/* =========================================================================
   FILE: shared/assets/styles.css
   PURPOSE: Global HD styling for bloodweb 
   AUTHOR: Jack Ewers / bloodweb.net
   LAST UPDATED: 2025-08-31
   ========================================================================= */

/* ---------- Tokens / Design System ---------- */
:root{
  --bw-bg: #0b0610;
  --bw-surface: #14101a;
  --bw-elev: #1a1523;
  --bw-text: #f0eef7;
  --bw-subtle: #bfb8d4;
  --bw-line: rgba(255,255,255,0.10);

  --bw-accent: #7c3aed;
  --bw-accent-2: #d946ef;
  --bw-accent-3: #22d3ee;

  --bw-nav-bg: rgba(16, 8, 30, 0.96);
  --bw-nav-border: rgba(124, 58, 237, 0.35);
  --bw-nav-hover: rgba(124, 58, 237, 0.18);
  --bw-nav-active: rgba(124, 58, 237, 0.33);
  --bw-nav-shadow: 0 6px 18px rgba(0,0,0,0.45);

  --bw-radius-lg: 16px;
  --bw-radius-md: 12px;
  --bw-radius-sm: 8px;
  --bw-gap: 16px;
  --bw-container: 1200px;

  --bw-font: 500 16px/1.5 system-ui, -apple-system, Segoe UI, Roboto,
             "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
  --bw-h1: 44px;
  --bw-h3: 20px;

  --bw-fast: .15s ease;
  --bw-slow: .25s ease;
}

/* ---------- Base ---------- */
* { box-sizing: border-box; }
html, body { height: 100%; }
body{
  margin: 0;
  color: var(--bw-text);
  font: var(--bw-font);
  background:
    radial-gradient(900px 500px at 15% -10%, rgba(124,58,237,0.15), transparent),
    radial-gradient(800px 520px at 110% 10%, rgba(217,70,239,0.10), transparent),
    radial-gradient(700px 600px at 40% 120%, rgba(34,211,238,0.08), transparent),
    var(--bw-bg);
}

:focus-visible{
  outline: 2px solid var(--bw-accent-2);
  outline-offset: 2px;
}

/* ---------- Header / Navigation ---------- */
.bw-nav-wrap{
  position: sticky; top: 0; z-index: 1000;
  background: var(--bw-nav-bg);
  border-bottom: 1px solid var(--bw-nav-border);
  box-shadow: var(--bw-nav-shadow);
  backdrop-filter: blur(12px) saturate(180%);
}

.bw-nav{
  max-width: var(--bw-container);
  margin: 0 auto;
  padding: 10px 16px;
  display: grid;
  grid-template-columns: auto 1fr auto; /* left | center | right */
  align-items: center;
}

/* left */
.bw-nav-left{
  display: flex;
  align-items: center;
}
.bw-nav-toggle{
  display: none;
  font-size: 22px;
  line-height: 1;
  background: transparent;
  border: 0;
  color: var(--bw-text);
  cursor: pointer;
  padding: 8px 10px;
  border-radius: var(--bw-radius-sm);
}
.bw-nav-toggle:hover{ background: var(--bw-nav-hover); }

/* center */
.bw-nav-center{
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 16px;
}
.bw-brand-img{
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 6px rgba(124,58,237,0.55));
}
.bw-nav-list{
  display: flex;
  list-style: none;
  margin: 0; padding: 0;
  gap: 8px;
}
.bw-nav-link{
  display: inline-block;
  padding: 10px 14px;
  border-radius: var(--bw-radius-md);
  text-decoration: none;
  color: #eee;
  font-weight: 600;
  transition: background var(--bw-fast), transform var(--bw-fast), color var(--bw-fast);
}
.bw-nav-link:hover{
  background: var(--bw-nav-hover);
  transform: translateY(-1px);
}
.bw-nav-link.active{
  background: var(--bw-nav-active);
  color: #fff;
}
/* right */
.bw-nav-right{
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
/* profile/login link */
.bw-profile-link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px;
  border-radius: 50%;
  color: #fff;
  transition: background var(--bw-fast);
}
.bw-profile-link:hover{ background: var(--bw-nav-hover); }

.bw-profile-icon{
  width: 26px;
  height: 26px;
  display: block;
}

.bw-profile-img{
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
}

/* mobile */
@media (max-width: 860px){
  .bw-nav{
    grid-template-columns: auto auto auto; /* toggle | logo | login */
  }
  .bw-nav-toggle{ display: inline-block; }

  .bw-nav-center{
    justify-content: center;
  }
  .bw-nav-list{
    display: none;
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    gap: 8px;
    padding: 12px;
    background: linear-gradient(180deg, rgba(20,10,35,0.98), rgba(12,6,20,0.98));
    border-bottom: 1px solid var(--bw-nav-border);
    box-shadow: 0 14px 40px rgba(0,0,0,0.55);
  }
  body.bw-nav-open .bw-nav-list{ display: flex; }

  /* hide logo if menu open? optional */
  .bw-brand-img{ height: 34px; }
}

/* ---------- Footer ---------- */
.bw-footer{
  margin-top: 40px;
  border-top: 1px solid var(--bw-line);
  background: linear-gradient(0deg, rgba(20,16,30,0.9), rgba(20,16,30,0.65));
}
.bw-footer-inner{
  max-width: var(--bw-container);
  margin: 0 auto;
  padding: 18px 16px;
  display: flex;
  gap: var(--bw-gap);
  align-items: center;
  justify-content: space-between;
  color: var(--bw-subtle);
  flex-wrap: wrap;
}
.bw-footer a{
  color: var(--bw-text);
  opacity: .9;
  text-decoration: none;
  margin-left: 14px;
  transition: opacity var(--bw-fast), transform var(--bw-fast);
}
.bw-footer a:hover{
  opacity: 1;
  transform: translateY(-1px);
}

/* ---------- Landing layout (hero + cards) ---------- */
.bw-hero{
  max-width: var(--bw-container);
  margin: 28px auto 10px;
  padding: 0 16px;
}
.bw-hero h1{
  margin: 0 0 8px 0;
  font-size: var(--bw-h1);
  letter-spacing: .3px;
}
.bw-hero p{
  margin: 0 0 22px 0;
  color: var(--bw-subtle);
}

.bw-grid{
  max-width: var(--bw-container);
  margin: 0 auto 44px;
  padding: 0 16px;
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}
.bw-card{
  grid-column: span 6;
  background: linear-gradient(180deg, var(--bw-surface), var(--bw-elev));
  border: 1px solid var(--bw-line);
  border-radius: var(--bw-radius-lg);
  padding: 18px;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: 0 14px 44px rgba(0,0,0,.35);
  transition: transform var(--bw-slow), box-shadow var(--bw-slow), border-color var(--bw-fast);
}
.bw-card:hover{
  transform: translateY(-2px);
  border-color: rgba(124,58,237,0.35);
  box-shadow: 0 18px 56px rgba(0,0,0,.45);
}
.bw-card h3{
  margin: 0 0 6px 0;
  font-size: var(--bw-h3);
}
.bw-card p{
  margin: 0 0 12px 0;
  color: var(--bw-subtle);
}
.bw-card a{
  align-self: start;
  padding: 10px 14px;
  border-radius: var(--bw-radius-md);
  text-decoration: none;
  font-weight: 600;
  color: #fff;
  background:
    linear-gradient(90deg, var(--bw-accent), var(--bw-accent-2));
  box-shadow: 0 6px 16px rgba(124,58,237,0.35);
  transition: filter var(--bw-fast), transform var(--bw-fast);
}
.bw-card a:hover{
  filter: brightness(1.05);
  transform: translateY(-1px);
}

@media (max-width: 1020px){
  .bw-card{ grid-column: span 12; }
}

/* ---------- Utility Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:8px;
  padding: 10px 14px; border-radius: var(--bw-radius-md);
  background: var(--bw-accent); color:#fff; text-decoration:none;
  border: 1px solid rgba(255,255,255,0.06);
  transition: transform var(--bw-fast), filter var(--bw-fast);
}
.btn:hover{ transform: translateY(-1px); filter: brightness(1.05); }

/* ---------- Images ---------- */
img{ max-width: 100%; height: auto; }