/* =============================================================
   Hindalco Integrated Annual Report 2025-26 — Search UI
   Layout mirrors the reference command-palette; every colour, font
   and radius is pulled from the report's own tokens in style.css so
   the panel reads as part of the site in both themes.
   ============================================================= */

:root {
  --hs-bg:        var(--bg);
  --hs-elev:      var(--card);
  --hs-soft:      var(--surface);
  --hs-border:    var(--line);
  --hs-border-2:  var(--line-soft);
  --hs-text:      var(--text);
  --hs-text-2:    var(--c-gray2);
  --hs-text-3:    var(--muted);
  --hs-accent:    var(--ink-blue);
  --hs-accent-2:  rgba(23, 71, 158, .09);
  --hs-mark-bg:   rgba(220, 100, 32, .22);
  --hs-mark-fg:   var(--text);
  --hs-row-hover: rgba(0, 0, 0, .035);
  --hs-row-active: rgba(23, 71, 158, .07);
  --hs-shadow:    0 24px 70px rgba(0, 0, 0, .22);
  --hs-scrim:     rgba(12, 22, 40, .55);
  --hs-font:      "Archivo", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --hs-font-exp:  "Archivo Expanded", "Archivo", sans-serif;
}

[data-bs-theme="dark"] {
  --hs-accent-2:  rgba(91, 141, 239, .16);
  --hs-mark-bg:   rgba(240, 138, 69, .30);
  --hs-mark-fg:   #fff;
  --hs-row-hover: rgba(255, 255, 255, .05);
  --hs-row-active: rgba(91, 141, 239, .14);
  --hs-shadow:    0 24px 70px rgba(0, 0, 0, .6);
  --hs-scrim:     rgba(0, 0, 0, .68);
}

/* ============================================================
   TRIGGER — the existing topbar icon just gets a hit area
   ============================================================ */
.topbar__icon { transition: opacity .2s ease; }
.topbar__icon:hover { opacity: .7; }

/* ============================================================
   OVERLAY SHELL
   ============================================================ */
.hs-ov {
  position: fixed;
  inset: 0;
  z-index: 900;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 72px 20px 40px;
  background: var(--hs-scrim);
  backdrop-filter: blur(7px);
  -webkit-backdrop-filter: blur(7px);
  overflow-y: auto;
  font-family: var(--hs-font);
}
.hs-ov.is-open { display: flex; animation: hs-fade .2s ease-out; }
@keyframes hs-fade { from { opacity: 0; } to { opacity: 1; } }

.hs-ov__inner {
  width: 100%;
  max-width: 940px;
  display: flex;
  flex-direction: column;
  max-height: calc(100vh - 112px);
  overflow: hidden;
  background: var(--hs-bg);
  border: 1px solid var(--hs-border);
  border-top: 3px solid var(--hs-accent);
  box-shadow: var(--hs-shadow);
  animation: hs-rise .24s cubic-bezier(.22, .61, .36, 1);
}
@keyframes hs-rise {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   HEADER — input + meta row
   ============================================================ */
.hs-ov__head {
  padding: 22px 28px 0;
  border-bottom: 1px solid var(--hs-border);
  flex-shrink: 0;
}
.hs-ov__inputwrap {
  display: flex;
  align-items: center;
  gap: 16px;
  padding-bottom: 18px;
}
.hs-ov__icon { color: var(--hs-accent); flex-shrink: 0; }
.hs-ov__input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: 0;
  outline: none;
  color: var(--hs-text);
  font-family: var(--hs-font);
  font-size: 28px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
  padding: 4px 0;
}
.hs-ov__input::placeholder { color: var(--hs-text-3); font-weight: 300; }

.hs-ov__close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  background: transparent;
  border: 1px solid var(--hs-border-2);
  color: var(--hs-text-2);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.hs-ov__close:hover {
  background: var(--hs-accent);
  border-color: var(--hs-accent);
  color: #fff;
}

.hs-ov__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  padding-bottom: 16px;
}
.hs-ov__count {
  font-size: 13px;
  color: var(--hs-text-2);
  letter-spacing: .01em;
}
.hs-ov__count b { color: var(--hs-text); font-weight: 600; }

/* ---- category filter chips ---- */
.hs-ov__chips { display: flex; flex-wrap: wrap; gap: 8px; }
.hs-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--hs-font);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .02em;
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--hs-border-2);
  color: var(--hs-text-2);
  cursor: pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease;
}
.hs-chip span {
  font-size: 10px;
  font-weight: 600;
  padding: 1px 5px;
  background: var(--hs-row-hover);
  color: var(--hs-text-3);
}
.hs-chip:hover { color: var(--hs-text); border-color: var(--hs-text-2); }
.hs-chip.is-on {
  background: var(--hs-accent);
  border-color: var(--hs-accent);
  color: #fff;
}
.hs-chip.is-on span { background: rgba(255, 255, 255, .22); color: #fff; }

/* ============================================================
   BODY
   ============================================================ */
.hs-ov__body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 28px 30px;
}

/* ---- section blocks (empty state) ---- */
.hs-block + .hs-block { margin-top: 28px; }
.hs-block__h {
  font-family: var(--hs-font-exp);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--hs-text-3);
  padding-bottom: 12px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--hs-border);
  display: flex;
  align-items: center;
  gap: 14px;
}
.hs-block__h::before {
  content: "";
  width: 30px;
  height: 5px;
  background: var(--hs-accent);
  flex-shrink: 0;
}

.hs-recents { display: flex; flex-wrap: wrap; gap: 8px; padding: 4px 0 2px; }

/* ---- result groups ---- */
.hs-group + .hs-group { margin-top: 26px; }
.hs-group__h {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-bottom: 12px;
  margin-bottom: 6px;
  border-bottom: 1px solid var(--hs-border);
}
.hs-group__n {
  margin-left: auto;
  font-size: 12px;
  color: var(--hs-text-3);
}

.hs-list { display: flex; flex-direction: column; }

/* ---- a result row ---- */
.hs-row {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 10px 18px;
  width: 100%;
  text-align: left;
  padding: 15px 16px;
  background: transparent;
  border: 0;
  border-left: 2px solid transparent;
  color: var(--hs-text);
  font-family: var(--hs-font);
  cursor: pointer;
  transition: background .15s ease, border-color .15s ease;
}
.hs-row:hover,
.hs-row.is-active {
  background: var(--hs-row-active);
  border-left-color: var(--hs-accent);
}
.hs-row__body {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
}
.hs-row__title {
  font-size: 16px;
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--hs-text);
}
.hs-row__snip {
  font-size: 13px;
  line-height: 1.5;
  color: var(--hs-text-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.hs-row mark {
  background: var(--hs-mark-bg);
  color: var(--hs-mark-fg);
  padding: 0 2px;
}
.hs-row__go {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: var(--hs-text-3);
  flex-shrink: 0;
  transition: background .18s ease, color .18s ease, transform .18s ease;
}
.hs-row:hover .hs-row__go,
.hs-row.is-active .hs-row__go {
  background: var(--hs-accent);
  color: #fff;
  transform: translateX(2px);
}

/* ---- category tag ----
   Inside a result group the heading already names the category, so the
   per-row tag only earns its place in the ungrouped "Start here" list. */
.hs-group .hs-row .hs-cat { display: none; }

.hs-cat {
  display: inline-flex;
  align-items: center;
  align-self: flex-start;
  height: 20px;
  padding: 0 9px;
  font-family: var(--hs-font-exp);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .04em;
  text-transform: uppercase;
  white-space: nowrap;
  border: 1px solid currentColor;
}
.hs-cat-overview    { color: var(--ink-cyan); }
.hs-cat-business    { color: var(--ink-blue); }
.hs-cat-leadership  { color: var(--c-gray2); }
.hs-cat-performance { color: var(--ink-green); }
.hs-cat-esg         { color: var(--ink-blue2); }
.hs-cat-capitals    { color: var(--ink-orange); }
.hs-cat-strategy    { color: var(--ink-red); }
.hs-cat-downloads   { color: var(--c-gray); }

/* ---- PDF pill on rows that have a linked document ---- */
.hs-pdf {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  align-self: flex-start;
  margin-top: 2px;
  padding: 4px 9px;
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--ink-red);
  background: transparent;
  border: 1px solid currentColor;
  cursor: pointer;
  transition: background .18s ease, color .18s ease;
}
.hs-pdf:hover { background: var(--ink-red); color: #fff; }
.hs-pdf svg { flex-shrink: 0; }

/* ============================================================
   ANSWER CARD — for recognised factual queries
   ============================================================ */
.hs-answer {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 20px;
  width: 100%;
  text-align: left;
  margin-bottom: 22px;
  padding: 20px 22px;
  background: var(--hs-elev);
  border: 1px solid var(--hs-border);
  border-left: 3px solid var(--hs-accent);
  color: var(--hs-text);
  font-family: var(--hs-font);
  cursor: pointer;
  transition: box-shadow .2s ease, transform .2s ease;
}
.hs-answer:hover { transform: translateY(-1px); box-shadow: var(--hs-shadow); }
.hs-answer__tag {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  height: 22px;
  padding: 0 10px;
  font-family: var(--hs-font-exp);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: #fff;
  background: var(--hs-accent);
  white-space: nowrap;
}
.hs-answer__body { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.hs-answer__label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .05em;
  text-transform: uppercase;
  color: var(--hs-text-3);
}
.hs-answer__value {
  font-size: 30px;
  font-weight: 600;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--hs-accent);
}
.hs-answer__note { font-size: 13px; line-height: 1.5; color: var(--hs-text-2); }
.hs-answer__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--hs-accent);
  white-space: nowrap;
}

/* ============================================================
   EMPTY / NO RESULTS
   ============================================================ */
.hs-empty { padding: 40px 4px 30px; }
.hs-empty__t {
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.3;
  margin: 0 0 10px;
  color: var(--hs-text);
}
.hs-empty__t strong { color: var(--hs-accent); font-weight: 600; }
.hs-empty__s { font-size: 15px; line-height: 1.55; color: var(--hs-text-2); margin: 0; }
.hs-link {
  background: none;
  border: 0;
  padding: 0;
  font: inherit;
  color: var(--hs-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

/* ============================================================
   FOOTER HINTS
   ============================================================ */
.hs-ov__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  flex-shrink: 0;
  padding: 12px 28px;
  border-top: 1px solid var(--hs-border);
  background: var(--hs-soft);
  font-size: 11.5px;
  color: var(--hs-text-3);
}
.hs-ov__foot kbd {
  display: inline-block;
  min-width: 20px;
  padding: 2px 6px;
  margin: 0 2px;
  font-family: var(--hs-font);
  font-size: 10.5px;
  text-align: center;
  color: var(--hs-text-2);
  background: var(--hs-bg);
  border: 1px solid var(--hs-border-2);
}

/* ============================================================
   PAGE STATE — scroll lock + destination pulse
   ============================================================ */
body.hs-locked { overflow: hidden; }

.hs-pulse { animation: hs-pulse-anim 2s ease-out forwards; }
@keyframes hs-pulse-anim {
  0%   { box-shadow: inset 0 0 0 0 var(--hs-accent); }
  18%  { box-shadow: inset 0 0 0 3px var(--hs-accent); }
  100% { box-shadow: inset 0 0 0 0 rgba(23, 71, 158, 0); }
}

/* ============================================================
   RESPONSIVE — fullscreen sheet on phones
   ============================================================ */
@media (max-width: 900px) {
  .hs-ov { padding: 0; }
  .hs-ov__inner {
    max-width: 100%;
    height: 100vh;
    max-height: 100vh;
    border: 0;
    border-top: 3px solid var(--hs-accent);
  }
  .hs-ov__head { padding: 16px 18px 0; }
  .hs-ov__body { padding: 16px 18px 26px; }
  .hs-ov__foot { display: none; }
  .hs-ov__input { font-size: 20px; }
  .hs-answer { grid-template-columns: 1fr; gap: 12px; }
  .hs-answer__value { font-size: 24px; }
  .hs-row { padding: 14px 12px; }
  .hs-row__title { font-size: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  .hs-ov.is-open,
  .hs-ov__inner { animation: none; }
  .hs-pulse { animation: none; }
  .hs-answer:hover { transform: none; }
}