/* ============================================================
   Montenegro Afiliados — Design System
   Bloco 1: CSS Base + Componentes
   ============================================================ */

/* === TOKENS ================================================ */
:root {
  /* Cores Montenegro */
  --color-primary:       #066759;
  --color-primary-hover: #044d42;
  --color-primary-light: #088a76;
  --color-accent-bg:     #e6f4f1;

  /* Base */
  --color-bg: #ffffff;
  --color-fg: #171717;

  /* Escala de cinzas */
  --gray-50:  #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-800: #1f2937;

  /* Status */
  --color-success:    #059669;
  --color-success-bg: #d1fae5;
  --color-warning:    #d97706;
  --color-warning-bg: #fef3c7;
  --color-danger:     #dc2626;
  --color-danger-bg:  #fee2e2;
  --color-info:       #0284c7;
  --color-info-bg:    #e0f2fe;

  /* Tipografia */
  --font-sans: Arial, Helvetica, sans-serif;
  --font-mono: 'SF Mono', 'Consolas', monospace;

  /* Raios */
  --radius-sm:   8px;
  --radius:      12px;
  --radius-lg:   16px;
  --radius-full: 9999px;

  /* Sombras */
  --shadow-card:       0 1px 2px rgba(0,0,0,.04), 0 1px 3px rgba(0,0,0,.06);
  --shadow-card-hover: 0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.06);

  /* Espaçamento */
  --s-1:  4px;
  --s-2:  8px;
  --s-3:  12px;
  --s-4:  16px;
  --s-5:  20px;
  --s-6:  24px;
  --s-8:  32px;
  --s-10: 40px;
}

/* === BASE ================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

*:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

body {
  font-family: var(--font-sans);
  font-size: 14px;
  color: var(--color-fg);
  background: var(--color-bg);
  margin: 0;
}

/* === BUTTONS =============================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: var(--s-2) var(--s-4);
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-sans);
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
  line-height: 1.4;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.btn-secondary {
  background: #ffffff;
  color: var(--gray-800);
  border-color: var(--gray-200);
}
.btn-secondary:hover {
  background: var(--gray-50);
}

.btn-ghost {
  background: transparent;
  color: var(--gray-600);
  border-color: transparent;
}
.btn-ghost:hover {
  color: var(--color-primary);
}

.btn-danger {
  background: var(--color-danger);
  color: #ffffff;
  border-color: var(--color-danger);
}
.btn-danger:hover {
  background: #b91c1c;
  border-color: #b91c1c;
}

.btn.btn-cta {
  padding: var(--s-4);
  width: 100%;
  font-size: 16px;
}

.btn.btn-sm {
  padding: 6px 12px;
  font-size: 13px;
  border-radius: var(--radius-sm);
}

.btn-link {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  text-decoration: none;
}

/* === CARD ================================================== */
.card {
  background: #ffffff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: var(--s-4);
  box-shadow: var(--shadow-card);
}

.card.card-hover {
  transition: box-shadow 200ms ease;
}
.card.card-hover:hover {
  box-shadow: var(--shadow-card-hover);
}

.card.card-p-5 {
  padding: var(--s-5);
}

.card.card-accent {
  background: var(--color-accent-bg);
}

/* === TABLE ================================================= */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.table thead th {
  background: var(--gray-50);
  color: var(--gray-500);
  font-weight: 600;
  padding: 12px 16px;
  text-align: left;
}

.table tbody td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--gray-100);
  vertical-align: top;
}

.table tbody tr:hover {
  background: var(--gray-50);
}

.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* === FORM ================================================== */
.form-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-field label {
  font-size: 13px;
  color: var(--gray-600);
  font-weight: 500;
}

.form-field input,
.form-field select,
.form-field textarea {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: var(--s-2) var(--s-3);
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--color-fg);
  background: #ffffff;
  outline: none;
  width: 100%;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-primary);
}

.form-hint {
  font-size: 12px;
  color: var(--gray-500);
  margin: 0;
}

.form-error {
  font-size: 12px;
  color: var(--color-danger);
  margin: 0;
}

/* === BADGE ================================================= */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  font-size: 12px;
  font-weight: 500;
  border-radius: var(--radius-full);
  line-height: 1.4;
}

.badge-success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.badge-warning {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.badge-danger {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.badge-info {
  background: var(--color-info-bg);
  color: var(--color-info);
}

.badge-neutral {
  background: var(--gray-100);
  color: var(--gray-600);
}

/* === FLASH ================================================= */
.flash {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  border-left: 3px solid;
  margin-bottom: var(--s-4);
}

.flash-success {
  background: var(--color-success-bg);
  border-left-color: var(--color-success);
  color: #065f46;
}

.flash-error {
  background: var(--color-danger-bg);
  border-left-color: var(--color-danger);
  color: #991b1b;
}

.flash-warning {
  background: var(--color-warning-bg);
  border-left-color: var(--color-warning);
  color: #92400e;
}

.flash-info {
  background: var(--color-info-bg);
  border-left-color: var(--color-info);
  color: #075985;
}

/* === NAVBAR ================================================ */
.navbar {
  display: flex;
  align-items: center;
  gap: var(--s-6);
  padding: var(--s-3) var(--s-6);
  background: #ffffff;
  border-bottom: 1px solid var(--gray-200);
  box-shadow: 0 1px 3px rgba(0,0,0,.04);
}

.navbar-brand {
  font-weight: 600;
  font-size: 16px;
  color: var(--color-fg);
  text-decoration: none;
}

.navbar-nav {
  display: flex;
  align-items: center;
  gap: var(--s-5);
  margin-left: auto;
}

.navbar-link {
  color: var(--gray-600);
  font-size: 14px;
  text-decoration: none;
}
.navbar-link:hover {
  color: var(--color-primary);
}
.navbar-link.active {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.navbar-logout-form {
  display: inline;
  margin: 0;
}

/* === EMPTY STATE =========================================== */
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px;
  color: var(--gray-500);
  text-align: center;
}

.empty-state-icon {
  width: 48px;
  height: 48px;
  color: var(--gray-400);
  margin-bottom: var(--s-4);
}

.empty-state-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-600);
  margin: 0 0 var(--s-2);
}

.empty-state-description {
  font-size: 14px;
  color: var(--gray-500);
  margin: 0 0 var(--s-6);
}

/* === STAT CARD ============================================= */
.stat-label {
  font-size: 13px;
  color: var(--gray-500);
  font-weight: 500;
  margin: 0 0 var(--s-1);
}

.stat-value {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-fg);
  margin: 0;
  font-variant-numeric: tabular-nums;
}

.stat-hint {
  font-size: 12px;
  color: var(--gray-500);
  margin: var(--s-1) 0 0;
}

/* === UTILITIES ============================================= */
.muted       { color: var(--gray-500); }
.mono        { font-family: var(--font-mono); }
.num         { font-variant-numeric: tabular-nums; }
.text-right  { text-align: right; }
.text-center { text-align: center; }

.stack {
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.row {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: var(--s-4);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--s-6);
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-4);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--s-4);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--s-4);
}

/* === THEMES ================================================ */
body.theme-admin {}
body.theme-affiliate {}

/* === AUTH PAGES ============================================ */
body.auth-page {
  background: var(--gray-50);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.auth-shell {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--s-6) var(--s-4);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: #ffffff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  padding: var(--s-8);
}

.auth-card.auth-card-wide {
  max-width: 520px;
}

.auth-header {
  margin-bottom: var(--s-6);
  text-align: center;
}

.auth-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-fg);
  margin: 0 0 var(--s-2) 0;
}

.auth-subtitle {
  font-size: 14px;
  color: var(--gray-500);
  margin: 0;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--s-5);
}

.auth-footer {
  margin-top: var(--s-6);
  padding-top: var(--s-4);
  border-top: 1px solid var(--gray-100);
  text-align: center;
  font-size: 14px;
  color: var(--gray-500);
}

.auth-footer a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}

.auth-footer a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
  text-underline-offset: 2px;
}

@media (max-width: 767px) {
  .auth-shell {
    padding: var(--s-4) var(--s-3);
    align-items: flex-start;
  }

  .auth-card {
    padding: var(--s-6);
  }
}

/* === AFFILIATE DASHBOARD =================================== */
.page-header {
  margin-bottom: var(--s-6);
}

.page-greeting {
  font-size: 14px;
  color: var(--gray-500);
  margin: 0 0 var(--s-1) 0;
}

.page-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-fg);
  margin: 0;
}

.dashboard-stats {
  grid-template-columns: repeat(2, minmax(200px, 340px));
  justify-content: start;
  margin-bottom: var(--s-8);
}

.identity-card {
  background: var(--color-accent-bg);
  border: 1px solid #cfe5df;
  border-radius: var(--radius);
  padding: var(--s-5);
  margin-bottom: var(--s-6);
}

.identity-card-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary-hover);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0 0 var(--s-4) 0;
}

.identity-row {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  padding: var(--s-3) 0;
  border-bottom: 1px solid rgba(6, 103, 89, 0.1);
}

.identity-row:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.identity-row:first-of-type {
  padding-top: 0;
}

.identity-label {
  font-size: 12px;
  color: var(--gray-600);
  font-weight: 500;
  flex: 0 0 70px;
}

.identity-value {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 14px;
  color: var(--color-fg);
  word-break: break-all;
  min-width: 0;
}

.identity-value.identity-coupon {
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.btn-copy.is-copied {
  background: var(--color-accent-bg);
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.dashboard-section {
  margin-bottom: var(--s-8);
}

.dashboard-section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--s-4);
}

.dashboard-section-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-fg);
  margin: 0;
}

.dashboard-section-meta {
  font-size: 13px;
  color: var(--gray-500);
}

.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
}

.table-wrapper .table {
  margin: 0;
}

.section-empty {
  background: white;
  border: 1px dashed var(--gray-200);
  border-radius: var(--radius);
  padding: var(--s-8);
  text-align: center;
  color: var(--gray-500);
}

.section-empty-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-600);
  margin: 0 0 var(--s-1) 0;
}

.section-empty-description {
  font-size: 14px;
  margin: 0;
}

@media (max-width: 767px) {
  .identity-row {
    flex-direction: column;
    align-items: stretch;
    gap: var(--s-2);
  }

  .identity-label {
    flex: none;
  }

  .dashboard-stats {
    grid-template-columns: 1fr;
  }
}

/* === ADMIN DASHBOARD ======================================= */
.ops-block {
  background: var(--color-accent-bg);
  border: 1px solid #cfe5df;
  border-radius: var(--radius);
  padding: var(--s-5);
  margin-bottom: var(--s-6);
}

.ops-block-header {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  margin-bottom: var(--s-4);
}

.ops-block-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-primary-hover);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin: 0;
}

.ops-block-subtitle {
  font-size: 13px;
  color: var(--gray-600);
  margin-left: auto;
}

.ops-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-4);
}

.analytics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--s-4);
  margin-bottom: var(--s-8);
}

.dashboard-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-6);
}

@media (max-width: 1024px) {
  .analytics-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-mini-grid { grid-template-columns: 1fr; }
}

@media (max-width: 767px) {
  .ops-grid { grid-template-columns: 1fr; }
  .analytics-grid { grid-template-columns: 1fr; }
}

/* === ADMIN AFFILIATES ====================================== */
.list-toolbar {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  margin-bottom: var(--s-4);
  flex-wrap: wrap;
}

.list-toolbar-search {
  flex: 1;
  min-width: 240px;
  max-width: 400px;
  display: flex;
  gap: var(--s-2);
  align-items: center;
}

.list-toolbar-search input {
  flex: 1;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 14px;
  font-family: var(--font-sans);
  color: var(--color-fg);
  background: #ffffff;
  outline: none;
}

.list-toolbar-search input:focus {
  border-color: var(--color-primary);
}

.list-toolbar-meta {
  font-size: 13px;
  color: var(--gray-500);
  margin-left: auto;
}

.cell-stack {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cell-primary {
  font-size: 14px;
  color: var(--color-fg);
  font-weight: 500;
}

.cell-secondary {
  font-size: 12px;
  color: var(--gray-500);
}

.cell-cpf {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--gray-600);
}

/* Acessibilidade — oculta visualmente mas preserva pra screen readers */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* === INTEGRATION CARD ====================================== */
.integration-card {
  background: #ffffff;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius);
  padding: var(--s-5);
  margin-bottom: var(--s-6);
  box-shadow: var(--shadow-card);
}

.integration-card.integration-disconnected {
  background: var(--color-accent-bg);
  border-color: #cfe5df;
}

.integration-card-header {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  margin-bottom: var(--s-3);
}

.integration-card-header h2 {
  font-size: 16px;
  font-weight: 600;
  margin: 0;
  color: var(--color-fg);
}

.integration-details {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: var(--s-2) var(--s-4);
  margin: var(--s-3) 0;
  font-size: 13px;
}

.integration-details dt {
  color: var(--gray-500);
  font-weight: 500;
}

.integration-details dd {
  margin: 0;
  color: var(--color-fg);
}

@media (max-width: 540px) {
  .integration-details {
    grid-template-columns: 1fr;
    gap: var(--s-1);
  }
}

/* === ADMIN OPS (commissions + payments) =================== */
.list-toolbar select,
.list-toolbar input[type="text"],
.list-toolbar input[type="search"],
.list-toolbar input[type="month"] {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 14px;
  font-family: var(--font-sans);
  background: #ffffff;
  color: var(--color-fg);
  outline: none;
}

.list-toolbar select:focus,
.list-toolbar input[type="text"]:focus,
.list-toolbar input[type="search"]:focus,
.list-toolbar input[type="month"]:focus {
  border-color: var(--color-primary);
}

.list-toolbar-filter {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.list-toolbar-filter-label {
  font-size: 11px;
  color: var(--gray-500);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.ops-cta {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  margin-bottom: var(--s-4);
  padding: var(--s-3) var(--s-4);
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
}

.ops-cta-label {
  font-size: 13px;
  color: var(--gray-600);
  flex: 1;
}

.table-actions {
  display: flex;
  gap: var(--s-2);
  align-items: center;
  flex-wrap: nowrap;
  white-space: nowrap;
}

.table-actions form {
  display: inline;
  margin: 0;
}

.btn-tiny {
  padding: 4px 10px;
  font-size: 12px;
  border-radius: 6px;
  font-weight: 500;
}

.receipt-state {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  font-size: 13px;
}

.receipt-state-link {
  color: var(--color-primary);
  text-decoration: none;
}

.receipt-state-link:hover {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.receipt-upload-form {
  display: flex;
  align-items: center;
  gap: var(--s-2);
  flex-wrap: nowrap;
  margin-top: var(--s-2);
}

.receipt-upload-form input[type="file"] {
  font-size: 12px;
  max-width: 180px;
}

@media (max-width: 767px) {
  .table-actions {
    flex-direction: column;
    align-items: stretch;
    gap: var(--s-1);
  }

  .receipt-upload-form {
    flex-direction: column;
    align-items: stretch;
  }

  .receipt-upload-form input[type="file"] {
    max-width: none;
  }
}

/* === HOME LANDING ========================================== */
.home-pitch {
  font-size: 14px;
  color: var(--gray-600);
  text-align: center;
  line-height: 1.5;
  margin: var(--s-4) 0 var(--s-5);
}

/* === RESPONSIVE ============================================ */
@media (max-width: 767px) {
  .navbar {
    flex-direction: column;
    gap: var(--s-3);
    padding: var(--s-3) var(--s-4);
  }

  .navbar-nav {
    margin-left: 0;
  }

  .container {
    padding: 0 var(--s-4);
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
}