/* --- CSS RESET & BASE NORMALIZATION --- */
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center, dl, dt, dd, ol, ul, li,
fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  font: inherit;
  vertical-align: baseline;
  box-sizing: border-box;
}
html { box-sizing: border-box; }

*, *:before, *:after { box-sizing: inherit; }
body {
  background: #22282f;
  color: #D7DFE7;
  font-family: 'Roboto', Arial, sans-serif;
  line-height: 1.5;
  font-size: 16px;
  min-height: 100vh;
}
a { color: #4EB19E; text-decoration: none; transition: color 0.2s; }
a:hover, a:focus { color: #D7DFE7; }
ul, ol { padding-left: 24px; margin-bottom: 16px; }
hr { border: none; border-top: 1.5px solid #434e5d; margin: 24px 0; }
img { max-width: 100%; display: block; }
table {
  border-collapse: collapse;
  width: 100%;
  background: #242c37;
  margin-bottom: 32px;
}
th, td { padding: 16px 12px; border-bottom: 1px solid #3c4351; text-align: left; }
th { font-weight: 700; background: #273448; color: #D7DFE7; }
td { background: #1C232A; color: #B7BBC2; }

/* --- TYPOGRAPHY --- */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@700;900&family=Roboto:wght@400;500;700&display=swap');
h1, .brand {
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-weight: 900;
  letter-spacing: 2px;
  color: #D7DFE7;
  text-transform: uppercase;
}
h1 { font-size: 2.2rem; line-height: 1.1; margin-bottom: 12px; }
h2 {
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #D7DFE7;
  margin-bottom: 16px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
h3 {
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
  color: #4EB19E;
}
p, li, td, th, .tagline {
  font-family: 'Roboto', Arial, sans-serif;
  font-size: 1rem;
  color: #B7BBC2;
  font-weight: 400;
}
.brand { font-size: 1.35rem; }
strong, b { font-weight: 700; color: #D7DFE7; }

/* --- LAYOUT: FLEXBOX SPACING PATTERNS --- */
.section {
  margin-bottom: 60px;
  padding: 40px 20px;
  background: #232930;
  border-radius: 12px;
}
.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card {
  background: #21262C;
  margin-bottom: 20px;
  position: relative;
  border-radius: 10px;
  box-shadow: 0 3px 12px 0 rgba(40,45,55,.10), 0 .5px 0 0 #434e5d inset;
  border: 1.5px solid #323943;
  padding: 28px 20px;
  transition: transform .16s cubic-bezier(.4,.01,.16,1), box-shadow .18s;
}
.card:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 8px 22px 0 rgba(65,130,120,0.14), 0 .5px 0 0 #4EB19E inset;
  border-color: #4EB19E;
}
.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}
.text-image-section {
  display: flex;
  align-items: center;
  gap: 30px;
  flex-wrap: wrap;
}
.testimonial-card, .testimonial {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: #F2F6F8;
  color: #21262C;
  border-radius: 10px;
  box-shadow: 0 2px 8px 0 rgba(34,40,47,.06);
  margin-bottom: 20px;
}
.testimonial-card p, .testimonial p { color: #21262C; }
.testimonial-card span, .testimonial span {
  color: #699287;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.92rem;
  margin-top: 10px;
  display: block;
  font-weight: 700;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* --- HEADER & NAVIGATION --- */
header {
  background: #232930;
  padding: 0 22px;
  box-shadow: 0 1px 8px 0 rgba(30,32,38,.10);
  display: flex;
  flex-direction: column;
  z-index: 50;
  display: flex;
  flex-direction: row;
  justify-content: space-evenly;
}

.branding {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 0 10px 0;
}
.brand {
  letter-spacing: 2px;
}
.tagline {
  font-size: 1.05rem;
  color: #7b8799;
  margin-top: 2px;
}
.main-nav {
  display: flex;
  flex-direction: row;
  gap: 14px;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
}
.main-nav a {
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 500;
  color: #B7BBC2;
  padding: 8px 16px;
  border-radius: 6px;
  transition: background .17s, color .17s;
}
.main-nav a:hover, .main-nav a:focus {
  background: #323943;
  color: #4EB19E;
}
.main-nav .cta.primary {
  background: #4EB19E;
  color: #22282f;
  font-weight: 700;
  border: 0;
  box-shadow: 0 1px 7px 0 rgba(78,177,158,.10);
  text-transform: uppercase;
  padding: 10px 22px;
  margin-left: 10px;
  letter-spacing: 1px;
  transition: background .16s, color .16s;
}
.main-nav .cta.primary:hover {
  background: #38A391;
  color: #F2F6F8;
}

/* --- MOBILE NAVIGATION (BURGER MENU) --- */
.mobile-menu-toggle {
  display: none;
  background: #232930;
  color: #4EB19E;
  border: 2px solid #4EB19E;
  border-radius: 6px;
  font-size: 2rem;
  line-height: 1;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  transition: background .2s, color .2s, border .2s;
  cursor: pointer;
  margin-left: auto;
  margin-bottom: 14px;
  position: relative;
  z-index: 101;
}
.mobile-menu-toggle:active, .mobile-menu-toggle:focus {
  background: #313843;
}

.mobile-menu {
  position: fixed;
  background: #232930;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1100;
  display: none;
  flex-direction: column;
  justify-content: flex-start;
  align-items: stretch;
  box-shadow: 0 2px 20px 0 rgba(30,40,80,0.28);
  transform: translateX(-100%);
  transition: transform .36s cubic-bezier(.76,.02,.26,1), opacity .25s;
  opacity: 0;
}
.mobile-menu.open {
  display: flex;
  transform: translateX(0);
  opacity: 1;
}
.mobile-menu-close {
  align-self: flex-end;
  margin: 24px 24px 0 0;
  background: none;
  border: 0;
  color: #4EB19E;
  font-size: 2.1rem;
  cursor: pointer;
  z-index: 1200;
  outline: none;
  transition: color .2s;
}
.mobile-menu-close:hover { color: #fff; }
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
  align-items: flex-start;
  margin: 40px 32px 0 32px;
}
.mobile-nav a {
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-size: 1.18rem;
  color: #D7DFE7;
  padding: 12px 0;
  transition: color .15s;
  font-weight: 700;
}
.mobile-nav a.cta.primary {
  background: #4EB19E;
  color: #232930;
  padding: 14px 36px;
  border-radius: 7px;
  margin-top: 22px;
  font-weight: 900;
  letter-spacing: 1.5px;
  text-align: center;
}
.mobile-menu.open { opacity: 1; }
.mobile-nav a:hover, .mobile-nav a:focus { color: #4EB19E; }

@media (max-width: 990px) {
  .main-nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
}
@media (min-width: 991px) {
  .mobile-menu { display: none !important; }
  .mobile-menu-toggle { display: none; }
}
/* --- HERO SECTIONS --- */
.hero {
  padding: 48px 16px 48px 16px;
  background: #22282F url('/assets/metal-bg.jpg') no-repeat center center/cover;
  border-radius: 14px;
  margin-bottom: 44px;
  box-shadow: 0 2.5px 18px 0 rgba(25,35,45,0.20);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 18px;
}
.hero h1 { color: #4EB19E; font-size: 2.35rem; text-shadow: 0 2px 16px #19222c3a; }
.hero p {
  color: #B7BBC2;
  font-size: 1.1rem;
  max-width: 520px;
  text-align: center;
  line-height: 1.6;
}

/* --- FEATURES SECTION --- */
.features {
  background: #232930;
  border-radius: 12px;
  box-shadow: 0 1px 8px 0 rgba(60,70,90,.08);
  margin-bottom: 48px;
  padding: 36px 20px;
}
.feature-grid,
.features ul {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: flex-start;
  margin: 0 0 10px 0;
}
.feature {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  background: #21262C;
  border: 1.5px solid #323943;
  border-radius: 10px;
  box-shadow: 0 2px 7px 0 rgba(34,40,47,.09);
  padding: 22px 18px;
  min-width: 180px;
  max-width: 320px;
  flex: 1 1 220px;
  transition: box-shadow .16s, border .15s, transform .18s;
  margin-bottom: 20px;
}
.feature:hover {
  box-shadow: 0 9px 30px 0 rgba(120,180,168,0.15);
  border-color: #4EB19E;
  transform: translateY(-4px) scale(1.02);
}
.feature .svg-icon {
  display: block;
  font-size: 1.7rem;
  color: #67717F;
  margin-bottom: 8px;
}
.features ul {
  gap: 20px;
  flex-direction: column;
}
.features ul li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  color: #B7BBC2;
  font-size: 1.1rem;
  margin-bottom: 12px;
  line-height: 1.5;
}

/* --- CARDS, SERVICES, CONTENT BLOCKS --- */
.card, .services ul li, .about p, .cta-block, .legal {
  margin-bottom: 20px;
}
.services ul {
  display: flex;
  flex-direction: column;
  gap: 22px;
  margin: 0 0 22px 0;
}
.services ul li {
  background: #22282F;
  border: 1px solid #303944;
  border-radius: 8px;
  color: #B7BBC2;
  padding: 16px 18px;
  font-size: 1.07rem;
  line-height: 1.5;
  transition: border .15s;
}
.services ul li:hover {
  border-color: #4EB19E;
}

.pricing table {
  background: #242c37;
  border-radius: 10px;
  margin-bottom: 20px;
  box-shadow: 0 2px 14px rgba(44,52,65,0.08);
}
.pricing th, .pricing td {
  border-bottom: 1px solid #323943;
  color: #B7BBC2;
  padding: 14px 20px;
}
.pricing th { color: #4EB19E; background: #232930; }
.pricing td:first-child { font-weight: 700; }
.pricing td:last-child { text-align: right; }

/* --- CONTACT / DETAILS / FOOTER --- */
.contact, .contact-details {
  background: #232930;
  border-radius: 12px;
  padding: 32px 20px;
  margin-bottom: 40px;
  box-shadow: 0 2px 10px 0 rgba(40,50,55,.07);
}
.contact ul, .contact-details ul {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 18px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  justify-content: center;
  margin-bottom: 14px;
  padding-top: 28px;
}
.footer-nav a {
  color: #8c97a0;
  font-size: 0.97rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  border-bottom: 1px dashed #434e5d;
  padding-bottom: 2px;
  transition: color .14s, border .15s;
}
.footer-nav a:hover { color: #4EB19E; border-bottom: 1px solid #4EB19E; }
.footer-contact {
  font-size: 0.97rem;
  color: #B7BBC2;
  text-align: center;
  margin-bottom: 14px;
}
.footer-credit {
  color: #606772;
  text-align: center;
  padding-bottom: 20px;
  font-size: 0.93rem;
}
footer {
  background: #232930;
  border-top: 1.5px solid #323943;
  box-shadow: 0 -2px 10px 0 rgba(30,32,38,.05);
}


/* --- CTA BUTTONS --- */
.cta.primary, .cta-block a.cta.primary, .cta a.cta.primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #4EB19E;
  color: #232930;
  border-radius: 8px;
  padding: 14px 36px;
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-weight: 900;
  font-size: 1.07rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: background .18s, box-shadow .18s, color .18s, transform .14s;
  box-shadow: 0 3px 13px 0 rgba(78,177,158,0.13);
}
.cta.primary:hover, .cta.primary:focus {
  background: #273448;
  color: #4EB19E;
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 7px 25px 0 rgba(78,177,158,0.14);
}

.cta-block {
  display: flex;
  flex-direction: row;
  gap: 18px;
  margin: 24px 0;
  justify-content: flex-start;
}


/* --- TESTIMONIALS --- */
.testimonials {
  background: none;
  margin-bottom: 44px;
}
.testimonials h2 {
  color: #4EB19E;
}
.testimonial, .testimonial-card {
  margin-bottom: 20px;
  background: #F2F6F8;
  border-left: 4px solid #4EB19E;
  color: #21262C;
  border-radius: 10px;
  box-shadow: 0 1.5px 12px 0 rgba(60,70,80,0.10);
  padding: 20px 28px;
  font-size: 1.07rem;
  font-family: 'Roboto', Arial, sans-serif;
}
.testimonial p, .testimonial-card p { color: #21262C; }

/* --- LEGAL / THANK YOU / CONFIRMATION SECTIONS --- */
.legal, .confirmation {
  background: #232930;
  color: #B7BBC2;
  border-radius: 12px;
  padding: 38px 24px 30px 24px;
  margin-bottom: 50px;
  box-shadow: 0 2px 11px 0 rgba(28,38,55,.08);
}
.confirmation h1 {
  color: #4EB19E;
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-weight: 900;
  font-size: 2.1rem;
  margin-bottom: 20px;
  text-align: center;
}
.confirmation p {
  color: #B7BBC2;
  font-size: 1.1rem;
  margin-bottom: 26px;
  text-align: center;
}

/* --- RESPONSIVE DESIGN: MOBILE-FIRST --- */
@media (max-width: 768px) {
  .section {
    padding: 22px 6px;
    margin-bottom: 40px;
  }
  .card-container, .content-grid,
  .feature-grid, .features ul, .cta-block {
    flex-direction: column;
    gap: 14px;
  }
  .feature, .card, .feature-item {
    min-width: 0;
    max-width: 100%;
    width: 100%;
  }
  .text-image-section {
    flex-direction: column;
    gap: 18px;
    align-items: stretch;
  }
  .hero {
    padding: 32px 6px;
    min-height: auto;
    border-radius: 8px;
    margin-bottom: 28px;
  }
  .main-nav { display: none; }
  .footer-nav {
    gap: 10px;
    font-size: 0.95rem;
    padding-top: 20px;
  }
  .footer-contact, .footer-credit { font-size: 0.92rem; }
  .testimonial, .testimonial-card {
    padding: 14px 10px;
    font-size: 1rem;
  }
}
@media (max-width: 480px) {
  h1 { font-size: 1.45rem; }
  h2 { font-size: 1.12rem; }
  .brand { font-size: 1.12rem; }
  .hero h1 { font-size: 1.25rem; }
  .cta.primary { padding: 12px 16px; font-size: .97rem; }
}

/* --- SCROLLBARS & SELECTION (STYLE) --- */
::selection {
  background: #4EB19E;
  color: #22282f;
}
::-webkit-scrollbar {
  width: 10px;
  background: #232930;
}
::-webkit-scrollbar-thumb {
  background: #4EB19E;
  border-radius: 6px;
}

/* --- FOCUS STATES (ACCESSIBILITY) --- */
a:focus, button:focus, .cta.primary:focus {
  outline: 2px dashed #4EB19E;
  outline-offset: 2px;
}

/* --- ANIMATIONS & MICRO-INTERACTIONS --- */
.cta.primary, .main-nav .cta.primary, .card, .feature {
  transition: box-shadow .14s, border-color .14s, background .14s, color .14s, transform .13s;
}
.card:active, .feature:active {
  transform: scale(0.98);
}

/* --- COOKIE CONSENT BANNER --- */
.cookie-banner {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  z-index: 9000;
  background: #232930;
  color: #D7DFE7;
  box-shadow: 0 -3px 24px 0 rgba(44,62,78,0.14);
  padding: 24px 6vw 20px 6vw;
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: 30px;
  opacity: 1;
  animation: cookie-slidein .7s cubic-bezier(.27,.84,.33,1.21);
}
@keyframes cookie-slidein {
  0% { transform: translateY(120%); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}
.cookie-banner p {
  font-size: 1rem;
  flex: 1;
  margin-right: 14px;
  color: #D7DFE7;
}
.cookie-btn-group {
  display: flex;
  flex-direction: row;
  gap: 18px;
  align-items: center;
}
.cookie-btn, .cookie-settings-btn {
  background: #273448;
  border: 1.5px solid #4EB19E;
  color: #4EB19E;
  border-radius: 8px;
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-weight: 700;
  font-size: 1.01rem;
  padding: 10px 26px;
  cursor: pointer;
  transition: background .15s, color .15s, border .15s;
}
.cookie-btn.accept {
  background: #4EB19E;
  color: #232930;
  border: 1.5px solid #4EB19E;
}
.cookie-btn.accept:hover, .cookie-btn.accept:focus {
  background: #38A391;
  color: #fff;
}
.cookie-btn.reject:hover, .cookie-btn.reject:focus {
  background: #313a44;
  color: #D7DFE7;
}
.cookie-settings-btn:hover, .cookie-settings-btn:focus {
  background: #2e3a4b;
  color: #fff;
}
@media (max-width: 600px) {
  .cookie-banner {
    flex-direction: column;
    align-items: stretch;
    gap: 20px;
    padding: 20px 3vw 16px 3vw;
  }
  .cookie-btn-group { flex-direction: column; gap: 12px; }
}
/* --- COOKIE MODAL --- */
.cookie-modal-overlay {
  display: none;
  position: fixed;
  z-index: 9900;
  top: 0; left: 0; width: 100vw; height: 100vh;
  background: rgba(20,24,30,0.88);
  align-items: center;
  justify-content: center;
}
.cookie-modal-overlay.open { display: flex; }
.cookie-modal {
  background: #22282F;
  color: #D7DFE7;
  border-radius: 14px;
  box-shadow: 0 8px 60px 0 rgba(34,40,47,0.30);
  padding: 36px 24px 26px;
  max-width: 410px;
  width: 92vw;
  animation: popin-cookie .36s cubic-bezier(.79,-.39,.31,1.47);
  z-index: 9999;
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
@keyframes popin-cookie {
  0% { opacity: 0; transform: scale(0.8) translateY(48px); }
  100% { opacity: 1; transform: scale(1) translateY(0); }
}
.cookie-modal h2 {
  font-size: 1.2rem;
  color: #4EB19E;
  text-align: left;
  margin-bottom: 8px;
}
.cookie-categories {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.cookie-category {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  background: #273448;
  border-radius: 7px;
  padding: 16px 12px;
  box-shadow: 0 0.8px 7px 0 rgba(44,62,78,0.10);
}
.cookie-category strong {
  color: #4EB19E;
  font-weight: 700;
  font-family: 'Montserrat', 'Roboto', Arial, sans-serif;
  font-size: 1rem;
}
.cookie-toggle {
  width: 44px;
  height: 26px;
  border-radius: 13px;
  background: #22282F;
  border: 1.5px solid #4EB19E;
  position: relative;
  cursor: pointer;
  transition: background .14s, border .14s;
  display: flex;
  align-items: center;
}
.cookie-toggle .slider {
  display: block;
  position: absolute;
  left: 3px;
  top: 2px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #4EB19E;
  transition: left .22s cubic-bezier(.4,.01,.16,1), background .17s;
}
.cookie-toggle.on .slider {
  left: 19px;
  background: #38A391;
}
.cookie-toggle.off .slider {
  left: 3px;
  background: #273448;
}
.cookie-category label {
  font-size: .98rem;
  padding-left: 8px;
  font-weight: 400;
}
.cookie-close-btn {
  background: none;
  border: none;
  color: #4EB19E;
  font-size: 1.5rem;
  position: absolute;
  top: 18px;
  right: 18px;
  cursor: pointer;
  z-index: 2;
  transition: color .14s;
}
.cookie-close-btn:focus, .cookie-close-btn:hover { color: #fff; }
.cookie-modal-actions {
  display: flex;
  flex-direction: row;
  gap: 18px;
  margin-top: 6px;
  justify-content: flex-end;
}
@media (max-width:400px) {
  .cookie-modal {
    padding: 19px 6px 10px 6px;
    max-width: 100vw;
    gap: 14px;
  }
  .cookie-modal-actions { gap: 8px; }
}


/* --- INDUSTRIAL METALLIC EFFECT HINT: DECORATIVE ELEMENT --- */
.brand, .main-nav .cta.primary, .cta.primary, .footer-nav a:hover {
  text-shadow:
    1px 1px 2px #16202e77,
    0 1px 8px #4EB19E33,
    0 2px 16px #22282f33;
}
.brand {
  letter-spacing: 2.3px;
  text-transform: uppercase;
  color: #D7DFE7;
  background: linear-gradient(90deg, #D7DFE7 80%, #4EB19E 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* --- MANDATORY FLEX-WRAP FOR ALL LAYOUTS --- */
/* Already enforced above for .card-container, .content-grid, .feature-grid, etc.*/

/* --- PREVENT TEXT OVERLAPPING --- */
main, .section, .feature, .card, .services ul li, .about p, .legal, .confirmation {
  word-break: break-word;
  overflow-wrap: anywhere;
}

/* --- PREVENT ABSOLUTE FOR CONTENT CARDS (ALLOWED ONLY DECORATIVE) --- */
/* No absolute position used for content cards in this CSS */

/* --- ENSURE Z-INDEX STABILITY FOR MENUS & COOKIE --- */
/* Already set z-index in .mobile-menu (1100+), .cookie-banner (9000), .cookie-modal-overlay (9900), etc. */

/* --- UTILITY CLASSES (HELPERS) --- */
.hide { display: none !important; }
.center { text-align: center !important; }
.uppercase { text-transform: uppercase; }
 body {
    box-sizing: border-box; /* ensures padding/margin don’t break width */
    width: 80%;
    margin-left: auto;
    margin-right: auto;
    display: block; /* makes all elements block so margin auto works */
  }