/* ============================================================
   Zhaniya Turganova — modern editorial design system v2
   Paper · navy ink · raspberry + teal accents · chip motif
   Sans-serif (Space Grotesk + Hanken Grotesk). Bolder, livelier.
   ============================================================ */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Hanken+Grotesk:ital,wght@0,400;0,500;0,600;0,700;0,800;1,400;1,500&family=IBM+Plex+Mono:wght@400;500;600&display=swap');

:root {
    --paper:    #f3ece0;   /* warm beige base — never pure white */
    --paper-2:  #ece2d1;
    --surface:  #fbf7ee;   /* warm white */
    --ink:      #18203a;   /* navy ink */
    --ink-soft: #3c456180; /* (unused alpha placeholder) */
    --soft:     #3f4a66;   /* secondary text — darker for readability */
    --faint:    #837c6c;
    --rasp:     #c02b54;   /* raspberry (primary accent) */
    --rasp-deep:#921f40;
    --teal:     #1f7a73;   /* third accent */
    --teal-deep:#155b56;
    --rasp-tint:#f6dde2;
    --teal-tint:#d9ece9;
    --rule:     rgba(24,32,58,0.18);
    --rule-soft:rgba(24,32,58,0.10);
    --warm-rule:#d8cbb2;
    --accent:   var(--rasp);   /* switches by audience mode */
    --accent-deep: var(--rasp-deep);
    --accent-tint: var(--rasp-tint);
    --maxw: 1120px;
    --readw: 740px;
}
body.mode-personal {
    --accent: var(--teal);
    --accent-deep: var(--teal-deep);
    --accent-tint: var(--teal-tint);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 92px; }

body {
    font-family: 'Hanken Grotesk', system-ui, -apple-system, sans-serif;
    font-size: 19px;
    font-weight: 450;
    line-height: 1.65;
    color: var(--ink);
    background-color: var(--paper);
    background-image: url('../img/circuit-bg.svg');
    background-attachment: fixed;
    background-size: 340px;
    -webkit-font-smoothing: antialiased;
}
body::before {
    content: ''; position: fixed; inset: 0; z-index: -1;
    background: radial-gradient(1100px 640px at 50% -8%, rgba(243,236,224,0) 0%, var(--paper) 70%), var(--paper);
    opacity: .5; pointer-events: none;
}
::selection { background: var(--accent); color: #fff8f0; }

h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; color: var(--ink); font-weight: 700; line-height: 1.1; letter-spacing: -0.015em; }
a { color: var(--accent-deep); text-underline-offset: 2px; }
a:hover { color: var(--accent); }
strong { font-weight: 700; }

.mono { font-family: 'IBM Plex Mono', monospace; }
.eyebrow {
    font-family: 'IBM Plex Mono', monospace; font-size: .74rem; letter-spacing: .2em;
    text-transform: uppercase; color: var(--accent); font-weight: 600;
    display: inline-flex; align-items: center; gap: 12px;
}
.eyebrow::before { content: ''; width: 24px; height: 2px; background: var(--accent); display: inline-block; }

/* audience-conditional content (default hidden until mode set) */
.only-pro, .only-personal { display: none; }
body.mode-pro .only-pro { display: block; }
body.mode-personal .only-personal { display: block; }

.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0%; background: var(--accent); z-index: 950; transition: width .1s linear; }

/* ─────────────── AUDIENCE POPUP ─────────────── */
.audience-overlay {
    position: fixed; inset: 0; z-index: 2000; display: flex; align-items: center; justify-content: center;
    padding: 24px; background: rgba(18,20,30,.55); backdrop-filter: blur(8px);
    opacity: 0; visibility: hidden; transition: opacity .4s ease, visibility .4s;
}
.audience-overlay.show { opacity: 1; visibility: visible; }
.audience-card {
    background: var(--surface); border: 1px solid var(--warm-rule); border-radius: 20px;
    max-width: 560px; width: 100%; padding: 40px; text-align: center;
    box-shadow: 0 40px 90px rgba(18,20,30,.4); transform: translateY(20px) scale(.97);
    transition: transform .45s cubic-bezier(.2,.8,.2,1);
}
.audience-overlay.show .audience-card { transform: none; }
.audience-card .eyebrow { justify-content: center; margin-bottom: 16px; }
.audience-card h2 { font-size: 2rem; margin-bottom: 8px; }
.audience-card p.sub { color: var(--soft); margin-bottom: 26px; font-size: 1.05rem; }
.aud-opt {
    display: block; width: 100%; text-align: left; background: var(--paper); cursor: pointer;
    border: 1.5px solid var(--rule); border-radius: 13px; padding: 16px 20px; margin-bottom: 12px;
    transition: all .18s ease; font-family: inherit;
}
.aud-opt:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(24,32,58,.1); }
.aud-opt .ao-label { display: block; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.1rem; color: var(--ink); }
.aud-opt .ao-desc { display: block; color: var(--soft); font-size: .92rem; margin-top: 3px; }
.aud-skip { margin-top: 8px; background: none; border: none; cursor: pointer; font-family: 'IBM Plex Mono', monospace; font-size: .76rem; color: var(--faint); }
.aud-skip:hover { color: var(--accent); }

/* ─────────────── NAV ─────────────── */
.topnav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 900;
    display: flex; align-items: center; justify-content: space-between; padding: 15px 40px;
    background: rgba(243,236,224,0.8); backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--rule-soft); transition: padding .3s, box-shadow .3s, background .3s;
}
.topnav.scrolled { padding: 9px 40px; box-shadow: 0 6px 24px rgba(24,32,58,.08); background: rgba(243,236,224,0.95); }
.nav-brand { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.12rem; color: var(--ink); text-decoration: none; letter-spacing: -.01em; display: flex; align-items: center; gap: 11px; }
.nav-brand .mark { width: 11px; height: 11px; border: 2px solid var(--accent); transform: rotate(45deg); border-radius: 2px; }
.nav-mid { display: flex; align-items: center; gap: 4px; }
.nav-mid a { font-family: 'IBM Plex Mono', monospace; font-size: .77rem; color: var(--soft); text-decoration: none; padding: 8px 12px; border-radius: 6px; transition: color .2s, background .2s; }
.nav-mid a:hover, .nav-mid a.current { color: var(--ink); background: var(--accent-tint); }
.nav-right { display: flex; align-items: center; gap: 8px; }
.mode-toggle { font-family: 'IBM Plex Mono', monospace; font-size: .72rem; color: var(--soft); background: none; border: 1px solid var(--rule); border-radius: 999px; padding: 6px 12px; cursor: pointer; transition: all .2s; }
.mode-toggle:hover { border-color: var(--accent); color: var(--accent); }
.nav-cta { font-family: 'IBM Plex Mono', monospace; font-size: .77rem; color: #fff8f0 !important; background: var(--accent); padding: 8px 14px; border-radius: 7px; text-decoration: none; }
.nav-cta:hover { background: var(--accent-deep); }
.nav-toggle { display: none; background: none; border: none; color: var(--ink); cursor: pointer; padding: 6px; }
@media (max-width: 920px) {
    .topnav { padding: 12px 18px; }
    .nav-toggle { display: block; }
    .nav-mid { position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; background: var(--paper); border-bottom: 1px solid var(--rule); max-height: 0; overflow: hidden; opacity: 0; padding: 0 14px; transition: max-height .3s, opacity .25s, padding .3s; }
    .nav-mid.open { max-height: 360px; opacity: 1; padding: 8px 14px 14px; }
    .nav-mid a { padding: 12px; border-bottom: 1px solid var(--rule-soft); }
    .nav-right .mode-toggle { display: none; }
}

/* ─────────────── HERO ─────────────── */
.hero { position: relative; text-align: center; padding: 150px 24px 40px; }
.hero-inner { max-width: 760px; margin: 0 auto; }
.hero-portrait {
    width: 196px; height: 238px; margin: 0 auto 30px; position: relative;
    border-radius: 120px 120px 18px 18px; overflow: hidden; background: var(--surface);
    border: 1px solid var(--warm-rule); box-shadow: 0 22px 60px rgba(24,32,58,.22);
    animation: portraitIn 1s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes portraitIn { from { opacity: 0; transform: translateY(26px) scale(.94); } to { opacity: 1; transform: none; } }
.hero-portrait img { width: 100%; height: 100%; object-fit: cover; display: block; }
.hero-kicker { font-family: 'IBM Plex Mono', monospace; font-size: .76rem; letter-spacing: .22em; text-transform: uppercase; color: var(--accent); margin-bottom: 16px; font-weight: 600; }
.hero h1 { font-size: clamp(2.8rem, 7vw, 4.8rem); font-weight: 700; letter-spacing: -.03em; }
.hero h1 .accent { color: var(--accent); }
.hero-tagline { font-family: 'IBM Plex Mono', monospace; font-size: .84rem; letter-spacing: .12em; color: var(--soft); text-transform: uppercase; margin-top: 16px; font-weight: 500; }
.scroll-hint { margin-top: 44px; font-family: 'IBM Plex Mono', monospace; font-size: .72rem; letter-spacing: .14em; text-transform: uppercase; color: var(--faint); display: inline-flex; flex-direction: column; align-items: center; gap: 8px; }
.scroll-hint .arrow { width: 18px; height: 18px; border-right: 2px solid var(--accent); border-bottom: 2px solid var(--accent); transform: rotate(45deg); animation: bob 1.6s ease-in-out infinite; }
@keyframes bob { 0%,100% { transform: rotate(45deg) translate(0,0); } 50% { transform: rotate(45deg) translate(4px,4px); } }

/* ─────────────── CINEMATIC MOMENTS ─────────────── */
.moments { margin-top: 30px; }
.moments-intro { text-align: center; max-width: 640px; margin: 0 auto 18px; padding: 0 24px; }
.moments-intro h2 { font-size: clamp(1.9rem, 4vw, 2.8rem); }
.moments-intro p { color: var(--soft); margin-top: 8px; }
#moments-stream { max-width: 1180px; margin: 0 auto; padding: 0 22px; }
.moment-full { position: relative; margin: 22px 0; overflow: hidden; border-radius: 10px; box-shadow: 0 16px 44px rgba(24,32,58,.13); }
.moment-full img { width: 100%; height: auto; display: block; }
.moment-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; align-items: start; margin: 22px 0; }
.moment-pair .moment-cell { position: relative; overflow: hidden; border-radius: 10px; box-shadow: 0 16px 44px rgba(24,32,58,.13); }
.moment-pair .moment-cell img { width: 100%; height: auto; display: block; }
.moment-cap {
    position: absolute; left: 0; right: 0; bottom: 0; padding: 40px 30px 22px; color: #fff;
    background: linear-gradient(transparent, rgba(12,14,22,.82)); pointer-events: none;
}
.moment-cap strong { font-family: 'Space Grotesk', sans-serif; font-size: 1.15rem; font-weight: 700; display: block; }
.moment-cap span { font-family: 'IBM Plex Mono', monospace; font-size: .74rem; opacity: .85; }
/* photo reveal */
.ph-reveal { opacity: 0; transform: scale(1.04); filter: blur(6px); transition: opacity 1s ease, transform 1.1s cubic-bezier(.2,.8,.2,1), filter 1s ease; }
.ph-reveal.in { opacity: 1; transform: none; filter: none; }
@media (max-width: 640px) { .moment-pair { grid-template-columns: 1fr; } }

/* ─────────────── SECTIONS ─────────────── */
.section { max-width: var(--maxw); margin: 0 auto; padding: 84px 40px 0; }
.section-head { text-align: center; margin-bottom: 18px; }
.section-head h2 { font-size: clamp(2rem, 4vw, 2.9rem); margin-top: 14px; }
.section-head .lead { color: var(--soft); font-size: 1.12rem; max-width: 580px; margin: 12px auto 0; }
.intro-band { max-width: var(--readw); margin: 0 auto; text-align: center; }
.intro-band p { font-size: 1.4rem; line-height: 1.6; font-weight: 500; color: var(--ink); }
.intro-band p em { font-style: italic; color: var(--accent); font-weight: 600; }

.hero-stats { display: flex; justify-content: center; flex-wrap: wrap; gap: 0; margin: 30px auto 26px; }
.hero-stat { padding: 4px 26px; position: relative; }
.hero-stat + .hero-stat::before { content: ''; position: absolute; left: 0; top: 8px; bottom: 8px; width: 1px; background: var(--rule); }
.hero-stat .n { font-family: 'Space Grotesk', sans-serif; font-size: 2.2rem; font-weight: 700; color: var(--ink); display: block; line-height: 1; }
.hero-stat .l { font-family: 'IBM Plex Mono', monospace; font-size: .64rem; letter-spacing: .1em; text-transform: uppercase; color: var(--faint); margin-top: 8px; }
.hero-links { display: flex; justify-content: center; flex-wrap: wrap; gap: 10px 22px; margin-top: 6px; }
.hero-links a { font-family: 'IBM Plex Mono', monospace; font-size: .82rem; color: var(--soft); text-decoration: none; display: inline-flex; align-items: center; gap: 7px; padding-bottom: 2px; border-bottom: 1px solid transparent; transition: color .2s, border-color .2s; }
.hero-links a:hover { color: var(--accent); border-color: var(--accent); }
.hero-links svg { width: 15px; height: 15px; }

/* notebook (blog teaser) */
.notebook { max-width: var(--readw); margin: 0 auto; }
.nb-item { padding: 28px 0; border-top: 1px solid var(--rule); display: grid; grid-template-columns: 104px 1fr; gap: 26px; }
.nb-item:first-of-type { border-top: none; }
.nb-meta { font-family: 'IBM Plex Mono', monospace; font-size: .7rem; color: var(--faint); line-height: 1.8; }
.nb-meta .cat { color: var(--accent); display: block; font-weight: 600; }
.nb-body h3 { font-size: 1.55rem; line-height: 1.18; margin-bottom: 8px; }
.nb-body h3 a { color: var(--ink); text-decoration: none; }
.nb-body h3 a:hover { color: var(--accent); }
.nb-body p { color: var(--soft); font-size: 1.05rem; }
.nb-body .more, .nb-foot .more { font-family: 'IBM Plex Mono', monospace; font-size: .76rem; color: var(--accent); text-decoration: none; display: inline-block; margin-top: 10px; font-weight: 600; }
.nb-foot { text-align: center; margin-top: 34px; }

/* work ledger */
.work-nav { display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 10px; margin: 6px auto 8px; }
.work-nav a { font-family: 'IBM Plex Mono', monospace; font-size: .76rem; color: var(--soft); text-decoration: none; padding: 7px 15px; border: 1px solid var(--rule); border-radius: 999px; transition: all .2s; }
.work-nav a:hover { border-color: var(--accent); color: var(--accent); }
.cat-block { max-width: var(--readw); margin: 46px auto 0; }
.cat-title { display: flex; align-items: baseline; gap: 14px; margin-bottom: 6px; }
.cat-title h3 { font-size: 1.55rem; font-weight: 700; }
.cat-title .ct-mark { font-family: 'IBM Plex Mono', monospace; font-size: .74rem; color: var(--accent); letter-spacing: .1em; }
.cat-title .ct-count { font-family: 'IBM Plex Mono', monospace; font-size: .72rem; color: var(--faint); margin-left: auto; }
.cat-rule { height: 2px; background: var(--ink); opacity: .85; margin-bottom: 6px; }
.xp { display: grid; grid-template-columns: 132px 1fr; gap: 8px 28px; padding: 26px 0; border-top: 1px solid var(--rule); align-items: start; }
.xp:first-of-type { border-top: none; }
.xp-date { font-family: 'IBM Plex Mono', monospace; font-size: .74rem; color: var(--faint); padding-top: 6px; }
.xp-main h4 { font-family: 'Space Grotesk', sans-serif; font-size: 1.3rem; font-weight: 700; line-height: 1.22; }
.xp-org { color: var(--soft); font-size: 1rem; margin-top: 3px; font-weight: 500; }
.xp-incoming { display: inline-block; margin-left: 8px; font-family: 'IBM Plex Mono', monospace; font-size: .6rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent-deep); background: var(--accent-tint); padding: 3px 9px; border-radius: 999px; vertical-align: middle; }
.xp-personal { font-size: 1.08rem; line-height: 1.6; color: var(--ink); margin-top: 12px; padding-left: 16px; border-left: 2px solid var(--accent); font-weight: 450; }
.xp-list { list-style: none; margin: 12px 0 0; }
.xp-list li { position: relative; padding-left: 18px; font-size: 1.03rem; color: var(--soft); margin-bottom: 8px; line-height: 1.55; }
.xp-list li::before { content: ''; position: absolute; left: 0; top: 11px; width: 7px; height: 2px; background: var(--accent); }
.xp-tags { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.xp-tag { font-family: 'IBM Plex Mono', monospace; font-size: .66rem; color: var(--soft); border: 1px solid var(--rule); padding: 3px 9px; border-radius: 4px; }
.xp-stats { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 14px; padding: 14px 0; border-top: 1px dashed var(--rule); border-bottom: 1px dashed var(--rule); }
.xp-stat .v { font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.2rem; color: var(--accent-deep); }
.xp-stat .l { font-family: 'IBM Plex Mono', monospace; font-size: .58rem; letter-spacing: .07em; text-transform: uppercase; color: var(--faint); }
.xp-link { font-family: 'IBM Plex Mono', monospace; font-size: .78rem; color: var(--accent); text-decoration: none; font-weight: 600; display: inline-flex; align-items: center; gap: 6px; margin-top: 12px; cursor: pointer; }
.xp-link:hover { gap: 9px; }

/* thoughts (personal) */
.thoughts { max-width: var(--readw); margin: 14px auto 0; }
.thought { padding: 26px 0; border-top: 1px solid var(--rule); }
.thought:first-child { border-top: none; }
.thought h3 { font-size: 1.5rem; margin-bottom: 8px; }
.thought p { color: var(--soft); font-size: 1.1rem; }

/* skills + awards */
.sa-wrap { max-width: var(--readw); margin: 12px auto 0; display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.sa-col h3 { font-size: 1.4rem; margin-bottom: 18px; padding-bottom: 8px; border-bottom: 2px solid var(--ink); }
.skill-group { margin-bottom: 18px; }
.skill-group .sg-label { font-family: 'IBM Plex Mono', monospace; font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin-bottom: 8px; font-weight: 600; }
.skill-items { display: flex; flex-wrap: wrap; gap: 6px; }
.skill-items span { font-size: .88rem; font-weight: 500; color: var(--soft); border: 1px solid var(--rule); border-radius: 5px; padding: 4px 10px; transition: all .18s; }
.skill-items span:hover { border-color: var(--accent); color: var(--accent); }
.award { display: grid; grid-template-columns: 22px 1fr; gap: 12px; padding: 14px 0; border-top: 1px solid var(--rule); }
.award:first-child { border-top: none; }
.award .a-mark { color: var(--accent); }
.award .a-title { font-family: 'Space Grotesk', sans-serif; font-size: 1.02rem; font-weight: 700; line-height: 1.3; }
.award .a-detail { font-size: .9rem; color: var(--soft); }
@media (max-width: 700px) { .sa-wrap { grid-template-columns: 1fr; gap: 36px; } }

/* ─────────────── CTA / CAPTURE ─────────────── */
.cta { max-width: 760px; margin: 100px auto 0; padding: 60px 40px; text-align: center; background: var(--surface); border: 1px solid var(--warm-rule); border-radius: 22px; box-shadow: 0 26px 70px rgba(24,32,58,.1); }
.cta h2 { font-size: clamp(2rem, 5vw, 3rem); }
.cta .lead { color: var(--soft); margin-top: 10px; font-size: 1.12rem; }
.cta-opts { display: flex; justify-content: center; flex-wrap: wrap; gap: 12px; margin: 30px 0 6px; }
.cta-opt { font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 1rem; padding: 13px 24px; border-radius: 999px; border: 1.5px solid var(--rule); background: var(--paper); color: var(--ink); cursor: pointer; transition: all .2s; }
.cta-opt:hover { border-color: var(--accent); transform: translateY(-2px); }
.cta-opt.active { background: var(--accent); color: #fff8f0; border-color: var(--accent); }
.cta-form { max-width: 460px; margin: 18px auto 0; text-align: left; max-height: 0; overflow: hidden; opacity: 0; transition: max-height .45s ease, opacity .4s ease, margin .4s; }
.cta-form.open { max-height: 640px; opacity: 1; margin-top: 26px; }
.cta-form label { display: block; font-family: 'IBM Plex Mono', monospace; font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; color: var(--soft); margin: 14px 0 5px; }
.cta-form input, .cta-form textarea { width: 100%; font-family: inherit; font-size: 1rem; padding: 11px 13px; border: 1.5px solid var(--rule); border-radius: 9px; background: var(--paper); color: var(--ink); }
.cta-form input:focus, .cta-form textarea:focus { outline: none; border-color: var(--accent); }
.cta-form textarea { min-height: 96px; resize: vertical; }
.cta-submit { margin-top: 18px; width: 100%; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1rem; padding: 14px; border: none; border-radius: 10px; background: var(--accent); color: #fff8f0; cursor: pointer; transition: background .2s; }
.cta-submit:hover { background: var(--accent-deep); }
.cta-submit:disabled { opacity: .5; cursor: default; }
.cta-note { font-family: 'IBM Plex Mono', monospace; font-size: .72rem; color: var(--faint); margin-top: 12px; }
.cta-thanks { font-family: 'Space Grotesk', sans-serif; font-weight: 600; font-size: 1.3rem; color: var(--accent-deep); padding: 20px; }

/* ─────────────── GALLERY PAGE ─────────────── */
.gallery-page { max-width: var(--maxw); margin: 0 auto; padding: 130px 30px 0; }
.gallery-grid { columns: 3; column-gap: 20px; margin-top: 26px; }
@media (max-width: 900px) { .gallery-grid { columns: 2; } }
@media (max-width: 560px) { .gallery-grid { columns: 1; } }
.gphoto { break-inside: avoid; margin-bottom: 20px; background: var(--surface); padding: 10px; border: 1px solid var(--warm-rule); box-shadow: 0 10px 28px rgba(24,32,58,.08); border-radius: 4px; }
.gphoto img { width: 100%; display: block; border-radius: 2px; }
.gphoto .g-meta { padding: 12px 6px 6px; }
.gphoto .g-date { font-family: 'IBM Plex Mono', monospace; font-size: .68rem; letter-spacing: .06em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
.gphoto .g-desc { font-size: .96rem; color: var(--soft); margin-top: 5px; }

/* ─────────────── FOOTER ─────────────── */
footer { max-width: var(--maxw); margin: 90px auto 0; padding: 40px; border-top: 1px solid var(--rule); text-align: center; color: var(--faint); font-family: 'IBM Plex Mono', monospace; font-size: .78rem; line-height: 2; }
footer a { color: var(--soft); }

/* reveal + back-to-top */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal-left { opacity: 0; transform: translateX(-26px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal-left.in { opacity: 1; transform: none; }
.to-top { position: fixed; bottom: 24px; right: 24px; z-index: 800; width: 46px; height: 46px; border-radius: 50%; border: 1px solid var(--warm-rule); cursor: pointer; background: var(--surface); color: var(--ink); display: flex; align-items: center; justify-content: center; box-shadow: 0 10px 26px rgba(24,32,58,.18); opacity: 0; pointer-events: none; transform: translateY(10px); transition: opacity .3s, transform .3s, color .2s, border-color .2s; }
.to-top.show { opacity: 1; pointer-events: auto; transform: none; }
.to-top:hover { color: var(--accent); border-color: var(--accent); }

/* ─────────────── BLOG (articles) ─────────────── */
.article-hero { text-align: center; padding: 140px 24px 10px; max-width: var(--readw); margin: 0 auto; }
.article-hero .a-cat { font-family: 'IBM Plex Mono', monospace; font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: var(--accent); font-weight: 600; }
.article-hero h1 { font-size: clamp(2.1rem, 5vw, 3.3rem); margin: 18px 0 16px; }
.article-hero .a-meta { font-family: 'IBM Plex Mono', monospace; font-size: .76rem; color: var(--faint); }
.prose { max-width: var(--readw); margin: 0 auto; padding: 20px 24px 0; font-size: 1.12rem; }
.prose p { margin-bottom: 20px; }
.prose h2 { font-size: 1.7rem; margin: 40px 0 14px; }
.prose h3 { font-size: 1.35rem; margin: 28px 0 10px; }
.prose ul, .prose ol { margin: 0 0 20px 26px; }
.prose li { margin-bottom: 9px; }
.prose blockquote { border-left: 3px solid var(--accent); padding: 6px 0 6px 24px; margin: 26px 0; font-style: italic; font-size: 1.25rem; color: var(--ink); }
.prose code { font-family: 'IBM Plex Mono', monospace; font-size: .82em; background: var(--paper-2); padding: 2px 6px; border-radius: 4px; color: var(--accent-deep); }
.prose hr { border: none; height: 1px; background: var(--rule); margin: 30px 0; }
.post-list { max-width: var(--readw); margin: 30px auto 0; padding: 0 24px; }
.back-link { font-family: 'IBM Plex Mono', monospace; font-size: .78rem; color: var(--soft); text-decoration: none; display: inline-block; margin: 40px 0; }
.back-link:hover { color: var(--accent); }

/* PDF modal */
#pdf-modal { display: none; position: fixed; inset: 0; z-index: 1500; background: rgba(18,20,30,.62); backdrop-filter: blur(4px); align-items: center; justify-content: center; }
#pdf-modal .pm-box { background: var(--surface); border-radius: 10px; width: min(940px,92vw); height: 88vh; display: flex; flex-direction: column; box-shadow: 0 30px 80px rgba(0,0,0,.4); overflow: hidden; }
#pdf-modal .pm-bar { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; border-bottom: 1px solid var(--rule); }
#pdf-modal .pm-bar strong { font-family: 'Space Grotesk', sans-serif; font-size: 1rem; }
#pdf-modal .pm-bar .pm-actions { display: flex; gap: 16px; align-items: center; }
#pdf-modal .pm-bar a { font-family: 'IBM Plex Mono', monospace; font-size: .76rem; }
#pdf-modal .pm-bar button { background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--soft); line-height: 1; }
#pdf-modal iframe { flex: 1; border: none; width: 100%; }

.loading { text-align: center; padding: 130px 20px; color: var(--faint); font-family: 'IBM Plex Mono', monospace; font-size: .85rem; }

@media (max-width: 768px) {
    body { font-size: 18px; }
    .section { padding: 60px 20px 0; }
    .xp { grid-template-columns: 1fr; gap: 4px; }
    .xp-date { padding-top: 0; }
    .nb-item { grid-template-columns: 1fr; gap: 8px; }
    .cta { padding: 44px 22px; margin-top: 70px; }
    .hero { padding: 130px 20px 30px; }
}