/* ============ Modern Professional Theme (2025) ============ */
:root{
  --bg: #0b0d10;
  --bg-elev: #12161b;
  --text: #e8eef5;
  --muted: #a9b4c3;
  --primary: #60a5fa;       /* soft blue */
  --primary-600:#3b82f6;
  --accent: #22d3ee;        /* cyan accent */
  --danger:#ef4444;
  --ring: rgba(96,165,250,0.5);
  --card: #0f1318;
  --border: #1f2937;
  --max: 1080px;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,.4);
  --space-1: .25rem;
  --space-2: .5rem;
  --space-3: .75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
}

*,
*::before,
*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
html,body{margin:0;background: linear-gradient(180deg, #0b0d10 0%, #111827 45%, #1e293b 100%);color: var(--text);font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";line-height: 1.6;-webkit-font-smoothing: antialiased;text-rendering: optimizeLegibility;}


img,svg,video,canvas{ max-width:100%; height:auto; }

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 clamp(16px, 4vw, 40px);
}

/* ====== Header & Nav ====== */
#header{
  width: 100%;
  background: color-mix(in oklab, var(--bg-elev) 85%, #000 15%);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 50;
  box-shadow: 0 2px 12px rgba(0,0,0,.25);
 box-shadow: 0 6px 18px rgba(0,0,0,.25); border-bottom: none; z-index: 100;
}
#header .inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) 0;
}
.brand{
  display:flex; align-items:center; gap: var(--space-3);
  font-weight: 700; letter-spacing:.3px;
  font-size: clamp(18px, 2vw, 22px);
}
.brand .dot{ width:10px; height:10px; border-radius:50%; background: var(--accent); box-shadow: 0 0 18px var(--accent); }

nav, .link-text{
  display:flex; flex-wrap: wrap;
  gap: clamp(8px, 2vw, 16px);
  align-items:center; justify-content:flex-end;
}

nav a, .link-text a{
  /* font-size: clamp(15px, 1rem + 0.25vw, 18px); */
  font-size: 14px;
  color: var(--text);
  opacity:.9;
  padding: 8px 12px;
  border-radius: 10px;
  transition: transform .15s ease, background-color .15s ease, color .15s ease;
}
nav a:hover, .link-text a:hover{
  color: var(--text);
  background: rgba(96,165,250,.12);
  transform: translateY(-1px);
}
.cta{
  color: #0b1220; background: linear-gradient(135deg, var(--accent), var(--primary));
  font-weight:600;
}

/* ====== Hero / Header content ====== */
.hero{
  padding: clamp(36px, 8vw, 96px) 0 clamp(28px, 6vw, 72px);
}
.hero h1{
  font-size: clamp(32px, 2.4rem + 0.8vw, 46px);
  line-height: 1.1;
  margin: 0 0 var(--space-3);
}
.hero p.lead{
  font-size: clamp(16px, 1.5vw, 20px);
  color: var(--muted);
  max-width: 70ch;
}

/* ====== Cards / Sections ====== */
.section{ padding: clamp(24px, 4vw, 48px) 0; }
.grid{
  display:grid;
  gap: clamp(16px, 3vw, 28px);
  grid-template-columns: repeat(12, 1fr);
}
.card{
  grid-column: span 12;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: clamp(16px, 2.8vw, 28px);
  box-shadow: var(--shadow);
  transition: border-color .2s ease, transform .2s ease;
}
.card:hover{ border-color: color-mix(in oklab, var(--primary) 40%, var(--border)); transform: translateY(-2px); }
.card h3{ margin: 0 0 var(--space-3); font-size: clamp(18px, 1.1rem + 0.4vw, 22px); }
.card p{ color: var(--muted); }

@media (min-width: 720px){
  .col-6 { grid-column: span 6; }
  .col-4 { grid-column: span 4; }
  .col-8 { grid-column: span 8; }
}

/* ====== Content area ====== */
#main, main{
  margin-top: var(--space-8);
}

.pro-list{
  display: grid;
  gap: 12px;
  padding-left: 18px;
  list-style: disc;
}
kbd, code{ background: #0a0e13; border: 1px solid var(--border); border-radius: 8px; padding: 2px 6px; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; }

/* ====== Footer ====== */
footer{
  margin-top: var(--space-8);
  border-top: 1px solid var(--border);
  background: color-mix(in oklab, var(--bg-elev) 88%, #000 12%);
}
footer .inner{
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
  padding: var(--space-4, 1rem) 0;
  color: var(--muted);
  text-align: center;
}
@media (min-width: 720px){
  footer .inner{
    grid-template-columns: 1fr 1fr;
    text-align: left;
  }
}
footer a{ color: var(--primary); }
footer a:hover{ color: var(--accent); }

/* ====== Forms & Buttons (if any) ====== */
.button, button, input[type="submit"]{
  display:inline-flex; align-items:center; justify-content:center;
  gap:8px; border-radius:12px; border:1px solid var(--border);
  background: #11161c; color: var(--text);
  padding: var(--space-3) 0; font-weight:600;
  transition: background .15s ease, border-color .15s ease, transform .15s ease;
}
.button:hover, button:hover, input[type="submit"]:hover{ background:#0e141a; border-color: var(--primary-600); transform: translateY(-1px); }
.button.primary{ background: linear-gradient(135deg, var(--primary), var(--accent)); color:#06101b; border-color: transparent; }
.button.primary:hover{ filter: brightness(1.05); }

/* Accessibility niceties */
:focus-visible{ outline: 3px solid var(--ring); outline-offset: 2px; border-radius: 10px; }
a:focus-visible{ text-decoration: underline; }
.visually-hidden{ position:absolute !important; height:1px; width:1px; overflow:hidden; clip: rect(1px, 1px, 1px, 1px); white-space: nowrap; }

/* Make legacy background.jpg subtle if present */
body.has-legacy-bg{background-image:url("background.jpg"); background-repeat:no-repeat; background-size:cover; background-position:center;}



/* Noscript banner */
.noscript-banner{
  position: sticky;
  top: 0;
  z-index: 60;
  width: 100%;
  background: #1f2937;
  color: #fff;
  padding: 10px 16px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
}
.noscript-banner a{ color: var(--accent); text-decoration: underline; }

html, body{margin:0;background: linear-gradient(180deg, #0b0d10 0%, #111827 45%, #1e293b 100%);color: var(--text);font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";line-height: 1.6;-webkit-font-smoothing: antialiased;text-rendering: optimizeLegibility;}


/* Sticky footer layout */
html, body{margin:0;background: linear-gradient(180deg, #0b0d10 0%, #111827 45%, #1e293b 100%);color: var(--text);font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";line-height: 1.6;-webkit-font-smoothing: antialiased;text-rendering: optimizeLegibility;}
body{margin:0;background: linear-gradient(180deg, #0b0d10 0%, #111827 45%, #1e293b 100%);color: var(--text);font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";line-height: 1.6;-webkit-font-smoothing: antialiased;text-rendering: optimizeLegibility;}
#main, main { flex: 1 0 auto; width: 100%; }
footer { flex-shrink: 0; margin-top: var(--space-6); }

/* Comfortable vertical rhythm for page blocks */
#main > * { margin-block: clamp(12px, 2.4vw, 24px); }
#main .text-body{margin:0;font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";line-height: 1.6;-webkit-font-smoothing: antialiased;text-rendering: optimizeLegibility;}
.grid { gap: clamp(18px, 3.2vw, 30px); }

/* Ensure body copy is flat text color */
.text-body, .text-body * {
  background: none !important;
  -webkit-background-clip: initial !important;
  background-clip: initial !important;
}


/* --- Header link tiles --- */
#header .inner{ gap: clamp(8px, 2vw, 18px); }
.link-text, nav{
  display:flex; flex-wrap: wrap; align-items:center; justify-content:flex-end;
  gap: clamp(8px, 2vw, 16px);
}
.link-text a, nav a{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: rgba(255,255,255,0.03);
  backdrop-filter: blur(6px);
  box-shadow: 0 2px 10px rgba(0,0,0,.25);
  transition: transform .15s ease, border-color .15s ease, background-color .15s ease, box-shadow .15s ease;
}
.link-text a:hover, nav a:hover{
  transform: translateY(-1px);
  border-color: color-mix(in oklab, var(--primary) 40%, var(--border));
  background: rgba(96,165,250,0.08);
  box-shadow: 0 6px 18px rgba(0,0,0,.28);
}
.link-text a:focus-visible, nav a:focus-visible{
  outline: 3px solid var(--ring);
  outline-offset: 2px;
}
@media (hover: none){
  .link-text a, nav a{ padding: 12px 16px; }
}


/* === Sticky footer + full-viewport background fix === */
html, body { height: 100%; min-height: 100dvh; }
body { display: flex; flex-direction: column; }
#main, main { flex: 1 0 auto; width: 100%; }
footer { flex-shrink: 0; margin-top: auto; }


/* Unified matte gradient background (no cropping) */
body {
  background: linear-gradient(180deg, #0b0d10 0%, #111827 45%, #1e293b 100%) fixed no-repeat;
  background-size: 100% 100%;
}


/* --- Footer copyright alignment --- */
footer .copyright {
  text-align: left;
  padding-left: 1.5rem;
  margin: 0;
}