/* ── FONTS ───────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,700;1,400&family=DM+Sans:wght@300;400;500;600&family=DM+Mono:wght@400;500&display=swap');

/* ── VARIABLES ───────────────────────────────────────── */
:root {
  --ink:        #0f1923;
  --ink-mid:    #3a4a5c;
  --ink-light:  #6b7e94;
  --paper:      #f8f6f1;
  --white:      #ffffff;
  --accent:     #c8522a;
  --accent-2:   #2a6e8c;
  --accent-3:   #2e7d4f;
  --gold:       #c4971a;
  --border:     #e2ddd5;
  --shadow-sm:  0 1px 4px rgba(15,25,35,.07);
  --shadow-md:  0 4px 20px rgba(15,25,35,.10);
  --shadow-lg:  0 12px 48px rgba(15,25,35,.14);
  --radius:     10px;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans:  'DM Sans', system-ui, sans-serif;
  --font-mono:  'DM Mono', monospace;
}

/* ── RESET ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent-2); text-decoration: none; transition: color .2s; }
a:hover { color: var(--accent); }
img { max-width: 100%; display: block; }

/* ── TYPOGRAPHY ─────────────────────────────────────── */
h1,h2,h3,h4,h5 { font-family: var(--font-serif); line-height: 1.25; color: var(--ink); }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.4rem, 3vw, 2rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.5rem); }
p  { color: var(--ink-mid); }

/* ── LAYOUT ─────────────────────────────────────────── */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.grid-3 { display: grid; grid-template-columns: 260px 1fr 240px; gap: 32px; }
.grid-2 { display: grid; grid-template-columns: 260px 1fr; gap: 32px; }
.main-wrap { padding: 40px 0 80px; }

/* ── TOP BAR ─────────────────────────────────────────── */
.topbar {
  background: var(--ink);
  color: rgba(255,255,255,.7);
  font-size: 12px;
  padding: 6px 0;
  letter-spacing: .03em;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; }
.topbar a { color: rgba(255,255,255,.7); }
.topbar a:hover { color: #fff; }
.topbar-stats { display: flex; gap: 24px; }
.topbar-stat { display: flex; align-items: center; gap: 5px; }
.topbar-stat strong { color: var(--gold); }

/* ── HEADER ─────────────────────────────────────────── */
.site-header {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  padding: 14px 0;
}
.logo {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--ink);
  white-space: nowrap;
  flex-shrink: 0;
}
.logo span { color: var(--accent); }
.logo small { display: block; font-size: .65rem; font-family: var(--font-sans); font-weight: 400; color: var(--ink-light); letter-spacing: .08em; text-transform: uppercase; }

/* ── SEARCH BAR ─────────────────────────────────────── */
.header-search { flex: 1; max-width: 680px; }
.search-box {
  display: flex;
  background: var(--paper);
  border: 1.5px solid var(--border);
  border-radius: 50px;
  overflow: hidden;
  transition: border-color .2s, box-shadow .2s;
}
.search-box:focus-within {
  border-color: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(42,110,140,.12);
}
.search-box select {
  background: var(--accent-2);
  color: #fff;
  border: none;
  padding: 0 16px;
  font-size: .8rem;
  font-family: var(--font-sans);
  cursor: pointer;
  outline: none;
  border-radius: 50px 0 0 50px;
}
.search-box input {
  flex: 1;
  border: none;
  background: transparent;
  padding: 12px 18px;
  font-size: .95rem;
  font-family: var(--font-sans);
  color: var(--ink);
  outline: none;
}
.search-box input::placeholder { color: var(--ink-light); }
.search-box button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0 22px;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 0 50px 50px 0;
  transition: background .2s;
  white-space: nowrap;
}
.search-box button:hover { background: #b0431c; }

/* ── NAV ─────────────────────────────────────────────── */
.site-nav {
  background: var(--ink);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 0;
}
.nav-inner a {
  color: rgba(255,255,255,.8);
  padding: 11px 18px;
  font-size: .82rem;
  font-weight: 500;
  letter-spacing: .03em;
  text-transform: uppercase;
  display: block;
  transition: background .2s, color .2s;
  border-right: 1px solid rgba(255,255,255,.07);
}
.nav-inner a:hover, .nav-inner a.active {
  background: var(--accent);
  color: #fff;
}
.nav-inner .nav-drop { position: relative; }
.nav-inner .nav-drop > a::after { content: ' ▾'; font-size: .7rem; }
.nav-drop-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 220px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all .2s;
  z-index: 200;
}
.nav-drop:hover .nav-drop-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.nav-drop-menu a {
  display: block;
  color: var(--ink) !important;
  padding: 10px 18px;
  font-size: .85rem;
  border: none !important;
  text-transform: none;
  background: transparent;
}
.nav-drop-menu a:hover { background: var(--paper); color: var(--accent) !important; }

/* ── HERO ────────────────────────────────────────────── */
.hero {
  background: linear-gradient(135deg, var(--ink) 0%, #1a3a52 60%, #0d2a3c 100%);
  color: #fff;
  padding: 80px 0;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 50%, rgba(200,82,42,.15) 0%, transparent 60%),
                    radial-gradient(circle at 80% 20%, rgba(42,110,140,.2) 0%, transparent 50%);
}
.hero::after {
  content: '';
  position: absolute;
  right: -100px;
  top: -100px;
  width: 600px;
  height: 600px;
  border: 1px solid rgba(255,255,255,.05);
  border-radius: 50%;
}
.hero-inner { position: relative; z-index: 1; max-width: 760px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(200,82,42,.2);
  border: 1px solid rgba(200,82,42,.4);
  color: #f0a080;
  font-size: .78rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 20px;
  letter-spacing: .05em;
  text-transform: uppercase;
}
.hero h1 { font-size: clamp(2rem, 5vw, 3.2rem); margin-bottom: 16px; }
.hero h1 em { color: var(--gold); font-style: normal; }
.hero p { font-size: 1.1rem; color: rgba(255,255,255,.75); max-width: 600px; margin-bottom: 36px; }
.hero-search-big {
  display: flex;
  background: var(--white);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  max-width: 700px;
}
.hero-search-big select {
  background: var(--paper);
  border: none;
  border-right: 1px solid var(--border);
  padding: 0 20px;
  font-family: var(--font-sans);
  font-size: .9rem;
  color: var(--ink);
  cursor: pointer;
  outline: none;
}
.hero-search-big input {
  flex: 1;
  border: none;
  padding: 18px 20px;
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--ink);
  outline: none;
}
.hero-search-big button {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 0 32px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s;
  font-family: var(--font-sans);
}
.hero-search-big button:hover { background: #b0431c; }
.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 40px;
}
.hero-stat-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
}
.hero-stat-label { font-size: .78rem; color: rgba(255,255,255,.55); text-transform: uppercase; letter-spacing: .08em; }

/* ── SECTION TITLES ─────────────────────────────────── */
.section-header { margin-bottom: 28px; display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.section-title { font-size: 1.4rem; position: relative; }
.section-title::after { content: ''; display: block; width: 40px; height: 3px; background: var(--accent); margin-top: 6px; border-radius: 2px; }
.see-all { font-size: .82rem; color: var(--accent-2); font-weight: 600; display: flex; align-items: center; gap: 4px; }
.see-all:hover { color: var(--accent); }

/* ── JOURNAL CARD ───────────────────────────────────── */
.journal-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  transition: box-shadow .25s, transform .25s, border-color .25s;
  position: relative;
}
.journal-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: rgba(42,110,140,.25);
}
.journal-card-title {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-2);
  margin-bottom: 6px;
  display: block;
  line-height: 1.35;
}
.journal-card-title:hover { color: var(--accent); }
.journal-card-pub {
  font-size: .8rem;
  color: var(--ink-light);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.journal-card-pub a { color: var(--ink-light); }
.journal-card-pub a:hover { color: var(--accent-2); }
.journal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: .72rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 50px;
  letter-spacing: .02em;
  white-space: nowrap;
}
.badge-green  { background: #e8f5ee; color: var(--accent-3); border: 1px solid #c3e6d0; }
.badge-blue   { background: #e8f3f8; color: var(--accent-2); border: 1px solid #c0dae8; }
.badge-red    { background: #fdf0ec; color: var(--accent);   border: 1px solid #f4cfc3; }
.badge-gold   { background: #fef8e8; color: var(--gold);     border: 1px solid #f5e3aa; }
.badge-gray   { background: #f0ede8; color: var(--ink-mid);  border: 1px solid var(--border); }
.journal-card-subjects { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 8px; }
.subj-tag {
  font-size: .7rem;
  color: var(--ink-mid);
  background: var(--paper);
  border: 1px solid var(--border);
  padding: 2px 9px;
  border-radius: 4px;
  transition: all .15s;
}
.subj-tag:hover { background: var(--accent-2); color: #fff; border-color: var(--accent-2); }

/* ── JOURNAL LIST (rows) ────────────────────────────── */
.journal-list .journal-card {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: start;
  gap: 16px;
}

/* ── SIDEBAR ─────────────────────────────────────────── */
.sidebar-widget {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-bottom: 24px;
}
.widget-header {
  background: var(--ink);
  color: #fff;
  padding: 12px 18px;
  font-size: .78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .08em;
  display: flex;
  align-items: center;
  gap: 8px;
}
.widget-body { padding: 14px 18px; }
.widget-list { list-style: none; }
.widget-list li { border-bottom: 1px solid var(--border); }
.widget-list li:last-child { border-bottom: none; }
.widget-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  font-size: .85rem;
  color: var(--ink-mid);
  transition: color .15s;
}
.widget-list a:hover { color: var(--accent); }
.widget-list .count {
  background: var(--paper);
  border: 1px solid var(--border);
  border-radius: 50px;
  font-size: .7rem;
  font-weight: 600;
  padding: 1px 8px;
  color: var(--ink-light);
}

/* ── FILTER PANEL ───────────────────────────────────── */
.filter-panel {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 24px;
}
.filter-title {
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--ink-light);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}
.filter-group { margin-bottom: 18px; }
.filter-group label { display: flex; align-items: center; gap: 8px; font-size: .85rem; cursor: pointer; padding: 4px 0; color: var(--ink-mid); }
.filter-group label input[type=checkbox] { accent-color: var(--accent-2); width: 15px; height: 15px; }
.filter-group label:hover { color: var(--accent-2); }
.filter-select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: .85rem;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  outline: none;
  cursor: pointer;
}
.filter-select:focus { border-color: var(--accent-2); }
.filter-input {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: .85rem;
  font-family: var(--font-sans);
  color: var(--ink);
  background: var(--paper);
  outline: none;
}
.filter-input:focus { border-color: var(--accent-2); }
.btn-filter {
  width: 100%;
  background: var(--accent-2);
  color: #fff;
  border: none;
  padding: 10px;
  border-radius: 6px;
  font-size: .85rem;
  font-weight: 600;
  cursor: pointer;
  transition: background .2s;
  font-family: var(--font-sans);
  margin-top: 4px;
}
.btn-filter:hover { background: var(--accent); }
.btn-reset {
  width: 100%;
  background: transparent;
  color: var(--ink-light);
  border: 1px solid var(--border);
  padding: 8px;
  border-radius: 6px;
  font-size: .8rem;
  cursor: pointer;
  transition: all .2s;
  font-family: var(--font-sans);
  margin-top: 6px;
}
.btn-reset:hover { border-color: var(--accent); color: var(--accent); }

/* ── PAGINATION ─────────────────────────────────────── */
.pagination { display: flex; gap: 6px; align-items: center; justify-content: center; margin-top: 40px; flex-wrap: wrap; }
.page-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--white);
  font-size: .85rem;
  color: var(--ink-mid);
  transition: all .2s;
  font-family: var(--font-sans);
  font-weight: 500;
}
.page-btn:hover { border-color: var(--accent-2); color: var(--accent-2); }
.page-btn.active { background: var(--accent-2); border-color: var(--accent-2); color: #fff; }
.page-btn.disabled { opacity: .4; pointer-events: none; }

/* ── TAGS CLOUD ─────────────────────────────────────── */
.tags-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-pill {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 50px;
  padding: 5px 14px;
  font-size: .8rem;
  color: var(--ink-mid);
  transition: all .2s;
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.tag-pill:hover { background: var(--accent-2); border-color: var(--accent-2); color: #fff; }
.tag-pill .pill-count { font-size: .7rem; opacity: .7; }

/* ── ALPHABET NAV ───────────────────────────────────── */
.alpha-nav { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 24px; }
.alpha-btn {
  width: 34px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  border-radius: 6px;
  font-size: .8rem;
  font-weight: 600;
  color: var(--ink-mid);
  background: var(--white);
  transition: all .2s;
}
.alpha-btn:hover, .alpha-btn.active { background: var(--accent-2); border-color: var(--accent-2); color: #fff; }
.alpha-btn.disabled { opacity: .3; pointer-events: none; }

/* ── JOURNAL DETAIL PAGE ────────────────────────────── */
.detail-hero {
  background: linear-gradient(135deg, #f0ece3 0%, #e8e4db 100%);
  border-bottom: 1px solid var(--border);
  padding: 48px 0 36px;
}
.detail-hero-inner { max-width: 900px; }
.detail-issn { font-family: var(--font-mono); font-size: .78rem; color: var(--ink-light); margin-bottom: 10px; letter-spacing: .08em; }
.detail-title { font-size: clamp(1.5rem, 4vw, 2.4rem); margin-bottom: 12px; }
.detail-pub { font-size: .9rem; color: var(--ink-mid); margin-bottom: 16px; }
.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 16px;
  margin-top: 28px;
}
.detail-stat {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
}
.detail-stat-label { font-size: .7rem; color: var(--ink-light); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 4px; }
.detail-stat-val { font-family: var(--font-serif); font-size: 1.2rem; font-weight: 700; color: var(--ink); }
.detail-section { margin-bottom: 36px; }
.detail-section-title {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--ink-light);
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
  margin-bottom: 16px;
}
.info-table { width: 100%; border-collapse: collapse; }
.info-table tr { border-bottom: 1px solid var(--border); }
.info-table tr:last-child { border-bottom: none; }
.info-table td { padding: 10px 0; font-size: .88rem; }
.info-table td:first-child { color: var(--ink-light); width: 200px; font-weight: 500; }
.info-table td:last-child { color: var(--ink); }
.info-table a { color: var(--accent-2); }
.info-table a:hover { color: var(--accent); }

/* ── BREADCRUMBS ─────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .8rem;
  color: var(--ink-light);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.breadcrumb a { color: var(--accent-2); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--border); }

/* ── STATS BAR ───────────────────────────────────────── */
.stats-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 12px;
}
.stats-bar .result-count { font-size: .9rem; color: var(--ink-mid); }
.stats-bar .result-count strong { color: var(--ink); }
.sort-control { display: flex; align-items: center; gap: 10px; font-size: .85rem; color: var(--ink-light); }
.sort-select {
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font-family: var(--font-sans);
  font-size: .82rem;
  color: var(--ink);
  background: var(--white);
  outline: none;
  cursor: pointer;
}

/* ── SUBJECT / KEYWORD GRID ─────────────────────────── */
.subject-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 16px;
}
.subject-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  transition: all .25s;
  display: block;
  color: var(--ink);
}
.subject-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); border-color: var(--accent-2); color: var(--ink); }
.subject-icon { font-size: 2rem; margin-bottom: 10px; }
.subject-card-name { font-family: var(--font-serif); font-size: 1rem; font-weight: 700; margin-bottom: 4px; color: var(--ink); }
.subject-card-count { font-size: .78rem; color: var(--ink-light); }

/* ── PUBLISHER PAGE ─────────────────────────────────── */
.pub-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  transition: all .25s;
}
.pub-card:hover { box-shadow: var(--shadow-md); border-color: var(--accent-2); }
.pub-name { font-family: var(--font-serif); font-size: 1rem; font-weight: 700; color: var(--accent-2); }
.pub-name:hover { color: var(--accent); }
.pub-meta { font-size: .8rem; color: var(--ink-light); margin-top: 3px; }
.pub-count { font-family: var(--font-serif); font-size: 1.8rem; font-weight: 700; color: var(--ink); white-space: nowrap; }
.pub-count small { font-size: .7rem; color: var(--ink-light); display: block; text-align: center; font-family: var(--font-sans); }

/* ── COUNTRY CARDS ──────────────────────────────────── */
.country-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.country-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  transition: all .25s;
}
.country-card:hover { box-shadow: var(--shadow-md); border-color: var(--accent-2); }
.country-flag { font-size: 1.8rem; }
.country-name { font-size: .9rem; font-weight: 600; color: var(--ink); }
.country-count { font-size: .75rem; color: var(--ink-light); }

/* ── FOOTER ─────────────────────────────────────────── */
.site-footer {
  background: var(--ink);
  color: rgba(255,255,255,.65);
  padding: 64px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand .logo { color: #fff; margin-bottom: 14px; }
.footer-brand p { font-size: .85rem; line-height: 1.7; max-width: 280px; }
.footer-col h4 {
  color: #fff;
  font-family: var(--font-sans);
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 14px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: rgba(255,255,255,.55); font-size: .84rem; transition: color .15s; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: .78rem;
  flex-wrap: wrap;
  gap: 12px;
}

/* ── UTILITIES ─────────────────────────────────────────── */
.text-center { text-align: center; }
.mt-8  { margin-top:  8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-8  { margin-bottom:  8px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.gap-8  { gap: 8px; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.icon { display: inline-block; }
.empty-state { text-align: center; padding: 60px 20px; color: var(--ink-light); }
.empty-state .empty-icon { font-size: 3rem; margin-bottom: 16px; }
.empty-state h3 { font-size: 1.2rem; margin-bottom: 8px; color: var(--ink-mid); }
.no-free-apc { display: inline-block; background: #e8f5ee; color: var(--accent-3); border: 1px solid #c3e6d0; padding: 2px 10px; border-radius: 50px; font-size: .72rem; font-weight: 600; }

/* ── RESPONSIVE ─────────────────────────────────────── */
@media (max-width: 1100px) {
  .grid-3 { grid-template-columns: 240px 1fr; }
  .grid-3 > *:last-child { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .header-inner { flex-wrap: wrap; gap: 12px; }
  .header-search { order: 3; width: 100%; max-width: 100%; }
  .hero { padding: 48px 0; }
  .hero-stats { flex-wrap: wrap; gap: 24px; }
  .nav-inner { overflow-x: auto; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-grid > *:not(:first-child) { display: none; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .search-box select { display: none; }
}

/* ── ANIMATIONS ─────────────────────────────────────── */
@keyframes fadeInUp { from { opacity:0; transform:translateY(16px); } to { opacity:1; transform:none; } }
.fade-in { animation: fadeInUp .4s ease both; }
.fade-in-d1 { animation-delay: .1s; }
.fade-in-d2 { animation-delay: .2s; }
.fade-in-d3 { animation-delay: .3s; }