/*
Theme Name:  PTM Aktualności
Theme URI:   https://aktualnosci.ptm.lublin.pl
Author:      PTM Lublin
Author URI:  https://ptm.lublin.pl
Description: Motyw WordPress dla serwisu Aktualności PTM Lublin. Lekki, redakcyjny layout: długa lista artykułów z pełną treścią + timeline w sidebarze. Kolor wiodący: ciemny turkus.
Version:     2.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License:     Proprietary
Text Domain: ptm-aktualnosci
*/

/* ═══════════════════════════════════════════
   PTM Aktualności – Design System v2
   Primary: #0D5C6E (ciemny turkus / teal)
   Accent:  #C8A96E (złoty – brand PTM)
   ═══════════════════════════════════════════ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --color-bg:           #FAFAFA;
  --color-surface:      #FFFFFF;
  --color-primary:      #0D5C6E;
  --color-primary-dark: #083D4A;
  --color-primary-mid:  #0F6E83;
  --color-accent:       #C8A96E;
  --color-text:         #1C1C1E;
  --color-muted:        #6B7280;
  --color-border:       #E5E7EB;
  --color-bg-tint:      #EFF8FA;
  --font-display:       'Cormorant Garamond', Georgia, serif;
  --font-body:          'DM Sans', system-ui, sans-serif;
  --radius:             10px;
  --transition:         0.2s ease;
  --content-width:      800px;
  --sidebar-width:      280px;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  font-size: 15px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

/* ═══════════════════════════════════════════
   TOP BAR
   ═══════════════════════════════════════════ */
.topbar {
  background: var(--color-primary-dark);
  color: rgba(255,255,255,0.85);
  font-size: 0.78rem;
}
.topbar__inner {
  max-width: 1280px; margin: 0 auto;
  padding: 0.4rem 1.5rem;
  display: flex; align-items: center;
  justify-content: space-between; gap: 1rem;
}
.topbar__brand {
  display: flex; align-items: center;
  gap: 0.6rem; text-decoration: none; color: #fff;
}
.topbar__brand img { height: 90px; width: auto; }
.topbar__brand-name {
  font-family: var(--font-display);
  font-weight: 700; font-size: 1.5rem;
  line-height: 1.2; max-width: 220px;
  letter-spacing: 0.02em;
}
.topbar__right { display: flex; align-items: center; gap: 1rem; }
.topbar__icons { display: flex; align-items: center; gap: 0.6rem; }
.topbar__icons a { display: flex; align-items: center; }
.topbar__icons img { height: 90px; width: auto; opacity: 0.85; transition: opacity var(--transition); }
.topbar__icons img:hover { opacity: 1; }
.topbar__fb { display: flex; align-items: center; opacity: 0.85; transition: opacity var(--transition); }
.topbar__fb:hover { opacity: 1; }

/* ─── LANG SWITCHER ─── */
.lang-switcher { position: relative; z-index: 500; }
.lang-switcher__current {
  display: flex; align-items: center; gap: 0.45rem;
  padding: 0.35rem 0.7rem; border-radius: 8px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff; font-size: 0.78rem; font-weight: 700;
  cursor: pointer; transition: all 0.2s; user-select: none;
}
.lang-switcher__current:hover { background: rgba(255,255,255,0.18); border-color: rgba(255,255,255,0.35); }
.lang-flag-svg { width: 22px; height: 15px; border-radius: 2px; flex-shrink: 0; box-shadow: 0 0 0 1px rgba(0,0,0,0.1); }
.lang-switcher__current .lang-arrow { font-size: 0.55rem; transition: transform 0.25s; opacity: 0.7; }
.lang-switcher.open .lang-arrow { transform: rotate(180deg); }
.lang-switcher__dropdown {
  position: absolute; top: calc(100% + 6px); right: 0;
  min-width: 170px; background: #fff;
  border: 1px solid #e5e7eb; border-radius: 10px;
  box-shadow: 0 12px 36px rgba(0,0,0,0.15);
  padding: 0.4rem 0; opacity: 0; visibility: hidden;
  transform: translateY(-8px);
  transition: all 0.25s cubic-bezier(0.4,0,0.2,1);
}
.lang-switcher.open .lang-switcher__dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-switcher__option {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.55rem 1rem;
  font-size: 0.82rem; font-weight: 500;
  color: #1C1C1E; cursor: pointer;
  transition: background 0.15s; text-decoration: none;
}
.lang-switcher__option:hover { background: rgba(13,92,110,0.06); }
.lang-switcher__option.active { background: rgba(200,169,110,0.1); font-weight: 700; color: var(--color-primary); }
.lang-switcher__option .lang-name { flex: 1; }
.lang-switcher__option .lang-check { font-size: 0.8rem; color: var(--color-accent); opacity: 0; }
.lang-switcher__option.active .lang-check { opacity: 1; }

/* ═══════════════════════════════════════════
   MAIN NAV
   ═══════════════════════════════════════════ */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid var(--color-primary);
}
.nav__inner {
  max-width: 1280px; margin: 0 auto;
  padding: 0 1.5rem;
  display: flex; align-items: stretch; height: 52px;
}
.nav__links { display: flex; list-style: none; gap: 0; }
.nav__item { position: relative; display: flex; align-items: stretch; }
.nav__link {
  display: flex; align-items: center;
  padding: 0 0.85rem;
  font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--color-muted); text-decoration: none;
  border-bottom: 3px solid transparent;
  transition: color var(--transition), border-color var(--transition);
  white-space: nowrap;
}
.nav__link:hover { color: var(--color-primary); }
.nav__link.active { color: var(--color-primary); border-bottom-color: var(--color-accent); }
.nav__dropdown {
  display: none; position: absolute; top: 100%; left: 0;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-top: 2px solid var(--color-primary);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: 0 12px 32px rgba(0,0,0,0.1);
  min-width: 240px; padding: 0.5rem 0; z-index: 200;
}
.nav__item:hover .nav__dropdown,
.nav__item:focus-within .nav__dropdown { display: block; }
.nav__dropdown a {
  display: block; padding: 0.55rem 1.25rem;
  font-size: 0.85rem; font-weight: 500;
  color: var(--color-text); text-decoration: none;
  transition: background var(--transition), color var(--transition);
}
.nav__dropdown a:hover { background: var(--color-bg-tint); color: var(--color-primary); }
.nav__toggle {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 4px; background: none; border: none;
  margin-left: auto; align-self: center;
}
.nav__toggle span { display: block; width: 24px; height: 2px; background: var(--color-primary); border-radius: 2px; }

/* ═══════════════════════════════════════════
   PAGE HEADER
   ═══════════════════════════════════════════ */
.page-header {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 60%, var(--color-primary-mid) 100%);
  color: #fff;
  padding: 2.5rem 1.5rem 2rem;
  position: relative; overflow: hidden;
}
.page-header::after {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M0 0h40v40H0z'/%3E%3Cpath d='M0 20h40M20 0v40' stroke='%23fff' stroke-opacity='0.05' stroke-width='1'/%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}
.page-header__inner {
  max-width: 1200px; margin: 0 auto;
  position: relative; z-index: 1;
  display: flex; align-items: baseline; gap: 1rem; flex-wrap: wrap;
}
.page-header__eyebrow {
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--color-accent);
  flex-shrink: 0;
}
.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 700; line-height: 1.15;
}
.page-header__sub {
  font-size: 0.88rem; color: rgba(255,255,255,0.65);
  margin-left: auto; flex-shrink: 0; align-self: center;
}

/* ═══════════════════════════════════════════
   MAIN LAYOUT (lista + sidebar)
   ═══════════════════════════════════════════ */
.site-body {
  max-width: 1200px; margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
  display: grid;
  grid-template-columns: 1fr var(--sidebar-width);
  gap: 3rem;
  align-items: start;
}

/* ═══════════════════════════════════════════
   ARTICLE LIST
   ═══════════════════════════════════════════ */
.article-list { display: flex; flex-direction: column; }

.article-entry {
  padding: 2rem 0;
  border-bottom: 1px solid var(--color-border);
}
.article-entry:first-child { padding-top: 0; }
.article-entry:last-child { border-bottom: none; }

/* Metadane nad tytułem */
.article-entry__meta {
  display: flex; align-items: center; gap: 0.6rem;
  margin-bottom: 0.6rem;
  flex-wrap: wrap;
}
.article-entry__date {
  font-size: 0.75rem; font-weight: 700;
  color: var(--color-primary);
  background: var(--color-bg-tint);
  border: 1px solid rgba(13,92,110,0.15);
  border-radius: 4px;
  padding: 0.18rem 0.55rem;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.article-entry__category {
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-muted); text-decoration: none;
}
.article-entry__category:hover { color: var(--color-primary); }

/* Tytuł */
.article-entry__title {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 2.5vw, 1.65rem);
  font-weight: 700; line-height: 1.25;
  margin-bottom: 1.25rem;
}
.article-entry__title a {
  color: var(--color-text); text-decoration: none;
  transition: color var(--transition);
}
.article-entry__title a:hover { color: var(--color-primary); }

/* Treść artykułu – pełna */
.article-entry__content {
  font-size: 0.95rem; line-height: 1.8; color: #333;
}
.article-entry__content p { margin-bottom: 1rem; }
.article-entry__content p:last-child { margin-bottom: 0; }
.article-entry__content img {
  border-radius: var(--radius);
  margin: 0.75rem 0;
  max-width: 100%;
}
.article-entry__content a { color: var(--color-primary); text-decoration: underline; }
.article-entry__content a:hover { color: var(--color-accent); text-decoration: none; }
.article-entry__content h2 {
  font-family: var(--font-display);
  font-size: 1.25rem; font-weight: 700;
  color: var(--color-primary);
  margin: 1.25rem 0 0.5rem;
}
.article-entry__content h3 {
  font-family: var(--font-display);
  font-size: 1.1rem; font-weight: 700;
  margin: 1rem 0 0.4rem;
}
.article-entry__content ul,
.article-entry__content ol { padding-left: 1.4rem; margin-bottom: 1rem; }
.article-entry__content li { margin-bottom: 0.3rem; }
.article-entry__content blockquote {
  border-left: 3px solid var(--color-accent);
  padding: 0.75rem 1.25rem;
  background: rgba(200,169,110,0.07);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic;
  color: var(--color-primary);
  margin: 1rem 0;
}
.article-entry__content figure { margin: 1rem 0; }
.article-entry__content figcaption {
  font-size: 0.78rem; color: var(--color-muted);
  text-align: center; margin-top: 0.35rem;
}

/* "Czytaj więcej" gdy treść jest skrócona (pages) */
.article-entry__readmore {
  display: inline-block;
  margin-top: 0.75rem;
  font-size: 0.82rem; font-weight: 600;
  color: var(--color-primary); text-decoration: none;
  border-bottom: 1px solid rgba(13,92,110,0.3);
  transition: all var(--transition);
}
.article-entry__readmore:hover {
  color: var(--color-primary-dark);
  border-bottom-color: var(--color-primary);
}

/* ═══════════════════════════════════════════
   PAGINATION
   ═══════════════════════════════════════════ */
.pagination {
  display: flex; align-items: center; gap: 0.35rem;
  padding: 2rem 0 0; flex-wrap: wrap;
}
.pagination .page-numbers {
  display: flex; align-items: center; justify-content: center;
  min-width: 36px; height: 36px;
  padding: 0 0.5rem;
  border-radius: 6px;
  font-size: 0.82rem; font-weight: 600;
  color: var(--color-muted);
  text-decoration: none;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.pagination .page-numbers:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-bg-tint); }
.pagination .page-numbers.current { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pagination .page-numbers.dots { border: none; background: none; }

/* ═══════════════════════════════════════════
   SIDEBAR
   ═══════════════════════════════════════════ */
.sidebar {
  position: sticky;
  top: 68px; /* sticky pod nawigacją */
  display: flex; flex-direction: column; gap: 1.5rem;
}

.widget {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.widget__title {
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: #fff;
  background: var(--color-primary);
  padding: 0.7rem 1rem;
}
.widget__body { padding: 0.75rem 1rem 1rem; }

/* Search */
.widget-search {
  display: flex;
}
.widget-search input {
  flex: 1; padding: 0.55rem 0.75rem;
  border: 1px solid var(--color-border); border-right: none;
  border-radius: var(--radius) 0 0 var(--radius);
  font-family: var(--font-body); font-size: 0.82rem;
  outline: none; transition: border-color var(--transition);
  background: var(--color-bg);
}
.widget-search input:focus { border-color: var(--color-primary); }
.widget-search button {
  padding: 0.55rem 0.8rem;
  background: var(--color-primary); color: #fff;
  border: none; border-radius: 0 var(--radius) var(--radius) 0;
  cursor: pointer; font-size: 0.85rem;
  transition: background var(--transition);
}
.widget-search button:hover { background: var(--color-primary-dark); }

/* ── TIMELINE ── */
.timeline { list-style: none; }
.timeline__year {
  margin-bottom: 0.25rem;
}
.timeline__year-label {
  display: flex; align-items: center; gap: 0.5rem;
  font-size: 0.78rem; font-weight: 700;
  color: var(--color-primary);
  letter-spacing: 0.06em;
  padding: 0.35rem 0;
  cursor: pointer;
  user-select: none;
  border-bottom: 1px solid var(--color-border);
}
.timeline__year-label::before {
  content: '';
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}
.timeline__year-label .tl-arrow {
  margin-left: auto;
  font-size: 0.55rem;
  color: var(--color-muted);
  transition: transform 0.2s;
}
.timeline__year.open .tl-arrow { transform: rotate(180deg); }
.timeline__months {
  display: none;
  padding: 0.25rem 0 0.25rem 1.1rem;
}
.timeline__year.open .timeline__months { display: block; }
.timeline__months a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.22rem 0;
  font-size: 0.78rem; color: var(--color-muted);
  text-decoration: none; transition: color var(--transition);
}
.timeline__months a:hover { color: var(--color-primary); }
.timeline__months .tl-count {
  font-size: 0.68rem; color: var(--color-border);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 10px; padding: 0 0.35rem;
}

/* Kategorie w sidebarze */
.widget-cats { list-style: none; }
.widget-cats li { border-bottom: 1px solid var(--color-border); }
.widget-cats li:last-child { border-bottom: none; }
.widget-cats a {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.45rem 0;
  font-size: 0.82rem; color: var(--color-text);
  text-decoration: none; transition: color var(--transition);
}
.widget-cats a:hover { color: var(--color-primary); }
.widget-cats .count {
  font-size: 0.7rem; color: var(--color-muted);
  background: var(--color-bg); border: 1px solid var(--color-border);
  border-radius: 10px; padding: 0 0.4rem;
}

/* ═══════════════════════════════════════════
   SINGLE POST
   ═══════════════════════════════════════════ */
.single-header {
  padding: 2rem 0 1.5rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.75rem;
}
.single-header__meta {
  display: flex; align-items: center; gap: 0.75rem;
  flex-wrap: wrap; margin-bottom: 0.75rem;
}
.single-header__date {
  font-size: 0.75rem; font-weight: 700;
  color: var(--color-primary);
  background: var(--color-bg-tint);
  border: 1px solid rgba(13,92,110,0.15);
  border-radius: 4px; padding: 0.18rem 0.55rem;
}
.single-header__cat {
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-muted); text-decoration: none;
}
.single-header__cat:hover { color: var(--color-primary); }
.single-header__title {
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  font-weight: 700; line-height: 1.2;
  color: var(--color-text);
}
.single-content {
  font-size: 1rem; line-height: 1.85; color: #2D3748;
}
.single-content p { margin-bottom: 1.25rem; }
.single-content img { border-radius: var(--radius); margin: 1rem 0; }
.single-content h2 {
  font-family: var(--font-display); font-size: 1.5rem;
  font-weight: 700; color: var(--color-primary);
  margin: 1.75rem 0 0.6rem;
}
.single-content h3 {
  font-family: var(--font-display); font-size: 1.2rem;
  font-weight: 700; margin: 1.25rem 0 0.4rem;
}
.single-content a { color: var(--color-primary); text-decoration: underline; }
.single-content a:hover { color: var(--color-accent); text-decoration: none; }
.single-content ul, .single-content ol { padding-left: 1.5rem; margin-bottom: 1.25rem; }
.single-content li { margin-bottom: 0.4rem; }
.single-content blockquote {
  border-left: 3px solid var(--color-accent);
  padding: 0.85rem 1.4rem;
  background: rgba(200,169,110,0.07);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-style: italic; color: var(--color-primary);
  margin: 1.5rem 0; font-size: 1.05rem;
}
.single-content figure { margin: 1.25rem 0; }
.single-content figcaption { font-size: 0.8rem; color: var(--color-muted); text-align: center; margin-top: 0.4rem; }
.single-content hr {
  border: none; height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-accent), transparent);
  margin: 2rem 0;
}

/* Post nav */
.post-nav {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
  margin-top: 2.5rem; padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}
.post-nav__item {
  padding: 0.9rem 1rem; border-radius: var(--radius);
  border: 1px solid var(--color-border);
  text-decoration: none; color: inherit;
  transition: all var(--transition);
}
.post-nav__item:hover { border-color: var(--color-primary); background: var(--color-bg-tint); }
.post-nav__item--next { text-align: right; }
.post-nav__label { font-size: 0.68rem; color: var(--color-muted); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 0.25rem; }
.post-nav__title { font-size: 0.85rem; font-weight: 600; color: var(--color-text); line-height: 1.3; }

/* Tags */
.post-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 1.5rem; }
.post-tags a {
  font-size: 0.76rem; font-weight: 500;
  color: var(--color-primary);
  background: var(--color-bg-tint);
  border: 1px solid rgba(13,92,110,0.2);
  border-radius: 50px; padding: 0.2rem 0.65rem;
  text-decoration: none; transition: all var(--transition);
}
.post-tags a:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }

/* ═══════════════════════════════════════════
   BREADCRUMBS
   ═══════════════════════════════════════════ */
.breadcrumbs-bar {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}
.breadcrumbs-bar__inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0.55rem 1.5rem;
  font-size: 0.76rem; color: var(--color-muted);
}
.breadcrumbs-bar__inner a { color: var(--color-primary); text-decoration: none; }
.breadcrumbs-bar__inner a:hover { text-decoration: underline; }
.breadcrumbs-bar__inner span { margin: 0 0.35rem; }

/* ═══════════════════════════════════════════
   EMPTY STATES
   ═══════════════════════════════════════════ */
.empty-state { text-align: center; padding: 4rem 1.5rem; }
.empty-state__icon { font-size: 3rem; margin-bottom: 1rem; opacity: 0.35; }
.empty-state__title {
  font-family: var(--font-display);
  font-size: 2rem; font-weight: 700;
  color: var(--color-primary); margin-bottom: 0.75rem;
}
.empty-state__text { font-size: 0.95rem; color: var(--color-muted); margin-bottom: 1.75rem; }

/* ═══════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════ */
.btn {
  display: inline-block; padding: 0.75rem 1.75rem;
  border-radius: 100px; font-weight: 600; font-size: 0.9rem;
  text-decoration: none; border: none; cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn--primary {
  background: var(--color-accent); color: #0F1E2E;
  box-shadow: 0 4px 16px rgba(200,169,110,0.3);
}
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 6px 22px rgba(200,169,110,0.4); }
.btn--teal {
  background: var(--color-primary); color: #fff;
  box-shadow: 0 4px 16px rgba(13,92,110,0.25);
}
.btn--teal:hover { transform: translateY(-2px); box-shadow: 0 6px 22px rgba(13,92,110,0.35); }

/* ═══════════════════════════════════════════
   CTA STRIP
   ═══════════════════════════════════════════ */
.cta-strip {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  padding: 2.5rem 1.5rem;
  text-align: center; position: relative; overflow: hidden;
}
.cta-strip::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 60% 50%, rgba(200,169,110,0.08), transparent 65%);
}
.cta-strip__inner { position: relative; max-width: 680px; margin: 0 auto; }
.cta-strip__title {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 2rem);
  font-weight: 700; color: #fff; margin-bottom: 0.5rem;
}
.cta-strip__title em { color: var(--color-accent); font-style: italic; }
.cta-strip__sub { color: rgba(255,255,255,0.65); font-size: 0.9rem; margin-bottom: 1.5rem; }

/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */
.footer {
  background: #0A1628;
  color: rgba(255,255,255,0.6);
  padding: 3rem 1.5rem 2rem;
}
.footer__inner {
  max-width: 1200px; margin: 0 auto;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2.5rem;
}
.footer__brand { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 0.5rem; }
.footer__brand span { color: var(--color-accent); }
.footer__tagline { font-size: 0.875rem; line-height: 1.5; }
.footer__heading {
  font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: 1rem;
}
.footer__links { list-style: none; }
.footer__links li { margin-bottom: 0.4rem; }
.footer__links a { font-size: 0.875rem; color: rgba(255,255,255,0.55); text-decoration: none; transition: color var(--transition); }
.footer__links a:hover { color: #fff; }
.footer__bottom {
  max-width: 1200px; margin: 2rem auto 0;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex; justify-content: space-between;
  font-size: 0.8rem; flex-wrap: wrap; gap: 0.5rem;
}

/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */
@media (max-width: 960px) {
  :root { --sidebar-width: 240px; }
}
@media (max-width: 768px) {
  .site-body { grid-template-columns: 1fr; gap: 2rem; }
  .sidebar { position: static; }
  .topbar__brand-name { display: none; }
  .nav__links {
    display: none; flex-direction: column;
    position: absolute; top: 52px; left: 0; right: 0;
    background: #fff; border-bottom: 1px solid var(--color-border);
    padding: 0.5rem 0; z-index: 200;
  }
  .nav__links.open { display: flex; }
  .nav__item { flex-direction: column; }
  .nav__link { padding: 0.75rem 1.5rem; border-bottom: none; }
  .nav__dropdown { position: static; display: none; box-shadow: none; border: none; border-radius: 0; padding-left: 1.5rem; background: var(--color-bg); }
  .nav__dropdown.mobile-open { display: block; }
  .nav__toggle { display: flex; }
  .footer__inner { grid-template-columns: 1fr 1fr; }
  .post-nav { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .footer__inner { grid-template-columns: 1fr; }
  .site-body { padding: 1.5rem 1rem 3rem; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; }
}