/*
 * HEADER + FOOTER — CentrSpina
 * Файл: wp-content/themes/YOUR-THEME/css/header-footer.css
 *
 * Підключити у functions.php:
 * wp_enqueue_style('cs-header-footer',
 *   get_template_directory_uri().'/css/header-footer.css', [],
 *   filemtime(get_template_directory().'/css/header-footer.css'));
 */

/* ── ЗМІННІ (ті самі що в homepage.css) ─────────────────── */
:root {
  --cs-navy:   #0A1F35;
  --cs-blue:   #1255CC;
  --cs-teal:   #00897B;
  --cs-teal2:  #00BFA5;
  --cs-white:  #FFFFFF;
  --cs-text:   #1A2B3C;
  --cs-muted:  #5A6A7A;
  --cs-border: #D8E4F0;
}

/* ════════════════════════════════════════
   HEADER
   ════════════════════════════════════════ */
.cs-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--cs-navy);
  border-bottom: 1px solid rgba(255,255,255,.06);
  box-shadow: 0 2px 24px rgba(0,0,0,.25);
}

.cs-header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
  height: 62px;
  display: flex;
  align-items: center;
  gap: 32px;
}

/* ── Логотип ── */
.cs-header-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  text-decoration: none;
}
/* Якщо custom logo (img) */
.cs-header-logo img {
  height: 40px;
  width: auto;
  display: block;
}
/* Якщо немає logo — текст */
.cs-header-logo-text {
  color: var(--cs-white);
  font-weight: 700;
  font-size: 16px;
  font-family: 'DM Sans', sans-serif;
  letter-spacing: -.02em;
}
.cs-header-logo-text em {
  color: var(--cs-teal2);
  font-style: normal;
}

/* ── Навігація ── */
.cs-nav { flex: 1; }

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

.cs-nav-item { position: relative; }

/* Посилання / кнопка пункту */
.cs-nav-link {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 8px 12px;
  border-radius: 7px;
  color: rgba(255,255,255,.72);
  font-size: 13px;
  font-weight: 500;
  font-family: 'DM Sans', sans-serif;
  text-decoration: none;
  background: none;
  border: none;
  cursor: pointer;
  white-space: nowrap;
  transition: color .2s, background .2s;
  line-height: 1.4;
}
.cs-nav-link:hover,
.cs-nav-item.cs-active > .cs-nav-link {
  color: var(--cs-white);
  background: rgba(255,255,255,.07);
}
.cs-nav-item.cs-active > .cs-nav-link { color: var(--cs-teal2); }

/* Стрілка в кнопки з підменю */
.cs-nav-chevron {
  transition: transform .25s;
  flex-shrink: 0;
  opacity: .6;
}
.cs-has-dropdown:hover > .cs-nav-toggle .cs-nav-chevron,
.cs-has-dropdown.cs-open > .cs-nav-toggle .cs-nav-chevron {
  transform: rotate(180deg);
  opacity: 1;
}

/* ── DROPDOWN ── */
.cs-dropdown {
  list-style: none;
  margin: 0;
  padding: 8px;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 230px;
  background: var(--cs-white);
  border: 1px solid var(--cs-border);
  border-radius: 12px;
  box-shadow: 0 12px 40px rgba(10,31,53,.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: 100;
}

/* Показуємо dropdown при hover (десктоп) */
@media (min-width: 901px) {
  .cs-has-dropdown:hover > .cs-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
}
/* Показуємо dropdown при .cs-open (JS toggle) */
.cs-has-dropdown.cs-open > .cs-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.cs-nav-sub-item { }
.cs-nav-sub-item .cs-nav-link {
  color: var(--cs-text);
  font-size: 13px;
  padding: 9px 12px;
  border-radius: 8px;
  width: 100%;
  display: block;
}
.cs-nav-sub-item .cs-nav-link:hover {
  background: var(--cs-navy);
  color: var(--cs-white);
}

/* ── Права частина ── */
.cs-header-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  margin-left: auto;
}

/* ── Мови — Dropdown (Polylang) ── */
.cs-lang-dropdown {
  position: relative;
}

/* Кнопка поточної мови */
.cs-lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 7px;
  color: rgba(255,255,255,.75);
  font-size: 12px;
  font-weight: 700;
  font-family: 'DM Sans', sans-serif;
  padding: 6px 10px;
  cursor: pointer;
  white-space: nowrap;
  transition: background .2s, color .2s;
  letter-spacing: .04em;
}
.cs-lang-btn:hover {
  background: rgba(255,255,255,.14);
  color: #fff;
}
.cs-lang-btn[aria-expanded="true"] {
  background: rgba(255,255,255,.14);
  color: #fff;
}
.cs-lang-chevron {
  transition: transform .25s;
  opacity: .6;
}
.cs-lang-btn[aria-expanded="true"] .cs-lang-chevron {
  transform: rotate(180deg);
  opacity: 1;
}

/* Випадаючий список */
.cs-lang-list {
  list-style: none;
  margin: 0;
  padding: 6px;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 110px;
  background: #fff;
  border: 1px solid var(--cs-border);
  border-radius: 10px;
  box-shadow: 0 8px 28px rgba(10,31,53,.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: 200;
}
.cs-lang-dropdown.cs-lang--open .cs-lang-list {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

/* Пункти списку (генерує Polylang) */
.cs-lang-list li { margin: 0; }
.cs-lang-list li a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-radius: 7px;
  color: var(--cs-text);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  text-decoration: none;
  font-family: 'DM Sans', sans-serif;
  transition: background .15s;
  letter-spacing: .04em;
}
.cs-lang-list li a:hover {
  background: var(--cs-navy);
  color: #fff;
}
.cs-lang-list li.current-lang a {
  color: var(--cs-teal2);
  pointer-events: none;
}
.cs-lang-list li.current-lang a::after {
  content: '✓';
  margin-left: auto;
  font-size: 11px;
}

/* ── CTA кнопка ── */
.cs-header-cta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--cs-teal2);
  color: var(--cs-white) !important;
  padding: 9px 18px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  font-family: 'DM Sans', sans-serif;
  transition: background .2s, transform .15s;
  white-space: nowrap;
}
.cs-header-cta:hover { background: var(--cs-teal); transform: translateY(-1px); color: #fff !important; }
.cs-header-cta svg { stroke: #fff; }

/* ── Бургер ── */
.cs-burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 8px;
  cursor: pointer;
  padding: 8px;
}
.cs-burger span {
  display: block;
  height: 2px;
  background: var(--cs-white);
  border-radius: 2px;
  transition: transform .3s, opacity .3s;
}
/* Анімація бургера → X */
.cs-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.cs-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.cs-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ════════════════════════════════════════
   MOBILE MENU
   ════════════════════════════════════════ */
@media (max-width: 900px) {
  .cs-burger { display: flex; }

  .cs-nav {
    position: fixed;
    top: 62px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--cs-navy);
    padding: 16px 20px 32px;
    overflow-y: auto;
    transform: translateX(-100%);
    transition: transform .3s ease;
    z-index: 999;
  }
  .cs-nav.cs-nav--open {
    transform: translateX(0);
  }

  .cs-nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 2px;
  }

  .cs-nav-link {
    font-size: 15px;
    padding: 12px 14px;
    border-radius: 9px;
    color: rgba(255,255,255,.85);
    justify-content: space-between;
  }

  /* Dropdown у мобайлі — розкривається вниз */
  .cs-dropdown {
    position: static;
    box-shadow: none;
    border: none;
    background: rgba(255,255,255,.05);
    border-radius: 9px;
    margin: 4px 0 4px 12px;
    padding: 4px;
    opacity: 1;
    visibility: visible;
    transform: none;
    display: none;
  }
  .cs-has-dropdown.cs-open > .cs-dropdown { display: block; }

  .cs-nav-sub-item .cs-nav-link {
    color: rgba(255,255,255,.7);
    font-size: 13px;
  }
  .cs-nav-sub-item .cs-nav-link:hover {
    background: rgba(255,255,255,.08);
    color: var(--cs-white);
  }

  .cs-header-right { gap: 10px; }
  .cs-lang-switcher { display: none; } /* Мови у мобайлі — у меню */
}

/* ════════════════════════════════════════
   FOOTER
   ════════════════════════════════════════ */
.cs-footer {
  background: var(--cs-navy);
  font-family: 'DM Sans', sans-serif;
}

.cs-footer-con {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Верхня частина ── */
.cs-footer-top { padding: 52px 0 40px; border-bottom: 1px solid rgba(255,255,255,.08); }

.cs-footer-top .cs-footer-con {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 36px;
}

/* Бренд */
.cs-footer-logo {
  display: inline-block;
  margin-bottom: 14px;
  text-decoration: none;
}
.cs-footer-logo img {
  height: 36px;
  width: auto;
  /* Логотип на темному фоні — якщо потрібен білий варіант, додай:
     filter: brightness(0) invert(1); */
}
.cs-footer-logo span {
  color: var(--cs-white);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -.02em;
}
.cs-footer-logo em { color: var(--cs-teal2); font-style: normal; }

.cs-footer-brand p {
  color: rgba(255,255,255,.55);
  font-size: 13px;
  line-height: 1.7;
  max-width: 240px;
}

/* Соцмережі */
.cs-footer-social {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}
.cs-footer-social a {
  width: 34px;
  height: 34px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.6);
  transition: background .2s, color .2s;
  text-decoration: none;
}
.cs-footer-social a:hover {
  background: var(--cs-teal2);
  color: var(--cs-white);
  border-color: var(--cs-teal2);
}

/* Колонки меню */
.cs-footer-col h4 {
  color: rgba(255,255,255,.4);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
  margin: 0 0 14px;
}

/* Меню у футері */
.cs-footer-nav {
  list-style: none;
  margin: 0;
  padding: 0;
}
.cs-footer-nav li { margin-bottom: 8px; }
.cs-footer-nav a {
  color: rgba(255,255,255,.58);
  font-size: 13px;
  text-decoration: none;
  transition: color .2s;
  display: inline-block;
}
.cs-footer-nav a:hover { color: var(--cs-white); }

/* ── Нижня частина ── */
.cs-footer-bottom { padding: 18px 0; }

.cs-footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.cs-footer-copy {
  color: rgba(255,255,255,.3);
  font-size: 11px;
  margin: 0;
}
.cs-footer-copy a {
  color: rgba(255,255,255,.4);
  text-decoration: none;
}
.cs-footer-copy a:hover { color: rgba(255,255,255,.7); }

/* Мови у футері (Polylang) */
.cs-footer-langs ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 12px;
}
.cs-footer-langs li a {
  color: rgba(255,255,255,.35);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  text-decoration: none;
  transition: color .2s;
}
.cs-footer-langs li a:hover { color: rgba(255,255,255,.7); }
.cs-footer-langs li.current-lang a { color: var(--cs-teal2); }

/* ── Responsive footer ── */
@media (max-width: 900px) {
  .cs-footer-top .cs-footer-con {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
  .cs-footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .cs-footer-top .cs-footer-con { grid-template-columns: 1fr; }
  .cs-footer-bottom-inner { flex-direction: column; align-items: flex-start; gap: 10px; }
}

/* ── Мови у футері — dropdown ────────────────────────────── */
.cs-footer-lang-dropdown {
  position: relative;
}
.cs-footer-lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 7px;
  color: rgba(255,255,255,.45);
  font-size: 11px;
  font-weight: 700;
  font-family: 'DM Sans', sans-serif;
  padding: 5px 10px;
  cursor: pointer;
  letter-spacing: .06em;
  transition: background .2s, color .2s;
}
.cs-footer-lang-btn:hover,
.cs-footer-lang-btn[aria-expanded="true"] {
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.85);
}
.cs-footer-lang-chevron {
  transition: transform .25s;
  opacity: .5;
}
.cs-footer-lang-btn[aria-expanded="true"] .cs-footer-lang-chevron {
  transform: rotate(180deg);
  opacity: 1;
}
.cs-footer-lang-list {
  list-style: none;
  margin: 0;
  padding: 6px;
  position: absolute;
  bottom: calc(100% + 8px); /* відкривається ВГОРУ */
  right: 0;
  min-width: 110px;
  background: #fff;
  border: 1px solid var(--cs-border);
  border-radius: 10px;
  box-shadow: 0 -8px 28px rgba(10,31,53,.15);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: opacity .2s, transform .2s, visibility .2s;
  z-index: 200;
}
.cs-footer-lang-dropdown.cs-lang--open .cs-footer-lang-list {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.cs-footer-lang-list li a {
  display: flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 7px;
  color: var(--cs-text);
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  text-decoration: none;
  font-family: 'DM Sans', sans-serif;
  letter-spacing: .04em;
  transition: background .15s;
}
.cs-footer-lang-list li a:hover {
  background: var(--cs-navy);
  color: #fff;
}
.cs-footer-lang-list li.current-lang a {
  color: var(--cs-teal2);
  pointer-events: none;
}
.cs-footer-lang-list li.current-lang a::after {
  content: '✓';
  margin-left: auto;
  font-size: 11px;
}