/* ============================================================
   BLOG — MASTER STYLESHEET
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Playfair+Display:wght@700;800;900&display=swap');

/* ── CSS Variables (Light Mode) ───────────────────────────── */
:root {
  --bg-primary:      #f8f9ff;
  --bg-secondary:    #ffffff;
  --bg-card:         rgba(255, 255, 255, 0.75);
  --text-primary:    #0f0f23;
  --text-secondary:  #4a4a6a;
  --text-muted:      #8888aa;
  --border-color:    rgba(100, 100, 200, 0.12);
  --shadow-sm:       0 2px 12px rgba(80, 80, 200, 0.08);
  --shadow-md:       0 8px 32px rgba(80, 80, 200, 0.14);
  --shadow-lg:       0 20px 60px rgba(80, 80, 200, 0.18);
  --glass-bg:        rgba(255, 255, 255, 0.65);
  --glass-border:    rgba(255, 255, 255, 0.85);
  --glass-blur:      blur(20px);
  --nav-bg:          rgba(255, 255, 255, 0.82);
  --footer-bg:       #0f0f23;
  --gradient-hero:   linear-gradient(135deg, #667eea 0%, #764ba2 40%, #f093fb 100%);
  --gradient-accent: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
  --pill-bg:         rgba(102, 126, 234, 0.10);
  --pill-hover:      rgba(102, 126, 234, 0.22);
  --skeleton-base:   #e8e8f5;
  --skeleton-shine:  #f5f5ff;
  --radius-sm:       8px;
  --radius-md:       16px;
  --radius-lg:       24px;
  --radius-xl:       32px;
  --transition:      0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-sans:       'Inter', system-ui, sans-serif;
  --font-serif:      'Playfair Display', Georgia, serif;
}

/* ── Dark Mode Variables ──────────────────────────────────── */
[data-theme="dark"] {
  --bg-primary:      #09091a;
  --bg-secondary:    #0f0f28;
  --bg-card:         rgba(20, 20, 50, 0.80);
  --text-primary:    #f0f0ff;
  --text-secondary:  #b0b0d0;
  --text-muted:      #6666aa;
  --border-color:    rgba(100, 100, 255, 0.15);
  --shadow-sm:       0 2px 12px rgba(0, 0, 0, 0.4);
  --shadow-md:       0 8px 32px rgba(0, 0, 0, 0.5);
  --shadow-lg:       0 20px 60px rgba(0, 0, 0, 0.6);
  --glass-bg:        rgba(15, 15, 40, 0.70);
  --glass-border:    rgba(100, 100, 200, 0.20);
  --nav-bg:          rgba(10, 10, 30, 0.90);
  --pill-bg:         rgba(102, 126, 234, 0.15);
  --pill-hover:      rgba(102, 126, 234, 0.30);
  --skeleton-base:   #1a1a3a;
  --skeleton-shine:  #22224a;
}

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;       /* prevent horizontal scroll at root level */
  max-width: 100%;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  max-width: 100%;
  transition: background var(--transition), color var(--transition);
}

img { max-width: 100%; height: auto; display: block; }
a  { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ── Custom Scrollbar ─────────────────────────────────────── */
::-webkit-scrollbar              { width: 8px; }
::-webkit-scrollbar-track        { background: var(--bg-primary); }
::-webkit-scrollbar-thumb        {
  background: linear-gradient(180deg, #667eea, #764ba2);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover  { background: linear-gradient(180deg, #764ba2, #f093fb); }

/* ── Typography ───────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  color: var(--text-primary);
  line-height: 1.25;
}

.gradient-text {
  background: linear-gradient(135deg, #667eea, #764ba2, #f093fb, #4facfe);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 4s ease infinite;
}

@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* ── Navbar ───────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 0.9rem 0;
  background: var(--nav-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition);
}

.navbar.scrolled {
  padding: 0.6rem 0;
  box-shadow: var(--shadow-md);
}

.navbar-brand {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 900;
  background: linear-gradient(135deg, #667eea, #764ba2, #f093fb);
  background-size: 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 3s ease infinite;
}

.nav-link {
  font-weight: 500;
  color: var(--text-secondary) !important;
  padding: 0.4rem 0.9rem !important;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0; left: 50%; right: 50%;
  height: 2px;
  background: linear-gradient(90deg, #667eea, #f093fb);
  border-radius: 2px;
  transition: all var(--transition);
}

.nav-link:hover { color: var(--text-primary) !important; }
.nav-link:hover::after { left: 10%; right: 10%; }
.nav-link.active { color: var(--text-primary) !important; }
.nav-link.active::after { left: 10%; right: 10%; }

/* ── Theme Toggle ─────────────────────────────────────────── */
.theme-toggle {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--pill-bg);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 1.1rem;
  transition: all var(--transition);
}

.theme-toggle:hover {
  background: var(--gradient-hero);
  color: white;
  transform: rotate(20deg) scale(1.1);
  border-color: transparent;
}

/* Nav Search */
.nav-search-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: var(--pill-bg);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 1rem;
  transition: all var(--transition);
}
.nav-search-btn:hover {
  background: linear-gradient(135deg, #4facfe, #00f2fe);
  color: white;
  transform: scale(1.1);
  border-color: transparent;
}

.navbar-toggler {
  border: 1px solid var(--border-color) !important;
  padding: 0.4rem 0.6rem !important;
  color: var(--text-primary) !important;
  border-radius: var(--radius-sm) !important;
}
.navbar-toggler:focus { box-shadow: none !important; }
.navbar-toggler-icon {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='%23667eea' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

/* ── Search Overlay ───────────────────────────────────────── */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(10, 10, 30, 0.88);
  backdrop-filter: blur(12px);
  display: flex; align-items: flex-start; justify-content: center;
  padding-top: 15vh;
  opacity: 0; pointer-events: none;
  transition: all 0.35s ease;
}
.search-overlay.active { opacity: 1; pointer-events: all; }

.search-overlay-inner {
  width: 100%; max-width: 680px;
  padding: 0 1.5rem;
}

.search-overlay input {
  width: 100%;
  background: rgba(255,255,255,0.08);
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  padding: 1.1rem 1.5rem;
  font-size: 1.3rem;
  color: #fff;
  outline: none;
  transition: border-color var(--transition);
}
.search-overlay input::placeholder { color: rgba(255,255,255,0.4); }
.search-overlay input:focus { border-color: #667eea; }

.search-close {
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  color: white;
  font-size: 1.2rem;
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
}
.search-close:hover { background: rgba(255,255,255,0.2); transform: rotate(90deg); }

/* ── Page Wrapper ─────────────────────────────────────────── */
.page-wrapper {
  padding-top: 72px;
  overflow-x: hidden;
  width: 100%;
  max-width: 100%;
}

/* ── Section Backgrounds ──────────────────────────────────── */
.section-bg-1 {
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(102,126,234,0.05) 100%);
}
.section-bg-2 {
  background: linear-gradient(180deg, rgba(118,75,162,0.05) 0%, rgba(240,147,251,0.05) 100%);
}
.section-bg-3 {
  background: linear-gradient(180deg, rgba(79,172,254,0.05) 0%, var(--bg-primary) 100%);
}

/* ── Hero Section ─────────────────────────────────────────── */
.hero-section {
  min-height: calc(100vh - 72px);
  position: relative;
  display: flex; align-items: center;
  overflow: hidden;
  background: linear-gradient(135deg, #0f0523 0%, #1a0a3a 35%, #0a1545 70%, #0d2060 100%);
}

.hero-bg-orbs {
  position: absolute; inset: 0; pointer-events: none; overflow: hidden;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.5;
  animation: orbFloat 8s ease-in-out infinite;
}

.orb-1 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(102,126,234,0.6), transparent 70%);
  top: -150px; left: -100px;
  animation-delay: 0s;
}
.orb-2 {
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(240,147,251,0.5), transparent 70%);
  top: 10%; right: -80px;
  animation-delay: -3s;
}
.orb-3 {
  width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(79,172,254,0.4), transparent 70%);
  bottom: -80px; left: 30%;
  animation-delay: -5s;
}
.orb-4 {
  width: 250px; height: 250px;
  background: radial-gradient(circle, rgba(118,75,162,0.6), transparent 70%);
  bottom: 20%; right: 20%;
  animation-delay: -2s;
}

@keyframes orbFloat {
  0%, 100% { transform: translateY(0) scale(1); }
  33%       { transform: translateY(-30px) scale(1.05); }
  66%       { transform: translateY(20px) scale(0.97); }
}

.hero-particles {
  position: absolute; inset: 0; pointer-events: none;
}

.particle {
  position: absolute;
  width: 4px; height: 4px;
  background: rgba(255,255,255,0.6);
  border-radius: 50%;
  animation: particleDrift linear infinite;
}

@keyframes particleDrift {
  0%   { transform: translateY(100vh) translateX(0); opacity: 0; }
  10%  { opacity: 1; }
  90%  { opacity: 1; }
  100% { transform: translateY(-100px) translateX(80px); opacity: 0; }
}

.hero-content { position: relative; z-index: 2; }

.hero-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.20);
  color: rgba(255,255,255,0.90);
  padding: 0.45rem 1.1rem;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
  margin-bottom: 1.5rem;
  animation: fadeInDown 0.8s ease both;
}

.hero-badge .pulse-dot {
  width: 7px; height: 7px;
  background: #4fffb0;
  border-radius: 50%;
  animation: pulseDot 1.5s ease infinite;
}

@keyframes pulseDot {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.5); opacity: 0.6; }
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 900;
  color: white;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-title .line-2 {
  display: block;
  background: linear-gradient(135deg, #a78bfa, #f093fb, #4facfe);
  background-size: 200%;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: gradientShift 3s ease infinite, fadeInUp 0.8s ease 0.3s both;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.70);
  max-width: 540px;
  margin-bottom: 2.5rem;
  font-weight: 400;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-cta-group {
  display: flex; gap: 1rem; flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.5s both;
}

.btn-hero-primary {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 1rem;
  box-shadow: 0 8px 30px rgba(102,126,234,0.45);
  transition: all var(--transition);
  position: relative; overflow: hidden;
}

.btn-hero-primary::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, #764ba2, #f093fb);
  opacity: 0; transition: opacity var(--transition);
}

.btn-hero-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 50px rgba(102,126,234,0.55);
  color: white;
}
.btn-hero-primary:hover::before { opacity: 1; }
.btn-hero-primary span, .btn-hero-primary i { position: relative; z-index: 1; }

.btn-hero-secondary {
  display: inline-flex; align-items: center; gap: 0.6rem;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  backdrop-filter: blur(10px);
  transition: all var(--transition);
}

.btn-hero-secondary:hover {
  background: rgba(255,255,255,0.18);
  color: white;
  transform: translateY(-3px);
}

.hero-stats {
  display: flex; gap: 2.5rem; flex-wrap: wrap;
  margin-top: 3.5rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.12);
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stat-num {
  font-size: 2rem;
  font-weight: 800;
  background: linear-gradient(135deg, #a78bfa, #f093fb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 0.3rem;
}

/* ── Hero Image Float ─────────────────────────────────────── */
.hero-image-wrap {
  position: relative;
  animation: fadeInRight 1s ease 0.3s both;
}

.hero-featured-card {
  background: var(--glass-bg);
  backdrop-filter: blur(24px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,0.4);
  transform: perspective(1000px) rotateY(-5deg) rotateX(3deg);
  transition: transform 0.5s ease;
}
.hero-featured-card:hover { transform: perspective(1000px) rotateY(0deg) rotateX(0deg); }

.hero-featured-card img {
  width: 100%; height: 280px;
  object-fit: cover;
}

.hero-card-body { padding: 1.4rem; }

.hero-card-badge {
  display: inline-block;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 0.25rem 0.8rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.hero-card-meta {
  display: flex; gap: 1rem;
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
}

.floating-badge {
  position: absolute;
  background: var(--glass-bg);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.1rem;
  display: flex; align-items: center; gap: 0.6rem;
  box-shadow: var(--shadow-md);
  white-space: nowrap;
  animation: floatBadge 3s ease-in-out infinite;
}

.floating-badge-1 { top: -20px; right: -20px; animation-delay: 0s; }
.floating-badge-2 { bottom: 30px; left: -30px; animation-delay: -1.5s; }

@keyframes floatBadge {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

.floating-badge .icon {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
}

/* ── Section Headers ──────────────────────────────────────── */
.section-header { margin-bottom: 2.5rem; }

.section-tag {
  display: inline-flex; align-items: center; gap: 0.5rem;
  color: #667eea;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.75rem;
}

.section-tag::before {
  content: '';
  display: inline-block;
  width: 20px; height: 2px;
  background: linear-gradient(90deg, #667eea, #f093fb);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  max-width: 520px;
  margin-top: 0.75rem;
}

/* ── Blog Post Cards ──────────────────────────────────────── */
.post-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
  height: 100%;
  display: flex; flex-direction: column;
  position: relative;
}

[data-theme="dark"] .post-card {
  border-color: var(--border-color);
}

.post-card:hover {
  transform: translateY(-10px) scale(1.01);
  box-shadow: var(--shadow-lg);
  border-color: rgba(102,126,234,0.35);
}

.post-card-img-wrap {
  position: relative;
  overflow: hidden;
  height: 220px;
}

.post-card-img-wrap img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.post-card:hover .post-card-img-wrap img { transform: scale(1.08); }

.post-card-gradient-overlay {
  position: absolute; inset: 0;
  opacity: 0.45;
  transition: opacity var(--transition);
}

.post-card:hover .post-card-gradient-overlay { opacity: 0.65; }

.post-card-category {
  position: absolute;
  top: 14px; left: 14px;
  padding: 0.3rem 0.9rem;
  border-radius: 50px;
  font-size: 0.72rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  backdrop-filter: blur(8px);
}

.post-card-body {
  padding: 1.4rem;
  flex: 1;
  display: flex; flex-direction: column;
}

.post-card-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.6rem;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  transition: color var(--transition);
}

.post-card:hover .post-card-title { color: #667eea; }

.post-card-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 1rem;
  flex: 1;
}

.post-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.9rem;
  border-top: 1px solid var(--border-color);
  font-size: 0.78rem;
  color: var(--text-muted);
  gap: 0.5rem;
}

.post-card-author {
  display: flex; align-items: center; gap: 0.5rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.author-avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.65rem;
  font-weight: 800;
  color: white;
  flex-shrink: 0;
}

.post-card-meta-right {
  display: flex; align-items: center; gap: 0.9rem;
}

.meta-item {
  display: flex; align-items: center; gap: 0.3rem;
}

.like-btn-card {
  display: flex; align-items: center; gap: 0.3rem;
  padding: 0.3rem 0.6rem;
  border-radius: 50px;
  background: var(--pill-bg);
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  transition: all var(--transition);
  border: 1px solid transparent;
}

.like-btn-card:hover, .like-btn-card.liked {
  background: rgba(255, 80, 100, 0.12);
  color: #ff5064;
  border-color: rgba(255, 80, 100, 0.3);
}

.like-btn-card.liked i { color: #ff5064; }

.read-more-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.82rem;
  font-weight: 700;
  color: #667eea;
  transition: gap var(--transition);
}

.read-more-link:hover { gap: 0.7rem; color: #764ba2; }

/* ── Featured Post ────────────────────────────────────────── */
.featured-post {
  border-radius: var(--radius-xl);
  overflow: hidden;
  position: relative;
  min-height: 500px;
  display: flex; align-items: flex-end;
  box-shadow: var(--shadow-lg);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.featured-post:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 80px rgba(80,80,200,0.25);
}

.featured-post img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.featured-post:hover img { transform: scale(1.04); }

.featured-post-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,5,30,0.95) 0%, rgba(10,5,30,0.5) 50%, transparent 100%);
}

.featured-post-body {
  position: relative; z-index: 2;
  padding: 2.5rem;
  width: 100%;
}

.featured-badge {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 0.4rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.featured-post-title {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  color: white;
  margin-bottom: 1rem;
  line-height: 1.25;
}

.featured-post-meta {
  display: flex; align-items: center; gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.65);
  margin-bottom: 1.5rem;
}

.featured-post-meta span { display: flex; align-items: center; gap: 0.4rem; }

.btn-read {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: white;
  color: #1a0a3a;
  padding: 0.7rem 1.6rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  transition: all var(--transition);
}

.btn-read:hover {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  transform: translateX(4px);
}

/* ── Categories Section ───────────────────────────────────── */
.categories-section { padding: 5rem 0; }

.category-pills { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 1.5rem; }

.category-pill {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.55rem 1.3rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  background: var(--pill-bg);
  color: var(--text-secondary);
}

.category-pill:hover, .category-pill.active {
  color: white;
  transform: translateY(-3px) scale(1.04);
  box-shadow: 0 8px 24px rgba(102,126,234,0.35);
}

.category-pill .count {
  font-size: 0.72rem;
  opacity: 0.7;
  background: rgba(255,255,255,0.2);
  padding: 0.1rem 0.45rem;
  border-radius: 50px;
}

/* ── Search Bar ───────────────────────────────────────────── */
.search-bar-wrap {
  position: relative;
  max-width: 560px;
}

.search-bar-wrap input {
  width: 100%;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem 0.85rem 3rem;
  font-size: 0.95rem;
  color: var(--text-primary);
  transition: all var(--transition);
  outline: none;
}

.search-bar-wrap input::placeholder { color: var(--text-muted); }

.search-bar-wrap input:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 4px rgba(102,126,234,0.12);
}

.search-icon {
  position: absolute;
  left: 1rem; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.95rem;
  pointer-events: none;
}

.search-bar-wrap .clear-btn {
  position: absolute;
  right: 1rem; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 0.85rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}
.search-bar-wrap input:not(:placeholder-shown) ~ .clear-btn {
  opacity: 1; pointer-events: all;
}

/* ── Sort & Filter Bar ────────────────────────────────────── */
.filter-bar {
  display: flex; align-items: center; gap: 1rem;
  flex-wrap: wrap;
  padding: 1rem 1.5rem;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 2rem;
}

.filter-select {
  background: var(--bg-secondary);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.5rem 2.2rem 0.5rem 0.9rem;
  color: var(--text-primary);
  font-size: 0.875rem;
  font-weight: 500;
  outline: none;
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' fill='none' stroke='%23667eea' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.7rem center;
  transition: border-color var(--transition);
}
.filter-select:focus { border-color: #667eea; }

.filter-count {
  margin-left: auto;
  font-size: 0.82rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ── Empty State ──────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 5rem 1rem;
  color: var(--text-muted);
}
.empty-state .empty-icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.4;
}
.empty-state h3 { color: var(--text-secondary); margin-bottom: 0.5rem; }

/* ── Skeleton Loading ─────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--skeleton-base) 25%, var(--skeleton-shine) 50%, var(--skeleton-base) 75%);
  background-size: 400% 100%;
  animation: skeletonPulse 1.5s ease infinite;
  border-radius: 6px;
}

@keyframes skeletonPulse {
  0%   { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.skeleton-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.skeleton-img   { height: 220px; border-radius: 0; }
.skeleton-body  { padding: 1.4rem; }
.skeleton-line  { height: 12px; margin-bottom: 10px; }
.skeleton-title { height: 18px; margin-bottom: 10px; width: 85%; }
.skeleton-text  { width: 65%; }

/* ── Pagination ───────────────────────────────────────────── */
.pagination-wrap { display: flex; justify-content: center; gap: 0.5rem; margin-top: 3rem; flex-wrap: wrap; }

.page-btn {
  width: 42px; height: 42px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--glass-bg);
  border: 1px solid var(--border-color);
  transition: all var(--transition);
}

.page-btn:hover, .page-btn.active {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(102,126,234,0.4);
  transform: translateY(-2px);
}

.page-btn:disabled {
  opacity: 0.4; pointer-events: none;
}

/* ── Single Post Page ─────────────────────────────────────── */
.post-hero {
  position: relative;
  height: 60vh; min-height: 420px;
  display: flex; align-items: flex-end;
  overflow: hidden;
}

.post-hero img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
}

.post-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(5,5,20,0.95) 0%, rgba(5,5,20,0.55) 60%, transparent 100%);
}

.post-hero-content {
  position: relative; z-index: 2;
  padding: 2rem 0 2.5rem;
  width: 100%;
}

.post-category-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 700;
  color: white;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.post-hero-title {
  font-size: clamp(1.5rem, 4.5vw, 3.5rem);
  font-weight: 900;
  color: white;
  line-height: 1.15;
  margin-bottom: 1.2rem;
  max-width: 100%;
  overflow-wrap: break-word;
  word-break: break-word;
}

.post-meta-bar {
  display: flex; align-items: center; gap: 1.5rem;
  flex-wrap: wrap;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.65);
}

.post-meta-bar .divider {
  width: 4px; height: 4px;
  background: rgba(255,255,255,0.4);
  border-radius: 50%;
}

/* ── Post Content ─────────────────────────────────────────── */
.post-content-wrap {
  max-width: 780px;
  margin: 0 auto;
  width: 100%;
  overflow-x: hidden;
  min-width: 0;
}

.post-content {
  font-size: 1.08rem;
  line-height: 1.9;
  color: var(--text-secondary);
  overflow-wrap: break-word;
  word-break: break-word;
  overflow-x: hidden;
}

.post-content p { margin-bottom: 1.4em; }
.post-content h2, .post-content h3 { color: var(--text-primary); margin: 2em 0 0.8em; }
.post-content ul, .post-content ol { padding-left: 1.6em; margin-bottom: 1.4em; }
.post-content li { margin-bottom: 0.5em; }
.post-content img { max-width: 100%; height: auto; border-radius: var(--radius-md); }
.post-content pre, .post-content code { overflow-x: auto; max-width: 100%; word-break: break-word; }
.post-content blockquote {
  border-left: 4px solid #667eea;
  padding: 1rem 1.5rem;
  margin: 1.5em 0;
  background: var(--pill-bg);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--text-primary);
  font-style: italic;
}

/* ── Like Button (Post Page) ──────────────────────────────── */
.like-section {
  text-align: center;
  padding: 3rem 0;
}

.like-btn-big {
  display: inline-flex; align-items: center; gap: 0.8rem;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-size: 1.1rem;
  font-weight: 700;
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 2px solid var(--border-color);
  color: var(--text-secondary);
  transition: all var(--transition);
  position: relative; overflow: hidden;
  max-width: 100%;
  box-sizing: border-box;
}

.like-btn-big i {
  font-size: 1.4rem;
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1), color var(--transition);
}

.like-btn-big:hover {
  border-color: rgba(255,80,100,0.5);
  color: #ff5064;
  box-shadow: 0 8px 30px rgba(255,80,100,0.2);
  transform: scale(1.05);
}

.like-btn-big.liked {
  background: linear-gradient(135deg, #ff6b8a, #ff4060);
  border-color: transparent;
  color: white;
  box-shadow: 0 12px 40px rgba(255,64,96,0.4);
}

.like-btn-big.liked i { transform: scale(1.2); }
.like-btn-big.liked:hover { transform: scale(1.07); }

.like-count-label { font-size: 0.85rem; opacity: 0.7; }

/* ── Comments Section ─────────────────────────────────────── */
.comments-section {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  margin-top: 2.5rem;
  overflow-x: hidden;
  width: 100%;
}

.comments-title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 2rem;
  display: flex; align-items: center; gap: 0.75rem;
}

.comments-title .count-badge {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  font-size: 0.8rem;
  padding: 0.2rem 0.7rem;
  border-radius: 50px;
  font-weight: 700;
}

.comment-form {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.8rem;
  margin-bottom: 2.5rem;
}

.comment-form h3 {
  font-size: 1.1rem;
  margin-bottom: 1.2rem;
  color: var(--text-primary);
}

.form-group { margin-bottom: 1rem; }

.form-input, .form-textarea {
  width: 100%;
  background: var(--glass-bg);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  outline: none;
  resize: vertical;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input::placeholder, .form-textarea::placeholder { color: var(--text-muted); }
.form-input:focus, .form-textarea:focus {
  border-color: #667eea;
  box-shadow: 0 0 0 4px rgba(102,126,234,0.1);
}

.form-textarea { min-height: 110px; }

.btn-submit-comment {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  padding: 0.7rem 1.8rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.9rem;
  transition: all var(--transition);
  box-shadow: 0 4px 15px rgba(102,126,234,0.35);
}

.btn-submit-comment:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102,126,234,0.5);
}

.comment-item {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-color);
  animation: fadeInUp 0.4s ease both;
}

.comment-item:last-child { border-bottom: none; }

.comment-header {
  display: flex; align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.comment-author-info { display: flex; align-items: center; gap: 0.75rem; }

.comment-avatar {
  width: 38px; height: 38px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.9rem;
  font-weight: 800;
  color: white;
  flex-shrink: 0;
}

.comment-author-name { font-weight: 700; font-size: 0.95rem; color: var(--text-primary); }
.comment-timestamp { font-size: 0.75rem; color: var(--text-muted); margin-top: 0.15rem; }

.comment-actions {
  display: flex; gap: 0.5rem;
}

.comment-action-btn {
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  transition: all var(--transition);
  color: var(--text-muted);
  background: var(--pill-bg);
  border: 1px solid transparent;
}

.comment-action-btn:hover { color: var(--text-primary); background: var(--pill-hover); }
.comment-action-btn.delete:hover { color: #ff5064; background: rgba(255,80,100,0.1); }

.comment-text {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
  margin-left: 50px;
  overflow-wrap: break-word;
  word-break: break-word;
  overflow-x: hidden;
  max-width: 100%;
}

.comment-edit-form {
  margin-left: 50px;
  margin-top: 0.75rem;
}

.comment-edit-form textarea {
  width: 100%;
  background: var(--glass-bg);
  border: 1.5px solid #667eea;
  border-radius: var(--radius-sm);
  padding: 0.6rem 0.9rem;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-family: var(--font-sans);
  outline: none;
  resize: vertical;
  min-height: 80px;
}

.comment-edit-actions { display: flex; gap: 0.5rem; margin-top: 0.5rem; }

/* ── Share Buttons ────────────────────────────────────────── */
.share-section { padding: 2.5rem 0; }

.share-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 1rem;
}

.share-buttons { display: flex; gap: 0.75rem; flex-wrap: wrap; }

.share-btn {
  display: inline-flex; align-items: center; gap: 0.5rem;
  padding: 0.6rem 1.3rem;
  border-radius: 50px;
  font-size: 0.85rem;
  font-weight: 700;
  transition: all var(--transition);
  border: 1.5px solid transparent;
}

.share-btn:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }

.share-btn.copy-link  { background: var(--pill-bg); color: var(--text-secondary); border-color: var(--border-color); }
.share-btn.copy-link:hover  { background: #667eea; color: white; border-color: transparent; }
.share-btn.whatsapp   { background: rgba(37,211,102,0.12); color: #25d366; border-color: rgba(37,211,102,0.3); }
.share-btn.whatsapp:hover   { background: #25d366; color: white; border-color: transparent; }
.share-btn.facebook   { background: rgba(24,119,242,0.12); color: #1877f2; border-color: rgba(24,119,242,0.3); }
.share-btn.facebook:hover   { background: #1877f2; color: white; border-color: transparent; }
.share-btn.twitter    { background: rgba(0,0,0,0.06); color: #1da1f2; border-color: rgba(29,161,242,0.3); }
[data-theme="dark"] .share-btn.twitter { background: rgba(29,161,242,0.1); }
.share-btn.twitter:hover    { background: #1da1f2; color: white; border-color: transparent; }

/* ── Related Posts ────────────────────────────────────────── */
.related-posts-section { padding: 4rem 0; }

/* ── Toast Notification ───────────────────────────────────── */
.toast-container {
  position: fixed;
  bottom: 2rem; right: 2rem;
  z-index: 9999;
  display: flex; flex-direction: column; gap: 0.75rem;
}

.toast {
  display: flex; align-items: center; gap: 0.75rem;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.9rem 1.4rem;
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  min-width: 260px;
  animation: toastIn 0.35s cubic-bezier(0.34, 1.56, 0.64, 1) both;
}

.toast.removing { animation: toastOut 0.3s ease forwards; }

.toast.success .toast-icon { color: #4fffb0; }
.toast.error   .toast-icon { color: #ff5064; }
.toast.info    .toast-icon { color: #4facfe; }

@keyframes toastIn {
  from { transform: translateX(120%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}
@keyframes toastOut {
  from { transform: translateX(0); opacity: 1; max-height: 80px; }
  to   { transform: translateX(120%); opacity: 0; max-height: 0; }
}

/* ── Confetti ─────────────────────────────────────────────── */
.confetti-piece {
  position: fixed;
  width: 10px; height: 10px;
  border-radius: 2px;
  pointer-events: none;
  animation: confettiFall 1.2s ease-out forwards;
  z-index: 9998;
}

@keyframes confettiFall {
  0%   { transform: translateY(0) rotate(0deg); opacity: 1; }
  100% { transform: translateY(200px) rotate(720deg); opacity: 0; }
}

/* ── Footer ───────────────────────────────────────────────── */
.site-footer {
  background: linear-gradient(135deg, #0a0520 0%, #0f0f28 60%, #0a1540 100%);
  color: rgba(255,255,255,0.75);
  padding: 5rem 0 2rem;
  position: relative;
  overflow: hidden;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, #667eea, #f093fb, transparent);
}

.footer-brand {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 900;
  background: linear-gradient(135deg, #a78bfa, #f093fb);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
  margin-bottom: 1rem;
}

.footer-desc {
  color: rgba(255,255,255,0.5);
  font-size: 0.9rem;
  max-width: 300px;
  line-height: 1.7;
}

.footer-heading {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.45);
  margin-bottom: 1.2rem;
}

.footer-links { display: flex; flex-direction: column; gap: 0.7rem; }

.footer-link {
  color: rgba(255,255,255,0.6);
  font-size: 0.9rem;
  transition: color var(--transition);
  display: flex; align-items: center; gap: 0.4rem;
}
.footer-link:hover { color: #a78bfa; }
.footer-link::before {
  content: '';
  width: 0; height: 1px;
  background: #a78bfa;
  transition: width var(--transition);
  display: inline-block;
}
.footer-link:hover::before { width: 12px; }

.social-links { display: flex; gap: 0.75rem; margin-top: 1.5rem; }

.social-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.08);
  color: rgba(255,255,255,0.6);
  font-size: 0.95rem;
  border: 1px solid rgba(255,255,255,0.1);
  transition: all var(--transition);
}

.social-btn:hover {
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(102,126,234,0.4);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  margin-top: 4rem;
  padding-top: 1.5rem;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 1rem;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.35);
}

/* ── Back to Top ──────────────────────────────────────────── */
.back-to-top {
  position: fixed;
  bottom: 2rem; left: 2rem;
  width: 46px; height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, #667eea, #764ba2);
  color: white;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  box-shadow: 0 8px 24px rgba(102,126,234,0.45);
  opacity: 0; pointer-events: none;
  transform: translateY(20px);
  transition: all var(--transition);
  z-index: 500;
}

.back-to-top.visible {
  opacity: 1; pointer-events: all;
  transform: translateY(0);
}

.back-to-top:hover { transform: translateY(-4px) scale(1.1); }

/* ── Blog Page Hero ───────────────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, #0f0523 0%, #1a0a3a 50%, #0d2060 100%);
  padding: 5rem 0 4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(102,126,234,0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(240,147,251,0.2) 0%, transparent 60%);
}

.page-hero-content { position: relative; z-index: 2; }

.page-hero h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  color: white;
  margin-bottom: 0.75rem;
}

.page-hero p {
  color: rgba(255,255,255,0.65);
  font-size: 1.1rem;
  max-width: 480px;
  margin: 0 auto;
}

/* ── Utility Buttons ──────────────────────────────────────── */
.btn-gradient {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: linear-gradient(135deg, #667eea, #764ba2);
  background-size: 200%;
  color: white;
  padding: 0.65rem 1.5rem;
  border-radius: 50px;
  font-weight: 700;
  font-size: 0.875rem;
  transition: all var(--transition);
  box-shadow: 0 4px 15px rgba(102,126,234,0.3);
}

.btn-gradient:hover {
  background-position: right;
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(102,126,234,0.5);
}

.btn-outline {
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: transparent;
  border: 1.5px solid var(--border-color);
  color: var(--text-secondary);
  padding: 0.6rem 1.4rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all var(--transition);
}
.btn-outline:hover {
  border-color: #667eea;
  color: #667eea;
  background: rgba(102,126,234,0.06);
}

/* ── Animations ───────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-20px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(40px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }

/* ── Grid Layouts ─────────────────────────────────────────── */
.posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.8rem;
}

@media (max-width: 992px) {
  .posts-grid { grid-template-columns: repeat(2, 1fr); gap: 1.4rem; }
}

@media (max-width: 576px) {
  .posts-grid { grid-template-columns: 1fr; gap: 1.2rem; }
}

/* ── Section Spacing ──────────────────────────────────────── */
.section-lg { padding: 6rem 0; }
.section-md { padding: 4.5rem 0; }
.section-sm { padding: 3rem 0; }

/* ── Divider ──────────────────────────────────────────────── */
.gradient-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(102,126,234,0.4), rgba(240,147,251,0.4), transparent);
  margin: 0.5rem 0;
}

/* ── Author Card ──────────────────────────────────────────── */
.author-card-inner {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: flex-start;
}

/* ── Dark Mode Form Controls ──────────────────────────────── */
[data-theme="dark"] .filter-select {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .form-input,
[data-theme="dark"] .form-textarea {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="dark"] .search-bar-wrap input {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

/* ── Post Card Footer — wrap on very small screens ────────── */
.post-card-footer {
  flex-wrap: wrap;
  row-gap: 0.5rem;
}

.post-card-meta-right {
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* ── Sidebar TOC height limit ─────────────────────────────── */
.post-toc {
  max-height: calc(100vh - 120px);
  overflow-y: auto;
}

/* ── Tablet: unstick TOC ──────────────────────────────────── */
@media (max-width: 991px) {
  .post-toc {
    position: static !important;
    max-height: none;
    overflow-y: visible;
    margin-bottom: 1.5rem;
  }
}

/* ── Post page: tablet (768px–991px) ──────────────────────── */
@media (min-width: 769px) and (max-width: 991px) {
  .post-hero { height: 55vh; min-height: 360px; }
  .post-content-wrap { padding: 0 0.5rem; }
  .author-card-inner { flex-direction: row; gap: 1.25rem; }
  .share-buttons { gap: 0.6rem; }
}

/* ── Mobile Responsive (≤ 768px) ─────────────────────────── */
@media (max-width: 768px) {
  /* Section spacing */
  .section-lg { padding: 4rem 0; }
  .section-md { padding: 3rem 0; }
  .section-sm { padding: 2rem 0; }

  /* Hero */
  .hero-stats       { gap: 1.5rem; }
  .hero-cta-group   { flex-direction: column; align-items: flex-start; }
  .hero-featured-card { transform: none; }

  /* Featured post */
  .featured-post       { min-height: 380px; }
  .featured-post-body  { padding: 1.5rem; }

  /* Page hero (blog.html) */
  .page-hero { padding: 3.5rem 0 2.5rem; }

  /* ── Post page ── */
  .post-hero             { height: 50vh; min-height: 300px; }
  .post-hero-title       { font-size: 1.6rem !important; word-break: break-word; overflow-wrap: break-word; }
  .post-meta-bar         { flex-wrap: wrap; gap: 0.5rem; font-size: 0.8rem; align-items: flex-start; }
  .post-meta-bar .divider { display: none; }
  .post-meta-bar span    { white-space: nowrap; }
  .post-content          { font-size: 1rem; line-height: 1.8; }
  .post-content-wrap     { padding: 0; overflow-x: hidden; }

  /* Like button */
  .like-btn-big {
    flex-wrap: wrap;
    justify-content: center;
    padding: 0.85rem 1.5rem;
    font-size: 0.95rem;
    width: 100%;
    max-width: 340px;
  }

  /* Share buttons */
  .share-buttons    { gap: 0.5rem; flex-wrap: wrap; }
  .share-btn        { padding: 0.5rem 1rem; font-size: 0.8rem; }

  /* Comments */
  .comments-section { padding: 1.4rem; overflow-x: hidden; }
  .comment-form     { padding: 1.3rem; }
  .comment-text     { margin-left: 0 !important; padding-top: 0.6rem; overflow-wrap: break-word; word-break: break-word; }
  .comment-edit-form { margin-left: 0 !important; }
  .comment-header   { flex-wrap: wrap; gap: 0.5rem; }
  .comment-actions  { flex-wrap: wrap; gap: 0.4rem; }

  /* Filter */
  .filter-bar   { flex-direction: column; align-items: stretch; }
  .filter-count { margin-left: 0; }

  /* Toast — full-width at bottom */
  .toast-container { left: 1rem; right: 1rem; bottom: 1rem; }
  .toast           { min-width: auto; }

  /* Back to top — right side to avoid toast conflict */
  .back-to-top { bottom: 1rem; left: auto; right: 1rem; }

  /* Sidebar cards full width */
  .post-sidebar-card { overflow-x: hidden; }

  /* Author card mobile */
  .author-card-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
  }
  .author-card-inner a { word-break: break-word; overflow-wrap: break-word; }

  /* Post tags wrap */
  #postTags { gap: 0.5rem; }
  .post-tag { font-size: 0.72rem; padding: 0.25rem 0.7rem; }
}

/* ── Small Mobile (≤ 480px) ──────────────────────────────── */
@media (max-width: 480px) {
  /* Section spacing */
  .section-lg { padding: 3rem 0; }

  /* Typography */
  .hero-title     { font-size: 2.2rem; }
  .section-title  { font-size: 1.7rem; }
  .hero-badge     { font-size: 0.72rem; padding: 0.35rem 0.9rem; }

  /* Featured post */
  .featured-post       { min-height: 300px; }
  .featured-post-meta  { gap: 0.5rem; font-size: 0.76rem; flex-wrap: wrap; }
  .featured-post-title { font-size: 1.3rem; }

  /* ── Post page ── */
  .post-hero             { height: 52vw; min-height: 240px; }
  .post-hero-content     { padding: 1.2rem 0 1.5rem; }
  .post-hero-title       { font-size: 1.3rem !important; line-height: 1.25; }
  .post-category-tag     { font-size: 0.68rem; padding: 0.25rem 0.7rem; }
  .post-meta-bar         { gap: 0.4rem; font-size: 0.74rem; }

  /* Like button — full width on small phones */
  .like-btn-big {
    width: 100%;
    max-width: 100%;
    justify-content: center;
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    gap: 0.5rem;
  }
  .like-section  { padding: 2rem 0; }

  /* Share buttons — stack on very small phones */
  .share-buttons  { flex-direction: column; }
  .share-btn      { justify-content: center; width: 100%; text-align: center; }

  /* Comments */
  .comments-section { padding: 1rem; border-radius: var(--radius-lg); }
  .comment-form     { padding: 1rem; }
  .comments-title   { font-size: 1.2rem; flex-wrap: wrap; }
  .comment-avatar   { width: 32px; height: 32px; font-size: 0.72rem; flex-shrink: 0; }
  .btn-submit-comment { width: 100%; justify-content: center; }

  /* Category pills */
  .category-pills   { flex-wrap: wrap; gap: 0.5rem; }
  .category-pill    { font-size: 0.78rem; padding: 0.45rem 1rem; }

  /* Footer */
  .footer-bottom { text-align: center; justify-content: center; font-size: 0.75rem; }
  .site-footer   { padding: 3.5rem 0 1.5rem; }

  /* Pagination */
  .page-btn        { width: 36px; height: 36px; font-size: 0.8rem; }
  .pagination-wrap { gap: 0.35rem; }

  /* Blog page hero */
  .page-hero h1 { font-size: 2rem; }
  .page-hero p  { font-size: 0.95rem; }
  .page-hero    { padding: 3rem 0 2rem; }

  /* Post cards */
  .post-card-img-wrap { height: 185px; }
  .post-card-body     { padding: 1rem; }
  .post-card-title    { font-size: 1rem; }

  /* Breadcrumb */
  .breadcrumb       { font-size: 0.74rem !important; word-break: break-word; flex-wrap: wrap; }
  #breadcrumbTitle  { overflow: hidden; text-overflow: ellipsis; max-width: 150px; white-space: nowrap; display: inline-block; }

  /* Post info sidebar rows */
  #postInfoCard > div { flex-wrap: wrap; }
}

/* ── Very small screens (≤ 360px) ───────────────────────────── */
@media (max-width: 360px) {
  .section-lg { padding: 2.5rem 0; }
  .post-hero { min-height: 220px; }
  .post-hero-title { font-size: 1.15rem !important; }
  .container { padding-left: 1rem; padding-right: 1rem; }
  .comments-section { padding: 0.9rem; }
  .comment-form { padding: 0.85rem; }
  .share-section { padding: 1.5rem 0; }
  .like-section { padding: 1.5rem 0; }
}