/* ═══════════════════════════════════════════
   PHOENIX SOLUTIONS — SHARED STYLESHEET
═══════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }

:root {
  --navy:       #0B1F3A;
  --navy-mid:   #0f2847;
  --navy-light: #152f52;
  --royal:      #1E5AA6;
  --cyan:       #2BB0ED;
  --cyan-dim:   rgba(43,176,237,0.12);
  --cyan-glow:  rgba(43,176,237,0.35);
  --white:      #FFFFFF;
  --w80:        rgba(255,255,255,0.8);
  --w60:        rgba(255,255,255,0.6);
  --w30:        rgba(255,255,255,0.3);
  --w10:        rgba(255,255,255,0.07);
  --border:     rgba(255,255,255,0.08);
  --font-d: 'Syne', sans-serif;
  --font-b: 'DM Sans', sans-serif;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

body { font-family: var(--font-b); background: var(--navy); color: var(--white); overflow-x: hidden; -webkit-font-smoothing: antialiased; }
h1,h2,h3,h4,h5 { font-family: var(--font-d); font-weight: 700; line-height: 1.1; letter-spacing: -0.02em; }
a { text-decoration: none; color: inherit; }
img { max-width: 100%; }
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--royal); border-radius: 10px; }

/* ── GRID TEXTURE ── */
.grid-bg {
  position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 55px 55px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 0%, transparent 100%);
}

/* ── NAVBAR ── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: 70px; display: flex; align-items: center; justify-content: space-between;
  padding: 0 clamp(1.5rem, 5vw, 5rem);
  transition: background .4s, backdrop-filter .4s;
}
#nav.scrolled { background: rgba(11,31,58,.94); backdrop-filter: blur(20px); border-bottom: 1px solid var(--border); }
.nav-logo { font-family: var(--font-d); font-weight: 800; font-size: 1.15rem; display: flex; align-items: center; gap: .6rem; }
.nav-logo-mark { width: 30px; height: 30px; background: linear-gradient(135deg,var(--royal),var(--cyan)); border-radius: 7px; display: flex; align-items: center; justify-content: center; font-size: .75rem; font-weight: 900; color: var(--navy); }
.nav-links { display: flex; align-items: center; gap: .15rem; list-style: none; }
.nav-links a { padding: .45rem .875rem; color: var(--w60); font-size: .875rem; border-radius: 6px; transition: color .2s, background .2s; }
.nav-links a:hover { color: var(--white); background: var(--w10); }
.nav-links .cta { background: var(--royal); color: var(--white) !important; border-radius: 8px; padding: .5rem 1.25rem !important; font-weight: 500; }
.nav-links .cta:hover { background: var(--cyan); color: var(--navy) !important; }
.nav-ham { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.nav-ham span { display: block; width: 24px; height: 2px; background: var(--white); border-radius: 2px; transition: all .3s; }
@media (max-width: 820px) { .nav-links { display: none; } .nav-ham { display: flex; } }

/* ── BUTTONS ── */
.btn { display: inline-flex; align-items: center; gap: .5rem; border-radius: 10px; font-family: var(--font-b); font-weight: 500; font-size: .9375rem; cursor: pointer; transition: all .22s var(--ease); }
.btn-primary { padding: .875rem 2rem; background: var(--royal); color: var(--white); border: 1px solid transparent; box-shadow: 0 4px 20px rgba(30,90,166,.35); }
.btn-primary:hover { background: var(--cyan); color: var(--navy); transform: translateY(-2px); box-shadow: 0 6px 28px rgba(43,176,237,.4); }
.btn-outline { padding: .875rem 1.75rem; background: transparent; color: var(--w60); border: 1px solid var(--border); }
.btn-outline:hover { color: var(--white); border-color: rgba(255,255,255,.25); background: var(--w10); transform: translateY(-2px); }
.btn-ghost { padding: .55rem 1.25rem; background: transparent; color: var(--cyan); border: 1px solid rgba(43,176,237,.3); border-radius: 8px; font-size: .875rem; transition: all .2s; }
.btn-ghost:hover { background: var(--cyan-dim); transform: translateY(-1px); }

/* ── SECTION UTILS ── */
.sp { padding: 6rem clamp(1.5rem, 5vw, 5rem); }
.sp-sm { padding: 4rem clamp(1.5rem, 5vw, 5rem); }
.container { max-width: 1280px; margin: 0 auto; }
.section-label { display: inline-flex; align-items: center; gap: .5rem; font-size: .6875rem; font-weight: 600; text-transform: uppercase; letter-spacing: .12em; color: var(--cyan); margin-bottom: 1.25rem; }
.section-label::before { content: ''; width: 20px; height: 1px; background: var(--cyan); display: block; }
.sh2 { font-size: clamp(1.875rem, 3.5vw, 2.75rem); line-height: 1.1; margin-bottom: 1.25rem; }
.sh2 em { font-style: normal; color: var(--cyan); }
.s-sub { font-size: 1rem; line-height: 1.8; color: var(--w60); max-width: 560px; font-weight: 300; }
.divider { width: 100%; height: 1px; background: var(--border); }
.t-cyan { color: var(--cyan); }

/* ── REVEAL ANIMATION ── */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .65s var(--ease), transform .65s var(--ease); }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-l { opacity: 0; transform: translateX(-28px); transition: opacity .65s var(--ease), transform .65s var(--ease); }
.reveal-l.in { opacity: 1; transform: translateX(0); }

/* ── FOOTER ── */
#footer { background: #060e1a; border-top: 1px solid var(--border); padding: 4rem clamp(1.5rem, 5vw, 5rem) 2rem; }
.footer-top { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 3rem; }
@media (max-width: 768px) { .footer-top { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-top { grid-template-columns: 1fr; } }
.footer-brand-name { font-family: var(--font-d); font-weight: 800; font-size: 1.1rem; display: flex; align-items: center; gap: .5rem; margin-bottom: .75rem; }
.footer-brand p { font-size: .8125rem; color: var(--w60); line-height: 1.7; max-width: 240px; font-weight: 300; margin-bottom: 1.5rem; }
.footer-col h5 { font-size: .6875rem; text-transform: uppercase; letter-spacing: .1em; color: var(--w30); margin-bottom: 1rem; font-family: var(--font-d); font-weight: 600; }
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: .55rem; }
.footer-col a { font-size: .875rem; color: var(--w60); transition: color .2s; }
.footer-col a:hover { color: var(--cyan); }
.footer-bottom { max-width: 1280px; margin: 3rem auto 0; padding-top: 1.5rem; border-top: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-bottom p, .footer-bottom a { font-size: .8rem; color: var(--w30); }
.footer-bottom a { color: var(--cyan); }
.footer-social { display: flex; gap: 1rem; }
.footer-social a { width: 36px; height: 36px; border: 1px solid var(--border); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--w60); font-size: .875rem; transition: all .2s; }
.footer-social a:hover { border-color: var(--cyan); color: var(--cyan); background: var(--cyan-dim); }

/* ── DASHBOARD MOCKUP CSS ── */
.db-window {
  background: #0d1117; border: 1px solid rgba(255,255,255,.1); border-radius: 14px; overflow: hidden;
  box-shadow: 0 24px 80px rgba(0,0,0,.6), 0 0 0 1px rgba(255,255,255,.04);
}
.db-chrome {
  background: #161b22; padding: 10px 16px; display: flex; align-items: center; gap: 12px;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.db-dots { display: flex; gap: 6px; }
.db-dot { width: 11px; height: 11px; border-radius: 50%; }
.db-dot.r { background: #ff5f57; } .db-dot.y { background: #ffbd2e; } .db-dot.g { background: #28c840; }
.db-chrome-title { font-size: 11px; color: rgba(255,255,255,.35); font-family: var(--font-b); }
.db-body { display: grid; grid-template-columns: 170px 1fr; }
.db-sidebar { background: #0a0f18; border-right: 1px solid rgba(255,255,255,.05); padding: 16px 0; min-height: 360px; }
.db-sidebar-logo { padding: 0 14px 16px; font-size: 11px; font-weight: 700; color: var(--cyan); font-family: var(--font-d); border-bottom: 1px solid rgba(255,255,255,.05); margin-bottom: 8px; }
.db-nav-item { padding: 9px 14px; font-size: 11px; color: rgba(255,255,255,.4); display: flex; align-items: center; gap: 8px; cursor: pointer; transition: background .15s; }
.db-nav-item.active { background: rgba(43,176,237,.1); color: var(--cyan); border-left: 2px solid var(--cyan); }
.db-nav-item:hover:not(.active) { background: rgba(255,255,255,.03); color: rgba(255,255,255,.6); }
.db-main { padding: 16px; overflow: hidden; }
.db-filter-bar { display: flex; gap: 8px; margin-bottom: 14px; align-items: center; }
.db-filter-chip { padding: 4px 10px; border-radius: 20px; font-size: 10px; background: rgba(255,255,255,.05); color: rgba(255,255,255,.5); border: 1px solid rgba(255,255,255,.07); }
.db-filter-chip.sel { background: rgba(43,176,237,.15); color: var(--cyan); border-color: rgba(43,176,237,.3); }
.db-filter-date { margin-left: auto; font-size: 10px; color: rgba(255,255,255,.3); }
.db-kpi-row { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; margin-bottom: 12px; }
.db-kpi { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06); border-radius: 8px; padding: 12px 10px; }
.db-kpi-label { font-size: 9px; color: rgba(255,255,255,.38); text-transform: uppercase; letter-spacing: .07em; margin-bottom: 6px; }
.db-kpi-val { font-size: 18px; font-weight: 700; color: var(--white); font-family: var(--font-d); }
.db-kpi-delta { font-size: 10px; margin-top: 3px; }
.pos { color: #22c55e; } .neg { color: #ef4444; } .neu { color: #f59e0b; }
.db-charts { display: grid; grid-template-columns: 2fr 1fr; gap: 8px; }
.db-chart-card { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.06); border-radius: 8px; padding: 12px; }
.db-chart-title { font-size: 10px; color: rgba(255,255,255,.45); margin-bottom: 10px; text-transform: uppercase; letter-spacing: .06em; }

/* CSS Bar Chart */
.db-bars { display: flex; align-items: flex-end; gap: 5px; height: 70px; }
.db-bar { flex: 1; border-radius: 3px 3px 0 0; background: linear-gradient(to top, var(--royal), var(--cyan)); min-width: 10px; opacity: .85; transition: opacity .2s; }
.db-bar:hover { opacity: 1; }
.db-bar-labels { display: flex; gap: 5px; margin-top: 4px; }
.db-bar-label { flex: 1; font-size: 8px; color: rgba(255,255,255,.25); text-align: center; overflow: hidden; text-overflow: clip; }

/* Donut Chart */
.db-donut-wrap { display: flex; align-items: center; gap: 10px; }
.db-donut-svg { width: 64px; height: 64px; flex-shrink: 0; }
.db-legend { display: flex; flex-direction: column; gap: 5px; }
.db-legend-item { display: flex; align-items: center; gap: 5px; font-size: 9px; color: rgba(255,255,255,.5); }
.db-legend-dot { width: 7px; height: 7px; border-radius: 50%; flex-shrink: 0; }

/* Line Sparkline */
.db-sparkline { width: 100%; height: 55px; }

/* Mini table */
.db-mini-table { width: 100%; border-collapse: collapse; font-size: 10px; }
.db-mini-table th { color: rgba(255,255,255,.3); text-align: left; padding: 5px 6px; border-bottom: 1px solid rgba(255,255,255,.05); font-weight: 500; font-size: 9px; text-transform: uppercase; }
.db-mini-table td { padding: 6px 6px; color: rgba(255,255,255,.65); border-bottom: 1px solid rgba(255,255,255,.04); }
.db-badge { display: inline-block; padding: 1px 7px; border-radius: 3px; font-size: 9px; font-weight: 500; }
.db-badge.g { background: rgba(34,197,94,.15); color: #22c55e; }
.db-badge.a { background: rgba(245,158,11,.15); color: #f59e0b; }
.db-badge.r { background: rgba(239,68,68,.15); color: #ef4444; }

@media (max-width: 768px) {
  .db-body { grid-template-columns: 1fr; }
  .db-sidebar { display: none; }
  .db-kpi-row { grid-template-columns: repeat(2,1fr); }
  .db-charts { grid-template-columns: 1fr; }
}

/* ── TECH STACK PILLS ── */
.tech-pills { display: flex; flex-wrap: wrap; gap: .5rem; }
.tech-pill { padding: .35rem .875rem; background: var(--w10); border: 1px solid var(--border); border-radius: 100px; font-size: .8125rem; color: var(--w60); transition: all .2s; }
.tech-pill:hover { border-color: rgba(43,176,237,.4); color: var(--cyan); background: var(--cyan-dim); }

/* ── CARDS ── */
.card { background: var(--navy-mid); border: 1px solid var(--border); border-radius: 16px; padding: 2rem; transition: border-color .3s, transform .3s; }
.card:hover { border-color: rgba(43,176,237,.3); transform: translateY(-3px); }

/* ── FORM ── */
.form-group { display: flex; flex-direction: column; gap: .5rem; }
.form-label { font-size: .75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .07em; color: var(--w60); }
.form-input, .form-select, .form-textarea {
  background: var(--w10); border: 1px solid var(--border); border-radius: 10px;
  padding: .875rem 1rem; color: var(--white); font-family: var(--font-b); font-size: .9375rem;
  width: 100%; transition: border-color .2s, background .2s; outline: none;
  -webkit-appearance: none;
}
.form-input::placeholder, .form-textarea::placeholder { color: rgba(255,255,255,.2); }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: rgba(43,176,237,.5); background: rgba(43,176,237,.04); }
.form-select option { background: var(--navy-mid); color: var(--white); }
.form-textarea { resize: vertical; min-height: 130px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 540px) { .form-grid-2 { grid-template-columns: 1fr; } }

/* ── PROJECT PAGE SPECIFICS ── */
.project-hero {
  min-height: 55vh; display: flex; flex-direction: column; justify-content: center;
  padding: 8rem clamp(1.5rem, 5vw, 5rem) 4rem; position: relative; overflow: hidden;
}
.project-eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  padding: .3rem .875rem; border-radius: 100px;
  font-size: .75rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em;
  margin-bottom: 1.5rem; width: max-content;
}
.project-h1 { font-size: clamp(2rem, 4.5vw, 3.25rem); max-width: 680px; margin-bottom: 1.25rem; }
.project-sub { font-size: 1.0625rem; color: var(--w60); max-width: 560px; line-height: 1.75; font-weight: 300; margin-bottom: 2.5rem; }
.project-metrics { display: flex; gap: 2.5rem; flex-wrap: wrap; }
.pm-item { display: flex; flex-direction: column; gap: .2rem; }
.pm-num { font-family: var(--font-d); font-size: 2rem; font-weight: 800; }
.pm-label { font-size: .75rem; color: var(--w60); text-transform: uppercase; letter-spacing: .06em; }

/* Result cards */
.result-cards { display: grid; grid-template-columns: repeat(4,1fr); gap: 1.25rem; }
@media (max-width: 900px) { .result-cards { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 480px) { .result-cards { grid-template-columns: 1fr; } }
.result-card { background: var(--navy-light); border: 1px solid var(--border); border-radius: 16px; padding: 2rem 1.5rem; text-align: center; }
.result-num { font-family: var(--font-d); font-size: 2.5rem; font-weight: 800; margin-bottom: .4rem; }
.result-label { font-size: .8125rem; color: var(--w60); font-weight: 300; line-height: 1.5; }

/* More projects */
.more-projects { display: grid; grid-template-columns: repeat(3,1fr); gap: 1.25rem; }
@media (max-width: 768px) { .more-projects { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .more-projects { grid-template-columns: 1fr; } }
.mp-card { background: var(--navy-mid); border: 1px solid var(--border); border-radius: 14px; padding: 1.5rem; display: flex; flex-direction: column; gap: .75rem; transition: all .3s; cursor: pointer; }
.mp-card:hover { border-color: rgba(43,176,237,.3); transform: translateY(-3px); }
.mp-industry { font-size: .6875rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; }
.mp-title { font-size: 1rem; font-weight: 700; font-family: var(--font-d); line-height: 1.3; }
.mp-arrow { color: var(--cyan); font-size: .875rem; margin-top: auto; }

/* ── CTA SECTION ── */
.cta-section { background: var(--navy); padding: 0 clamp(1.5rem, 5vw, 5rem) 5rem; }
.cta-banner {
  max-width: 1280px; margin: 0 auto;
  background: linear-gradient(135deg, #152f52 0%, #0f2847 50%, var(--navy-mid) 100%);
  border: 1px solid rgba(30,90,166,.4); border-radius: 24px;
  padding: clamp(3rem,5vw,4.5rem) clamp(2rem,5vw,4.5rem);
  display: flex; justify-content: space-between; align-items: center; gap: 2rem; flex-wrap: wrap;
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; top: -40%; right: -8%; width: 350px; height: 350px;
  background: radial-gradient(circle, rgba(43,176,237,.12) 0%, transparent 65%);
  pointer-events: none;
}
.cta-banner h2 { font-size: clamp(1.5rem, 2.5vw, 2rem); margin-bottom: .75rem; }
.cta-banner p { color: var(--w60); font-size: .9375rem; max-width: 460px; font-weight: 300; line-height: 1.75; }

/* ── BLOG GRID (listing + homepage teaser) ── */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
@media (max-width: 900px) { .blog-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 580px) { .blog-grid { grid-template-columns: 1fr; } }
.blog-card { background: var(--navy-mid); border: 1px solid var(--border); border-radius: 16px; padding: 2rem; display: flex; flex-direction: column; gap: 1rem; transition: border-color .3s, transform .3s; }
.blog-card:hover { border-color: rgba(43,176,237,.35); transform: translateY(-4px); }
.blog-card-header { flex: 1; display: flex; flex-direction: column; gap: .875rem; }
.blog-tag { display: inline-flex; align-items: center; gap: .4rem; padding: .25rem .75rem; border-radius: 100px; background: var(--cyan-dim); border: 1px solid rgba(43,176,237,.25); font-size: .6875rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--cyan); width: max-content; }
.blog-title { font-family: var(--font-d); font-weight: 700; font-size: 1.0625rem; line-height: 1.35; color: var(--white); }
.blog-excerpt { font-size: .875rem; color: var(--w60); line-height: 1.7; font-weight: 300; }
.blog-card-footer { display: flex; justify-content: space-between; align-items: center; padding-top: .875rem; border-top: 1px solid var(--border); }
.blog-meta { font-size: .75rem; color: var(--w30); }
.blog-read-link { font-size: .8125rem; color: var(--cyan); display: flex; align-items: center; gap: .3rem; }
.blog-read-link span { transition: transform .2s; }
.blog-card:hover .blog-read-link span { transform: translateX(4px); }

/* ── ARTICLE PAGE ── */
.article-hero { padding: 8rem clamp(1.5rem,5vw,5rem) 4rem; background: linear-gradient(180deg, var(--navy-mid) 0%, var(--navy) 100%); border-bottom: 1px solid var(--border); }
.article-h1 { font-size: clamp(1.875rem, 4vw, 3rem); max-width: 780px; line-height: 1.12; margin-bottom: 1.75rem; }
.article-meta-bar { display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap; }
.article-author { display: flex; align-items: center; gap: .625rem; }
.article-author-avatar { width: 38px; height: 38px; border-radius: 50%; background: linear-gradient(135deg, var(--royal), var(--cyan)); display: flex; align-items: center; justify-content: center; font-size: .8rem; font-weight: 900; color: var(--navy); flex-shrink: 0; font-family: var(--font-d); }
.article-author-name { font-size: .875rem; font-weight: 600; line-height: 1.2; }
.article-author-role { font-size: .75rem; color: var(--w60); }
.article-date { font-size: .8125rem; color: var(--w30); }
.article-read-time { font-size: .75rem; color: var(--cyan); background: var(--cyan-dim); border: 1px solid rgba(43,176,237,.25); padding: .2rem .75rem; border-radius: 100px; font-weight: 600; }

/* Article body layout */
.article-layout { max-width: 1280px; margin: 0 auto; padding: 4rem clamp(1.5rem,5vw,5rem); display: grid; grid-template-columns: 1fr 260px; gap: 5rem; align-items: start; }
@media (max-width: 1024px) { .article-layout { grid-template-columns: 1fr; } .article-sidebar { display: none; } }
.article-content { max-width: 720px; }
.article-content h2 { font-size: clamp(1.375rem, 2.5vw, 1.75rem); margin: 3rem 0 1rem; color: var(--white); }
.article-content h3 { font-size: 1.125rem; margin: 2rem 0 .75rem; color: var(--w80); font-weight: 600; }
.article-content p { font-size: 1.0625rem; line-height: 1.85; color: var(--w60); font-weight: 300; margin-bottom: 1.25rem; }
.article-content ul, .article-content ol { padding-left: 1.5rem; margin-bottom: 1.5rem; }
.article-content li { font-size: 1.0625rem; line-height: 1.85; color: var(--w60); font-weight: 300; margin-bottom: .625rem; }
.article-content strong { color: var(--white); font-weight: 600; }
.article-content em { color: var(--w80); font-style: italic; }
.article-content a { color: var(--cyan); text-decoration: underline; text-underline-offset: 3px; }
.article-content blockquote { border-left: 3px solid var(--cyan); padding: 1rem 1.5rem; margin: 2rem 0; background: var(--cyan-dim); border-radius: 0 12px 12px 0; }
.article-content blockquote p { color: var(--w80); font-size: 1.0625rem; font-weight: 400; margin: 0; font-style: italic; }
.article-content hr { border: none; border-top: 1px solid var(--border); margin: 2.5rem 0; }

/* Callout box */
.article-callout { background: var(--navy-mid); border: 1px solid rgba(43,176,237,.25); border-radius: 14px; padding: 1.5rem 2rem; margin: 2rem 0; }
.article-callout .callout-label { font-size: .6875rem; font-weight: 600; text-transform: uppercase; letter-spacing: .1em; color: var(--cyan); margin-bottom: .75rem; display: flex; align-items: center; gap: .5rem; }
.article-callout p { color: var(--w80); font-weight: 400; margin: 0; line-height: 1.75; font-size: 1rem; }

/* Numbered mistake/item blocks */
.article-number-item { display: flex; gap: 1.5rem; margin-bottom: 2.5rem; padding-bottom: 2.5rem; border-bottom: 1px solid var(--border); }
.article-number-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.ani-num { font-family: var(--font-d); font-size: 3rem; font-weight: 800; color: var(--cyan); opacity: .2; line-height: 1; flex-shrink: 0; width: 56px; }
.ani-content h3 { font-size: 1.1875rem; margin-bottom: .75rem; color: var(--white); font-family: var(--font-d); }
.ani-content p { font-size: 1rem; color: var(--w60); line-height: 1.8; font-weight: 300; margin: 0; }
.ani-content .tip { font-size: .875rem; color: var(--cyan); margin-top: .75rem; padding: .625rem 1rem; background: var(--cyan-dim); border-radius: 8px; border: 1px solid rgba(43,176,237,.2); }

/* Article sidebar */
.article-sidebar { position: sticky; top: 90px; }
.sidebar-card { background: var(--navy-mid); border: 1px solid var(--border); border-radius: 14px; padding: 1.5rem; margin-bottom: 1.5rem; }
.sidebar-card h4 { font-size: .6875rem; text-transform: uppercase; letter-spacing: .1em; color: var(--w30); margin-bottom: 1rem; font-family: var(--font-d); font-weight: 600; }
.sidebar-toc-link { display: block; font-size: .875rem; color: var(--w60); padding: .4rem 0 .4rem .875rem; border-left: 2px solid transparent; transition: all .2s; }
.sidebar-toc-link:hover { color: var(--cyan); border-left-color: var(--cyan); }

/* Related articles */
.related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; }
@media (max-width: 768px) { .related-grid { grid-template-columns: 1fr; } }