/* ═══════════════════════════════════════════════════════════
   LifeOn — Design System v1.0
   Aesthetic: Liquid Carbon (near-black + amber gold + glass)
   ═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;1,9..40,300&display=swap');

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
  /* Brand */
  --brand:        #f59e0b;
  --brand-dim:    #d97706;
  --brand-glow:   rgba(245,158,11,0.18);
  --brand-rgb:    245,158,11;

  /* Backgrounds */
  --bg-deep:      #070b14;
  --bg-base:      #0a0f1e;
  --bg-surface:   #0d1426;
  --bg-elevated:  #111827;

  /* Glass layers */
  --glass-1:      rgba(255,255,255,0.04);
  --glass-2:      rgba(255,255,255,0.07);
  --glass-3:      rgba(255,255,255,0.11);
  --glass-4:      rgba(255,255,255,0.16);

  --glass-border-1: rgba(255,255,255,0.07);
  --glass-border-2: rgba(255,255,255,0.12);
  --glass-border-3: rgba(255,255,255,0.18);

  --blur-sm:  blur(8px);
  --blur-md:  blur(16px);
  --blur-lg:  blur(28px);
  --blur-xl:  blur(40px);

  /* Text */
  --text-primary:   rgba(255,255,255,0.96);
  --text-secondary: rgba(255,255,255,0.60);
  --text-tertiary:  rgba(255,255,255,0.35);
  --text-brand:     #f59e0b;

  /* Semantic */
  --success:    #10b981;
  --success-bg: rgba(16,185,129,0.10);
  --danger:     #ef4444;
  --danger-bg:  rgba(239,68,68,0.10);
  --warning:    #f59e0b;
  --warning-bg: rgba(245,158,11,0.10);
  --info:       #6366f1;
  --info-bg:    rgba(99,102,241,0.10);

  /* Radii */
  --r-sm:   8px;
  --r-md:   12px;
  --r-lg:   16px;
  --r-xl:   24px;
  --r-full: 9999px;

  /* Typography */
  --font-display: 'Syne', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  /* Shadows */
  --shadow-card:  0 4px 24px rgba(0,0,0,0.40), inset 0 1px 0 rgba(255,255,255,0.06);
  --shadow-modal: 0 20px 80px rgba(0,0,0,0.60), inset 0 1px 0 rgba(255,255,255,0.10);
  --shadow-brand: 0 0 32px rgba(245,158,11,0.20);

  /* Transitions */
  --ease:     cubic-bezier(0.34,1.56,0.64,1);
  --ease-out: cubic-bezier(0.16,1,0.3,1);
  --t-fast:   150ms;
  --t-base:   250ms;
  --t-slow:   400ms;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg-base);
  min-height: 100dvh;
  overflow-x: hidden;
}

/* ── Mesh Background ───────────────────────────────────────── */
.app-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 15% 0%,   rgba(245,158,11,0.10) 0%, transparent 55%),
    radial-gradient(ellipse 60% 40% at 85% 100%, rgba(99,102,241,0.08) 0%, transparent 50%),
    radial-gradient(ellipse 100% 100% at 50% 50%, var(--bg-base) 0%, var(--bg-deep) 100%);
}
.app-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 512 512'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.025'/%3E%3C/svg%3E");
  pointer-events: none;
}

/* ── Glass Card ────────────────────────────────────────────── */
.glass {
  background: var(--glass-1);
  border: 1px solid var(--glass-border-1);
  backdrop-filter: var(--blur-md);
  -webkit-backdrop-filter: var(--blur-md);
  box-shadow: var(--shadow-card);
  border-radius: var(--r-lg);
}
.glass-2 {
  background: var(--glass-2);
  border: 1px solid var(--glass-border-2);
  backdrop-filter: var(--blur-lg);
  -webkit-backdrop-filter: var(--blur-lg);
  box-shadow: var(--shadow-card);
  border-radius: var(--r-lg);
}
.glass-3 {
  background: var(--glass-3);
  border: 1px solid var(--glass-border-3);
  backdrop-filter: var(--blur-xl);
  -webkit-backdrop-filter: var(--blur-xl);
  box-shadow: var(--shadow-modal);
  border-radius: var(--r-xl);
}

/* ── App Shell ─────────────────────────────────────────────── */
.app-shell {
  display: grid;
  grid-template-columns: 240px 1fr;
  grid-template-rows: 64px 1fr;
  min-height: 100dvh;
  padding-top: env(safe-area-inset-top);
}

/* ── Sidebar ───────────────────────────────────────────────── */
.sidebar {
  grid-column: 1;
  grid-row: 1 / 3;
  background: rgba(7,11,20,0.80);
  border-right: 1px solid var(--glass-border-1);
  backdrop-filter: var(--blur-md);
  -webkit-backdrop-filter: var(--blur-md);
  display: flex;
  flex-direction: column;
  padding: 0 12px 24px;
  overflow-y: auto;
}

.sidebar-logo {
  padding: 20px 12px 24px;
  border-bottom: 1px solid var(--glass-border-1);
  margin-bottom: 16px;
}
.sidebar-logo .logo-text {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.5px;
}
.sidebar-logo .logo-text span:first-child { color: var(--brand); }
.sidebar-logo .logo-text span:last-child  { color: var(--text-primary); font-weight: 300; }
.sidebar-logo .logo-sub {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-top: 2px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.nav-section-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding: 16px 12px 8px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 400;
  transition: all var(--t-base) var(--ease-out);
  cursor: pointer;
  border: 1px solid transparent;
  min-height: 44px;
  touch-action: manipulation;
}
.nav-item:hover {
  background: var(--glass-2);
  color: var(--text-primary);
  border-color: var(--glass-border-1);
}
.nav-item.active {
  background: var(--brand-glow);
  color: var(--brand);
  border-color: rgba(245,158,11,0.25);
  font-weight: 500;
}
.nav-item .nav-icon {
  width: 18px;
  height: 18px;
  opacity: 0.7;
  flex-shrink: 0;
}
.nav-item.active .nav-icon { opacity: 1; }

.sidebar-footer {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--glass-border-1);
}

/* ── Topbar ────────────────────────────────────────────────── */
.topbar {
  grid-column: 2;
  grid-row: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  border-bottom: 1px solid var(--glass-border-1);
  background: rgba(10,15,30,0.60);
  backdrop-filter: var(--blur-sm);
  -webkit-backdrop-filter: var(--blur-sm);
}
.topbar-title {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}
.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── Main Content ──────────────────────────────────────────── */
.main-content {
  grid-column: 2;
  grid-row: 2;
  padding: 28px;
  overflow-y: auto;
}

/* ── Metric Cards ──────────────────────────────────────────── */
.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.metric-card {
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: transform var(--t-base) var(--ease-out),
              box-shadow var(--t-base) ease;
}
.metric-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
}
.metric-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card), 0 8px 32px rgba(0,0,0,0.30);
}
.metric-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: 8px;
}
.metric-value {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 32px);
  font-weight: 700;
  letter-spacing: -0.04em;
  font-variant-numeric: tabular-nums;
  color: var(--text-primary);
  margin-bottom: 8px;
}
.metric-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--r-full);
}
.metric-badge.up   { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16,185,129,0.25); }
.metric-badge.down { background: var(--danger-bg);  color: var(--danger);  border: 1px solid rgba(239,68,68,0.25); }
.metric-icon {
  position: absolute;
  right: 20px;
  top: 20px;
  width: 36px;
  height: 36px;
  border-radius: var(--r-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0.6;
}

/* ── Dashboard Grid (charts + tables) ─────────────────────── */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}
.col-8  { grid-column: span 8; }
.col-4  { grid-column: span 4; }
.col-6  { grid-column: span 6; }
.col-12 { grid-column: span 12; }
@media (max-width: 1100px) {
  .col-8, .col-4, .col-6 { grid-column: span 12; }
}

.chart-card {
  padding: 24px;
}
.chart-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.chart-card-title {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}
.chart-card-sub {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

/* ── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  padding: 10px 20px;
  border-radius: var(--r-md);
  border: none;
  cursor: pointer;
  transition: all var(--t-fast) var(--ease-out);
  min-height: 44px;
  touch-action: manipulation;
  text-decoration: none;
}
.btn-primary {
  background: var(--brand);
  color: #0a0f1e;
  position: relative;
  overflow: hidden;
}
.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}
.btn-primary:hover {
  background: #fbbf24;
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(245,158,11,0.30);
}
.btn-primary:active { transform: translateY(0); }

.btn-glass {
  background: var(--glass-2);
  border: 1px solid var(--glass-border-2);
  color: var(--text-primary);
  backdrop-filter: var(--blur-sm);
  -webkit-backdrop-filter: var(--blur-sm);
}
.btn-glass:hover {
  background: var(--glass-3);
  border-color: var(--glass-border-3);
}

.btn-danger {
  background: var(--danger-bg);
  border: 1px solid rgba(239,68,68,0.30);
  color: var(--danger);
}
.btn-danger:hover { background: rgba(239,68,68,0.18); }

/* ── Forms ─────────────────────────────────────────────────── */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 16px;
}
.form-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}
.form-input {
  background: var(--glass-1);
  border: 1px solid var(--glass-border-2);
  border-radius: var(--r-md);
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--text-primary);
  outline: none;
  transition: border-color var(--t-fast), box-shadow var(--t-fast);
  min-height: 44px;
}
.form-input::placeholder { color: var(--text-tertiary); }
.form-input:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(245,158,11,0.12);
}

/* ── Select nativo — força dark em todos os browsers ─────────── */
select.form-input,
select {
  color-scheme: dark;
  background-color: var(--bg-elevated);
  color: var(--text-primary);
}
select.form-input option,
select option {
  background-color: var(--bg-elevated);
  color: var(--text-primary);
}
select.form-input optgroup,
select optgroup {
  background-color: var(--bg-surface);
  color: var(--text-tertiary);
  font-size: 11px;
}
/* cat-select usado em tabelas de importação */
.cat-select {
  color-scheme: dark;
  background-color: var(--bg-elevated);
  color: var(--text-primary);
}
.cat-select option  { background-color: var(--bg-elevated); color: var(--text-primary); }
.cat-select optgroup{ background-color: var(--bg-surface);  color: var(--text-tertiary); }
.form-input.error {
  border-color: var(--danger);
  box-shadow: 0 0 0 3px var(--danger-bg);
}
.form-error {
  font-size: 12px;
  color: var(--danger);
  display: none;
}
.form-error.show { display: block; }

/* ── Badges ────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--r-full);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.badge-success { background: var(--success-bg); color: var(--success); border: 1px solid rgba(16,185,129,0.25); }
.badge-danger  { background: var(--danger-bg);  color: var(--danger);  border: 1px solid rgba(239,68,68,0.25); }
.badge-warning { background: var(--warning-bg); color: var(--warning); border: 1px solid rgba(245,158,11,0.25); }
.badge-info    { background: var(--info-bg);    color: var(--info);    border: 1px solid rgba(99,102,241,0.25); }

/* ── Avatar ────────────────────────────────────────────────── */
.avatar {
  width: 34px;
  height: 34px;
  border-radius: var(--r-full);
  background: var(--brand-glow);
  border: 1px solid rgba(245,158,11,0.30);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 700;
  color: var(--brand);
  flex-shrink: 0;
}

/* ── Table ─────────────────────────────────────────────────── */
.data-table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table {
  width: 100%;
  min-width: 560px;
  border-collapse: separate;
  border-spacing: 0;
}
.data-table th {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding: 12px 16px;
  border-bottom: 1px solid var(--glass-border-1);
  text-align: left;
}
.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  color: var(--text-secondary);
  font-size: 14px;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td {
  background: rgba(255,255,255,0.02);
  color: var(--text-primary);
}

/* ── Entrada Animations ────────────────────────────────────── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInScale {
  from { opacity: 0; transform: scale(0.96); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-16px); }
  to   { opacity: 1; transform: translateX(0); }
}
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}
@keyframes pulse-brand {
  0%, 100% { box-shadow: 0 0 0 0 rgba(245,158,11,0); }
  50%       { box-shadow: 0 0 0 6px rgba(245,158,11,0.12); }
}

.anim-fade-up  { animation: fadeInUp    var(--t-slow) var(--ease-out) both; }
.anim-fade-in  { animation: fadeInScale var(--t-slow) var(--ease-out) both; }
.anim-slide-in { animation: slideInLeft var(--t-slow) var(--ease-out) both; }

/* Stagger delays para entradas em sequência */
.delay-1 { animation-delay: 60ms; }
.delay-2 { animation-delay: 120ms; }
.delay-3 { animation-delay: 180ms; }
.delay-4 { animation-delay: 240ms; }
.delay-5 { animation-delay: 300ms; }

/* Skeleton loader */
.skeleton {
  background: linear-gradient(90deg, var(--glass-1) 25%, var(--glass-2) 50%, var(--glass-1) 75%);
  background-size: 400px 100%;
  animation: shimmer 1.4s ease-in-out infinite;
  border-radius: var(--r-sm);
}

/* ── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar       { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--glass-2); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--glass-3); }

/* ── Mobile ────────────────────────────────────────────────── */
@media (max-width: 1023px) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-rows: 60px 1fr 60px;
  }
  .sidebar { display: none; }
  .topbar  { grid-column: 1; grid-row: 1; }
  .main-content { grid-column: 1; grid-row: 2; padding: 16px; }
  .bottom-nav {
    display: flex;
    grid-column: 1; grid-row: 3;
    background: rgba(7,11,20,0.95);
    border-top: 1px solid var(--glass-border-1);
    backdrop-filter: var(--blur-md);
    -webkit-backdrop-filter: var(--blur-md);
  }
}
@media (min-width: 1024px) {
  .bottom-nav { display: none; }
}

.bottom-nav {
  align-items: center;
  justify-content: space-around;
  padding: 0 8px;
  padding-bottom: env(safe-area-inset-bottom);
}
.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 16px;
  color: var(--text-tertiary);
  text-decoration: none;
  font-size: 10px;
  font-weight: 500;
  transition: color var(--t-fast);
  min-width: 44px;
  touch-action: manipulation;
}
.bottom-nav-item.active { color: var(--brand); }
.bottom-nav-item svg    { width: 22px; height: 22px; }

/* ── Utilities ─────────────────────────────────────────────── */
.text-brand    { color: var(--brand); }
.text-success  { color: var(--success); }
.text-danger   { color: var(--danger); }
.text-muted    { color: var(--text-tertiary); }
.text-sm       { font-size: 13px; }
.text-xs       { font-size: 11px; }
.font-display  { font-family: var(--font-display); }
.font-mono     { font-family: 'Courier New', monospace; font-variant-numeric: tabular-nums; }
.flex          { display: flex; }
.flex-col      { flex-direction: column; }
.items-center  { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2         { gap: 8px; }
.gap-3         { gap: 12px; }
.gap-4         { gap: 16px; }
.mt-auto       { margin-top: auto; }
.mb-4          { margin-bottom: 16px; }
.mb-6          { margin-bottom: 24px; }
.p-4           { padding: 16px; }
.p-6           { padding: 24px; }
.w-full        { width: 100%; }
.hidden        { display: none; }