/* ==========================================================================
   Omnistudio Consulting — "Blueprint & Signal" design system
   Display + body: Archivo (variable) · Utility: IBM Plex Mono
   ========================================================================== */

:root {
  /* Color */
  --ink: #0D1B2A;          /* blueprint dark */
  --ink-2: #14273C;        /* raised panel on dark */
  --ink-3: #1B3350;        /* borders / hover on dark */
  --paper: #F5F7F4;        /* light section background */
  --white: #FFFFFF;
  --line: #DDE3DC;         /* hairlines on light */
  --line-dark: rgba(143, 193, 227, 0.22);
  --trace: #8FC1E3;        /* schematic strokes on dark */
  --trace-dim: rgba(143, 193, 227, 0.55);
  --blue: #2E5EAA;         /* working blue */
  --blue-deep: #1E4680;
  --signal: #D9480F;       /* signal orange — text-safe on light */
  --signal-bright: #FF7A45;/* signal orange — on dark */
  --body: #33414F;         /* body text on light */
  --muted: #5D6B79;
  --muted-dark: #93A5B7;   /* muted text on dark */

  /* Type */
  --font-sans: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;

  /* Rhythm */
  --radius: 6px;
  --radius-lg: 10px;
  --container: 1160px;
  --gutter: clamp(20px, 4vw, 48px);
  --section-pad: clamp(64px, 9vw, 120px);
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  color: var(--body);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-deep); }
:focus-visible { outline: 2px solid var(--signal); outline-offset: 3px; border-radius: 2px; }

h1, h2, h3, h4 {
  font-family: var(--font-sans);
  font-stretch: 112%;
  color: var(--ink);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 0.5em;
  font-weight: 640;
}
h1 { font-size: clamp(2.3rem, 5.2vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.45rem); }
h4 { font-size: 1.05rem; }
p { margin: 0 0 1.1em; }
.lede { font-size: clamp(1.08rem, 1.8vw, 1.28rem); line-height: 1.55; color: var(--muted); max-width: 46ch; }

.container { max-width: var(--container); margin: 0 auto; padding-left: var(--gutter); padding-right: var(--gutter); }
.section { padding-top: var(--section-pad); padding-bottom: var(--section-pad); }
.section--paper { background: var(--paper); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section--dark { background: var(--ink); color: var(--muted-dark); }
.section--dark h2, .section--dark h3 { color: #EAF2F8; }

/* Eyebrow — drafting annotation */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: currentColor; }
.section--dark .eyebrow { color: var(--signal-bright); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.96rem;
  padding: 13px 24px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
}
.btn:active { transform: translateY(1px); }
.btn--primary { background: var(--signal); color: #fff; }
.btn--primary:hover { background: #BF3E0A; color: #fff; }
.btn--ghost { border-color: var(--line); color: var(--ink); background: transparent; }
.btn--ghost:hover { border-color: var(--ink); color: var(--ink); }
.btn--ghost-dark { border-color: var(--line-dark); color: #EAF2F8; background: transparent; }
.btn--ghost-dark:hover { border-color: var(--trace); color: #fff; }
.btn .arrow { transition: transform 160ms ease; }
.btn:hover .arrow { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
}
.logo-lockup { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); }
.logo-lockup:hover { color: var(--ink); }
.logo-lockup svg { width: 34px; height: 34px; flex: none; }
.logo-lockup__text { font-weight: 660; font-stretch: 112%; font-size: 1.02rem; letter-spacing: -0.01em; line-height: 1.05; }
.logo-lockup__text span { display: block; font-family: var(--font-mono); font-weight: 400; font-stretch: 100%; font-size: 0.6rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--muted); margin-top: 3px; }

.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a { font-size: 0.94rem; font-weight: 520; color: var(--body); }
.site-nav a:hover, .site-nav a[aria-current="page"] { color: var(--ink); }
.site-nav a[aria-current="page"] { box-shadow: 0 2px 0 var(--signal); }
.site-nav .btn { padding: 10px 18px; }

.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: var(--radius); padding: 9px 11px; cursor: pointer; }
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--ink); margin: 3.5px 0; transition: transform 180ms ease, opacity 180ms ease; }

@media (max-width: 860px) {
  .nav-toggle { display: block; }
  .site-nav {
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--line);
    padding: 8px var(--gutter) 20px;
    display: none;
  }
  .site-nav.is-open { display: flex; }
  .site-nav a { padding: 13px 4px; border-bottom: 1px solid var(--line); }
  .site-nav a[aria-current="page"] { box-shadow: none; color: var(--signal); }
  .site-nav .btn { margin-top: 16px; justify-content: center; }
  .nav-toggle.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
  .nav-toggle.is-open span:nth-child(2) { opacity: 0; }
  .nav-toggle.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }
}

/* ---------- Hero ---------- */
.hero {
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(46, 94, 170, 0.28), transparent 60%),
    var(--ink);
  color: var(--muted-dark);
  overflow: hidden;
  position: relative;
}
.hero::before {
  /* faint drafting grid */
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.16;
  pointer-events: none;
}
.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
  padding-top: clamp(64px, 8vw, 110px);
  padding-bottom: clamp(64px, 8vw, 110px);
}
.hero h1 { color: #F2F7FB; margin-bottom: 0.4em; }
.hero h1 em { font-style: normal; color: var(--signal-bright); }
.hero .lede { color: var(--muted-dark); }
.hero__ctas { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 26px; }
.hero__trust {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.06em;
  color: var(--trace-dim);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
}
.hero__trust li { list-style: none; display: inline-flex; align-items: center; gap: 8px; }
.hero__trust { padding-left: 0; margin: 0; }
.hero__trust li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--signal-bright); flex: none; }

.hero__schematic { position: relative; }
.hero__schematic svg { width: 100%; height: auto; }

@media (max-width: 900px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__schematic { order: 2; max-width: 560px; }
}

/* Schematic line-draw animation */
.schematic .draw {
  stroke-dasharray: 600;
  stroke-dashoffset: 600;
  animation: draw 2.2s ease forwards;
}
.schematic .draw.d2 { animation-delay: 0.5s; }
.schematic .draw.d3 { animation-delay: 1s; }
.schematic .draw.d4 { animation-delay: 1.5s; }
.schematic .node-pulse { animation: pulse 3.4s ease-in-out infinite; transform-origin: center; transform-box: fill-box; }
@keyframes draw { to { stroke-dashoffset: 0; } }
@keyframes pulse { 0%, 100% { opacity: 0.55; } 50% { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  .schematic .draw { stroke-dashoffset: 0; }
}

/* ---------- Cards ---------- */
.card-grid { display: grid; gap: 22px; grid-template-columns: repeat(auto-fit, minmax(255px, 1fr)); margin-top: 44px; }
.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 30px 28px 26px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
  position: relative;
}
a.card { color: var(--body); }
a.card:hover { border-color: var(--blue); box-shadow: 0 10px 30px rgba(13, 27, 42, 0.08); transform: translateY(-3px); color: var(--body); }
.card__tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 10px;
}
.card h3 { margin-bottom: 8px; }
.card p { font-size: 0.96rem; color: var(--muted); margin-bottom: 14px; }
.card__more { margin-top: auto; font-weight: 600; font-size: 0.92rem; color: var(--signal); display: inline-flex; align-items: center; gap: 6px; }
a.card:hover .card__more { gap: 10px; }
.card__more { transition: gap 160ms ease; }

/* ---------- Two ways to engage ---------- */
.engage-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 26px; margin-top: 46px; }
.engage {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  padding: 36px 34px;
}
.engage--accent { border-top: 3px solid var(--signal); }
.engage--blue { border-top: 3px solid var(--blue); }
.engage h3 { font-size: 1.35rem; }
.engage ul { padding-left: 0; margin: 18px 0 0; list-style: none; }
.engage li { padding: 9px 0 9px 26px; position: relative; font-size: 0.97rem; border-top: 1px dashed var(--line); }
.engage li:first-child { border-top: 0; }
.engage li::before {
  content: "";
  position: absolute; left: 2px; top: 17px;
  width: 9px; height: 9px;
  border: 2px solid var(--signal);
  border-radius: 50%;
}
.engage--blue li::before { border-color: var(--blue); }
.engage .fit { margin-top: 20px; font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.05em; color: var(--muted); border-left: 2px solid var(--line); padding-left: 12px; }

/* ---------- Stats strip ---------- */
.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  gap: 1px;
  background: var(--line-dark);
  border: 1px solid var(--line-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-top: 46px;
}
.stat { background: var(--ink-2); padding: 30px 26px; }
.stat b {
  display: block;
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  font-weight: 660;
  font-stretch: 112%;
  letter-spacing: -0.02em;
  color: #F2F7FB;
  line-height: 1;
  margin-bottom: 8px;
}
.stat b span { color: var(--signal-bright); }
.stat small { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted-dark); }

/* ---------- Split feature ---------- */
.split { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(36px, 6vw, 90px); align-items: center; }
@media (max-width: 860px) { .split { grid-template-columns: 1fr; } }
.checklist { list-style: none; padding: 0; margin: 24px 0 0; }
.checklist li { position: relative; padding: 10px 0 10px 34px; border-top: 1px solid var(--line); font-size: 1rem; }
.checklist li:first-child { border-top: 0; }
.checklist li::before {
  content: "";
  position: absolute; left: 0; top: 16px;
  width: 16px; height: 9px;
  border-left: 2.5px solid var(--signal);
  border-bottom: 2.5px solid var(--signal);
  transform: rotate(-45deg);
}
.section--dark .checklist li { border-color: var(--line-dark); color: #D7E3EE; }

/* ---------- Process steps ---------- */
.steps { counter-reset: step; display: grid; gap: 0; margin-top: 44px; border-top: 1px solid var(--line); }
.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: 86px minmax(0, 300px) 1fr;
  gap: 10px 32px;
  padding: 30px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.step::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 1.5rem;
  color: var(--signal);
}
.step h3 { margin: 0; font-size: 1.15rem; }
.step p { margin: 0; color: var(--muted); font-size: 0.98rem; }
@media (max-width: 760px) {
  .step { grid-template-columns: 56px 1fr; }
  .step p { grid-column: 2; }
}

/* ---------- Insights ---------- */
.post-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 22px; margin-top: 44px; }
.post-card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--white);
  overflow: hidden;
  color: var(--body);
  display: flex;
  flex-direction: column;
  transition: border-color 180ms ease, box-shadow 180ms ease, transform 180ms ease;
}
.post-card:hover { border-color: var(--blue); box-shadow: 0 10px 30px rgba(13, 27, 42, 0.08); transform: translateY(-3px); color: var(--body); }
.post-card__banner { height: 116px; background: var(--ink); position: relative; overflow: hidden; }
.post-card__banner svg { position: absolute; inset: 0; width: 100%; height: 100%; }
.post-card__body { padding: 24px 26px 26px; display: flex; flex-direction: column; flex: 1; }
.post-card__meta { font-family: var(--font-mono); font-size: 0.68rem; letter-spacing: 0.13em; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.post-card h3 { font-size: 1.13rem; margin-bottom: 8px; }
.post-card p { font-size: 0.93rem; color: var(--muted); margin: 0 0 16px; }
.post-card .card__more { margin-top: auto; }

/* ---------- CTA band ---------- */
.cta-band { text-align: center; }
.cta-band h2 { max-width: 21ch; margin-left: auto; margin-right: auto; }
.cta-band .lede { margin-left: auto; margin-right: auto; }
.cta-band__actions { display: flex; justify-content: center; flex-wrap: wrap; gap: 14px; margin-top: 32px; }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink); color: var(--muted-dark); padding: 64px 0 34px; font-size: 0.92rem; }
.site-footer a { color: var(--muted-dark); }
.site-footer a:hover { color: #fff; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 44px; border-bottom: 1px solid var(--line-dark); }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { color: #EAF2F8; font-size: 0.8rem; font-family: var(--font-mono); font-weight: 500; letter-spacing: 0.16em; text-transform: uppercase; margin-bottom: 16px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin-bottom: 10px; }
.footer-brand p { max-width: 34ch; font-size: 0.9rem; }
.footer-brand .logo-lockup { color: #F2F7FB; margin-bottom: 18px; }
.footer-brand .logo-lockup__text span { color: var(--muted-dark); }
.footer-legal { padding-top: 26px; font-size: 0.78rem; line-height: 1.7; color: #6E8095; }
.footer-legal p { margin-bottom: 6px; }

/* ---------- Page hero (interior) ---------- */
.page-hero { background: var(--ink); color: var(--muted-dark); position: relative; overflow: hidden; }
.page-hero::before {
  content: "";
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--line-dark) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-dark) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.14;
}
.page-hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
  padding-top: clamp(56px, 7vw, 92px);
  padding-bottom: clamp(56px, 7vw, 92px);
}
.page-hero h1 { color: #F2F7FB; font-size: clamp(2rem, 4.4vw, 3rem); }
.page-hero .lede { color: var(--muted-dark); }
@media (max-width: 860px) {
  .page-hero__inner { grid-template-columns: 1fr; }
  .page-hero__inner .hero__schematic { max-width: 480px; }
}
.breadcrumb { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--trace-dim); margin-bottom: 22px; }
.breadcrumb a { color: var(--trace-dim); }
.breadcrumb a:hover { color: var(--trace); }
.breadcrumb span { color: var(--signal-bright); }

/* ---------- FAQ ---------- */
.faq { margin-top: 40px; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 40px 22px 0;
  font-weight: 620;
  font-size: 1.05rem;
  color: var(--ink);
  position: relative;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: "+";
  position: absolute; right: 6px; top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 1.3rem;
  color: var(--signal);
  transition: transform 180ms ease;
}
.faq details[open] summary::after { transform: translateY(-50%) rotate(45deg); }
.faq .faq__a { padding: 0 0 24px; max-width: 68ch; color: var(--muted); }

/* ---------- Article ---------- */
.article { max-width: 720px; margin: 0 auto; }
.article header { margin-bottom: 40px; }
.article__meta { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 14px; display: flex; gap: 18px; flex-wrap: wrap; }
.article h1 { font-size: clamp(1.9rem, 4vw, 2.7rem); }
.article h2 { font-size: 1.5rem; margin-top: 2em; }
.article h3 { font-size: 1.15rem; margin-top: 1.6em; }
.article p, .article li { font-size: 1.03rem; line-height: 1.75; }
.article ul, .article ol { padding-left: 1.3em; margin-bottom: 1.2em; }
.article li { margin-bottom: 0.45em; }
.article blockquote {
  margin: 1.6em 0;
  padding: 4px 0 4px 22px;
  border-left: 3px solid var(--signal);
  color: var(--ink);
  font-weight: 520;
  font-size: 1.08rem;
}
.article .callout {
  background: var(--paper);
  border: 1px solid var(--line);
  border-left: 3px solid var(--blue);
  border-radius: var(--radius);
  padding: 20px 24px;
  margin: 1.6em 0;
  font-size: 0.98rem;
}
.article table { width: 100%; border-collapse: collapse; margin: 1.6em 0; font-size: 0.95rem; }
.article th, .article td { text-align: left; padding: 12px 14px; border: 1px solid var(--line); vertical-align: top; }
.article th { background: var(--paper); font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink); }
.article__cta {
  margin-top: 56px;
  padding: 34px 34px 38px;
  background: var(--ink);
  border-radius: var(--radius-lg);
  color: var(--muted-dark);
}
.article__cta h3 { color: #F2F7FB; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr); gap: clamp(36px, 6vw, 80px); }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-meta { list-style: none; padding: 0; margin: 28px 0 0; }
.contact-meta li { padding: 16px 0; border-top: 1px solid var(--line); display: flex; gap: 16px; align-items: baseline; }
.contact-meta b { font-family: var(--font-mono); font-weight: 500; font-size: 0.72rem; letter-spacing: 0.13em; text-transform: uppercase; color: var(--muted); flex: 0 0 92px; }
.form { display: grid; gap: 18px; background: var(--white); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; }
.form label { font-weight: 600; font-size: 0.9rem; color: var(--ink); display: grid; gap: 8px; }
.form input, .form select, .form textarea {
  font-family: var(--font-sans);
  font-size: 0.98rem;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
  color: var(--ink);
  width: 100%;
}
.form input:focus, .form select:focus, .form textarea:focus { outline: 2px solid var(--blue); outline-offset: 0; background: #fff; }
.form textarea { min-height: 140px; resize: vertical; }
.form .hint { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.04em; color: var(--muted); font-weight: 400; }

/* ---------- Utility ---------- */
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.section-head { max-width: 720px; }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head--center .eyebrow { justify-content: center; }
.section-head--center .lede { margin-left: auto; margin-right: auto; }

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 600ms ease, transform 600ms ease; }
.reveal.is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; } }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--signal); color: #fff; padding: 10px 16px; z-index: 100; border-radius: 0 0 var(--radius) 0;
}
.skip-link:focus { left: 0; color: #fff; }