:root {
  --color-bg: #f4fbff;
  --color-surface: #ffffff;
  --color-primary: #1177d8;
  --color-primary-dark: #0b3672;
  --color-primary-soft: #eaf6ff;
  --color-text: #102d58;
  --color-muted: #536b86;
  --color-border: #d9ecfb;
  --color-gold: #f5b400;
  --shadow-soft: 0 18px 50px rgba(17, 70, 126, .10);
  --shadow-card: 0 10px 30px rgba(17, 70, 126, .09);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --container: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--color-text);
  background:
    radial-gradient(circle at 16% 9%, rgba(186, 225, 250, .58) 0 0, transparent 27%),
    linear-gradient(180deg, #ffffff 0%, var(--color-bg) 45%, #ffffff 100%);
  line-height: 1.55;
}

img,
svg,
iframe {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(var(--container), calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, .88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(217, 236, 251, .9);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 88px;
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex: 0 0 auto;
}

.brand-logo {
  width: 205px;
  height: auto;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.4vw, 36px);
  font-size: 15px;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.main-nav a {
  position: relative;
  padding: 12px 0;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4px;
  height: 3px;
  border-radius: 999px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform .2s ease;
}

.main-nav a:hover::after,
.main-nav a.is-active::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: #fff;
  padding: 10px;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  margin: 5px 0;
  background: var(--color-primary-dark);
  border-radius: 999px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(44px, 6vw, 82px) 0 clamp(34px, 5vw, 64px);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: linear-gradient(90deg, rgba(236, 247, 255, .92), rgba(255, 255, 255, .72));
}

.hero::after {
  content: "";
  position: absolute;
  left: 28%;
  top: 13%;
  width: clamp(210px, 22vw, 340px);
  height: clamp(210px, 22vw, 340px);
  z-index: -1;
  opacity: .075;
  background: url("assets/fenix-symbol.png") center / contain no-repeat;
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(430px, 560px);
  gap: clamp(34px, 6vw, 80px);
  align-items: center;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 620px;
  margin: 0 0 18px;
  font-size: clamp(40px, 5.4vw, 72px);
  line-height: .98;
  letter-spacing: -.045em;
  font-weight: 800;
  color: var(--color-primary-dark);
}

.lead {
  max-width: 570px;
  margin: 0 0 12px;
  font-size: clamp(18px, 2vw, 23px);
  line-height: 1.32;
  font-weight: 750;
}

.hero-text {
  max-width: 540px;
  margin: 0 0 28px;
  color: var(--color-muted);
  font-size: 17px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 0 23px;
  border-radius: 10px;
  font-weight: 800;
  transition: transform .18s ease, box-shadow .18s ease, background-color .18s ease;
}

.btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 12px 28px rgba(17, 119, 216, .22);
}

.btn-outline {
  color: var(--color-primary);
  background: #fff;
  border: 1px solid rgba(17, 119, 216, .42);
}

.btn:hover,
.card-btn:hover {
  transform: translateY(-2px);
}

.hero-collage {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.hero-collage img {
  width: 100%;
  height: 205px;
  object-fit: cover;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.section {
  padding: clamp(38px, 5.5vw, 70px) 0;
}

.services {
  padding-bottom: 28px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.service-card {
  position: relative;
  overflow: visible;
  background: rgba(255, 255, 255, .9);
  border: 1px solid rgba(217, 236, 251, .95);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}

.service-image {
  position: relative;
  aspect-ratio: 1.44 / 1;
  overflow: visible;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.service-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  transition: transform .3s ease;
}

.service-card:hover .service-image img {
  transform: none;
}

.service-icon {
  position: absolute;
  left: 14px;
  bottom: -24px;
  width: 54px;
  height: 54px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 12px 24px rgba(17, 119, 216, .24);
}

.service-icon svg {
  width: 29px;
  height: 29px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.service-body {
  padding: 36px 18px 20px;
}

.service-body h2 {
  min-height: 56px;
  margin: 0 0 22px;
  font-size: 21px;
  line-height: 1.2;
  color: var(--color-primary-dark);
  font-weight: 800;
  letter-spacing: -.02em;
}

.card-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-width: 132px;
  min-height: 42px;
  padding: 0 18px;
  color: var(--color-primary);
  background: #fff;
  border: 1px solid rgba(17, 119, 216, .48);
  border-radius: 8px;
  font-weight: 800;
  font-size: 14px;
  transition: transform .18s ease, background-color .18s ease;
}

.card-btn:hover {
  background: var(--color-primary-soft);
}

.benefits {
  padding: 0 0 32px;
}

.benefits-inner {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  background: rgba(255, 255, 255, .92);
  border: 1px solid rgba(217, 236, 251, .95);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.benefit-item {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 14px;
  align-items: center;
  min-height: 92px;
  padding: 18px 22px;
  border-right: 1px solid var(--color-border);
}

.benefit-item:last-child {
  border-right: 0;
}

.benefit-item svg {
  width: 38px;
  height: 38px;
  color: var(--color-primary);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.benefit-item strong {
  display: block;
  font-size: 15px;
  line-height: 1.2;
  color: var(--color-primary-dark);
  font-weight: 800;
}

.benefit-item span {
  display: block;
  margin-top: 2px;
  color: var(--color-muted);
  font-size: 13px;
  line-height: 1.35;
}

.contact-section {
  padding-top: 20px;
}

.section-heading {
  text-align: center;
  margin-bottom: 28px;
}

.section-heading h2 {
  position: relative;
  display: inline-block;
  margin: 0;
  color: var(--color-primary-dark);
  font-size: clamp(26px, 3vw, 34px);
  line-height: 1.1;
  font-weight: 800;
  letter-spacing: -.025em;
}

.section-heading h2::after {
  content: "";
  display: block;
  width: 48px;
  height: 3px;
  margin: 12px auto 0;
  border-radius: 999px;
  background: var(--color-primary);
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(320px, 450px) 1fr;
  gap: 34px;
  align-items: stretch;
}

.contact-info {
  display: grid;
  gap: 22px;
}

.address-block {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 15px;
  align-items: start;
}

.address-block svg {
  width: 42px;
  height: 42px;
  color: var(--color-primary);
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.address-block p {
  margin: 0;
  color: var(--color-primary-dark);
  font-size: 16px;
}

.contact-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-card {
  min-height: 126px;
  padding: 22px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(217, 236, 251, .95);
}

.contact-card-blue {
  background: #edf8ff;
}

.contact-card-green {
  background: #f2fbf4;
}

.contact-card strong {
  display: block;
  margin-bottom: 12px;
  color: var(--color-primary-dark);
  font-size: 16px;
  font-weight: 800;
}

.contact-card a {
  display: block;
  margin-top: 5px;
  color: var(--color-primary-dark);
  font-weight: 700;
  font-size: 14px;
}

.map-card {
  min-height: 280px;
  overflow: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(217, 236, 251, .95);
  box-shadow: var(--shadow-card);
  background: var(--color-primary-soft);
}

.map-card iframe {
  width: 100%;
  height: 100%;
  min-height: 280px;
  border: 0;
}

.site-footer {
  position: relative;
  margin-top: 24px;
  padding: 58px 0 20px;
  background: linear-gradient(180deg, rgba(234, 246, 255, .35), rgba(221, 241, 255, .88));
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  top: -62px;
  left: -5%;
  width: 110%;
  height: 110px;
  background: #fff;
  border-radius: 0 0 50% 50%;
}

.footer-grid,
.footer-bottom {
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.25fr .75fr 1fr .75fr;
  gap: 36px;
  align-items: start;
}

.footer-logo {
  width: 175px;
}

.site-footer h3 {
  margin: 0 0 12px;
  font-size: 15px;
  color: var(--color-primary-dark);
  font-weight: 800;
}

.site-footer ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-footer li + li {
  margin-top: 5px;
}

.site-footer a,
.site-footer p,
.footer-bottom {
  color: var(--color-primary-dark);
  font-size: 14px;
}

.site-footer p {
  margin: 0;
}

.socials {
  display: flex;
  gap: 10px;
}

.socials a {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 800;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  margin-top: 34px;
  padding-top: 18px;
  border-top: 1px solid rgba(17, 119, 216, .12);
  font-size: 12px;
}

@media (max-width: 1050px) {
  .header-inner {
    min-height: 78px;
  }

  .brand-logo {
    width: 178px;
  }

  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    left: 20px;
    right: 20px;
    top: calc(100% + 10px);
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    background: #fff;
    border: 1px solid var(--color-border);
    border-radius: 18px;
    box-shadow: var(--shadow-soft);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 13px 12px;
    border-radius: 10px;
  }

  .main-nav a::after {
    display: none;
  }

  .main-nav a:hover,
  .main-nav a.is-active {
    background: var(--color-primary-soft);
  }

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

  .hero-collage {
    max-width: 680px;
  }

  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .benefits-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .benefit-item:nth-child(2) {
    border-right: 0;
  }

  .benefit-item:nth-child(-n+2) {
    border-bottom: 1px solid var(--color-border);
  }

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

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

@media (max-width: 640px) {
  .container {
    width: min(100% - 26px, var(--container));
  }

  .brand-logo {
    width: 156px;
  }

  .hero {
    padding-top: 34px;
  }

  .hero h1 {
    font-size: 40px;
  }

  .lead {
    font-size: 18px;
  }

  .hero-actions,
  .contact-cards,
  .footer-bottom {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero-collage {
    gap: 8px;
  }

  .hero-collage img {
    height: 135px;
    border-radius: 12px;
  }

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

  .service-card {
    display: grid;
    grid-template-columns: 110px 1fr;
    align-items: stretch;
  }

  .service-image {
    aspect-ratio: auto;
    min-height: 118px;
  }

  .service-icon {
    width: 40px;
    height: 40px;
    left: auto;
    right: -20px;
    bottom: auto;
    top: 14px;
  }

  .service-icon svg {
    width: 22px;
    height: 22px;
  }

  .service-body {
    padding: 18px 16px 16px 30px;
  }

  .service-body h2 {
    min-height: 0;
    margin-bottom: 14px;
    font-size: 17px;
  }

  .card-btn {
    min-width: 112px;
    min-height: 36px;
    font-size: 13px;
  }

  .benefits-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .benefit-item {
    grid-template-columns: 1fr;
    gap: 8px;
    text-align: center;
    justify-items: center;
    padding: 16px 10px;
  }

  .benefit-item svg {
    width: 32px;
    height: 32px;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .footer-bottom {
    display: grid;
  }
}


/* Úprava hlavních karet služeb: kompaktnější desktopový řádek */
@media (min-width: 901px) {
  .services {
    padding-top: clamp(24px, 3.5vw, 44px);
    padding-bottom: 24px;
  }

  .service-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
  }

  .service-card {
    display: flex;
    flex-direction: column;
  }

  .service-image {
    aspect-ratio: 1.75 / 1;
  }

  .service-icon {
    left: 18px;
    bottom: -22px;
    width: 52px;
    height: 52px;
  }

  .service-body {
    padding: 32px 18px 18px;
  }

  .service-body h2 {
    min-height: 0;
    margin-bottom: 16px;
    font-size: clamp(18px, 1.45vw, 22px);
    line-height: 1.22;
  }

  .card-btn {
    min-width: 120px;
    min-height: 40px;
  }
}

@media (max-width: 900px) and (min-width: 641px) {
  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}


/* FINAL: kompaktní desktopové karty služeb */
@media (min-width: 901px) {
  .services {
    padding-top: clamp(22px, 3vw, 38px);
    padding-bottom: 22px;
  }

  .service-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
    align-items: stretch;
  }

  .service-card {
    display: flex;
    flex-direction: column;
    min-height: 0;
  }

  .service-image {
    aspect-ratio: 1.9 / 1;
  }

  .service-icon {
    left: 18px;
    bottom: -22px;
    width: 52px;
    height: 52px;
  }

  .service-body {
    padding: 34px 20px 22px;
  }

  .service-body h2 {
    min-height: 0;
    margin: 0 0 18px;
    font-size: clamp(18px, 1.35vw, 22px);
    line-height: 1.18;
  }

  .card-btn {
    min-width: 118px;
    min-height: 40px;
  }
}

@media (max-width: 900px) and (min-width: 641px) {
  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* HERO: čtvercové obrázky jako odkazy */
.hero-square {
  display: block;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform .18s ease, box-shadow .18s ease;
}

.hero-square img {
  width: 100%;
  height: 205px;
  object-fit: cover;
  border-radius: 0;
  box-shadow: none;
}

.hero-square:hover,
.hero-square:focus-visible,
.service-card:hover,
.service-card:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 14px 34px rgba(17, 70, 126, .13);
}

.service-card {
  color: inherit;
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease;
}

.service-card:hover .card-btn,
.service-card:focus-visible .card-btn {
  background: var(--color-primary-soft);
}

.socials a[aria-label="Instagram"] {
  display: none;
}

@media (max-width: 640px) {
  .hero-collage {
    display: none;
  }
}