/* ==========================================================================
   Hosternet — Animations & Effects
   GPU-accelerated · reveal · line-mask · glow · grid · mouse-light · globe
   ========================================================================== */

/* ---- Reveal on scroll -------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(38px);
  transition: opacity 0.9s var(--ease-quiet), transform 0.9s var(--ease-quiet);
  will-change: opacity, transform;
}
.reveal.is-in { opacity: 1; transform: translateY(0); }
.reveal[data-delay="1"] { transition-delay: 0.1s; }
.reveal[data-delay="2"] { transition-delay: 0.2s; }
.reveal[data-delay="3"] { transition-delay: 0.3s; }
.reveal[data-delay="4"] { transition-delay: 0.4s; }

/* ---- Line mask (heading lines) ---------------------------------------- */
.line-mask { display: block; overflow: hidden; padding-bottom: 0.05em; }
.line-mask .inner {
  display: block;
  transform: translateY(110%);
  transition: transform 1.15s var(--ease-quiet);
  transition-delay: calc(var(--i, 0) * 110ms);
  will-change: transform;
}
.is-in .line-mask .inner { transform: translateY(0); }

/* ---- Scroll hint ------------------------------------------------------- */
.scroll-hint {
  position: absolute;
  bottom: 1.5rem; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.3em;
  color: var(--text-dim);
  text-transform: uppercase;
  z-index: 3;
}
.scroll-line {
  width: 1px; height: 36px;
  background: rgba(255,255,255,0.1);
  position: relative; overflow: hidden;
}
.scroll-line::after {
  content: ''; position: absolute;
  top: 0; inset-inline: 0; height: 50%;
  background: var(--primary);
  animation: scroll-down 2.2s ease-in-out infinite;
}
@keyframes scroll-down {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(200%); }
}

/* ---- Glow / pulse shared ---------------------------------------------- */
@keyframes pulse-soft { 50% { opacity: 0.5; } }
@keyframes pulse-flow { to { stroke-dashoffset: -24; } }
@keyframes node-pulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.4); }
}
@keyframes led-blink {
  0%, 90%, 100% { opacity: 1; }
  93% { opacity: 0.3; }
  96% { opacity: 1; }
}
@keyframes blink { 50% { opacity: 0; } }

/* ---- Mouse light effect ----------------------------------------------- */
.mouse-light {
  position: fixed;
  width: 480px; height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(61,224,131,0.10), transparent 65%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  transition: opacity 0.4s;
  opacity: 0;
  mix-blend-mode: screen;
  will-change: transform;
}
body.mouse-active .mouse-light { opacity: 1; }

/* ---- Grid background utility ------------------------------------------ */
.bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(var(--primary-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--primary-soft) 1px, transparent 1px);
  background-size: 56px 56px;
  pointer-events: none;
  mask-image: radial-gradient(ellipse 70% 60% at center, black 25%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at center, black 25%, transparent 80%);
}
.bg-grid.dense { background-size: 32px 32px; }

/* ---- Particle canvas -------------------------------------------------- */
.particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.7;
}

/* ---- 3D dotted globe -------------------------------------------------- */
.globe-wrap {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.globe-wrap svg { max-width: 100%; height: auto; }
.globe-dot {
  fill: var(--primary);
  opacity: 0.55;
  transform-origin: center;
}
.globe-dot.bright { fill: var(--primary-bright); opacity: 0.9; }
.globe-arc {
  fill: none;
  stroke: var(--primary);
  stroke-width: 1;
  opacity: 0.35;
  stroke-dasharray: 4 6;
}
@keyframes globe-spin {
  to { transform: rotateY(360deg); }
}

/* ---- Terminal --------------------------------------------------------- */
.terminal {
  background: rgba(10, 15, 13, 0.96);
  border: 1px solid var(--border-strong);
  border-radius: var(--r-md);
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(61,224,131,0.08);
  backdrop-filter: blur(20px);
  direction: ltr;
}
.terminal-header {
  display: flex; align-items: center; gap: 0.6rem;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  background: rgba(5,8,7,0.6);
}
.terminal-dots { display: flex; gap: 0.4rem; }
.terminal-dot { width: 10px; height: 10px; border-radius: 50%; }
.terminal-dot.r { background: #ef4444; opacity: 0.6; }
.terminal-dot.y { background: #eab308; opacity: 0.6; }
.terminal-dot.g { background: var(--primary); opacity: 0.85; }
.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--text-dim);
  margin-inline-start: auto;
  letter-spacing: 0.05em;
}
.terminal-badge {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  color: var(--primary-bright);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--r-xs);
}
.terminal-body {
  padding: 1.2rem 1.4rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.85;
  min-height: 250px;
  max-height: 250px;
  overflow: hidden;
  text-align: left;
}
.terminal-line { display: flex; gap: 0.5rem; align-items: baseline; flex-wrap: wrap; }
.t-prompt { color: var(--primary); flex-shrink: 0; }
.t-user { color: var(--primary-bright); }
.t-path { color: var(--text-dim); }
.t-cmd { color: var(--text); }
.t-out { color: var(--text-muted); }
.t-ok { color: var(--primary); }
.t-warn { color: var(--warn); }
.t-cursor {
  display: inline-block;
  width: 8px; height: 15px;
  background: var(--primary);
  vertical-align: text-bottom;
  animation: blink 1s steps(2) infinite;
}

/* ---- Live ops mini cards --------------------------------------------- */
.live-ops { display: grid; grid-template-columns: 1fr 1fr; gap: 0.75rem; }
.op-card {
  background: rgba(10,15,13,0.85);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  padding: 1rem 1.1rem;
  backdrop-filter: blur(20px);
  direction: ltr;
  text-align: left;
}
.op-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.6rem; }
.op-card-label {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  text-transform: uppercase;
}
.op-card-value {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--primary-bright);
  font-weight: 500;
}
.op-bar {
  height: 4px;
  background: var(--bg-void);
  border-radius: 2px;
  overflow: hidden;
}
.op-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-glow));
  border-radius: 2px;
  width: 0;
  transition: width 1.2s var(--ease-quiet);
  box-shadow: 0 0 12px rgba(61,224,131,0.6);
}
.op-spark { height: 30px; margin-top: 0.5rem; position: relative; }
.op-spark svg { width: 100%; height: 100%; }
.op-spark path {
  fill: none;
  stroke: var(--primary);
  stroke-width: 1.2;
  filter: drop-shadow(0 0 4px rgba(61,224,131,0.4));
}

/* ---- Ops panels (rack / network / service status) -------------------- */
.ops-panel {
  background: var(--bg-dark);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  display: flex; flex-direction: column;
  direction: ltr;
}
.ops-panel-head {
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  display: flex; justify-content: space-between; align-items: center;
}
.ops-panel-title {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--primary-bright);
  display: flex; align-items: center; gap: 0.5rem;
}
.ops-panel-title::before {
  content: '';
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--primary);
  animation: pulse-soft 2s ease-in-out infinite;
}
.ops-panel-meta {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
}

/* Rack */
.rack { padding: 1.25rem; flex: 1; display: flex; flex-direction: column; gap: 0.4rem; font-family: var(--font-mono); }
.rack-unit {
  background: var(--bg-mid);
  border: 1px solid var(--border);
  padding: 0.55rem 0.85rem;
  display: flex; align-items: center; gap: 0.85rem;
  font-size: 0.72rem;
  border-radius: var(--r-xs);
  position: relative;
  overflow: hidden;
  text-align: left;
}
.rack-unit::before {
  content: '';
  position: absolute;
  inset-inline-start: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--primary);
  box-shadow: 0 0 6px var(--primary);
}
.rack-unit.warn::before { background: var(--warn); box-shadow: 0 0 6px var(--warn); }
.rack-unit-id { color: var(--text-dim); letter-spacing: 0.15em; min-width: 50px; }
.rack-unit-name { color: var(--text); flex: 1; }
.rack-unit-status { display: flex; gap: 0.2rem; }
.rack-led {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 4px var(--primary);
  animation: led-blink 3s ease-in-out infinite;
}
.rack-led.off { background: var(--bg-light); box-shadow: none; opacity: 0.3; animation: none; }
.rack-led.warn { background: var(--warn); box-shadow: 0 0 4px var(--warn); }
.rack-unit-load { width: 50px; height: 3px; background: var(--bg-void); border-radius: 2px; overflow: hidden; }
.rack-unit-load-fill {
  height: 100%;
  background: var(--primary);
  border-radius: 2px;
  transition: width 1.5s var(--ease-quiet);
}

/* Network graph */
.network-graph { flex: 1; padding: 1rem; position: relative; min-height: 320px; display: flex; align-items: center; justify-content: center; }
.network-graph svg { width: 100%; height: 100%; max-height: 380px; }
.pulse-line { animation: pulse-flow 2s linear infinite; }

/* Service status */
.service-status {
  padding: 1.25rem;
  flex: 1;
  display: flex; flex-direction: column;
  gap: 0.6rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-align: left;
}
.status-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.55rem 0.75rem;
  background: var(--bg-mid);
  border: 1px solid var(--border);
  border-radius: var(--r-xs);
  transition: border-color 0.3s;
}
.status-row:hover { border-color: var(--border-strong); }
.status-row-left { display: flex; align-items: center; gap: 0.5rem; }
.status-row-name { color: var(--text); }
.status-row-uptime { color: var(--text-dim); font-size: 0.7rem; }
.status-row-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 4px var(--primary);
  animation: pulse-soft 2s ease-in-out infinite;
}

/* ---- Stats counter ---------------------------------------------------- */
.stat-num {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 2.2vw, 1.95rem);
  font-weight: 500;
  color: var(--text-strong);
  letter-spacing: -0.03em;
  line-height: 1;
  direction: ltr;
}
.stat-num .unit { color: var(--primary); font-size: 0.6em; margin-inline-start: 0.2em; }
.stat-label { font-size: 0.78rem; color: var(--text-dim); margin-top: 0.55rem; }

/* ---- Floating animation ---------------------------------------------- */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.float { animation: float 6s ease-in-out infinite; }

/* ---- Shimmer (skeleton-free accent) ---------------------------------- */
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ---- Gradient text shine --------------------------------------------- */
.shine-text {
  background: linear-gradient(90deg, var(--text-strong) 30%, var(--primary-bright) 50%, var(--text-strong) 70%);
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
  animation: shine-move 4s linear infinite;
}
@keyframes shine-move { to { background-position: 200% center; } }