/* ============================================================
   NOVÉ TECHNOLÓGIE — style.css
   ============================================================ */

/* 1. CSS Custom Properties
   ============================================================ */
:root {
  --color-bg:           #f7f8f9;
  --color-text:         #222222;
  --color-text-muted:   #575760;
  --color-accent:       #1e73be;
  --color-accent-dark:  #155fa0;
  --color-header-bg:    #ffffff;
  --color-footer-bg:    #55555e;
  --color-footer-text:  #ffffff;
  --color-topbar-bg:    #636363;
  --color-topbar-text:  #ffffff;
  --color-btn:          #55555e;
  --color-btn-hover:    #3d3d45;
  --color-card-bg:      #ffffff;
  --color-border:       #e2e4e7;

  --font-stack: -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;

  --container-max: 1200px;
  --container-pad: 1.5rem;

  --radius-card:        6px;
  --shadow-card:        0 2px 12px rgba(0, 0, 0, 0.08);
  --shadow-card-hover:  0 8px 28px rgba(0, 0, 0, 0.14);

  --transition: 0.2s ease;
}

/* 2. Reset / Base
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-stack);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

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

ul {
  list-style: none;
}

/* 3. Typography
   ============================================================ */
h1, h2, h3, h4 {
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-text);
}

h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); }

p {
  color: var(--color-text-muted);
  max-width: 65ch;
}

/* 4. Layout
   ============================================================ */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: 4rem;
}

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

.section__title {
  margin-bottom: 1rem;
}

.section__title + p {
  margin-bottom: 2rem;
}

/* 5. Top Bar
   ============================================================ */
.topbar {
  background-color: var(--color-topbar-bg);
  color: var(--color-topbar-text);
  font-size: 0.8rem;
  padding-block: 0.4rem;
}

.topbar__inner {
  display: flex;
  justify-content: flex-end;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.topbar a {
  color: var(--color-topbar-text);
  opacity: 0.9;
}

.topbar a:hover {
  color: var(--color-topbar-text);
  opacity: 1;
}

/* 6. Header & Navigation
   ============================================================ */
.site-header {
  background-color: var(--color-header-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

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

.site-header__logo img {
  height: 52px;
  width: auto;
}

.site-nav__list {
  display: flex;
  gap: 0.25rem;
  flex-wrap: wrap;
}

.site-nav__link {
  display: inline-block;
  color: var(--color-text);
  font-weight: 500;
  padding: 0.4rem 0.9rem;
  border-radius: 4px;
  transition: background-color var(--transition), color var(--transition);
}

.site-nav__link:hover {
  background-color: var(--color-bg);
  color: var(--color-accent);
}

.site-nav__link--active {
  color: var(--color-accent);
  background-color: rgba(30, 115, 190, 0.08);
}

/* 7. Hero
   ============================================================ */
.hero {
  background: linear-gradient(135deg, #f4c430 0%, #e0a800 100%);
  color: #2b1a00;
  padding-block: 5rem;
  text-align: center;
}

.hero__title {
  color: #2b1a00;
  letter-spacing: 0.04em;
  margin-bottom: 0.75rem;
}

.hero__subtitle {
  color: rgba(43, 26, 0, 0.85);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 400;
  max-width: none;
}

/* 8. About Section
   ============================================================ */
.about .section__title {
  margin-bottom: 0.75rem;
}

.about__text {
  font-size: 1.05rem;
  max-width: 72ch;
}

/* 9. Business Cards
   ============================================================ */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 2rem;
}

.card {
  background: var(--color-card-bg);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

.card__image-wrap {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.card:hover .card__image {
  transform: scale(1.03);
}

.card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.card__title {
  margin-bottom: 0.6rem;
  color: var(--color-text);
  letter-spacing: 0.02em;
}

.card__text {
  flex: 1;
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
}

.card__actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/* 10. Client Logos Strip
   ============================================================ */
.clients .section__title {
  text-align: center;
  margin-bottom: 2rem;
}

.clients__logos {
  display: flex;
  flex-wrap: wrap;
  gap: 2.5rem;
  align-items: center;
  justify-content: center;
}

.clients__logo {
  height: 48px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.6);
  transition: filter var(--transition);
}

.clients__logo:hover {
  filter: grayscale(0%) opacity(1);
}

/* 11. Contact Preview
   ============================================================ */
.contact-preview {
  text-align: center;
}

.contact-preview .section__title {
  margin-bottom: 0.75rem;
}

.contact-preview p {
  margin-inline: auto;
  margin-bottom: 1.5rem;
}

/* 12. Contact Page
   ============================================================ */
.page-hero {
  background: linear-gradient(135deg, #f4c430 0%, #e0a800 100%);
  color: #2b1a00;
  padding-block: 3rem;
}

.page-hero__title {
  color: #2b1a00;
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 3rem;
  align-items: start;
}

.contact-info .section__title {
  margin-bottom: 1.5rem;
}

.contact-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.5rem 1.5rem;
  align-items: baseline;
}

.contact-list dt {
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
  padding-block: 0.3rem;
}

.contact-list dd {
  color: var(--color-text-muted);
  padding-block: 0.3rem;
  border-bottom: 1px solid var(--color-border);
}

.contact-list dd:last-child {
  border-bottom: none;
}

.contact-list a {
  color: var(--color-accent);
}

.contact-map iframe {
  width: 100%;
  height: 420px;
  border: 0;
  border-radius: var(--radius-card);
  display: block;
}

/* 13. Footer
   ============================================================ */
.site-footer {
  background-color: var(--color-footer-bg);
  color: var(--color-footer-text);
  padding-block: 2rem;
}

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

.site-footer__company {
  font-weight: 600;
  color: var(--color-footer-text);
}

.site-footer__copy {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.7);
  max-width: none;
}

/* 14. Buttons
   ============================================================ */
.btn {
  display: inline-block;
  padding: 0.55rem 1.2rem;
  border-radius: 4px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition),
              border-color var(--transition), box-shadow var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background-color: var(--color-btn);
  color: #fff;
  border: 2px solid var(--color-btn);
}

.btn--primary:hover {
  background-color: var(--color-btn-hover);
  border-color: var(--color-btn-hover);
  color: #fff;
}

.btn--outline {
  background-color: transparent;
  color: var(--color-btn);
  border: 2px solid var(--color-btn);
}

.btn--outline:hover {
  background-color: var(--color-btn);
  color: #fff;
}

/* 15. Media Queries
   ============================================================ */
@media (max-width: 768px) {
  .section {
    padding-block: 2.5rem;
  }

  .topbar__inner {
    justify-content: center;
    gap: 1rem;
  }

  .site-header__inner {
    justify-content: center;
    text-align: center;
  }

  .hero {
    padding-block: 3.5rem;
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .contact-map iframe {
    height: 300px;
  }

  .site-footer__inner {
    justify-content: center;
    text-align: center;
  }
}

@media (max-width: 480px) {
  :root {
    --container-pad: 1rem;
  }

  .card-grid {
    gap: 1.25rem;
  }

  .clients__logos {
    gap: 1.5rem;
  }

  .clients__logo {
    height: 38px;
  }
}