/* =========================================================
   Design tokens — altere aqui para mudar o tema inteiro
   ========================================================= */
:root {
  --color-bg:              #f5f5f5;
  --color-surface:         #fff;
  --color-surface-alt:     #f9fafb;
  --color-surface-hover:   #fafafa;
  --color-border:          #e5e7eb;
  --color-border-input:    #d1d5db;

  --color-text:            #222;
  --color-text-secondary:  #374151;
  --color-text-muted:      #6b7280;
  --color-text-light:      #9ca3af;
  --color-text-label:      #444;

  --color-primary:         #2563eb;
  --color-primary-hover:   #1d4ed8;
  --color-primary-ring:    rgba(59, 130, 246, .15);
  --color-accent:          #3b82f6;

  --color-danger:          #dc2626;
  --color-danger-hover:    #b91c1c;
  --color-danger-bg:       #fee2e2;
  --color-danger-text:     #991b1b;
  --color-danger-border:   #fca5a5;

  --color-success-bg:      #d1fae5;
  --color-success-text:    #065f46;
  --color-success-border:  #6ee7b7;

  --color-nav-bg:          #1a1a2e;
  --color-nav-link:        #a9c8f5;

  --radius:    6px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 4px rgba(0, 0, 0, .08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, .13);
}

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

body {
  font-family: system-ui, -apple-system, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  min-height: 100vh;
}

/* =========================================================
   Navigation
   ========================================================= */
nav {
  background: var(--color-nav-bg);
  color: #fff;
  padding: .75rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}
nav a {
  color: var(--color-nav-link);
  text-decoration: none;
  font-size: .9rem;
  display: flex;
  align-items: center;
  gap: .25rem;
  transition: color .15s;
}
nav a:hover,
nav a.nav-active { color: #fff; }
nav a.nav-active { font-weight: 600; }
nav .brand { font-weight: 700; font-size: 1.1rem; color: #fff; text-decoration: none; }
nav .user-info { font-size: .8rem; color: var(--color-text-light); }
nav .nav-icon {
  font-size: 1rem;
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 20;
}

/* =========================================================
   Layout
   ========================================================= */
.container { max-width: 960px; margin: 0 auto; padding: 1.5rem 1rem; }
.page-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 1.25rem; }

/* =========================================================
   Card
   ========================================================= */
.card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 1.5rem;
  margin-bottom: 1rem;
  overflow-x: auto;
}

/* =========================================================
   Forms
   ========================================================= */
.form-group { margin-bottom: 1rem; }
label {
  display: block;
  font-size: .85rem;
  font-weight: 600;
  margin-bottom: .35rem;
  color: var(--color-text-label);
}
input[type=text],
input[type=password],
input[type=email],
input[type=number],
input[type=date],
select,
textarea {
  width: 100%;
  padding: .5rem .75rem;
  border: 1px solid var(--color-border-input);
  border-radius: var(--radius);
  font-size: .95rem;
  background: var(--color-surface);
  transition: border-color .15s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ring);
}
textarea { min-height: 80px; resize: vertical; }

/* =========================================================
   Buttons
   ========================================================= */
.btn {
  display: inline-block;
  padding: .5rem 1.1rem;
  border-radius: var(--radius);
  border: none;
  font-size: .9rem;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: background .15s;
}
.btn-primary   { background: var(--color-primary);  color: #fff; }
.btn-primary:hover  { background: var(--color-primary-hover); }
.btn-secondary { background: var(--color-border);   color: var(--color-text-secondary); }
.btn-secondary:hover { background: var(--color-border-input); }
.btn-danger    { background: var(--color-danger);   color: #fff; }
.btn-danger:hover  { background: var(--color-danger-hover); }
.btn-sm        { padding: .3rem .75rem; font-size: .8rem; }
.btn:disabled  { opacity: .55; cursor: not-allowed; pointer-events: none; }

/* =========================================================
   Tables
   ========================================================= */
table { width: 100%; border-collapse: collapse; font-size: .9rem; }
th {
  text-align: left;
  padding: .6rem .75rem;
  background: var(--color-surface-alt);
  border-bottom: 2px solid var(--color-border);
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--color-text-muted);
}
td { padding: .65rem .75rem; border-bottom: 1px solid #f0f0f0; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--color-surface-hover); }

/* Empty state padronizado */
.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--color-text-muted);
  font-size: .9rem;
}

/* =========================================================
   Badges
   ========================================================= */
.badge {
  display: inline-block;
  padding: .2rem .5rem;
  border-radius: 4px;
  font-size: .75rem;
  font-weight: 600;
}
.badge-green { background: var(--color-success-bg);   color: var(--color-success-text); }
.badge-gray  { background: #f3f4f6;                   color: var(--color-text-muted); }
.badge-blue  { background: #dbeafe;                   color: var(--color-primary-hover); }

/* =========================================================
   Edited indicator tooltip
   ========================================================= */
.edited-indicator {
  position: relative;
  display: inline-block;
  cursor: help;
  color: var(--color-text-muted);
  vertical-align: middle;
}
.edited-indicator::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 130%;
  left: 50%;
  transform: translateX(-50%);
  background: #1f2937;
  color: #fff;
  padding: .3rem .6rem;
  border-radius: 4px;
  font-size: .75rem;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity .15s;
  z-index: 10;
}
.edited-indicator:hover::after { opacity: 1; }

/* =========================================================
   Alerts
   ========================================================= */
.alert {
  padding: .75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: .9rem;
}
.alert-error   { background: var(--color-danger-bg);  color: var(--color-danger-text);  border: 1px solid var(--color-danger-border); }
.alert-success { background: var(--color-success-bg); color: var(--color-success-text); border: 1px solid var(--color-success-border); }

/* =========================================================
   Misc utilities
   ========================================================= */
.login-wrap     { max-width: 380px; margin: 80px auto; }

.oauth-divider {
  display: flex;
  align-items: center;
  gap: .75rem;
  margin: 1.25rem 0 1rem;
  color: var(--color-text-muted);
  font-size: .8rem;
}
.oauth-divider::before,
.oauth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.btn-google {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .6rem;
  width: 100%;
  padding: .55rem 1rem;
  border: 1px solid var(--color-border-input);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: .9rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: background .15s, border-color .15s;
}
.btn-google:hover {
  background: var(--color-surface-alt);
  border-color: #bbb;
}
.htmx-indicator { display: none; }
.htmx-request .htmx-indicator { display: inline; }
.flex           { display: flex; gap: .75rem; align-items: center; }
.ml-auto        { margin-left: auto; }
.text-sm        { font-size: .85rem; }
.text-muted     { color: var(--color-text-muted); }
.mb-1           { margin-bottom: .5rem; }
.mt-1           { margin-top: .5rem; }

/* Section divider title */
.section-title {
  font-size: 1rem;
  font-weight: 700;
  margin: 1.25rem 0 .5rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
  padding-bottom: .4rem;
}

/* =========================================================
   Pricing form columns
   ========================================================= */
.form-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

@media (max-width: 600px) {
  .form-cols        { grid-template-columns: 1fr; }
  .result-grid      { grid-template-columns: 1fr; }
  nav               { gap: .75rem; padding: .65rem 1rem; }
  .card             { padding: 1rem; }
}

/* =========================================================
   Simulator result
   ========================================================= */
#result { margin-top: 1.5rem; }
.result-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; }
.result-item { background: var(--color-surface-alt); border-radius: var(--radius); padding: .75rem 1rem; }
.result-label { font-size: .75rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: .04em; }
.result-value { font-size: 1.15rem; font-weight: 700; color: #111; margin-top: .15rem; }
.result-value.highlight { color: var(--color-primary); }

/* =========================================================
   Cost accordion
   ========================================================= */
.cost-accordion { border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; margin-top: .25rem; }
.cost-row { display: flex; align-items: center; padding: .55rem .75rem; border-bottom: 1px solid var(--color-border); }
.cost-row:last-child { border-bottom: none; }
.cost-row-plain { display: flex; justify-content: space-between; padding: .55rem .75rem; border-bottom: 1px solid var(--color-border); }
.cost-row-plain:last-child { border-bottom: none; }
.cost-row-total { display: flex; justify-content: space-between; padding: .6rem .75rem; font-weight: 700; background: var(--color-surface-alt); }

details.cost-row { display: block; padding: 0; }
details.cost-row > summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .55rem .75rem;
  cursor: pointer;
  list-style: none;
  user-select: none;
}
details.cost-row > summary::-webkit-details-marker { display: none; }
details.cost-row > summary::before {
  content: '▶';
  font-size: .65rem;
  color: var(--color-text-light);
  margin-right: .4rem;
  transition: transform .15s;
}
details.cost-row[open] > summary::before { transform: rotate(90deg); }
details.cost-row > summary:hover { background: #f3f4f6; }

.cost-row-label { flex: 1; font-size: .9rem; }
.cost-row-value { font-size: .9rem; font-variant-numeric: tabular-nums; min-width: 6rem; text-align: right; }
.cost-row-detail {
  padding: .4rem .75rem .6rem 1.75rem;
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-border);
}
.cost-detail-group { margin-bottom: .5rem; }
.cost-detail-group:last-child { margin-bottom: 0; }
.cost-detail-part { font-size: .8rem; font-weight: 600; color: var(--color-text-secondary); margin-bottom: .2rem; }
.cost-detail-line { display: flex; justify-content: space-between; font-size: .82rem; color: var(--color-text-muted); padding: .15rem 0; }
.cost-detail-line span:last-child { min-width: 5rem; text-align: right; font-variant-numeric: tabular-nums; }

/* =========================================================
   Home page
   ========================================================= */
.home-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem; margin-top: 1rem; }
@media (max-width: 700px) { .home-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .home-grid { grid-template-columns: 1fr; } }

.home-card {
  background: var(--color-surface);
  border-radius: 10px;
  padding: 1.5rem 1.25rem;
  box-shadow: var(--shadow-sm);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
  gap: .5rem;
  transition: box-shadow .15s, transform .15s;
}
.home-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.home-icon { font-size: 2.2rem; color: var(--color-accent); font-variation-settings: 'FILL' 0, 'wght' 300, 'GRAD' 0, 'opsz' 48; }
.home-card-title { font-weight: 700; font-size: 1rem; color: #1e293b; }
.home-card-desc  { font-size: .82rem; color: var(--color-text-muted); line-height: 1.4; }

/* =========================================================
   Dashboard stats
   ========================================================= */
.stat-pill {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: .45rem .85rem;
  font-size: .88rem;
  color: var(--color-text-secondary);
  box-shadow: 0 1px 3px rgba(0, 0, 0, .05);
}

/* =========================================================
   Nav dropdown (Estoque)
   ========================================================= */
.nav-dropdown { position: relative; display: flex; align-items: center; }
.nav-dropdown-btn {
  display: flex;
  align-items: center;
  gap: .2rem;
  background: none;
  border: none;
  color: #e5e7eb;
  font-size: .92rem;
  cursor: pointer;
  padding: .4rem .5rem;
  border-radius: var(--radius);
  transition: background .15s, color .15s;
  white-space: nowrap;
}
.nav-dropdown-btn:hover, .nav-dropdown.nav-active .nav-dropdown-btn { color: #fff; background: rgba(255,255,255,.12); }
.nav-dropdown-menu {
  display: none;
  position: absolute;
  left: 0;
  top: calc(100% + .3rem);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 6px 20px rgba(0,0,0,.13);
  min-width: 200px;
  z-index: 100;
  overflow: hidden;
}
.nav-dropdown.open .nav-dropdown-menu { display: block; }
.nav-dropdown-item {
  display: flex;
  align-items: center;
  gap: .4rem;
  padding: .55rem 1rem;
  font-size: .88rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: background .1s;
  white-space: nowrap;
}
.nav-dropdown-item:hover { background: #f3f4f6; color: var(--color-text); }
.nav-dropdown-item.active { background: #eff6ff; color: var(--color-primary-hover); font-weight: 600; }

/* =========================================================
   Workspace nav
   ========================================================= */
.nav-workspace-wrap { display: flex; align-items: center; }
.workspace-label { display: flex; align-items: center; gap: .25rem; font-size: .85rem; color: var(--color-text-light); }

.workspace-dropdown { position: relative; }
.workspace-btn {
  display: flex;
  align-items: center;
  gap: .25rem;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .15);
  color: #e5e7eb;
  border-radius: var(--radius);
  padding: .35rem .65rem;
  font-size: .85rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background .15s;
}
.workspace-btn:hover { background: rgba(255, 255, 255, .15); }
.workspace-menu {
  display: none;
  position: absolute;
  right: 0;
  top: calc(100% + .35rem);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: 0 6px 20px rgba(0, 0, 0, .13);
  min-width: 180px;
  z-index: 100;
  overflow: hidden;
}
.workspace-dropdown.open .workspace-menu { display: block; }
.workspace-menu-item {
  display: block;
  width: 100%;
  text-align: left;
  padding: .55rem 1rem;
  background: none;
  border: none;
  font-size: .88rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background .1s;
}
.workspace-menu-item:hover  { background: #f3f4f6; }
.workspace-menu-item.active { background: #eff6ff; color: var(--color-primary-hover); font-weight: 600; }

/* =========================================================
   Invite banner
   ========================================================= */
.invite-banner { background: #eff6ff; border-bottom: 1px solid #bfdbfe; padding: .6rem 1.5rem; }
.invite-item { display: flex; align-items: center; gap: .75rem; font-size: .88rem; color: #1e40af; flex-wrap: wrap; }
.invite-item + .invite-item { margin-top: .4rem; }

/* =========================================================
   Version badge
   ========================================================= */
.version-badge {
  position: fixed;
  bottom: .5rem;
  right: .75rem;
  font-size: .65rem;
  color: var(--color-text-light);
  opacity: .7;
  pointer-events: none;
  z-index: 999;
  font-family: monospace;
}