/* ============================================================
   Homepage "The Problem": auto-playing tabs, one pain point each.
   Desktop: numbered tab list on the left, the open pain point on the right.
   Phones: tabs scroll sideways above the panel.
   The active tab's bar fills while it plays (js/home-pain-tabs.js sets --p).
   Without JS every pain point is shown in turn, stacked.
   ============================================================ */

.pain-head {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 1.25rem 3rem;
  align-items: end;
  margin-bottom: clamp(2rem, 5vw, 3rem);
}

.pain-head .hp-section-title {
  margin: 0;
}

.pain-intro {
  margin: 0;
  max-width: 38ch;
  font-size: var(--swft-text-lead, 1.125rem);
  line-height: 1.6;
  color: var(--swft-lead, #e3e0de);
}

.pain-tabs {
  position: relative;
  display: grid;
  grid-template-columns: minmax(14rem, 0.9fr) minmax(0, 2fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}

/* ---------- Tabs ---------- */
.pain-tablist {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--swft-border, rgba(255, 255, 255, 0.1));
}

.pain-tab {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  width: 100%;
  padding: 1.05rem 0;
  border: 0;
  border-bottom: 1px solid var(--swft-border, rgba(255, 255, 255, 0.1));
  background: none;
  color: #6b6b6b;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: color 0.3s ease;
}

.pain-tab__num {
  font-family: var(--swft-font-mono, "Space Mono", monospace);
  font-size: var(--swft-text-label, 0.75rem);
  letter-spacing: 0;
  font-variant-numeric: tabular-nums;
}

.pain-tab__label {
  font-family: var(--swft-font-display, "Inter Tight", sans-serif);
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.4rem);
  font-weight: 500;
  letter-spacing: -0.02em;
}

.pain-tab:hover,
.pain-tab[aria-selected="true"] {
  color: #fff;
}

.pain-tab[aria-selected="true"] .pain-tab__num {
  color: var(--swft-accent, #56b4e9);
}

.pain-tab:focus-visible {
  outline: 2px solid var(--swft-accent, #56b4e9);
  outline-offset: 2px;
}

/* Progress: fills along the active tab's bottom rule while it plays */
.pain-tab__bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  overflow: hidden;
}

.pain-tab__bar span {
  display: block;
  height: 100%;
  background: var(--swft-accent, #56b4e9);
  transform: scaleX(0);
  transform-origin: left center;
}

.pain-tab[aria-selected="true"] .pain-tab__bar span {
  transform: scaleX(var(--p, 1));
}

/* ---------- Panels ---------- */
.pain-panels {
  display: grid;
}

.pain-panel {
  grid-area: 1 / 1;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  border: 1px solid var(--swft-border, rgba(255, 255, 255, 0.1));
  background: linear-gradient(160deg, rgba(86, 180, 233, 0.07), rgba(255, 255, 255, 0.015) 55%);
}

.pain-panel:focus-visible {
  outline: 2px solid var(--swft-accent, #56b4e9);
  outline-offset: 2px;
}

/* JS mode: one panel at a time, crossfading */
.pain-tabs.is-js .pain-panel {
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity 0.45s ease, transform 0.6s cubic-bezier(0.22, 1, 0.36, 1), visibility 0s linear 0.45s;
}

.pain-tabs.is-js .pain-panel.is-active {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition: opacity 0.45s ease 0.05s, transform 0.6s cubic-bezier(0.22, 1, 0.36, 1) 0.05s, visibility 0s;
}

/* No JS: stack the panels so every pain point is readable */
.pain-tabs:not(.is-js) .pain-panels {
  gap: 1rem;
}

.pain-tabs:not(.is-js) .pain-panel {
  grid-area: auto;
}

.pain-panel__title {
  margin: 0 0 1rem;
  font-size: var(--swft-h3, clamp(1.4rem, 1.15rem + 1.1vw, 2.1rem));
  line-height: 1.1;
  text-wrap: balance;
  color: #fff;
}

.pain-panel__cost {
  margin: 0 0 1.5rem;
  max-width: 52ch;
  font-size: var(--swft-text-body, 1.0625rem);
  line-height: 1.6;
  color: var(--swft-lead, #e3e0de);
}

.pain-panel__fix {
  margin: 0;
  padding-top: 1.25rem;
  max-width: 52ch;
  border-top: 1px solid var(--swft-border, rgba(255, 255, 255, 0.1));
  font-size: var(--swft-text-body, 1.0625rem);
  line-height: 1.6;
  color: #fff;
}

.pain-panel__fix-label {
  display: block;
  margin-bottom: 0.4rem;
  font-family: var(--swft-font-mono, "Space Mono", monospace);
  font-size: var(--swft-text-label, 0.75rem);
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--swft-accent, #56b4e9);
}

/* Pause / play (WCAG 2.2.2: moving content can be paused) */
.pain-toggle {
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.75rem);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 0.85rem;
  border: 1px solid var(--swft-border, rgba(255, 255, 255, 0.16));
  border-radius: 999px;
  background: none;
  color: var(--swft-muted, #b5b5b5);
  font: 500 0.8rem/1 var(--swft-font, "Inter Tight", sans-serif);
  letter-spacing: 0.04em;
  cursor: pointer;
}

.pain-toggle:hover,
.pain-toggle:focus-visible {
  border-color: var(--swft-accent, #56b4e9);
  color: #fff;
  outline: none;
}

/* Pause icon: two bars; play icon: a triangle */
.pain-toggle__icon {
  width: 9px;
  height: 10px;
  border-left: 3px solid currentColor;
  border-right: 3px solid currentColor;
}

.pain-toggle[aria-pressed="true"] .pain-toggle__icon {
  width: 0;
  height: 0;
  border-top: 5px solid transparent;
  border-bottom: 5px solid transparent;
  border-left: 9px solid currentColor;
  border-right: 0;
}

/* ---------- Tablet / phone ---------- */
@media (max-width: 860px) {
  .pain-head,
  .pain-tabs {
    grid-template-columns: minmax(0, 1fr);
  }

  .pain-tablist {
    flex-direction: row;
    gap: 0.5rem;
    margin: 0 calc(-1 * var(--swft-gutter, 1rem));
    padding: 0 var(--swft-gutter, 1rem) 0.25rem;
    border-top: 0;
    overflow-x: auto;
    scroll-snap-type: x proximity;
    scrollbar-width: none;
  }

  .pain-tablist::-webkit-scrollbar {
    display: none;
  }

  .pain-tab {
    flex: 0 0 auto;
    width: auto;
    gap: 0.5rem;
    padding: 0.7rem 1rem;
    border: 1px solid var(--swft-border, rgba(255, 255, 255, 0.14));
    border-radius: 999px;
    overflow: hidden;
    scroll-snap-align: start;
  }

  .pain-tab__label {
    font-size: 0.95rem;
  }

  .pain-tab[aria-selected="true"] {
    border-color: rgba(255, 255, 255, 0.45);
  }

  .pain-tab__bar {
    left: 1rem;
    right: 1rem;
    bottom: 0.3rem;
  }

  .pain-toggle {
    position: static;
    justify-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .pain-tabs.is-js .pain-panel,
  .pain-tabs.is-js .pain-panel.is-active {
    transition: none;
    transform: none;
  }
}