue);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-cta { flex-shrink: 0; }

.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 30px;
  height: 30px;
}

.hamburger span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--navy);
  border-radius: 2px;
  transition: transform var(--transition), opacity 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); }

/* =========================== HERO =========================== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding: 60px 0;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.02);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(10, 42, 78, 0.94) 0%, rgba(10, 42, 78, 0.86) 45%, rgba(27, 95, 224, 0.75) 100%);
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

.hero-copy .eyebrow {
  color: var(--blue-light);
  background: rgba(255, 255, 255, 0.1);
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.25);
}

.hero-copy h1 {
  color: var(--white);
  margin: 20px 0 18px;
}

.hero-sub {
  color: rgba(255, 255, 255, 0.85);
  font-size: 1.08rem;
  max-width: 520px;
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.hero-stats div {
  display: flex;
  flex-direction: column;
}

.hero-stats strong {
  color: var(--white);
  font-size: 1.5rem;
  font-weight: 700;
}

.hero-stats span {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.85rem;
}

/* Signature element: live task queue card */
.hero-visual {
  display: flex;
  justify-content: center;
}

.task-card {
  width: 100%;
  max-width: 380px;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  animation: floatCard 5s ease-in-out infinite;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.task-card-head {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 16px 18px;
  background: var(--sky);
  border-bottom: 1px solid var(--border);
}

.dot { width: 9px; height: 9px; border-radius: 50%; }
.dot-red { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green { background: #28c840; }

.task-card-title {
  margin-left: 8px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--muted);
}

.task-list {
  padding: 18px 18px 6px;
}

.task-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 0;
  font-size: 0.92rem;
  color: var(--text);
  border-bottom: 1px dashed var(--border);
  transition: color var(--transition);
}

.task-list li:last-child { border-bottom: none; }

.task-icon {
  color: var(--muted);
  transition: color var(--transition), transform var(--transition);
}

.task-list li.done {
  color: var(--muted);
  text-decoration: line-through;
}

.task-list li.done .task-icon {
  color: var(--blue);
  transform: scale(1.05);
}

.task-card-foot {
  padding: 16px 18px 20px;
}

.task-card-foot span {
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 500;
}

.task-progress {
  margin-top: 8px;
  height: 6px;
  background: var(--sky);
  border-radius: 999px;
  overflow: hidden;
}

.task-progress-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--blue), var(--blue-light));
  border-radius: 999px;
  transition: width 0.6s ease;
}

/* =========================== SECTIONS (shared) =========================== */
.section {
  padding: 100px 0;
}

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

/* =========================== ABOUT =========================== */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}

.about-image {
  position: relative;
}

.about-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.about-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  background: var(--navy);
  color: var(--white);
  padding: 16px 18px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8rem;
  font-weight: 600;
  box-shadow: var(--shadow-md);
}

.about-badge i {
  font-size: 1.4rem;
  color: var(--blue-light);
}

.about-copy p {
  color: var(--muted);
  margin-bottom: 16px;
}

.about-points {
  margin-top: 20px;
}

.about-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 0;
  font-size: 0.95rem;
  color: var(--text);
}

.about-points i { color: var(--blue); }

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

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 32px 26px;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.service-icon {
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: var(--radius-sm);
  background: var(--sky);
  color: var(--blue);
  font-size: 1.3rem;
  margin-bottom: 18px;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.service-card:hover .service-icon {
  background: var(--blue);
  color: var(--white);
  transform: scale(1.08) rotate(-4deg);
}

.service-card h3 { margin-bottom: 8px; }
.service-card p { color: var(--muted); font-size: 0.92rem; }

/* =========================== WHY CHOOSE US =========================== */
.why-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 64px;
  align-items: center;
}

.why-list {
  margin-top: 32px;
  display: grid;
  gap: 24px;
}

.why-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}

.why-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--sky);
  color: var(--blue);
  font-size: 1.1rem;
}

.why-item h4 { margin-bottom: 4px; }
.why-item p { color: var(--muted); font-size: 0.92rem; }

.why-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* =========================== PRICING =========================== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

.price-card {
  position: relative;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.price-card.featured {
  background: var(--navy);
  color: var(--white);
  transform: scale(1.04);
  box-shadow: var(--shadow-lg);
}

.price-card.featured:hover { transform: scale(1.04) translateY(-8px); }

.price-card.featured h3,
.price-card.featured .price-amount { color: var(--white); }

.price-card.featured .price-desc { color: rgba(255, 255, 255, 0.7); }

.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--blue);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  white-space: nowrap;
}

.price-desc {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 8px 0 24px;
  min-height: 40px;
}

.price-amount {
  font-size: 2.6rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 28px;
}

.price-amount .currency { font-size: 1.4rem; vertical-align: top; }
.price-amount .period { font-size: 0.95rem; font-weight: 500; color: var(--muted); }
.price-card.featured .price-amount .period { color: rgba(255, 255, 255, 0.6); }

.price-features {
  flex-grow: 1;
  margin-bottom: 28px;
}

.price-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.92rem;
  border-bottom: 1px dashed rgba(0, 0, 0, 0.08);
}

.price-card.featured .price-features li {
  border-bottom: 1px dashed rgba(255, 255, 255, 0.15);
}

.price-features i { color: var(--blue-light); }
.price-card.featured .price-features i { color: var(--blue-light); }

.price-card.featured .btn-outline {
  border-color: var(--white);
  color: var(--white);
}
.price-card.featured .btn-outline:hover {
  background: var(--white);
  color: var(--navy);
}

/* =========================== TESTIMONIALS =========================== */
.testimonial-slider {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: 760px;
  margin: 0 auto;
}

.testimonial-track-wrap {
  overflow: hidden;
  flex: 1;
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s ease;
}

.testimonial-slide {
  min-width: 100%;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.quote-icon {
  color: var(--blue-light);
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.testimonial-slide p {
  font-size: 1.08rem;
  color: var(--text);
  margin-bottom: 26px;
}

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

.testimonial-author img {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-author div {
  text-align: left;
}

.testimonial-author strong {
  display: block;
  color: var(--navy);
  font-size: 0.95rem;
}

.testimonial-author span {
  font-size: 0.82rem;
  color: var(--muted);
}

.slider-arrow {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--navy);
  display: grid;
  place-items: center;
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.slider-arrow:hover {
  background: var(--blue);
  color: var(--white);
  transform: scale(1.06);
}

.slider-dots {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}

.slider-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--border);
  transition: background var(--transition), transform var(--transition);
}

.slider-dot.active {
  background: var(--blue);
  transform: scale(1.25);
}

/* =========================== FAQ =========================== */
.faq-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 60px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  text-align: left;
  font-weight: 600;
  font-size: 0.98rem;
  color: var(--navy);
}

.faq-toggle-icon {
  color: var(--blue);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 12px;
}

.faq-item.open .faq-toggle-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding var(--transition);
  padding: 0 24px;
}

.faq-item.open .faq-answer {
  max-height: 200px;
  padding: 0 24px 20px;
}

.faq-answer p {
  color: var(--muted);
  font-size: 0.92rem;
}

/* =========================== CONTACT =========================== */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 64px;
}

.contact-info .section-sub { margin: 14px 0 32px; }

.contact-detail {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 18px;
  font-size: 0.95rem;
  color: var(--text);
}

.contact-detail i {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--sky);
  color: var(--blue);
  flex-shrink: 0;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

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

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

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(27, 95, 224, 0.12);
}

.form-group textarea { resize: vertical; }

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
  border-color: #e0483e;
}

.form-error {
  display: block;
  min-height: 18px;
  font-size: 0.78rem;
  color: #e0483e;
  margin-top: 5px;
}

.form-submit { width: 100%; justify-content: center; }

.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
  padding: 14px 16px;
  background: #e7f7ee;
  color: #1c7c4d;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
}

.form-success.show { display: flex; }

/* =========================== FOOTER =========================== */
.site-footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.75);
  padding-top: 72px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.2fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .brand { color: var(--white); margin-bottom: 14px; }
.footer-brand p { font-size: 0.9rem; margin-bottom: 20px; max-width: 280px; }

.social-icons {
  display: flex;
  gap: 12px;
}

.social-icons a {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  transition: background var(--transition), transform var(--transition);
}

.social-icons a:hover {
  background: var(--blue);
  transform: translateY(-3px);
}

.footer-links h4,
.footer-newsletter h4 {
  color: var(--white);
  font-size: 0.95rem;
  margin-bottom: 18px;
}

.footer-links ul li { margin-bottom: 12px; }

.footer-links a {
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--blue-light); }

.footer-newsletter p {
  font-size: 0.88rem;
  margin-bottom: 16px;
}

.newsletter-form {
  display: flex;
  gap: 8px;
}

.newsletter-form input {
  flex: 1;
  padding: 11px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.06);
  color: var(--white);
}

.newsletter-form input::placeholder { color: rgba(255, 255, 255, 0.5); }
.newsletter-form input:focus { outline: none; border-color: var(--blue-light); }

.newsletter-form button {
  width: 44px;
  border-radius: var(--radius-sm);
  background: var(--blue);
  color: var(--white);
  display: grid;
  place-items: center;
  transition: background var(--transition);
}
.newsletter-form button:hover { background: var(--blue-light); }

.footer-bottom {
  padding: 22px 0;
  text-align: center;
  font-size: 0.85rem;
}

/* =========================== BACK TO TOP =========================== */
#backToTop {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--blue);
  color: var(--white);
  display: grid;
  place-items: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), background var(--transition), visibility var(--transition);
  z-index: 999;
}

#backToTop.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

#backToTop:hover { background: var(--blue-light); }

/* =========================================================
   RESPONSIVE — TABLET
   ========================================================= */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid,
  .why-grid,
  .faq-grid,
  .contact-grid { grid-template-columns: 1fr; }
  .why-image, .about-image { order: -1; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-copy .section-sub,
  .hero-sub { margin-left: auto; margin-right: auto; }
  .hero-actions, .hero-stats { justify-content: center; }
  .hero-visual { margin-top: 20px; }
}

/* =========================================================
   RESPONSIVE — MOBILE
   ========================================================= */
@media (max-width: 768px) {
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--white);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }

  .main-nav.open { max-height: 480px; }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 10px 24px 20px;
  }

  .main-nav li { border-bottom: 1px solid var(--border); }
  .main-nav a { display: block; padding: 14px 0; }

  .nav-cta { display: none; }
  .hamburger { display: flex; }

  .services-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card.featured { transform: none; }
  .price-card.featured:hover { transform: translateY(-8px); }

  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }

  .section { padding: 72px 0; }

  .testimonial-slider { gap: 10px; }
  .testimonial-slide { padding: 32px 22px; }
}

@media (max-width: 480px) {
  .hero { min-height: auto; padding: 120px 0 60px; }
  .hero-stats { gap: 24px; }
  .about-badge { right: 10px; bottom: -16px; padding: 12px 14px; }
}