/* ==========================================================================
   Elitetechvision — SEO Services Landing Page
   Stylesheet
   Design system: enterprise SaaS, minimal, whitespace-heavy, conversion-focused
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Color system */
  --color-primary-dark: #111827;
  --color-accent: #FF6A3D;
  --color-accent-hover: #E85A2F;
  --color-bg-secondary: #F8F9FB;
  --color-bg-alt: #F5F7FA;
  --color-text-body: #6B7280;
  --color-border: #E5E7EB;
  --color-white: #FFFFFF;

  /* Typography */
  --font-base: "Inter", sans-serif;
  --fs-h1: 4rem;          /* 64px */
  --fs-h2: 2.75rem;       /* 44px */
  --fs-h3: 1.875rem;      /* 30px */
  --fs-eyebrow: 0.875rem; /* 14px */
  --fs-body: 1.125rem;    /* 18px */
  --lh-body: 1.7;

  /* Layout */
  --max-width: 1200px;
  --pad-desktop: 80px;
  --pad-tablet: 48px;
  --pad-mobile: 24px;
  --section-spacing: 100px;

  /* Radius */
  --radius-card: 20px;
  --radius-image: 20px;
  --radius-btn: 10px;
  --radius-input: 10px;

  /* Shadow */
  --shadow-soft: 0 12px 40px rgba(17, 24, 39, 0.08);
  --shadow-soft-lg: 0 20px 60px rgba(17, 24, 39, 0.10);

  /* Motion */
  --transition-base: 0.25s ease;
}

/* --------------------------------------------------------------------------
   2. Base / Reset
   -------------------------------------------------------------------------- */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

/* Offset anchor targets so the fixed navbar never covers the heading */
section[id],
main[id] {
  scroll-margin-top: 96px;
}

body {
  font-family: var(--font-base);
  font-size: var(--fs-body);
  line-height: var(--lh-body);
  font-weight: 400;
  color: var(--color-text-body);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-base);
  color: var(--color-primary-dark);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 0;
}

p {
  margin-bottom: 0;
}

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

a:hover {
  color: var(--color-accent-hover);
}

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

ul {
  list-style: none;
  padding-left: 0;
  margin-bottom: 0;
}

/* Visible focus states for accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
.nav-link:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
  border-radius: 4px;
}

/* 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;
    scroll-behavior: auto !important;
  }
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 2000;
  background: var(--color-primary-dark);
  color: var(--color-white);
  padding: 12px 20px;
  border-radius: 0 0 var(--radius-btn) 0;
}

.skip-link:focus {
  left: 0;
}

/* --------------------------------------------------------------------------
   3. Layout Helpers
   -------------------------------------------------------------------------- */
.container-xl {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--pad-desktop);
  padding-right: var(--pad-desktop);
}

@media (max-width: 991.98px) {
  .container-xl {
    padding-left: var(--pad-tablet);
    padding-right: var(--pad-tablet);
  }
}

@media (max-width: 575.98px) {
  .container-xl {
    padding-left: var(--pad-mobile);
    padding-right: var(--pad-mobile);
  }
}

.section {
  padding-top: var(--section-spacing);
  padding-bottom: var(--section-spacing);
}

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

.section-secondary {
  background-color: var(--color-bg-secondary);
}

@media (max-width: 767.98px) {
  .section {
    padding-top: 64px;
    padding-bottom: 64px;
  }
}

/* Typography helpers */
.eyebrow {
  display: inline-block;
  font-size: var(--fs-eyebrow);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-accent);
  margin-bottom: 16px;
}

.h1-hero {
  font-size: var(--fs-h1);
  font-weight: 800;
}

.h2-section {
  font-size: var(--fs-h2);
  font-weight: 800;
  margin-bottom: 20px;
}

.h3-card {
  font-size: var(--fs-h3);
  font-weight: 700;
}

.section-intro {
  max-width: 680px;
}

.section-intro.mx-auto {
  text-align: center;
}

.lead-text {
  font-size: var(--fs-body);
  color: var(--color-text-body);
  line-height: var(--lh-body);
}

@media (max-width: 991.98px) {
  :root {
    --fs-h1: 2.75rem;
    --fs-h2: 2.125rem;
    --fs-h3: 1.5rem;
  }
}

@media (max-width: 575.98px) {
  :root {
    --fs-h1: 2.25rem;
    --fs-h2: 1.75rem;
    --fs-h3: 1.375rem;
  }
}

/* --------------------------------------------------------------------------
   4. Buttons
   -------------------------------------------------------------------------- */
.btn {
  border-radius: var(--radius-btn);
  padding: 16px 28px;
  font-weight: 600;
  font-size: 1rem;
  transition: all var(--transition-base);
  border: 2px solid transparent;
  line-height: 1;
}

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

.btn-primary-accent:hover,
.btn-primary-accent:focus-visible {
  background-color: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-primary-dark);
  border-color: var(--color-border);
}

.btn-ghost:hover,
.btn-ghost:focus-visible {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-white);
  transform: translateY(-2px);
}

.btn-ghost-light {
  background-color: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.35);
}

.btn-ghost-light:hover,
.btn-ghost-light:focus-visible {
  background-color: var(--color-white);
  border-color: var(--color-white);
  color: var(--color-primary-dark);
}

.btn-link-arrow {
  color: var(--color-accent);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.btn-link-arrow i {
  transition: transform var(--transition-base);
}

.btn-link-arrow:hover i {
  transform: translateX(4px);
}

.btn-block-mobile {
  width: auto;
}

@media (max-width: 575.98px) {
  .btn-block-mobile {
    width: 100%;
    text-align: center;
  }
}

/* --------------------------------------------------------------------------
   5. Navbar
   -------------------------------------------------------------------------- */
.site-navbar {
  background-color: var(--color-white);
  padding: 20px 0;
  transition: box-shadow var(--transition-base), padding var(--transition-base);
  z-index: 1050;
}

.site-navbar.is-scrolled {
  box-shadow: 0 4px 24px rgba(17, 24, 39, 0.06);
  padding: 14px 0;
}

.navbar-brand-custom {
  font-weight: 800;
  font-size: 1.375rem;
  color: var(--color-primary-dark);
  letter-spacing: -0.02em;
}

.navbar-brand-custom span {
  color: var(--color-accent);
}

.site-navbar .nav-link {
  color: var(--color-primary-dark);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 8px 16px !important;
}

.site-navbar .nav-link:hover {
  color: var(--color-accent);
}

.navbar-toggler {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-btn);
}

.navbar-toggler-icon-custom {
  font-size: 1.5rem;
  color: var(--color-primary-dark);
}

/* --------------------------------------------------------------------------
   6. Hero
   -------------------------------------------------------------------------- */
.hero-section {
  padding-top: 160px;
  padding-bottom: var(--section-spacing);
  overflow: hidden;
}

@media (max-width: 767.98px) {
  .hero-section {
    padding-top: 120px;
  }
}

.hero-copy {
  max-width: 560px;
}

.hero-subtext {
  margin-top: 24px;
  margin-bottom: 36px;
  max-width: 500px;
}

.hero-cta-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-trust-badges {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--color-text-body);
  font-size: 0.9375rem;
}

.hero-trust-badges .stars {
  color: var(--color-accent);
  letter-spacing: 2px;
}

.hero-media {
  position: relative;
}

.hero-media img {
  border-radius: var(--radius-image);
  box-shadow: var(--shadow-soft-lg);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 5;
}

.hero-media-stat-card {
  position: absolute;
  bottom: -28px;
  left: -28px;
  background: var(--color-white);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-soft-lg);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 14px;
}

@media (max-width: 991.98px) {
  .hero-media-stat-card {
    left: 16px;
    bottom: -20px;
    padding: 14px 18px;
  }
}

.hero-media-stat-card .stat-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(255, 106, 61, 0.1);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.hero-media-stat-card strong {
  display: block;
  color: var(--color-primary-dark);
  font-size: 1.125rem;
}

.hero-media-stat-card small {
  color: var(--color-text-body);
  font-size: 0.8125rem;
}

/* --------------------------------------------------------------------------
   7. Trusted By (client logos)
   -------------------------------------------------------------------------- */
.trusted-by-section {
  padding-top: 60px;
  padding-bottom: 60px;
}

.trusted-by-label {
  text-align: center;
  font-size: 0.875rem;
  color: var(--color-text-body);
  margin-bottom: 40px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.logo-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 32px 40px;
}

.logo-strip .client-logo {
  filter: grayscale(100%);
  opacity: 0.55;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-primary-dark);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: opacity var(--transition-base);
}

.logo-strip .client-logo:hover {
  opacity: 0.9;
}

/* --------------------------------------------------------------------------
   8. Statistics
   -------------------------------------------------------------------------- */
.stats-section {
  background-color: var(--color-primary-dark);
}

.stat-item {
  text-align: center;
  padding: 0 12px;
}

.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}

.stat-number .accent-dot {
  color: var(--color-accent);
}

.stat-label {
  color: rgba(255, 255, 255, 0.65);
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

@media (max-width: 575.98px) {
  .stat-number {
    font-size: 2.25rem;
  }
}

/* --------------------------------------------------------------------------
   9. Cards — shared
   -------------------------------------------------------------------------- */
.card-elevated {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 40px 32px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  height: 100%;
}

.card-elevated:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: rgba(255, 106, 61, 0.1);
  color: var(--color-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 24px;
}

.card-elevated h3 {
  font-size: 1.375rem;
  margin-bottom: 12px;
}

.card-elevated p {
  color: var(--color-text-body);
  margin-bottom: 20px;
}

/* --------------------------------------------------------------------------
   10. Why Choose Us
   -------------------------------------------------------------------------- */
/* Uses .card-elevated */

/* --------------------------------------------------------------------------
   11. SEO Services grid
   -------------------------------------------------------------------------- */
.service-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 36px 30px;
  height: 100%;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
  border-color: transparent;
}

.service-card .card-icon {
  margin-bottom: 22px;
}

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.service-card p {
  color: var(--color-text-body);
  margin-bottom: 20px;
  font-size: 1rem;
}

/* --------------------------------------------------------------------------
   12. Alternating Feature Sections
   -------------------------------------------------------------------------- */
.feature-row {
  padding-top: var(--section-spacing);
  padding-bottom: var(--section-spacing);
}

@media (max-width: 767.98px) {
  .feature-row {
    padding-top: 56px;
    padding-bottom: 56px;
  }
}

.feature-image img {
  border-radius: var(--radius-image);
  box-shadow: var(--shadow-soft);
  width: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

.feature-bullets li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--color-primary-dark);
  font-weight: 500;
}

.feature-bullets li i {
  color: var(--color-accent);
  font-size: 1.125rem;
  margin-top: 3px;
  flex-shrink: 0;
}

.feature-copy p.lead-text {
  margin-bottom: 24px;
}

.feature-copy {
  max-width: 520px;
}

@media (min-width: 992px) {
  .feature-row.reverse .row {
    flex-direction: row-reverse;
  }
}

/* --------------------------------------------------------------------------
   13. Case Studies
   -------------------------------------------------------------------------- */
.case-study-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  height: 100%;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.case-study-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
}

.case-study-card img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.case-study-body {
  padding: 32px;
}

.case-study-industry {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  background: rgba(255, 106, 61, 0.1);
  padding: 6px 12px;
  border-radius: 100px;
  margin-bottom: 18px;
}

.case-study-body h3 {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  margin-bottom: 10px;
}

.case-study-body .challenge-label {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-body);
  margin-bottom: 6px;
}

.case-study-result {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 20px 0 22px;
  padding-top: 20px;
  border-top: 1px solid var(--color-border);
}

.case-study-result .result-number {
  font-size: 1.875rem;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.case-study-result .result-label {
  color: var(--color-text-body);
  font-size: 0.9375rem;
}

/* --------------------------------------------------------------------------
   14. Process Timeline
   -------------------------------------------------------------------------- */
.process-timeline {
  position: relative;
  margin-top: 20px;
}

.process-step {
  position: relative;
  padding-left: 76px;
  padding-bottom: 48px;
}

.process-step:last-child {
  padding-bottom: 0;
}

.process-step::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 56px;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.process-step:last-child::before {
  display: none;
}

.process-step-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--color-primary-dark);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.125rem;
  flex-shrink: 0;
}

.process-step.is-active .process-step-number {
  background: var(--color-accent);
}

.process-step h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  padding-top: 12px;
}

.process-step p {
  color: var(--color-text-body);
  max-width: 620px;
}

@media (max-width: 575.98px) {
  .process-step {
    padding-left: 64px;
  }
  .process-step-number {
    width: 44px;
    height: 44px;
    font-size: 1rem;
  }
  .process-step::before {
    left: 21px;
    top: 44px;
  }
}

/* --------------------------------------------------------------------------
   15. Testimonials
   -------------------------------------------------------------------------- */
.testimonial-card {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 36px 32px;
  height: 100%;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.testimonial-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-soft);
}

.testimonial-stars {
  color: var(--color-accent);
  font-size: 0.9375rem;
  margin-bottom: 18px;
  letter-spacing: 3px;
}

.testimonial-quote {
  color: var(--color-primary-dark);
  font-size: 1.0625rem;
  line-height: 1.65;
  margin-bottom: 28px;
}

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

.testimonial-author img {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
}

.testimonial-author strong {
  display: block;
  color: var(--color-primary-dark);
  font-size: 0.9375rem;
}

.testimonial-author span {
  font-size: 0.8438rem;
  color: var(--color-text-body);
}

/* --------------------------------------------------------------------------
   16. Awards / Badges
   -------------------------------------------------------------------------- */
.awards-section {
  padding-top: 64px;
  padding-bottom: 64px;
}

.award-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  justify-content: center;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 1.0625rem;
  opacity: 0.85;
  transition: opacity var(--transition-base);
}

.award-badge:hover {
  opacity: 1;
}

.award-badge i {
  font-size: 1.75rem;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   17. FAQ (Bootstrap Accordion overrides)
   -------------------------------------------------------------------------- */
.faq-accordion .accordion-item {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card) !important;
  overflow: hidden;
  margin-bottom: 16px;
  background: var(--color-white);
}

.faq-accordion .accordion-button {
  font-weight: 700;
  font-size: 1.0625rem;
  color: var(--color-primary-dark);
  padding: 24px 28px;
  box-shadow: none;
}

.faq-accordion .accordion-button:not(.collapsed) {
  background-color: var(--color-white);
  color: var(--color-accent);
}

.faq-accordion .accordion-button:focus {
  box-shadow: none;
  outline: 3px solid var(--color-accent);
  outline-offset: -3px;
}

.faq-accordion .accordion-button::after {
  background-image: none;
  content: "\F282";
  font-family: "bootstrap-icons";
  font-size: 1.125rem;
  color: var(--color-accent);
  transition: transform var(--transition-base);
  width: auto;
  height: auto;
}

.faq-accordion .accordion-button:not(.collapsed)::after {
  transform: rotate(180deg);
}

.faq-accordion .accordion-body {
  padding: 0 28px 26px;
  color: var(--color-text-body);
}

/* --------------------------------------------------------------------------
   18. Contact Form
   -------------------------------------------------------------------------- */
.contact-panel {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 48px;
  box-shadow: var(--shadow-soft);
}

@media (max-width: 575.98px) {
  .contact-panel {
    padding: 28px 20px;
  }
}

.form-progress-wrap {
  margin-bottom: 36px;
}

.form-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--color-text-body);
  margin-bottom: 10px;
}

.form-progress-track {
  height: 8px;
  background: var(--color-bg-alt);
  border-radius: 100px;
  overflow: hidden;
}

.form-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--color-accent);
  border-radius: 100px;
  transition: width 0.3s ease;
}

.form-label-lg {
  font-weight: 600;
  color: var(--color-primary-dark);
  font-size: 0.9375rem;
  margin-bottom: 8px;
}

.form-control-lg,
.form-select-lg {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-input);
  padding: 14px 18px;
  font-size: 1rem;
  color: var(--color-primary-dark);
}

.form-control-lg:focus,
.form-select-lg:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(255, 106, 61, 0.12);
}

textarea.form-control-lg {
  min-height: 140px;
  resize: vertical;
}

.form-check-goal {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-input);
  padding: 12px 16px;
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: border-color var(--transition-base), background-color var(--transition-base);
}

.form-check-goal:has(input:checked) {
  border-color: var(--color-accent);
  background: rgba(255, 106, 61, 0.05);
}

.form-check-goal input {
  accent-color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   19. Final CTA
   -------------------------------------------------------------------------- */
.final-cta-section {
  background-color: var(--color-primary-dark);
  border-radius: var(--radius-card);
  margin-left: var(--pad-desktop);
  margin-right: var(--pad-desktop);
  padding: 80px 40px;
  text-align: center;
}

@media (max-width: 991.98px) {
  .final-cta-section {
    margin-left: var(--pad-tablet);
    margin-right: var(--pad-tablet);
    padding: 64px 28px;
  }
}

@media (max-width: 575.98px) {
  .final-cta-section {
    margin-left: var(--pad-mobile);
    margin-right: var(--pad-mobile);
    padding: 48px 20px;
  }
}

.final-cta-section h2 {
  color: var(--color-white);
}

.final-cta-section p {
  color: rgba(255, 255, 255, 0.7);
  max-width: 560px;
  margin: 20px auto 36px;
}

/* --------------------------------------------------------------------------
   20. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background-color: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.6);
  padding-top: 80px;
  padding-bottom: 32px;
  margin-top: var(--section-spacing);
}

.site-footer .footer-brand {
  color: var(--color-white);
  font-weight: 800;
  font-size: 1.375rem;
  margin-bottom: 16px;
  display: inline-block;
}

.site-footer .footer-brand span {
  color: var(--color-accent);
}

.site-footer p.footer-desc {
  max-width: 320px;
  margin-bottom: 24px;
  font-size: 0.9375rem;
}

.site-footer h4 {
  color: var(--color-white);
  font-size: 0.9375rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 700;
  margin-bottom: 22px;
}

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

.site-footer ul li a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9375rem;
  transition: color var(--transition-base);
}

.site-footer ul li a:hover {
  color: var(--color-accent);
}

.footer-social {
  display: flex;
  gap: 12px;
  margin-top: 8px;
}

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

.footer-social a:hover {
  background: var(--color-accent);
  color: var(--color-white);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 56px;
  padding-top: 28px;
  font-size: 0.875rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
}

.footer-bottom a {
  color: rgba(255, 255, 255, 0.6);
}

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

/* --------------------------------------------------------------------------
   21. Scroll Animations
   -------------------------------------------------------------------------- */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal-on-scroll {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* --------------------------------------------------------------------------
   22. Back to top
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary-dark);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-soft);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-base);
  z-index: 1040;
  border: none;
}

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

.back-to-top:hover {
  background: var(--color-accent);
}