/* ============================================================
   H2I THEME — MAIN CSS
   Matches h2iverse.com design system exactly
============================================================ */

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

:root {
  --void: #0a0a0f;
  --deep: #0f0e1a;
  --panel: #13121f;
  --surface: #1a1929;
  --border: rgba(139, 92, 246, 0.15);
  --border-bright: rgba(139, 92, 246, 0.35);
  --text-primary: #e8e6f0;
  --text-secondary: rgba(232, 230, 240, 0.6);
  --text-dim: rgba(232, 230, 240, 0.35);
  --accent-violet: #a78bfa;
  --accent-purple: #7c3aed;
  --accent-pink: #ec4899;
  --accent-cyan: #22d3ee;
  --accent-blue: #3b82f6;
  --glow-violet: rgba(167, 139, 250, 0.4);
  --glow-pink: rgba(236, 72, 153, 0.3);
  --glow-cyan: rgba(34, 211, 238, 0.25);
  --gradient-main: linear-gradient(135deg, var(--accent-violet), var(--accent-pink));
  --gradient-cool: linear-gradient(135deg, var(--accent-cyan), var(--accent-violet));
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Zen Kaku Gothic New', 'Noto Sans JP', sans-serif;
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-body);
  background: var(--void);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

/* ── Background FX ─────────────────────────────────────── */
.bg-grid {
  position: fixed; inset: 0; z-index: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(139,92,246,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139,92,246,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}
.bg-noise {
  position: fixed; inset: 0; z-index: 0; pointer-events: none; opacity: 0.025;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 256px 256px;
}
.orb {
  position: fixed; border-radius: 50%; filter: blur(120px);
  pointer-events: none; z-index: 0;
  animation: orbFloat 20s ease-in-out infinite;
}
.orb--1 { width:600px;height:600px;background:radial-gradient(circle,rgba(124,58,237,0.15),transparent 70%);top:-10%;left:-10%; }
.orb--2 { width:500px;height:500px;background:radial-gradient(circle,rgba(236,72,153,0.1),transparent 70%);top:40%;right:-15%;animation-delay:-7s; }
.orb--3 { width:450px;height:450px;background:radial-gradient(circle,rgba(34,211,238,0.08),transparent 70%);bottom:-5%;left:20%;animation-delay:-14s; }
@keyframes orbFloat {
  0%,100%{transform:translate(0,0) scale(1)}
  33%{transform:translate(30px,-40px) scale(1.05)}
  66%{transform:translate(-20px,20px) scale(0.95)}
}

/* ── Layout ────────────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 clamp(1.25rem, 5vw, 3rem); }

/* ── Reveal Animation ──────────────────────────────────── */
.reveal { opacity:0; transform:translateY(40px); transition:opacity 0.8s var(--ease-out-expo),transform 0.8s var(--ease-out-expo); }
.reveal.visible { opacity:1; transform:translateY(0); }
.reveal-delay-1{transition-delay:0.1s} .reveal-delay-2{transition-delay:0.2s} .reveal-delay-3{transition-delay:0.3s}

/* ── Navigation ────────────────────────────────────────── */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 1rem 0;
  transition: background 0.4s, backdrop-filter 0.4s, padding 0.4s;
}
.nav.scrolled {
  background: rgba(10,10,15,0.85); backdrop-filter: blur(20px) saturate(1.5);
  -webkit-backdrop-filter: blur(20px) saturate(1.5); padding: 0.6rem 0;
  border-bottom: 1px solid var(--border);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  max-width: 1200px; margin: 0 auto; padding: 0 clamp(1.25rem, 5vw, 3rem);
}
.nav__logo {
  font-family: var(--font-display); font-size: 1.3rem; font-weight: 800;
  letter-spacing: 0.15em; background: var(--gradient-main);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; text-decoration: none; display: flex; align-items: center; gap: 0.5rem;
}
.nav__logo-sub { font-size:0.6rem; font-weight:400; letter-spacing:0.3em; -webkit-text-fill-color:var(--text-dim); opacity:0.6; display:none; }
@media(min-width:480px){.nav__logo-sub{display:inline}}
.nav__links { display:none; list-style:none; gap:2rem; align-items:center; }
@media(min-width:768px){.nav__links{display:flex}}
.nav__links a {
  color: var(--text-secondary); text-decoration: none; font-size: 0.8rem; font-weight: 500;
  letter-spacing: 0.12em; text-transform: uppercase; transition: color 0.3s; position: relative;
}
.nav__links a::after { content:''; position:absolute; bottom:-4px; left:0; width:0; height:1.5px; background:var(--gradient-main); transition:width 0.3s var(--ease-out-expo); }
.nav__links a:hover, .nav__links--active { color: var(--text-primary) !important; }
.nav__links a:hover::after, .nav__links--active::after { width: 100% !important; }

/* Dropdown */
.nav__dropdown { position: relative; }
.nav__dropdown-arrow { font-size: 0.65rem; margin-left: 0.2rem; transition: transform 0.3s; display: inline-block; }
.nav__dropdown:hover .nav__dropdown-arrow { transform: rotate(180deg); }
.nav__dropdown-menu {
  position: absolute; top: calc(100% + 0.8rem); left: 50%; transform: translateX(-50%);
  background: rgba(13,12,26,0.97); border: 1px solid var(--border-bright); border-radius: var(--radius-md);
  padding: 0.5rem; min-width: 180px; list-style: none;
  opacity: 0; pointer-events: none; transition: opacity 0.25s, transform 0.25s var(--ease-out-expo);
  transform: translateX(-50%) translateY(-8px);
  backdrop-filter: blur(20px); z-index: 200;
}
.nav__dropdown:hover .nav__dropdown-menu {
  opacity: 1; pointer-events: all; transform: translateX(-50%) translateY(0);
}
.nav__dropdown-menu li a {
  display: block; padding: 0.5rem 0.9rem; border-radius: var(--radius-sm);
  font-size: 0.75rem; letter-spacing: 0.08em; text-transform: none !important;
  transition: background 0.2s, color 0.2s; white-space: nowrap;
}
.nav__dropdown-menu li a:hover { background: rgba(139,92,246,0.12); color: var(--accent-violet) !important; }
.nav__dropdown-menu li a::after { display: none !important; }

/* Burger */
.nav__burger { display:flex; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:4px; z-index:110; }
@media(min-width:768px){.nav__burger{display:none}}
.nav__burger span { display:block; width:24px; height:2px; background:var(--text-primary); transition:transform 0.3s,opacity 0.3s; border-radius:1px; }
.nav__burger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__burger.active span:nth-child(2){opacity:0}
.nav__burger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* Mobile Menu */
.mobile-menu {
  position:fixed; inset:0; z-index:99; background:rgba(10,10,15,0.97); backdrop-filter:blur(30px);
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:1.5rem;
  opacity:0; pointer-events:none; transition:opacity 0.4s;
}
.mobile-menu.open{opacity:1;pointer-events:all}
.mobile-menu a { color:var(--text-primary); text-decoration:none; font-family:var(--font-display); font-size:1.1rem; letter-spacing:0.2em; text-transform:uppercase; transition:color 0.3s; }
.mobile-menu a:hover{color:var(--accent-violet)}
.mobile-link--sub { font-size: 0.75rem !important; color: var(--text-secondary) !important; letter-spacing: 0.15em !important; }

/* ── Section Label ─────────────────────────────────────── */
.section-label {
  font-family: var(--font-display); font-size: 0.65rem; font-weight: 600; letter-spacing: 0.4em;
  text-transform: uppercase; color: var(--accent-violet); margin-bottom: 1rem;
  display: flex; align-items: center; justify-content: center; gap: 0.8rem;
}
.section-label::before,.section-label::after { content:''; width:30px; height:1px; background:var(--border-bright); }

/* ── Blog Main ─────────────────────────────────────────── */
.blog-main { position: relative; z-index: 1; padding: clamp(7rem, 12vw, 10rem) 0 clamp(4rem, 8vw, 7rem); }

/* ── Page Header ───────────────────────────────────────── */
.blog-page-header { text-align: center; margin-bottom: clamp(2.5rem, 5vw, 4rem); }
.blog-page-header__title {
  font-family: var(--font-display); font-size: clamp(1.8rem, 5vw, 3.2rem); font-weight: 800;
  letter-spacing: 0.05em; line-height: 1.2; margin-top: 0.5rem;
  background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.blog-page-header__desc {
  max-width: 600px; margin: 1rem auto 0; color: var(--text-secondary);
  font-size: clamp(0.875rem, 2vw, 1rem); font-weight: 300; line-height: 1.9;
}

/* ── Category Filter ───────────────────────────────────── */
.cat-filter {
  display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}
.cat-filter__item {
  padding: 0.35rem 1rem; border-radius: 100px; font-family: var(--font-display);
  font-size: 0.65rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  text-decoration: none; border: 1px solid var(--border); color: var(--text-secondary);
  background: transparent; transition: all 0.3s var(--ease-out-expo);
}
.cat-filter__item:hover,.cat-filter__item--active {
  border-color: var(--accent-violet); color: var(--accent-violet);
  background: rgba(139,92,246,0.08);
}

/* ── Post Grid ─────────────────────────────────────────── */
.post-grid {
  display: grid; grid-template-columns: 1fr; gap: 2rem;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}
@media(min-width: 640px) { .post-grid { grid-template-columns: repeat(2, 1fr); } }
@media(min-width: 1024px){ .post-grid { grid-template-columns: repeat(3, 1fr); } }

/* Post Card */
.post-card {
  background: rgba(19,18,31,0.7); border: 1px solid var(--border); border-radius: var(--radius-xl);
  overflow: hidden; transition: all 0.5s var(--ease-out-expo); display: flex; flex-direction: column;
  position: relative;
}
.post-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: var(--gradient-main); opacity: 0; transition: opacity 0.4s;
}
.post-card:hover { transform: translateY(-6px); border-color: var(--border-bright); }
.post-card:hover::after { opacity: 1; }

.post-card__thumb-wrap { display: block; overflow: hidden; aspect-ratio: 16/9; }
.post-card__thumb { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s var(--ease-out-expo); }
.post-card:hover .post-card__thumb { transform: scale(1.05); }
.post-card__thumb-overlay {
  position: absolute; top: 0; left: 0; right: 0; aspect-ratio: 16/9;
  background: linear-gradient(to bottom, transparent 50%, rgba(10,10,15,0.7) 100%);
  pointer-events: none;
}

.post-card__body { padding: clamp(1.25rem, 3vw, 1.75rem); flex: 1; display: flex; flex-direction: column; gap: 0.75rem; }

.post-card__meta { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; }
.post-card__cat {
  padding: 0.2rem 0.65rem; border-radius: 100px; font-family: var(--font-display);
  font-size: 0.58rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  background: rgba(139,92,246,0.12); border: 1px solid var(--border-bright); color: var(--accent-violet);
  text-decoration: none; transition: background 0.3s;
}
.post-card__cat:hover { background: rgba(139,92,246,0.2); }
.post-card__date,.post-card__read { font-size: 0.72rem; color: var(--text-dim); font-family: var(--font-display); letter-spacing: 0.05em; }

.post-card__title { font-family: var(--font-display); font-size: clamp(0.85rem, 1.8vw, 1rem); font-weight: 700; letter-spacing: 0.03em; line-height: 1.4; }
.post-card__title a { color: var(--text-primary); text-decoration: none; transition: color 0.3s; }
.post-card__title a:hover { color: var(--accent-violet); }

.post-card__excerpt { color: var(--text-secondary); font-size: 0.85rem; font-weight: 300; line-height: 1.8; flex: 1; }

.post-card__footer { margin-top: auto; }
.post-card__read-more {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-family: var(--font-display); font-size: 0.65rem; font-weight: 600; letter-spacing: 0.15em;
  text-transform: uppercase; text-decoration: none; color: var(--accent-violet);
  transition: gap 0.3s var(--ease-out-expo);
}
.post-card__read-more:hover { gap: 0.7rem; }

/* ── Pagination ────────────────────────────────────────── */
.pagination { display: flex; justify-content: center; }
.pagination .page-numbers {
  list-style: none; display: flex; gap: 0.5rem; flex-wrap: wrap; justify-content: center;
}
.pagination .page-numbers li a,
.pagination .page-numbers li span {
  display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; border-radius: var(--radius-md);
  font-family: var(--font-display); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.05em;
  border: 1px solid var(--border); color: var(--text-secondary); text-decoration: none;
  transition: all 0.3s var(--ease-out-expo);
}
.pagination .page-numbers li a:hover { border-color: var(--accent-violet); color: var(--accent-violet); background: rgba(139,92,246,0.08); }
.pagination .page-numbers li .current { background: var(--gradient-main); color: #fff; border-color: transparent; }

/* ── No Posts ──────────────────────────────────────────── */
.no-posts { text-align: center; padding: 5rem 0; }
.no-posts__text { color: var(--text-secondary); font-size: 1rem; }

/* ── Single Post Layout ────────────────────────────────── */
.blog-main--single .container { max-width: 1200px; }
.single-layout {
  display: grid; grid-template-columns: 1fr; gap: 3rem;
}
@media(min-width: 1024px) { .single-layout { grid-template-columns: 1fr 300px; gap: 4rem; } }

/* Single Header */
.single-header { margin-bottom: 2.5rem; }
.breadcrumb { display: flex; align-items: center; gap: 0.5rem; margin-bottom: 1.5rem; flex-wrap: wrap; }
.breadcrumb a { font-size: 0.75rem; color: var(--text-dim); text-decoration: none; transition: color 0.3s; }
.breadcrumb a:hover { color: var(--accent-violet); }
.breadcrumb__sep { color: var(--text-dim); font-size: 0.7rem; }

.single-header__cats { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-bottom: 1rem; }
.single-header__title {
  font-family: var(--font-display); font-size: clamp(1.5rem, 4vw, 2.5rem);
  font-weight: 800; letter-spacing: 0.04em; line-height: 1.25; margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-violet) 60%, var(--accent-pink) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.single-header__meta {
  display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap;
  font-family: var(--font-display); font-size: 0.72rem; color: var(--text-dim); letter-spacing: 0.08em;
}
.single-header__sep { opacity: 0.4; }

/* Featured Image */
.single-thumb { border-radius: var(--radius-xl); overflow: hidden; margin-bottom: 2.5rem; }
.single-thumb__img { width: 100%; height: auto; display: block; }

/* Article Content */
.single-content {
  font-size: clamp(0.95rem, 1.5vw, 1.05rem); line-height: 1.9; color: var(--text-secondary);
}
.single-content h1,.single-content h2,.single-content h3,.single-content h4 {
  font-family: var(--font-display); color: var(--text-primary); line-height: 1.3;
  margin: 2rem 0 0.8rem; letter-spacing: 0.03em;
}
.single-content h2 { font-size: clamp(1.1rem, 2.5vw, 1.4rem); padding-bottom: 0.5rem; border-bottom: 1px solid var(--border); }
.single-content h3 { font-size: clamp(0.95rem, 2vw, 1.15rem); color: var(--accent-violet); }
.single-content p { margin-bottom: 1.5rem; }
.single-content a { color: var(--accent-violet); text-decoration: none; border-bottom: 1px solid rgba(167,139,250,0.3); transition: border-color 0.3s; }
.single-content a:hover { border-color: var(--accent-violet); }
.single-content strong { color: var(--text-primary); font-weight: 700; }
.single-content em { color: var(--accent-pink); font-style: normal; }
.single-content ul,.single-content ol { padding-left: 1.5rem; margin-bottom: 1.5rem; }
.single-content li { margin-bottom: 0.4rem; }
.single-content blockquote {
  border-left: 3px solid var(--accent-violet); margin: 2rem 0;
  padding: 1rem 1.5rem; background: rgba(139,92,246,0.05); border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 1.05rem; font-style: normal; color: var(--text-primary);
}
.single-content img { max-width: 100%; border-radius: var(--radius-lg); margin: 1.5rem 0; }
.single-content pre {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 1.25rem; overflow-x: auto; margin: 1.5rem 0; font-size: 0.85rem;
}
.single-content code { font-size: 0.85em; background: rgba(139,92,246,0.12); padding: 0.15em 0.4em; border-radius: 4px; }
.single-content pre code { background: none; padding: 0; }
.single-content hr { border: none; border-top: 1px solid var(--border); margin: 2.5rem 0; }

/* Tags */
.single-tags { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; margin-top: 2.5rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.single-tags__label { font-family: var(--font-display); font-size: 0.65rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; color: var(--text-dim); }
.single-tag {
  padding: 0.2rem 0.7rem; border-radius: 100px; font-size: 0.72rem; font-weight: 500;
  border: 1px solid var(--border); color: var(--text-secondary); text-decoration: none;
  background: rgba(139,92,246,0.04); transition: all 0.3s;
}
.single-tag:hover { border-color: var(--accent-cyan); color: var(--accent-cyan); background: rgba(34,211,238,0.06); }

/* Post Navigation */
.post-nav { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.post-nav__inner { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.post-nav__item {
  display: flex; flex-direction: column; gap: 0.4rem; padding: 1.25rem;
  border: 1px solid var(--border); border-radius: var(--radius-lg); text-decoration: none;
  transition: all 0.4s var(--ease-out-expo);
}
.post-nav__item:hover { border-color: var(--border-bright); background: rgba(139,92,246,0.05); transform: translateY(-2px); }
.post-nav__item--next { text-align: right; }
.post-nav__dir { font-family: var(--font-display); font-size: 0.6rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent-violet); }
.post-nav__ptitle { font-size: 0.85rem; font-weight: 500; color: var(--text-secondary); line-height: 1.4; }

/* ── Sidebar ────────────────────────────────────────────── */
.blog-sidebar { display: flex; flex-direction: column; gap: 1.5rem; }
.sidebar-block {
  background: rgba(19,18,31,0.7); border: 1px solid var(--border); border-radius: var(--radius-xl);
  padding: clamp(1.25rem, 3vw, 1.75rem);
}
.sidebar-block__title {
  font-family: var(--font-display); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em;
  text-transform: uppercase; color: var(--accent-violet); margin-bottom: 1rem;
  padding-bottom: 0.6rem; border-bottom: 1px solid var(--border);
}
.sidebar-block__text { font-size: 0.85rem; color: var(--text-secondary); line-height: 1.8; margin-bottom: 1rem; }
.sidebar-btn {
  display: inline-flex; align-items: center; padding: 0.5rem 1rem; border-radius: 100px;
  border: 1px solid var(--border-bright); color: var(--accent-violet); text-decoration: none;
  font-family: var(--font-display); font-size: 0.62rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; transition: all 0.3s var(--ease-out-expo);
}
.sidebar-btn:hover { background: rgba(139,92,246,0.1); transform: translateY(-1px); }

.sidebar-cats { list-style: none; display: flex; flex-direction: column; gap: 0.3rem; }
.sidebar-cats__item a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.4rem 0.7rem; border-radius: var(--radius-sm); color: var(--text-secondary);
  text-decoration: none; font-size: 0.85rem; transition: all 0.3s;
}
.sidebar-cats__item a:hover { background: rgba(139,92,246,0.08); color: var(--accent-violet); }
.sidebar-cats__count { font-family: var(--font-display); font-size: 0.65rem; color: var(--text-dim); }

.sidebar-recent { list-style: none; display: flex; flex-direction: column; gap: 0.75rem; }
.sidebar-recent__item { display: flex; flex-direction: column; gap: 0.2rem; }
.sidebar-recent__item a { font-size: 0.85rem; color: var(--text-secondary); text-decoration: none; line-height: 1.4; transition: color 0.3s; }
.sidebar-recent__item a:hover { color: var(--accent-violet); }
.sidebar-recent__date { font-family: var(--font-display); font-size: 0.62rem; color: var(--text-dim); letter-spacing: 0.05em; }

.sidebar-tagcloud { display: flex; flex-wrap: wrap; gap: 0.4rem; }

/* ── Comments ───────────────────────────────────────────── */
.single-comments { margin-top: 3rem; padding-top: 2rem; border-top: 1px solid var(--border); }
.comment-list { list-style: none; }
.comment { padding: 1.25rem 0; border-bottom: 1px solid var(--border); }
.comment-author { font-weight: 700; color: var(--text-primary); }
.comment-meta { font-size: 0.75rem; color: var(--text-dim); margin-bottom: 0.75rem; }
.comment-content p { font-size: 0.9rem; color: var(--text-secondary); }
#respond { margin-top: 2rem; }
#reply-title { font-family: var(--font-display); font-size: 0.85rem; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; color: var(--accent-violet); margin-bottom: 1.5rem; }
.comment-form input, .comment-form textarea {
  width: 100%; background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 0.75rem 1rem; color: var(--text-primary);
  font-family: var(--font-body); font-size: 0.9rem; margin-bottom: 1rem;
  transition: border-color 0.3s;
}
.comment-form input:focus, .comment-form textarea:focus { border-color: var(--accent-violet); outline: none; }
.comment-form textarea { min-height: 140px; resize: vertical; }
.comment-form .submit {
  background: var(--gradient-main); color: #fff; border: none; border-radius: 100px;
  padding: 0.8rem 2rem; font-family: var(--font-display); font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase; cursor: pointer;
  transition: opacity 0.3s, transform 0.3s;
}
.comment-form .submit:hover { opacity: 0.85; transform: translateY(-2px); }

/* ── Footer ─────────────────────────────────────────────── */
.footer { position: relative; z-index: 1; border-top: 1px solid var(--border); padding: 3rem 0; }
.footer__inner { display: flex; flex-direction: column; align-items: center; gap: 1.5rem; text-align: center; }
.footer__brand {
  font-family: var(--font-display); font-size: 1rem; font-weight: 800; letter-spacing: 0.15em;
  background: var(--gradient-main); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  text-decoration: none;
}
.footer__text { font-size: 0.8rem; color: var(--text-dim); font-weight: 300; line-height: 1.7; }
.footer__text a { color: var(--accent-violet); text-decoration: none; }
.footer__copy { font-size: 0.7rem; color: var(--text-dim); letter-spacing: 0.05em; }

/* ── Divider ────────────────────────────────────────────── */
.divider { width: 60px; height: 2px; background: var(--gradient-main); margin: 0 auto; border-radius: 1px; opacity: 0.5; }

/* ── Widget Area ────────────────────────────────────────── */
.widget-block { margin-bottom: 1.5rem; }
.widget-title { font-family: var(--font-display); font-size: 0.7rem; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; color: var(--accent-violet); margin-bottom: 1rem; padding-bottom: 0.6rem; border-bottom: 1px solid var(--border); }

/* ── Responsive ──────────────────────────────────────────── */
@media(max-width: 479px) {
  .post-nav__inner { grid-template-columns: 1fr; }
  .single-header__title { letter-spacing: 0.02em; }
}