@import url('https://fonts.googleapis.com/css2?family=Josefin+Sans:wght@300;400;600;700&family=Inter:wght@300;400;500;600&family=JetBrains+Mono:wght@400;500;600&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #1A1340;
  --bg2: #150f35;
  --bg3: #0e0a26;
  --surface: #1e1748;
  --surface-2: #261e58;
  --surface-3: #2e2468;
  --accent: #EF9F27;
  --highlight: #FAC775;
  --text: #EEEDFE;
  --muted: rgba(238,237,254,0.48);
  --border: #534AB7;
  --border-sub: rgba(83,74,183,0.28);
  --green: #22d47a;
  --red: #f0516a;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --font-brand: 'Josefin Sans', sans-serif;
  --font-ui: 'Inter', sans-serif;
  --font-data: 'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; }

body {
  background:
    repeating-linear-gradient(0deg, transparent, transparent 39px, rgba(83,74,183,0.032) 39px, rgba(83,74,183,0.032) 40px),
    repeating-linear-gradient(90deg, transparent, transparent 39px, rgba(83,74,183,0.032) 39px, rgba(83,74,183,0.032) 40px),
    radial-gradient(ellipse 90% 55% at 50% 0%, #1e1650 0%, #0e0a26 100%);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 14px;
  min-height: 100vh;
}

/* LOADING OVERLAY */
.fnv-loading {
  position: fixed; inset: 0; z-index: 999;
  background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 1.25rem;
  transition: opacity 0.5s;
}
.fnv-loading.fade { opacity: 0; pointer-events: none; }
.fnv-spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--border); border-top-color: var(--accent);
  border-radius: 50%; animation: fnv-spin 0.75s linear infinite;
}
.fnv-loading-text { font-family: var(--font-ui); font-size: 0.85rem; color: var(--border); }
@keyframes fnv-spin { to { transform: rotate(360deg); } }

/* NAVBAR */
.fnv-nav {
  position: sticky; top: 0; z-index: 100;
  background: linear-gradient(180deg, rgba(13,10,44,0.98) 0%, rgba(14,10,38,0.92) 100%);
  border-bottom: 1px solid var(--border-sub);
  backdrop-filter: blur(20px);
  min-height: 64px; padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.fnv-nav-brand { display: flex; align-items: center; gap: 0.85rem; text-decoration: none; }
.fnv-nav-logo { height: 28px; width: auto; display: block; object-fit: contain; }
.fnv-nav-divider { width: 1px; height: 20px; background: rgba(83,74,183,0.35); }
.fnv-nav-tool {
  font-family: var(--font-brand); font-size: 0.68rem; font-weight: 400;
  text-transform: uppercase; letter-spacing: 0.14em; color: var(--border);
}
.fnv-nav-right { display: flex; align-items: center; gap: 1rem; }
.fnv-tool-badge {
  font-family: var(--font-brand); font-size: 0.65rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--muted); background: var(--surface);
  border: 1px solid var(--border-sub); border-radius: var(--radius-sm);
  padding: 0.2rem 0.6rem;
}

/* BUTTONS */
.fnv-btn {
  font-family: var(--font-ui); font-size: 0.82rem; font-weight: 500;
  color: var(--text); background: transparent;
  border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 0.4rem 1rem; cursor: pointer;
  display: inline-flex; align-items: center; gap: 0.45rem;
  transition: background 0.15s, border-color 0.2s, box-shadow 0.2s;
}
.fnv-btn:hover { background: rgba(83,74,183,0.12); box-shadow: 0 0 0 1px rgba(83,74,183,0.3); }
.fnv-btn.active { background: rgba(83,74,183,0.16); border-color: rgba(83,74,183,0.7); }
.fnv-btn-accent {
  background: var(--accent); color: #1A1340; border-color: var(--accent); font-weight: 600;
}
.fnv-btn-accent:hover { background: var(--highlight); border-color: var(--highlight); box-shadow: none; }

/* CARDS */
.fnv-card {
  background: var(--surface); border: 1px solid var(--border-sub);
  border-radius: var(--radius-md); padding: 1rem 1.25rem;
}
.fnv-card-label {
  font-family: var(--font-ui); font-size: 0.62rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); margin-bottom: 0.3rem;
}
.fnv-card-value {
  font-family: var(--font-data); font-size: 0.95rem; font-weight: 500; color: var(--highlight);
}

/* BADGES */
.fnv-badge {
  display: inline-flex; align-items: center;
  padding: 0.2rem 0.6rem; border-radius: 99px;
  font-family: var(--font-data); font-size: 0.72rem; font-weight: 500;
  border: 1px solid var(--border-sub); color: var(--muted);
}
.fnv-badge-pos { background: rgba(34,212,122,0.1); border-color: rgba(34,212,122,0.3); color: var(--green); }
.fnv-badge-neg { background: rgba(240,81,106,0.1); border-color: rgba(240,81,106,0.3); color: var(--red); }
.fnv-badge-accent { background: rgba(239,159,39,0.1); border-color: rgba(239,159,39,0.3); color: var(--accent); }

/* FOOTER */
.fnv-footer {
  border-top: 1px solid var(--border-sub);
  padding: 1.5rem 2rem;
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--font-ui); font-size: 0.72rem; color: var(--text);
  margin-top: 4rem;
  position: relative;
}
/* Links (e.g. "All Tools") are white by default and turn accent on hover.
   Non-link text (e.g. data-source credits) inherits the white footer color and has no hover state. */
.fnv-footer a { color: var(--text); text-decoration: none; transition: color 0.15s; }
.fnv-footer a:hover { color: var(--accent); }
.fnv-footer-wordmark {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  height: 24px;
  opacity: 0.35;
}

/* SEARCH */
.fnv-search-wrap { position: relative; }
.fnv-search-icon { position: absolute; left: 0.7rem; top: 50%; transform: translateY(-50%); pointer-events: none; }
.fnv-search {
  background: var(--surface); border: 1px solid var(--border-sub); border-radius: var(--radius-md);
  color: var(--text); font-family: var(--font-ui); font-size: 0.85rem;
  padding: 0.52rem 1rem 0.52rem 2.2rem; outline: none; transition: border-color 0.2s;
}
.fnv-search::placeholder { color: var(--muted); }
.fnv-search:focus { border-color: var(--border); }

/* UTILITIES */
.fnv-text-accent { color: var(--accent); }
.fnv-text-highlight { color: var(--highlight); }
.fnv-text-muted { color: var(--muted); }
.fnv-text-green { color: var(--green); }
.fnv-text-red { color: var(--red); }
.fnv-font-brand { font-family: var(--font-brand); }
.fnv-font-data { font-family: var(--font-data); }
.fnv-divider { border: none; border-top: 1px solid var(--border-sub); margin: 1.25rem 0; }

/* LOADING SCREEN — rich variant */
.fnv-load {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  transition: opacity 0.6s ease;
}
.fnv-load.fade { opacity: 0; pointer-events: none; }

.fnv-load-pattern {
  position: absolute; inset: 0; pointer-events: none;
  background-image: url('../assets/isotipo.png');
  background-repeat: repeat; background-size: 72px; opacity: 0.03;
}

.fnv-load-logo {
  height: 52px; width: auto; position: relative; z-index: 1;
}

.fnv-load-bar-wrap {
  width: 200px; height: 2px;
  background: rgba(83,74,183,0.2);
  border-radius: 99px; overflow: hidden;
  margin-top: 2.5rem; position: relative; z-index: 1;
}
.fnv-load-bar-fill {
  height: 100%; width: 0;
  background: var(--accent); border-radius: 99px;
  transition: width 0.5s ease;
}

.fnv-load-sub {
  font-family: var(--font-ui); font-size: 0.78rem;
  color: var(--muted); margin-top: 1rem;
  position: relative; z-index: 1;
}

.fnv-load-tagline {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  font-family: var(--font-brand); font-size: 0.6rem; font-weight: 400;
  text-transform: uppercase; letter-spacing: 0.2em;
  color: var(--border); opacity: 0.5; white-space: nowrap;
}