/* ============================================================
   EQI Budget System — styles.css
   Mobile-first, cross-browser, WCAG AA
   Brandbook: #009E76 | #63C6A5 | #FFFAFA | #F2EDED | #D9E3E0 | #00291E
   ============================================================ */

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

/* --- Design tokens --- */
:root {
  --green-primary: #009E76;
  --green-light:   #63C6A5;
  --green-muted:   #D9E3E0;
  --green-dark:    #00291E;
  --off-white:     #FFFAFA;
  --surface:       #F2EDED;
  --text-base:     #1A1A1A;
  --text-muted:    #5A6A66;
  --border:        #D0DCDA;
  --header-h:      64px;
  --radius:        8px;
  --shadow-sm:     0 1px 4px rgba(0, 41, 30, 0.08);
  --shadow-md:     0 4px 16px rgba(0, 41, 30, 0.12);
  --transition:    150ms ease;
}

/* --- Base --- */
html {
  -webkit-text-size-adjust: 100%;
      -ms-text-size-adjust: 100%;
          text-size-adjust: 100%;
  scroll-behavior: smooth;
  height: 100%;
}

body {
  min-height: 100%;
  min-height: -webkit-fill-available;
  font-family: 'Aeonik', system-ui, -apple-system, BlinkMacSystemFont,
               'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-base);
  background-color: var(--off-white);
  -webkit-font-smoothing:  antialiased;
  -moz-osx-font-smoothing: grayscale;
  -webkit-tap-highlight-color: transparent;
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ============================================================
   APP SHELL
   ============================================================ */
.page-shell {
  display: -webkit-box;
  display:    -ms-flexbox;
  display:        flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  min-height: 100vh;
  min-height: -webkit-fill-available;
}

/* ============================================================
   HEADER
   ============================================================ */
.page-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  display: -webkit-box;
  display:    -ms-flexbox;
  display:        flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
      justify-content: space-between;
  gap: 1rem;
  padding: 0 1.25rem;
  background-color: rgba(0, 41, 30, 0.97);
  border-bottom: 1px solid rgba(99, 198, 165, 0.15);
}

/* backdrop-filter: progressive enhancement */
@supports (backdrop-filter: blur(1px)) {
  .page-header {
    background-color: rgba(0, 41, 30, 0.88);
            backdrop-filter: blur(10px);
  }
}
@supports (-webkit-backdrop-filter: blur(1px)) {
  .page-header {
    background-color: rgba(0, 41, 30, 0.88);
    -webkit-backdrop-filter: blur(10px);
  }
}

/* --- Brand --- */
.brand {
  display: -webkit-box;
  display:    -ms-flexbox;
  display:        flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 0.625rem;
  -ms-flex-negative: 0;
      flex-shrink: 0;
}

.brand-mark {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--off-white);
  background-color: var(--green-primary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius);
  line-height: 1;
}

.brand-signature {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--green-muted);
  letter-spacing: 0.02em;
}

/* --- Hamburger toggle (mobile only) --- */
.nav-toggle {
  display: -webkit-box;
  display:    -ms-flexbox;
  display:        flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: transparent;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  -ms-flex-negative: 0;
      flex-shrink: 0;
  -webkit-transition: background-color var(--transition);
          transition: background-color var(--transition);
}

.nav-toggle:hover {
  background-color: rgba(99, 198, 165, 0.12);
}

.nav-toggle:focus-visible {
  outline: 2px solid var(--green-light);
  outline-offset: 2px;
}

.bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--green-muted);
  border-radius: 2px;
  -webkit-transition: opacity var(--transition),
                      -webkit-transform var(--transition);
          transition: opacity var(--transition),
                      transform var(--transition);
  -webkit-transform-origin: center;
          transform-origin: center;
}

/* Hamburger morphs into X when open */
.nav-toggle[aria-expanded="true"] .bar:nth-child(1) {
  -webkit-transform: translateY(7px) rotate(45deg);
          transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .bar:nth-child(2) {
  opacity: 0;
  -webkit-transform: scaleX(0);
          transform: scaleX(0);
}
.nav-toggle[aria-expanded="true"] .bar:nth-child(3) {
  -webkit-transform: translateY(-7px) rotate(-45deg);
          transform: translateY(-7px) rotate(-45deg);
}

/* --- Navigation links --- */
.nav-links {
  display: none;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  position: absolute;
  top: var(--header-h);
  left: 0;
  right: 0;
  background-color: var(--green-dark);
  border-bottom: 1px solid rgba(99, 198, 165, 0.15);
  padding: 0.5rem 0;
  z-index: 99;
  box-shadow: var(--shadow-md);
}

.nav-links.is-open {
  display: -webkit-box;
  display:    -ms-flexbox;
  display:        flex;
}

.nav-links a {
  display: block;
  padding: 0.75rem 1.25rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--green-muted);
  letter-spacing: 0.01em;
  -webkit-transition: background-color var(--transition), color var(--transition);
          transition: background-color var(--transition), color var(--transition);
}

.nav-links a:hover {
  background-color: rgba(99, 198, 165, 0.1);
  color: var(--off-white);
}

.nav-links a[aria-current="page"] {
  color: var(--off-white);
  background-color: rgba(0, 158, 118, 0.2);
  border-left: 3px solid var(--green-primary);
  padding-left: calc(1.25rem - 3px);
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
#main-content {
  -webkit-box-flex: 1;
      -ms-flex: 1;
          flex: 1;
  padding: 1.5rem 1.25rem 3rem;
  width: 100%;
}

/* ============================================================
   HERO CARD
   ============================================================ */
.hero-card {
  background: -webkit-linear-gradient(135deg, var(--green-dark) 0%, rgba(0, 158, 118, 0.85) 100%);
  background:         linear-gradient(135deg, var(--green-dark) 0%, rgba(0, 158, 118, 0.85) 100%);
  border-radius: calc(var(--radius) * 2);
  padding: 2rem 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-md);
  display: -webkit-box;
  display:    -ms-flexbox;
  display:        flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 1.5rem;
}

.hero-text { max-width: 680px; }

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 0.75rem;
}

.hero-text h1 {
  font-size: 1.375rem;
  font-size: clamp(1.375rem, 4vw, 2.25rem);
  font-weight: 700;
  line-height: 1.25;
  color: var(--off-white);
  margin-bottom: 0.75rem;
}

.hero-text p {
  font-size: 0.875rem;
  font-size: clamp(0.875rem, 2vw, 1rem);
  color: var(--green-muted);
  line-height: 1.7;
}

.hero-actions {
  display: -webkit-box;
  display:    -ms-flexbox;
  display:        flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  gap: 0.75rem;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.button[hidden] {
  display: none;
}

.button {
  display: -webkit-inline-box;
  display:    -ms-inline-flexbox;
  display:        inline-flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
      justify-content: center;
  padding: 0.625rem 1.375rem;
  border-radius: var(--radius);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
  -webkit-transition: background-color var(--transition),
                      color           var(--transition),
                      box-shadow      var(--transition);
          transition: background-color var(--transition),
                      color           var(--transition),
                      box-shadow      var(--transition);
  will-change: transform;
  -webkit-tap-highlight-color: transparent;
}

.button:focus-visible {
  outline: 2px solid var(--green-light);
  outline-offset: 3px;
}

.button.primary {
  background-color: var(--green-primary);
  color: #fff;
  border-color: var(--green-primary);
}
.button.primary:hover {
  background-color: #007d5e;
  border-color: #007d5e;
  box-shadow: 0 4px 12px rgba(0, 158, 118, 0.35);
}

.button.secondary {
  background-color: transparent;
  color: var(--off-white);
  border-color: rgba(217, 227, 224, 0.4);
}
.button.secondary:hover {
  background-color: rgba(217, 227, 224, 0.1);
  border-color: rgba(217, 227, 224, 0.7);
}

/* ============================================================
   OVERVIEW GRID
   ============================================================ */
.overview-grid {
  display: -ms-grid;
  display:     grid;
  -ms-grid-columns: 1fr;
      grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.status-card {
  background-color: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow-sm);
  display: -webkit-box;
  display:    -ms-flexbox;
  display:        flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
      -ms-flex-direction: column;
          flex-direction: column;
  gap: 0.5rem;
}

.card-title {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.status-card strong {
  font-size: 1.25rem;
  font-size: clamp(1.25rem, 3vw, 1.625rem);
  font-weight: 700;
  color: var(--green-dark);
  line-height: 1.2;
}

/* ============================================================
   DETAIL PANEL
   ============================================================ */
.detail-panel {
  background-color: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 2rem;
}

.panel-header {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--surface);
}

.panel-header h2 {
  font-size: 1.125rem;
  font-size: clamp(1.125rem, 2.5vw, 1.375rem);
  font-weight: 700;
  color: var(--green-dark);
  margin-bottom: 0.375rem;
}

.panel-header p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.panel-content {
  display: -ms-grid;
  display:     grid;
  -ms-grid-columns: 1fr;
      grid-template-columns: 1fr;
  gap: 1rem;
}

.info-block {
  padding: 1rem;
  background-color: var(--surface);
  border-radius: var(--radius);
  border-left: 3px solid var(--green-primary);
}

.info-block h3 {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--green-dark);
  margin-bottom: 0.375rem;
}

.info-block p {
  font-size: 0.875rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* ============================================================
   UPDATE BANNER
   ============================================================ */
.update-banner {
  display: -webkit-inline-box;
  display:    -ms-inline-flexbox;
  display:        inline-flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: rgba(0, 158, 118, 0.08);
  border: 1px solid rgba(0, 158, 118, 0.25);
  border-radius: 999px;
  font-size: 0.8125rem;
  color: var(--green-primary);
  font-weight: 500;
}

/* ============================================================
   RESPONSIVE — 480px: 2-column status grid
   ============================================================ */
@media (min-width: 480px) {
  .overview-grid {
    -ms-grid-columns: 1fr 1fr;
        grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   RESPONSIVE — 768px: desktop nav, 3-col grid
   ============================================================ */
@media (min-width: 768px) {
  #main-content {
    padding: 2.5rem 2rem 4rem;
  }

  /* Hide toggle, show inline nav */
  .nav-toggle {
    display: none;
  }

  .nav-links,
  .nav-links.is-open {
    display: -webkit-box !important;
    display:    -ms-flexbox !important;
    display:        flex !important;
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
    position: static;
    background: transparent;
    border: none;
    padding: 0;
    box-shadow: none;
    gap: 0.25rem;
  }

  .nav-links a {
    padding: 0.5rem 0.875rem;
    border-radius: var(--radius);
    color: var(--green-muted);
    font-size: 0.875rem;
    border-left: none;
  }

  .nav-links a:hover {
    background-color: rgba(99, 198, 165, 0.1);
    color: var(--off-white);
  }

  .nav-links a[aria-current="page"] {
    color: var(--off-white);
    background-color: rgba(0, 158, 118, 0.25);
    border-left: none;
    padding-left: 0.875rem;
  }

  /* Hero: two-column layout */
  .hero-card {
    -webkit-box-orient: horizontal;
    -webkit-box-direction: normal;
        -ms-flex-direction: row;
            flex-direction: row;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    padding: 3rem 2.5rem;
  }

  .hero-actions {
    -ms-flex-wrap: nowrap;
        flex-wrap: nowrap;
  }

  /* 3-column grids */
  .overview-grid {
    -ms-grid-columns: 1fr 1fr 1fr;
        grid-template-columns: repeat(3, 1fr);
  }

  .panel-content {
    -ms-grid-columns: 1fr 1fr 1fr;
        grid-template-columns: repeat(3, 1fr);
  }
}

/* ============================================================
   RESPONSIVE — 1024px: wider padding
   ============================================================ */
@media (min-width: 1024px) {
  .page-header { padding: 0 2rem; }

  #main-content {
    padding: 3rem 2.5rem 5rem;
  }
}

/* ============================================================
   FOCUS — keyboard navigation
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--green-light);
  outline-offset: 2px;
}

:focus:not(:focus-visible) {
  outline: none;
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    -webkit-animation-duration:       0.01ms !important;
            animation-duration:       0.01ms !important;
    -webkit-animation-iteration-count: 1 !important;
            animation-iteration-count: 1 !important;
    -webkit-transition-duration:      0.01ms !important;
            transition-duration:      0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ============================================================
   FORCED COLORS (Windows High Contrast)
   ============================================================ */
@media (forced-colors: active) {
  .button.primary    { border-color: ButtonText; }
  .info-block        { border-color: Highlight; }
  .nav-links a[aria-current="page"] { border-color: Highlight; }
}

/* ============================================================
   VIRTUAL TABLE — spacers de virtualização
   ============================================================ */
.vt-spacer td {
  padding: 0 !important;
  border: none !important;
  line-height: 0;
}