/* ============================================================
   MMT Capital Allocation Calculator
   Design system: matches makemoney.com.au brand
   Optimized for: dyslexia + ADHD readability
   ============================================================ */

:root {
  /* Brand palette (from makemoney.com.au) */
  --accent: #ff6b1a;
  --accent-strong: #faa321;
  --accent-deep: #cc4a10;
  --accent-soft: #ff8a4a;
  --accent-shim: #ffb078;

  /* Path B highlight uses accent orange (primary path).
     Path A uses a muted amber to feel like the safer/slower option. */
  --live: #a1a1a1;
  --live-tint: rgba(161, 161, 161, 0.10);
  --prop: var(--accent);
  --prop-strong: var(--accent-strong);
  --prop-tint: rgba(255, 107, 26, 0.10);

  /* Surfaces - dark theme only (matches makemoney.com.au) */
  --bg: #0a0a0a;
  --bg-2: #111111;
  --card: #141414;
  --card-2: #1c1c1c;
  --border: rgba(255, 255, 255, 0.10);
  --border-strong: rgba(255, 255, 255, 0.18);

  /* Text - off-white (not pure white) reduces glare for dyslexic readers */
  --ink: #f5f5f4;
  --ink-dim: #c8c8c6;
  --ink-muted: #8a8a88;

  /* Typography - dyslexia-friendly stack */
  --font-body:
    "Atkinson Hyperlegible", "Inter", -apple-system, BlinkMacSystemFont,
    system-ui, sans-serif;
  --font-heading:
    "Space Grotesk", "Atkinson Hyperlegible", sans-serif;
  --font-num:
    "Space Grotesk", "Atkinson Hyperlegible", ui-monospace, monospace;

  /* Spacing - generous for reduced cognitive load */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* Radius */
  --radius: 14px;
  --radius-lg: 20px;
  --radius-pill: 999px;

  /* Motion - subtle, respects prefers-reduced-motion */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 220ms;
}

/* ============================================================
   Reset + base
============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  font-family: var(--font-body);
  /* Larger base for dyslexia-friendly reading */
  font-size: 18px;
  line-height: 1.65;
  letter-spacing: 0.01em; /* slight extra spacing for dyslexic readers */
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  min-height: 100vh;
  /* Subtle amber glow from top - MMT brand warmth */
  background-image:
    radial-gradient(1200px 500px at 50% -200px, rgba(255, 107, 26, 0.10), transparent 60%),
    radial-gradient(800px 400px at 100% 100%, rgba(250, 163, 33, 0.05), transparent 60%);
  background-attachment: fixed;
}
img {
  max-width: 100%;
  height: auto;
  display: block;
}
button,
input,
select {
  font: inherit;
  color: inherit;
}
a {
  color: var(--accent);
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
}
a:hover {
  color: var(--accent-strong);
}

/* Skip link for keyboard/screen-reader users */
.skip-link {
  position: absolute;
  top: -100px;
  left: 12px;
  background: var(--accent);
  color: #000;
  padding: 10px 16px;
  border-radius: 8px;
  font-weight: 700;
  text-decoration: none;
  z-index: 100;
  transition: top var(--dur) var(--ease);
}
.skip-link:focus {
  top: 12px;
}

/* Focus rings - visible, not aggressive */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ============================================================
   Layout
============================================================ */
.page {
  max-width: 1080px;
  margin: 0 auto;
  padding: var(--space-5);
}

/* Topbar with the MMT logo */
.topbar {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  padding: var(--space-4) 0 var(--space-5);
}
.brand {
  display: inline-block;
  text-decoration: none;
  border-radius: 8px;
  transition: opacity var(--dur) var(--ease);
}
.brand:hover {
  opacity: 0.85;
}
.brand-logo {
  height: 44px;
  width: auto;
}

/* ============================================================
   Hero
============================================================ */
.hero {
  padding: var(--space-6) 0 var(--space-7);
  max-width: 720px;
}
.eyebrow {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
}
.hero h1 {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(2rem, 6.2vw, 3.75rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin: 0 0 var(--space-5);
  color: var(--ink);
}
.hero h1 .accent,
.hero h1 .accent-strong {
  color: var(--accent);
  font-weight: 700;
}
.lede {
  margin: 0;
  font-size: clamp(1.05rem, 2.2vw, 1.2rem);
  line-height: 1.6;
  color: var(--ink-dim);
  max-width: 60ch; /* short line length, dyslexia-friendly */
}

/* ============================================================
   Step blocks - one topic per screen chunk
============================================================ */
.step {
  margin-bottom: var(--space-7);
}
.step-head {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--accent);
  color: #000;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 20px;
  flex-shrink: 0;
  box-shadow: 0 6px 20px rgba(255, 107, 26, 0.25);
}
.step-head h2 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(1.35rem, 3.2vw, 1.7rem);
  letter-spacing: -0.01em;
  color: var(--ink);
}

/* ============================================================
   Cards
============================================================ */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
}
.inputs-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* ============================================================
   Form fields
============================================================ */
.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.field label {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.4;
}
.field .hint {
  display: block;
  margin-top: var(--space-1);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: var(--ink-muted);
  line-height: 1.5;
}
.input-wrap {
  position: relative;
  display: flex;
  align-items: center;
  background: var(--card-2);
  border: 2px solid var(--border);
  border-radius: 12px;
  padding: 0 var(--space-4);
  transition: border-color var(--dur) var(--ease), background var(--dur) var(--ease);
}
.input-wrap:focus-within {
  border-color: var(--accent);
  background: rgba(255, 107, 26, 0.06);
}
.input-wrap input {
  flex: 1;
  min-width: 0;
  width: 100%;
  border: 0;
  background: transparent;
  padding: 14px 0;
  font-family: var(--font-num);
  font-size: 20px;
  font-weight: 600;
  color: var(--ink);
  outline: none;
}
/* iOS-friendly: 16px+ prevents zoom on focus */
@media (max-width: 640px) {
  .input-wrap input {
    font-size: 18px;
  }
}
.input-wrap .prefix,
.input-wrap .suffix {
  color: var(--ink-muted);
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 500;
  user-select: none;
  flex-shrink: 0;
}
.input-wrap .prefix {
  margin-right: var(--space-2);
}
.input-wrap .suffix {
  margin-left: var(--space-2);
}
/* Remove number input spinners */
.input-wrap input[type="number"]::-webkit-outer-spin-button,
.input-wrap input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}
.input-wrap input[type="number"] {
  appearance: textfield;
  -moz-appearance: textfield;
}

/* Range slider */
input[type="range"] {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  background: var(--card-2);
  border-radius: var(--radius-pill);
  outline: none;
  cursor: pointer;
  margin: 0;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg);
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(255, 107, 26, 0.4);
  transition: transform var(--dur) var(--ease);
}
input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}
input[type="range"]::-moz-range-thumb {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg);
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(255, 107, 26, 0.4);
}
.range-labels {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-num);
  font-size: 13px;
  color: var(--ink-muted);
  font-weight: 500;
  margin-top: -4px;
}

/* ============================================================
   Headline stat - the whole point of the tool
============================================================ */
.headline-card {
  background:
    linear-gradient(135deg, rgba(255, 107, 26, 0.12), rgba(250, 163, 33, 0.06)),
    var(--card);
  border: 2px solid rgba(255, 107, 26, 0.35);
  border-radius: var(--radius-lg);
  padding: var(--space-7) var(--space-6);
  text-align: center;
  margin-bottom: var(--space-6);
  position: relative;
  overflow: hidden;
}
.headline-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(400px 200px at 50% 0%, rgba(255, 107, 26, 0.18), transparent 70%);
  pointer-events: none;
}
.headline-lead {
  position: relative;
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2.4vw, 1.15rem);
  font-weight: 500;
  color: var(--ink-dim);
  letter-spacing: 0.01em;
}
.headline-stat {
  position: relative;
  margin: 0 0 var(--space-3);
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: center;
  gap: var(--space-3);
}
.headline-x {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(3rem, 12vw, 6rem);
  line-height: 1;
  color: var(--accent);
  letter-spacing: -0.02em;
}
.headline-word {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  color: var(--ink);
  letter-spacing: -0.01em;
}
.headline-tail {
  position: relative;
  margin: 0;
  font-family: var(--font-body);
  font-size: clamp(1rem, 2.2vw, 1.15rem);
  color: var(--ink-dim);
}
.headline-tail b {
  color: var(--ink);
  font-weight: 700;
}

/* ============================================================
   Comparison cards (Path A vs Path B)
============================================================ */
/* Path A and Path B now stack vertically with the headline card between them */
.step-compare .path {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  margin-bottom: var(--space-5);
}
.step-compare .headline-card {
  margin: var(--space-5) 0;
}

/* ============================================================
   Payout calculator (sits under Path B)
============================================================ */
.payout-card {
  position: relative;
  margin-top: var(--space-4);
  padding: var(--space-6);
  background:
    linear-gradient(135deg, rgba(255, 107, 26, 0.10), rgba(250, 163, 33, 0.04)),
    var(--card);
  border: 1px solid rgba(255, 107, 26, 0.28);
  border-radius: var(--radius-lg);
  box-shadow: 0 20px 60px -30px rgba(255, 107, 26, 0.35);
}
.payout-eyebrow {
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-3);
}
.payout-heading {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--ink);
  margin: 0 0 var(--space-4);
}
.payout-total {
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.payout-math {
  margin: 0 0 var(--space-4);
  padding: var(--space-4);
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-family: var(--font-num);
  font-size: clamp(0.95rem, 2vw, 1.05rem);
  line-height: 1.7;
  color: var(--ink-dim);
}
.payout-math b {
  color: var(--ink);
  font-weight: 700;
}
.payout-note {
  margin: 0;
  font-family: var(--font-body);
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-muted);
}
.path-live {
  border-color: var(--border);
  background: var(--card);
}
.path-prop {
  border-color: rgba(255, 107, 26, 0.35);
  background:
    linear-gradient(180deg, rgba(255, 107, 26, 0.05), transparent 40%),
    var(--card);
  box-shadow: 0 0 0 1px rgba(255, 107, 26, 0.15), 0 20px 60px -20px rgba(255, 107, 26, 0.2);
}
.path-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.pill {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.pill-live {
  background: var(--live-tint);
  color: var(--ink-dim);
  border: 1px solid var(--border);
}
.pill-prop {
  background: var(--accent);
  color: #000;
}
.path-head h3 {
  margin: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.path-sub {
  margin: 0;
  font-size: 15px;
  color: var(--ink-muted);
  line-height: 1.5;
}

/* Hero metric at top of each card */
.metric {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.metric-hero {
  padding: var(--space-5);
  background: var(--card-2);
  border-radius: 14px;
  border: 1px solid var(--border);
}
.metric-hero-prop {
  background: linear-gradient(135deg, rgba(255, 107, 26, 0.12), rgba(250, 163, 33, 0.05));
  border-color: rgba(255, 107, 26, 0.3);
}
.metric-label {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 400;
  color: var(--ink-muted);
  line-height: 1.4;
}
.metric-value {
  font-family: var(--font-num);
  font-size: clamp(1.75rem, 5vw, 2.25rem);
  font-weight: 700;
  color: var(--ink);
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-top: var(--space-1);
}
.metric-hero-prop .metric-value {
  color: var(--accent);
}
.metric-delta {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  margin-top: var(--space-2);
}

/* Metrics list - vertical, easier to scan for dyslexic readers than a grid */
.metrics-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
  border-top: 1px solid var(--border);
}
.metrics-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-4) 0;
  border-bottom: 1px solid var(--border);
}
.metrics-list li:last-child {
  border-bottom: 0;
}
.metric-value-sm {
  font-family: var(--font-num);
  font-size: 20px;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.01em;
  text-align: right;
}
.path-prop .metric-value-sm {
  color: var(--ink);
}

/* Footline (progress bar with label + value) */
.footline {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid var(--border);
}
.footline-label {
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--ink-muted);
}
.footline-value {
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  color: var(--ink);
}
.path-prop .footline-value {
  color: var(--accent);
}
.bar {
  height: 8px;
  background: var(--card-2);
  border-radius: var(--radius-pill);
  overflow: hidden;
  border: 1px solid var(--border);
}
.bar-fill {
  height: 100%;
  width: 0;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--ink-muted), var(--ink-dim));
  transition: width var(--dur) var(--ease);
}
.bar-prop .bar-fill {
  background: linear-gradient(90deg, var(--accent-deep), var(--accent), var(--accent-strong));
}

/* ============================================================
   Advanced (collapsible)
============================================================ */
.advanced-block {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--card);
  overflow: hidden;
}
.advanced-block summary {
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  list-style: none;
  transition: background var(--dur) var(--ease);
}
.advanced-block summary::-webkit-details-marker {
  display: none;
}
.advanced-block summary:hover {
  background: var(--card-2);
}
.summary-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(255, 107, 26, 0.15);
  color: var(--accent);
  font-family: var(--font-num);
  font-size: 18px;
  font-weight: 700;
  transition: transform var(--dur) var(--ease);
}
.advanced-block[open] .summary-icon {
  transform: rotate(45deg);
}
.summary-note {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 14px;
  color: var(--ink-muted);
  margin-left: auto;
}
.advanced-block[open] .inputs-card {
  border-radius: 0;
  border: 0;
  border-top: 1px solid var(--border);
  background: var(--card);
}

/* ============================================================
   Verdict / bottom line
============================================================ */
.verdict {
  background:
    linear-gradient(135deg, rgba(255, 107, 26, 0.10), rgba(250, 163, 33, 0.04)),
    var(--card);
  border: 2px solid rgba(255, 107, 26, 0.30);
}
.verdict-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: var(--accent);
  color: #000;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}
.verdict p {
  margin: 0 0 var(--space-5);
  font-size: 18px;
  line-height: 1.65;
  color: var(--ink);
  max-width: 60ch;
}
.verdict b {
  color: var(--accent-strong);
  font-weight: 700;
}
.cta {
  display: inline-flex;
  align-items: center;
  padding: 14px 24px;
  background: var(--accent);
  color: #000;
  border-radius: 12px;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  text-decoration: none;
  letter-spacing: 0.01em;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease);
  box-shadow: 0 8px 24px rgba(255, 107, 26, 0.35);
}
.cta:hover {
  background: var(--accent-strong);
  transform: translateY(-2px);
  color: #000;
}

/* Disclaimer */
.disclaimer-box {
  margin: var(--space-7) 0 var(--space-5);
  padding: var(--space-6);
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
}
.disclaimer-heading {
  margin: 0 0 var(--space-3);
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
}
.disclaimer {
  margin: 0 0 var(--space-4);
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-muted);
  max-width: 72ch;
}
.disclaimer:last-child {
  margin-bottom: 0;
}
.disclaimer b {
  color: var(--ink-dim);
  font-family: var(--font-num);
  font-weight: 600;
}

/* ============================================================
   Footer
============================================================ */
.foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-6) 0 var(--space-5);
  margin-top: var(--space-7);
  border-top: 1px solid var(--border);
}
.foot-logo {
  height: 36px;
  width: auto;
  opacity: 0.85;
}
.foot-links {
  display: flex;
  gap: var(--space-5);
  align-items: center;
  flex-wrap: wrap;
}
.foot-links a {
  color: var(--ink-dim);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  transition: color var(--dur) var(--ease);
}
.foot-links a:hover {
  color: var(--accent);
}
.foot-copy {
  color: var(--ink-muted);
  font-size: 14px;
  margin-left: auto;
}

/* ============================================================
   Mobile - <960px stack the compare cards, prop first
============================================================ */
/* Stacked layout works at every viewport now - no reorder needed */

@media (max-width: 640px) {
  body {
    font-size: 17px;
    line-height: 1.6;
  }
  .page {
    padding: var(--space-4);
  }
  .hero {
    padding: var(--space-4) 0 var(--space-6);
  }
  .step {
    margin-bottom: var(--space-6);
  }
  .card {
    padding: var(--space-5);
  }
  .headline-card {
    padding: var(--space-6) var(--space-4);
  }
  .step-num {
    width: 34px;
    height: 34px;
    font-size: 17px;
  }
  .brand-logo {
    height: 38px;
  }
  .foot-copy {
    width: 100%;
    margin-left: 0;
    order: 3;
  }
  .metric-hero {
    padding: var(--space-4);
  }
}

/* ============================================================
   Motion - respect user preference
============================================================ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}