/* ==========================================================================
   Suraj Kumar — Portfolio
   style.css — variables, base, layout, components
   ========================================================================== */

/* ---------- Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@500;600;700;800&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ---------- Design tokens ---------- */
:root{
  /* Brand */
  --blue: #5B6EF5;
  --blue-2: #7C8DFB;
  --purple: #8B5CF6;
  --purple-2: #A78BFA;
  --gradient-brand: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);

  /* Light theme surface */
  --bg: #F5F6FC;
  --bg-alt: #ECEFFA;
  --surface: rgba(255,255,255,0.62);
  --surface-solid: #ffffff;
  --border: rgba(20, 24, 48, 0.08);
  --text: #12142A;
  --text-muted: #565B78;
  --shadow-color: 220deg 40% 60%;

  /* Semantic */
  --success: #22C55E;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;

  /* Typography */
  --font-display: 'Poppins', sans-serif;
  --font-body: 'Inter', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Layout */
  --container-w: 1180px;
  --nav-h: 76px;
  --transition-fast: 180ms cubic-bezier(.4,0,.2,1);
  --transition-med: 380ms cubic-bezier(.4,0,.2,1);
}

[data-theme="dark"]{
  --bg: #090B14;
  --bg-alt: #0E1220;
  --surface: rgba(255,255,255,0.05);
  --surface-solid: #10131F;
  --border: rgba(255,255,255,0.08);
  --text: #EDEFF9;
  --text-muted: #9BA0BE;
  --shadow-color: 240deg 60% 4%;
}

/* ---------- Reset ---------- */
*, *::before, *::after{ box-sizing: border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background var(--transition-med), color var(--transition-med);
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; color:inherit; }
input, textarea{ font-family:inherit; }
h1,h2,h3,h4{ font-family: var(--font-display); font-weight:700; line-height:1.15; }
:focus-visible{ outline: 2px solid var(--blue); outline-offset: 3px; border-radius:4px; }

/* ---------- Layout helpers ---------- */
.container{ max-width: var(--container-w); margin-inline:auto; padding-inline: 24px; }
section{ position:relative; padding: 110px 0; }
.section-bg{ background: var(--bg-alt); }
.section-head{ text-align:center; max-width:640px; margin:0 auto 56px; }
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family: var(--font-mono); font-size:0.78rem; letter-spacing:0.08em;
  color: var(--blue); text-transform:uppercase; margin-bottom:14px;
}
.eyebrow::before{ content:''; width:18px; height:2px; background: var(--gradient-brand); border-radius:2px; }
.section-head h2{ font-size: clamp(1.8rem, 3.4vw, 2.6rem); margin-bottom:14px; }
.section-head p{ color: var(--text-muted); font-size:1.05rem; }

/* ---------- Glass surface ---------- */
.glass{
  background: var(--surface);
  border: 1px solid var(--border);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 32px hsl(var(--shadow-color) / 0.12);
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 13px 26px; border-radius: var(--radius-pill);
  font-weight:600; font-size:0.95rem; white-space:nowrap;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
}
.btn-primary{
  background: var(--gradient-brand); color:#fff;
  box-shadow: 0 10px 30px -8px rgba(91,110,245,0.55);
}
.btn-primary:hover{ transform: translateY(-2px); box-shadow: 0 14px 34px -6px rgba(91,110,245,0.6); }
.btn-ghost{
  background: var(--surface); border:1px solid var(--border); color: var(--text);
}
.btn-ghost:hover{ transform: translateY(-2px); border-color: var(--blue); }
.btn-sm{ padding: 9px 18px; font-size:0.85rem; }

/* ---------- Navbar ---------- */
.navbar{
  position: fixed; top:16px; left:50%; transform: translateX(-50%);
  width: min(95%, 1100px); z-index: 1000;
  border-radius: var(--radius-pill);
  padding: 12px 25px;
  display:flex; align-items:center; justify-content:space-between;
  transition: box-shadow var(--transition-med), padding var(--transition-med), top var(--transition-med);
}
.navbar.scrolled{ box-shadow: 0 12px 34px hsl(var(--shadow-color) / 0.18); top:10px; }
.nav-logo{ font-family: var(--font-mono); font-weight:600; font-size:1rem; display:flex; align-items:center; gap:8px; }
.nav-logo .dot{ width:8px; height:8px; border-radius:50%; background: var(--gradient-brand); box-shadow: 0 0 10px var(--purple); }
.nav-links{ display:flex; align-items:center; gap:6px; }
.nav-links a{
  padding:9px 15px; border-radius: var(--radius-pill); font-size:0.92rem; font-weight:500;
  color: var(--text-muted); transition: all var(--transition-fast); position:relative;
}
.nav-links a:hover{ color: var(--text); background: var(--bg-alt); }
.nav-links a.active{ color:#fff; background: var(--gradient-brand); }
.nav-actions{ display:flex; align-items:center; gap:10px; }
.theme-toggle{
  width:40px; height:40px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  background: var(--bg-alt); border:1px solid var(--border); transition: transform var(--transition-fast);
}
.theme-toggle:hover{ transform: rotate(20deg); }
.theme-toggle svg{ width:18px; height:18px; }
.icon-moon{ display:none; }
[data-theme="dark"] .icon-sun{ display:none; }
[data-theme="dark"] .icon-moon{ display:block; }
.nav-toggle{ display:none; width:40px; height:40px; align-items:center; justify-content:center; }
.nav-toggle span{ display:block; width:20px; height:2px; background: var(--text); position:relative; transition: all var(--transition-fast); }
.nav-toggle span::before, .nav-toggle span::after{ content:''; position:absolute; width:20px; height:2px; background: var(--text); left:0; transition: all var(--transition-fast); }
.nav-toggle span::before{ top:-6px; } .nav-toggle span::after{ top:6px; }
.nav-toggle.open span{ background: transparent; }
.nav-toggle.open span::before{ transform: rotate(45deg); top:0; }
.nav-toggle.open span::after{ transform: rotate(-45deg); top:0; }

/* Scroll progress bar */
.scroll-progress{
  position: fixed; top:0; left:0; height:3px; width:0%;
  background: var(--gradient-brand); z-index:1100; transition: width 80ms linear;
}

/* ---------- Hero ---------- */
.hero{
  min-height:100vh; display:flex; align-items:center; padding-top: calc(var(--nav-h) + 40px);
  position:relative; overflow:hidden;
}
.hero-blob{
  position:absolute; border-radius:50%; filter: blur(90px); opacity:0.35; z-index:0; pointer-events:none;
}
.hero-blob.b1{ width:420px; height:420px; background: var(--blue); top:-120px; right:-80px; }
.hero-blob.b2{ width:380px; height:380px; background: var(--purple); bottom:-140px; left:-100px; }
.hero-grid{
  display:grid; grid-template-columns: 1.1fr 0.9fr; gap:60px; align-items:center;
  position:relative; z-index:1;
}
.hero-kicker{
  display:inline-flex; align-items:center; gap:8px; padding:7px 14px;
  font-family: var(--font-mono); font-size:0.78rem; color: var(--blue);
  border-radius: var(--radius-pill); margin-bottom:22px;
}
.hero-kicker .pulse{ width:7px; height:7px; border-radius:50%; background: var(--success); box-shadow:0 0 0 rgba(34,197,94,.6); animation: pulse 2s infinite; }
.hero h1{ font-size: clamp(2.2rem, 5vw, 3.6rem); letter-spacing:-0.02em; margin-bottom:16px; }
.hero h1 .accent{ background: var(--gradient-brand); -webkit-background-clip:text; background-clip:text; color:transparent; }
.hero-role{ font-size: clamp(1.1rem, 2vw, 1.35rem); color: var(--text-muted); margin-bottom:22px; display:flex; gap:8px; align-items:center; font-family: var(--font-mono); }
.hero-role #typed-text{ color: var(--text); font-weight:600; }
.hero-role .cursor{ display:inline-block; width:2px; height:1.1em; background: var(--blue); animation: blink 1s step-end infinite; }
.hero-desc{ color: var(--text-muted); font-size:1.05rem; max-width:520px; margin-bottom:34px; }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-bottom:36px; }
.hero-socials{ display:flex; gap:12px; }
.social-btn{
  width:42px; height:42px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  background: var(--surface); border:1px solid var(--border); transition: all var(--transition-fast);
}
.social-btn:hover{ transform: translateY(-3px); border-color: var(--blue); color: var(--blue); }
.social-btn svg{ width:18px; height:18px; }

/* Hero visual: floating glass terminal panel */
.hero-visual{ position:relative; display:flex; justify-content:center; perspective: 1000px; }
.hero-card-float{ width:100%; max-width:400px; animation: float 6s ease-in-out infinite; }
.hero-card{
  width:100%; padding:0; overflow:hidden;
  transform-style: preserve-3d;
  transition: transform 200ms ease-out;
}
.hero-card-head{
  display:flex; align-items:center; gap:8px; padding:14px 18px; border-bottom:1px solid var(--border);
}
.hero-card-head span{ width:11px; height:11px; border-radius:50%; }
.hero-card-head span:nth-child(1){ background:#FF5F57; }
.hero-card-head span:nth-child(2){ background:#FEBC2E; }
.hero-card-head span:nth-child(3){ background:#28C840; }
.hero-card-head small{ margin-left:auto; font-family: var(--font-mono); font-size:0.72rem; color: var(--text-muted); }
.hero-card-body{ padding:22px 22px 26px; font-family: var(--font-mono); font-size:0.86rem; }
.hero-card-body .ln{ display:flex; gap:14px; margin-bottom:9px; }
.hero-card-body .ln .no{ color: var(--text-muted); opacity:0.5; user-select:none; width:14px; }
.code-key{ color: var(--purple); } .code-str{ color: var(--blue-2); } .code-fn{ color: var(--purple-2); } .code-com{ color: var(--text-muted); }
.hero-stats{ display:flex; gap:0; margin-top:18px; }
.hero-stat{ flex:1; text-align:center; padding:16px 8px; border-top:1px solid var(--border); }
.hero-stat b{ display:block; font-family: var(--font-display); font-size:1.4rem; }
.hero-stat span{ font-size:0.74rem; color: var(--text-muted); }
.hero-stat + .hero-stat{ border-left:1px solid var(--border); }
.scroll-cue{
  position:absolute; bottom:22px; left:50%; transform: translateX(-50%);
  display:flex; flex-direction:column; align-items:center; gap:6px; color: var(--text-muted); font-size:0.75rem;
  font-family: var(--font-mono); z-index:2;
}
.scroll-cue .wheel{ width:22px; height:34px; border:2px solid var(--border); border-radius:12px; position:relative; }
.scroll-cue .wheel::before{ content:''; position:absolute; top:6px; left:50%; transform:translateX(-50%); width:3px; height:7px; background: var(--blue); border-radius:2px; animation: scrollcue 1.6s infinite; }

/* ---------- About ---------- */
.about-grid{ display:grid; grid-template-columns: 0.85fr 1.15fr; gap:56px; align-items:start; }
.about-visual{ position:sticky; top:110px; }
.about-photo{ position:relative; border-radius: var(--radius-lg); overflow:hidden; padding:26px; text-align:center; }
.about-photo img{ border-radius: var(--radius-md); }
.about-badge{
  position:absolute; bottom:5px; right:-8px; padding:12px 18px; display:flex; align-items:center; gap:10px;
}
.about-badge b{ display:block; font-size:1.2rem; font-family: var(--font-display); }
.about-badge span{ font-size:0.72rem; color: var(--text-muted); }
.about-text p{ color: var(--text-muted); margin-bottom:18px; font-size:1.02rem; }
.about-text p .hl{ color: var(--text); font-weight:600; }
.chip-row{ display:flex; flex-wrap:wrap; gap:10px; margin-top:24px; }
.chip{
  padding:8px 16px; border-radius: var(--radius-pill); font-size:0.85rem; font-weight:500;
  background: var(--surface); border:1px solid var(--border);
}
.about-facts{ display:grid; grid-template-columns: repeat(2,1fr); gap:14px; margin-top:30px; }
.fact-card{ padding:18px; display:flex; gap:12px; align-items:flex-start; }
.fact-card svg{ width:20px; height:20px; color: var(--blue); flex-shrink:0; margin-top:2px; }
.fact-card b{ display:block; font-size:0.92rem; }
.fact-card span{ font-size:0.8rem; color: var(--text-muted); }

/* ---------- Skills ---------- */
.skills-grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(260px,1fr)); gap:22px; }
.skill-cat{ padding:28px; }
.skill-cat-head{ display:flex; align-items:center; gap:12px; margin-bottom:22px; }
.skill-cat-icon{
  width:42px; height:42px; border-radius: var(--radius-sm); display:flex; align-items:center; justify-content:center;
  background: var(--gradient-brand); color:#fff; flex-shrink:0;
}
.skill-cat-icon svg{ width:20px; height:20px; }
.skill-cat-head h3{ font-size:1.05rem; }
.skill-item{ margin-bottom:16px; }
.skill-item:last-child{ margin-bottom:0; }
.skill-item-top{ display:flex; justify-content:space-between; font-size:0.88rem; margin-bottom:7px; }
.skill-item-top span:last-child{ font-family: var(--font-mono); color: var(--text-muted); font-size:0.78rem; }
.skill-bar{ height:6px; border-radius:4px; background: var(--bg-alt); overflow:hidden; }
.skill-bar-fill{
  height:100%; border-radius:4px; background: var(--gradient-brand); width:0%;
  transition: width 1.2s cubic-bezier(.4,0,.2,1);
}

/* ---------- Experience Timeline ---------- */
.timeline{ position:relative; max-width:800px; margin:0 auto; }
.timeline::before{
  content:''; position:absolute; left:29px; top:8px; bottom:8px; width:2px;
  background: linear-gradient(var(--border), var(--border)); background-image: repeating-linear-gradient(to bottom, var(--border) 0 8px, transparent 8px 16px);
}
.timeline-item{ position:relative; padding-left:76px; margin-bottom:40px; }
.timeline-item:last-child{ margin-bottom:0; }
.timeline-dot{
  position:absolute; left:14px; top:6px; width:32px; height:32px; border-radius:50%;
  background: var(--gradient-brand); display:flex; align-items:center; justify-content:center; color:#fff;
  box-shadow: 0 0 0 6px var(--bg);
}
.timeline-dot svg{ width:15px; height:15px; }
.timeline-card{ padding:26px 28px; }
.timeline-card-head{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:10px; margin-bottom:6px; }
.timeline-role{ font-size:1.12rem; font-family:var(--font-display); font-weight:700; }
.timeline-period{
  font-family: var(--font-mono); font-size:0.76rem; color: var(--blue); background: var(--bg-alt);
  padding:5px 12px; border-radius: var(--radius-pill); white-space:nowrap; height:fit-content;
}
.timeline-company{ color: var(--text-muted); font-size:0.92rem; margin-bottom:16px; display:flex; align-items:center; gap:8px; }
.timeline-company .sep{ width:4px; height:4px; border-radius:50%; background: var(--text-muted); }
.timeline-list{ display:flex; flex-direction:column; gap:10px; }
.timeline-list li{ display:flex; gap:10px; color: var(--text-muted); font-size:0.94rem; }
.timeline-list li svg{ width:16px; height:16px; color: var(--success); flex-shrink:0; margin-top:4px; }

/* ---------- Projects ---------- */
.projects-toolbar{ display:flex; flex-wrap:wrap; gap:16px; justify-content:space-between; align-items:center; margin-bottom:36px; }
.project-filters{ display:flex; gap:8px; flex-wrap:wrap; }
.filter-btn{
  padding:9px 17px; border-radius: var(--radius-pill); font-size:0.85rem; font-weight:500;
  background: var(--surface); border:1px solid var(--border); color: var(--text-muted); transition: all var(--transition-fast);
}
.filter-btn:hover{ color: var(--text); }
.filter-btn.active{ background: var(--gradient-brand); color:#fff; border-color:transparent; }
.project-search{ position:relative; }
.project-search input{
  padding:11px 16px 11px 42px; border-radius: var(--radius-pill); border:1px solid var(--border);
  background: var(--surface); color: var(--text); font-size:0.88rem; min-width:220px;
}
.project-search input:focus{ outline:2px solid var(--blue); outline-offset:2px; }
.project-search svg{ position:absolute; left:15px; top:50%; transform:translateY(-50%); width:16px; height:16px; color: var(--text-muted); }
.projects-grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(340px, 1fr)); gap:28px; }
.project-card{ overflow:hidden; transition: transform var(--transition-med), box-shadow var(--transition-med); }
.project-card:hover{ transform: translateY(-6px); }
.project-thumb{ position:relative; aspect-ratio:5/3; overflow:hidden; }
.project-thumb img{ width:100%; height:100%; object-fit:cover; transition: transform var(--transition-med); }
.project-card:hover .project-thumb img{ transform: scale(1.06); }
.project-thumb-overlay{
  position:absolute; inset:0; display:flex; align-items:center; justify-content:center; gap:12px;
  background: rgba(10,12,25,0.55); opacity:0; transition: opacity var(--transition-fast);
}
.project-card:hover .project-thumb-overlay{ opacity:1; }
.icon-btn{
  width:44px; height:44px; border-radius:50%; background:#fff; color:#12142A; display:flex; align-items:center; justify-content:center;
  transform: translateY(10px); transition: transform var(--transition-fast);
}
.project-card:hover .icon-btn{ transform: translateY(0); }
.icon-btn svg{ width:18px; height:18px; }
.project-body{ padding:24px; }
.project-body h3{ font-size:1.15rem; margin-bottom:10px; }
.project-body p{ color: var(--text-muted); font-size:0.92rem; margin-bottom:14px; }
.project-features{ display:flex; flex-direction:column; gap:6px; margin-bottom:16px; }
.project-features li{ display:flex; gap:8px; font-size:0.85rem; color: var(--text-muted); }
.project-features li::before{ content:'—'; color: var(--blue); flex-shrink:0; }
.project-tags{ display:flex; flex-wrap:wrap; gap:8px; }
.tag{
  font-family: var(--font-mono); font-size:0.72rem; padding:4px 10px; border-radius: var(--radius-pill);
  background: var(--bg-alt); color: var(--text-muted);
}
.no-results{ text-align:center; padding:60px 20px; color: var(--text-muted); display:none; }
.no-results.show{ display:block; }

/* ---------- Education ---------- */
.edu-grid{ display:grid; gap:20px; max-width:820px; margin:0 auto; }
.edu-card{ padding:26px 28px; display:flex; gap:20px; align-items:flex-start; }
.edu-icon{
  width:48px; height:48px; border-radius: var(--radius-sm); background: var(--gradient-brand); color:#fff;
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.edu-icon svg{ width:22px; height:22px; }
.edu-info{ flex:1; }
.edu-top{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:8px; }
.edu-degree{ font-family: var(--font-display); font-weight:700; font-size:1.02rem; }
.edu-period{ font-family: var(--font-mono); font-size:0.76rem; color: var(--blue); }
.edu-school{ color: var(--text-muted); font-size:0.9rem; margin-top:4px; }
.edu-score{
  display:inline-block; margin-top:10px; font-family: var(--font-mono); font-size:0.78rem;
  padding:4px 12px; border-radius: var(--radius-pill); background: var(--bg-alt);
}

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns: 0.85fr 1.15fr; gap:36px; }
.contact-info{ padding:30px; }
.contact-info h3{ font-size:1.2rem; margin-bottom:10px; }
.contact-info > p{ color: var(--text-muted); font-size:0.92rem; margin-bottom:26px; }
.contact-item{ display:flex; gap:14px; align-items:flex-start; margin-bottom:20px; }
.contact-item-icon{
  width:40px; height:40px; border-radius: var(--radius-sm); background: var(--bg-alt); flex-shrink:0;
  display:flex; align-items:center; justify-content:center; color: var(--blue);
}
.contact-item-icon svg{ width:18px; height:18px; }
.contact-item b{ display:block; font-size:0.78rem; color: var(--text-muted); font-weight:500; }
.contact-item a, .contact-item span{ font-size:0.94rem; word-break:break-word; }
.contact-form{ padding:32px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:16px; margin-bottom:16px; }
.field{ display:flex; flex-direction:column; gap:7px; }
.field label{ font-size:0.82rem; color: var(--text-muted); font-weight:500; }
.field input, .field textarea{
  padding:13px 16px; border-radius: var(--radius-sm); border:1px solid var(--border);
  background: var(--bg-alt); color: var(--text); font-size:0.92rem; transition: border-color var(--transition-fast);
}
.field input:focus, .field textarea:focus{ outline:none; border-color: var(--blue); }
.field textarea{ resize:vertical; min-height:120px; }
.field.full{ grid-column: 1 / -1; }
.field-subject-wrap{ margin-bottom:16px; }
.field-message-wrap{ margin-bottom:8px; }
.btn-block{ width:100%; }
.field-error{ font-size:0.76rem; color:#EF4444; min-height:14px; }
.field.invalid input, .field.invalid textarea{ border-color:#EF4444; }
.form-status{ font-size:0.88rem; margin-top:10px; min-height:20px; }
.form-status.success{ color: var(--success); }

/* ---------- Footer ---------- */
.footer{ padding:60px 0 30px; border-top:1px solid var(--border); }
.footer-top{ display:flex; justify-content:space-between; flex-wrap:wrap; gap:36px; margin-bottom:40px; }
.footer-brand{ max-width:320px; }
.footer-brand .nav-logo{ margin-bottom:12px; }
.footer-brand p{ color: var(--text-muted); font-size:0.9rem; }
.footer-cols{ display:flex; gap:60px; flex-wrap:wrap; }
.footer-col h4{ font-size:0.85rem; margin-bottom:16px; color: var(--text-muted); font-family:var(--font-mono); text-transform:uppercase; letter-spacing:0.05em; }
.footer-col a{ display:block; padding:6px 0; font-size:0.92rem; color: var(--text-muted); transition: color var(--transition-fast); }
.footer-col a:hover{ color: var(--blue); }
.footer-bottom{ display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:16px; padding-top:26px; border-top:1px solid var(--border); }
.footer-bottom p{ font-size:0.85rem; color: var(--text-muted); }
.footer-socials{ display:flex; gap:10px; }

/* Scroll to top */
.scroll-top-btn{
  position:fixed; bottom:28px; right:28px; width:48px; height:48px; border-radius:50%;
  background: var(--gradient-brand); color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow: 0 10px 24px -6px rgba(91,110,245,0.55); z-index:900;
  opacity:0; visibility:hidden; transform: translateY(10px); transition: all var(--transition-fast);
}
.scroll-top-btn.show{ opacity:1; visibility:visible; transform:translateY(0); }
.scroll-top-btn svg{ width:20px; height:20px; }

/* Visually hidden but accessible to screen readers */
.sr-only{
  position:absolute; width:1px; height:1px; padding:0; margin:-1px;
  overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
}

/* Skip link */
.skip-link{
  position:absolute; left:-999px; top:0; background: var(--blue); color:#fff; padding:10px 18px; z-index:2000; border-radius:0 0 8px 0;
}
.skip-link:focus{ left:0; }