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

:root {
  --blue:       #3b82f6;
  --blue-d:     #2563eb;
  --blue-light: #60a5fa;
  --blue-pale:  #dbeafe;
  --blue-bg:    #eff6ff;
  --blue-mid:   #bfdbfe;
  --dark:       #1e1b4b;
  --gray-1:     #1f2937;
  --gray-2:     #374151;
  --gray-3:     #6b7280;
  --gray-4:     #9ca3af;
  --gray-5:     #d1d5db;
  --gray-6:     #e5e7eb;
  --gray-7:     #f3f4f6;
  --white:      #ffffff;
  --radius:     10px;
  --radius-lg:  16px;
  --shadow:     0 4px 20px rgba(59,130,246,.08);
  --shadow-md:  0 8px 32px rgba(59,130,246,.13);
  --font:        'Inter', system-ui, sans-serif;
  --font-mono:   'JetBrains Mono', 'Courier New', monospace;
}

html { font-size: 16px; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--gray-1);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }

.main-content { min-height: 70vh; }

/* ── Buttons ── */
.btn-primary {
  display: inline-block;
  background: var(--blue);
  color: var(--white);
  padding: 13px 30px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .9rem;
  border: none;
  cursor: pointer;
  transition: all .2s;
  letter-spacing: .3px;
}
.btn-primary:hover {
  background: var(--blue-d);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(37,99,235,.35);
  text-decoration: none;
  color: var(--white);
}

.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--blue);
  padding: 11px 28px;
  border-radius: 50px;
  font-weight: 700;
  font-size: .9rem;
  border: 2px solid var(--blue);
  cursor: pointer;
  transition: all .2s;
}
.btn-outline:hover {
  background: var(--blue);
  color: var(--white);
  text-decoration: none;
}

/* ── Alerts ── */
.alert { padding: 14px 18px; border-radius: var(--radius); margin-bottom: 20px; font-size: .9rem; }
.alert-ok    { background: #dcfce7; color: #166534; border-left: 4px solid #22c55e; }
.alert-error { background: #ffe4f0; color: #9d174d; border-left: 4px solid var(--blue); }

/* ── Prose (article body) ── */
.prose {
  font-family: var(--font);
  font-size: 1.1rem;
  line-height: 1.9;
  color: #2a2a3a;
}
.prose > p:first-of-type {
  font-size: 1.15rem;
  line-height: 1.85;
  color: var(--gray-2);
}
.prose h2 {
  font-family: var(--font);
  font-size: 1.65rem;
  font-weight: 800;
  margin: 2.8rem 0 .9rem;
  color: var(--dark);
  letter-spacing: -.3px;
  line-height: 1.25;
}
.prose h2::after {
  content: '';
  display: block;
  width: 36px;
  height: 3px;
  background: var(--blue);
  border-radius: 2px;
  margin-top: 8px;
}
.prose h3 {
  font-family: var(--font);
  font-size: 1.2rem;
  font-weight: 700;
  margin: 2rem 0 .6rem;
  color: var(--dark);
}
.prose p  { margin-bottom: 1.5rem; }
.prose ul, .prose ol { margin: 0 0 1.5rem 1.4rem; }
.prose li { margin-bottom: .6rem; line-height: 1.75; }
.prose a  { color: var(--blue); font-weight: 600; text-decoration: underline; text-decoration-color: var(--blue-mid); }
.prose a:hover { text-decoration-color: var(--blue); }
.prose img { border-radius: var(--radius-lg); margin: 2rem 0; width: 100%; }
.prose blockquote {
  border-left: 3px solid var(--blue);
  padding: 20px 28px;
  margin: 2.5rem 0;
  background: var(--blue-bg);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--font);
  font-style: italic;
  color: var(--gray-2);
  font-size: 1.18rem;
  line-height: 1.75;
}
.prose strong { font-weight: 700; color: var(--dark); font-family: var(--font); }

/* ── Inline code ── */
.prose code {
  font-family: var(--font-mono);
  font-size: .88em;
  background: #eef3ff;
  color: #1d4ed8;
  padding: 2px 7px;
  border-radius: 5px;
  border: 1px solid #c7d7fe;
  white-space: nowrap;
}

/* ── Code blocks ── */
.prose pre {
  background: #0d1628;
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 1.8rem 0;
  overflow-x: auto;
  border: 1px solid rgba(59,130,246,.15);
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
  position: relative;
}
.prose pre::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, #2563eb, #60a5fa);
  border-radius: var(--radius) var(--radius) 0 0;
}
.prose pre code {
  font-family: var(--font-mono);
  font-size: .88rem;
  color: #c9d8ff;
  background: none;
  border: none;
  padding: 0;
  border-radius: 0;
  white-space: pre;
  line-height: 1.7;
}

.prose table { width: 100%; border-collapse: collapse; margin-bottom: 1.6rem; font-size: .95rem; }
.prose table th { background: var(--blue-bg); color: var(--dark); font-weight: 700; text-align: left; padding: 10px 14px; border-bottom: 2px solid var(--blue-mid); }
.prose table td { padding: 10px 14px; border-bottom: 1px solid var(--gray-7); vertical-align: top; }
.prose table tr:last-child td { border-bottom: none; }
.prose table tr:nth-child(even) td { background: var(--gray-8); }

/* ── Article cards ── */
.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
  gap: 28px;
}

.card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  box-shadow: var(--shadow);
  transition: transform .2s, box-shadow .2s;
  border: 1px solid var(--gray-6);
}
.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.card-img-wrap {
  position: relative;
  display: block;
  aspect-ratio: 4/3;
  overflow: hidden;
}
.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}
.card:hover .card-img { transform: scale(1.06); }
.card-img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--blue-pale) 0%, var(--blue-mid) 50%, var(--blue-bg) 100%);
}

.card-cat {
  position: absolute;
  top: 12px;
  left: 12px;
  color: #fff;
  font-size: .68rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 50px;
  letter-spacing: .4px;
  text-transform: uppercase;
}

.card-body { padding: 18px 20px 20px; }
.card-title {
  font-family: var(--font);
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.38;
  margin-bottom: 8px;
}
.card-title a:hover { color: var(--blue); }
.card-excerpt { font-size: .85rem; color: var(--gray-3); line-height: 1.6; margin-bottom: 12px; }
.card-meta {
  font-size: .75rem;
  color: var(--gray-4);
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
}
.card-cat-link { font-weight: 700; }
.card-readtime { color: var(--gray-5); }
.card-readtime::before { content: '·'; margin-right: 6px; }

/* ── Page wrappers ── */
.page-wrap { max-width: 1180px; margin: 0 auto; padding: 52px 24px; }
.page-wrap-narrow { max-width: 780px; }
.page-head { margin-bottom: 44px; }
.page-head-sub { color: var(--gray-4); font-size: .9rem; margin-top: 6px; }
.page-head h1 {
  font-family: var(--font);
  font-size: 2.6rem;
  font-weight: 900;
  color: var(--dark);
}
.page-sub { color: var(--gray-3); margin-top: 10px; font-size: 1.05rem; }

/* ── Breadcrumb ── */
.breadcrumb {
  display: flex;
  gap: 0;
  align-items: center;
  font-size: .75rem;
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: .02em;
  padding: 20px 0 28px;
  flex-wrap: wrap;
}
.breadcrumb a {
  color: var(--blue);
  text-decoration: none;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(37,99,235,.08);
  border: 1px solid rgba(37,99,235,.15);
  transition: background .15s, border-color .15s;
}
.breadcrumb a:hover {
  background: rgba(37,99,235,.15);
  border-color: rgba(37,99,235,.3);
  text-decoration: none;
  color: var(--blue-d);
}
.breadcrumb .bc-sep {
  color: rgba(37,99,235,.35);
  font-size: .7rem;
  padding: 0 6px;
  user-select: none;
}
.breadcrumb .bc-current {
  color: var(--gray-2);
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--gray-7);
  border: 1px solid var(--gray-6);
  max-width: 320px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: block;
}

/* ── Pagination ── */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 14px;
  padding: 48px 0 0;
}
.pag-btn {
  padding: 10px 24px;
  border: 2px solid var(--blue-mid);
  border-radius: 50px;
  font-weight: 700;
  font-size: .88rem;
  color: var(--blue);
  transition: all .2s;
}
.pag-btn:hover {
  background: var(--blue);
  border-color: var(--blue);
  color: var(--white);
  text-decoration: none;
}
.pag-info { font-size: .85rem; color: var(--gray-4); }

/* ── Category grid ── */
/* ── Category page ── */
.cat-page-head { text-align: center; margin-bottom: 52px; }
.cat-page-title { font-family: var(--font); font-size: 2.8rem; font-weight: 900; color: var(--dark); margin-bottom: 10px; }
.cat-page-sub   { color: var(--gray-4); font-size: 1.05rem; }

.cat-cover-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

/* Featured first card spans 2 cols */
.cat-cover-card--featured { grid-column: span 2; }

.cat-cover-card {
  position: relative;
  display: block;
  border-radius: 18px;
  overflow: hidden;
  text-decoration: none;
  color: #fff;
  aspect-ratio: 4 / 5;
  box-shadow: 0 4px 20px rgba(0,0,0,.12);
  transition: transform .35s ease, box-shadow .35s ease;
}
.cat-cover-card--featured { aspect-ratio: 8 / 5; }
.cat-cover-card:hover { transform: translateY(-5px); box-shadow: 0 12px 40px rgba(0,0,0,.22); text-decoration: none; color: #fff; }

/* Image layer */
.cat-cover-img {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: transform .5s ease;
}
.cat-cover-card:hover .cat-cover-img { transform: scale(1.05); }

/* Gradient fallback when no image */
.cat-cover-img--gradient {
  background: linear-gradient(145deg, #dbeafe, var(--cat-color));
  display: flex;
  align-items: center;
  justify-content: center;
}
.cat-cover-initial {
  font-family: var(--font);
  font-size: 7rem;
  font-weight: 900;
  color: rgba(255,255,255,.25);
  line-height: 1;
  user-select: none;
}

/* Dark gradient overlay */
.cat-cover-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 25%, rgba(0,0,0,.2) 55%, rgba(0,0,0,.72) 100%);
  transition: opacity .3s;
}
.cat-cover-card--plain .cat-cover-overlay {
  background: linear-gradient(to bottom, transparent 30%, rgba(0,0,0,.15) 60%, rgba(0,0,0,.55) 100%);
}

/* Text body at bottom */
.cat-cover-body {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 28px 24px 26px;
  z-index: 1;
}
.cat-cover-count {
  display: inline-block;
  background: rgba(255,255,255,.2);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border: 1px solid rgba(255,255,255,.25);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  padding: 3px 11px;
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: .5px;
  margin-bottom: 10px;
}
.cat-cover-name {
  font-family: var(--font);
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
  margin: 0 0 6px;
  line-height: 1.2;
  text-shadow: 0 1px 6px rgba(0,0,0,.3);
}
.cat-cover-card--featured .cat-cover-name { font-size: 2rem; }
.cat-cover-desc {
  font-size: .82rem;
  color: rgba(255,255,255,.8);
  margin: 0 0 12px;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.cat-cover-arrow {
  font-size: .78rem;
  font-weight: 700;
  color: rgba(255,255,255,.7);
  letter-spacing: .3px;
  transition: color .2s, letter-spacing .2s;
}
.cat-cover-card:hover .cat-cover-arrow { color: #fff; letter-spacing: 1px; }

/* ── Legacy cat badge (used in category show pages) ── */
.cat-card-dot { width: 14px; height: 14px; border-radius: 50%; flex-shrink: 0; margin-top: 4px; }
.cat-badge-lg { display: inline-block; color: #fff; font-size: .72rem; font-weight: 700; padding: 5px 14px; border-radius: 50px; margin-bottom: 12px; text-transform: uppercase; letter-spacing: .4px; }

/* ── Auth ── */
.auth-wrap { display: flex; align-items: center; justify-content: center; min-height: 60vh; padding: 40px 20px; background: var(--blue-bg); }
.auth-box { width: 100%; max-width: 440px; background: var(--white); border: 2px solid var(--blue-pale); border-radius: var(--radius-lg); padding: 44px; box-shadow: var(--shadow-md); }
.auth-title { font-family: var(--font); font-size: 1.8rem; font-weight: 900; margin-bottom: 28px; color: var(--dark); }
.auth-form label { display: block; margin-bottom: 18px; font-size: .88rem; font-weight: 600; color: var(--gray-2); }
.auth-form input { display: block; width: 100%; margin-top: 6px; padding: 12px 16px; border: 2px solid var(--gray-5); border-radius: var(--radius); font-family: var(--font); font-size: .95rem; }
.auth-form input:focus { outline: none; border-color: var(--blue); }
.auth-form .btn-primary { width: 100%; margin-top: 8px; text-align: center; }

/* ── Contact ── */
.contact-form label { display: block; margin-bottom: 18px; font-size: .88rem; font-weight: 600; color: var(--gray-2); }
.contact-form input,
.contact-form textarea { display: block; width: 100%; margin-top: 6px; padding: 12px 16px; border: 2px solid var(--gray-5); border-radius: var(--radius); font-family: var(--font); font-size: .95rem; resize: vertical; }
.contact-form input:focus,
.contact-form textarea:focus { outline: none; border-color: var(--blue); }
.contact-form .btn-primary { margin-top: 10px; }

/* ── Section decorators ── */
.section-eyebrow {
  display: block;
  font-family: var(--font);
  font-size: 1.4rem;
  color: var(--blue);
  margin-bottom: 6px;
}
.section-title {
  font-family: var(--font);
  font-size: 2rem;
  font-weight: 900;
  color: var(--dark);
}

/* ── Misc ── */
.empty { color: var(--gray-4); text-align: center; padding: 60px 0; font-size: 1rem; }

/* ── Newsletter section ── */
.newsletter-section {
  background: linear-gradient(135deg, #dbeafe 0%, #eff6ff 50%, #dbeafe 100%);
  padding: 72px 24px;
  position: relative;
  overflow: hidden;
}
.newsletter-blob {
  position: absolute;
  border-radius: 50%;
  opacity: .35;
  pointer-events: none;
}
.blob-1 { width: 440px; height: 440px; background: radial-gradient(circle, #93c5fd, transparent); top: -120px; left: -80px; }
.blob-2 { width: 320px; height: 320px; background: radial-gradient(circle, #60a5fa, transparent); bottom: -90px; right: -50px; }

.newsletter-inner {
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 64px;
}
.nl-left { flex: 1; }
.nl-right { flex: 1; }

.newsletter-eyebrow {
  display: block;
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 10px;
}
.newsletter-title {
  font-family: var(--font);
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--dark);
  margin-bottom: 12px;
  line-height: 1.15;
}
.newsletter-sub { color: var(--gray-3); font-size: .95rem; line-height: 1.7; }

.newsletter-form { display: flex; gap: 10px; margin-bottom: 10px; }
.nl-input {
  flex: 1;
  padding: 14px 20px;
  border: 2px solid var(--blue-mid);
  border-radius: 50px;
  font-family: var(--font);
  font-size: .92rem;
  background: var(--white);
  color: var(--dark);
  transition: border-color .18s, box-shadow .18s;
}
.nl-input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(59,130,246,.1); }
.nl-btn {
  padding: 14px 26px;
  background: linear-gradient(135deg, #3b82f6 0%, #6366f1 50%, #60a5fa 100%);
  color: var(--white);
  border: none;
  border-radius: 50px;
  font-family: var(--font);
  font-weight: 700;
  font-size: .88rem;
  cursor: pointer;
  white-space: nowrap;
  transition: all .22s;
  box-shadow: 0 4px 16px rgba(59,130,246,.22);
}
.nl-btn:hover { background: linear-gradient(135deg, #2563eb, #3b82f6); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(59,130,246,.32); }
.newsletter-fine { font-size: .76rem; color: var(--gray-4); }
.nl-thanks { font-weight: 700; color: var(--blue); font-size: 1rem; }

/* ── Footer ── */
.site-footer {
  background: linear-gradient(180deg, #e0f2fe 0%, #dbeafe 60%, #bfdbfe 100%);
  position: relative;
  overflow: hidden;
}

/* diagonal gloss sweep */
.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: -70%;
  width: 55%;
  height: 100%;
  background: linear-gradient(105deg, transparent 0%, rgba(255,255,255,.18) 50%, transparent 100%);
  animation: footerGloss 9s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}
@keyframes footerGloss {
  0%   { left: -70%; opacity: .6; }
  50%  { left: 130%; opacity: 1; }
  100% { left: -70%; opacity: .6; }
}

/* sparkle stars */
.footer-sparkles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.fsp {
  position: absolute;
  color: #3b82f6;
  opacity: 0;
  animation: fspTwinkle 3.5s ease-in-out infinite;
}
.fsp-1 { top: 11%;  left:  6%;   font-size: .7rem;  animation-delay: 0s;    color: #60a5fa; }
.fsp-2 { top:  7%;  left: 27%;   font-size: 1rem;   animation-delay: 1.1s;  color: #3b82f6; }
.fsp-3 { top: 18%;  left: 53%;   font-size: .65rem; animation-delay: 2.2s;  color: #93c5fd; }
.fsp-4 { top:  9%;  right: 11%;  font-size: .8rem;  animation-delay: 0.5s;  color: #2563eb; }
.fsp-5 { top: 62%;  left:  5%;   font-size: .55rem; animation-delay: 2.8s;  color: #60a5fa; }
.fsp-6 { top: 68%;  right:  7%;  font-size: .9rem;  animation-delay: 1.7s;  color: #3b82f6; }
.fsp-7 { top: 44%;  left: 41%;   font-size: .6rem;  animation-delay: 3.3s;  color: #93c5fd; }
.fsp-8 { top: 55%;  right: 28%;  font-size: .5rem;  animation-delay: 0.9s;  color: #2563eb; }

@keyframes fspTwinkle {
  0%, 100% { opacity: 0;    transform: scale(.7) rotate(0deg); }
  35%       { opacity: .75; transform: scale(1.25) rotate(18deg); }
  65%       { opacity: .3;  transform: scale(.9) rotate(-12deg); }
}

.footer-wave {
  display: block;
  line-height: 0;
  margin-bottom: -1px;
}
.footer-wave svg { width: 100%; height: 54px; display: block; }

.footer-inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 56px 24px 52px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  position: relative;
  z-index: 1;
}

.footer-brand .footer-logo {
  display: inline-flex;
  flex-direction: column;
  text-decoration: none;
  margin-bottom: 14px;
}

.footer-logo-img { display: block; height: 56px; width: auto; }
.footer-logo--img:hover .footer-logo-img { opacity: .85; }

/* pearl shimmer on footer logo */
.footer-brand .logo-main {
  font-family: var(--font);
  font-size: 1.5rem;
  font-weight: 900;
  background: linear-gradient(120deg, #1d4ed8 0%, #3b82f6 22%, #bfdbfe 45%, #93c5fd 55%, #3b82f6 78%, #1d4ed8 100%);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: footerPearl 6s linear infinite;
}
@keyframes footerPearl {
  0%   { background-position: 0% center; }
  100% { background-position: 220% center; }
}
.footer-tagline {
  font-size: .85rem;
  color: var(--gray-3);
  margin-bottom: 22px;
  line-height: 1.6;
  max-width: 220px;
}

/* Social pills */
.footer-socials { display: flex; flex-direction: column; gap: 8px; }
.footer-social-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border-radius: 50px;
  border: 1.5px solid var(--blue-mid);
  background: rgba(255,255,255,.65);
  color: var(--blue);
  font-size: .78rem;
  font-weight: 600;
  transition: all .25s;
  width: fit-content;
  backdrop-filter: blur(6px);
  position: relative;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(59,130,246,.12), inset 0 1px 0 rgba(255,255,255,.8);
}
/* gloss sweep on pill hover */
.footer-social-pill::after {
  content: '';
  position: absolute;
  top: 0; left: -80%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.55), transparent);
  transition: left .45s ease;
  pointer-events: none;
}
.footer-social-pill:hover {
  background: linear-gradient(135deg, #3b82f6, #60a5fa);
  border-color: #3b82f6;
  color: #fff;
  transform: translateX(5px);
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(59,130,246,.35);
}
.footer-social-pill:hover::after { left: 130%; }

.footer-col-title {
  font-family: var(--font);
  font-size: .95rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 18px;
  position: relative;
  padding-bottom: 10px;
}
.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 24px; height: 2px;
  background: linear-gradient(90deg, #1d4ed8, #6366f1, #bfdbfe, #6366f1, #1d4ed8);
  background-size: 200% auto;
  border-radius: 2px;
  animation: underlineShimmer 3s linear infinite, underlinePulse 2.5s ease-in-out infinite alternate;
}
@keyframes underlineShimmer {
  0%   { background-position: 0% center; }
  100% { background-position: 200% center; }
}
@keyframes underlinePulse {
  0%   { width: 20px; }
  100% { width: 38px; }
}

.footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: .88rem;
  color: var(--gray-3);
  transition: color .18s, padding-left .18s;
  display: inline-block;
}
.footer-links a:hover { color: var(--blue); padding-left: 4px; text-decoration: none; }

/* Bottom bar */
.footer-bottom {
  border-top: 1px solid rgba(59,130,246,.18);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  font-size: .78rem;
  color: var(--gray-3);
  position: relative;
  z-index: 1;
}
.footer-bottom-rule {
  flex: 1;
  height: 1.5px;
  background: linear-gradient(90deg, transparent, #60a5fa, #93c5fd, #60a5fa, transparent);
  background-size: 200% auto;
  display: block;
  max-width: 140px;
  border-radius: 2px;
  animation: ruleGlow 4s ease-in-out infinite;
}
@keyframes ruleGlow {
  0%, 100% { opacity: .5; background-position: 0% center; }
  50%       { opacity: 1;  background-position: 200% center; }
}
.footer-made { color: var(--gray-4); }

@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .newsletter-inner { flex-direction: column; gap: 32px; }
  .nl-right { width: 100%; }
}
@media (max-width: 600px) {
  .footer-inner { grid-template-columns: 1fr 1fr; gap: 24px 16px; padding: 36px 16px 32px; }
  .footer-brand { grid-column: span 2; text-align: center; }
  .footer-brand .footer-tagline { max-width: 100%; }
  .footer-socials { flex-direction: row; flex-wrap: wrap; justify-content: center; gap: 8px; }
  .newsletter-inner { gap: 24px; }
  .newsletter-form { flex-direction: column; }
  .nl-input, .nl-btn { width: 100%; }
  .page-head h1 { font-size: 1.9rem; }
  .article-grid { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: 1fr; }
  .cat-cover-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .cat-cover-card--featured { grid-column: span 2; aspect-ratio: 16/7; }
  .cat-page-title { font-size: 2rem; }
  .page-wrap { padding: 32px 16px; }
  .pagination { gap: 8px; }
  .pag-btn { padding: 8px 16px; font-size: .82rem; }
  .pag-info { font-size: .78rem; }
  .newsletter-section { padding: 52px 16px; }
  .newsletter-title { font-size: 1.9rem; }
}
@media (max-width: 480px) {
  .cat-cover-grid { grid-template-columns: 1fr; gap: 14px; }
  .cat-cover-card--featured { grid-column: span 1; aspect-ratio: 4/3; }
  .cat-cover-card { aspect-ratio: 4/3; }
  .cat-cover-name { font-size: 1.2rem; }
  .cat-cover-card--featured .cat-cover-name { font-size: 1.4rem; }
  .cat-cover-body { padding: 20px 18px 18px; }
  .auth-box { padding: 28px 20px; }
  .auth-title { font-size: 1.5rem; margin-bottom: 20px; }
  .page-head h1 { font-size: 1.6rem; }
  .newsletter-title { font-size: 1.6rem; }
  .section-title { font-size: 1.6rem; }
  .cookie-banner { flex-direction: column; align-items: flex-start; gap: 10px; padding: 14px 16px; }
  .cookie-banner-btns { width: 100%; display: flex; gap: 8px; }
  .cookie-accept, .cookie-decline { flex: 1; text-align: center; }
}

/* ── Card save / heart button ── */
.card-img-wrap > a {
  display: block;
  height: 100%;
}
.card-save-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  z-index: 2;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(4px);
  color: var(--gray-4);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,.12);
  transition: color .2s, transform .2s, background .2s;
  padding: 0;
}
.card-save-btn:hover {
  color: var(--blue);
  transform: scale(1.12);
  background: #fff;
}
.card-save-btn.is-saved {
  color: var(--blue);
  background: #fff0f5;
}
.card-save-btn.is-saved:hover {
  color: #a03060;
}
.card-save-btn svg {
  pointer-events: none;
  transition: transform .15s;
}
.card-save-btn.is-saved svg {
  animation: heartPop .25s ease-out;
}
@keyframes heartPop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.35); }
  100% { transform: scale(1); }
}

/* ── Cookie consent banner ── */
.cookie-banner {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 9997;
  background: #1a1a2e;
  color: rgba(255,255,255,.88);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: .84rem;
  border-top: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 -4px 24px rgba(0,0,0,.2);
}
.cookie-banner p { margin: 0; flex: 1; min-width: 200px; line-height: 1.55; }
.cookie-banner a { color: var(--blue-light, #60a5fa); }
.cookie-banner-btns { display: flex; gap: 8px; flex-shrink: 0; }
.cookie-accept {
  padding: 8px 20px;
  background: var(--blue, #3b82f6);
  color: #fff;
  border: none;
  border-radius: 50px;
  font-size: .82rem;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s;
}
.cookie-accept:hover { background: var(--blue-d, #2563eb); }
.cookie-decline {
  padding: 8px 16px;
  background: transparent;
  color: rgba(255,255,255,.5);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: 50px;
  font-size: .82rem;
  cursor: pointer;
  transition: color .15s, border-color .15s;
}
.cookie-decline:hover { color: rgba(255,255,255,.8); border-color: rgba(255,255,255,.3); }

/* ── AdSense ad units ── */
.ad-unit {
  max-width: 860px;
  margin: 40px auto;
  padding: 0 20px;
  text-align: center;
}
.ad-label {
  display: block;
  font-size: .68rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gray-5);
  margin-bottom: 6px;
}