:root {
  /* App navy theme: blue accent (#5B8DD9) on deep navy, gold as a warm highlight. */
  --bg-0: #0a1020;
  --bg-1: #101a33;
  --bg-2: #16243f;
  --card-a: rgba(255, 255, 255, 0.065);
  --card-b: rgba(255, 255, 255, 0.028);
  --card-border: rgba(255, 255, 255, 0.10);
  --text: #eef3fb;
  --muted: #9fb0cf;
  --blue: #5b8dd9;         /* app navy accent */
  --blue-strong: #7ba5e5;
  --gold: #d9b34a;
  --gold-strong: #e9c766;
  --link: #7ba5e5;
  --radius: 20px;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  background:
    radial-gradient(1000px 720px at 12% -8%, rgba(91, 141, 217, 0.20), transparent 55%),
    radial-gradient(900px 620px at 98% 6%, rgba(217, 179, 74, 0.10), transparent 55%),
    linear-gradient(180deg, var(--bg-0) 0%, var(--bg-1) 46%, var(--bg-2) 100%);
  background-attachment: fixed;
}
::selection { background: rgba(91, 141, 217, 0.40); }

.wrap { max-width: 680px; margin: 0 auto; padding: 52px 22px 72px; }

/* Header */
header.site { text-align: center; margin-bottom: 40px; }
header.site .icon {
  width: 92px; height: 92px; border-radius: 24px;
  box-shadow: 0 18px 50px rgba(91, 141, 217, 0.38), 0 0 0 1px rgba(255, 255, 255, 0.08);
  margin-bottom: 18px;
}
h1 { font-size: 2.05rem; margin: 0 0 8px; letter-spacing: -0.02em; font-weight: 700; }
h2 { font-size: 1.18rem; margin: 34px 0 10px; letter-spacing: -0.01em; color: var(--gold-strong); font-weight: 650; }
.card h2 { color: var(--text); }
p, li { color: var(--text); }
.muted { color: var(--muted); }

/* Glass cards */
.card {
  background: linear-gradient(180deg, var(--card-a), var(--card-b));
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 24px 26px;
  margin: 18px 0;
  backdrop-filter: blur(16px) saturate(125%);
  -webkit-backdrop-filter: blur(16px) saturate(125%);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

/* Links */
a { color: var(--link); text-decoration: none; transition: color 0.15s ease; }
a:hover { color: var(--gold-strong); text-decoration: underline; text-underline-offset: 3px; }

.nav { text-align: center; margin: 34px 0 0; font-size: 0.95rem; }
.nav a { margin: 0 10px; color: var(--muted); }
.nav a:hover { color: var(--text); }
.updated { font-size: 0.85rem; color: var(--muted); text-align: center; margin-top: 4px; }

/* Buttons */
.btn {
  display: inline-block;
  background: linear-gradient(180deg, var(--blue-strong), var(--blue));
  color: #fff;
  padding: 13px 26px;
  border-radius: 14px;
  font-weight: 600;
  margin-top: 8px;
  box-shadow: 0 10px 24px rgba(91, 141, 217, 0.32);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); filter: brightness(1.06); box-shadow: 0 14px 30px rgba(91, 141, 217, 0.42); }
.btn:active { transform: translateY(0); }

footer { text-align: center; margin-top: 52px; font-size: 0.9rem; color: var(--muted); }
ul { padding-left: 22px; }
li { margin: 5px 0; }
li strong { color: var(--gold-strong); font-weight: 600; }

/* Language switch — modern segmented pill */
.langswitch {
  width: fit-content; margin: 0 auto 30px;
  display: flex; gap: 4px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--card-border);
  border-radius: 999px; padding: 4px;
  font-size: 0.9rem;
}
.langswitch a {
  color: var(--muted); padding: 6px 16px; border-radius: 999px;
  transition: background 0.18s ease, color 0.18s ease;
}
.langswitch a:hover { color: var(--text); text-decoration: none; }
.langswitch a.active {
  color: #fff; font-weight: 600;
  background: linear-gradient(180deg, var(--blue-strong), var(--blue));
  box-shadow: 0 4px 12px rgba(91, 141, 217, 0.35);
}

/* Bug-report form */
.field { margin: 16px 0; }
.field label { display: block; font-weight: 600; margin-bottom: 7px; font-size: 0.95rem; }
.field .req { color: var(--blue-strong); }
.field select,
.field textarea,
.field input {
  width: 100%;
  background: rgba(255, 255, 255, 0.045);
  border: 1px solid var(--card-border);
  border-radius: 14px;
  color: var(--text);
  padding: 13px 15px;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.field textarea { min-height: 132px; resize: vertical; }
.field select:focus,
.field textarea:focus,
.field input:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(91, 141, 217, 0.28);
  background: rgba(255, 255, 255, 0.06);
}
/* Custom dropdown chevron */
.field select {
  appearance: none; -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='9' viewBox='0 0 14 9'%3E%3Cpath d='M1 1l6 6 6-6' fill='none' stroke='%239fb0cf' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
}
/* Native option menu renders on a light surface in most browsers. */
.field select option { color: #10203a; background: #fff; }
.form-meta {
  font-size: 0.85rem; color: var(--muted);
  margin: 16px 0 0; padding-top: 13px;
  border-top: 1px dashed var(--card-border);
}
.form-meta strong { color: var(--text); font-weight: 600; }
.form-btn {
  width: 100%; border: 0; cursor: pointer;
  background: linear-gradient(180deg, var(--blue-strong), var(--blue));
  color: #fff; padding: 14px 24px; border-radius: 14px;
  font-weight: 600; font-family: inherit; font-size: 1.02rem; margin-top: 10px;
  box-shadow: 0 10px 24px rgba(91, 141, 217, 0.32);
  transition: transform 0.15s ease, box-shadow 0.15s ease, filter 0.15s ease;
}
.form-btn:hover { transform: translateY(-1px); filter: brightness(1.06); box-shadow: 0 14px 30px rgba(91, 141, 217, 0.42); }
.form-btn:active { transform: translateY(0); }
.form-btn:disabled { opacity: 0.6; cursor: default; transform: none; box-shadow: none; }
.form-status {
  margin: 14px 0 0; padding: 12px 15px; border-radius: 12px;
  font-size: 0.95rem; font-weight: 600;
}
.form-status.ok  { color: #d7f7e2; background: rgba(46, 160, 102, 0.18); border: 1px solid rgba(46, 160, 102, 0.42); }
.form-status.err { color: #f6d5d5; background: rgba(200, 70, 70, 0.16); border: 1px solid rgba(200, 70, 70, 0.40); }

/* RTL (Arabic) */
[dir="rtl"] { text-align: right; }
[dir="rtl"] ul { padding-left: 0; padding-right: 22px; }
[dir="rtl"] .wrap { text-align: right; }
[dir="rtl"] .field { text-align: right; }
[dir="rtl"] .field select {
  background-position: left 16px center;
  padding-right: 15px; padding-left: 42px;
}
[dir="rtl"] header.site,
[dir="rtl"] .langswitch,
[dir="rtl"] .nav,
[dir="rtl"] footer,
[dir="rtl"] .updated { text-align: center; }
[dir="rtl"] body { font-size: 1.02rem; line-height: 1.85; }

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; scroll-behavior: auto !important; }
}