/* Thème « cyber pirate » : terminal sombre, néons vert et cyan.
   Aucune ressource externe ni style inline : compatible avec la CSP default-src 'self'. */

:root {
  color-scheme: dark;
  --bg: #05070d;
  --panel: #0b1220;
  --panel-edge: #1b2a40;
  --fg: #d7e2ee;
  --muted: #7f8ea3;
  --neon: #39ff88;
  --cyan: #22d3ee;
  --magenta: #ff2e88;
  --ok-bg: rgba(57, 255, 136, 0.08);
  --danger: #ff4d6d;
  --danger-bg: rgba(255, 77, 109, 0.1);
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font: 16px/1.6 var(--mono);
  color: var(--fg);
  background:
    radial-gradient(ellipse at top, rgba(34, 211, 238, 0.12), transparent 60%),
    linear-gradient(rgba(57, 255, 136, 0.04) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, rgba(57, 255, 136, 0.04) 1px, transparent 1px) 0 0 / 32px 32px,
    var(--bg);
}

/* Lignes de balayage façon écran cathodique. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(0, 0, 0, 0.25) 0 1px, transparent 1px 3px);
  z-index: 10;
}

a { color: var(--cyan); text-decoration: none; }
a:hover, a:focus-visible { color: var(--neon); text-shadow: 0 0 8px var(--neon); }

:focus-visible { outline: 2px solid var(--magenta); outline-offset: 3px; }

/* --- En-tête --- */
header {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  align-items: center;
  justify-content: space-between;
  padding: 14px 16px;
  border-bottom: 1px solid var(--panel-edge);
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(6px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--neon);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.brand img { width: 36px; height: 36px; filter: drop-shadow(0 0 6px rgba(57, 255, 136, 0.6)); }
.brand small { display: block; color: var(--muted); font-weight: 400; letter-spacing: 0; text-transform: none; font-size: 12px; }

nav { display: flex; flex-wrap: wrap; gap: 6px 20px; align-items: center; font-size: 14px; }
nav a::before, button.link::before { content: "> "; color: var(--magenta); }

/* --- Contenu --- */
main {
  flex: 1;
  width: 100%;
  max-width: 560px;
  margin: 40px auto;
  padding: 0 16px;
}

.card {
  position: relative;
  padding: 28px 24px;
  background: var(--panel);
  border: 1px solid var(--panel-edge);
  box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.05), 0 20px 50px rgba(0, 0, 0, 0.5);
  clip-path: polygon(0 0, calc(100% - 18px) 0, 100% 18px, 100% 100%, 18px 100%, 0 calc(100% - 18px));
}
.card::before {
  content: attr(data-label);
  display: block;
  margin-bottom: 10px;
  color: var(--magenta);
  font-size: 12px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

h1 {
  margin: 0 0 16px;
  font-size: clamp(24px, 6vw, 32px);
  line-height: 1.2;
  color: var(--neon);
  text-shadow: 0 0 12px rgba(57, 255, 136, 0.55);
}
h1::after {
  content: "_";
  color: var(--cyan);
  animation: blink 1s steps(1) infinite;
}

@keyframes blink { 50% { opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  h1::after { animation: none; }
}

p { margin: 0 0 14px; }

.terminal {
  margin: 20px 0;
  padding: 14px 16px;
  list-style: none;
  border-left: 3px solid var(--cyan);
  background: rgba(34, 211, 238, 0.06);
  font-size: 14px;
}
.terminal li::before { content: "$ "; color: var(--neon); }

.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

/* --- Formulaires --- */
form:not(.inline) { display: flex; flex-direction: column; gap: 6px; }
form.inline { display: inline; }

label {
  margin-top: 12px;
  color: var(--cyan);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

input {
  padding: 12px 14px;
  font: inherit;
  color: var(--neon);
  caret-color: var(--magenta);
  background: #03060c;
  border: 1px solid var(--panel-edge);
  border-radius: 0;
}
input:focus { border-color: var(--neon); box-shadow: 0 0 0 3px rgba(57, 255, 136, 0.15); outline: none; }

button, .button {
  display: inline-block;
  margin-top: 16px;
  padding: 12px 20px;
  font: inherit;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #021108;
  background: var(--neon);
  border: 0;
  cursor: pointer;
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
  transition: background 0.15s, box-shadow 0.15s;
}
button:hover, .button:hover, button:focus-visible, .button:focus-visible {
  color: #021108;
  background: var(--cyan);
  text-shadow: none;
}
.button.secondary {
  color: var(--neon);
  background: transparent;
  border: 1px solid var(--neon);
  padding: 11px 19px;
  clip-path: none;
}
.button.secondary:hover, .button.secondary:focus-visible { color: #021108; background: var(--neon); }

button.link {
  margin: 0;
  padding: 0;
  font-weight: inherit;
  letter-spacing: 0;
  text-transform: none;
  color: var(--cyan);
  background: none;
  clip-path: none;
}
button.link:hover, button.link:focus-visible { color: var(--neon); background: none; }

/* --- Messages --- */
.msg {
  margin: 0 0 16px;
  padding: 12px 14px;
  border-left: 3px solid;
}
.msg.ok { color: var(--neon); background: var(--ok-bg); border-color: var(--neon); }
.msg.ok::before { content: "[OK] "; font-weight: 700; }
.msg.danger { color: var(--danger); background: var(--danger-bg); border-color: var(--danger); }
.msg.danger::before { content: "[ALERTE] "; font-weight: 700; }

.hint { margin-top: 18px; color: var(--muted); font-size: 13px; }

footer {
  padding: 16px;
  border-top: 1px solid var(--panel-edge);
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}
.msg.info { color: var(--cyan); background: rgba(34, 211, 238, 0.08); border-color: var(--cyan); }
.msg.info::before { content: "[INFO] "; font-weight: 700; }

/* --- Robustesse du mot de passe (score zxcvbn de 0 à 4) --- */
.strength { --level: var(--danger); margin: 12px 0 0; }
.strength.s2 { --level: #ffb347; }
.strength.s3, .strength.s4 { --level: var(--neon); }
.strength-label { margin-bottom: 8px; }
.strength-label strong { color: var(--level); }
.strength-title { margin: 16px 0 0; color: var(--cyan); font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; }
.strength .terminal { margin-top: 8px; }
.meter { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; }
.meter span { height: 8px; background: var(--panel-edge); }
.s0 .meter span:nth-child(-n+1),
.s1 .meter span:nth-child(-n+2),
.s2 .meter span:nth-child(-n+3),
.s3 .meter span:nth-child(-n+4),
.s4 .meter span { background: var(--level); box-shadow: 0 0 8px var(--level); }
.tips { margin: 0; padding-left: 0; list-style: none; color: var(--muted); font-size: 14px; }
.tips li::before { content: "! "; color: var(--magenta); font-weight: 700; }