/* ========================================================
   CSS Reset & Normalize - Mobile First
   ======================================================== */
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, 
main, menu, nav, output, ruby, section, summary,
time, mark, audio, video {
  margin: 0;
  padding: 0;
  border: 0;
  font: inherit;
  vertical-align: baseline;
  box-sizing: border-box;
}
article, aside, details, figcaption, figure, 
footer, header, hgroup, main, menu, nav, section {
  display: block;
}
body {
  line-height: 1.5;
  background: #fafbfc;
  color: #222;
  min-height: 100vh;
  font-family: 'Open Sans', Arial, sans-serif;
  font-size: 16px;
  transition: background-color 0.3s;
}
img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}
a {
  color: #313A48;
  text-decoration: none;
  transition: color 0.2s;
}
a:hover, a:focus {
  color: #111;
  text-decoration: underline;
}
ul, ol {
  list-style: none;
}
button, input, select, textarea {
  font-family: inherit;
  font-size: 100%;
  margin: 0;
  border: none;
  background: none;
  outline: none;
}

/* ========================================================
   Typography & Brand Style
   ======================================================== */
:root {
  --brand-primary: #313A48;
  --brand-secondary: #A3B8C2;
  --brand-accent: #F7F5EC;
  --gray-100: #fafbfc;
  --gray-200: #F1F2F4;
  --gray-300: #E1E2E6;
  --gray-500: #A6A8AC;
  --gray-700: #63707c;
  --gray-900: #222428;
  --black: #111111;
  --white: #fff;
  --focus-outline: 2px solid var(--brand-secondary);
}

body {
  background: var(--gray-100);
  color: var(--gray-900);
}
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', Arial, sans-serif;
  color: var(--black);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 16px;
  letter-spacing: .01em;
}
h1 {
  font-size: 2.4rem;
  margin-bottom: 18px;
}
h2 {
  font-size: 2rem;
  margin-bottom: 14px;
}
h3 {
  font-size: 1.3rem;
  font-weight: 600;
}
h4 {font-size: 1.1rem; font-weight: 600;}
.subtitle {
  font-size: 1.05rem;
  color: var(--gray-700);
  font-family: 'Open Sans', Arial, sans-serif;
  margin-bottom: 24px;
  font-weight: 400;
}
p {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--black);
  font-family: 'Open Sans', Arial, sans-serif;
}
strong, b {
  font-weight: 600;
  color: var(--brand-primary);
}

.text-section ul {
  margin-top: 8px; margin-bottom: 16px;
  padding-left: 18px;
}
.text-section ul li,
.unique-selling ul li,
.about ul li,
.eco-principles ul li,
.virtual-features ul li,
.legal ul li,
.projects-showcase ul li {
  font-size: 1rem;
  margin-bottom: 10px;
  color: var(--gray-900);
  position: relative;
  padding-left: 20px;
}
.text-section ul li:before,
.unique-selling ul li:before,
.about ul li:before,
.eco-principles ul li:before,
.virtual-features ul li:before,
.legal ul li:before,
.projects-showcase ul li:before {
  content: '\2022';
  color: var(--brand-primary);
  position: absolute;
  left: 0;
}
hr {
  border: 0;
  border-bottom: 1px solid var(--gray-300);
  margin: 32px 0;
}

/* ========================================================
   Layout, Sections & Container
   ======================================================== */
.container {
  width: 100%;
  max-width: 1120px;
  padding: 0 20px;
  margin: 0 auto;
}
.section, section {
  width: 100%;
  background: none;
  margin-bottom: 60px;
  padding: 40px 20px;
}
.content-wrapper {
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.card-container,
.feature-grid,
.service-list {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
}
.card, .service-card, .project-card, .testimonial-card {
  margin-bottom: 20px;
  position: relative;
}
.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 {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  padding: 20px 30px;
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 2px 16px rgba(33,34,37,0.06), 0 1.5px 7px rgba(163,184,194, 0.08);
  border: 1px solid var(--gray-200);
}
.testimonial-card p {
  color: var(--black);
}
.testimonial-meta {
  color: var(--gray-700);
  font-size: 0.95rem;
  font-style: italic;
  font-weight: 500;
  margin-top: -8px;
  margin-bottom: 0;
}
.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
  background: var(--white);
  border-radius: 16px;
  padding: 28px 20px 25px 20px;
  box-shadow: 0 2px 16px rgba(33,34,37,0.06);
  border: 1px solid var(--gray-200);
  min-width: 220px;
  flex: 1 1 250px;
  transition: box-shadow 0.25s;
}
.feature-item img {
  width: 38px;
  height: 38px;
  margin-bottom: 8px;
  filter: grayscale(100%);
}
.feature-item:hover,
.service-card:hover,
.project-card:hover {
  box-shadow: 0 4px 24px rgba(49,58,72,0.10), 0 4px 16px rgba(49,58,72,0.08);
}

.service-card {
  background: var(--white);
  border-radius: 16px;
  box-shadow: 0 2px 16px rgba(33,34,37,0.05);
  border: 1px solid var(--gray-200);
  padding: 26px 20px 26px 20px;
  min-width: 220px;
  flex: 1 1 250px;
  display: flex;
  flex-direction: column;
  gap: 15px;
  transition: box-shadow 0.2s;
}
.service-card img {
  width: 38px;
  height: 38px;
  align-self: flex-start;
}
.project-card {
  background: var(--brand-accent);
  border-left: 4px solid var(--brand-primary);
  border-radius: 14px;
  padding: 22px 22px 18px 24px;
  box-shadow: 0 1px 7px rgba(49,58,72,0.09);
  margin-bottom: 24px;
  min-width: 225px;
  flex: 1 1 275px;
}

.cta {
  background: var(--brand-accent);
  border-radius: 18px;
  box-shadow: 0 2px 18px rgba(49,58,72,0.05);
  margin-bottom: 40px;
  padding: 40px 20px;
  text-align: center;
}
.cta h2 {
  color: var(--brand-primary);
  font-size: 1.7rem;
}
.cta-btn {
  display: inline-block;
  padding: 14px 36px;
  background: var(--brand-primary);
  color: var(--white);
  border-radius: 28px;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  box-shadow: 0 2px 7px rgba(49,58,72,0.09);
  margin-top: 12px;
  margin-bottom: 8px;
  transition: background 0.2s, color 0.2s, box-shadow 0.2s, transform 0.13s;
  border: none;
  cursor: pointer;
}
.cta-btn:hover, .cta-btn:focus {
  background: var(--black);
  color: var(--brand-accent);
  box-shadow: 0 4px 24px rgba(49,58,72,0.12);
  transform: translateY(-2px) scale(1.035);
}

/* Hero Sections */
.hero {
  margin-bottom: 0;
  padding: 56px 0 36px 0;
  background: var(--brand-accent);
  border-bottom: 1.5px solid var(--gray-200);
}
.hero h1 {
  font-size: 2.7rem;
  color: var(--brand-primary);
}
.hero .subtitle {
  color: var(--gray-700);
  font-weight: 400;
  margin-bottom: 0;
}

/* =============
   HEADER
   ============= */
header {
  width: 100%;
  background: var(--white);
  border-bottom: 1.5px solid var(--gray-200);
  box-shadow: 0 1px 7px rgba(49,58,72,0.04);
  position: relative;
  z-index: 50;
}
header .container {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: space-between;
  padding: 10px 20px;
  min-height: 73px;
}
.logo img {
  height: 40px;
  width: auto;
  display: block;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-right: 10px;
}
.main-nav a {
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 500;
  color: var(--brand-primary);
  padding: 6px 4px;
  border-radius: 3px;
  transition: color 0.15s, background 0.16s;
  position: relative;
}
.main-nav a:hover, .main-nav a:focus {
  color: var(--black);
  background: var(--gray-200);
}
header .cta-btn {
  margin-left: 10px;
  margin-right: 0;
}

/* Hide desktop navigation on mobile */
.mobile-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  font-size: 2.1rem;
  color: var(--brand-primary);
  border: none;
  margin-left: 24px;
  padding: 7px 16px;
  border-radius: 6px;
  cursor: pointer;
  z-index: 52;
  transition: background 0.13s, color 0.13s;
}
.mobile-menu-toggle:focus {
  outline: var(--focus-outline);
  background: var(--gray-200);
}

@media (min-width: 992px) {
  .mobile-menu-toggle {
    display: none;
  }
  .main-nav {
    display: flex;
  }
}

@media (max-width: 991px) {
  .main-nav {
    display: none;
  }
}

/* ==========
   MOBILE MENU
   ========== */
.mobile-menu {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-start;
  position: fixed;
  top: 0;
  left: 0;
  height: 100vh;
  width: 100vw;
  background: rgba(49,58,72,0.90);
  z-index: 1000;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s, visibility 0.3s;
}
.mobile-menu.open {
  visibility: visible;
  opacity: 1;
  pointer-events: all;
}
.mobile-menu-close {
  margin: 26px 28px 16px 0;
  background: none;
  color: var(--white);
  font-size: 2.2rem;
  border: none;
  cursor: pointer;
  padding: 2px 14px;
  border-radius: 5px;
  align-self: flex-end;
  transition: background 0.14s, color 0.13s;
  z-index: 1002;
}
.mobile-menu-close:focus {
  outline: var(--focus-outline);
  background: var(--gray-200);
  color: var(--brand-primary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 28px;
  align-items: flex-start;
  padding: 44px 0 0 38px;
}
.mobile-nav a {
  color: var(--white);
  font-size: 1.22rem;
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 600;
  padding: 9px 0 9px 2px;
  border-radius: 3.5px;
  transition: background 0.14s, color 0.14s;
}
.mobile-nav a:hover, .mobile-nav a:focus {
  background: var(--brand-accent);
  color: var(--brand-primary);
}

/* Mobile Menu slide-in effect */
.mobile-menu {
  transform: translateX(100vw);
  transition: transform 0.36s cubic-bezier(0.88,0.01,0.29,0.98), opacity 0.3s;
}
.mobile-menu.open {
  transform: translateX(0);
}

@media (min-width: 992px) {
  .mobile-menu {
    display: none;
  }
}

/* =====================
   Footer
   ===================== */
footer {
  width: 100%;
  border-top: 1.5px solid var(--gray-200);
  background: var(--brand-accent);
  padding: 32px 0 0 0;
  margin-top: 50px;
  font-size: 0.98rem;
}
footer .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.footer-nav {
  display: flex;
  gap: 20px;
  justify-content: center;
  align-items: center;
  margin-bottom: 6px;
}
.footer-nav a {
  color: var(--brand-primary);
  font-size: 1rem;
  font-family: 'Montserrat', Arial, sans-serif;
  font-weight: 500;
}
.footer-nav a:hover, .footer-nav a:focus {
  color: var(--black);
  text-decoration: underline;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  color: var(--brand-primary);
  font-size: .98rem;
  font-family: 'Montserrat', Arial, sans-serif;
  margin-bottom: 24px;
}
.footer-brand img {
  width: 28px;
  height: 28px;
  display: block;
}

/* =====================
   Responsive (Mobile First)
   ===================== */
@media (max-width: 768px) {
  .container {padding: 0 12px;}
  .section, section {padding: 24px 8px; margin-bottom: 38px;}
  .content-wrapper {gap: 18px;}
  .feature-grid, .service-list, .card-container, .content-grid {
    flex-direction: column;
    gap: 18px;
  }
  .feature-item, .service-card, .project-card {
    min-width: 0;
    width: 100%;
  }
  .text-image-section {flex-direction: column; gap: 20px;}
  .hero {padding: 36px 0 24px 0;}
  .cta {padding: 30px 10px;}
  h1 {font-size: 1.6rem;}
  h2 {font-size: 1.25rem;}
  .cta-btn {padding: 12px 25px; font-size: 0.95rem;}
}

/* =========================
   Micro-Interactions & Hovers
   ========================= */
.feature-item, .service-card, .project-card, .testimonial-card {
  transition: box-shadow 0.22s, border 0.17s;
}
.feature-item:hover, .service-card:hover, .project-card:hover {
  box-shadow: 0 10px 34px rgba(49,58,72,0.12), 0 2px 16px rgba(49,58,72,0.11);
  border-color: var(--brand-secondary);
  z-index: 2;
}
.testimonial-card:hover {
  box-shadow: 0 8px 26px rgba(49,58,72,0.13);
}

input, textarea, select {
  background: var(--white);
  border: 1px solid var(--gray-300);
  border-radius: 7px;
  padding: 11px 15px;
  font-size: 1rem;
  color: var(--black);
  margin-bottom: 18px;
  transition: border 0.16s, box-shadow 0.16s;
  width: 100%;
}
input:focus, textarea:focus, select:focus {
  border: 1.5px solid var(--brand-secondary);
  box-shadow: 0 2px 8px rgba(163,184,194,0.10);
  outline: none;
}

/* Disabled state for accessibility */
button[disabled], .cta-btn[disabled] {
  opacity: 0.48;
  cursor: not-allowed;
}

/* =========================
   Cookie Consent Banner
   ========================= */
.cookie-consent-banner {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--brand-primary);
  color: var(--brand-accent);
  padding: 22px 16px;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 18px;
  box-shadow: 0 -4px 16px rgba(49,58,72,0.14);
  font-size: 1rem;
  font-family: 'Open Sans', Arial, sans-serif;
  animation: cookie-banner-slide-in 0.7s cubic-bezier(.77,.11,.28,.93);
}
@keyframes cookie-banner-slide-in {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-consent-banner .cookie-btn {
  padding: 10px 23px;
  margin: 0 6px;
  border-radius: 22px;
  border: none;
  font-family: 'Montserrat', Arial, sans-serif;
  font-size: 1rem;
  font-weight: 600;
  background: var(--brand-secondary);
  color: var(--brand-primary);
  transition: background 0.16s, color 0.16s, box-shadow 0.13s;
  cursor: pointer;
  box-shadow: 0 1px 7px rgba(49,58,72,0.08);
}
.cookie-consent-banner .cookie-btn.accept {
  background: var(--brand-accent);
  color: var(--brand-primary);
}
.cookie-consent-banner .cookie-btn.reject {
  background: var(--gray-200);
  color: var(--brand-primary);
}
.cookie-consent-banner .cookie-btn.settings {
  background: none;
  color: var(--brand-accent);
  border: 1.5px solid var(--brand-accent);
}
.cookie-consent-banner .cookie-btn:hover, .cookie-consent-banner .cookie-btn:focus {
  box-shadow: 0 3px 22px rgba(49,58,72,0.16);
  background: var(--brand-primary);
  color: var(--brand-accent);
  outline: none;
}
.cookie-consent-banner .cookie-btn.settings:hover, .cookie-consent-banner .cookie-btn.settings:focus {
  background: var(--brand-accent);
  color: var(--brand-primary);
}

/* =========================
   Cookie Modal Popup
   ========================= */
.cookie-modal {
  position: fixed;
  left: 0; right: 0; top: 0; bottom: 0;
  background: rgba(0,0,0,0.32);
  z-index: 2001;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.23s, visibility 0.23s;
}
.cookie-modal.open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal-dialog {
  background: var(--white);
  border-radius: 20px;
  width: 98%;
  max-width: 400px;
  box-shadow: 0 8px 50px rgba(49,58,72,0.17);
  padding: 38px 26px 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  animation: cookie-modal-drop 0.44s cubic-bezier(.66,.17,.31,.97);
  position: relative;
}
@keyframes cookie-modal-drop {
  from { transform: translateY(-40px); opacity: 0.25; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-modal-dialog h2 {
  font-size: 1.3rem;
  color: var(--brand-primary);
  margin-bottom: 8px;
}
.cookie-modal-categories {
  margin: 16px 0 9px 0;
  display: flex;
  flex-direction: column;
  gap: 13px;
}
.cookie-modal-category {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 6px;
  border-radius: 11px;
  background: var(--gray-200);
  font-size: 1rem;
  color: var(--black);
}
.cookie-modal-category .category-label {
  flex: 1;
}
.cookie-modal-category input[type="checkbox"] {
  accent-color: var(--brand-primary);
  width: 22px; height: 22px;
}
.cookie-modal-category.essential input[type="checkbox"] {
  accent-color: var(--gray-500);
}
.cookie-modal-actions {
  margin-top: 16px;
  display: flex;
  gap: 13px;
  justify-content: flex-end;
}
.cookie-modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--gray-700);
  cursor: pointer;
}
.cookie-modal-close:hover, .cookie-modal-close:focus {
  color: var(--brand-primary);
}

@media (max-width: 420px) {
  .cookie-modal-dialog {
    padding: 18px 5px 18px 6px;
    border-radius: 9px;
  }
}

/* ============== Miscellaneous ============== */
.text-section a,
.legal a {
  color: var(--brand-primary);
  text-decoration: underline;
  font-weight: 500;
}
.text-section a:hover,
.legal a:hover {
  color: var(--black);
}

::-webkit-scrollbar {width: 10px;background: var(--gray-200);}
::-webkit-scrollbar-thumb {background: var(--brand-secondary);border-radius: 10px;}

/* Prevent overlapping/bleeding */
.section>*, section>* {
  margin-bottom: 20px;
}

/* Display scale for legal & confirmation pages */
.legal, .confirmation {
  padding-top: 44px;
  padding-bottom: 54px;
}
.legal h1, .confirmation h1 {
  color: var(--brand-primary);
  margin-bottom: 12px;
  font-size: 2rem;
}
.legal .text-section, .confirmation .text-section {
  color: var(--black);
  background: var(--white);
  border-radius: 16px;
  padding: 24px 18px;
}

/* Utility Classes */
.mt-0 {margin-top: 0!important;}
.mb-0 {margin-bottom: 0!important;}

/* Top-level spacing for all major cards/sections */
.card, .feature-item, .service-card, .project-card, .testimonial-card, .cta, .container, .text-section {
  margin-bottom: 20px;
}

/* Focus outline for accessibility */
a:focus, button:focus, .cta-btn:focus, input:focus, select:focus {
  outline: var(--focus-outline) !important;
  outline-offset: 2px;
}

/* Hide visually but remain accessible */
.visually-hidden {
  position: absolute !important;
  border: 0 !important;
  height: 1px; width: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0); clip-path: inset(100%);
  white-space: nowrap; word-break: normal;
}