/* ============================================================================
   Login & Register — aviation / AFTN console.
   Token warna + font diambil dari theme.css (var(--av-*)); file ini hanya
   berisi gaya khusus halaman auth: radar berputar, kartu akses, watermark.

   Alias --rad-* dipertahankan karena login.html / register.html memakainya
   di style inline; nilainya kini menunjuk ke palet aviation.
   ========================================================================== */

:root {
  --rad-line:       rgba(56, 189, 248, 0.28);
  --rad-line-2:     rgba(56, 189, 248, 0.45);
  /* Sapuan radar & kilau ticker — dipisah jadi token karena nilainya harus
     dipekatkan di mode terang (cyan tipis di atas putih tidak terlihat). */
  --rad-sweep-soft: rgba(56, 189, 248, 0.09);
  --rad-sweep:      rgba(56, 189, 248, 0.7);
  --rad-sweep-hot:  rgba(125, 211, 252, 1);
  --rad-sheen:      rgba(255, 255, 255, 0.6);
  --rad-green:      var(--av-cyan);       /* aksen utama (dulu hijau fosfor) */
  --rad-green-dim:  var(--av-cyan-dim);
  --rad-green-glow: var(--av-cyan-glow);
  --rad-red:        var(--av-red);
  --rad-amber:      var(--av-amber);
  --rad-text:       var(--av-text);
  --rad-text-dim:   var(--av-text-dim);
  --rad-text-mute:  var(--av-text-mute);
  --rad-grid:       rgba(56, 189, 248, 0.06);
}

html, body { height: 100%; }

body {
  background:
    radial-gradient(ellipse 80% 70% at 50% 0%, rgba(14, 90, 140, 0.20) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 100%, rgba(12, 50, 96, 0.22) 0%, transparent 55%),
    linear-gradient(180deg, #050b13 0%, #0a1728 100%);
  background-attachment: fixed;
  color: var(--av-text);
  font-family: var(--av-font-ui);
}

/* grid halus ala chart navigasi */
body::before {
  content: "";
  position: fixed; inset: 0;
  background-image:
    linear-gradient(var(--rad-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--rad-grid) 1px, transparent 1px);
  background-size: 52px 52px;
  pointer-events: none; z-index: 0;
  mask-image: radial-gradient(ellipse 100% 80% at 50% 40%, #000 0%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 100% 80% at 50% 40%, #000 0%, transparent 90%);
}

.mono { font-family: var(--av-font-mono) !important; }

/* konten tetap di atas overlay grid */
body > * { position: relative; z-index: 1; }

/* ── Cincin ambient ─────────────────────────────────────────────────────── */
.login-radar-bg {
  position: fixed; inset: 0; z-index: 0;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none; overflow: hidden;
}
.login-radar-bg .ring {
  position: absolute;
  width: 360px; height: 360px;
  border: 1px solid var(--rad-line);
  border-radius: 50%;
  opacity: 0.35;
  animation: ring-pulse 6s ease-out infinite;
}
.login-radar-bg .ring.r1 { animation-delay: 0s; }
.login-radar-bg .ring.r2 { animation-delay: 1.5s; }
.login-radar-bg .ring.r3 { animation-delay: 3s; }
.login-radar-bg .ring.r4 { animation-delay: 4.5s; }
@keyframes ring-pulse {
  0%   { transform: scale(0.2); opacity: 0; }
  20%  { opacity: 0.45; }
  100% { transform: scale(3.5); opacity: 0; }
}

/* ── Radar berputar (background) ────────────────────────────────────────── */
.login-dish-wrap {
  position: fixed !important; inset: 0 !important; z-index: 0 !important;
  opacity: 0.34;
}
.login-radar {
  position: relative;
  width: min(78vmin, 720px); height: min(78vmin, 720px);
  border-radius: 50%;
  border: 1px solid var(--rad-line-2);
  background: radial-gradient(circle at center,
    rgba(56, 189, 248, 0.07) 0%,
    rgba(56, 189, 248, 0.025) 40%,
    transparent 70%);
  box-shadow: 0 0 50px rgba(56, 189, 248, 0.22), inset 0 0 40px rgba(56, 189, 248, 0.14);
}
.login-radar::before {
  content: "";
  position: absolute; inset: 0;
  border-radius: 50%;
  background:
    radial-gradient(circle, transparent 0%, transparent 24%, var(--rad-line) 24.2%, transparent 25%),
    radial-gradient(circle, transparent 0%, transparent 48%, var(--rad-line) 48.2%, transparent 49%),
    radial-gradient(circle, transparent 0%, transparent 72%, var(--rad-line) 72.2%, transparent 73%),
    radial-gradient(circle, transparent 0%, transparent 96%, var(--rad-line) 96.2%, transparent 97%);
}
.login-radar::after {
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(0deg, transparent 49.7%, var(--rad-line) 49.7%, var(--rad-line) 50.3%, transparent 50.3%),
    linear-gradient(45deg, transparent 49.85%, var(--rad-line) 49.85%, var(--rad-line) 50.15%, transparent 50.15%),
    linear-gradient(90deg, transparent 49.7%, var(--rad-line) 49.7%, var(--rad-line) 50.3%, transparent 50.3%),
    linear-gradient(135deg, transparent 49.85%, var(--rad-line) 49.85%, var(--rad-line) 50.15%, transparent 50.15%);
}
.login-sweep {
  position: absolute; inset: 0;
  border-radius: 50%;
  overflow: hidden;
  animation: radar-spin 4s linear infinite;
}
.login-sweep::before {
  content: "";
  position: absolute; inset: 0;
  background: conic-gradient(from 0deg,
    transparent 0deg,
    transparent 280deg,
    var(--rad-sweep-soft) 330deg,
    var(--rad-sweep) 358deg,
    var(--rad-sweep-hot) 360deg);
  filter: drop-shadow(0 0 14px var(--av-cyan));
}
.login-blip {
  position: absolute; width: 6px; height: 6px;
  border-radius: 50%; background: var(--av-cyan);
  box-shadow: 0 0 10px var(--av-cyan), 0 0 20px var(--av-cyan-glow);
  animation: radar-blip 4s ease-out infinite;
}
.login-blip.b1 { top: 22%; left: 65%; animation-delay: 0.6s; }
.login-blip.b2 { top: 68%; left: 32%; animation-delay: 1.8s; }
.login-blip.b3 { top: 38%; left: 22%; animation-delay: 2.7s; }
.radar-center {
  position: absolute; top: 50%; left: 50%;
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--av-cyan);
  box-shadow: 0 0 12px var(--av-cyan), 0 0 24px var(--av-cyan-glow);
  transform: translate(-50%, -50%);
}
@keyframes radar-spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes radar-blip {
  0%, 70% { opacity: 0; transform: scale(0.5); }
  72%     { opacity: 1; transform: scale(1.5); }
  100%    { opacity: 0; transform: scale(0.5); }
}

/* ── Kartu akses ────────────────────────────────────────────────────────── */
.access-card {
  position: relative;
  background: linear-gradient(180deg, var(--av-overlay) 0%, var(--av-overlay-2) 100%);
  border: 1px solid var(--av-line-2);
  /* sudut terpotong ala panel avionik */
  clip-path: polygon(18px 0, 100% 0, 100% calc(100% - 18px), calc(100% - 18px) 100%, 0 100%, 0 18px);
  box-shadow:
    0 25px 60px var(--av-shadow-deep),
    0 0 40px var(--av-tint-cyan);
}
/* garis aksen cyan di sisi potongan */
.access-card::before {
  content: "";
  position: absolute; top: 0; left: 0;
  width: 26px; height: 1px;
  background: var(--av-cyan);
  transform: rotate(-45deg);
  transform-origin: left top;
  translate: 0 0;
}

/* ── Teks & label ───────────────────────────────────────────────────────── */
.brand-text {
  font-family: var(--av-font-head);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--av-text-strong);
}
.form-label {
  font-family: var(--av-font-head);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--av-text-dim);
}
.login-watermark { color: var(--av-text-mute); font-family: var(--av-font-head); }

.tx-pulse {
  display: inline-block; width: 8px; height: 8px;
  border-radius: 50%; background: var(--av-red);
  box-shadow: 0 0 8px var(--av-red);
  animation: tx-pulse 1.6s ease-in-out infinite;
}
.tx-pulse.green { background: var(--av-green); box-shadow: 0 0 8px var(--av-green); }
.tx-pulse.amber { background: var(--av-amber); box-shadow: 0 0 8px var(--av-amber); }
@keyframes tx-pulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.4; }
}

/* garis pemisah dengan kilau berjalan */
.ticker-line {
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--av-line-2) 20%, var(--av-cyan) 50%, var(--av-line-2) 80%, transparent 100%);
  opacity: 0.7;
  position: relative;
  overflow: hidden;
}
.ticker-line::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(90deg, transparent 0%, var(--rad-sheen) 50%, transparent 100%);
  animation: ticker-slide 4s linear infinite;
  width: 30%;
}
@keyframes ticker-slide {
  0%   { transform: translateX(-100%); }
  100% { transform: translateX(400%); }
}

/* ── Input & tombol ─────────────────────────────────────────────────────── */
.access-card input[type="text"], .access-card input[type="password"] {
  background: var(--av-bg-3) !important;
  border: 1px solid var(--av-line-2) !important;
  border-radius: 2px;
  color: var(--av-text) !important;
  font-family: var(--av-font-ui) !important;
  transition: border-color 0.14s, box-shadow 0.14s;
}
.access-card input:focus {
  outline: none !important;
  border-color: var(--av-cyan) !important;
  box-shadow: 0 0 0 3px var(--av-focus-ring) !important;
}
.access-card input::placeholder { color: var(--av-text-mute) !important; }

/* Tombol utama: cyan solid, sudut terpotong */
.rad-btn {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: linear-gradient(180deg, var(--av-cyan), var(--av-cyan-dim));
  border: 1px solid var(--av-cyan);
  color: var(--av-ink);
  text-transform: uppercase; letter-spacing: 0.12em;
  font-weight: 600;
  font-family: var(--av-font-head);
  clip-path: var(--av-chamfer);
  transition: background 0.14s ease;
  cursor: pointer;
}
.rad-btn:hover { background: linear-gradient(180deg, var(--av-cyan-bright), var(--av-cyan)); }
.rad-btn:active { transform: translateY(1px); }
.rad-btn:disabled { opacity: 0.55; cursor: not-allowed; }

/* Switch mode tema — komponen .tm-theme-switch dari theme.css, di sini hanya
   diposisikan. Diberi latar sendiri supaya tetap terbaca di atas animasi radar. */
.login-theme-switch {
  position: fixed; top: 1rem; right: 1rem; z-index: 20;
}
.login-theme-switch .tm-theme-switch {
  padding: 0.3rem 0.7rem 0.3rem 0.4rem;
  background: var(--av-overlay);
  backdrop-filter: blur(3px);
}

::selection { background: var(--av-select-bg); color: var(--av-select-fg); }

/* ── Mode terang ───────────────────────────────────────────────────────────
   Kartu akses & input-nya sudah ikut token --av-* (lihat .access-card di atas),
   jadi di sini tinggal kanvas halaman + dekorasi ambient yang nilainya memang
   dihitung khusus untuk latar terang. ── */
html[data-theme="light"] {
  /* Garis radar & kilau dipekatkan: alpha 0.28 cyan yang terbaca di navy
     praktis hilang di atas putih. */
  --rad-line:       rgba(3, 105, 161, 0.3);
  --rad-line-2:     rgba(3, 105, 161, 0.45);
  --rad-grid:       rgba(14, 116, 165, 0.1);
  --rad-sweep-soft: rgba(2, 132, 199, 0.08);
  --rad-sweep:      rgba(2, 132, 199, 0.5);
  --rad-sweep-hot:  rgba(3, 105, 161, 0.85);
  --rad-sheen:      rgba(2, 132, 199, 0.35);
}
html[data-theme="light"] body {
  background:
    radial-gradient(ellipse 80% 70% at 50% 0%, rgba(14, 165, 233, 0.14) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 100%, rgba(37, 99, 235, 0.10) 0%, transparent 55%),
    linear-gradient(180deg, #eef4fa 0%, #dfe9f3 100%);
}
html[data-theme="light"] .login-radar {
  box-shadow: 0 0 50px rgba(14, 165, 233, 0.2), inset 0 0 40px rgba(14, 165, 233, 0.12);
  background: radial-gradient(circle at center,
    rgba(14, 165, 233, 0.13) 0%, rgba(14, 165, 233, 0.05) 40%, transparent 70%);
}
html[data-theme="light"] .login-dish-wrap { opacity: 0.55; }