/* ============================================================
   SoraVault — style.css
   Base reset · CSS Variables · Typography · Keyframes · Utils
   ============================================================ */

/* ─── Google Fonts ─── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

/* ─── Design Tokens ─── */
:root {
  /* BG layers */
  --bg-deep:        #020510;
  --bg-base:        #060c1a;
  --bg-surface:     #090f1f;
  --bg-panel:       rgba(11, 18, 36, 0.82);
  --bg-card:        rgba(14, 22, 44, 0.75);
  --bg-card-hover:  rgba(18, 28, 56, 0.85);
  --bg-input:       rgba(10, 16, 32, 0.9);
  --bg-overlay:     rgba(2, 5, 16, 0.78);

  /* Borders */
  --border-dim:     rgba(48, 75, 130, 0.25);
  --border-soft:    rgba(56, 90, 150, 0.35);
  --border-glow:    rgba(59, 130, 246, 0.4);
  --border-bright:  rgba(99, 160, 255, 0.55);

  /* Text */
  --txt-primary:    #f0f4ff;
  --txt-secondary:  #94a3c4;
  --txt-muted:      #566080;
  --txt-label:      #4a5875;

  /* Accent — Blue family */
  --blue-50:        #eff6ff;
  --blue-100:       #dbeafe;
  --blue-300:       #93c5fd;
  --blue-400:       #60a5fa;
  --blue-500:       #3b82f6;
  --blue-600:       #2563eb;
  --blue-700:       #1d4ed8;
  --blue-900:       #1e3a8a;

  /* Semantic colours */
  --green:          #10b981;
  --green-dim:      rgba(16, 185, 129, 0.12);
  --green-border:   rgba(16, 185, 129, 0.3);
  --red:            #f43f5e;
  --red-dim:        rgba(244, 63, 94, 0.12);
  --red-border:     rgba(244, 63, 94, 0.3);
  --gold:           #f59e0b;
  --gold-dim:       rgba(245, 158, 11, 0.12);
  --purple:         #8b5cf6;
  --purple-dim:     rgba(139, 92, 246, 0.12);
  --teal:           #14b8a6;
  --teal-dim:       rgba(20, 184, 166, 0.12);
  --orange:         #f97316;

  /* Glow helpers */
  --glow-blue-sm:   0 0 12px rgba(59, 130, 246, 0.35);
  --glow-blue-md:   0 0 24px rgba(59, 130, 246, 0.3), 0 0 48px rgba(59, 130, 246, 0.15);
  --glow-blue-lg:   0 0 40px rgba(59, 130, 246, 0.25), 0 0 80px rgba(59, 130, 246, 0.1);
  --glow-green:     0 0 16px rgba(16, 185, 129, 0.3);
  --glow-red:       0 0 16px rgba(244, 63, 94, 0.3);

  /* Layout */
  --sidebar-w:      260px;
  --sidebar-collapsed-w: 78px;
  --header-h:       66px;
  --radius-xs:      6px;
  --radius-sm:      10px;
  --radius-md:      14px;
  --radius-lg:      18px;
  --radius-xl:      24px;
  --radius-full:    9999px;

  /* Fonts */
  --font-sans:      'Inter', system-ui, sans-serif;
  --font-head:      'Space Grotesk', system-ui, sans-serif;
  --font-mono:      'JetBrains Mono', 'Courier New', monospace;

  /* Transitions */
  --ease-out:       cubic-bezier(0.22, 1, 0.36, 1);
  --ease-spring:    cubic-bezier(0.34, 1.56, 0.64, 1);
  --ease-smooth:    cubic-bezier(0.4, 0, 0.2, 1);
  --dur-fast:       150ms;
  --dur-mid:        260ms;
  --dur-slow:       400ms;
}

/* ─── Hard Reset ─── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  font-size: 15px;
  scroll-behavior: smooth;
  height: 100%;
}
body {
  font-family: var(--font-sans);
  background-color: var(--bg-base);
  color: var(--txt-primary);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
img, svg { display: block; max-width: 100%; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: rgba(56, 90, 150, 0.4);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--blue-500); }

/* ─── Typography scale ─── */
.font-head { font-family: var(--font-head); }
.font-mono { font-family: var(--font-mono); }

h1 { font: 700 2rem/1.2 var(--font-head); letter-spacing: -0.5px; }
h2 { font: 700 1.5rem/1.3 var(--font-head); letter-spacing: -0.3px; }
h3 { font: 600 1.125rem/1.4 var(--font-head); }
h4 { font: 600 0.95rem/1.4 var(--font-head); }
h5 { font: 600 0.875rem/1.4 var(--font-sans); }
p  { line-height: 1.65; }

/* ─── Utility classes ─── */
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 4px; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.gap-4 { gap: 16px; }
.w-full { width: 100%; }

/* ─── Colour helpers ─── */
.text-green    { color: var(--green); }
.text-red      { color: var(--red); }
.text-gold     { color: var(--gold); }
.text-blue     { color: var(--blue-400); }
.text-purple   { color: var(--purple); }
.text-teal     { color: var(--teal); }
.text-muted    { color: var(--txt-muted); }
.text-secondary{ color: var(--txt-secondary); }

/* ─── Chip / Badge ─── */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.2px;
}
.chip-up {
  background: var(--green-dim);
  color: var(--green);
  border: 1px solid var(--green-border);
}
.chip-down {
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid var(--red-border);
}
.chip-neutral {
  background: var(--bg-card);
  color: var(--txt-secondary);
  border: 1px solid var(--border-dim);
}

/* ─── Avatar ─── */
.avatar {
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
}

/* ─── Divider ─── */
.divider {
  height: 1px;
  background: var(--border-dim);
  margin: 4px 0;
}

/* ─── Glassmorphism card ─── */
.glass {
  background: var(--bg-card);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
}
.glass:hover {
  border-color: var(--border-glow);
  box-shadow: var(--glow-blue-sm);
}

/* ─── Gradient text ─── */
.grad-text {
  background: linear-gradient(135deg, var(--blue-400), var(--blue-300), var(--teal));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ─── Keyframe animations ─── */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-12px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-100%); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes pulse-ring {
  0%   { transform: scale(0.8); opacity: 0.8; }
  100% { transform: scale(2.2); opacity: 0; }
}
@keyframes ticker-scroll {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-8px); }
}
@keyframes glow-pulse {
  0%, 100% { box-shadow: 0 0 10px rgba(59,130,246,0.2); }
  50%       { box-shadow: 0 0 30px rgba(59,130,246,0.5), 0 0 60px rgba(59,130,246,0.2); }
}
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
@keyframes candle-rise {
  from { transform: scaleY(0); transform-origin: bottom; }
  to   { transform: scaleY(1); }
}
@keyframes wave-move {
  0%   { transform: translateX(0) translateZ(0); }
  100% { transform: translateX(-50%) translateZ(0); }
}
@keyframes rotate-slow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
@keyframes blink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ─── Skeleton loader ─── */
.skeleton {
  background: linear-gradient(
    90deg,
    rgba(255,255,255,0.03) 0%,
    rgba(255,255,255,0.07) 50%,
    rgba(255,255,255,0.03) 100%
  );
  background-size: 800px 100%;
  animation: shimmer 1.6s infinite linear;
  border-radius: var(--radius-sm);
}

/* ─── Live indicator dot ─── */
.live-dot {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--green);
  font-weight: 600;
}
.live-dot::before {
  content: '';
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 8px var(--green);
  animation: blink 1.5s ease-in-out infinite;
}

/* ─── Button primitives ─── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  font-weight: 600;
  transition: all var(--dur-mid) var(--ease-smooth);
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue-600), var(--blue-500));
  color: #fff;
  border: 1px solid rgba(99,160,255,0.3);
  box-shadow: 0 4px 16px rgba(59,130,246,0.35);
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(59,130,246,0.45);
  filter: brightness(1.1);
}
.btn-secondary {
  background: var(--bg-card);
  color: var(--txt-secondary);
  border: 1px solid var(--border-soft);
}
.btn-secondary:hover {
  border-color: var(--border-glow);
  color: var(--txt-primary);
  background: var(--bg-card-hover);
}
.btn-ghost {
  background: transparent;
  color: var(--blue-400);
  border: 1px solid transparent;
  padding: 6px 10px;
}
.btn-ghost:hover {
  background: rgba(59,130,246,0.08);
  border-color: var(--border-glow);
}
.btn-icon {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-soft);
  color: var(--txt-secondary);
  transition: all var(--dur-mid) var(--ease-smooth);
  flex-shrink: 0;
}
.btn-icon:hover {
  border-color: var(--border-glow);
  color: var(--blue-400);
  box-shadow: var(--glow-blue-sm);
}
.btn-icon svg { width: 18px; height: 18px; }

/* ─── Icon box colour variants ─── */
.icon-box {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}
.icon-box-sm { width: 32px; height: 32px; }
.icon-box-md { width: 38px; height: 38px; }
.icon-box-lg { width: 46px; height: 46px; }
.icon-box svg { width: 56%; height: 56%; }

.ib-blue   { background: rgba(59,130,246,0.12);  color: var(--blue-400); }
.ib-green  { background: var(--green-dim);        color: var(--green); }
.ib-red    { background: var(--red-dim);          color: var(--red); }
.ib-gold   { background: var(--gold-dim);         color: var(--gold); }
.ib-purple { background: var(--purple-dim);       color: var(--purple); }
.ib-teal   { background: var(--teal-dim);         color: var(--teal); }

/* ─── Tooltip ─── */
[data-tooltip] { position: relative; }
[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  left: calc(100% + 8px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-surface);
  border: 1px solid var(--border-soft);
  color: var(--txt-primary);
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-fast) var(--ease-smooth);
  z-index: 999;
  box-shadow: 0 4px 12px rgba(0,0,0,0.5);
}
[data-tooltip]:hover::after { opacity: 1; }

/* ─── Progress bar ─── */
.progress-bar-wrap {
  width: 100%;
  height: 5px;
  background: var(--border-dim);
  border-radius: var(--radius-full);
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, var(--blue-600), var(--blue-400), var(--teal));
  transition: width 0.8s var(--ease-out);
}