/* =========================================================
   AIPrint — Design system
   Light clean: branco + azul pastel, sem gradientes
   ========================================================= */

:root {
  /* paleta light — branco com azul pastel */
  --bg:           #f4f7fb;
  --bg-sub:       #eaf1f8;
  --surface:      #ffffff;
  --surface-2:    #f7fafd;
  --surface-3:    #eef4fa;
  --border:       #e3ebf3;
  --border-soft:  #eef3f8;
  --border-hard:  #cfdbe8;
  --text:         #0f2540;
  --text-2:       #4a5d75;
  --text-3:       #8b9ab0;
  --ink-inv:      #ffffff;

  --accent:        #4a90e2;   /* azul pastel principal */
  --accent-strong: #2e6fc4;
  --accent-soft:   #e6f0fb;
  --accent-ring:   rgba(74,144,226,.22);
  --accent-2:      #7fb3e8;   /* azul mais claro */

  --success:       #3aa284;
  --success-soft:  #dff3ec;
  --warning:       #d98b2e;
  --warning-soft:  #fbeed5;
  --danger:        #d96074;
  --danger-soft:   #fbe3e8;

  --shadow-sm:  0 1px 2px rgba(15,37,64,.04);
  --shadow:     0 2px 8px rgba(15,37,64,.05), 0 1px 2px rgba(15,37,64,.03);
  --shadow-lg:  0 8px 24px rgba(15,37,64,.07), 0 2px 6px rgba(15,37,64,.04);
  --shadow-xl:  0 16px 40px rgba(15,37,64,.10), 0 4px 12px rgba(15,37,64,.05);
  --shadow-glow: 0 0 0 4px var(--accent-ring);

  --radius-sm: 8px;
  --radius:    12px;
  --radius-lg: 16px;
  --radius-xl: 22px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

html {
  background: var(--bg);
  color-scheme: light;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'cv02','cv03','cv04','cv11';
}

/* tipografia */
h1, h2, h3, h4 { letter-spacing: -.018em; color: var(--text); margin: 0; }
.font-mono { font-family: 'Geist Mono', ui-monospace, 'SF Mono', Menlo, monospace; }

/* foco acessível */
:focus-visible { outline: none; box-shadow: var(--shadow-glow); border-radius: 8px; }

/* hide */
[hidden] { display: none !important; }

/* ============== Componentes globais ============== */

/* botões */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 16px; border-radius: 10px;
  font-size: 13.5px; font-weight: 600; letter-spacing: -.005em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
  user-select: none;
}
.btn:active { transform: translateY(1px); }
.btn-primary {
  color: #fff; background: var(--accent);
  box-shadow: 0 2px 6px rgba(74,144,226,.22);
}
.btn-primary:hover { background: var(--accent-strong); box-shadow: 0 4px 12px rgba(74,144,226,.28); }
.btn-ghost {
  background: var(--surface); color: var(--text);
  border-color: var(--border);
}
.btn-ghost:hover { background: var(--surface-2); border-color: var(--border-hard); }
.btn-danger {
  color: #fff;
  background: var(--danger);
  box-shadow: 0 2px 6px rgba(217,96,116,.22);
}
.btn-danger:hover { filter: brightness(.95); }
.btn-soft {
  background: var(--accent-soft); color: var(--accent-strong);
}
.btn-soft:hover { background: color-mix(in srgb, var(--accent-soft) 70%, var(--accent) 30%); }

/* inputs */
.input, select.input, textarea.input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
  transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
}
.input::placeholder { color: var(--text-3); }
.input:hover { border-color: var(--border-hard); }
.input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px var(--accent-ring); }

.label {
  display: block; font-size: 11px; font-weight: 600;
  letter-spacing: .08em; text-transform: uppercase;
  color: var(--text-2); margin-bottom: 6px;
}

/* cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}
.card-pad { padding: 22px; }

.surface-glass {
  background: color-mix(in srgb, var(--surface) 85%, transparent);
  backdrop-filter: blur(8px);
}

/* chips */
.chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 600; letter-spacing: .02em;
  background: var(--accent-soft); color: var(--accent-strong);
}
.chip-success { background: var(--success-soft); color: var(--success); }
.chip-warning { background: var(--warning-soft); color: var(--warning); }
.chip-danger  { background: var(--danger-soft);  color: var(--danger); }
.chip-muted   { background: var(--surface-3); color: var(--text-2); }

/* tabela */
.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.tbl thead th {
  text-align: left; padding: 12px 16px;
  font-size: 10.5px; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--text-3);
  background: var(--surface-2);
  border-bottom: 1px solid var(--border);
}
.tbl tbody td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border-soft);
  vertical-align: middle;
}
.tbl tbody tr { transition: background .15s ease; }
.tbl tbody tr:hover { background: var(--surface-2); }
.tbl tbody tr:last-child td { border-bottom: none; }

/* link */
a { color: var(--accent-strong); text-decoration: none; }
a:hover { color: var(--accent); }

/* ============== Layout: sidebar + main ============== */

.app-shell { min-height: 100vh; display: grid; grid-template-columns: 248px 1fr; }
@media (max-width: 900px) { .app-shell { grid-template-columns: 1fr; } }

.side {
  position: sticky; top: 0; height: 100vh;
  padding: 22px 14px;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex; flex-direction: column; gap: 20px;
  z-index: 10;
}
.side-brand {
  display: flex; align-items: center; gap: 10px;
  padding: 4px 8px;
}
.side-brand .logo {
  width: 34px; height: 34px; border-radius: 10px;
  background: var(--accent);
  box-shadow: 0 2px 6px rgba(74,144,226,.22);
  display: grid; place-items: center;
  color: #fff; font-weight: 800; font-size: 14px; letter-spacing: -.02em;
}
.side-brand .name {
  font-weight: 700; letter-spacing: -.015em;
}
.side-brand .name small {
  display: block; font-size: 10.5px; font-weight: 500;
  color: var(--text-3); letter-spacing: .12em; text-transform: uppercase;
}

.side-section { font-size: 10.5px; font-weight: 700; letter-spacing: .14em;
  text-transform: uppercase; color: var(--text-3); padding: 8px 14px 4px; }

.side-nav { display: flex; flex-direction: column; gap: 2px; }
.side-link {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 12px; border-radius: 10px;
  font-size: 13.5px; font-weight: 500;
  color: var(--text-2); cursor: pointer;
  transition: background .15s ease, color .15s ease, transform .15s ease;
  position: relative;
}
.side-link:hover { background: var(--surface-2); color: var(--text); }
.side-link.active {
  background: var(--accent-soft); color: var(--accent-strong); font-weight: 600;
}
.side-link.active::before {
  content:''; position:absolute; left:-14px; top:8px; bottom:8px; width:3px;
  border-radius: 3px; background: var(--accent);
}
.side-link.dim { color: var(--text-3); cursor: not-allowed; }
.side-link svg { width: 17px; height: 17px; flex-shrink: 0; opacity: .9; }

.side-foot { margin-top: auto; padding: 10px; border-top: 1px solid var(--border-soft); }

/* topbar */
.topbar {
  position: sticky; top: 0; z-index: 9;
  padding: 14px 28px;
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-soft);
  display: flex; align-items: center; justify-content: space-between; gap: 18px;
}
.topbar h1 { font-size: 17px; font-weight: 700; }

.theme-toggle {
  width: 38px; height: 38px; border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface);
  display: grid; place-items: center; cursor: pointer;
  color: var(--text-2);
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.theme-toggle:hover { background: var(--surface-2); color: var(--text); border-color: var(--border-hard); }
.theme-toggle svg { width: 18px; height: 18px; }

.user-pill {
  display: flex; align-items: center; gap: 10px;
  padding: 6px 10px 6px 6px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
}
.user-pill .av {
  width: 28px; height: 28px; border-radius: 50%; flex-shrink: 0;
  background: var(--accent); color: #fff;
  display: grid; place-items: center; font-size: 11px; font-weight: 700;
}
.user-pill small { color: var(--text-3); }

.page { padding: 28px; max-width: 1400px; }

/* ============== KPIs ============== */
.kpi-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
@media (max-width: 900px) { .kpi-grid { grid-template-columns: repeat(2, 1fr); } }
.kpi {
  position: relative; overflow: hidden;
  padding: 20px;
  border-radius: var(--radius-lg);
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.kpi:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); border-color: var(--border-hard); }
.kpi-lbl { font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--text-3); font-weight: 600; }
.kpi-val { margin-top: 6px; font-size: 30px; font-weight: 800; letter-spacing: -.03em; font-variant-numeric: tabular-nums; color: var(--text); }

/* ============== Modal / dialog ============== */
.modal-overlay {
  position: fixed; inset: 0; z-index: 9999;
  display: none; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--text) 30%, transparent);
  backdrop-filter: blur(4px);
  padding: 16px;
  animation: fadeIn .18s ease;
}
.modal-overlay.show { display: flex; }
.modal-box {
  width: 100%; max-width: 460px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  animation: pop .22s cubic-bezier(.18,1.18,.36,1.06);
}
.modal-box.wide { max-width: 680px; }
.modal-body { padding: 26px; }
.modal-title { font-size: 17px; font-weight: 700; margin-bottom: 6px; }
.modal-msg { color: var(--text-2); font-size: 14px; line-height: 1.5; margin-bottom: 20px; }
.modal-actions { display: flex; gap: 8px; justify-content: flex-end; }

/* toast */
.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 10000;
  padding: 12px 18px; border-radius: 12px;
  background: var(--surface); color: var(--text);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-lg);
  font-size: 13.5px; font-weight: 600;
  display: flex; align-items: center; gap: 10px;
  transform: translateY(20px); opacity: 0;
  transition: transform .25s cubic-bezier(.18,1.18,.36,1.06), opacity .2s ease;
  pointer-events: none;
}
.toast.show { transform: translateY(0); opacity: 1; pointer-events: auto; }
.toast::before {
  content:''; width: 8px; height: 8px; border-radius: 50%; background: var(--accent);
}
.toast.success::before { background: var(--success); }
.toast.error::before   { background: var(--danger); }
.toast.warn::before    { background: var(--warning); }

/* ============== Animações ============== */
@keyframes fadeIn { from {opacity:0} to {opacity:1} }
@keyframes pop {
  from { opacity: 0; transform: scale(.96) translateY(6px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulseDot {
  0%,100% { transform: scale(1); opacity: .8; }
  50%     { transform: scale(1.4); opacity: 0; }
}

.fade-in { animation: slideUp .4s ease both; }
.fade-in[data-d="1"] { animation-delay: .05s; }
.fade-in[data-d="2"] { animation-delay: .10s; }
.fade-in[data-d="3"] { animation-delay: .15s; }
.fade-in[data-d="4"] { animation-delay: .20s; }
.fade-in[data-d="5"] { animation-delay: .25s; }

.live-dot {
  display: inline-block; width: 8px; height: 8px; border-radius: 50%;
  background: var(--success); position: relative;
}
.live-dot::after {
  content:''; position: absolute; inset: 0; border-radius: 50%;
  background: var(--success); animation: pulseDot 1.6s ease-out infinite;
}

/* ============== Páginas públicas ============== */
.hero {
  max-width: 1100px; margin: 0 auto;
  padding: 70px 28px 90px;
}
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: var(--surface); border: 1px solid var(--border);
  font-size: 12px; color: var(--text-2);
  box-shadow: var(--shadow-sm);
}
.hero h1 {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 800; letter-spacing: -.03em;
  margin: 24px 0 16px; line-height: 1.05;
  color: var(--text);
}
.hero h1 .em { color: var(--accent); }
.hero p.lead {
  color: var(--text-2); font-size: 17px; max-width: 580px; margin: 0;
}
.hero-actions { display: flex; gap: 10px; margin-top: 28px; }

.feature-grid {
  display: grid; grid-template-columns: repeat(3,1fr); gap: 14px;
  margin-top: 56px;
}
@media (max-width: 900px) { .feature-grid { grid-template-columns: 1fr; } }
.feature {
  padding: 22px; border-radius: var(--radius-lg);
  background: var(--surface); border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: transform .25s ease, box-shadow .25s ease;
}
.feature:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.feature h3 { font-size: 16px; margin-bottom: 6px; }
.feature p { color: var(--text-2); font-size: 13.5px; margin: 0; }
.feature .icon {
  width: 38px; height: 38px; border-radius: 10px;
  display: grid; place-items: center; margin-bottom: 14px;
  background: var(--accent-soft); color: var(--accent-strong);
}

/* auth */
.auth-shell {
  min-height: 100vh; display: grid; place-items: center; padding: 24px;
}
.auth-card {
  width: 100%; max-width: 440px;
  padding: 36px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-xl); box-shadow: var(--shadow-lg);
  animation: pop .35s ease both;
}
.auth-brand { text-align: center; margin-bottom: 28px; }
.auth-brand .logo {
  width: 48px; height: 48px; border-radius: 14px;
  background: var(--accent);
  display: grid; place-items: center; margin: 0 auto 14px;
  color: #fff; font-weight: 800; font-size: 18px;
  box-shadow: 0 4px 12px rgba(74,144,226,.28);
}
.auth-brand h1 { font-size: 20px; font-weight: 700; }
.auth-brand small { color: var(--text-3); font-size: 12.5px; }

.form-stack { display: flex; flex-direction: column; gap: 16px; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 520px) { .form-grid-2 { grid-template-columns: 1fr; } }

.alert {
  padding: 11px 14px; border-radius: 10px;
  font-size: 13px; line-height: 1.5;
}
.alert-error { background: var(--danger-soft); color: var(--danger); border: 1px solid color-mix(in srgb, var(--danger) 25%, transparent); }
.alert-info  { background: var(--accent-soft); color: var(--accent-strong); border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent); }
.alert-success { background: var(--success-soft); color: var(--success); border: 1px solid color-mix(in srgb, var(--success) 25%, transparent); }

/* 404/403 */
.empty-page {
  min-height: 100vh; display: grid; place-items: center; padding: 28px;
  text-align: center;
}
.empty-page .code {
  font-size: 86px; font-weight: 800; letter-spacing: -.04em;
  color: var(--accent);
}

/* utilidades */
.muted { color: var(--text-3); }
.txt-2 { color: var(--text-2); }
.spread { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.row { display: flex; align-items: center; gap: 10px; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; }

/* tabular nums em valores */
.num { font-variant-numeric: tabular-nums; letter-spacing: -.005em; }

/* search input flutuante */
.search {
  position: relative;
}
.search input {
  padding-left: 38px;
}
.search svg {
  position: absolute; left: 12px; top: 50%; transform: translateY(-50%);
  width: 16px; height: 16px; color: var(--text-3);
}