/* =====================================================================
   Thème unique : glassmorphism.
   ===================================================================== */

/* --- Glassmorphism --- */
:root {
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --radius: 18px;
  --bg: #0b0d18;
  --bg-image: none;
  --fg: #eef1f8;
  --muted: #a7b0c4;
  --card-bg: rgba(255, 255, 255, .02);
  --card-border: rgba(255, 255, 255, .14);
  --card-shadow: 0 8px 32px rgba(0, 0, 0, .38);
  --card-inset: inset 0 1px 0 rgba(255, 255, 255, .10);
  --card-hover-border: rgba(255, 255, 255, .24);
  --card-hover-shadow: 0 14px 40px rgba(0, 0, 0, .46);
  --card-blur: blur(16px) saturate(150%);
  --sheen: linear-gradient(135deg, rgba(255, 255, 255, .10), transparent 42%);
  --sheen-opacity: .55;
  --bar-track: rgba(255, 255, 255, .10);
  --bar-track-border: rgba(255, 255, 255, .06);
  --bar-glow: 0 0 12px var(--accent);
  --ok: #3ddc84;
  --ko: #ff5c5c;
  --warn: #ffb020;
  --dot-off: #8a93a6;
  --status-bg: rgba(255, 255, 255, .08);
  --kv-bg: rgba(255, 255, 255, .05);
  --kv-border: rgba(255, 255, 255, .08);
  --chart-grid: rgba(255, 255, 255, .055);
  --chart-axis: rgba(167, 176, 196, .75);
  --chart-axis-strong: rgba(167, 176, 196, .95);
  --header-bg: rgba(15, 18, 30, .45);
  --panel-grad: linear-gradient(180deg, rgba(255, 255, 255, .18), rgba(255, 255, 255, .03));
  --btn-border: rgba(255, 255, 255, .28);
  --btn-fg: #fff;
  --btn-sheen: linear-gradient(100deg, transparent 0%, rgba(255, 255, 255, .0075) 32%, rgba(255, 255, 255, .05) 50%, rgba(255, 255, 255, .0075) 68%, transparent 100%);
  --btn-stream-1: #7c5cff;
  --btn-stream-2: #4f39c9;
  --btn-add-1: #2fbf8f;
  --btn-add-2: #147a63;
  --btn-mail-1: #4f9cf9;
  --btn-mail-2: #245cb5;
  --btn-pdf-1: #ef5d6b;
  --btn-pdf-2: #b0253a;
  --btn-stats-1: #ffb020;
  --btn-stats-2: #b46b00;
  --value-glow: none;
  --c-cpu: #4f9cf9;
  --c-ram: #a06bff;
  --c-temp: #ffb020;
  --c-rx: #3ddc84;
  --c-tx: #ff7ac6;
}

/* ============================= Base ============================= */

* { box-sizing: border-box; }
html, body { min-height: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  background-color: var(--bg);
  background-image: var(--bg-image, none);
  color: var(--fg);
  min-height: 100vh;
  overflow-x: hidden;
  padding-bottom: 74px; /* place pour la barre de thème */
}

/* Fond animé — uniquement en glassmorphism.
   Dégradés très étalés + halos flous, dérive lente.

   Astuce anti-banding : chaque dégradé se termine par SA couleur en
   alpha 0 (rgba(...,0)) et non par le mot-clé « transparent ». En
   interpolation non prémultipliée, « transparent » = rgba(0,0,0,0)
   fait passer les couleurs par du noir → anneaux grisâtres. On ajoute
   aussi un arrêt intermédiaire, qui adoucit la pente, et un grain
   (élément .bg-grain) qui casse les bandes résiduelles. */
.bg {
  position: fixed;
  inset: -7vmax;               /* débord hors écran : pas de bord net */
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  background:
    radial-gradient(circle at 13% 19%,
      rgba(79, 156, 249, .24) 0%, rgba(79, 156, 249, .16) 26%, rgba(79, 156, 249, 0) 56%),
    radial-gradient(circle at 83% 13%,
      rgba(160, 107, 255, .22) 0%, rgba(160, 107, 255, .15) 26%, rgba(160, 107, 255, 0) 56%),
    radial-gradient(circle at 73% 86%,
      rgba(61, 220, 132, .17) 0%, rgba(61, 220, 132, .11) 28%, rgba(61, 220, 132, 0) 58%),
    radial-gradient(circle at 19% 91%,
      rgba(255, 122, 198, .15) 0%, rgba(255, 122, 198, .10) 28%, rgba(255, 122, 198, 0) 58%);
  animation: bg-breathe 90s ease-in-out infinite;
}
.bg::before,
.bg::after {
  content: "";
  position: absolute;
  border-radius: 50%;
  filter: blur(105px);
  opacity: .36;
  will-change: transform;
}
.bg::before {
  width: 50vw; height: 50vw;
  background: #4f9cf9;
  top: -16vw; left: -13vw;
  animation: drift1 35s ease-in-out infinite;
}
.bg::after {
  width: 45vw; height: 45vw;
  background: #a06bff;
  bottom: -18vw; right: -13vw;
  animation: drift2 46s ease-in-out infinite;
}

/* Grain très fin, posé au-dessus du fond : casse les « vagues » (banding)
   des dégradés et du flou. Aucune interaction, purement décoratif. */
.bg-grain {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .045;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 160px 160px;
}

@keyframes drift1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(8vw, 6vw) scale(1.20); }
}
@keyframes drift2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50%      { transform: translate(-7vw, -5.5vw) scale(1.14); }
}
/* Respiration très lente de l'ensemble du fond pour un rendu moins figé. */
@keyframes bg-breathe {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.04) translate(-1vw, -1vw); }
}

header, main, footer { position: relative; z-index: 1; }

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 34px;
  background: var(--header-bg);
  backdrop-filter: var(--card-blur);
  -webkit-backdrop-filter: var(--card-blur);
  border-bottom: 1px solid var(--card-border);
}

h1 {
  font-size: 1.5rem;
  margin: 0;
}
h1 {
  background: linear-gradient(90deg, #fff, #a9c7ff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.statuses { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }

.status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: .8rem;
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--status-bg);
  border: 1px solid var(--card-border);
  color: var(--muted);
  backdrop-filter: var(--card-blur);
  -webkit-backdrop-filter: var(--card-blur);
  white-space: nowrap;
}
.sdot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--dot-off);
  box-shadow: 0 0 8px var(--dot-off);
  flex: none;
}
.status.ok { background: color-mix(in srgb, var(--ok) 15%, transparent); color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, transparent); }
.status.ok .sdot { background: var(--ok); box-shadow: 0 0 8px var(--ok); }
.status.ko { background: color-mix(in srgb, var(--ko) 15%, transparent); color: var(--ko); border-color: color-mix(in srgb, var(--ko) 40%, transparent); }
.status.ko .sdot { background: var(--ko); box-shadow: 0 0 8px var(--ko); }

main { padding: 28px 34px; max-width: 1320px; margin: 0 auto; }

.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.card {
  position: relative;
  background: var(--card-bg);
  backdrop-filter: var(--card-blur);
  -webkit-backdrop-filter: var(--card-blur);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--card-shadow), var(--card-inset);
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--card-hover-border);
  box-shadow: var(--card-hover-shadow);
}
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: var(--sheen);
  opacity: var(--sheen-opacity);
}

.card.wide { grid-column: span 2; }

.card h2 {
  margin: 0 0 12px;
  font-size: .78rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--muted);
  font-weight: 600;
}

.card[data-accent="blue"]   { --accent: #4f9cf9; --accent-2: #6ee7ff; }
.card[data-accent="purple"] { --accent: #a06bff; --accent-2: #ff7ac6; }
.card[data-accent="amber"]  { --accent: #ffb020; --accent-2: #ff6b6b; }
.card[data-accent="green"]  { --accent: #3ddc84; --accent-2: #4f9cf9; }

.value {
  font-size: 2.25rem;
  font-weight: 600;
  display: flex;
  align-items: baseline;
  gap: 6px;
  position: relative;
  z-index: 1;
  text-shadow: var(--value-glow);
}
.value small { font-size: .85rem; color: var(--muted); font-weight: 400; text-shadow: none; }
.value small.usage { font-size: .74rem; }
.value.big { font-size: 1.5rem; }

.bar {
  height: 10px;
  background: var(--bar-track);
  border: 1px solid var(--bar-track-border);
  border-radius: 999px;
  overflow: hidden;
  margin-top: 12px;
}
.bar i {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  box-shadow: var(--bar-glow);
  transition: width .4s ease;
}

.sub { margin-top: 8px; font-size: .8rem; color: var(--muted); position: relative; z-index: 1; }
.sub.stream-live { color: var(--ok); font-weight: 600; }

.kv {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 8px;
  margin-top: 8px;
  font-size: .8rem;
  color: var(--muted);
  position: relative;
  z-index: 1;
}
.kv b { color: var(--fg); font-weight: 600; }
.kv b.load-ok { color: var(--ok); }
.kv b.load-warn { color: var(--warn); }
.kv b.load-bad { color: var(--ko); }

.stats {
  display: flex;
  gap: 8px;
  margin-top: 4px;
  position: relative;
  z-index: 1;
}
.stat {
  flex: 1;
  text-align: center;
  padding: 10px 4px;
  border-radius: 12px;
  background: var(--kv-bg);
  border: 1px solid var(--kv-border);
}
.stat b { display: block; font-size: 1.65rem; font-weight: 600; line-height: 1.1; text-shadow: var(--value-glow); }
.stat span {
  display: block;
  margin-top: 4px;
  font-size: .66rem;
  text-transform: uppercase;
  letter-spacing: .06em;
  color: var(--muted);
}

.chart { width: 100%; height: 122px; display: block; margin-top: 12px; position: relative; z-index: 1; }
.card.wide .chart { height: 128px; }

.net-rows { display: flex; gap: 18px; flex-wrap: wrap; }
.net-rows .value.big { font-size: 1.35rem; }
.dot { width: 9px; height: 9px; border-radius: 50%; display: inline-block; align-self: center; }
.dot.rx { background: var(--c-rx); box-shadow: 0 0 8px var(--c-rx); }
.dot.tx { background: var(--c-tx); box-shadow: 0 0 8px var(--c-tx); }

/* ------------------------------ Boutons ------------------------------ */
.links {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.links .btn { grid-column: span 2; }
.links .btn:nth-last-child(2),
.links .btn:last-child { grid-column: span 3; }

.btn {
  --b1: #4f9cf9;
  --b2: #245cb5;
  position: relative;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 16px 24px;
  border-radius: calc(var(--radius) - 2px);
  text-decoration: none;
  color: var(--btn-fg);
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: .01em;
  background: var(--panel-grad), linear-gradient(180deg, var(--b1), var(--b2));
  border: 1px solid var(--btn-border);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .35), inset 0 1px 0 rgba(255, 255, 255, .35);
  backdrop-filter: var(--card-blur);
  -webkit-backdrop-filter: var(--card-blur);
  overflow: hidden;
  transition: transform .18s ease, box-shadow .25s ease, filter .18s ease;
}
.btn::before {
  content: "";
  position: absolute;
  top: 0; left: -60%;
  width: 45%; height: 100%;
  background: var(--btn-sheen);
  transform: skewX(-18deg);
  filter: blur(12px);
  transition: left .6s ease;
}
.btn:hover {
  transform: translateY(-2px);
  filter: brightness(1.04);
  box-shadow: 0 16px 40px rgba(0, 0, 0, .42), inset 0 1px 0 rgba(255, 255, 255, .45);
}
.btn:hover::before { left: 120%; }
.btn:active { transform: translateY(0) scale(.99); }

.btn-ico, .btn-text { position: relative; z-index: 1; }
.btn-ico { flex: none; font-size: 1.4rem; line-height: 1; }
.btn-text { white-space: nowrap; }

.btn-stream { --b1: var(--btn-stream-1); --b2: var(--btn-stream-2); }
.btn-add    { --b1: var(--btn-add-1);    --b2: var(--btn-add-2); }
.btn-mail   { --b1: var(--btn-mail-1);   --b2: var(--btn-mail-2); }
.btn-pdf    { --b1: var(--btn-pdf-1);    --b2: var(--btn-pdf-2); }
.btn-stats  { --b1: var(--btn-stats-1);  --b2: var(--btn-stats-2); }
.btn[hidden] { display: none; }

footer {
  text-align: center;
  color: var(--muted);
  font-size: .75rem;
  padding: 24px;
}

/* ------------------------------ Responsive ------------------------------ */
@media (max-width: 900px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .links { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .links .btn,
  .links .btn:nth-last-child(2),
  .links .btn:last-child { grid-column: auto; }
  .links .btn:last-child { grid-column: span 2; }
}
@media (max-width: 560px) {
  main { padding: 18px 16px; }
  .grid { grid-template-columns: 1fr; }
  .card.wide { grid-column: span 1; }
  .links { grid-template-columns: 1fr; }
  .links .btn:last-child { grid-column: auto; }
  .btn-text { white-space: normal; }
}