/* ═══════════════════════════════════════════════════════════════
   Design Tokens
═══════════════════════════════════════════════════════════════ */
:root {
  /* Navy / Blue scale */
  --navy-950: #060f1e;
  --navy-900: #0a1628;
  --navy-800: #0d2040;
  --navy-700: #112b56;
  --blue-600: #0f4c81;
  --blue-500: #1a65a8;
  --blue-400: #2d82d0;
  --blue-100: #dbeafe;
  --blue-50:  #eff6ff;

  /* Teal (AU satellite geo accent) */
  --teal-700: #075f6a;
  --teal-600: #0d8c9a;
  --teal-400: #22c5d4;
  --teal-50:  #ecfeff;

  /* Neutrals */
  --gray-950: #0b1120;
  --gray-800: #1e293b;
  --gray-600: #475569;
  --gray-400: #94a3b8;
  --gray-200: #e2e8f0;
  --gray-100: #f1f5f9;
  --gray-50:  #f8fafc;
  --white:    #ffffff;

  /* Semantic */
  --success:    #166534;
  --success-bg: #dcfce7;
  --success-border: rgba(22, 101, 52, .18);
  --warn:       #854d0e;
  --warn-bg:    #fef9c3;
  --warn-border:rgba(133, 77, 14, .2);
  --error:      #991b1b;
  --error-bg:   #fee2e2;
  --error-border:rgba(153, 27, 27, .18);

  /* Surfaces */
  --surface-card: rgba(255,255,255,.97);
  --surface-field: #f8fafc;
  --border-soft: rgba(15, 76, 129, .12);
  --border-mid:  rgba(15, 76, 129, .22);

  /* Shadows */
  --shadow-card: 0 4px 6px -1px rgba(0,0,0,.06), 0 20px 60px -10px rgba(10,22,40,.16);
  --shadow-nav:  0 1px 0 0 rgba(15,76,129,.08), 0 4px 20px rgba(0,0,0,.06);
  --shadow-btn:  0 2px 8px rgba(15,76,129,.28);
  --shadow-btn-hover: 0 4px 18px rgba(15,76,129,.38);

  /* Radii */
  --r-xl:  24px;
  --r-lg:  16px;
  --r-md:  12px;
  --r-sm:  8px;
  --r-pill:999px;

  /* Type */
  --font-body: 'Inter', system-ui, sans-serif;
  --font-display: 'Manrope', 'Inter', sans-serif;
}

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

html { font-size: 16px; -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-body);
  font-size: .9375rem;
  color: var(--gray-800);
  background: var(--gray-50);
  min-height: 100vh;
}

button, input, textarea, select { font: inherit; }

a { color: inherit; }

.hidden { display: none !important; }

/* ═══════════════════════════════════════════════════════════════
   Navigation bar
═══════════════════════════════════════════════════════════════ */
.app-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 52px;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-nav);
  border-bottom: 1px solid var(--border-soft);
}

.app-nav__brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-nav__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--r-sm);
  background: linear-gradient(135deg, var(--blue-600), var(--navy-800));
  color: var(--white);
  font-family: var(--font-display);
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .04em;
}

.app-nav__title {
  font-size: .875rem;
  font-weight: 600;
  color: var(--navy-800);
}

.app-nav__user {
  display: flex;
  align-items: center;
  gap: 10px;
}

.app-nav__geo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 22px;
  padding: 0 7px;
  border-radius: var(--r-pill);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  color: var(--blue-600);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .04em;
}

.app-nav__geo-badge--au {
  background: var(--teal-50);
  border-color: rgba(13, 140, 154, .2);
  color: var(--teal-700);
}

.app-nav__username {
  font-size: .825rem;
  font-weight: 500;
  color: var(--gray-600);
  max-width: 200px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.nav-logout-btn {
  height: 30px;
  padding: 0 12px;
  border: 1px solid var(--border-mid);
  border-radius: var(--r-pill);
  background: transparent;
  color: var(--gray-600);
  font-size: .8rem;
  font-weight: 500;
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}

.nav-logout-btn:hover {
  background: var(--gray-100);
  border-color: var(--gray-400);
  color: var(--gray-800);
}

/* ═══════════════════════════════════════════════════════════════
   Page layout
═══════════════════════════════════════════════════════════════ */
.page-shell {
  display: grid;
  grid-template-columns: minmax(320px, .9fr) minmax(0, 1.1fr);
  min-height: 100vh;
}

/* ═══════════════════════════════════════════════════════════════
   Hero panel
═══════════════════════════════════════════════════════════════ */
.hero-panel {
  position: relative;
  overflow: hidden;
  color: var(--white);
}

/* Pure-CSS layered background — no external images */
.hero-panel__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 15% 10%, rgba(29, 102, 182, .55) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 85% 85%, rgba(13, 157, 168, .3) 0%, transparent 55%),
    radial-gradient(ellipse 100% 100% at 50% 50%, rgba(10, 22, 40, .2) 0%, transparent 100%),
    linear-gradient(160deg, var(--navy-950) 0%, var(--navy-800) 55%, #0d3060 100%);
}

/* Subtle grid overlay */
.hero-panel__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.035) 1px, transparent 1px);
  background-size: 44px 44px;
}

/* Glowing orb decorations */
.hero-panel__bg::after {
  content: '';
  position: absolute;
  bottom: -80px;
  right: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(13, 157, 168, .2) 0%, transparent 70%);
}

.hero-panel__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
  min-height: 100%;
  padding: 60px 52px;
}

/* Hero brand */
.hero-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-brand__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.18);
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .05em;
  color: var(--white);
}

.hero-brand__name {
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: rgba(255,255,255,.6);
}

/* Headline */
.hero-headline h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 4.5vw, 4.4rem);
  font-weight: 800;
  line-height: 1.02;
  letter-spacing: -.02em;
  color: var(--white);
}

.hero-desc {
  max-width: 52ch;
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(255,255,255,.72);
}

/* Geo environment cards */
.geo-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.geo-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: var(--r-md);
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.1);
  backdrop-filter: blur(8px);
}

.geo-card__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
  color: var(--white);
  font-family: var(--font-display);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .04em;
  flex-shrink: 0;
}

.geo-card__badge--au {
  background: linear-gradient(135deg, var(--teal-600), var(--teal-700));
}

.geo-card__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.geo-card__info strong {
  font-size: .85rem;
  font-weight: 600;
  color: rgba(255,255,255,.9);
}

.geo-card__info small {
  font-size: .75rem;
  color: rgba(255,255,255,.5);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.geo-card__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 6px #4ade80;
  flex-shrink: 0;
  animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50%       { opacity: .4; }
}

/* Feature list */
.hero-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.hero-features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: .875rem;
  color: rgba(255,255,255,.7);
  line-height: 1.5;
}

.hero-features svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--blue-400);
}

/* ═══════════════════════════════════════════════════════════════
   Content panel
═══════════════════════════════════════════════════════════════ */
.content-panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 44px;
  background: var(--gray-50);
}

/* ═══════════════════════════════════════════════════════════════
   Cards
═══════════════════════════════════════════════════════════════ */
.card {
  width: 100%;
  background: var(--surface-card);
  border: 1px solid var(--border-soft);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.card--login {
  max-width: 480px;
  animation: card-enter .4s cubic-bezier(.22,.68,0,1.2) both;
}

.card--form {
  max-width: 820px;
  animation: card-enter .4s cubic-bezier(.22,.68,0,1.2) both;
}

@keyframes card-enter {
  from { opacity: 0; transform: translateY(12px) scale(.98); }
  to   { opacity: 1; transform: none; }
}

/* Card header */
.card__header {
  padding: 32px 32px 16px;
}

.card__header--form {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

/* Logo mark on login card */
.card-logo {
  margin-bottom: 16px;
}

.card-logo__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--blue-600) 0%, var(--navy-800) 100%);
  color: var(--white);
  font-family: var(--font-display);
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .04em;
  box-shadow: 0 4px 14px rgba(15,76,129,.35);
}

.badge {
  display: inline-flex;
  align-items: center;
  height: 24px;
  padding: 0 10px;
  border-radius: var(--r-pill);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  color: var(--blue-600);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
}

.card__header h2 {
  margin: 10px 0 8px;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--navy-800);
}

.card__header p {
  font-size: .9rem;
  line-height: 1.65;
  color: var(--gray-600);
}

/* ═══════════════════════════════════════════════════════════════
   Org picker (login card)
═══════════════════════════════════════════════════════════════ */
.org-picker {
  padding: 4px 32px 16px;
}

.org-picker__label {
  display: block;
  margin-bottom: 10px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.org-cards {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.org-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: var(--r-md);
  border: 1px solid var(--border-soft);
  background: var(--surface-field);
  text-decoration: none;
  color: inherit;
  transition: border-color .18s, background .18s, transform .18s, box-shadow .18s;
}

.org-card:hover {
  border-color: rgba(15,76,129,.3);
  background: var(--blue-50);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(15,76,129,.08);
}

.org-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-600));
  color: var(--white);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: .9rem;
  flex-shrink: 0;
}

.org-card__icon--au {
  background: linear-gradient(135deg, var(--teal-600), var(--teal-700));
}

.org-card__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}

.org-card__info strong {
  font-size: .875rem;
  font-weight: 600;
  color: var(--navy-800);
}

.org-card__info small {
  font-size: .75rem;
  color: var(--gray-400);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.org-card__geo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 20px;
  padding: 0 7px;
  border-radius: var(--r-pill);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
  color: var(--blue-600);
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .04em;
  flex-shrink: 0;
}

.org-card__geo--au {
  background: var(--teal-50);
  border-color: rgba(13,140,154,.25);
  color: var(--teal-700);
}

/* Divider */
.org-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-400);
  font-size: .78rem;
  font-weight: 500;
}

.org-divider::before,
.org-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--gray-200);
}

/* Login body */
.login-card__body {
  padding: 16px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* ═══════════════════════════════════════════════════════════════
   Microsoft Sign-In Button
═══════════════════════════════════════════════════════════════ */
.ms-signin-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  height: 48px;
  padding: 0 20px;
  border: none;
  border-radius: var(--r-md);
  background: linear-gradient(135deg, var(--blue-600) 0%, var(--navy-700) 100%);
  color: var(--white);
  font-family: var(--font-display);
  font-size: .9rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-btn);
  transition: transform .2s, box-shadow .2s, background .2s;
}

.ms-signin-btn:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-btn-hover);
  background: linear-gradient(135deg, var(--blue-500) 0%, var(--navy-700) 100%);
}

.ms-signin-btn:active {
  transform: none;
}

.ms-signin-btn:disabled {
  opacity: .6;
  cursor: not-allowed;
}

/* Hint text */
.hint-text {
  min-height: 20px;
  font-size: .82rem;
  color: var(--gray-400);
  text-align: center;
}

/* ═══════════════════════════════════════════════════════════════
   Form sections
═══════════════════════════════════════════════════════════════ */
.form-section {
  padding: 20px 32px 0;
}

.form-section__label {
  display: block;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--gray-200);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray-400);
}

.form-grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* Field */
.field {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.field--full {
  grid-column: 1 / -1;
}

.field > span {
  font-size: .82rem;
  font-weight: 600;
  color: var(--gray-800);
}

.field__input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--r-sm);
  background: var(--surface-field);
  color: var(--gray-800);
  font-size: .9rem;
  transition: border-color .18s, box-shadow .18s, transform .18s;
  outline: none;
}

.field__input:focus {
  border-color: var(--blue-400);
  box-shadow: 0 0 0 3px rgba(43,130,208,.15);
  transform: translateY(-1px);
}

.field__input--readonly {
  background: var(--gray-100);
  color: var(--gray-600);
  cursor: default;
}

.field__input--readonly:focus {
  border-color: var(--gray-200);
  box-shadow: none;
  transform: none;
}

textarea.field__input {
  resize: vertical;
  min-height: 88px;
}

.field-note {
  font-size: .78rem;
  color: var(--gray-400);
  line-height: 1.5;
}

.field-note--success { color: var(--success); }
.field-note--warning { color: var(--warn);    }
.field-note--error   { color: var(--error);   }

/* ═══════════════════════════════════════════════════════════════
   Status chips
═══════════════════════════════════════════════════════════════ */
.status-chip {
  display: inline-flex;
  align-items: center;
  height: 40px;
  padding: 0 14px;
  border-radius: var(--r-pill);
  border: 1px solid transparent;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .01em;
  width: fit-content;
}

.status-chip--neutral {
  color: var(--gray-600);
  background: var(--gray-100);
  border-color: var(--gray-200);
}

.status-chip--success {
  color: var(--success);
  background: var(--success-bg);
  border-color: var(--success-border);
}

.status-chip--warning {
  color: var(--warn);
  background: var(--warn-bg);
  border-color: var(--warn-border);
}

.status-chip--error {
  color: var(--error);
  background: var(--error-bg);
  border-color: var(--error-border);
}

/* ═══════════════════════════════════════════════════════════════
   Status message banner
═══════════════════════════════════════════════════════════════ */
.status-message {
  margin: 16px 32px 0;
  padding: 14px 16px;
  border-radius: var(--r-md);
  font-size: .875rem;
  font-weight: 500;
  line-height: 1.6;
  white-space: pre-line;
}

.status-message--success {
  color: var(--success);
  background: var(--success-bg);
  border: 1px solid var(--success-border);
}

.status-message--error {
  color: var(--error);
  background: var(--error-bg);
  border: 1px solid var(--error-border);
}

/* ═══════════════════════════════════════════════════════════════
   Progress bar
═══════════════════════════════════════════════════════════════ */
.progress-panel {
  margin: 16px 32px 0;
  padding: 14px 16px;
  border-radius: var(--r-md);
  background: var(--blue-50);
  border: 1px solid var(--blue-100);
}

.progress-panel__header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--blue-600);
}

.progress-track {
  width: 100%;
  height: 6px;
  border-radius: var(--r-pill);
  background: rgba(15,76,129,.12);
  overflow: hidden;
}

.progress-track__fill {
  width: 0;
  height: 100%;
  border-radius: var(--r-pill);
  background: linear-gradient(90deg, var(--blue-500), var(--blue-400));
  transition: width .3s cubic-bezier(.4,0,.2,1);
}

/* ═══════════════════════════════════════════════════════════════
   Form actions
═══════════════════════════════════════════════════════════════ */
.form-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  padding: 24px 32px 32px;
  margin-top: 8px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 42px;
  padding: 0 20px;
  border: none;
  border-radius: var(--r-pill);
  font-family: var(--font-display);
  font-size: .875rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform .18s, box-shadow .18s, background .18s, opacity .18s;
}

.btn:disabled {
  opacity: .55;
  cursor: not-allowed;
}

.btn--primary {
  background: linear-gradient(135deg, var(--blue-600), var(--navy-700));
  color: var(--white);
  box-shadow: var(--shadow-btn);
}

.btn--primary:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: var(--shadow-btn-hover);
  background: linear-gradient(135deg, var(--blue-500), var(--navy-700));
}

.btn--secondary {
  background: var(--blue-50);
  color: var(--blue-600);
  border: 1px solid var(--blue-100);
}

.btn--secondary:hover:not(:disabled) {
  background: var(--blue-100);
  transform: translateY(-1px);
}

/* ═══════════════════════════════════════════════════════════════
   Responsive
═══════════════════════════════════════════════════════════════ */
@media (max-width: 960px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    min-height: 280px;
  }

  .hero-panel__content {
    padding: 40px 32px;
    gap: 20px;
  }

  .hero-headline h1 {
    font-size: 2.2rem;
  }

  .hero-desc, .hero-features, .geo-cards {
    display: none;
  }

  .content-panel {
    padding: 28px 20px;
  }

  .card--login, .card--form {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }

  .card__header,
  .form-section,
  .form-actions,
  .status-message,
  .progress-panel,
  .org-picker,
  .login-card__body {
    padding-left: 20px;
    padding-right: 20px;
  }

  .app-nav__title { display: none; }
  .app-nav__username { max-width: 120px; }
}