/* ============================================================
   Office OS – Design System (Dark Mode, Glassmorphism)
   ============================================================ */

:root {
  /* Palette */
  --bg-base:        #0a0e1a;
  --bg-surface:     rgba(255,255,255,.05);
  --bg-elevated:    rgba(255,255,255,.09);
  --border:         rgba(255,255,255,.1);

  --accent-blue:    #3b82f6;
  --accent-purple:  #8b5cf6;
  --accent-cyan:    #06b6d4;
  --accent-green:   #22c55e;
  --accent-yellow:  #f59e0b;
  --accent-red:     #ef4444;
  --accent-pink:    #ec4899;

  --text-primary:   #f1f5f9;
  --text-secondary: #94a3b8;
  /*--text-muted:     #475569;*/
  --text-muted:     #94a3b8;

  /* Glow helpers */
  --glow-blue:   0 0 20px rgba(59,130,246,.5);
  --glow-green:  0 0 20px rgba(34,197,94,.5);
  --glow-red:    0 0 25px rgba(239,68,68,.7);
  --glow-purple: 0 0 20px rgba(139,92,246,.5);

  /* Sizing */
  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  28px;

  /* Timing */
  --ease-out:   cubic-bezier(0.22,1,0.36,1);
  --ease-spring:cubic-bezier(0.34,1.56,0.64,1);

  /* Typography scale — adjust here to resize all text globally */
  --font-2xs:  1rem;    /* tiny labels, all-caps captions */
  --font-xs:   1rem;    /* secondary labels, metadata */
  --font-sm:   1.1rem;  /* buttons, inputs, secondary text */
  --font-base: 1.2rem;     /* body text */
  --font-md:   1.3rem;  /* subheadings, icon labels */
  --font-lg:   1.6rem;   /* section headings, module titles */
  --font-xl:   2rem;     /* large headings */
  --font-2xl:  2.5rem;   /* large numbers */
  --font-3xl:  3.5rem;   /* hero elements (clock) */
  --font-hero: 6rem;     /* weather temperature */
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg-base);
  color: var(--text-primary);
  font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 99px; }

/* ── Glass card ───────────────────────────────────────────── */
.glass {
  background: var(--bg-surface);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.glass-elevated {
  background: var(--bg-elevated);
  backdrop-filter: blur(30px) saturate(1.8);
  -webkit-backdrop-filter: blur(30px) saturate(1.8);
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--radius-lg);
}

/* ── Buttons ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .55rem 1.2rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-surface);
  color: var(--text-primary);
  font-size: var(--font-sm);
  font-weight: 500;
  cursor: pointer;
  transition: all .2s var(--ease-out);
  text-decoration: none;
}
.btn:hover  { background: var(--bg-elevated); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn-primary {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  box-shadow: var(--glow-blue);
}
.btn-primary:hover { background: #2563eb; box-shadow: 0 0 30px rgba(59,130,246,.7); }
.btn-danger  { background: var(--accent-red);  border-color: var(--accent-red);  box-shadow: var(--glow-red); }
.btn-success { background: var(--accent-green); border-color: var(--accent-green); box-shadow: var(--glow-green); }
.btn-sm { padding: .35rem .8rem; font-size: var(--font-xs); }

/* ── Form controls ────────────────────────────────────────── */
.input, .select, .textarea {
  width: 100%;
  background: rgba(0,0,0,.3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--font-sm);
  padding: .55rem .85rem;
  transition: border-color .2s, box-shadow .2s;
  outline: none;
}
.input:focus, .select:focus, .textarea:focus {
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(59,130,246,.2);
}
.select option { background: #1e293b; }
.textarea { resize: vertical; min-height: 80px; }

/* ── Badge / pill ─────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .2rem .6rem;
  border-radius: 99px;
  font-size: var(--font-xs);
  font-weight: 600;
  letter-spacing: .02em;
}
.badge-blue   { background: rgba(59,130,246,.2);  color: var(--accent-blue); }
.badge-green  { background: rgba(34,197,94,.2);   color: var(--accent-green); }
.badge-red    { background: rgba(239,68,68,.2);   color: var(--accent-red); }
.badge-yellow { background: rgba(245,158,11,.2);  color: var(--accent-yellow); }
.badge-purple { background: rgba(139,92,246,.2);  color: var(--accent-purple); }
.badge-gray   { background: rgba(100,116,139,.2); color: var(--text-secondary); }

/* ── Status dot ───────────────────────────────────────────── */
.status-dot {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
}
.status-dot.online    { background: var(--accent-green); box-shadow: var(--glow-green); }
.status-dot.offline   { background: var(--accent-red);   box-shadow: var(--glow-red);   }
.status-dot.warning   { background: var(--accent-yellow); }

/* ── Progress bar ─────────────────────────────────────────── */
.progress-track {
  height: 6px;
  background: rgba(255,255,255,.08);
  border-radius: 99px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  border-radius: 99px;
  background: linear-gradient(90deg, var(--accent-blue), var(--accent-purple));
  box-shadow: 0 0 8px rgba(139,92,246,.6);
  transition: width 1s linear;
}

/* ── Animations ───────────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-24px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes slideInRight {
  from { opacity: 0; transform: translateX(60px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes slideOutLeft {
  from { opacity: 1; transform: translateX(0); }
  to   { opacity: 0; transform: translateX(-60px); }
}
@keyframes pulseGlow {
  0%,100% { opacity: 1; box-shadow: var(--glow-red); }
  50%      { opacity: .7; box-shadow: 0 0 40px rgba(239,68,68,1); }
}
@keyframes spin {
  to { transform: rotate(360deg); }
}
@keyframes popIn {
  0%   { transform: scale(0) rotate(-10deg); opacity: 0; }
  60%  { transform: scale(1.15) rotate(3deg); opacity: 1; }
  100% { transform: scale(1) rotate(0); opacity: 1; }
}
@keyframes float {
  0%,100% { transform: translateY(0); }
  50%      { transform: translateY(-8px); }
}
@keyframes ticker {
  from { transform: translateX(100%); }
  to   { transform: translateX(-100%); }
}
@keyframes shimmer {
  from { background-position: -200% center; }
  to   { background-position: 200% center; }
}
@keyframes gradientShift {
  0%   { background-position: 0% 50%; }
  50%  { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.animate-fadeInUp   { animation: fadeInUp .5s var(--ease-out) both; }
.animate-popIn      { animation: popIn .6s var(--ease-spring) both; }
.animate-float      { animation: float 3s ease-in-out infinite; }
.animate-pulse-glow { animation: pulseGlow 1.5s ease-in-out infinite; }

/* Stagger children */
.stagger > *:nth-child(1) { animation-delay: .0s; }
.stagger > *:nth-child(2) { animation-delay: .07s; }
.stagger > *:nth-child(3) { animation-delay: .14s; }
.stagger > *:nth-child(4) { animation-delay: .21s; }
.stagger > *:nth-child(5) { animation-delay: .28s; }
.stagger > *:nth-child(6) { animation-delay: .35s; }

/* ── Gradient text ────────────────────────────────────────── */
.gradient-text {
  background: linear-gradient(135deg, var(--accent-blue), var(--accent-purple), var(--accent-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── Layout helpers ───────────────────────────────────────── */
.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center{ align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: .25rem; }
.gap-2 { gap: .5rem; }
.gap-3 { gap: .75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 1rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 1rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 1rem; }
.mt-1 { margin-top: .25rem; }
.mt-2 { margin-top: .5rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.p-3 { padding: .75rem; }
.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.text-sm { font-size: .875rem; }
.text-xs { font-size: .75rem; }
.text-muted { color: var(--text-secondary); }
.text-center { text-align: center; }
.font-bold { font-weight: 700; }
.w-full { width: 100%; }
.truncate { overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }