/* =====================
   Mellow Vision Účetnictví
   Geometric Structured CSS Theme
   ===================== */

/* ====== CSS Variables ====== */
:root {
  --color-primary: #22405B;
  --color-secondary: #A1C298;
  --color-accent: #F4F1EC;
  --color-dark: #1A2A38;
  --color-light: #FFFFFF;
  --color-grey: #E9ECEF;
  --color-grey-dark: #B0B8C1;
  --color-shadow: rgba(34, 64, 91, 0.08);
  --color-shadow-strong: rgba(34, 64, 91, 0.16);
  --font-display: 'Montserrat', 'Arial', sans-serif;
  --font-body: 'Open Sans', 'Arial', sans-serif;
  --radius-card: 18px;
  --radius-btn: 8px;
  --radius-modal: 20px;
  --transition: 0.22s cubic-bezier(.4,0,.2,1);
  --shadow-card: 0 4px 24px var(--color-shadow);
  --shadow-hover: 0 8px 32px var(--color-shadow-strong);
  --border-width: 2.5px;
  --gap-section: 60px;
  --gap-card: 24px;
  --gap-content: 20px;
  --gap-feature: 15px;
  --gap-testimonial: 20px;
  --header-height: 68px;
}

/* ====== Reset & Base ====== */
html {
  box-sizing: border-box;
  font-size: 16px;
  scroll-behavior: smooth;
}
*, *:before, *:after {
  box-sizing: inherit;
}
body {
  margin: 0;
  padding: 0;
  font-family: var(--font-body);
  color: var(--color-primary);
  background: var(--color-accent);
  min-height: 100vh;
  line-height: 1.6;
  font-size: 1rem;
  letter-spacing: 0.01em;
}
img {
  max-width: 100%;
  display: block;
  border-radius: var(--radius-card);
}
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover, a:focus {
  color: var(--color-secondary);
}

/* ====== Typography ====== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  margin: 0 0 18px 0;
  letter-spacing: 0.01em;
  color: var(--color-primary);
}
h1 {
  font-size: 2.3rem;
  line-height: 1.15;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
h2 {
  font-size: 1.6rem;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
h3 {
  font-size: 1.15rem;
  line-height: 1.2;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
p {
  margin: 0 0 18px 0;
  color: var(--color-dark);
}
strong {
  font-weight: 700;
  color: var(--color-primary);
}
ul, ol {
  margin: 0 0 18px 24px;
  padding: 0;
  color: var(--color-dark);
}
li {
  margin-bottom: 8px;
  font-size: 1rem;
}

/* ====== Layout Containers ====== */
.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.content-wrapper {
  width: 100%;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--gap-content);
}

.section {
  margin-bottom: var(--gap-section);
  padding: 40px 20px;
  background: var(--color-accent);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  position: relative;
}

/* ====== Header & Navigation ====== */
header {
  background: var(--color-light);
  box-shadow: 0 2px 12px var(--color-shadow);
  position: sticky;
  top: 0;
  z-index: 100;
}
header .container {
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-height);
  gap: 0;
}
header img {
  height: 44px;
  width: auto;
  margin-right: 32px;
}
nav {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 24px;
}
nav a {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 8px 0;
  border-bottom: 2.5px solid transparent;
  transition: border-color var(--transition), color var(--transition);
  letter-spacing: 0.03em;
}
nav a.cta {
  background: var(--color-secondary);
  color: var(--color-primary);
  border-radius: var(--radius-btn);
  padding: 10px 22px;
  margin-left: 18px;
  border: none;
  font-weight: 700;
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}
nav a.cta:hover, nav a.cta:focus {
  background: var(--color-primary);
  color: var(--color-accent);
  box-shadow: 0 4px 16px var(--color-shadow-strong);
}
nav a:hover, nav a:focus {
  border-bottom: 2.5px solid var(--color-secondary);
  color: var(--color-secondary);
}

/* ====== Mobile Navigation ====== */
.mobile-menu-toggle {
  display: none;
  background: var(--color-secondary);
  color: var(--color-primary);
  border: none;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  font-size: 2rem;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition), color var(--transition);
  margin-left: 18px;
  z-index: 120;
}
.mobile-menu-toggle:hover, .mobile-menu-toggle:focus {
  background: var(--color-primary);
  color: var(--color-accent);
}
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--color-primary);
  color: var(--color-accent);
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: 0;
  transform: translateX(-100%);
  transition: transform 0.33s cubic-bezier(.4,0,.2,1);
  opacity: 0;
  pointer-events: none;
}
.mobile-menu.open {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}
.mobile-menu-close {
  background: none;
  border: none;
  color: var(--color-accent);
  font-size: 2.2rem;
  margin: 24px 0 0 24px;
  align-self: flex-start;
  cursor: pointer;
  transition: color var(--transition);
}
.mobile-menu-close:hover, .mobile-menu-close:focus {
  color: var(--color-secondary);
}
.mobile-nav {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin: 48px 0 0 36px;
}
.mobile-nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 8px 0;
  border-bottom: 2.5px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
.mobile-nav a.cta {
  background: var(--color-secondary);
  color: var(--color-primary);
  border-radius: var(--radius-btn);
  padding: 12px 28px;
  margin-top: 18px;
  font-weight: 700;
  box-shadow: 0 2px 8px var(--color-shadow);
}
.mobile-nav a:hover, .mobile-nav a:focus {
  color: var(--color-secondary);
  border-bottom: 2.5px solid var(--color-secondary);
}
.mobile-nav a.cta:hover, .mobile-nav a.cta:focus {
  background: var(--color-primary);
  color: var(--color-accent);
}

/* ====== Main Content Layouts ====== */
.feature-grid, .service-grid, .team-grid, .case-study-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-card);
  justify-content: space-between;
  margin-top: 18px;
}
.feature-grid > div, .service-grid > div, .case-study-grid > div {
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 28px 22px;
  flex: 1 1 240px;
  min-width: 220px;
  max-width: 340px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: var(--gap-feature);
  border: var(--border-width) solid var(--color-secondary);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.feature-grid > div:hover, .service-grid > div:hover, .case-study-grid > div:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}
.team-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-card);
  justify-content: flex-start;
  margin-top: 18px;
}
.team-member {
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 22px 18px 18px 18px;
  flex: 1 1 220px;
  min-width: 200px;
  max-width: 260px;
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  border: var(--border-width) solid var(--color-secondary);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.team-member img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 50%;
  margin-bottom: 8px;
  border: 3px solid var(--color-secondary);
}
.team-member h3 {
  margin-bottom: 4px;
  font-size: 1.1rem;
}
.team-member p {
  font-size: 0.98rem;
  text-align: center;
  color: var(--color-dark);
}
.team-member:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}

.text-image-section {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 20px;
}
.text-image-section > div {
  flex: 1 1 320px;
  min-width: 220px;
}
.text-image-section img {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  max-width: 380px;
  width: 100%;
  height: auto;
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-card);
}
.card {
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  margin-bottom: 20px;
  position: relative;
  padding: 28px 22px;
  display: flex;
  flex-direction: column;
  gap: var(--gap-feature);
  border: var(--border-width) solid var(--color-secondary);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}

.content-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  justify-content: space-between;
}

.feature-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 15px;
}

/* ====== Testimonials ====== */
.testimonial-slider, .testimonial-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap-testimonial);
  margin: 24px 0 0 0;
}
.testimonial-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  border: var(--border-width) solid var(--color-secondary);
  min-width: 260px;
  max-width: 340px;
  margin-bottom: 20px;
  transition: box-shadow var(--transition), border-color var(--transition);
}
.testimonial-card p {
  color: var(--color-dark);
  font-size: 1.05rem;
  font-style: italic;
  margin-bottom: 8px;
}
.testimonial-card strong {
  color: var(--color-primary);
  font-size: 1rem;
  font-weight: 700;
}
.testimonial-card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}

.client-logos {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 32px;
  margin: 32px 0 0 0;
  flex-wrap: wrap;
}
.client-logos img {
  height: 38px;
  width: auto;
  filter: grayscale(0.2) contrast(1.1);
  opacity: 0.85;
  transition: filter var(--transition), opacity var(--transition);
}
.client-logos img:hover {
  filter: grayscale(0) contrast(1.2);
  opacity: 1;
}

.before-after-photos {
  display: flex;
  flex-direction: row;
  gap: 24px;
  margin-top: 24px;
  flex-wrap: wrap;
}
.before-after-photos img {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  width: 220px;
  height: auto;
}

/* ====== Pricing Table ====== */
.pricing-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 24px 0 18px 0;
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}
.pricing-table th, .pricing-table td {
  padding: 16px 18px;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1rem;
  border-bottom: 1.5px solid var(--color-grey);
}
.pricing-table th {
  background: var(--color-secondary);
  color: var(--color-primary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.pricing-table tr:last-child td {
  border-bottom: none;
}
.pricing-notes {
  font-size: 0.98rem;
  color: var(--color-dark);
  margin-bottom: 18px;
}

/* ====== FAQ Accordion ====== */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin: 18px 0 0 0;
}
.faq-accordion > div {
  background: var(--color-light);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  padding: 18px 22px;
  border: var(--border-width) solid var(--color-secondary);
  transition: box-shadow var(--transition), border-color var(--transition);
}
.faq-accordion > div:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}
.faq-accordion h3 {
  margin-bottom: 8px;
  font-size: 1.08rem;
}

/* ====== Footer ====== */
footer {
  background: var(--color-primary);
  color: var(--color-accent);
  padding: 40px 0 24px 0;
  margin-top: 60px;
}
footer .container {
  flex-direction: row;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
}
footer nav {
  flex-direction: column;
  gap: 10px;
}
footer nav a {
  color: var(--color-accent);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: 2px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
footer nav a:hover, footer nav a:focus {
  color: var(--color-secondary);
  border-bottom: 2px solid var(--color-secondary);
}
.footer-contact {
  font-size: 0.98rem;
  color: var(--color-accent);
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-end;
}

.footer-contact p {
  color: white;
}

/* ====== Buttons & CTAs ====== */
.cta, .btn, button, input[type="submit"] {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  background: var(--color-secondary);
  color: var(--color-primary);
  border: none;
  border-radius: var(--radius-btn);
  padding: 12px 32px;
  cursor: pointer;
  box-shadow: 0 2px 8px var(--color-shadow);
  transition: background var(--transition), color var(--transition), box-shadow var(--transition), transform var(--transition);
  outline: none;
  display: inline-block;
}
.cta:hover, .cta:focus, .btn:hover, .btn:focus, button:hover, button:focus, input[type="submit"]:hover, input[type="submit"]:focus {
  background: var(--color-primary);
  color: var(--color-accent);
  box-shadow: 0 4px 16px var(--color-shadow-strong);
  transform: translateY(-2px) scale(1.03);
}

/* ====== Cookie Consent Banner ====== */
.cookie-banner {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  background: var(--color-light);
  color: var(--color-primary);
  box-shadow: 0 -2px 16px var(--color-shadow);
  z-index: 300;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 24px 32px;
  font-size: 1rem;
  border-top-left-radius: 18px;
  border-top-right-radius: 18px;
  animation: cookie-slide-in 0.5s cubic-bezier(.4,0,.2,1);
}
@keyframes cookie-slide-in {
  from { transform: translateY(100%); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.cookie-banner .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
}
.cookie-banner button {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border: none;
  border-radius: var(--radius-btn);
  padding: 10px 22px;
  cursor: pointer;
  transition: background var(--transition), color var(--transition), box-shadow var(--transition);
  outline: none;
  margin: 0;
}
.cookie-banner .accept {
  background: var(--color-secondary);
  color: var(--color-primary);
}
.cookie-banner .accept:hover, .cookie-banner .accept:focus {
  background: var(--color-primary);
  color: var(--color-accent);
}
.cookie-banner .reject {
  background: var(--color-grey);
  color: var(--color-primary);
}
.cookie-banner .reject:hover, .cookie-banner .reject:focus {
  background: var(--color-primary);
  color: var(--color-accent);
}
.cookie-banner .settings {
  background: var(--color-accent);
  color: var(--color-primary);
  border: 2px solid var(--color-secondary);
}
.cookie-banner .settings:hover, .cookie-banner .settings:focus {
  background: var(--color-secondary);
  color: var(--color-primary);
}

/* ====== Cookie Modal ====== */
.cookie-modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(34, 64, 91, 0.25);
  z-index: 400;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(.4,0,.2,1);
}
.cookie-modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}
.cookie-modal {
  background: var(--color-light);
  color: var(--color-primary);
  border-radius: var(--radius-modal);
  box-shadow: 0 8px 32px var(--color-shadow-strong);
  padding: 36px 32px 28px 32px;
  min-width: 320px;
  max-width: 98vw;
  width: 420px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  animation: modal-pop-in 0.4s cubic-bezier(.4,0,.2,1);
  position: relative;
}
@keyframes modal-pop-in {
  from { transform: scale(0.92) translateY(40px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}
.cookie-modal h2 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}
.cookie-modal .cookie-category {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  background: var(--color-accent);
  border-radius: 10px;
  padding: 12px 18px;
  margin-bottom: 8px;
}
.cookie-modal .cookie-category label {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary);
}
.cookie-modal .cookie-category input[type="checkbox"] {
  width: 22px;
  height: 22px;
  accent-color: var(--color-secondary);
  border-radius: 4px;
  border: 2px solid var(--color-secondary);
}
.cookie-modal .cookie-category input[disabled] {
  opacity: 0.5;
}
.cookie-modal .cookie-actions {
  display: flex;
  flex-direction: row;
  gap: 16px;
  margin-top: 12px;
}
.cookie-modal .close-modal {
  position: absolute;
  top: 18px;
  right: 18px;
  background: none;
  border: none;
  color: var(--color-primary);
  font-size: 1.5rem;
  cursor: pointer;
  transition: color var(--transition);
}
.cookie-modal .close-modal:hover, .cookie-modal .close-modal:focus {
  color: var(--color-secondary);
}

/* ====== Responsive Design ====== */
@media (max-width: 1024px) {
  .container {
    max-width: 96vw;
  }
  .feature-grid > div, .service-grid > div, .case-study-grid > div {
    min-width: 180px;
    max-width: 100%;
  }
  .team-member {
    min-width: 160px;
    max-width: 100%;
  }
}
@media (max-width: 900px) {
  .feature-grid, .service-grid, .team-grid, .case-study-grid {
    flex-direction: column;
    gap: 20px;
  }
  .feature-grid > div, .service-grid > div, .case-study-grid > div, .team-member {
    min-width: 0;
    max-width: 100%;
  }
  .client-logos {
    gap: 18px;
  }
  .before-after-photos {
    gap: 12px;
  }
  .footer-contact {
    align-items: flex-start;
  }
}
@media (max-width: 768px) {
  .container {
    max-width: 100vw;
    padding: 0 8px;
  }
  header .container {
    flex-direction: row;
    gap: 0;
    padding: 0 8px;
  }
  nav {
    display: none;
  }
  .mobile-menu-toggle {
    display: flex;
  }
  .content-wrapper {
    padding: 0;
  }
  .section {
    padding: 28px 8px;
    margin-bottom: 36px;
  }
  .text-image-section {
    flex-direction: column;
    align-items: stretch;
    gap: 18px;
  }
  .text-image-section img {
    max-width: 100%;
  }
  .feature-grid, .service-grid, .team-grid, .case-study-grid {
    flex-direction: column;
    gap: 18px;
  }
  .client-logos {
    gap: 12px;
    flex-wrap: wrap;
  }
  .before-after-photos {
    flex-direction: column;
    gap: 10px;
    align-items: flex-start;
  }
  .pricing-table th, .pricing-table td {
    padding: 10px 8px;
    font-size: 0.98rem;
  }
  .cookie-banner {
    flex-direction: column;
    align-items: flex-start;
    gap: 18px;
    padding: 18px 10px;
    font-size: 0.98rem;
  }
  .cookie-modal {
    min-width: 0;
    width: 98vw;
    padding: 22px 8px 18px 8px;
  }
  footer .container {
    flex-direction: column;
    gap: 18px;
    align-items: flex-start;
    padding: 0 8px;
  }
  .footer-contact {
    align-items: flex-start;
  }
}
@media (max-width: 480px) {
  h1 {
    font-size: 1.35rem;
  }
  h2 {
    font-size: 1.08rem;
  }
  .cta, .btn, button, input[type="submit"] {
    padding: 10px 12px;
    font-size: 0.98rem;
  }
  .cookie-modal {
    padding: 12px 4px 10px 4px;
    width: 99vw;
  }
}

/* ====== Micro-interactions ====== */
.cta, .btn, button, input[type="submit"] {
  will-change: transform, box-shadow;
}
.card, .feature-grid > div, .service-grid > div, .team-member, .testimonial-card, .faq-accordion > div {
  will-change: box-shadow, border-color;
}

/* ====== Geometric Decorative Elements ====== */
.section:before {
  content: '';
  display: block;
  position: absolute;
  top: -18px; left: -18px;
  width: 48px; height: 48px;
  background: linear-gradient(135deg, var(--color-secondary) 60%, var(--color-accent) 100%);
  border-radius: 18% 82% 70% 30% / 30% 70% 30% 70%;
  opacity: 0.13;
  z-index: 0;
  pointer-events: none;
}
.section:after {
  content: '';
  display: block;
  position: absolute;
  bottom: -18px; right: -18px;
  width: 38px; height: 38px;
  background: linear-gradient(225deg, var(--color-primary) 60%, var(--color-accent) 100%);
  border-radius: 60% 40% 70% 30% / 30% 70% 30% 70%;
  opacity: 0.10;
  z-index: 0;
  pointer-events: none;
}

/* ====== Utility Classes ====== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-uppercase { text-transform: uppercase; }

/* ====== Hide visually but keep accessible ====== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ====== End of CSS ====== */