/* ============================================
   shadcn-inspired Design System
   Pure CSS — Dark Mode — Professional
   ============================================ */

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

/* ---------- Design Tokens ---------- */
:root {
  /* Background */
  --background: hsl(240 10% 3.9%);
  --foreground: hsl(0 0% 98%);

  --card: hsl(240 10% 3.9%);
  --card-foreground: hsl(0 0% 98%);

  --popover: hsl(240 10% 3.9%);

  --muted: hsl(240 3.7% 15.9%);
  --muted-foreground: hsl(240 5% 64.9%);

  --accent: hsl(240 3.7% 15.9%);
  --accent-foreground: hsl(0 0% 98%);

  --destructive: hsl(0 62.8% 30.6%);

  --border: hsl(240 3.7% 15.9%);
  --input: hsl(240 3.7% 15.9%);
  --ring: hsl(240 4.9% 83.9%);

  --primary: hsl(0 0% 98%);
  --primary-foreground: hsl(240 5.9% 10%);

  --secondary: hsl(240 3.7% 15.9%);
  --secondary-foreground: hsl(0 0% 98%);

  /* Functional */
  --success: hsl(142 71% 45%);
  --warning: hsl(38 92% 50%);
  --info: hsl(217 91% 60%);

  /* Radius */
  --radius: 0.5rem;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;

  /* Transition */
  --transition: 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  min-height: 100vh;
}

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

a:hover {
  color: var(--muted-foreground);
}

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

ul,
ol {
  list-style: none;
}

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: var(--muted);
  padding: 0.125rem 0.375rem;
  border-radius: calc(var(--radius) * 0.5);
}

/* ---------- Utility ---------- */
.container {
  width: 100%;
  max-width: 1100px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.container-sm {
  width: 100%;
  max-width: 720px;
  margin-inline: auto;
  padding-inline: 1.5rem;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.text-muted {
  color: var(--muted-foreground);
}

.text-sm {
  font-size: 0.875rem;
}

.text-xs {
  font-size: 0.75rem;
}

/* ---------- Skip Link ---------- */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--primary);
  color: var(--primary-foreground);
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  z-index: 1000;
  font-weight: 600;
  font-size: 0.875rem;
  transition: top 0.2s var(--transition);
}

.skip-link:focus {
  top: 1rem;
  color: var(--primary-foreground);
}

/* ============================================
   HEADER / NAV
   ============================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: hsl(240 10% 3.9% / 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 3.5rem;
}

.logo {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--foreground);
  letter-spacing: -0.02em;
}

.logo:hover {
  color: var(--foreground);
}

.nav-list {
  display: flex;
  gap: 0.25rem;
  align-items: center;
}

.nav-list a {
  color: var(--muted-foreground);
  font-size: 0.8125rem;
  font-weight: 500;
  padding: 0.375rem 0.75rem;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}

.nav-list a:hover {
  background: var(--accent);
  color: var(--accent-foreground);
}

.nav-list a.active {
  background: var(--accent);
  color: var(--accent-foreground);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--foreground);
  font-size: 1rem;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
  line-height: 1;
}

/* ============================================
   HERO
   ============================================ */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
}

.hero-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted-foreground);
  border: 1px solid var(--border);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  margin-bottom: 1.5rem;
  letter-spacing: 0.01em;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.035em;
  margin-bottom: 1rem;
  color: var(--foreground);
}

.hero p {
  color: var(--muted-foreground);
  font-size: clamp(0.9375rem, 2vw, 1.0625rem);
  max-width: 540px;
  margin-inline: auto;
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius);
  font-size: 0.8125rem;
  font-weight: 500;
  border: none;
  cursor: pointer;
  transition: background var(--transition), opacity var(--transition);
  text-decoration: none;
  font-family: var(--font-sans);
  line-height: 1.25rem;
  white-space: nowrap;
}

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

.btn-primary:hover {
  opacity: 0.9;
  color: var(--primary-foreground);
}

.btn-secondary {
  background: var(--secondary);
  color: var(--secondary-foreground);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--accent);
  color: var(--accent-foreground);
}

.btn-ghost {
  background: transparent;
  color: var(--foreground);
}

.btn-ghost:hover {
  background: var(--accent);
}

.btn-destructive {
  background: var(--destructive);
  color: var(--foreground);
}

.btn-sm {
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
}

.btn-lg {
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
}

/* ============================================
   CARD
   ============================================ */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1rem;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color var(--transition), background var(--transition);
}

.card:hover {
  border-color: hsl(240 3.7% 25%);
}

.card-header {
  margin-bottom: 0.75rem;
}

.card h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: 0.375rem;
  letter-spacing: -0.01em;
}

.card p {
  color: var(--muted-foreground);
  font-size: 0.8125rem;
  line-height: 1.6;
}

.card-footer {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border);
}

/* Card icon */
.card-icon {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
  background: var(--muted);
  color: var(--muted-foreground);
}

/* Card link */
.card-link {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--foreground);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

.card-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
  color: var(--foreground);
}

/* ============================================
   BADGE
   ============================================ */
.badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 500;
  line-height: 1.4;
  border: 1px solid transparent;
}

.badge-default {
  background: var(--secondary);
  color: var(--secondary-foreground);
  border-color: var(--border);
}

.badge-beginner {
  background: hsl(142 71% 45% / 0.1);
  color: hsl(142 71% 45%);
  border-color: hsl(142 71% 45% / 0.2);
}

.badge-intermediate {
  background: hsl(38 92% 50% / 0.1);
  color: hsl(38 92% 50%);
  border-color: hsl(38 92% 50% / 0.2);
}

.badge-advanced {
  background: hsl(0 62.8% 50% / 0.1);
  color: hsl(0 62.8% 50%);
  border-color: hsl(0 62.8% 50% / 0.2);
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding: 4rem 0;
}

.section-alt {
  background: hsl(240 6% 6%);
}

.section-header {
  margin-bottom: 2.5rem;
}

.section-header.centered {
  text-align: center;
}

.section-header .overline {
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted-foreground);
  margin-bottom: 0.5rem;
}

.section-header h2 {
  font-size: clamp(1.375rem, 3vw, 1.875rem);
  font-weight: 700;
  letter-spacing: -0.025em;
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  max-width: 480px;
  line-height: 1.7;
}

.section-header.centered p {
  margin-inline: auto;
}

/* ============================================
   TABLE
   ============================================ */
.table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8125rem;
}

thead {
  background: var(--muted);
}

th {
  text-align: left;
  padding: 0.625rem 1rem;
  font-weight: 500;
  font-size: 0.75rem;
  color: var(--muted-foreground);
  border-bottom: 1px solid var(--border);
}

td {
  padding: 0.625rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--foreground);
}

tr:last-child td {
  border-bottom: none;
}

tbody tr {
  transition: background var(--transition);
}

tbody tr:hover {
  background: hsl(240 3.7% 10%);
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
  margin-bottom: 1.25rem;
}

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

label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--foreground);
  margin-bottom: 0.375rem;
}

label .required {
  color: hsl(0 62.8% 50%);
}

input,
textarea,
select {
  width: 100%;
  padding: 0.5rem 0.75rem;
  background: var(--background);
  border: 1px solid var(--input);
  border-radius: var(--radius);
  color: var(--foreground);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  line-height: 1.5;
}

input::placeholder,
textarea::placeholder {
  color: var(--muted-foreground);
  opacity: 0.5;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--ring);
  box-shadow: 0 0 0 2px hsl(240 4.9% 83.9% / 0.15);
}

input:invalid:not(:placeholder-shown),
textarea:invalid:not(:placeholder-shown) {
  border-color: hsl(0 62.8% 50%);
}

input:valid:not(:placeholder-shown) {
  border-color: hsl(142 71% 45% / 0.5);
}

input[type="file"] {
  padding: 0.375rem;
  font-size: 0.75rem;
}

input[type="color"] {
  padding: 0.25rem;
  height: 2.5rem;
  cursor: pointer;
}

input[type="range"] {
  padding: 0;
  border: none;
  accent-color: var(--foreground);
  background: transparent;
}

input[type="range"]:focus {
  box-shadow: none;
}

fieldset {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

legend {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--foreground);
  padding: 0 0.375rem;
}

/* Radio / Checkbox */
.form-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}

.form-check input[type="radio"],
.form-check input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  accent-color: var(--foreground);
  cursor: pointer;
}

.form-check label {
  margin-bottom: 0;
  font-weight: 400;
  color: var(--foreground);
  font-size: 0.8125rem;
  cursor: pointer;
}

.form-hint {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  margin-top: 0.25rem;
}

/* ============================================
   SEPARATOR
   ============================================ */
.separator {
  height: 1px;
  background: var(--border);
  border: none;
  margin: 2rem 0;
}

/* ============================================
   FOOTER
   ============================================ */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0;
  color: var(--muted-foreground);
  font-size: 0.75rem;
}

.site-footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--muted-foreground);
  font-size: 0.75rem;
}

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

/* ============================================
   DETAILS / SUMMARY
   ============================================ */
details {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 0.5rem;
}

details[open] {
  border-color: hsl(240 3.7% 25%);
}

summary {
  padding: 0.75rem 1rem;
  cursor: pointer;
  font-weight: 500;
  font-size: 0.8125rem;
  color: var(--foreground);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--transition);
  border-radius: var(--radius);
}

summary:hover {
  background: var(--muted);
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: '+';
  font-size: 1rem;
  color: var(--muted-foreground);
  font-weight: 300;
}

details[open] summary::after {
  content: '\2212';
}

details>div,
details>p {
  padding: 0 1rem 1rem;
  color: var(--muted-foreground);
  font-size: 0.8125rem;
  line-height: 1.7;
}

/* ============================================
   PROGRESS / METER
   ============================================ */
progress {
  width: 100%;
  height: 0.375rem;
  border-radius: 9999px;
  overflow: hidden;
  appearance: none;
  -webkit-appearance: none;
}

progress::-webkit-progress-bar {
  background: var(--muted);
  border-radius: 9999px;
}

progress::-webkit-progress-value {
  background: var(--foreground);
  border-radius: 9999px;
}

meter {
  width: 100%;
  height: 0.375rem;
}

/* ============================================
   MEDIA
   ============================================ */
video,
audio {
  width: 100%;
  border-radius: var(--radius);
  background: hsl(240 6% 6%);
}

iframe {
  border: none;
  border-radius: var(--radius);
  width: 100%;
}

.responsive-iframe {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.responsive-iframe iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border-radius: var(--radius);
}

/* ============================================
   GALLERY
   ============================================ */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 0.75rem;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--border);
  transition: border-color var(--transition);
}

.gallery-item:hover {
  border-color: hsl(240 3.7% 25%);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ============================================
   FIGURE
   ============================================ */
figure {
  margin: 0;
}

figcaption {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  margin-top: 0.5rem;
  text-align: center;
}

/* ============================================
   PROFILE (TP1)
   ============================================ */
.profile-header {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 2.5rem 0;
}

.profile-avatar-placeholder {
  width: 8rem;
  height: 8rem;
  border-radius: 9999px;
  background: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--muted-foreground);
  flex-shrink: 0;
  border: 1px solid var(--border);
}

.profile-info h1 {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.025em;
}

.profile-info .title {
  color: var(--muted-foreground);
  font-size: 0.875rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.profile-info .contact-row {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
  color: var(--muted-foreground);
  font-size: 0.75rem;
}

.profile-info .contact-row a {
  color: var(--muted-foreground);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.profile-info .contact-row a:hover {
  color: var(--foreground);
}

/* Skills */
.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
}

.skill-tag {
  background: var(--secondary);
  color: var(--muted-foreground);
  padding: 0.25rem 0.625rem;
  border-radius: 9999px;
  font-size: 0.6875rem;
  font-weight: 500;
  border: 1px solid var(--border);
  transition: border-color var(--transition), color var(--transition);
}

.skill-tag:hover {
  border-color: hsl(240 3.7% 30%);
  color: var(--foreground);
}

a.skill-tag {
  text-decoration: none;
}

/* Timeline */
.timeline-item {
  position: relative;
  padding-left: 1.5rem;
  padding-bottom: 1.5rem;
  border-left: 1px solid var(--border);
}

.timeline-item:last-child {
  border-left-color: transparent;
  padding-bottom: 0;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -3px;
  top: 0.5rem;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--muted-foreground);
}

.timeline-item h3 {
  font-size: 0.875rem;
  font-weight: 600;
}

.timeline-item .timeline-meta {
  font-size: 0.6875rem;
  color: var(--muted-foreground);
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.timeline-item p {
  color: var(--muted-foreground);
  font-size: 0.8125rem;
  line-height: 1.6;
}

/* ============================================
   TEAM (TP3 about)
   ============================================ */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.team-card {
  text-align: center;
}

.team-avatar {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 9999px;
  margin: 0 auto 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 700;
  background: var(--muted);
  color: var(--muted-foreground);
  border: 1px solid var(--border);
}

.team-card .role {
  color: var(--muted-foreground);
  font-size: 0.75rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

/* ============================================
   STATS
   ============================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.5rem;
  text-align: center;
}

.stat-item .number {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--foreground);
}

.stat-item .label {
  color: var(--muted-foreground);
  font-size: 0.75rem;
  font-weight: 400;
}

/* ============================================
   TESTIMONIAL
   ============================================ */
.testimonial {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}

.testimonial blockquote {
  font-size: 0.8125rem;
  color: var(--muted-foreground);
  margin-bottom: 0.75rem;
  line-height: 1.7;
  font-style: normal;
}

.testimonial cite {
  color: var(--foreground);
  font-weight: 500;
  font-size: 0.75rem;
  font-style: normal;
}

/* ============================================
   BACK LINK
   ============================================ */
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  color: var(--muted-foreground);
  font-size: 0.8125rem;
  font-weight: 400;
  padding: 2rem 0;
  transition: color var(--transition);
}

.back-link:hover {
  color: var(--foreground);
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.contact-info-item .icon-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted-foreground);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
  min-width: 4rem;
}

.contact-info-item p {
  font-size: 0.8125rem;
  color: var(--foreground);
  line-height: 1.5;
}

.contact-info-item a {
  color: var(--foreground);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.contact-info-item a:hover {
  color: var(--muted-foreground);
}

/* ============================================
   TRANSCRIPT
   ============================================ */
.transcript {
  background: hsl(240 6% 6%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  max-height: 280px;
  overflow-y: auto;
  color: var(--muted-foreground);
  font-size: 0.8125rem;
  line-height: 1.8;
}

.transcript p {
  margin-bottom: 0.75rem;
}

.transcript time {
  color: var(--foreground);
  font-weight: 500;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .nav-list {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--background);
    padding: 1rem;
    border-bottom: 1px solid var(--border);
    gap: 0.25rem;
  }

  .nav-list.active {
    display: flex;
  }

  .nav-toggle {
    display: block;
  }

  .hero {
    padding: 3rem 0;
  }

  .profile-header {
    flex-direction: column;
    text-align: center;
  }

  .profile-info .contact-row {
    justify-content: center;
  }

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

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

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

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

  .footer-links {
    justify-content: center;
  }
}