/* Rental Ledger — design tokens + component classes (from the design handoff),
   plus app shell / layout rules added for the real, working web app. */
@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@400;500;700&family=Barlow+Condensed:wght@400;600&display=swap');

:root {
  --color-bg: #f2f2f3;
  --color-surface: #e9e9ea;
  --color-text: #1d1f20;
  --color-accent: #5980a6;
  --color-accent-2: #728fab;
  --color-divider: color-mix(in srgb, #1d1f20 16%, transparent);

  --color-neutral-100: #f5f5f8;
  --color-neutral-200: #e7e7ea;
  --color-neutral-300: #d4d4d7;
  --color-neutral-400: #b7b7ba;
  --color-neutral-500: #98989b;
  --color-neutral-600: #7a7a7d;
  --color-neutral-700: #5d5d60;
  --color-neutral-800: #424244;
  --color-neutral-900: #2b2b2d;

  --color-accent-100: #eef6ff;
  --color-accent-200: #d6ebff;
  --color-accent-300: #b5d9fd;
  --color-accent-400: #94bce3;
  --color-accent-500: #749dc4;
  --color-accent-600: #597ea3;
  --color-accent-700: #416180;
  --color-accent-800: #2c455d;
  --color-accent-900: #1d2d3d;

  --color-accent-2-100: #eef6ff;
  --color-accent-2-200: #d6ebff;
  --color-accent-2-300: #bdd8f2;
  --color-accent-2-400: #9ebbd8;
  --color-accent-2-500: #7e9cb8;
  --color-accent-2-600: #627d98;
  --color-accent-2-700: #486077;
  --color-accent-2-800: #314457;
  --color-accent-2-900: #1f2d3a;

  --font-heading: "Barlow Condensed", system-ui, sans-serif;
  --font-heading-weight: 600;
  --font-body: "Barlow", system-ui, sans-serif;

  --space-1: 3.4px;
  --space-2: 6.8px;
  --space-3: 10.2px;
  --space-4: 13.6px;
  --space-6: 20.4px;
  --space-8: 27.2px;

  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-lg: 7px;

  --shadow-sm: 0 1px 2px color-mix(in srgb, #2b2b2d 14%, transparent);
  --shadow-md: 0 3px 10px color-mix(in srgb, #2b2b2d 16%, transparent);
  --shadow-lg: 0 12px 32px color-mix(in srgb, #2b2b2d 22%, transparent);
}

*, *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body { margin: 0; background: var(--color-bg); color: var(--color-text); font-family: var(--font-body); font-size: 15px; line-height: 1.55; font-weight: 400; }
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  line-height: 1.12; letter-spacing: -0.015em; margin: 0 0 var(--space-2);
}
h1 { font-size: 42px; }
h2 { font-size: 32px; }
h3 { font-size: 25px; }
h4 { font-size: 20px; }
h5 { font-size: 16px; }
h6 { font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; }
p { margin: 0 0 var(--space-3); }
a { color: var(--color-accent); text-underline-offset: 3px; }
img { display: block; max-width: 100%; }
.text-muted { color: color-mix(in srgb, var(--color-text) 55%, transparent); }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

.blueprint { position: relative; border: 1px solid var(--color-divider); border-radius: 0; }
.blueprint > .corner { position: absolute; width: 11px; height: 11px; color: color-mix(in srgb, var(--color-text) 55%, transparent); }
.blueprint > .corner::before, .blueprint > .corner::after { content: ""; position: absolute; background: currentColor; }
.blueprint > .corner::before { left: 5px; top: 0; width: 1px; height: 100%; }
.blueprint > .corner::after  { top: 5px; left: 0; width: 100%; height: 1px; }
.blueprint > .corner.tl { top: -6px; left: -6px; }
.blueprint > .corner.tr { top: -6px; right: -6px; }
.blueprint > .corner.bl { bottom: -6px; left: -6px; }
.blueprint > .corner.br { bottom: -6px; right: -6px; }

.hr { height: 1px; border: 0; margin: var(--space-4) 0; background: var(--color-divider); }

/* — buttons — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 14px; line-height: 1.2; color: var(--color-text);
  background: transparent; border: 1px solid var(--color-divider);
  padding: var(--space-2) calc(var(--space-3) * 1.2);
  border-radius: 0;
}
.btn svg { display: block; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-primary { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-600); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-secondary { border-color: var(--color-divider); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }
.btn-secondary:active { background: color-mix(in srgb, var(--color-text) 14%, transparent); }
.btn-block { width: 100%; margin-top: var(--space-2); }

/* — forms — */
.field > label { display: block; font-size: 12px; margin-bottom: 5px; color: color-mix(in srgb, var(--color-text) 70%, transparent); }
.input {
  width: 100%; min-height: 36px; padding: 6px 10px; font: inherit;
  font-size: 14px; color: var(--color-text); caret-color: var(--color-accent);
  background: var(--color-surface);
  border: 1px solid var(--color-divider); border-radius: var(--radius-md);
}
.input:hover { border-color: color-mix(in srgb, var(--color-text) 45%, transparent); }
.input:focus-visible { border-color: var(--color-accent); outline-offset: 0; }
textarea.input { min-height: 80px; resize: vertical; font-family: var(--font-body); }
.seg { display: flex; overflow: hidden; border: 1px solid var(--color-divider); border-radius: var(--radius-md); }
.seg-opt { display: inline-flex; align-items: center; gap: 6px; padding: 9px 12px; font-size: 13px; cursor: pointer; }
.seg-opt input { position: absolute; opacity: 0; width: 0; height: 0; pointer-events: none; }
.seg-opt + .seg-opt { border-left: 1px solid var(--color-divider); }
.seg-opt:has(input:checked) { background: var(--color-accent); color: var(--color-bg); }
.seg-opt:not(:has(input:checked)):hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); }

/* — cards — */
.card { display: flex; flex-direction: column; gap: var(--space-2); padding: var(--space-3); border-radius: 0; background: transparent; border: 1px solid var(--color-divider); }
.card-kicker { font-size: 10px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--color-accent); }
.elev-sm { box-shadow: var(--shadow-sm); }
.elev-md { box-shadow: var(--shadow-md); }
.elev-lg { box-shadow: var(--shadow-lg); }

/* — tags — */
.tag { display: inline-flex; align-items: center; font-size: 11px; letter-spacing: 0.02em; padding: 3px 10px; border-radius: calc(var(--radius-md) * 0.75); }
.tag-accent { background: var(--color-accent-100); color: var(--color-accent-800); }
.tag-neutral { background: var(--color-neutral-100); color: var(--color-neutral-800); }

/* — tables — */
.table { width: 100%; border-collapse: collapse; font-size: 13px; min-width: 480px; }
.table th { text-align: left; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: color-mix(in srgb, var(--color-text) 60%, transparent); padding: var(--space-2); border-bottom: 1px solid var(--color-divider); }
.table td { padding: var(--space-2); border-bottom: 1px solid color-mix(in srgb, var(--color-text) 8%, transparent); }
.table tbody tr:hover { background: color-mix(in srgb, var(--color-text) 4%, transparent); }

/* — dialog — */
.dialog-backdrop { position: fixed; inset: 0; display: grid; place-items: center; padding: var(--space-4); background: color-mix(in srgb, var(--color-neutral-900) 50%, transparent); z-index: 50; }
.dialog { width: min(440px, 100%); display: flex; flex-direction: column; gap: var(--space-3); padding: var(--space-4); border-radius: var(--radius-lg); background: var(--color-bg); box-shadow: var(--shadow-lg); }
.dialog-title { font-family: var(--font-heading); font-weight: var(--font-heading-weight); font-size: 20px; }
.dialog-body { font-size: 14px; opacity: 0.85; }
.dialog-actions { display: flex; justify-content: flex-end; gap: var(--space-2); margin-top: var(--space-2); }

/* ═════════════════════════════════════════════════════════════════════
   App shell — added for the working web app (not part of the token sheet)
   ═════════════════════════════════════════════════════════════════════ */

.rl-card-amount { font-family: var(--font-heading); font-weight: 600; font-size: 22px; }

.rl-round-btn {
  width: 34px; height: 34px; border-radius: 50%; border: none;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  background: var(--color-surface); color: var(--color-text); flex: none; padding: 0;
}
.rl-round-btn:hover { background: color-mix(in srgb, var(--color-text) 10%, var(--color-surface)); }
.rl-round-btn-accent { background: var(--color-accent); color: var(--color-bg); }
.rl-round-btn-accent:hover { background: var(--color-accent-600); }

.rl-dropzone {
  height: 130px; border: 1px dashed var(--color-divider); border-radius: var(--radius-md);
  background-color: var(--color-surface); background-size: cover; background-position: center;
  display: flex; align-items: center; justify-content: center; cursor: pointer; position: relative;
}
.rl-dropzone.drag { border-color: var(--color-accent); background-color: color-mix(in srgb, var(--color-accent) 10%, var(--color-surface)); }

.rl-file-chip {
  display: flex; align-items: center; gap: 8px; padding: 8px 10px;
  background: var(--color-surface); border: 1px solid var(--color-divider); border-radius: var(--radius-md); font-size: 13px;
}
.rl-file-chip-name { flex: 1; min-width: 0; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.rl-chip-remove {
  width: 22px; height: 22px; border-radius: 50%; border: none; flex: none;
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  background: color-mix(in srgb, var(--color-neutral-900) 70%, transparent); color: #fff;
}
.rl-dropzone .rl-chip-remove { position: absolute; top: 6px; right: 6px; }

#app-shell { display: flex; min-height: 100vh; }
#screen-root { max-width: 640px; margin: 0 auto; width: 100%; }

.rl-content {
  flex: 1; min-width: 0; overflow-y: auto;
  padding: 24px 18px 90px;
}

#nav-root {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40;
  display: flex; background: var(--color-bg); border-top: 1px solid var(--color-divider);
  padding: 6px 4px calc(6px + env(safe-area-inset-bottom));
}
.rl-nav-btn {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 3px;
  background: none; border: none; cursor: pointer; color: color-mix(in srgb, var(--color-text) 50%, transparent);
  font-family: var(--font-body); font-size: 10px; padding: 4px 2px;
}
.rl-nav-btn.active { color: var(--color-accent); }
.rl-nav-btn span { letter-spacing: 0.01em; }
.rl-nav-logout { color: color-mix(in srgb, var(--color-text) 40%, transparent); }

#toast-root { position: fixed; left: 0; right: 0; bottom: 78px; display: flex; justify-content: center; z-index: 60; pointer-events: none; }
.rl-toast {
  background: var(--color-neutral-900); color: #fff; font-size: 13px;
  padding: 10px 18px; border-radius: 999px; box-shadow: var(--shadow-md);
  animation: rlToastIn 0.18s ease-out;
}
@keyframes rlToastIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }

/* Desktop / wide viewport: side rail nav instead of bottom bar */
@media (min-width: 860px) {
  #app-shell { padding: 0; }
  #nav-root {
    position: sticky; top: 0; left: auto; right: auto; bottom: auto; height: 100vh;
    flex-direction: column; width: 116px; flex: none; border-top: none; border-right: 1px solid var(--color-divider);
    padding: 28px 8px;
    gap: 4px;
  }
  .rl-nav-btn { flex: none; flex-direction: column; padding: 12px 4px; font-size: 11px; border-radius: var(--radius-md); }
  .rl-nav-btn.active { background: var(--color-accent-100); }
  .rl-nav-logout { margin-top: auto; }
  .rl-content { padding: 40px 32px 60px; }
  #toast-root { bottom: 28px; }
}

@media print {
  #nav-root, #toast-root, .btn { display: none !important; }
}