/* ==========================================================================
   Techie Atlas 2.0 — theme stylesheet
   1. Variables  2. Base  3. Layout  4. Components  5. Article  6. Responsive
   Category colors arrive per element as --c (set inline from PHP).
   ========================================================================== */

/* 1. VARIABLES ============================================================ */
:root {
  --color-bg:          #ffffff;
  --color-band:        #f1faf8;
  --color-text:        #121826;
  --color-heading:     #0c1f1d;
  --color-text-soft:   #4a5468;
  --color-text-mute:   #8a93a6;
  --color-border:      #e3e8f0;
  --color-border-soft: #e9edf3;

  --color-primary:      #14b8a0;
  --color-primary-dark: #0e8a78;
  --color-primary-deep: #0a6658;
  --color-primary-tint: #e3f8f4;
  --color-accent:       #e8590c;

  --grad-brand: linear-gradient(135deg, #35d6bf 0%, #17b39c 45%, #0e8a78 100%);
  --grad-soft:  linear-gradient(135deg, #e6f8f4 0%, #fff4ea 100%);

  --color-pro: #15803d;  --color-pro-bg: #effbf3;
  --color-con: #be123c;  --color-con-bg: #fff1f3;
  --color-star: #f5a623;

  --font-head: 'Sora', 'Plus Jakarta Sans', system-ui, sans-serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Arial, sans-serif;

  --radius-sm: 7px; --radius-md: 11px; --radius-lg: 14px; --radius-xl: 18px;
  --shadow-card:       0 1px 2px rgba(16,24,40,.04);
  --shadow-card-hover: 0 16px 36px rgba(10,60,52,.12);

  --container:      1200px;
  --container-read: 778px;
  --gutter:         24px;
  --header-h:       70px;
}

/* 2. BASE ================================================================= */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-h) + 16px); }
html, body { margin: 0; padding: 0; }
body {
  background: var(--color-bg); color: var(--color-text);
  font-family: var(--font-sans); font-size: 15px; line-height: 1.6;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  display: flex; flex-direction: column; min-height: 100vh;
}
.site-content { flex: 1; }
h1, h2, h3, h4 { font-family: var(--font-head); font-weight: 700; letter-spacing: -.015em; margin: 0; color: var(--color-heading); }
a { color: var(--color-primary-dark); text-decoration: none; transition: color .15s ease; }
a:hover { color: var(--color-primary-deep); }
img { display: block; max-width: 100%; height: auto; }
button, input { font-family: inherit; }
::selection { background: var(--color-primary); color: #fff; }
:focus-visible { outline: 2px solid var(--color-primary); outline-offset: 2px; border-radius: 6px; }
.u-visually-hidden, .screen-reader-text {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.skip-link:focus { position: fixed !important; top: 10px; left: 10px; width: auto; height: auto; clip: auto; z-index: 200; background: #fff; padding: 10px 16px; border-radius: 10px; box-shadow: var(--shadow-card-hover); }

/* 3. LAYOUT =============================================================== */
.container, .wrap { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.container--read { max-width: var(--container-read); }
.section { margin-top: 56px; }
.band { background: var(--color-band); padding: 52px 0; margin-top: 56px; border-top: 1px solid #e2f1ed; border-bottom: 1px solid #e2f1ed; }

.section-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 26px; }
.section-head__tag {
  --c: var(--color-primary);
  font-size: .68rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em;
  color: var(--c); background: color-mix(in srgb, var(--c) 12%, transparent);
  padding: 7px 14px; border-radius: 999px; white-space: nowrap;
}
.section-head h2 { font-size: 1.6rem; }
.section-head__view, .sec-head .more {
  margin-left: auto; font-size: .82rem; font-weight: 800; font-family: var(--font-head);
  color: var(--color-primary-dark); display: inline-flex; align-items: center; gap: 5px;
  background: #fff; border: 1.5px solid var(--color-border); padding: 9px 16px; border-radius: 999px;
  white-space: nowrap; transition: border-color .15s, color .15s;
}
.section-head__view:hover, .sec-head .more:hover { border-color: var(--color-primary); color: var(--color-primary-dark); }

.grid--cards { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.grid--cards-3 { grid-template-columns: repeat(3, 1fr); }

/* 4. COMPONENTS =========================================================== */

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.88); backdrop-filter: saturate(160%) blur(14px); -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--color-border-soft);
}
.admin-bar .site-header { top: 32px; }
.hdr-inner { display: flex; align-items: center; gap: 16px; height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand__mark, .brand__logo { flex-shrink: 0; border-radius: 11px; }
.brand__logo { object-fit: contain; }
.brand__name { font-family: var(--font-head); font-size: 1.32rem; font-weight: 800; color: var(--color-heading); letter-spacing: -.03em; line-height: 1; }
.brand__name span { color: var(--color-primary); }

.nav { display: flex; align-items: center; gap: 2px; flex: 1; min-width: 0; margin-left: 10px; }
.nav a, .nav-more > summary {
  padding: 9px 14px; border-radius: 999px; font-size: .88rem; font-weight: 600; color: #3f4859;
  white-space: nowrap; flex-shrink: 0; transition: background .15s, color .15s;
}
.nav a:hover, .nav a[aria-current="page"], .nav-more > summary:hover, .nav-more[open] > summary { background: var(--color-primary-tint); color: var(--color-primary-deep); }
.nav-more { position: relative; flex-shrink: 0; }
.nav-more > summary { list-style: none; cursor: pointer; display: inline-flex; align-items: center; gap: 4px; }
.nav-more > summary::-webkit-details-marker { display: none; }
.nav-more-menu {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 220px; background: #fff;
  border: 1px solid var(--color-border-soft); border-radius: 16px; box-shadow: 0 12px 40px rgba(15,23,41,.12);
  padding: 8px; z-index: 70; display: flex; flex-direction: column; gap: 2px;
}
.nav-more-menu a { padding: 10px 13px; border-radius: 11px; font-size: .9rem; font-weight: 600; color: var(--color-heading); display: block; }
.nav-more-menu a:hover { background: var(--color-primary-tint); color: var(--color-primary-deep); }

.hdr-tools { display: flex; align-items: center; gap: 8px; margin-left: auto; }
.icon-btn {
  display: grid; place-items: center; width: 42px; height: 42px; border-radius: 14px;
  border: 1px solid var(--color-border-soft); background: #fff; cursor: pointer; color: var(--color-heading);
  transition: background .15s, color .15s, border-color .15s;
}
.icon-btn:hover { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.menu-btn { display: none; }

/* Drawer */
.drawer { position: fixed; inset: 0; z-index: 90; background: rgba(15,23,41,.45); opacity: 0; visibility: hidden; transition: opacity .2s; }
.drawer.open { opacity: 1; visibility: visible; }
.drawer-panel { position: absolute; top: 0; right: 0; bottom: 0; width: min(84vw, 360px); background: #fff; transform: translateX(100%); transition: transform .26s cubic-bezier(.4,0,.2,1); padding: 72px 22px 22px; overflow-y: auto; }
.drawer.open .drawer-panel { transform: none; }
.drawer-panel h4 { font-family: var(--font-sans); font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; color: var(--color-text-mute); margin: 18px 0 6px; }
.drawer-panel a { display: block; padding: 12px 14px; border-radius: 12px; font-weight: 700; color: var(--color-heading); font-size: 1rem; }
.drawer-panel a:hover { background: var(--color-primary-tint); color: var(--color-primary-deep); }
.drawer-close { position: absolute; top: 18px; right: 22px; border: 1px solid var(--color-border-soft); background: #f6f8fb; width: 42px; height: 42px; border-radius: 13px; font-size: 1.3rem; cursor: pointer; color: var(--color-heading); display: grid; place-items: center; }

/* Search modal */
.search-modal { position: fixed; inset: 0; z-index: 120; display: flex; align-items: flex-start; justify-content: center; padding: 11vh 20px 20px; background: rgba(15,23,41,.42); backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px); opacity: 0; visibility: hidden; transition: opacity .16s; }
.search-modal.open { opacity: 1; visibility: visible; }
.search-box { width: min(650px, 100%); background: #fff; border: 1px solid var(--color-border-soft); border-radius: 20px; box-shadow: 0 24px 60px rgba(0,0,0,.18); overflow: hidden; transform: translateY(-10px); transition: transform .18s; }
.search-modal.open .search-box { transform: none; }
.search-bar { display: flex; align-items: center; gap: 11px; padding: 15px 18px; margin: 0; }
.search-bar .si { color: var(--color-primary); display: grid; flex-shrink: 0; }
.search-bar input { flex: 1; min-width: 0; border: 0; outline: none; font-size: 1.08rem; font-weight: 600; color: var(--color-heading); background: transparent; }
.search-bar input::-webkit-search-cancel-button { display: none; }
.search-bar input::placeholder { color: var(--color-text-mute); font-weight: 500; }
.search-esc { border: 1px solid var(--color-border-soft); background: #f6f8fb; color: var(--color-text-mute); font-size: .66rem; font-weight: 700; text-transform: uppercase; border-radius: 9px; padding: 6px 10px; cursor: pointer; flex-shrink: 0; }
.search-esc:hover { color: var(--color-primary); border-color: var(--color-primary); }
.ac { display: none; max-height: 62vh; overflow-y: auto; border-top: 1px solid var(--color-border-soft); }
.ac.show { display: block; }
.ac a { display: flex; gap: 12px; padding: 11px 16px; border-bottom: 1px solid var(--color-border-soft); align-items: center; }
.ac a:last-child { border-bottom: 0; }
.ac a:hover, .ac a.is-active { background: var(--color-band); }
.ac img, .ac .ph { width: 58px; height: 44px; object-fit: cover; border-radius: 10px; flex-shrink: 0; background: #eef2f7; }
.ac .t { font-weight: 700; color: var(--color-heading); font-size: .9rem; line-height: 1.3; display: block; }
.ac .c { font-size: .66rem; color: var(--color-primary-dark); text-transform: uppercase; letter-spacing: .05em; font-weight: 700; display: block; margin-top: 3px; }
.ac .none, .ac .all { display: block; padding: 14px 16px; color: var(--color-text-mute); font-size: .88rem; }
.ac .all { color: var(--color-primary-dark); font-weight: 700; background: #f8fdfc; }

/* Featured hero */
.s-hero { padding: 34px 0 6px; }
.s-hero-panel {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items: center;
  background: var(--grad-soft); border: 1px solid #d9f0ea; border-radius: 32px; padding: 44px;
  position: relative; overflow: hidden;
}
.s-hero-panel::before { content: ""; position: absolute; width: 380px; height: 380px; border-radius: 50%; background: radial-gradient(circle, rgba(20,184,160,.14), transparent 70%); top: -170px; left: -120px; pointer-events: none; }
.s-hero-text { position: relative; }
.s-eyebrows { display: flex; gap: 8px; flex-wrap: wrap; }
.s-eyebrow { display: inline-flex; font-size: .72rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; color: var(--color-primary-dark); background: #fff; padding: 7px 13px; border-radius: 999px; box-shadow: 0 4px 16px rgba(15,23,41,.06); }
.s-eyebrow--type { color: var(--color-accent); }
.s-hero-text h1 { margin: 16px 0 12px; font-size: clamp(1.8rem, 3.2vw, 2.65rem); line-height: 1.1; text-wrap: balance; }
.s-hero-text h1 a { color: inherit; }
.s-hero-text h1 a:hover { color: var(--color-primary-dark); }
.s-lead { font-size: 1.05rem; color: var(--color-text-soft); margin: 0 0 18px; max-width: 48ch; line-height: 1.6; }
.s-hmeta { display: flex; align-items: center; flex-wrap: wrap; gap: 10px; font-size: .84rem; color: var(--color-text-mute); font-weight: 600; margin-bottom: 22px; }
.s-hmeta b { color: var(--color-heading); }
.s-av, .post-meta__avatar, .author-card__avatar {
  border-radius: 50%; background: var(--grad-brand); color: #fff; display: grid; place-items: center;
  font-weight: 800; font-family: var(--font-head); flex-shrink: 0;
}
.s-av { width: 34px; height: 34px; font-size: .78rem; }
.s-dot { width: 3px; height: 3px; border-radius: 50%; background: var(--color-text-mute); flex-shrink: 0; }
.s-hbtns { display: flex; gap: 12px; flex-wrap: wrap; }
.s-btn { display: inline-flex; align-items: center; gap: 8px; padding: 13px 24px; border-radius: 999px; font-weight: 800; font-size: .9rem; font-family: var(--font-head); border: 1.5px solid transparent; transition: transform .18s, color .18s, border-color .18s, box-shadow .18s; }
.s-btn-fill { background: var(--grad-brand); color: #fff; box-shadow: 0 10px 24px rgba(20,184,160,.3); }
.s-btn-fill:hover { transform: translateY(-2px); color: #fff; box-shadow: 0 14px 30px rgba(20,184,160,.38); }
.s-btn-line { background: #fff; color: var(--color-heading); border-color: var(--color-border); }
.s-btn-line:hover { border-color: var(--color-primary); color: var(--color-primary-dark); }
.s-hero-media { position: relative; border-radius: 24px; overflow: hidden; aspect-ratio: 4 / 3; box-shadow: 0 18px 40px rgba(10,60,52,.14); display: block; background: #d8ece7; }
.s-hero-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s; }
.s-hero-media:hover img { transform: scale(1.05); }
.s-badge { --c: var(--color-primary); position: absolute; top: 14px; left: 14px; color: #fff; background: var(--c); font-size: .66rem; font-weight: 800; text-transform: uppercase; letter-spacing: .05em; padding: 7px 13px; border-radius: 999px; box-shadow: 0 6px 16px rgba(0,0,0,.2); }

/* Category tiles */
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.cat-card { --c: var(--color-primary); display: flex; align-items: center; gap: 14px; background: #fff; border: 1px solid var(--color-border-soft); border-radius: 20px; padding: 16px 18px; box-shadow: var(--shadow-card); transition: transform .18s, box-shadow .18s, border-color .18s; }
.cat-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-card-hover); border-color: transparent; }
.cat-card__ic { width: 48px; height: 48px; border-radius: 15px; display: grid; place-items: center; flex-shrink: 0; color: var(--c); background: color-mix(in srgb, var(--c) 12%, transparent); }
.cat-card__tx { display: flex; flex-direction: column; min-width: 0; }
.cat-card__tx b { font-family: var(--font-head); font-weight: 700; color: var(--color-heading); font-size: .98rem; line-height: 1.2; }
.cat-card__tx small { color: var(--color-text-mute); font-size: .78rem; font-weight: 600; }
.cat-card__go { margin-left: auto; color: var(--color-text-mute); font-size: 1.2rem; font-weight: 700; transition: color .18s, transform .18s; flex-shrink: 0; }
.cat-card:hover .cat-card__go { color: var(--c); transform: translateX(3px); }

/* Article card */
.card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--color-border-soft); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-card); height: 100%; transition: box-shadow .2s, transform .2s; }
.card:hover { box-shadow: var(--shadow-card-hover); transform: translateY(-6px); }
.card__thumb { position: relative; display: block; }
.card__thumb-img { display: block; aspect-ratio: 16 / 10; overflow: hidden; background: #e2efec; }
.card__img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.card__img--empty { display: block; width: 100%; height: 100%; background: var(--grad-soft); }
.card:hover .card__img { transform: scale(1.06); }
.card__pill { --c: var(--color-primary); position: absolute; left: 14px; bottom: -14px; display: inline-flex; align-items: center; gap: 6px; color: #fff; background: var(--c); font-size: .68rem; font-weight: 800; letter-spacing: .02em; padding: 8px 13px; border-radius: 999px; box-shadow: 0 6px 16px rgba(0,0,0,.18); }
.card__body { padding: 28px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.card__type { font-size: .66rem; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; color: var(--color-text-mute); margin-bottom: 7px; }
.card__title { font-size: 1.1rem; font-weight: 800; line-height: 1.3; margin: 0 0 8px; text-wrap: balance; }
.card__title a { color: inherit; }
.card:hover .card__title a { color: var(--color-primary-dark); }
.card__excerpt { margin: 0 0 16px; font-size: .86rem; line-height: 1.55; color: var(--color-text-soft); display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; }
.card__meta { margin-top: auto; display: flex; align-items: center; gap: 9px; font-size: .75rem; color: var(--color-text-mute); font-weight: 600; }
.card__dot { width: 3px; height: 3px; border-radius: 50%; background: #c7cfdb; flex-shrink: 0; }
.card__go { margin-left: auto; color: var(--color-primary-dark); font-weight: 800; white-space: nowrap; }

/* Archive hero */
.page-hero { --c: var(--color-primary); position: relative; overflow: hidden; padding: 60px 0; color: #fff; background: linear-gradient(120deg, color-mix(in srgb, var(--c) 92%, #fff) 0%, color-mix(in srgb, var(--c) 80%, #0b1730) 100%); }
.page-hero::before { content: ""; position: absolute; width: 340px; height: 340px; border-radius: 50%; background: rgba(255,255,255,.14); top: -160px; right: -40px; }
.page-hero::after { content: ""; position: absolute; width: 200px; height: 200px; border-radius: 50%; background: rgba(255,255,255,.08); bottom: -120px; left: 12%; }
.page-hero__inner { position: relative; z-index: 1; max-width: var(--container); margin: 0 auto; padding: 0 var(--gutter); }
.page-hero__count { display: inline-block; background: rgba(0,0,0,.2); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; padding: 6px 13px; border-radius: 999px; margin-bottom: 16px; }
.page-hero__title { color: #fff; font-size: clamp(2.1rem, 4.2vw, 3rem); line-height: 1.08; margin: 0 0 10px; }
.page-hero__title em { font-style: normal; opacity: .9; }
.page-hero__desc, .page-hero__desc p { margin: 0; font-size: 1.04rem; line-height: 1.55; color: rgba(255,255,255,.94); max-width: 62ch; }
.hero-search { display: flex; gap: 8px; margin-top: 22px; max-width: 520px; background: #fff; padding: 6px; border-radius: 999px; box-shadow: 0 10px 30px rgba(0,0,0,.12); }
.hero-search input { flex: 1; min-width: 0; border: 0; outline: none; padding: 10px 16px; font-size: .95rem; font-weight: 600; color: var(--color-heading); background: transparent; }
.hero-search button { border: 0; background: var(--grad-brand); color: #fff; font-weight: 800; font-family: var(--font-head); border-radius: 999px; padding: 10px 20px; cursor: pointer; }
.hero-search--light { border: 1px solid var(--color-border); box-shadow: var(--shadow-card); margin: 22px auto 0; }

/* Pagination */
.pagination { margin: 44px 0 12px; }
.pagination .nav-links { display: flex; justify-content: center; align-items: center; gap: 8px; flex-wrap: wrap; }
.pagination .page-numbers { min-width: 46px; height: 46px; display: grid; place-items: center; border: 1.5px solid var(--color-border-soft); border-radius: 14px; font-family: var(--font-head); font-weight: 800; font-size: .9rem; padding: 0 14px; background: #fff; color: var(--color-heading); transition: border-color .15s, color .15s; }
.pagination a.page-numbers:hover { border-color: var(--color-primary); color: var(--color-primary-dark); }
.pagination .page-numbers.current { background: var(--grad-brand); color: #fff; border-color: transparent; }
.pagination .page-numbers.dots { border: none; background: transparent; min-width: auto; }

/* CTA */
.cta { position: relative; overflow: hidden; border-radius: 28px; background: var(--grad-brand); padding: 48px 44px; display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 28px; margin: 64px 0 72px; box-shadow: 0 18px 40px rgba(14,138,120,.22); }
.cta::before { content: ""; position: absolute; width: 320px; height: 320px; border-radius: 50%; background: rgba(255,255,255,.14); top: -140px; right: -50px; }
.cta::after { content: ""; position: absolute; width: 200px; height: 200px; border-radius: 50%; background: rgba(255,255,255,.10); bottom: -110px; left: 8%; }
.cta__body { position: relative; max-width: 540px; color: #fff; }
.cta__body h2 { font-size: 1.75rem; color: #fff; margin: 0 0 6px; }
.cta__body p { margin: 0; font-size: .95rem; line-height: 1.6; color: rgba(255,255,255,.92); }
.cta__actions { position: relative; display: flex; gap: 12px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; gap: 7px; font-family: var(--font-head); font-size: .9rem; font-weight: 800; padding: 13px 24px; border-radius: 999px; border: 1.5px solid transparent; transition: transform .18s, background .18s; }
.btn--light { background: #fff; color: var(--color-primary-dark); }
.btn--light:hover { transform: translateY(-2px); color: var(--color-primary-deep); }
.btn--ghost { background: rgba(255,255,255,.16); border-color: rgba(255,255,255,.5); color: #fff; }
.btn--ghost:hover { background: rgba(255,255,255,.28); transform: translateY(-2px); color: #fff; }

/* Footer */
.site-footer { background: #0c1f1d; color: #b5bfd0; padding: 56px 0 32px; margin-top: 56px; }
.site-footer__cols { display: grid; grid-template-columns: 1.7fr 1fr 1fr; gap: 40px; }
.site-footer__brand { display: inline-flex; align-items: center; gap: 11px; }
.site-footer__brand .brand__name { color: #fff; font-size: 22px; }
.site-footer__brand .brand__name span { color: #4fe0c8; }
.site-footer__text { margin: 16px 0 0; font-size: .9rem; line-height: 1.65; color: #8e9ab0; max-width: 44ch; }
.footer-col__title { font-family: var(--font-head); font-size: .78rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: #fff; margin: 0 0 16px; }
.footer-col__links { display: flex; flex-direction: column; gap: 12px; }
.footer-col__links a { color: #b5bfd0; font-size: .9rem; font-weight: 500; }
.footer-col__links a:hover { color: #4fe0c8; }
.site-footer__bottom { margin-top: 44px; padding-top: 24px; border-top: 1px solid rgba(255,255,255,.1); display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; font-size: 13px; color: #7d899e; }

.to-top { position: fixed; right: 20px; bottom: 20px; z-index: 50; width: 46px; height: 46px; border-radius: 50%; border: 0; background: var(--grad-brand); color: #fff; font-size: 1.1rem; font-weight: 800; cursor: pointer; box-shadow: 0 10px 24px rgba(20,184,160,.35); opacity: 0; visibility: hidden; transform: translateY(10px); transition: opacity .2s, transform .2s, visibility .2s; }
.to-top.show { opacity: 1; visibility: visible; transform: none; }

.empty { color: var(--color-text-soft); font-size: 1.02rem; }
.chip-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }

/* 404 */
.notfound { text-align: center; padding: 70px 0 10px; max-width: 640px; margin: 0 auto; }
.notfound__code { display: inline-block; font-family: var(--font-head); font-weight: 800; font-size: 4.5rem; line-height: 1; background: var(--grad-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.notfound h1 { font-size: 2rem; margin: 12px 0 10px; }
.notfound p { color: var(--color-text-soft); margin: 0; }
.notfound .chip-row { justify-content: center; }

/* 5. ARTICLE ============================================================== */
.read-progress { position: fixed; top: 0; left: 0; right: 0; height: 3px; z-index: 80; pointer-events: none; }
.admin-bar .read-progress { top: 32px; }
.read-progress span { display: block; height: 100%; width: 0; background: var(--grad-brand); transition: width .1s linear; }

.breadcrumb { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; font-size: 14px; color: var(--color-text-mute); margin: 26px 0 0; }
.breadcrumb a { color: var(--color-text-mute); }
.breadcrumb a:hover { color: var(--color-primary-dark); }
.breadcrumb .sep { opacity: .5; }

.post-head { padding-top: 4px; }
.post-head__badges { display: flex; gap: 10px; flex-wrap: wrap; margin: 20px 0 16px; }
.badge { display: inline-block; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.badge--category { --c: var(--color-primary); font-size: .66rem; color: #fff; background: var(--c); padding: 6px 11px; border-radius: var(--radius-sm); }
.badge--category:hover { color: #fff; filter: brightness(1.06); }
.badge--type { font-size: 11px; letter-spacing: .07em; color: var(--color-primary-dark); background: var(--color-primary-tint); padding: 6px 11px; border-radius: 6px; }
.post-head__title { font-weight: 800; line-height: 1.1; font-size: clamp(1.9rem, 3.6vw, 2.65rem); text-wrap: balance; margin: 0 0 16px; }
.post-head__dek { font-size: 1.12rem; line-height: 1.6; color: var(--color-text-soft); margin: 0 0 20px; }
.post-meta { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-size: 14px; color: var(--color-text-mute); }
.post-meta__avatar { width: 40px; height: 40px; font-size: 13px; }
.post-meta__name { color: var(--color-heading); font-weight: 700; }
.post-meta .dot { opacity: .5; }
.post-meta__share { margin-left: auto; border: 1.5px solid var(--color-border); background: #fff; color: var(--color-heading); border-radius: 999px; padding: 7px 14px; font-size: 12.5px; font-weight: 700; cursor: pointer; transition: border-color .15s, color .15s; }
.post-meta__share:hover, .post-meta__share.is-done { border-color: var(--color-primary); color: var(--color-primary-dark); }
.post-figure { margin: 30px 0 24px; aspect-ratio: 16 / 9; overflow: hidden; border-radius: var(--radius-lg); box-shadow: var(--shadow-card-hover); background: #e2efec; }
.post-figure img { width: 100%; height: 100%; object-fit: cover; }

.disclosure { display: flex; gap: 12px; align-items: flex-start; background: #f5faf9; border: 1px solid var(--color-border); border-left: 3px solid var(--color-primary); border-radius: 10px; padding: 13px 16px; margin: 0 0 22px; color: var(--color-text-soft); }
.disclosure svg { color: var(--color-primary); flex-shrink: 0; margin-top: 2px; }
.disclosure p { margin: 0; font-size: .88rem; line-height: 1.55; }
.disclosure strong { color: var(--color-heading); }

.toc { background: var(--grad-soft); border: 1px solid #d6efe8; border-radius: var(--radius-xl); padding: 20px 24px; margin: 0 0 30px; }
.toc__title { display: flex; align-items: center; gap: 8px; font-family: var(--font-head); font-weight: 800; font-size: 1rem; color: var(--color-heading); margin-bottom: 10px; }
.toc__title svg { color: var(--color-primary); }
.toc ol { margin: 0; padding: 0; list-style: none; counter-reset: toc; display: grid; gap: 4px; }
.toc li { counter-increment: toc; }
.toc a { display: flex; gap: 10px; padding: 6px 8px; border-radius: 9px; color: var(--color-text-soft); font-weight: 600; font-size: .93rem; line-height: 1.4; }
.toc a::before { content: counter(toc, decimal-leading-zero); color: var(--color-primary); font-family: var(--font-head); font-weight: 800; font-size: .8rem; padding-top: 2px; }
.toc a:hover { background: rgba(255,255,255,.7); color: var(--color-heading); }

/* Prose */
.prose { font-size: 17.5px; line-height: 1.78; color: #263043; overflow-wrap: break-word; }
.prose > *:first-child { margin-top: 0; }
.prose p { margin: 0 0 22px; }
.prose p.lead, .prose .lead { font-size: 1.16em; line-height: 1.7; color: var(--color-heading); font-weight: 500; }
.prose h2 { font-size: 1.62rem; line-height: 1.25; margin: 46px 0 16px; padding-top: 4px; }
.prose h3 { font-size: 1.28rem; line-height: 1.3; margin: 34px 0 12px; }
.prose h4 { font-size: 1.08rem; margin: 26px 0 10px; }
.prose a { color: var(--color-primary-dark); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--color-primary) 40%, transparent); text-underline-offset: 3px; text-decoration-thickness: 1.5px; }
.prose a:hover { text-decoration-color: currentColor; }
.prose strong { color: var(--color-heading); }
.prose ul, .prose ol { margin: 0 0 22px; padding-left: 24px; }
.prose li { margin-bottom: 8px; }
.prose li::marker { color: var(--color-primary); font-weight: 700; }
.prose blockquote, .prose .wp-block-quote { margin: 30px 0; padding: 18px 24px; border-left: 4px solid var(--color-primary); background: var(--color-band); font-family: var(--font-head); font-size: 1.15rem; line-height: 1.55; color: var(--color-heading); border-radius: 0 var(--radius-md) var(--radius-md) 0; }
.prose blockquote p:last-child { margin-bottom: 0; }
.prose blockquote cite { display: block; margin-top: 8px; font-family: var(--font-sans); font-size: .85rem; font-style: normal; color: var(--color-text-mute); }
.prose figure { margin: 32px 0; }
.prose figure img, .prose > img { border-radius: var(--radius-lg); }
.prose figcaption, .prose .wp-element-caption { text-align: center; font-size: 13px; color: var(--color-text-mute); margin-top: 10px; }
.prose figcaption a { color: inherit; }
.prose hr { border: 0; border-top: 1px solid var(--color-border); margin: 36px 0; }
.prose code { background: #f1f4f9; border-radius: 6px; padding: 2px 6px; font-size: .88em; }
.prose pre { background: #0c1f1d; color: #e6edf7; padding: 18px 20px; border-radius: var(--radius-lg); overflow-x: auto; font-size: .88rem; }
.prose pre code { background: none; padding: 0; }
.prose table { width: 100%; border-collapse: collapse; margin: 28px 0; font-size: .95rem; display: block; overflow-x: auto; }
.prose thead th { background: #0c1f1d; color: #fff; font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; }
.prose th, .prose td { padding: 12px 14px; border-bottom: 1px solid var(--color-border-soft); text-align: left; vertical-align: top; }
.prose tbody tr:nth-child(even) { background: #f6fbfa; }
.prose .wp-block-table { margin: 28px 0; }
.prose .wp-block-table table { display: table; }
.prose .wp-block-buttons { margin: 36px 0; }
.prose .wp-block-button__link { text-decoration: none; box-shadow: 0 10px 24px rgba(15,23,41,.14); transition: transform .18s, box-shadow .18s; }
.prose .wp-block-button__link:hover { transform: translateY(-2px); box-shadow: 0 14px 30px rgba(15,23,41,.2); }
.prose iframe, .prose video { max-width: 100%; border-radius: var(--radius-lg); }

/* Existing CodoraTech content blocks */
.prose ul.ct-keypoints { list-style: none; padding: 22px 24px; margin: 0 0 28px; background: var(--grad-soft); border: 1px solid #d6efe8; border-radius: var(--radius-xl); display: grid; gap: 10px; }
.prose ul.ct-keypoints li { position: relative; padding-left: 32px; margin: 0; font-size: .97rem; line-height: 1.55; color: var(--color-heading); }
.prose ul.ct-keypoints li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 21px; height: 21px; border-radius: 50%; background: var(--color-primary); color: #fff; font-size: .7rem; font-weight: 800; display: grid; place-items: center; }
.prose h3 + ul.ct-keypoints { margin-top: 4px; }
.prose p.ct-sources { font-size: .86rem; line-height: 1.7; color: var(--color-text-mute); background: #f5faf9; border: 1px solid var(--color-border); border-radius: 12px; padding: 14px 18px; margin-top: 36px; }
.prose p.ct-sources strong { color: var(--color-heading); }
.prose p.ct-sources a { color: var(--color-text-soft); }

/* Review components (available for future articles) */
.prose .callout { background: var(--grad-soft); border: 1px solid #d6efe8; border-radius: 14px; padding: 22px 24px; margin: 30px 0; }
.prose .callout h3 { margin: 0 0 12px; font-size: 1.05rem; color: var(--color-primary-deep); }
.prose .callout ul { list-style: none; padding-left: 0; margin: 0; }
.prose .callout ul li { position: relative; padding-left: 28px; font-size: .95rem; }
.prose .callout ul li::before { content: "✓"; position: absolute; left: 0; top: 2px; color: #fff; background: var(--color-primary); width: 19px; height: 19px; border-radius: 50%; font-size: .66rem; display: grid; place-items: center; font-weight: 800; }
.prose .pc { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 26px 0; }
.prose .pc .col { border-radius: var(--radius-xl); padding: 20px 22px; }
.prose .pc .pros { background: var(--color-pro-bg); }
.prose .pc .cons { background: var(--color-con-bg); }
.prose .pc h4 { margin: 0 0 10px; font-size: 14px; }
.prose .pc .pros h4 { color: var(--color-pro); }
.prose .pc .cons h4 { color: var(--color-con); }
.prose .pc ul { list-style: none; padding: 0; margin: 0; font-size: 15px; }
.prose .pc li { position: relative; padding-left: 20px; }
.prose .pc .pros li::before { content: "✓"; position: absolute; left: 0; color: var(--color-pro); font-weight: 800; }
.prose .pc .cons li::before { content: "✗"; position: absolute; left: 0; color: var(--color-con); font-weight: 800; }
.prose .faq { display: flex; flex-direction: column; gap: 8px; margin: 24px 0; }
.prose .faq details { border: 1px solid var(--color-border-soft); border-radius: var(--radius-lg); overflow: hidden; }
.prose .faq summary { list-style: none; cursor: pointer; padding: 16px 19px; font-family: var(--font-head); font-weight: 700; color: var(--color-heading); display: flex; justify-content: space-between; gap: 12px; }
.prose .faq summary::-webkit-details-marker { display: none; }
.prose .faq summary::after { content: '+'; color: var(--color-primary); font-size: 1.3rem; line-height: 1; }
.prose .faq details[open] summary::after { content: '−'; }
.prose .faq .ans { padding: 0 19px 18px; font-size: 15px; color: var(--color-text-soft); }

.page-links { margin: 24px 0; font-weight: 700; }
.post-rule { border: 0; border-top: 1px solid var(--color-border); margin: 36px 0 24px; }
.tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.tag { font-size: 14px; font-weight: 600; color: var(--color-text-soft); background: #f4f7fb; border: 1px solid var(--color-border); border-radius: 999px; padding: 8px 16px; }
.tag:hover { border-color: var(--color-primary); color: var(--color-primary-dark); }
.author-card { display: flex; align-items: flex-start; gap: 20px; background: var(--grad-soft); border: 1px solid #d6efe8; border-radius: var(--radius-xl); padding: 24px; margin-bottom: 52px; }
.author-card__avatar { width: 52px; height: 52px; font-size: 14px; }
.author-card__name { font-family: var(--font-head); font-weight: 700; font-size: 17px; color: var(--color-heading); margin-bottom: 4px; }
.author-card__bio { margin: 0; font-size: 14px; line-height: 1.6; color: var(--color-text-soft); }

.related { background: var(--color-band); padding: 48px 0; border-top: 1px solid #e2f1ed; }
.related--white { background: #fff; }
.related + .site-footer, .related--white + .site-footer { margin-top: 0; }
.sec-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 24px; gap: 16px; flex-wrap: wrap; }
.sec-head h2 { display: flex; align-items: center; gap: 12px; font-size: 1.5rem; }
.sec-head .bar { --c: var(--color-primary); width: 14px; height: 14px; border-radius: 5px; background: var(--c); flex-shrink: 0; }

.page-main { padding-bottom: 20px; }
.page-main .post-head__title { margin-top: 18px; }

/* Comments */
.comments { margin: 0 0 52px; }
.comments__title { font-size: 1.3rem; margin-bottom: 16px; }
.comments__list { list-style: none; padding: 0; }
.comment-form input[type="text"], .comment-form input[type="email"], .comment-form input[type="url"], .comment-form textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--color-border); border-radius: 10px; font: inherit; }
.comment-form .submit { background: var(--grad-brand); color: #fff; border: 0; border-radius: 999px; padding: 12px 22px; font-weight: 800; cursor: pointer; }

/* 6. RESPONSIVE =========================================================== */
@media (max-width: 1100px) {
  .nav { display: none; }
  .menu-btn { display: grid; }
  .s-hero-panel { padding: 32px; gap: 28px; }
}
@media (max-width: 1024px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); }
  .grid--cards, .grid--cards-3 { grid-template-columns: repeat(2, 1fr); }
  .cta { padding: 36px 28px; }
}
@media (max-width: 900px) {
  .s-hero-panel { grid-template-columns: 1fr; padding: 24px; gap: 22px; border-radius: 24px; }
  .s-hero-media { order: -1; aspect-ratio: 16 / 9; }
}
@media (max-width: 863px) {
  .site-footer__cols { grid-template-columns: 1fr 1fr; }
  .site-footer__about { grid-column: 1 / -1; }
}
@media (max-width: 782px) {
  .admin-bar .site-header { top: 46px; }
  .admin-bar .read-progress { top: 46px; }
}
@media (max-width: 640px) {
  :root { --gutter: 16px; --header-h: 62px; }
  .brand__name { font-size: 1.18rem; }
  .s-hero { padding: 18px 0 4px; }
  .s-hero-panel { padding: 16px 16px 22px; border-radius: 22px; }
  .s-hero-text h1 { font-size: 1.55rem; margin-top: 12px; }
  .s-lead { font-size: .98rem; }
  .section { margin-top: 44px; }
  .section-head h2 { font-size: 1.35rem; }
  .section-head__view { margin-left: 0; }
  .grid--cards, .grid--cards-3, .cat-grid { grid-template-columns: 1fr; }
  .band { padding: 40px 0; }
  .page-hero { padding: 40px 0; }
  .cta { flex-direction: column; align-items: flex-start; margin: 48px 0 56px; }
  .cta__body h2 { font-size: 1.45rem; }
  .prose { font-size: 16.5px; }
  .prose h2 { font-size: 1.4rem; }
  .prose .pc { grid-template-columns: 1fr; }
  .post-meta__share { margin-left: 0; }
  .toc { padding: 16px 16px; }
  .site-footer__cols { gap: 28px; }
}
@media (max-width: 480px) {
  .site-footer__cols { grid-template-columns: 1fr; }
  .author-card { flex-direction: column; gap: 14px; }
  .search-modal { padding: 8vh 12px 12px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; animation: none !important; scroll-behavior: auto !important; }
}

/* Techie Atlas content blocks */
.prose .v15-article__body > *:first-child { margin-top: 0; }
.prose p.ta-sources, .prose .ta-sources { font-size: .86rem; line-height: 1.7; color: var(--color-text-mute); background: #f5faf9; border: 1px solid var(--color-border); border-radius: 12px; padding: 14px 18px; margin-top: 36px; }
.prose .ta-sources strong { color: var(--color-heading); }
.prose .ta-sources a { color: var(--color-text-soft); }
.prose .ta-affiliate-disclosure { border: 1px solid var(--color-border); border-left: 3px solid var(--color-primary); background: #f5faf9; color: var(--color-text-soft); padding: 13px 16px; margin: 0 0 26px; border-radius: 10px; font-size: .9rem; line-height: 1.55; }
.prose .ta-affiliate-disclosure a { color: var(--color-primary-dark); }