/* Investor calculator hub — loaded only by calculator.html. Uses tokens from styles.css. */

.calc-hub { padding: 0 48px 56px; max-width: 1280px; }
.calc-hub-intro { font-size: 13px; color: var(--muted); margin: 0 0 12px; }

/* ---- tab bar ---------------------------------------------------------- */
.calc-tabs {
  display: flex; gap: 4px; border-bottom: 2px solid var(--gray-200);
  margin: 20px 0 24px; overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.calc-tabs::-webkit-scrollbar { display: none; }
.calc-tab {
  appearance: none; background: none; border: 0; cursor: pointer; white-space: nowrap;
  font-family: var(--font); font-size: 14px; font-weight: 700; color: var(--muted);
  padding: 12px 18px; margin-bottom: -2px; border-bottom: 3px solid transparent;
  transition: color .15s, border-color .15s;
}
.calc-tab:hover { color: var(--navy); }
.calc-tab[aria-selected="true"] { color: var(--navy); border-bottom-color: var(--accent); }
.calc-tab small { display: block; font-size: 11px; font-weight: 500; color: var(--muted); margin-top: 1px; }

/* ---- layout ------------------------------------------------------------ */
.calc-grid { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); gap: 28px; align-items: start; }
.calc-inputs { display: flex; flex-direction: column; gap: 16px; }
.calc-results { position: sticky; top: 84px; min-width: 0; }

.calc-card { background: var(--white); border: 1px solid var(--gray-200); border-radius: 14px; padding: 18px 20px 14px; }
.calc-card > h3 {
  font-size: 13px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--navy);
  margin: 0 0 12px; padding-bottom: 8px; border-bottom: 1px solid var(--gray-200);
}
.calc-card > h3 span { font-weight: 500; text-transform: none; letter-spacing: 0; color: var(--muted); font-size: 12px; margin-left: 6px; }
.calc-fields { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 14px; }
.calc-field { margin-bottom: 8px; min-width: 0; }
.calc-field[hidden], .calc-card[hidden] { display: none; }
.calc-field.wide { grid-column: 1 / -1; }
.calc-field label {
  display: block; font-size: 11.5px; font-weight: 700; color: var(--muted);
  text-transform: uppercase; letter-spacing: .04em; margin-bottom: 5px; line-height: 1.3;
}
.calc-field .inp { position: relative; display: flex; align-items: center; }
.calc-field .u {
  position: absolute; left: 11px; color: var(--muted); font-size: 14px; pointer-events: none;
}
.calc-field .u.r { left: auto; right: 11px; font-size: 12px; }
.calc-field input[type="number"], .calc-field select {
  width: 100%; padding: 9px 12px; border: 1.5px solid var(--gray-200); border-radius: 7px;
  font-size: 14px; font-family: var(--font); color: var(--navy); background: var(--white); outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.calc-field .inp.pre input { padding-left: 24px; }
.calc-field .inp.suf input { padding-right: 44px; }
.calc-field input:focus, .calc-field select:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(91,143,168,.18); }
.calc-field .hint { display: block; font-size: 11.5px; color: var(--muted); margin-top: 4px; line-height: 1.4; }
.calc-field.check label {
  display: flex; align-items: center; gap: 9px; text-transform: none; letter-spacing: 0;
  font-size: 14px; font-weight: 600; color: var(--navy); cursor: pointer; margin: 4px 0 2px;
}
.calc-field.check input { width: 18px; height: 18px; accent-color: var(--accent); }

.calc-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.calc-btn {
  appearance: none; cursor: pointer; font-family: var(--font); font-size: 13px; font-weight: 700;
  padding: 9px 16px; border-radius: 7px; border: 1.5px solid var(--accent); color: var(--accent); background: var(--white);
  transition: background .15s, color .15s;
}
.calc-btn:hover { background: var(--accent); color: var(--white); }
.calc-btn.ghost { border-color: var(--gray-200); color: var(--muted); }
.calc-btn.ghost:hover { background: var(--off-white); color: var(--navy); }

/* collapsible optional sections */
.calc-card.adv { padding: 0; }
.calc-card.adv > summary {
  cursor: pointer; list-style: none; padding: 16px 20px; display: flex; align-items: center; gap: 4px;
  font-size: 13px; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--navy);
}
.calc-card.adv > summary::-webkit-details-marker { display: none; }
.calc-card.adv > summary::before { content: '▸'; margin-right: 8px; font-size: 12px; color: var(--accent); }
.calc-card.adv[open] > summary::before { content: '▾'; }
.calc-card.adv > summary { white-space: nowrap; }
.calc-card.adv > summary span { font-weight: 500; text-transform: none; letter-spacing: 0; color: var(--muted); font-size: 12px; margin-left: 6px; }
.calc-card.adv[open] > summary { border-bottom: 1px solid var(--gray-200); margin: 0 20px 12px; padding: 16px 0 8px; }
.calc-card.adv > .calc-fields { padding: 0 20px 14px; }
.calc-card.adv:not([open]) > .calc-fields { display: none; }

/* ---- results ----------------------------------------------------------- */
.results-panel { background: var(--navy2); border-radius: 14px; padding: 20px; color: var(--white); }
.results-panel .result-hero { text-align: center; padding: 6px 0 18px; border-bottom: 1px solid rgba(168,196,212,.15); margin-bottom: 14px; }
.results-panel .result-hero-label { font-size: 11px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--accent-light); margin-bottom: 6px; }
.results-panel .result-hero-value { font-size: 42px; font-weight: 800; color: var(--white); line-height: 1.1; }
.results-panel .result-hero-sub { font-size: 12.5px; color: var(--accent-light); margin-top: 6px; }
.results-panel .pos { color: #6ee7b7; }
.results-panel .neg { color: #fca5a5; }
.results-panel .warn { color: #fcd34d; }
.results-empty { text-align: center; padding: 34px 12px; color: var(--accent-light); font-size: 14px; line-height: 1.7; }
.results-empty b { color: var(--white); display: block; font-size: 16px; margin-bottom: 6px; }

.badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 14px; }
.badge {
  font-size: 12px; font-weight: 700; padding: 5px 11px; border-radius: 999px;
  background: rgba(168,196,212,.12); color: var(--accent-light); white-space: nowrap;
}
.badge.pass { background: rgba(110,231,183,.14); color: #6ee7b7; }
.badge.warn { background: rgba(252,211,77,.14); color: #fcd34d; }
.badge.fail { background: rgba(252,165,165,.14); color: #fca5a5; }

.kpi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 16px; }
.kpi { background: rgba(255,255,255,.05); border-radius: 10px; padding: 11px 12px; min-width: 0; }
.kpi .k { font-size: 10.5px; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; color: var(--accent-light); line-height: 1.3; }
.kpi .v { font-size: 19px; font-weight: 800; color: var(--white); margin-top: 3px; overflow-wrap: anywhere; }
.kpi .n { font-size: 11px; color: rgba(168,196,212,.75); margin-top: 2px; line-height: 1.35; }

.res-title { font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; color: var(--accent-light); margin: 18px 0 4px; }
.res-title:first-child { margin-top: 0; }
.results-panel .result-row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; padding: 7px 0; border-bottom: 1px solid rgba(168,196,212,.08); }
.results-panel .result-row:last-child { border-bottom: 0; }
.results-panel .result-label { font-size: 13px; color: var(--accent-light); }
.results-panel .result-value { font-size: 14px; font-weight: 700; color: var(--white); text-align: right; }
.results-panel .result-row.total { border-top: 1px solid rgba(168,196,212,.25); padding-top: 9px; margin-top: 2px; }
.results-panel .result-row.total .result-label { color: var(--white); font-weight: 700; }

.subtabs { display: flex; gap: 6px; margin-bottom: 16px; background: rgba(0,0,0,.18); padding: 4px; border-radius: 9px; }
.subtab {
  flex: 1; appearance: none; border: 0; cursor: pointer; font-family: var(--font); font-size: 12.5px; font-weight: 700;
  padding: 8px 10px; border-radius: 6px; background: transparent; color: var(--accent-light);
}
.subtab[aria-pressed="true"] { background: var(--accent); color: var(--white); }

.calc-note { font-size: 12px; color: var(--muted); margin-top: 14px; line-height: 1.6; }
.calc-note a { color: var(--accent); font-weight: 600; }

/* ---- projection / schedule tables ------------------------------------- */
.table-wrap { max-height: 360px; overflow: auto; border-radius: 10px; background: rgba(0,0,0,.14); }
.proj { width: 100%; border-collapse: collapse; font-size: 12px; white-space: nowrap; }
.proj th, .proj td { padding: 7px 10px; text-align: right; border-bottom: 1px solid rgba(168,196,212,.08); }
.proj th { position: sticky; top: 0; background: #223344; color: var(--accent-light); font-size: 10.5px; letter-spacing: .06em; text-transform: uppercase; z-index: 1; }
.proj th:first-child, .proj td:first-child { text-align: left; position: sticky; left: 0; background: #2a3b4d; }
.proj th:first-child { background: #223344; z-index: 2; }
.proj tr.sel td { background: rgba(91,143,168,.28); font-weight: 700; }
.proj tr.sel td:first-child { background: #3b5670; }
.chart-wrap { margin: 4px 0 16px; }
.chart-wrap svg { width: 100%; height: auto; display: block; }
.legend { display: flex; gap: 14px; flex-wrap: wrap; font-size: 11.5px; color: var(--accent-light); margin-top: 6px; }
.legend i { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 5px; vertical-align: -1px; }

/* ---- (i) info icons ----------------------------------------------------- */
.calc-field .lbl { display: flex; align-items: flex-start; gap: 6px; margin-bottom: 5px; }
.calc-field .lbl label { margin: 0; }
.calc-field.check .lbl { margin: 4px 0 2px; }
.info { position: relative; display: inline-flex; vertical-align: middle; margin-left: 6px; cursor: help; outline: none; color: var(--muted); }
.lbl .info { margin-left: 0; margin-top: -1px; }
.results-panel .info { color: var(--accent-light); }
.info > i {
  display: inline-block; width: 15px; height: 15px; box-sizing: border-box; border: 1.5px solid currentColor; border-radius: 50%;
  font: italic 700 10px/12px Georgia, serif; text-align: center; opacity: .7; text-transform: none; letter-spacing: 0; flex-shrink: 0;
}
.info:hover > i, .info:focus > i, .info.open > i { opacity: 1; }
.info:focus-visible > i { box-shadow: 0 0 0 3px rgba(91,143,168,.35); }
.info .tip {
  display: none; position: absolute; z-index: 50; left: -8px; top: calc(100% + 8px); width: max-content; max-width: 260px;
  background: #101a24; color: #eaf1f6; padding: 10px 12px; border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.35);
  font: 500 12px/1.5 var(--font); font-style: normal; text-transform: none; letter-spacing: 0; text-align: left; white-space: normal;
}
.info:hover .tip, .info:focus .tip, .info.open .tip { display: block; }
.calc-fields .calc-field:nth-child(even):not(.wide) .tip,
.kpi-grid .kpi:nth-child(3n) .tip { left: auto; right: -8px; }

/* ---- stress test ---------------------------------------------------------- */
.stress { margin-top: 18px; }
.stress > summary {
  cursor: pointer; list-style: none; font-size: 11px; font-weight: 800; letter-spacing: .1em; text-transform: uppercase;
  color: var(--accent-light); padding: 10px 0; display: flex; align-items: center; gap: 4px;
}
.stress > summary::-webkit-details-marker { display: none; }
.stress > summary::before { content: '▸'; margin-right: 6px; font-size: 12px; }
.stress[open] > summary::before { content: '▾'; }
.stress-table td:first-child { white-space: normal; min-width: 150px; }
.stress-table td.neg { color: #fca5a5; }

/* ---- compact desktop layout: use the whole screen ------------------------ */
.calc-hub { padding: 0 32px 36px; max-width: 1600px; margin: 0 auto; }
.calc-tabs { margin: 8px 0 14px; }
.calc-tab { padding: 8px 16px; font-size: 13.5px; }
.calc-tab small { font-size: 10.5px; }
.calc-grid { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 20px; }
/* input cards flow into two columns instead of one long list */
.calc-inputs { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; align-items: stretch; align-content: start; }
.calc-card { padding: 12px 14px 6px; border-radius: 12px; position: relative; }
.calc-card > h3 { margin: 0 0 8px; padding-bottom: 6px; font-size: 12px; }
.calc-actions { grid-column: 1 / -1; margin-top: 2px; }
.calc-fields { gap: 0 10px; align-items: end; }
.calc-field { margin-bottom: 6px; }
.calc-field label { font-size: 12px; font-weight: 600; text-transform: none; letter-spacing: 0; color: var(--steel); margin-bottom: 3px; line-height: 1.25; }
.calc-field .lbl { margin-bottom: 3px; }
.calc-field input[type="number"], .calc-field select { padding: 7px 10px; font-size: 13.5px; }
.calc-field .inp.pre input { padding-left: 22px; }
.calc-field .hint { font-size: 10.5px; margin-top: 2px; }
.calc-card.adv > summary { padding: 11px 14px; font-size: 12px; }
.calc-card.adv[open] > summary { margin: 0 14px 8px; padding: 11px 0 7px; }
.calc-card.adv > .calc-fields { padding: 0 14px 8px; }
/* results stay on screen and scroll by themselves if they are taller than the window */
.calc-results { top: 76px; max-height: calc(100vh - 88px); overflow-y: auto; padding-right: 2px; scrollbar-width: thin; scrollbar-color: rgba(91,143,168,.5) transparent; }
.results-panel { padding: 16px 16px 14px; }
.results-panel .result-hero { padding: 2px 0 12px; margin-bottom: 10px; }
.results-panel .result-hero-value { font-size: 34px; }
.results-panel .result-row { padding: 5px 0; }
.kpi { padding: 9px 11px; }
.kpi .v { font-size: 16px; white-space: nowrap; overflow-wrap: normal; }
.subtabs { margin-bottom: 10px; }
.badges { margin-bottom: 10px; }
.kpi-grid { margin-bottom: 12px; }

/* ---- one color + icon per calculator ----------------------------------- */
[data-tab="rental"]       { --tc: #2a73b0; --tc-soft: #eaf3fb; --tc-line: #bcd8ef; }
[data-tab="flip"]         { --tc: #b45f0a; --tc-soft: #fdf1e4; --tc-line: #f1cda3; }
[data-tab="brrrr"]        { --tc: #15805f; --tc-soft: #e6f6f0; --tc-line: #aadbc8; }
[data-tab="commercial"]   { --tc: #7a62d1; --tc-soft: #efebfb; --tc-line: #cdc2f0; }
[data-tab="amortization"] { --tc: #5c6f82; --tc-soft: #edf1f5; --tc-line: #c5d0db; }

.calc-tabs {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; border-bottom: 0; margin: 10px 0 16px; overflow: visible;
}
.calc-tab {
  display: flex; align-items: center; gap: 9px; text-align: left; margin: 0; padding: 10px 12px; border-radius: 12px;
  background: var(--tc-soft); border: 1.5px solid var(--tc-line); color: var(--navy); white-space: normal;
  transition: background .15s, border-color .15s, color .15s, box-shadow .15s;
}
.calc-tab:hover { border-color: var(--tc); }
.calc-tab .ti { width: 24px; height: 24px; flex-shrink: 0; color: var(--tc); }
.calc-tab .tt { display: flex; flex-direction: column; min-width: 0; line-height: 1.25; }
.calc-tab .tt b { font-size: 13.5px; font-weight: 800; }
.calc-tab .tt small { display: block; margin-top: 2px; font-size: 11px; font-weight: 500; color: var(--muted); }
.calc-tab[aria-selected="true"] { background: var(--tc); border-color: var(--tc); color: #fff; box-shadow: 0 4px 14px rgba(30,45,61,.18); }
.calc-tab[aria-selected="true"] .ti { color: #fff; }
.calc-tab[aria-selected="true"] .tt small { color: rgba(255,255,255,.88); }
/* the active calculator's color carries into its form and results */
.calc-card > h3::before { content: ''; display: inline-block; width: 9px; height: 9px; border-radius: 50%; background: var(--tc, var(--accent)); margin-right: 9px; vertical-align: 1px; }
.calc-card > h3, .calc-card.adv > summary { color: var(--tc, var(--navy)); }
.subtab[aria-pressed="true"] { background: var(--tc, var(--accent)); }
.calc-btn { border-color: var(--tc, var(--accent)); color: var(--tc, var(--accent)); }
.calc-btn:hover { background: var(--tc, var(--accent)); color: #fff; }
.calc-btn.ghost { border-color: var(--gray-200); color: var(--muted); }
.calc-btn.ghost:hover { background: var(--off-white); color: var(--navy); }
.calc-field input:focus, .calc-field select:focus { border-color: var(--tc, var(--accent)); box-shadow: 0 0 0 3px var(--tc-soft, rgba(91,143,168,.18)); }

/* ---- responsive -------------------------------------------------------- */
@media (max-width: 980px) {
  .calc-grid { grid-template-columns: 1fr; }
  .calc-inputs { grid-template-columns: 1fr; }
  .calc-results { position: static; max-height: none; overflow: visible; }
}
@media (max-width: 1100px) {
  .calc-tabs { grid-template-columns: none; grid-auto-flow: column; grid-auto-columns: minmax(190px, 1fr); overflow-x: auto; padding-bottom: 4px; }
}
@media (max-width: 768px) {
  .calc-hub { padding: 0 16px 32px; }
  .calc-tabs { grid-auto-columns: minmax(150px, 1fr); }
  .calc-tab { padding: 9px 11px; gap: 8px; }
  .calc-tab .ti { width: 20px; height: 20px; }
  .calc-tab .tt b { font-size: 13px; }
  .calc-tab .tt small { display: none; }
  .kpi-grid { grid-template-columns: repeat(2, 1fr); }
  /* On phones, pin explanations to the bottom of the screen so they can never run off the edge. */
  .info .tip, .kpi-grid .kpi:nth-child(3n) .tip, .kpi-grid .kpi:nth-child(even) .tip,
  .calc-fields .calc-field:nth-child(even):not(.wide) .tip {
    position: fixed; left: 12px; right: 12px; bottom: 12px; top: auto; width: auto; max-width: none; font-size: 13px;
  }
  .results-panel .result-hero-value { font-size: 36px; }
}
@media (max-width: 480px) {
  .calc-fields { grid-template-columns: 1fr; }
}


/* ---- compact tab pills (override of the earlier full-width tab grid) ----- */
.calc-tabs { display: flex; flex-wrap: wrap; justify-content: flex-start; gap: 8px; margin: 14px 0 14px; overflow: visible; }
.calc-tab { flex: 0 0 auto; padding: 7px 15px 7px 12px; gap: 8px; border-radius: 999px; }
.calc-tab .ti { width: 18px; height: 18px; }
.calc-tab .tt b { font-size: 13px; white-space: nowrap; }
.calc-tab .tt small { display: none; }
.calc-tab[aria-selected="true"] { box-shadow: 0 2px 8px rgba(30,45,61,.2); }
@media (max-width: 900px) {
  .calc-tabs { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; -webkit-overflow-scrolling: touch; scrollbar-width: none; }
  .calc-tabs::-webkit-scrollbar { display: none; }
}


/* ---- brand-consistent tabs: neutral, with a glowing light-blue outline on the active one ---- */
[data-tab] { --tc: #5b8fa8; --tc-soft: #eaf3f8; --tc-line: #c9d8e3; }
.calc-tab { background: #fff; border: 1.5px solid var(--gray-200); color: var(--steel); }
.calc-tab .ti { color: var(--muted); }
.calc-tab:hover { background: #fff; border-color: var(--accent); color: var(--navy); }
.calc-tab:hover .ti { color: var(--accent); }
.calc-tab[aria-selected="true"] {
  background: #eaf3f8; border-color: var(--accent); color: var(--navy);
  box-shadow: 0 0 0 3px rgba(91,143,168,.22), 0 0 16px rgba(91,143,168,.5);
}
.calc-tab[aria-selected="true"] .ti { color: var(--accent); }
.calc-card > h3, .calc-card.adv > summary { color: var(--navy); }


/* ---- soft, gently pulsing glow on the active calculator tab -------------- */
.calc-tabs { padding: 10px 8px; margin: 4px 0 6px; }
.calc-tab[aria-selected="true"] {
  background: #e0eef6; border-color: #7fb0cb; color: var(--navy);
  box-shadow: 0 0 0 3px rgba(111,169,198,.34), 0 0 13px 2px rgba(111,169,198,.55), 0 0 26px 5px rgba(111,169,198,.26);
  animation: tab-glow 3.2s ease-in-out infinite;
}
.calc-tab[aria-selected="true"] .ti { color: #2f7aa0; }
@keyframes tab-glow {
  0%, 100% { box-shadow: 0 0 0 3px rgba(111,169,198,.34), 0 0 13px 2px rgba(111,169,198,.55), 0 0 26px 5px rgba(111,169,198,.26); }
  50%      { box-shadow: 0 0 0 3px rgba(111,169,198,.42), 0 0 17px 3px rgba(111,169,198,.68), 0 0 32px 7px rgba(111,169,198,.34); }
}
@media (prefers-reduced-motion: reduce) { .calc-tab[aria-selected="true"] { animation: none; } }

/* ---- light-blue section boxes with white fields ------------------------- */
.calc-card { background: #edf4f9; border-color: #cddfea; }
.calc-card.adv > summary { background: transparent; }
.calc-field input[type="number"], .calc-field select { background: #fff; }
.calc-field input[type="checkbox"] { background: #fff; }

/* ---- Amortization: compact loan card, results fill the rest --------------- */
[data-tab="amortization"] .calc-grid { grid-template-columns: minmax(300px, 400px) minmax(0, 1fr); }
[data-tab="amortization"] .calc-inputs { grid-template-columns: 1fr; }
[data-tab="amortization"] .kpi-grid { grid-template-columns: repeat(4, 1fr); }
[data-tab="amortization"] .table-wrap { max-height: 440px; }
@media (max-width: 980px) {
  [data-tab="amortization"] .calc-grid { grid-template-columns: 1fr; }
}

/* ---- Amortization: compact payment block, narrow first column ------------- */
[data-tab="amortization"] .result-hero { padding: 0 0 10px; margin-bottom: 10px; }
[data-tab="amortization"] .result-hero-value { font-size: 30px; }
[data-tab="amortization"] .result-hero-sub { margin-top: 2px; }
.sched th:first-child, .sched td:first-child { width: 58px; min-width: 0; padding-right: 4px; }