/* ============================================================
   YOUR DAILY DRAIN — Industrial Brutalist Dark Theme
   ============================================================ */

/* ── TOKENS ─────────────────────────────────────────────── */
:root {
  --bg:           #0A0A0A;
  --bg-card:      #111111;
  --bg-input:     #0D0D0D;
  --yellow:       #00ff87;
  --yellow-dim:   #00cc6a;
  --orange:       #FF4D00;
  --red:          #FF1A1A;
  --green:        #00ff87;
  --white:        #F2F2F2;
  --grey:         #cccccc;
  --border-bright:#00ff87;
  --border-dim:   #222222;
  --font-display: 'Bebas Neue', sans-serif;
  --font-body:    'DM Sans', sans-serif;
  --max-w:        480px;
  --pad:          20px;
  --ease-out:     cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── RESET ───────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }

/* ── BASE ────────────────────────────────────────────────── */
body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-body);
  font-weight: 400;
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  position: relative;
}

/* ── BACKGROUND TEXTURES ─────────────────────────────────── */
.noise-overlay {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='300'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='300' height='300' filter='url(%23n)'/%3E%3C/svg%3E");
  background-repeat: repeat;
  background-size: 300px 300px;
}

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    repeating-linear-gradient(0deg,   rgba(0,255,135,0.018) 0, rgba(0,255,135,0.018) 1px, transparent 1px, transparent 48px),
    repeating-linear-gradient(90deg,  rgba(0,255,135,0.018) 0, rgba(0,255,135,0.018) 1px, transparent 1px, transparent 48px);
}

/* ── LAYOUT ──────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad) 80px;
  position: relative;
  z-index: 1;
}

/* ── HERO ────────────────────────────────────────────────── */
.hero {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 52px var(--pad) 36px;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.22em;
  color: var(--yellow);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.hero-eyebrow::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--yellow);
  flex-shrink: 0;
}

.hero-headline {
  font-family: var(--font-display);
  font-size: clamp(58px, 16vw, 90px);
  line-height: 0.9;
  letter-spacing: 0.01em;
  color: var(--white);
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-headline .hl {
  color: var(--yellow);
  position: relative;
  display: inline-block;
}

.hero-sub {
  font-size: 15px;
  color: #e0e0e0;
  font-weight: 300;
  line-height: 1.65;
  max-width: 300px;
  margin-bottom: 32px;
}

.hero-scroll-hint {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.25em;
  color: var(--grey);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 1; }
}

/* ── CARD SECTIONS — shared tab label ────────────────────── */
.section-label-tab {
  position: absolute;
  top: -20px;
  left: 16px;
  background: var(--yellow);
  color: #000;
  font-family: var(--font-display);
  font-size: 20px;
  letter-spacing: 0.1em;
  padding: 3px 14px;
  line-height: 1.5;
  white-space: nowrap;
}

/* THE DAMAGE label is red — signals cost/danger */
#results .section-label-tab {
  background: var(--red);
  color: #ffffff;
}

/* ── CALCULATOR CARD ─────────────────────────────────────── */
.calc-card {
  background: var(--bg-card);
  border: 2px solid var(--border-bright);
  padding: 28px;
  position: relative;
  margin-top: 32px;
}

/* ── FIELD ───────────────────────────────────────────────── */
.field-group {
  margin-bottom: 28px;
}

.field-label {
  display: block;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--grey);
  margin-bottom: 10px;
}

/* ── SELECT ──────────────────────────────────────────────── */
.select-wrap {
  position: relative;
}

.select-wrap select {
  width: 100%;
  background: var(--bg-input);
  border: 2px solid var(--border-dim);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  padding: 14px 44px 14px 14px;
  appearance: none;
  cursor: pointer;
  outline: none;
  transition: border-color 0.15s;
  line-height: 1.2;
}

.select-wrap select:focus,
.select-wrap select:hover {
  border-color: var(--yellow);
}

.select-wrap select option {
  background: #1a1a1a;
  color: var(--white);
}

.select-chevron {
  position: absolute;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--yellow);
  font-size: 11px;
  pointer-events: none;
}

.drink-meta {
  font-size: 12px;
  color: #e0e0e0;
  margin-top: 8px;
  font-weight: 300;
  letter-spacing: 0.04em;
  min-height: 16px;
}

/* ── STEPPER ─────────────────────────────────────────────── */
.stepper {
  display: flex;
  width: fit-content;
  border: 2px solid var(--border-dim);
}

.stepper-btn {
  background: var(--bg-input);
  border: none;
  color: var(--yellow);
  font-size: 26px;
  width: 56px;
  height: 60px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-body);
  font-weight: 300;
  transition: background 0.1s, color 0.1s;
  line-height: 1;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.stepper-btn:hover  { background: var(--yellow); color: #000; }
.stepper-btn:active { opacity: 0.8; }

.stepper-value {
  font-family: var(--font-display);
  font-size: 44px;
  line-height: 60px;
  width: 84px;
  text-align: center;
  color: var(--white);
  border-left: 2px solid var(--border-dim);
  border-right: 2px solid var(--border-dim);
  height: 60px;
  display: block;
}

/* ── NUMBER INPUT ────────────────────────────────────────── */
.input-wrap {
  display: flex;
  align-items: stretch;
  border: 2px solid var(--border-dim);
  background: var(--bg-input);
  transition: border-color 0.15s;
}

.input-wrap:focus-within { border-color: var(--yellow); }

.input-prefix {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--yellow);
  padding: 0 14px;
  display: flex;
  align-items: center;
  border-right: 2px solid var(--border-dim);
  height: 60px;
}

.input-wrap input {
  background: transparent;
  border: none;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 22px;
  font-weight: 500;
  padding: 0 14px;
  height: 60px;
  flex: 1;
  outline: none;
  min-width: 0;
  -moz-appearance: textfield;
}

.input-wrap input::-webkit-inner-spin-button,
.input-wrap input::-webkit-outer-spin-button { opacity: 0.3; }

/* ── CALCULATE BUTTON ────────────────────────────────────── */
.calc-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: var(--yellow);
  border: none;
  color: #000;
  font-family: var(--font-display);
  font-size: 22px;
  letter-spacing: 0.06em;
  padding: 20px 24px;
  cursor: pointer;
  margin-top: 32px;
  transition: background 0.1s, transform 0.08s;
  -webkit-tap-highlight-color: transparent;
  position: relative;
  overflow: hidden;
}

.calc-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.1s;
}

.calc-btn:hover { background: #e0ff26; }

.calc-btn:active {
  transform: scale(0.985);
  background: var(--yellow-dim);
}

.calc-btn-arrow {
  font-size: 24px;
  transition: transform 0.2s var(--ease-out);
}

.calc-btn:hover .calc-btn-arrow { transform: translateX(5px); }

/* ── RESULTS SECTION ─────────────────────────────────────── */
.results-section {
  background: var(--bg-card);
  border: 2px solid var(--border-bright);
  padding: 28px;
  position: relative;
  margin-top: 32px;
}

/* ── ALT + IDEAS SECTIONS ────────────────────────────────── */
.alt-section,
.ideas-section {
  background: var(--bg-card);
  border: 2px solid var(--border-bright);
  padding: 28px;
  position: relative;
  margin-top: 32px;
}

/* ── REVEAL ANIMATION ────────────────────────────────────── */
.results-section.reveal  { animation: revealUp 0.45s var(--ease-out) both; }
.alt-section.reveal      { animation: revealUp 0.45s var(--ease-out) 0.1s both; }
.ideas-section.reveal    { animation: revealUp 0.45s var(--ease-out) 0.15s both; }

@keyframes revealUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

.hidden { display: none !important; }

.results-subline {
  font-size: 13px;
  color: #e0e0e0;
  font-weight: 300;
  font-style: italic;
  line-height: 1.5;
  margin-bottom: 20px;
}

/* ── PER-CAN AT REGISTER ─────────────────────────────────── */
.price-per-can-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg);
  border: 1px solid var(--border-dim);
  padding: 10px 16px;
  margin-bottom: 16px;
}

.ppc-label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--grey);
}

.ppc-value {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--white);
  line-height: 1;
}

/* ── WEEKLY / MONTHLY GRID ───────────────────────────────── */
.results-row-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

.result-cell {
  background: var(--bg);
  border: 1px solid var(--border-dim);
  padding: 14px 16px;
}

.result-cell-label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--grey);
  margin-bottom: 6px;
}

.result-cell-value {
  font-family: var(--font-display);
  font-size: 34px;
  color: var(--white);
  line-height: 1;
}

/* ── ANNUAL COST ─────────────────────────────────────────── */
.result-annual-block {
  background: var(--bg);
  border: 2px solid var(--border-dim);
  padding: 28px 20px;
  text-align: center;
  margin-bottom: 16px;
  position: relative;
  overflow: hidden;
}

.result-annual-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--green), transparent);
  opacity: 0.6;
}

.annual-label {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.22em;
  color: var(--grey);
  margin-bottom: 8px;
}

.annual-number {
  font-family: var(--font-display);
  font-size: clamp(68px, 20vw, 100px);
  color: var(--green);
  line-height: 0.88;
  letter-spacing: 0.01em;
}

.annual-sub {
  font-size: 12px;
  color: #e0e0e0;
  font-weight: 300;
  letter-spacing: 0.12em;
  margin-top: 10px;
  text-transform: uppercase;
  font-style: italic;
}

/* ── HOURS WORKED — horizontal conversion ────────────────── */
.result-hours-block {
  background: var(--bg);
  border: 2px solid var(--orange);
  padding: 22px 20px;
  margin-bottom: 20px;
  position: relative;
}

.hours-label {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--orange);
  margin-bottom: 14px;
  text-align: center;
}

/* ── HOURS → WEEKS CONVERSION ROW ───────────────────────────
   Three equal flex cells: [hours | arrow | weeks]
   Each cell centered H + V. Arrow fixed-width, never squished.
   min-width prevents collapse on very narrow viewports.
   ─────────────────────────────────────────────────────────── */
.hours-conversion-row {
  display: flex;
  align-items: center;
  width: 100%;
  min-width: 220px;
}

/* Hours and weeks each take exactly half the remaining space */
.hcr-left,
.hcr-right {
  flex: 1 1 0;
  min-width: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* Viewport-relative font — readable at 320 px, large at 1280 px */
.hours-number,
.weeks-count {
  font-family: var(--font-display);
  font-size: clamp(30px, 8vw, 80px);
  color: var(--orange);
  line-height: 1;
}

.hcr-unit,
.hcr-weeks-unit {
  font-family: var(--font-display);
  font-size: clamp(11px, 2.5vw, 15px);
  color: var(--orange);
  letter-spacing: 0.16em;
  opacity: 0.65;
  margin-top: 2px;
}

/* Arrow: fixed flex-basis keeps it centred regardless of number width */
.hcr-arrow {
  flex: 0 0 clamp(36px, 8vw, 68px);
  height: clamp(24px, 5vw, 44px);
  background: var(--orange);
  clip-path: polygon(0 22%, 62% 22%, 62% 0%, 100% 50%, 62% 100%, 62% 78%, 0 78%);
  opacity: 0.95;
  align-self: center;
}

/* Lives outside the flex row — full-width, centred below */
.hcr-weeks-label {
  font-size: 10px;
  color: #e0e0e0;
  font-weight: 300;
  letter-spacing: 0.05em;
  margin-top: 12px;
  line-height: 1.4;
  text-align: center;
}

/* ── CAFFEINE COST INDEX ─────────────────────────────────── */
.caff-section {
  background: var(--bg-card);
  border: 2px solid var(--border-bright);
  padding: 28px;
  position: relative;
  margin-top: 32px;
}

.caff-section.reveal { animation: revealUp 0.45s var(--ease-out) 0.08s both; }

.caff-callout {
  background: var(--bg);
  border: 1px solid var(--border-dim);
  padding: 12px 16px;
  margin-bottom: 22px;
  font-size: 14px;
  color: #e0e0e0;
  line-height: 1.55;
}

.caff-callout-expensive { color: var(--red); font-weight: 600; }
.caff-callout-cheap     { color: var(--yellow); font-weight: 600; }
.caff-callout-mult      { font-family: var(--font-display); font-size: 22px; color: var(--orange); }

.caff-row {
  margin-bottom: 10px;
}

.caff-row:last-child { margin-bottom: 0; }

.caff-meta {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
  margin-bottom: 4px;
}

.caff-name {
  font-size: 12px;
  color: #e0e0e0;
  font-weight: 400;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}

/* Can price lives in the meta row (secondary, grey) */
.caff-can-price {
  font-size: 11px;
  color: var(--grey);
  white-space: nowrap;
  flex-shrink: 0;
}

.caff-bar-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.caff-bar-track {
  flex: 1;
  height: 9px;
  background: rgba(255,255,255,0.07);
  position: relative;
  overflow: hidden;
}

.caff-bar {
  position: absolute;
  left: 0; top: 0;
  height: 100%;
  min-width: 4px;
  transition: width 0.4s ease;
}

/* CPM lives beside the bar — prominent stat column */
.caff-cpm {
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--white);
  white-space: nowrap;
  flex-shrink: 0;
  min-width: 76px;
  text-align: right;
}

/* ── TAX SLIDER ──────────────────────────────────────────── */
.tax-block {
  background: var(--bg);
  border: 1px solid var(--border-dim);
  padding: 16px;
}

.tax-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 14px;
}

.tax-label {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.2em;
  color: var(--grey);
}

.tax-pct {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--yellow);
  line-height: 1;
}

.tax-slider {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 3px;
  background: var(--border-dim);
  outline: none;
  cursor: pointer;
  display: block;
  margin-bottom: 6px;
  border-radius: 0;
}

.tax-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  background: var(--yellow);
  cursor: pointer;
  border: 3px solid #000;
  outline: 2px solid var(--yellow);
  border-radius: 0;
  transition: transform 0.1s;
}

.tax-slider::-webkit-slider-thumb:hover { transform: scale(1.2); }

.tax-slider::-moz-range-thumb {
  width: 22px;
  height: 22px;
  background: var(--yellow);
  cursor: pointer;
  border: 3px solid #000;
  outline: 2px solid var(--yellow);
  border-radius: 0;
}

.tax-range-labels {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--grey);
  font-family: var(--font-display);
  margin-bottom: 6px;
}

.tax-note {
  font-size: 11px;
  color: #e0e0e0;
  font-weight: 300;
}

/* ── SECTION SUBTITLE ────────────────────────────────────── */
.section-subtitle {
  font-size: 15px;
  font-weight: 400;
  color: #e0e0e0;
  line-height: 1.5;
  margin: 0 0 20px 0;
}

/* ── STRATEGY CARDS (Cheaper Hits section) ───────────────── */
.alt-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.strategy-card {
  background: var(--bg);
  border: 1px solid var(--border-dim);
  padding: 24px;
  transition: border-color 0.15s;
}

.strategy-card:hover { border-color: var(--yellow); }

.strategy-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 16px;
}

.strategy-label {
  font-family: var(--font-display);
  font-size: 26px;
  letter-spacing: 0.04em;
  color: var(--white);
  line-height: 1;
}

.strategy-savings-badge {
  background: var(--yellow);
  color: #000;
  font-family: var(--font-display);
  font-size: 14px;
  letter-spacing: 0.04em;
  padding: 4px 12px;
  white-space: nowrap;
  flex-shrink: 0;
  line-height: 1.4;
  align-self: flex-start;
}

.strategy-options {
  border-top: 1px solid var(--border-dim);
  margin-bottom: 16px;
}

.strategy-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-dim);
  gap: 12px;
}

.strategy-item-name {
  font-size: 13px;
  color: #e0e0e0;
  font-weight: 400;
  flex: 1;
}

.strategy-item-price {
  font-family: var(--font-display);
  font-size: 28px;
  color: var(--yellow);
  line-height: 1;
  white-space: nowrap;
}

.strategy-item-unit {
  font-family: var(--font-body);
  font-size: 12px;
  color: var(--grey);
  font-weight: 300;
}

/* ── ALDI detailed option rows ───────────────────────────── */
.strategy-item--detailed {
  align-items: flex-start;
}

.strategy-item-info {
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
  min-width: 0;
}

.strategy-item-size {
  font-size: 11px;
  color: var(--grey);
  font-weight: 300;
  font-family: var(--font-body);
}

.strategy-item-vs {
  font-size: 11px;
  color: var(--yellow);
  font-weight: 500;
  line-height: 1.35;
}

.strategy-item-note {
  font-size: 10px;
  color: var(--grey);
  font-weight: 300;
  font-style: italic;
  line-height: 1.35;
}

.strategy-annual {
  font-size: 13px;
  color: var(--yellow);
  font-weight: 500;
  margin-bottom: 12px;
  line-height: 1.4;
}

.strategy-tip {
  font-size: 12px;
  color: #e0e0e0;
  font-weight: 300;
  font-style: italic;
  line-height: 1.55;
  margin-bottom: 16px;
  padding: 10px 12px;
  border-left: 2px solid var(--border-dim);
}

.strategy-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--grey);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.15s;
}

.strategy-link::after { content: ' →'; }
.strategy-card:hover .strategy-link { color: var(--yellow); }

/* Inline per-option link (e.g. Venom at Walmart) */
.strategy-opt-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--grey);
  text-decoration: none;
  text-transform: uppercase;
  margin-top: 3px;
  transition: color 0.15s;
}
.strategy-opt-link::after { content: ' →'; }
.strategy-opt-link:hover  { color: var(--yellow); }

/* ── SAVINGS IDEA CARDS ──────────────────────────────────── */
.ideas-grid {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.idea-card {
  display: block;
  background: var(--bg);
  border: 1px solid var(--border-dim);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, background 0.15s;
  position: relative;
}

.idea-card:hover {
  border-color: var(--yellow);
  background: #111;
}

.idea-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.idea-icon { font-size: 26px; line-height: 1; }

.idea-tag {
  font-family: var(--font-display);
  font-size: 10px;
  letter-spacing: 0.16em;
  background: #1e1e1e;
  color: #ffffff;
  border: 1px solid #666666;
  padding: 3px 10px;
}

.idea-name {
  font-family: var(--font-display);
  font-size: 30px;
  line-height: 0.95;
  color: var(--white);
  margin-bottom: 4px;
  letter-spacing: 0.02em;
}

.idea-desc {
  font-size: 13px;
  color: #e0e0e0;
  font-weight: 300;
  margin-bottom: 14px;
  line-height: 1.4;
}

.idea-amount {
  font-size: 13px;
  color: var(--yellow);
  font-weight: 500;
  margin-bottom: 12px;
  line-height: 1.4;
}

.idea-cta {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--grey);
  text-transform: uppercase;
  transition: color 0.15s;
}

.idea-card:hover .idea-cta { color: var(--yellow); }
.idea-cta::after { content: '→'; }

/* ── FOOTER ──────────────────────────────────────────────── */
.site-footer {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad) 48px;
  position: relative;
  z-index: 1;
}

.site-footer p {
  font-size: 11px;
  color: #e0e0e0;
  font-weight: 300;
  border-top: 1px solid var(--border-dim);
  padding-top: 20px;
  line-height: 1.6;
}

/* ── SELECTION ───────────────────────────────────────────── */
::selection {
  background: var(--yellow);
  color: #000;
}

/* ── SCROLLBAR ───────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border-dim); }
::-webkit-scrollbar-thumb:hover { background: var(--yellow); }

/* ── FOCUS VISIBLE ───────────────────────────────────────── */
:focus-visible {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media (max-width: 360px) {
  :root { --pad: 14px; }
  .hero-headline { font-size: 52px; }
  .stepper-value { width: 70px; font-size: 36px; }
  .stepper-btn   { width: 48px; }
}

@media (min-width: 520px) {
  .hero-headline { font-size: 90px; }
}

/* ── DESKTOP TWO-COLUMN LAYOUT ───────────────────────────── */
@media (min-width: 900px) {

  /* Expand page container */
  :root { --pad: 40px; }

  .container {
    max-width: 1440px;
    padding-left: var(--pad);
    padding-right: var(--pad);
  }

  /* Hero: full width, bigger type */
  .hero {
    max-width: none;
    padding: 64px var(--pad) 52px;
  }

  .hero-headline {
    font-size: clamp(80px, 9vw, 128px);
  }

  .hero-sub { max-width: 480px; }

  /* Hide scroll hint — results are always visible on desktop */
  .hero-scroll-hint { display: none; }

  /* Two-column grid */
  .app-grid {
    display: grid;
    grid-template-columns: 420px 1fr;
    column-gap: 32px;
    align-items: start;
  }

  /* Left column: sticky so calculator stays in view while scrolling results */
  .col-left {
    position: sticky;
    top: 24px;
  }

  /* Right column */
  .col-right {
    min-width: 0;
  }

  /* Strategy cards: 2×2 grid for 4 tiles */
  .alt-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    flex-direction: unset;
    gap: 16px;
  }

  /* Idea cards: 2-column grid */
  .ideas-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    flex-direction: unset;
    gap: 10px;
  }

  /* Annual number: cap size for right column */
  .annual-number {
    font-size: clamp(60px, 7vw, 92px);
  }

  /* Desktop: numbers scale with viewport; arrow larger */
  .hours-number,
  .weeks-count {
    font-size: clamp(44px, 5vw, 80px);
  }

  .hcr-unit,
  .hcr-weeks-unit {
    font-size: 14px;
  }

  .hcr-arrow {
    flex-basis: 72px;
    height: 46px;
  }

  /* Hide button — results update live on desktop */
  .calc-btn { display: none; }

  /* Footer: match container width */
  .site-footer {
    max-width: 1440px;
    padding-left: var(--pad);
    padding-right: var(--pad);
  }
}