/* Smartpole Crossing — site redesign */
:root {
  --color-dark: #0c2c41;
  --color-dark-mid: #043c57;
  --color-yellow: #ffe742;
  --color-yellow-hover: #ffd600;
  --color-text: #1a2b3c;
  --color-muted: #5a6b7c;
  --color-bg: #f4f7fa;
  --color-white: #ffffff;
  --color-line: #d7e0e8;
  --font-sans: "Nunito", "Segoe UI", sans-serif;
  --font-display: "Nunito", "Segoe UI", sans-serif;
  --max: 1140px;
  --header-h: 72px;
  --radius: 4px;
  --ease: 0.25s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-white);
}

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

a {
  color: var(--color-dark-mid);
  text-decoration: none;
  transition: color var(--ease);
}

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

h1, h2, h3, h4 {
  font-family: var(--font-display);
  line-height: 1.25;
  color: var(--color-dark);
  margin: 0 0 0.6em;
  font-weight: 700;
}

h1 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); }
h2 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 1em; }

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-dark);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: var(--header-h);
}

.site-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.site-logo img {
  height: 36px;
  width: auto;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: flex;
  gap: 6px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.lang-switch a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 28px;
  padding: 0 8px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
}

.lang-switch a:hover,
.lang-switch a.is-active {
  color: var(--color-dark);
  background: var(--color-yellow);
  border-color: var(--color-yellow);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 700;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  text-decoration: none;
  transition: background var(--ease), color var(--ease), transform var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn--yellow {
  background: var(--color-yellow);
  color: var(--color-dark-mid);
}

.btn--yellow:hover {
  background: var(--color-yellow-hover);
  color: var(--color-dark);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border: 1px solid rgba(255, 255, 255, 0.45);
}

.btn--outline:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

.btn--dark {
  background: var(--color-dark);
  color: var(--color-white);
}

.btn--dark:hover {
  background: var(--color-dark-mid);
  color: var(--color-white);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius);
  background: transparent;
  color: var(--color-white);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  background: currentColor;
}

.site-nav {
  display: flex;
  align-items: center;
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav__list > li > a {
  display: block;
  padding: 10px 12px;
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
  border-radius: var(--radius);
  white-space: nowrap;
}

.site-nav__list > li > a:hover,
.site-nav__list > li > a.is-active {
  color: var(--color-yellow);
}

.btn--nav {
  display: none;
}

/* Hero */
.hero {
  position: relative;
  display: flex;
  align-items: flex-end;
  min-height: min(78vh, 640px);
  padding: 80px 0 64px;
  color: var(--color-white);
  background:
    linear-gradient(160deg, rgba(12, 44, 65, 0.92) 0%, rgba(4, 60, 87, 0.75) 45%, rgba(12, 44, 65, 0.88) 100%),
    radial-gradient(ellipse at 70% 30%, rgba(255, 231, 66, 0.18), transparent 55%),
    url("/images/elementy/box-foto-2.jpg") center / cover no-repeat;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 80px;
  background: linear-gradient(to top, var(--color-white), transparent);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 1;
  max-width: 720px;
  animation: heroIn 0.8s ease both;
}

.hero__brand {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-yellow);
}

.hero h1 {
  color: var(--color-white);
  margin-bottom: 16px;
}

.hero__lead {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: rgba(255, 255, 255, 0.9);
  max-width: 540px;
  margin-bottom: 28px;
}

.hero__cta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@keyframes heroIn {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal {
  animation: fadeUp 0.7s ease both;
}

/* Sections */
.section {
  padding: 72px 0;
}

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

.section--dark {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.9);
}

.section--dark h2,
.section--dark h3 {
  color: var(--color-white);
}

.section__eyebrow {
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-dark-mid);
}

.section--dark .section__eyebrow {
  color: var(--color-yellow);
}

.section__intro {
  max-width: 640px;
  color: var(--color-muted);
  margin-bottom: 36px;
}

.section--dark .section__intro {
  color: rgba(255, 255, 255, 0.75);
}

.section__head {
  margin-bottom: 36px;
}

.split {
  display: flex;
  gap: 48px;
  align-items: center;
}

.split__media,
.split__text {
  flex: 1;
  min-width: 0;
}

.split__media img {
  width: 100%;
  border-radius: var(--radius);
  box-shadow: 0 16px 40px rgba(12, 44, 65, 0.18);
}

.stat-line {
  margin-top: 24px;
  padding: 18px 20px;
  background: rgba(255, 231, 66, 0.15);
  border-left: 4px solid var(--color-yellow);
  font-weight: 600;
  color: var(--color-dark);
}

/* Features */
.feature-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.feature {
  flex: 1 1 280px;
  padding: 24px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  transition: border-color var(--ease), transform var(--ease);
}

.feature:hover {
  border-color: var(--color-yellow);
  transform: translateY(-3px);
}

.feature__icon {
  width: 48px;
  height: 48px;
  margin-bottom: 14px;
  object-fit: contain;
}

.feature h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
}

.feature p {
  margin: 0;
  font-size: 0.95rem;
  color: var(--color-muted);
}

/* Projects */
.project-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.project {
  flex: 1 1 200px;
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--color-dark);
  text-decoration: none;
  color: var(--color-white);
  min-height: 220px;
}

.project img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  opacity: 0.85;
  transition: transform 0.45s ease, opacity var(--ease);
}

.project:hover img {
  transform: scale(1.06);
  opacity: 1;
}

.project__label {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 16px;
  background: linear-gradient(to top, rgba(12, 44, 65, 0.95), transparent);
  font-weight: 700;
  font-size: 1rem;
}

/* Downloads */
.download-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.download-card {
  flex: 1 1 240px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
}

.download-card p {
  margin: 0;
  flex: 1;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.95rem;
}

/* Contact */
.contact-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.contact-grid__form,
.contact-grid__info {
  flex: 1 1 300px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-form label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-dark);
}

.contact-form input,
.contact-form textarea {
  padding: 12px 14px;
  font: inherit;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  background: var(--color-white);
  color: var(--color-text);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid var(--color-yellow);
  border-color: transparent;
}

.contact-form textarea {
  min-height: 120px;
  resize: vertical;
}

.contact-form .check {
  flex-direction: row;
  align-items: flex-start;
  gap: 10px;
  font-weight: 500;
  font-size: 13px;
  color: var(--color-muted);
}

.contact-form .check input {
  margin-top: 3px;
}

.contact-details {
  padding: 28px;
  background: var(--color-bg);
  border-radius: var(--radius);
}

.contact-details dt {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-top: 14px;
}

.contact-details dt:first-child {
  margin-top: 0;
}

.contact-details dd {
  margin: 4px 0 0;
  font-weight: 600;
  color: var(--color-dark);
}

.contact-details a {
  color: var(--color-dark-mid);
}

/* Page chrome */
.page-main {
  min-height: 50vh;
}

.page-header {
  padding: 48px 0 24px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-line);
}

.page-header h1 {
  margin: 0;
}

.page-body {
  padding: 40px 0 72px;
}

/* Blog listing (r-template_blog) */
.blog-container {
  padding: 40px 0 72px;
}

.blog-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.blog-card {
  flex: 1 1 280px;
  padding: 24px;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  transition: border-color var(--ease), transform var(--ease);
}

.blog-card:hover {
  border-color: var(--color-yellow);
  transform: translateY(-2px);
}

.blog-title {
  font-size: 1.1rem;
  margin: 0 0 10px;
}

.blog-title a {
  color: var(--color-dark);
}

.blog-title a:hover {
  color: var(--color-dark-mid);
}

.blog-preview {
  color: var(--color-muted);
  font-size: 0.95rem;
}

.blog-preview p {
  margin: 0;
}

/* Footer */
.site-footer {
  background: var(--color-dark);
  color: rgba(255, 255, 255, 0.75);
  padding: 48px 0 28px;
}

.site-footer a {
  color: rgba(255, 255, 255, 0.85);
}

.site-footer a:hover {
  color: var(--color-yellow);
}

.footer__grid {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 32px;
}

.footer__col {
  flex: 1 1 180px;
}

.footer__col h4 {
  color: var(--color-white);
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

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

.footer__col li {
  margin-bottom: 8px;
}

.footer__col a {
  font-size: 14px;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 13px;
}

/* Project detail */
.project-detail__media {
  margin: 0 0 28px;
  border-radius: var(--radius);
  overflow: hidden;
}

.project-detail__media img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.back-link {
  display: inline-block;
  margin-bottom: 20px;
  font-size: 14px;
  font-weight: 600;
}

.sitemap-list {
  columns: 2;
  column-gap: 40px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.sitemap-list li {
  break-inside: avoid;
  margin-bottom: 8px;
}

/* Responsive */
@media (max-width: 960px) {
  .nav-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    display: none;
    background: var(--color-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 12px 20px 20px;
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
  }

  .site-nav__list > li > a {
    padding: 12px 8px;
  }

  .btn--nav {
    display: inline-flex;
    margin-top: 8px;
    width: 100%;
  }

  .btn--desktop {
    display: none;
  }

  .split {
    flex-direction: column;
  }

  .sitemap-list {
    columns: 1;
  }
}

@media (max-width: 600px) {
  .hero {
    min-height: 70vh;
    padding: 64px 0 48px;
  }

  .section {
    padding: 52px 0;
  }
}