:root {
  --gw-bg: #fffaf5;
  --gw-card: #ffffff;
  --gw-text: #1b1b1b;
  --gw-muted: #6b6b6b;
  --gw-border: #e9e2db;
  --gw-orange: #ff7a00;
  --gw-orange-600: #ff6400;
  --gw-orange-700: #d85a00;
  --gw-orange-100: #fff0e0;
  --gw-focus: #0a84ff;
  --gw-radius: 14px;
  --gw-radius-lg: 20px;
  --gw-shadow: 0 6px 18px rgba(0,0,0,.08);
  --gw-shadow-soft: 0 4px 12px rgba(0,0,0,.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --gw-bg: #0f0f0f;
    --gw-card: #151515;
    --gw-text: #f2f2f2;
    --gw-muted: #bdbdbd;
    --gw-border: #2a2a2a;
    --gw-shadow: 0 6px 18px rgba(0,0,0,.35);
    --gw-shadow-soft: 0 4px 12px rgba(0,0,0,.25);
  }
}

/* Base */
html { scroll-behavior: smooth; }
body {
  background: radial-gradient(1200px 600px at 10% -10%, rgba(255,122,0,.12), transparent 50%),
              radial-gradient(900px 450px at 110% 10%, rgba(255,122,0,.10), transparent 50%),
              var(--gw-bg);
  color: var(--gw-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  line-height: 1.55;
}

img { max-width: 100%; height: auto; border-radius: calc(var(--gw-radius) - 6px); }

/* Focus visibility */
:where(a, button, input, select, textarea, [role="button"]) {
  outline: none;
}
:where(a, button, input, select, textarea, [role="button"]):focus-visible {
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--gw-focus) 70%, transparent),
              0 0 0 6px color-mix(in oklab, var(--gw-focus) 15%, transparent);
  border-radius: 10px;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.75));
  backdrop-filter: saturate(1.1) blur(10px);
  border-bottom: 1px solid var(--gw-border);
}
@media (prefers-color-scheme: dark){
  .site-header { background: linear-gradient(180deg, rgba(21,21,21,.88), rgba(21,21,21,.78)); }
}
.site-branding {
  display: flex; align-items: center; gap: 12px; padding: 14px 20px;
}
.site-title a { color: var(--gw-text); text-decoration: none; font-weight: 800; letter-spacing: .2px; }
.site-description { color: var(--gw-muted); margin-top: -2px; }

/* Navigation */
.main-navigation { border-top: 1px solid var(--gw-border); }
.main-navigation .menu-toggle {
  display: none;
}
.main-navigation ul { display: flex; gap: 10px; flex-wrap: wrap; padding: 10px 20px; margin: 0; list-style: none; }
.main-navigation a {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px;
  color: var(--gw-text); text-decoration: none; font-weight: 600;
  border-radius: 12px; border: 1px solid transparent;
  transition: transform .12s ease, background-color .2s ease, border-color .2s ease;
}
.main-navigation a:hover {
  background: var(--gw-orange-100);
  border-color: color-mix(in oklab, var(--gw-orange) 25%, var(--gw-border));
  transform: translateY(-1px);
}

@media (max-width: 820px){
  .main-navigation .menu-toggle { display: inline-flex; margin: 10px 20px; padding: 10px 14px; }
  .main-navigation ul { display: grid; grid-template-columns: 1fr; gap: 6px; padding-top: 4px; }
}

/* Wrapper / Cards */
.guesswhois-wrapper {
  max-width: 820px; margin: 28px auto; padding: clamp(16px, 3vw, 26px);
  background: var(--gw-card); border: 1px solid var(--gw-border);
  border-radius: var(--gw-radius-lg); box-shadow: var(--gw-shadow);
}
.guesswhois-wrapper h1 { font-size: clamp(28px, 3.6vw, 38px); line-height: 1.1; margin: 0 0 14px; }
.guesswhois-wrapper h1::after {
  content: ""; display: inline-block; width: 12px; height: 12px; margin-left: 8px; border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #fff, #ffae66 35%, #ff7a00);
  box-shadow: 0 0 0 6px rgba(255,122,0,.15), 0 0 24px rgba(255,122,0,.25);
}
.guesswhois-wrapper h2 { margin-top: 22px; font-size: 20px; }

/* Form */
.gw-form { display: grid; gap: 16px; }
.gw-field label { font-weight: 700; display: block; margin-bottom: 8px; }

input[type="file"],
input[type="text"],
select, textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--gw-border);
  background: var(--gw-card);
  border-radius: 12px;
  color: var(--gw-text);
  transition: border-color .2s ease, box-shadow .2s ease;
}
input[type="file"]:hover,
input[type="text"]:hover,
select:hover, textarea:hover {
  border-color: color-mix(in oklab, var(--gw-orange) 25%, var(--gw-border));
}

/* Radio mood pills */
.gw-moods { display: flex; gap: 10px; flex-wrap: wrap; }
.gw-mood {
  position: relative;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 14px; border-radius: 999px;
  background: var(--gw-orange-100);
  border: 1px solid color-mix(in oklab, var(--gw-orange) 40%, var(--gw-border));
  color: var(--gw-orange-700); font-weight: 700; cursor: pointer;
  transition: transform .1s ease, background-color .2s ease, box-shadow .2s ease;
}
.gw-mood:hover { transform: translateY(-1px); box-shadow: var(--gw-shadow-soft); }
.gw-mood input { position: absolute; inset: 0; opacity: 0; }
.gw-mood:has(input:checked) {
  background: linear-gradient(180deg, #ffb37a, #ff7a00);
  color: white; border-color: transparent; box-shadow: 0 6px 16px rgba(255,122,0,.25);
}

/* Submit Button */
.gw-btn {
  appearance: none; border: 0; cursor: pointer; width: 100%;
  padding: 14px 18px; font-size: 18px; font-weight: 800;
  color: #fff;
  background: linear-gradient(180deg, var(--gw-orange), var(--gw-orange-600));
  border-radius: 14px;
  box-shadow: 0 10px 24px rgba(255,122,0,.35), inset 0 -2px 0 rgba(0,0,0,.12);
  transform: translateY(0);
  transition: transform .08s ease, box-shadow .2s ease, filter .2s ease;
}
.gw-btn:hover { transform: translateY(-1px); filter: brightness(1.02); }
.gw-btn:active { transform: translateY(1px); box-shadow: 0 6px 16px rgba(255,122,0,.25); }

/* Hint boxes */
.gw-hints { display: grid; gap: 12px; }
.gw-hint-box {
  background: linear-gradient(180deg, #fff7eb, #fff4e2);
  border: 1px dashed color-mix(in oklab, var(--gw-orange) 40%, var(--gw-border));
  border-left: 6px solid var(--gw-orange);
  padding: 14px 14px 14px 16px; border-radius: 12px; color: var(--gw-text);
}
.gw-hint-box strong, .gw-hint-box b { color: var(--gw-orange-700); }

/* Preview grid */
#gw-photo-preview {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(90px, 1fr)); gap: 10px; margin-top: 8px;
}
#gw-photo-preview img {
  width: 100%; aspect-ratio: 1/1; object-fit: cover; border-radius: 12px; box-shadow: var(--gw-shadow-soft);
  transition: transform .15s ease, box-shadow .2s ease; border: 1px solid var(--gw-border);
}
#gw-photo-preview img:hover { transform: translateY(-2px) scale(1.01); box-shadow: var(--gw-shadow); }

/* Download button */
.download-btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 18px; font-weight: 800; text-decoration: none;
  color: #fff;
  background: linear-gradient(180deg, var(--gw-orange), var(--gw-orange-600));
  border-radius: 12px; box-shadow: var(--gw-shadow);
}
.download-btn:hover { filter: brightness(1.05); }

/* Dividers / Lines */
.hr, .gw-hr { height: 1px; background: var(--gw-border); border: 0; margin: 18px 0; }

/* Footer */
.site-footer { margin-top: 40px; border-top: 1px solid var(--gw-border); background: rgba(255,122,0,.03); }
.site-footer .site-info { padding: 16px 20px; color: var(--gw-muted); }
.site-footer a { color: var(--gw-orange-700); font-weight: 700; }

/* Subtle entrance animation */
@keyframes gw-fade-up {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}