/*
Theme Name: Georg Blog
Theme URI: https://georggritsai.com
Author: Georg Gregor Gritsai
Description: Custom blog theme matching Georg's one-pager portfolio design.
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: georg-blog
*/

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

:root {
    --bg-light:    #F7F7F5;
    --bg-white:    #FFFFFF;
    --bg-dark:     #0A0E1A;
    --fg-dark:     #111520;
    --fg-light:    #E8ECF5;
    --muted:       #7A7D8C;
    --muted-light: #B0B3C0;
    --border:      #E2E4EC;
    --accent:      #4068b3;
    --accent-2:    #557cbf;
    --accent-3:    #7099D4;
    --white:       #FFFFFF;
    --font-sans:   'Space Grotesk', -apple-system, sans-serif;
    --font-serif:  'DM Serif Display', Georgia, serif;
    --radius:      4px;
    --radius-lg:   14px;
    --ease:        cubic-bezier(0.4, 0, 0.2, 1);
    --content-w:   720px;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    background: var(--bg-light);
    color: var(--fg-dark);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* ═══════════════════════════════════════════════════════
   NAV
   ═══════════════════════════════════════════════════════ */
.nav { position: fixed; top: 0; left: 0; right: 0; z-index: 200; display: flex; align-items: center; justify-content: space-between; padding: 1.75rem 3rem; background: rgba(10,14,26,0.84); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); transition: padding .4s var(--ease); }
.nav.scrolled { padding: 1.1rem 3rem; }
.nav-logo { font-size: .85rem; font-weight: 700; color: var(--fg-light); text-decoration: none; letter-spacing: .12em; text-transform: uppercase; }
.nav-links { display: flex; gap: 2.5rem; list-style: none; }
.nav-links a { color: rgba(232,236,245,0.88); text-decoration: none; font-size: .8rem; font-weight: 500; letter-spacing: .1em; text-transform: uppercase; transition: color .25s var(--ease); }
.nav-links a:hover, .nav-links a.active { color: var(--fg-light); }
.nav-cta { padding: .55rem 1.25rem; border: 1px solid rgba(232,236,245,0.2); color: rgba(232,236,245,0.75) !important; border-radius: var(--radius); transition: border-color .25s, color .25s, background .25s !important; }
.nav-cta:hover { border-color: rgba(232,236,245,0.5) !important; color: var(--fg-light) !important; background: rgba(232,236,245,0.05) !important; }

/* ═══════════════════════════════════════════════════════
   BLOG LISTING PAGE (index.php)
   ═══════════════════════════════════════════════════════ */
.container { max-width: 1280px; margin: 0 auto; padding: 0 3rem; }

/* ─── Blog Hero ───────────────────────────────────────── */
.blog-hero { background: var(--bg-white); padding: 10rem 0 2.5rem; text-align: center; }
.blog-hero-label { display: inline-flex; align-items: center; gap: .5rem; font-size: .72rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-2); margin-bottom: 1.5rem; }
.blog-hero-title { font-size: clamp(3.75rem,9.5vw,6.5rem); font-weight: 700; letter-spacing: -0.035em; line-height: .93; color: var(--fg-dark); margin-bottom: 1.25rem; }
.blog-hero-title em { font-family: var(--font-serif); font-style: italic; font-weight: 400; color: var(--accent-2); }
.blog-hero-sub { font-size: 1rem; color: var(--muted); max-width: 480px; margin: 0 auto; line-height: 1.75; font-weight: 300; }

/* ─── Blog Grid ───────────────────────────────────────── */
.blog-section { padding: 2.5rem 0 8rem; background: var(--bg-white); }
.blog-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.75rem; }
.blog-card--featured { grid-column: span 2; }
.blog-card { background: var(--bg-light); border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; transition: border-color .3s, transform .4s var(--ease), box-shadow .4s var(--ease); cursor: pointer; display: flex; flex-direction: column; position: relative; }
.card-cta::after { content: ''; position: absolute; inset: 0; }
.blog-card:hover { border-color: #C4C8D8; transform: translateY(-5px); box-shadow: 0 24px 64px rgba(26,52,97,0.09); }
.card-thumb { overflow: hidden; position: relative; flex-shrink: 0; }
.card-thumb img,
.card-thumb .card-thumb-inner { width: 100%; height: auto; aspect-ratio: 4/3; object-fit: cover; display: block; transition: transform .65s var(--ease); }
.blog-card--featured .card-thumb img,
.blog-card--featured .card-thumb .card-thumb-inner { aspect-ratio: 16/9; }
.blog-card:hover .card-thumb img,
.blog-card:hover .card-thumb-inner { transform: scale(1.04); }

.bg-grad-1 { background: linear-gradient(140deg,#080E1F 0%,#1A3461 55%,#2A5298 100%); }
.bg-grad-2 { background: linear-gradient(140deg,#0D0E28 0%,#1A1F5C 55%,#2E3F8A 100%); }
.bg-grad-3 { background: linear-gradient(140deg,#0E1828 0%,#152744 55%,#233F6B 100%); }

.card-thumb-placeholder { width: 100%; aspect-ratio: 4/3; display: flex; align-items: center; justify-content: center; transition: transform .65s var(--ease); }
.blog-card--featured .card-thumb-placeholder { aspect-ratio: 16/9; }
.blog-card:hover .card-thumb-placeholder { transform: scale(1.04); }
.card-thumb-placeholder span { font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,0.15); pointer-events: none; }

.card-body { padding: 1.4rem 1.6rem 1.75rem; display: flex; flex-direction: column; flex: 1; }
.card-meta { display: flex; align-items: center; justify-content: space-between; margin-bottom: .85rem; flex-wrap: wrap; gap: .5rem; }
.tag-row { display: flex; gap: .4rem; flex-wrap: wrap; }

.tag { font-size: .65rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; padding: .2rem .55rem; border-radius: 100px; border: 1px solid transparent; white-space: nowrap; }
.tag--marketing  { color: #4068b3; background: rgba(64,104,179,.08);  border-color: rgba(64,104,179,.25); }
.tag--brand      { color: #7048b8; background: rgba(112,72,184,.08); border-color: rgba(112,72,184,.25); }
.tag--design     { color: #2e8e7e; background: rgba(46,142,126,.08); border-color: rgba(46,142,126,.25); }
.tag--ux         { color: #b05a20; background: rgba(176,90,32,.08);  border-color: rgba(176,90,32,.25); }
.tag--strategy   { color: #1a6b3a; background: rgba(26,107,58,.08);  border-color: rgba(26,107,58,.25); }
.tag--campaigns  { color: #b03050; background: rgba(176,48,80,.08);  border-color: rgba(176,48,80,.25); }
.tag--growth     { color: #206a9e; background: rgba(32,106,158,.08); border-color: rgba(32,106,158,.25); }

.card-date { font-size: .75rem; color: var(--muted); font-weight: 400; white-space: nowrap; }
.card-title { font-size: 1.05rem; font-weight: 600; letter-spacing: -0.02em; color: var(--fg-dark); margin-bottom: .45rem; line-height: 1.35; }
.blog-card--featured .card-title { font-size: 1.3rem; }
.card-excerpt { font-size: .875rem; color: var(--muted); line-height: 1.65; flex: 1; }
.card-cta { display: inline-flex; align-items: center; align-self: flex-start; gap: .35rem; margin-top: 1.2rem; font-size: .82rem; font-weight: 600; color: var(--fg-dark); text-decoration: none; border-bottom: 1px solid var(--border); padding-bottom: 2px; transition: color .25s, border-color .25s; }
.card-cta:hover { color: var(--accent-2); border-color: var(--accent-2); }

.blog-card--soon { cursor: default; pointer-events: none; opacity: .55; }
.blog-card--soon:hover { transform: none; box-shadow: none; border-color: var(--border); }
.card-title--soon { color: var(--muted); font-style: italic; }

/* ─── Pagination ──────────────────────────────────────── */
.pagination { display: flex; justify-content: center; gap: .75rem; margin-top: 3rem; }
.pagination a, .pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 2.5rem; height: 2.5rem; padding: 0 .75rem; border-radius: var(--radius); font-size: .85rem; font-weight: 500; text-decoration: none; border: 1px solid var(--border); color: var(--fg-dark); transition: all .2s; }
.pagination a:hover { border-color: var(--accent-2); color: var(--accent-2); }
.pagination .current { background: var(--fg-dark); color: var(--white); border-color: var(--fg-dark); }

/* ═══════════════════════════════════════════════════════
   SINGLE POST PAGE (single.php)
   ═══════════════════════════════════════════════════════ */
.post-page { padding-top: 7rem; padding-bottom: 8rem; background: var(--bg-white); }
.post-container { max-width: var(--content-w); margin: 0 auto; padding: 0 2rem; }

/* ─── WordPress Block Overrides ───────────────────────── */
.post-body .wp-block-heading { letter-spacing: -0.025em; }
.post-body h2.wp-block-heading { font-size: 1.65rem; font-weight: 700; line-height: 1.2; color: var(--fg-dark); margin: 3rem 0 .9rem; }
.post-body h3.wp-block-heading { font-size: 1.25rem; font-weight: 600; line-height: 1.3; color: var(--fg-dark); margin: 2.5rem 0 .75rem; }
.post-body h4.wp-block-heading { font-size: 1rem; font-weight: 600; line-height: 1.4; color: var(--fg-dark); margin: 2rem 0 .6rem; }
.post-body .has-black-color { color: var(--fg-dark) !important; }
.post-body .has-text-color { color: inherit !important; }
.post-body .wp-block-quote.has-text-color p { color: var(--fg-dark) !important; }
.post-body .wp-block-image img { border-radius: var(--radius-lg); margin: 2rem 0; }
.post-body .wp-block-image figcaption { margin-top: .75rem; font-size: .78rem; color: var(--muted); line-height: 1.55; text-align: center; }
.post-body figure.wp-block-image { margin: 3rem 0; }

/* ─── Back Link ───────────────────────────────────────── */
.post-back { display: inline-flex; align-items: center; gap: .35rem; font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); text-decoration: none; margin-bottom: 3rem; transition: color .22s; }
.post-back:hover { color: var(--fg-dark); }
.post-back::before { content: '←'; font-size: .9rem; }

/* ─── Post Header ─────────────────────────────────────── */
.post-header { margin-bottom: 3rem; padding-bottom: 2.5rem; border-bottom: 1px solid var(--border); }

.post-title { font-size: clamp(2rem, 4vw, 2.75rem); font-weight: 700; letter-spacing: -0.035em; line-height: 1.1; color: var(--fg-dark); margin-bottom: 1.5rem; }
.post-title em { font-family: var(--font-serif); font-style: italic; font-weight: 400; color: var(--accent-2); }

.post-meta { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; }
.post-date { font-size: .875rem; color: var(--muted); font-weight: 400; letter-spacing: .03em; }
.post-meta-sep { width: 3px; height: 3px; border-radius: 50%; background: var(--muted-light); flex-shrink: 0; }

/* ─── Post Body ───────────────────────────────────────── */
.post-body { font-size: 1.05rem; line-height: 1.8; color: var(--fg-dark); font-weight: 400; }

.post-body h1 { font-size: 2.25rem; font-weight: 700; letter-spacing: -0.03em; line-height: 1.1; color: var(--fg-dark); margin: 3.5rem 0 1rem; }
.post-body h2 { font-size: 1.65rem; font-weight: 700; letter-spacing: -0.025em; line-height: 1.2; color: var(--fg-dark); margin: 3rem 0 .9rem; }
.post-body h3 { font-size: 1.25rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1.3; color: var(--fg-dark); margin: 2.5rem 0 .75rem; }
.post-body h4 { font-size: 1rem; font-weight: 600; letter-spacing: .01em; line-height: 1.4; color: var(--fg-dark); margin: 2rem 0 .6rem; }
.post-body h5 { font-size: .85rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin: 1.75rem 0 .5rem; }

.post-body p { margin-bottom: 1.5rem; color: #2A2D3A; }
.post-body p:last-child { margin-bottom: 0; }

.post-body .lead { font-size: 1.2rem; line-height: 1.75; color: var(--fg-dark); font-weight: 300; margin-bottom: 2rem; }

.post-body strong { font-weight: 600; color: var(--fg-dark); }
.post-body em { font-style: italic; }

.post-body a { color: var(--accent-2); text-decoration: underline; text-underline-offset: 2px; transition: color .2s; }
.post-body a:hover { color: var(--accent); }

/* ─── Blockquote (overrides wp-block-quote) ───────────── */
.post-body blockquote,
.post-body blockquote.wp-block-quote,
.post-body .wp-block-quote.is-style-default,
.post-body .wp-block-quote.is-layout-flow { margin: 2.5rem 0; padding: 1.5rem 2rem; border-left: 3px solid var(--accent-2) !important; background: var(--bg-light); border-radius: 0 var(--radius-lg) var(--radius-lg) 0; }
.post-body blockquote p,
.post-body .wp-block-quote p { font-family: var(--font-serif); font-style: italic; font-size: 1.2rem; line-height: 1.65; color: var(--fg-dark) !important; margin-bottom: 0; }
.post-body blockquote cite,
.post-body .wp-block-quote cite { display: block; font-family: var(--font-sans); font-style: normal; font-size: .78rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--muted); margin-top: .85rem; }

/* ─── Horizontal Rule ─────────────────────────────────── */
.post-body hr { border: none; border-top: 1px solid var(--border); margin: 3rem 0; }

/* ─── Lists ───────────────────────────────────────────── */
.post-body ul, .post-body ol { padding-left: 1.5rem; margin-bottom: 1.5rem; }
.post-body li { margin-bottom: .5rem; line-height: 1.75; color: #2A2D3A; }

/* ─── Inline Code ─────────────────────────────────────── */
.post-body code { font-family: 'SF Mono', 'Fira Code', monospace; font-size: .85em; background: var(--bg-light); border: 1px solid var(--border); border-radius: 3px; padding: .1em .4em; color: var(--accent); }

/* ─── Figures & Images ────────────────────────────────── */
.post-figure { margin: 3rem 0; }
.post-figure img,
.post-figure .fig-placeholder { width: 100%; border-radius: var(--radius-lg); display: block; }
.fig-placeholder { aspect-ratio: 16/9; display: flex; align-items: center; justify-content: center; }
.fig-placeholder--wide { aspect-ratio: 21/9; }
.fig-placeholder--square { aspect-ratio: 1/1; }
.fig-placeholder span { font-size: .62rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,0.18); }
.fig-caption { margin-top: .75rem; font-size: .78rem; color: var(--muted); line-height: 1.55; text-align: center; }
.post-figure--duo { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.post-figure--duo .fig-placeholder { aspect-ratio: 4/3; }

/* ─── Post body images from WP editor ─────────────────── */
.post-body img { max-width: 100%; height: auto; border-radius: var(--radius-lg); display: block; margin: 2rem 0; }
.wp-caption { max-width: 100%; margin: 3rem 0; }
.wp-caption img { border-radius: var(--radius-lg); display: block; width: 100%; }
.wp-caption-text { margin-top: .75rem; font-size: .78rem; color: var(--muted); line-height: 1.55; text-align: center; }

/* ─── Pull-quote Callout ──────────────────────────────── */
.post-callout { margin: 3rem 0; padding: 2rem 2.5rem; background: var(--bg-dark); border-radius: var(--radius-lg); text-align: center; }
.post-callout p { font-family: var(--font-serif); font-style: italic; font-size: 1.4rem; line-height: 1.55; color: var(--fg-light); margin-bottom: 0; }
.post-callout p em { color: var(--accent-3); }

/* ─── Post Footer ─────────────────────────────────────── */
.post-end { margin-top: 4rem; padding-top: 2.5rem; border-top: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; flex-wrap: wrap; }
.post-author { display: flex; align-items: center; gap: 1rem; }
.author-avatar { width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(140deg, #1A3461, #2A5298); flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: .75rem; font-weight: 700; color: rgba(255,255,255,0.7); letter-spacing: .04em; }
.author-name { font-size: .875rem; font-weight: 600; color: var(--fg-dark); }
.author-role { font-size: .78rem; color: var(--muted); margin-top: .1rem; }
.post-back-bottom { display: inline-flex; align-items: center; gap: .35rem; font-size: .82rem; font-weight: 600; color: var(--fg-dark); text-decoration: none; border-bottom: 1px solid var(--border); padding-bottom: 2px; transition: color .25s, border-color .25s; }
.post-back-bottom:hover { color: var(--accent-2); border-color: var(--accent-2); }

/* ═══════════════════════════════════════════════════════
   FOOTER (no Navigate column)
   ═══════════════════════════════════════════════════════ */
.footer { background: var(--bg-dark); padding: 4.5rem 0 2.5rem; border-top: 1px solid rgba(232,236,245,0.06); }
.footer-top { display: flex; align-items: flex-start; justify-content: space-between; gap: 4rem; padding-bottom: 3.5rem; border-bottom: 1px solid rgba(232,236,245,0.06); margin-bottom: 2.25rem; }
.footer-brand { max-width: 280px; }
.footer-logo { display: block; font-size: 1.25rem; font-weight: 700; color: var(--fg-light); text-decoration: none; letter-spacing: .1em; text-transform: uppercase; margin-bottom: 1rem; }
.footer-tagline { font-size: .875rem; color: rgba(232,236,245,0.72); line-height: 1.65; font-weight: 300; }
.footer-cols { display: flex; gap: 5rem; }
.footer-col h4 { font-size: .65rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: rgba(232,236,245,0.58); margin-bottom: 1.35rem; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: .8rem; }
.footer-col a { font-size: .875rem; color: rgba(232,236,245,0.82); text-decoration: none; transition: color .22s; }
.footer-col a:hover { color: var(--fg-light); }
.footer-bottom { display: flex; align-items: center; justify-content: space-between; }
.footer-copy { font-size: .75rem; color: rgba(232,236,245,0.55); }
.footer-status { display: flex; align-items: center; gap: .55rem; font-size: .75rem; color: rgba(232,236,245,0.72); }
.pulse-dot { width: 7px; height: 7px; border-radius: 50%; background: #5AACE0; box-shadow: 0 0 0 0 rgba(90,172,224,0.5); animation: dotPulse 2.4s ease-in-out infinite; }
@keyframes dotPulse { 0%,100% { box-shadow: 0 0 0 0 rgba(90,172,224,0.45); } 60% { box-shadow: 0 0 0 6px rgba(90,172,224,0); } }

/* ═══════════════════════════════════════════════════════
   SCROLL REVEAL
   ═══════════════════════════════════════════════════════ */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in-view { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: .08s; }
.delay-2 { transition-delay: .16s; }
.delay-3 { transition-delay: .24s; }
.delay-4 { transition-delay: .32s; }

/* ═══════════════════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════════════════ */
@media (max-width: 1080px) {
    .blog-grid { grid-template-columns: repeat(2,1fr); }
    .blog-card--featured { grid-column: span 2; }
    .blog-hero { padding: 7rem 0 2.5rem; }
    .blog-section { padding: 2.5rem 0 6rem; }
}

@media (max-width: 768px) {
    /* Nav */
    .nav, .nav.scrolled { padding: 1.25rem 1.5rem; }
    /* Listing */
    .container { padding: 0 1.5rem; }
    .blog-hero { padding: 6rem 0 1rem; }
    .blog-section { padding: 1rem 0 5rem; }
    .blog-grid { grid-template-columns: 1fr; }
    .blog-card--featured { grid-column: span 1; }
    /* Single post */
    .post-container { padding: 0 1.25rem; }
    .post-title { font-size: 1.75rem; }
    .post-body { font-size: 1rem; }
    .post-body h1 { font-size: 1.65rem; }
    .post-body h2 { font-size: 1.3rem; }
    .post-body h3 { font-size: 1.1rem; }
    .post-figure--duo { grid-template-columns: 1fr; }
    .post-end { flex-direction: column; align-items: flex-start; }
    /* Footer */
    .footer-top { flex-direction: column; gap: 3rem; }
    .footer-cols { gap: 2.5rem; }
    .footer-bottom { flex-direction: column-reverse; align-items: flex-start; gap: 1rem; }
}

/* ═══════════════════════════════════════════════════════
   BURGER & MOBILE MENU
   ═══════════════════════════════════════════════════════ */
.nav-burger { display: none; flex-direction: column; justify-content: center; gap: 5px; cursor: pointer; background: none; border: none; padding: .4rem; z-index: 210; }
.nav-burger span { display: block; width: 22px; height: 2px; background: var(--fg-light); border-radius: 2px; transition: transform .35s var(--ease), opacity .25s var(--ease); }
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 520px) {
    .nav-links { display: none; }
    .nav-burger { display: flex; }
}

.nav-mobile { position: fixed; top: 0; left: 0; right: 0; background: rgba(10,14,26,0.97); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); padding: 5.5rem 2rem 2.5rem; z-index: 190; transform: translateY(-110%); transition: transform .4s var(--ease); }
.nav-mobile.open { transform: translateY(0); }
.nav-mobile ul { list-style: none; display: flex; flex-direction: column; }
.nav-mobile li { border-bottom: 1px solid rgba(232,236,245,0.07); }
.nav-mobile a { display: block; padding: 1.1rem 0; font-size: 1.4rem; font-weight: 600; letter-spacing: -0.02em; color: rgba(232,236,245,0.9); text-decoration: none; transition: color .22s; }
.nav-mobile a:hover, .nav-mobile a.active { color: var(--fg-light); }
.nav-mobile .mob-cta { display: inline-block; margin-top: 1.75rem; font-size: .85rem; font-weight: 600; letter-spacing: .06em; text-transform: uppercase; color: var(--accent-3); text-decoration: none; border-bottom: 1px solid rgba(112,153,212,0.4); padding-bottom: 2px; transition: color .22s, border-color .22s; }
.nav-mobile .mob-cta:hover { color: var(--fg-light); border-color: var(--fg-light); }