/* ==========================================================================
   Tokens — light theme as default, dark theme honors OS preference.
   See STYLEGUIDE.md for the full token reference.
   ========================================================================== */

:root {
  /* surfaces */
  --bg-page: #f4f7fb;
  --bg-sidebar: #f7f9fb;
  --bg-card: #ffffff;
  --bg-input: #ffffff;
  --bg-muted: #f3f4f6;
  --bg-overlay: #f9fafb;

  /* text */
  --text-primary: #1f2937;
  --text-secondary: #3d4960;
  --text-muted: #6b7280;
  --text-inverse: #ffffff;

  /* borders */
  --border: #d9dee7;
  --border-strong: #c5cedb;

  /* brand */
  --accent: #1f6fd1;
  --accent-hover: #155bb0;
  --accent-soft: rgba(31, 111, 209, 0.12);

  /* feedback */
  --error-bg: #fef2f2;
  --error-fg: #991b1b;
  --error-border: #fecaca;
  --success-bg: #ecfdf5;
  --success-fg: #047857;
  --success-border: #a7f3d0;
  --warning-bg: #fffbeb;
  --warning-fg: #92400e;
  --warning-border: #fde68a;
  --info-bg: #eff6ff;
  --info-fg: #1e40af;
  --info-border: #bfdbfe;

  /* danger (action color, distinct from error feedback) */
  --color-danger: #b91c1c;
  --color-danger-hover: #991b1b;
  --color-danger-soft: rgba(185, 28, 28, 0.08);

  /* pills / badges */
  --badge-billed-bg: #fef3c7;
  --badge-billed-fg: #92400e;
  --badge-received-bg: #dbeafe;
  --badge-received-fg: #1e40af;
  --badge-confirmed-bg: #d1fae5;
  --badge-confirmed-fg: #065f46;

  --pill-pending-bg: #e5e7eb;
  --pill-pending-fg: #374151;
  --pill-in_progress-bg: #0881b1;
  --pill-in_progress-fg: #ffffff;
  --pill-complete-bg: #d1fae5;
  --pill-complete-fg: #065f46;

  /* shadows */
  --shadow-card: 0 12px 32px rgba(15, 23, 42, 0.07);
  --shadow-pop: 0 24px 60px rgba(15, 23, 42, 0.08);

  /* radii */
  --radius-sm: 10px;
  --radius-md: 22px;
  --radius-pill: 9999px;

  /* spacing scale (4px base) */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-7: 32px;
  --space-8: 40px;

  /* typography */
  --font-family-base: Inter, system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-size-2xs: 10px;
  --font-size-xs: 11px;
  --font-size-sm: 12px;
  --font-size-base: 13px;
  --font-size-md: 14px;
  --font-size-lg: 15px;
  --font-size-xl: 16px;
  --font-size-2xl: 18px;
  --font-size-3xl: 22px;
  --font-weight-regular: 400;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --line-height-tight: 1.2;
  --line-height-base: 1.5;

  /* motion */
  --motion-fast: 120ms;
  --motion-base: 200ms;
  --motion-ease: cubic-bezier(0.4, 0, 0.2, 1);

  /* component sizing */
  --target-min: 44px;
}

:root.theme-dark {
  --bg-page: #08111f;
  --bg-sidebar: #101b2b;
  --bg-card: rgba(10, 18, 31, 0.88);
  --bg-input: rgba(8, 17, 31, 0.9);
  --bg-muted: #162235;
  --bg-overlay: #121d2d;

  --text-primary: #f3f7ff;
  --text-secondary: #d7e1f1;
  --text-muted: #95a6c0;
  --text-inverse: #ffffff;

  --border: rgba(149, 166, 192, 0.22);
  --border-strong: rgba(149, 166, 192, 0.34);

  --accent: #3e8cff;
  --accent-hover: #69a7ff;
  --accent-soft: rgba(62, 140, 255, 0.18);

  --error-bg: #3a1d20;
  --error-fg: #f7a4a8;
  --error-border: #5a2d31;
  --success-bg: #142a1f;
  --success-fg: #79d99e;
  --success-border: #1f4530;
  --warning-bg: #3a2f12;
  --warning-fg: #f7c97a;
  --warning-border: #5a4a1f;
  --info-bg: #14253c;
  --info-fg: #7eb6f3;
  --info-border: #1f3a5a;

  --color-danger: #f7a4a8;
  --color-danger-hover: #fab8bc;
  --color-danger-soft: rgba(247, 164, 168, 0.12);

  --badge-billed-bg: #3a2f12;
  --badge-billed-fg: #f7c97a;
  --badge-received-bg: #14253c;
  --badge-received-fg: #7eb6f3;
  --badge-confirmed-bg: #142a1f;
  --badge-confirmed-fg: #79d99e;

  --pill-pending-bg: #2a333d;
  --pill-pending-fg: #b6c2cf;
  --pill-in_progress-bg: #0881b1;
  --pill-in_progress-fg: #ffffff;
  --pill-complete-bg: #142a1f;
  --pill-complete-fg: #79d99e;

  --shadow-card: 0 16px 40px rgba(0, 0, 0, 0.34);
  --shadow-pop: 0 30px 80px rgba(0, 0, 0, 0.48);
}

@media (prefers-color-scheme: dark) {
  :root:not(.theme-light) {
    --bg-page: #08111f;
    --bg-sidebar: #101b2b;
    --bg-card: rgba(10, 18, 31, 0.88);
    --bg-input: rgba(8, 17, 31, 0.9);
    --bg-muted: #162235;
    --bg-overlay: #121d2d;

    --text-primary: #f3f7ff;
    --text-secondary: #d7e1f1;
    --text-muted: #95a6c0;
    --text-inverse: #ffffff;

    --border: rgba(149, 166, 192, 0.22);
    --border-strong: rgba(149, 166, 192, 0.34);

    --accent: #3e8cff;
    --accent-hover: #69a7ff;
    --accent-soft: rgba(62, 140, 255, 0.18);

    --error-bg: #3a1d20;
    --error-fg: #f7a4a8;
    --error-border: #5a2d31;
    --success-bg: #142a1f;
    --success-fg: #79d99e;
    --success-border: #1f4530;
    --warning-bg: #3a2f12;
    --warning-fg: #f7c97a;
    --warning-border: #5a4a1f;
    --info-bg: #14253c;
    --info-fg: #7eb6f3;
    --info-border: #1f3a5a;

    --color-danger: #f7a4a8;
    --color-danger-hover: #fab8bc;
    --color-danger-soft: rgba(247, 164, 168, 0.12);

    --badge-billed-bg: #3a2f12;
    --badge-billed-fg: #f7c97a;
    --badge-received-bg: #14253c;
    --badge-received-fg: #7eb6f3;
    --badge-confirmed-bg: #142a1f;
    --badge-confirmed-fg: #79d99e;

    --pill-pending-bg: #2a333d;
    --pill-pending-fg: #b6c2cf;
    --pill-in_progress-bg: #0881b1;
    --pill-in_progress-fg: #ffffff;
    --pill-complete-bg: #142a1f;
    --pill-complete-fg: #79d99e;

    --shadow-card: 0 16px 40px rgba(0, 0, 0, 0.34);
    --shadow-pop: 0 30px 80px rgba(0, 0, 0, 0.48);
  }
}

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

/* ==========================================================================
   Base
   ========================================================================== */

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-family-base);
  font-size: var(--font-size-md);
  line-height: var(--line-height-base);
  background: var(--bg-page);
  color: var(--text-primary);
  min-height: 100vh;
}

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

/* Skip-to-content for keyboard users */
.portal-skip-link {
  position: absolute;
  left: var(--space-4);
  top: var(--space-4);
  background: var(--accent);
  color: var(--text-inverse);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform var(--motion-fast) var(--motion-ease);
  z-index: 100;
}

.portal-skip-link:focus {
  transform: translateY(0);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Auth (login / register / reset / invitation_invalid)
   ========================================================================== */

.auth-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  background: #fefefd;
}

.auth-card {
  width: 100%;
  max-width: 640px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 44px 40px 36px;
  box-shadow: var(--shadow-pop);
  backdrop-filter: blur(18px);
}

.auth-card--staff {
  max-width: 560px;
  padding: 42px 36px 34px;
}

.auth-card > * {
  width: 100%;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

.auth-card.is-submitting {
  transform: scale(0.992);
  opacity: 0.985;
  transition: transform 220ms var(--motion-ease), opacity 220ms var(--motion-ease);
}

.auth-brand {
  text-align: center;
  margin-bottom: 34px;
}

.auth-brand__logo {
  display: block;
  margin: 0 auto 10px;
  max-width: 188px;
  width: min(100%, 188px);
  height: auto;
}

.auth-brand picture {
  display: block;
}

.auth-brand__tagline {
  margin: 10px 0 0;
  font-size: 13px;
  font-weight: var(--font-weight-regular);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 6px;
}

.auth-brand__tagline--badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 26px;
  padding: 0 12px;
  border-radius: var(--radius-pill);
  background: #2a333d;
  color: #eef2f7;
  font-size: 10px;
  font-weight: var(--font-weight-semibold);
  letter-spacing: .16em;
  line-height: 1;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.auth-card__header {
  text-align: center;
  margin-bottom: 28px;
  animation: auth-pop-in 520ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.auth-card h2 {
  margin: 0 0 8px;
  font-size: 26px;
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
}

.auth-field {
  margin-bottom: 22px;
}

.auth-card label {
  display: block;
  margin-bottom: 10px;
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
}

.auth-card input[type=email],
.auth-card input[type=password],
.auth-card input[type=text] {
  width: 100%;
  height: 56px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--bg-input);
  color: var(--text-primary);
  font-size: 16px;
  padding: 0 18px;
  margin-bottom: 0;
  font-family: inherit;
  transition: border-color var(--motion-base) var(--motion-ease),
              box-shadow var(--motion-base) var(--motion-ease),
              background var(--motion-base) var(--motion-ease);
}

.auth-card input::placeholder {
  color: #8a93a3;
}

.auth-card input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}

.auth-card button[type=submit] {
  width: 100%;
  height: 58px;
  margin-top: 12px;
  padding: 0 24px;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: var(--text-inverse);
  border: none;
  border-radius: 10px;
  font-size: 17px;
  font-weight: var(--font-weight-bold);
  cursor: pointer;
  min-height: var(--target-min);
  transition: transform var(--motion-fast) var(--motion-ease),
              filter var(--motion-fast) var(--motion-ease);
}

.auth-card button[type=submit]:hover {
  filter: brightness(1.03);
}

.auth-card button[type=submit]:active {
  transform: translateY(1px);
}

.auth-card button[type=submit]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.auth-card button[type=submit][aria-busy="true"] {
  position: relative;
  color: transparent;
  cursor: progress;
}

.auth-card button[type=submit][aria-busy="true"]::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  margin: -8px 0 0 -8px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--text-inverse);
  border-right-color: transparent;
  border-radius: 50%;
  animation: portal-spin 600ms linear infinite;
}

/* Input group — wraps an input with a trailing button (e.g. password toggle) */

.portal-input-group {
  position: relative;
}

.auth-card .portal-input-group input[type=email],
.auth-card .portal-input-group input[type=password],
.auth-card .portal-input-group input[type=text] {
  padding-right: 48px;
}

.auth-card .portal-input-group--with-leading-icon input[type=email],
.auth-card .portal-input-group--with-leading-icon input[type=password],
.auth-card .portal-input-group--with-leading-icon input[type=text] {
  padding-left: 48px;
  padding-right: 48px;
}

.portal-input-group__icon {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: #748094;
  pointer-events: none;
}

.portal-input-group__icon svg {
  width: 20px;
  height: 20px;
  display: block;
}

.portal-input-group__toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  background: transparent;
  border: none;
  color: #748094;
  cursor: pointer;
  padding: 0;
  border-radius: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  transition: color var(--motion-fast) var(--motion-ease);
}

.portal-input-group__toggle:hover {
  color: var(--text-primary);
}

.portal-input-group__toggle svg {
  width: 18px;
  height: 18px;
  display: block;
}

.portal-input-group__toggle .icon-eye-off { display: none; }
.portal-input-group__toggle[aria-pressed="true"] .icon-eye { display: none; }
.portal-input-group__toggle[aria-pressed="true"] .icon-eye-off { display: block; }

.auth-card .error {
  background: var(--error-bg);
  color: var(--error-fg);
  border: 1px solid var(--error-border);
  padding: 14px 16px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 20px;
}

.auth-card .static-field {
  padding: var(--space-3);
  background: var(--bg-muted);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-size: var(--font-size-md);
  margin-bottom: var(--space-4);
}

.auth-card .help {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: calc(-1 * var(--space-2));
  margin-bottom: var(--space-4);
}

.auth-card .footer-link {
  margin-top: 28px;
  text-align: center;
  font-size: 15px;
}

.auth-card .footer-link a {
  color: var(--accent);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
}

.auth-card .footer-link a:hover { text-decoration: underline; }

.auth-card .footer-link--legal {
  margin-top: 20px;
  font-size: 12px;
}

.auth-card .footer-link--legal a {
  font-weight: var(--font-weight-medium);
}

.auth-card__divider {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  max-width: 400px; /* ajuste aqui */
  margin: 34px auto 26px;
  color: var(--text-muted);
  font-size: 15px;
}

.auth-card__divider::before,
.auth-card__divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: var(--border);
}

.auth-card__divider span {
  flex: 0 0 auto;
  line-height: 1;
  padding: 0 4px;
}

.auth-card__switch {
  text-align: center;
}

.auth-card__switch-label {
  display: block;
  font-size: 15px;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.auth-card__switch-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: var(--font-weight-bold);
  color: var(--accent);
  text-decoration: none;
}

.auth-card__switch-link:hover { text-decoration: underline; }

.auth-card__intro {
  margin: 0;
  font-size: 17px;
  color: var(--text-secondary);
  line-height: var(--line-height-base);
  text-align: center;
  animation: auth-fade-up 620ms cubic-bezier(0.2, 0.8, 0.2, 1) both;
  animation-delay: 90ms;
}

@keyframes auth-pop-in {
  0% {
    opacity: 0;
    transform: translateY(18px) scale(0.96);
    filter: blur(6px);
  }
  65% {
    opacity: 1;
    transform: translateY(-2px) scale(1.01);
    filter: blur(0);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes auth-fade-up {
  0% {
    opacity: 0;
    transform: translateY(14px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

html.theme-dark .auth-shell {
  background: #141b2d;
  color: #ffffff;
}

html.theme-dark .auth-brand__tagline {
  color: #ffffff;
}

html.theme-dark .auth-brand__logo {
  filter: none;
}

/* Swap logo src for JS-toggled dark theme */
html.theme-dark .auth-brand__logo--themed {
  content: url("../img/logo-dark.eb280086eb7d.png");
}

html.theme-dark .auth-card,
html.theme-dark .auth-card h2,
html.theme-dark .auth-card label,
html.theme-dark .auth-card__intro,
html.theme-dark .auth-card__switch-label,
html.theme-dark .auth-card__divider,
html.theme-dark .auth-brand__tagline,
html.theme-dark .auth-card .help,
html.theme-dark .auth-card .static-field {
  color: #ffffff;
}

html.theme-dark .auth-card .footer-link a,
html.theme-dark .auth-card__switch-link {
  color: #ffffff;
}

html.theme-dark .auth-card input::placeholder,
html.theme-dark .portal-input-group__icon,
html.theme-dark .portal-input-group__toggle {
  color: rgba(255, 255, 255, 0.72);
}

@media (prefers-color-scheme: dark) {
  :root:not(.theme-light) .auth-shell {
    background: #141b2d;
  }

  :root:not(.theme-light) .auth-shell {
    color: #ffffff;
  }

  :root:not(.theme-light) .auth-brand__tagline {
    color: #ffffff;
  }

  :root:not(.theme-light) .auth-card,
  :root:not(.theme-light) .auth-card h2,
  :root:not(.theme-light) .auth-card label,
  :root:not(.theme-light) .auth-card__intro,
  :root:not(.theme-light) .auth-card__switch-label,
  :root:not(.theme-light) .auth-card__divider,
  :root:not(.theme-light) .auth-brand__tagline,
  :root:not(.theme-light) .auth-card .help,
  :root:not(.theme-light) .auth-card .static-field {
    color: #ffffff;
  }

  :root:not(.theme-light) .auth-card .footer-link a,
  :root:not(.theme-light) .auth-card__switch-link {
    color: #ffffff;
  }

  :root:not(.theme-light) .auth-card input::placeholder,
  :root:not(.theme-light) .portal-input-group__icon,
  :root:not(.theme-light) .portal-input-group__toggle {
    color: rgba(255, 255, 255, 0.72);
  }
}

@media (min-width: 768px) and (max-width: 1024px) {
  .auth-shell {
    padding: 36px 28px;
  }

  .auth-card {
    max-width: 600px;
    padding: 40px 34px 34px;
  }

  .auth-brand__logo {
    max-width: 176px;
    width: min(100%, 176px);
  }
}

@media (min-width: 481px) and (max-width: 767px) {
  .auth-shell {
    align-items: flex-start;
    padding: 28px 18px;
  }

  .auth-card {
    max-width: 100%;
    padding: 34px 24px 28px;
    border-radius: 20px;
  }

  .auth-brand {
    margin-bottom: 28px;
  }

  .auth-brand__logo {
    max-width: 168px;
    width: min(100%, 168px);
  }

  .auth-card h2 {
    font-size: 24px;
  }

  .auth-card__intro {
    font-size: 16px;
  }
}

@media (max-width: 480px) {
  .auth-shell {
    align-items: flex-start;
    padding: 20px 14px;
  }

  .auth-card {
    max-width: 100%;
    padding: 28px 18px 24px;
    border-radius: 18px;
  }

  .auth-brand {
    margin-bottom: 24px;
  }

  .auth-brand__logo {
    max-width: 152px;
    width: min(100%, 152px);
  }

  .auth-brand__tagline {
    font-size: 11px;
    letter-spacing: 4px;
  }

  .auth-card h2 {
    font-size: 22px;
  }

  .auth-card__intro {
    font-size: 15px;
  }

  .auth-card label,
  .auth-card .footer-link,
  .auth-card__switch-label,
  .auth-card__switch-link,
  .auth-card__divider {
    font-size: 14px;
  }

  .auth-card input[type=email],
  .auth-card input[type=password],
  .auth-card input[type=text],
  .auth-card button[type=submit] {
    height: 54px;
  }
}

.auth-success-icon {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-4);
}

.auth-success-icon svg {
  width: 48px;
  height: 48px;
  color: var(--success-fg);
}

.auth-card__cta {
  display: block;
  text-align: center;
  width: 100%;
  padding: var(--space-3) var(--space-4);
  background: var(--accent);
  color: var(--text-inverse);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  min-height: var(--target-min);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--motion-fast) var(--motion-ease);
}

.auth-card__cta:hover { background: var(--accent-hover); }

/* ==========================================================================
   Portal shell
   ========================================================================== */

.portal-shell {
  display: flex;
  min-height: 100vh;
}

.portal-sidebar {
  width: 280px;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  padding: var(--space-6) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.portal-sidebar__brand {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-2);
}

.portal-sidebar__logo {
  max-height: 40px;
  max-width: 100%;
  width: auto;
  height: auto;
  display: block;
  background: var(--accent);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  box-sizing: content-box;
}

.portal-sidebar__brand-name {
  margin: 0;
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  letter-spacing: 0.5px;
  color: var(--accent);
}

.portal-sidebar__brand-tagline {
  margin: 0;
  font-size: var(--font-size-2xs);
  font-weight: var(--font-weight-regular);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.portal-sidebar__user {
  padding: var(--space-3) var(--space-4);
  background: var(--bg-overlay);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.portal-sidebar__user-name {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.portal-sidebar__user-email {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: 2px;
}

.portal-project-switch {
  width: 100%;
  padding: var(--space-3);
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  cursor: pointer;
  min-height: var(--target-min);
  font-family: inherit;
}

.portal-project-switch:focus {
  outline: none;
  border-color: var(--accent);
}

.portal-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.portal-nav__link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-md);
  min-height: var(--target-min);
  transition: background var(--motion-fast) var(--motion-ease), color var(--motion-fast) var(--motion-ease);
}

.portal-nav__link:hover {
  background: var(--bg-overlay);
  color: var(--text-primary);
}

.portal-nav__link--active {
  background: var(--accent);
  color: var(--text-inverse);
}

.portal-nav__link--active:hover {
  background: var(--accent-hover);
  color: var(--text-inverse);
}

.portal-nav__badge {
  background: var(--color-danger);
  color: var(--text-inverse);
  font-size: var(--font-size-xs);
  padding: 2px var(--space-2);
  border-radius: var(--radius-pill);
  min-width: 22px;
  text-align: center;
}

.portal-nav__link--active .portal-nav__badge {
  background: var(--text-inverse);
  color: var(--accent);
}

.portal-sidebar__pm {
  padding: var(--space-3) var(--space-4);
  background: var(--bg-overlay);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
}

.portal-sidebar__pm-label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}

.portal-sidebar__pm-name {
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.portal-sidebar__pm-detail {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-top: 2px;
}

.portal-sidebar__footer {
  margin-top: auto;
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
}

.portal-sidebar__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.portal-sidebar__legal a {
  color: var(--text-tertiary);
  font-size: var(--font-size-xs);
  text-decoration: none;
}

.portal-sidebar__legal a:hover {
  color: var(--text-secondary);
}

.portal-sidebar__logout {
  width: 100%;
  padding: var(--space-3);
  background: transparent;
  border: 1px solid var(--border-strong);
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  cursor: pointer;
  min-height: var(--target-min);
  font-family: inherit;
  transition: background var(--motion-fast) var(--motion-ease), color var(--motion-fast) var(--motion-ease);
}

.portal-sidebar__logout:hover {
  background: var(--bg-overlay);
  color: var(--text-primary);
}

.portal-main {
  flex: 1;
  padding: var(--space-7) var(--space-8);
  max-width: 1200px;
}

.portal-main__header {
  margin-bottom: var(--space-6);
}

.portal-main__title {
  margin: 0;
  font-size: var(--font-size-3xl);
  color: var(--text-primary);
}

.portal-main__subtitle {
  margin: var(--space-1) 0 0;
  font-size: var(--font-size-base);
  color: var(--text-muted);
}

/* ==========================================================================
   Card / empty state / flash
   ========================================================================== */

.portal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-card);
}

.portal-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--space-3);
}

.portal-card__date {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.portal-card__weather {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.portal-card__summary {
  font-size: var(--font-size-md);
  color: var(--text-secondary);
  line-height: var(--line-height-base);
  white-space: pre-wrap;
}

.portal-card__photos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-2);
  margin-top: var(--space-4);
}

.portal-card__photo {
  display: block;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-sm);
  background: var(--bg-muted);
}

.portal-empty {
  text-align: center;
  padding: 60px var(--space-5);
  background: var(--bg-card);
  border: 1px dashed var(--border);
  border-radius: var(--radius-md);
}

.portal-empty__title {
  font-size: var(--font-size-xl);
  color: var(--text-primary);
  margin: 0 0 var(--space-2);
}

.portal-empty__desc {
  font-size: var(--font-size-base);
  color: var(--text-muted);
  margin: 0;
}

.portal-flash {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  margin-bottom: var(--space-4);
  border: 1px solid transparent;
}

.portal-flash--success {
  background: var(--success-bg);
  color: var(--success-fg);
  border-color: var(--success-border);
}

.portal-flash--error {
  background: var(--error-bg);
  color: var(--error-fg);
  border-color: var(--error-border);
}

.portal-flash--warning {
  background: var(--warning-bg);
  color: var(--warning-fg);
  border-color: var(--warning-border);
}

.portal-flash--info {
  background: var(--info-bg);
  color: var(--info-fg);
  border-color: var(--info-border);
}

/* ==========================================================================
   Financial KPIs + table
   ========================================================================== */

.portal-kpis {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-5);
}

.portal-kpi {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
  box-shadow: var(--shadow-card);
}

.portal-kpi__label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.portal-kpi__value {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.portal-kpi--paid .portal-kpi__value { color: var(--success-fg); }
.portal-kpi--remaining .portal-kpi__value { color: var(--warning-fg); }

.portal-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-base);
}

.portal-table th, .portal-table td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.portal-table th {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
}

.portal-table tbody tr:last-child td { border-bottom: none; }

.portal-table__num { text-align: right; font-variant-numeric: tabular-nums; }

.portal-badge {
  display: inline-block;
  padding: 3px var(--space-3);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
}

.portal-badge--billed     { background: var(--badge-billed-bg);    color: var(--badge-billed-fg); }
.portal-badge--received   { background: var(--badge-received-bg);  color: var(--badge-received-fg); }
.portal-badge--confirmed  { background: var(--badge-confirmed-bg); color: var(--badge-confirmed-fg); }
.portal-badge--neutral    { background: var(--bg-muted);           color: var(--text-secondary); }

/* ==========================================================================
   Schedule calendar
   ========================================================================== */

.portal-cal__header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
}

.portal-cal__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.portal-cal__nav {
  color: var(--accent);
  text-decoration: none;
  font-size: var(--font-size-base);
  padding: var(--space-2) var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  min-height: var(--target-min);
  display: inline-flex;
  align-items: center;
  transition: background var(--motion-fast) var(--motion-ease);
}

.portal-cal__nav:hover { background: var(--bg-overlay); }

.portal-cal__grid {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
  table-layout: fixed;
}

.portal-cal__grid th {
  padding: var(--space-2) var(--space-2);
  font-size: var(--font-size-2xs);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  font-weight: var(--font-weight-semibold);
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.portal-cal__cell {
  vertical-align: top;
  padding: var(--space-2) var(--space-2) var(--space-2);
  height: 90px;
  border: 1px solid var(--border);
  background: var(--bg-card);
}

.portal-cal__cell--outside-month {
  background: var(--bg-muted);
  color: var(--text-muted);
}

.portal-cal__day {
  font-size: var(--font-size-xs);
  color: var(--text-muted);
  margin-bottom: var(--space-1);
}

.portal-pill {
  display: block;
  margin-top: 2px;
  padding: 3px var(--space-2);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.portal-pill--pending     { background: var(--pill-pending-bg);     color: var(--pill-pending-fg); }
.portal-pill--in_progress { background: var(--pill-in_progress-bg); color: var(--pill-in_progress-fg); }
.portal-pill--complete    { background: var(--pill-complete-bg);    color: var(--pill-complete-fg); }

/* ==========================================================================
   Forms (portal-side)
   ========================================================================== */

.portal-card__title {
  margin: 0 0 var(--space-3);
  font-size: var(--font-size-lg);
  color: var(--text-primary);
}

.portal-form-label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-2);
}

.portal-input,
.portal-select,
.portal-textarea {
  width: 100%;
  padding: var(--space-3);
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-md);
  font-family: inherit;
  margin-bottom: var(--space-3);
  min-height: var(--target-min);
  transition: border-color var(--motion-fast) var(--motion-ease);
}

.portal-textarea {
  resize: vertical;
  min-height: 80px;
}

.portal-input:focus,
.portal-select:focus,
.portal-textarea:focus {
  outline: none;
  border-color: var(--accent);
}

.portal-input:disabled,
.portal-select:disabled,
.portal-textarea:disabled {
  background: var(--bg-muted);
  color: var(--text-muted);
  cursor: not-allowed;
}

.portal-input[readonly],
.portal-textarea[readonly] {
  background: var(--bg-muted);
}

.portal-input--error,
.portal-select--error,
.portal-textarea--error {
  border-color: var(--error-fg);
}

.portal-input--error:focus,
.portal-select--error:focus,
.portal-textarea--error:focus {
  border-color: var(--error-fg);
  outline-color: var(--error-fg);
}

.portal-form-error {
  display: block;
  margin-top: calc(-1 * var(--space-2));
  margin-bottom: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--error-fg);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.portal-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  cursor: pointer;
  border: 1px solid transparent;
  font-family: inherit;
  min-height: var(--target-min);
  text-decoration: none;
  transition: background var(--motion-fast) var(--motion-ease),
              color var(--motion-fast) var(--motion-ease),
              border-color var(--motion-fast) var(--motion-ease);
}

.portal-btn:disabled,
.portal-btn[aria-disabled="true"] {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

.portal-btn--primary {
  background: var(--accent);
  color: var(--text-inverse);
}

.portal-btn--primary:hover:not(:disabled) { background: var(--accent-hover); }

.portal-btn--secondary {
  background: var(--bg-overlay);
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.portal-btn--secondary:hover:not(:disabled) {
  background: var(--bg-muted);
  border-color: var(--text-muted);
}

.portal-btn--ghost {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
  padding: var(--space-2) var(--space-4);
  min-height: var(--target-min);
  font-size: var(--font-size-sm);
}

.portal-btn--ghost:hover:not(:disabled) { background: var(--accent-soft); }

.portal-btn--danger {
  background: var(--color-danger);
  color: var(--text-inverse);
}

.portal-btn--danger:hover:not(:disabled) { background: var(--color-danger-hover); }

.portal-btn--sm {
  padding: var(--space-2) var(--space-3);
  font-size: var(--font-size-sm);
  min-height: 32px;
}

.portal-btn[aria-busy="true"] {
  position: relative;
  color: transparent;
}

.portal-btn[aria-busy="true"]::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid currentColor;
  border-right-color: transparent;
  border-radius: 50%;
  animation: portal-spin 600ms linear infinite;
  color: var(--text-inverse);
}

.portal-btn--secondary[aria-busy="true"]::after,
.portal-btn--ghost[aria-busy="true"]::after { color: var(--accent); }

@keyframes portal-spin { to { transform: rotate(360deg); } }

.portal-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  margin-top: var(--space-1);
}

/* ==========================================================================
   Communications (Q&A)
   ========================================================================== */

.portal-message__head,
.portal-message__reply-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: var(--space-2);
}

.portal-message__author {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.portal-message__reply-author {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--success-fg);
}

.portal-message__date {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.portal-message__text {
  font-size: var(--font-size-md);
  color: var(--text-secondary);
  line-height: var(--line-height-base);
  white-space: pre-wrap;
}

.portal-message__related {
  margin-top: var(--space-2);
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

.portal-message__reply {
  margin-top: var(--space-4);
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
}

.portal-message__pending {
  margin-top: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background: var(--warning-bg);
  color: var(--warning-fg);
  border: 1px solid var(--warning-border);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  display: inline-block;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 900px) {
  .portal-shell { flex-direction: column; }

  .portal-sidebar {
    width: 100%;
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-4);
    border-right: none;
    border-bottom: 1px solid var(--border);
    align-items: center;
  }

  .portal-sidebar__brand { flex: 0 0 auto; }
  .portal-sidebar__logo { max-height: 32px; }
  .portal-sidebar__user,
  .portal-sidebar__pm { display: none; }

  .portal-nav {
    flex: 1 1 100%;
    flex-direction: row;
    gap: var(--space-2);
    overflow-x: auto;
  }

  .portal-nav__link {
    flex: 1 0 auto;
    justify-content: center;
    padding: var(--space-3) var(--space-4);
  }

  .portal-sidebar__footer {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
    flex: 0 0 auto;
  }

  .portal-sidebar__legal {
    justify-content: center;
    margin-bottom: var(--space-2);
  }

  .portal-sidebar__logout {
    width: auto;
    padding: var(--space-2) var(--space-3);
  }

  .portal-main {
    padding: var(--space-5) var(--space-4);
    max-width: 100%;
  }

  .portal-cal__cell { height: 64px; }
  .portal-cal__day { font-size: var(--font-size-2xs); }
}

/* ==========================================================================
   Notification banners (persistent, dismissible)
   ========================================================================== */

.portal-notifications {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.portal-notification {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  border: 1px solid;
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
}

.portal-notification--bill_received {
  background: var(--info-bg);
  border-color: var(--info-border);
  color: var(--info-fg);
  border-left: 4px solid var(--accent);
}

.portal-notification--approaching_contract {
  background: var(--warning-bg);
  border-color: var(--warning-border);
  color: var(--warning-fg);
  border-left: 4px solid #d97706;
}

.portal-notification--staff_reply {
  background: var(--success-bg);
  border-color: var(--success-border);
  color: var(--success-fg);
  border-left: 4px solid #059669;
}

.portal-notification__icon {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  margin-top: 1px;
  opacity: 0.85;
}

.portal-notification__body {
  flex: 1;
}

.portal-notification__title {
  font-weight: var(--font-weight-semibold);
  margin-bottom: 2px;
}

.portal-notification__desc {
  font-size: var(--font-size-sm);
  opacity: 0.85;
}

.portal-notification__dismiss {
  flex-shrink: 0;
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 4px;
  color: inherit;
  opacity: 0.55;
  font-size: var(--font-size-xl);
  line-height: 1;
  transition: opacity var(--motion-fast) var(--motion-ease);
}

.portal-notification__dismiss:hover { opacity: 1; }

/* ==========================================================================
   Files page
   ========================================================================== */

.portal-files-group {
  margin-bottom: var(--space-6);
}

.portal-files-group__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border);
}

.portal-files-group__icon {
  font-size: var(--font-size-lg);
  line-height: 1;
}

.portal-files-group__name {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
}

.portal-files-group__count {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-left: auto;
}

.portal-file-type {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  font-size: var(--font-size-2xs);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.portal-file-type--pdf { background: #fee2e2; color: #b91c1c; }
.portal-file-type--img { background: #dbeafe; color: #1d4ed8; }
.portal-file-type--doc { background: #ede9fe; color: #6d28d9; }
.portal-file-type--xls { background: #d1fae5; color: #065f46; }
.portal-file-type--other { background: var(--bg-muted); color: var(--text-muted); }

/* ==========================================================================
   Account settings
   ========================================================================== */

.portal-account-section {
  margin-bottom: var(--space-5);
}

.portal-account-section__title {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--border);
}

.portal-profile-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

@media (max-width: 600px) {
  .portal-profile-grid { grid-template-columns: 1fr; }
}

.portal-project-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.portal-project-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--bg-overlay);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.portal-project-item__name {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  color: var(--text-primary);
  flex: 1;
}

.portal-project-item__meta {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
}

/* ==========================================================================
   Financial — phase breakdown
   ========================================================================== */

.portal-phases {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.portal-phase-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
}

.portal-phase-card__name {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-3);
}

.portal-phase-card__billed {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--text-primary);
  line-height: 1.1;
}

.portal-phase-card__paid-label {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.portal-phase-card__paid {
  font-size: var(--font-size-md);
  font-weight: var(--font-weight-semibold);
  color: var(--success-fg);
}

.portal-phase-card__bar {
  height: 4px;
  background: var(--bg-muted);
  border-radius: 2px;
  margin-top: var(--space-3);
  overflow: hidden;
}

.portal-phase-card__bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
  transition: width 0.4s var(--motion-ease);
}