/* ============================================================
   CUSTOMERS — Stakeholder inner page
   Blue theme • responsive • dark-mode aware
   Depends on: style.css (tokens, header, .cs-breadcrumb),
               stakeholders.css (banner .pf-* layout)
   ============================================================ */

/* Banner background colour (customer = Tata Power blue) */
#stakeholders .stakeholders-banner.customers { background-color: var(--blue); }
#stakeholders .stakeholders-banner.customers .pf-badge--m   { background: linear-gradient(135deg,#00a651 0%,#0a8f47 100%); }
#stakeholders .stakeholders-banner.customers .pf-badge--cap { background: #0a2a4a; }
#stakeholders .stakeholders-banner.customers .pf-badge--sbo { background: #fff; color: var(--blue); font-weight: 600; }

/* ---------- Shared page shell ---------- */
.cu {
  font-family: "Outfit", sans-serif;
  color: #1c1c1c;
  padding-bottom: clamp(40px, 6vw, 80px);
}
.cu *, .cu *::before, .cu *::after { box-sizing: border-box; }
.cu .container { max-width: 1200px; }

.cu-rule { height: 0; margin: clamp(26px,3.4vw,46px) 0; border: 0; border-top: 1px solid #cdd6de; opacity: 1; }

/* Section eyebrow / headings */
.cu-h { margin: 0 0 clamp(20px,2.4vw,30px); color: var(--blue); font-weight: 700; font-size: clamp(18px,2vw,24px); line-height: 1.15; }
.cu-sub { margin: 0 0 14px; color: var(--blue); font-weight: 600; font-size: clamp(16px,1.6vw,19px); }
.cu-sub--dark { color: #1c1c1c; }
.cu-p { margin: 0 0 14px; font-size: clamp(15px,1.5vw,17px); line-height: 1.6; color: #333; }

/* Bullet lists */
.cu-list { margin: 0; padding: 0; list-style: none; }
.cu-list > li { position: relative; padding: 0 0 10px 18px; font-size: 16px; line-height: 1.45; color: #2b2b2b; }
.cu-list > li:last-child { padding-bottom: 0; }
.cu-list > li::before { content: ""; position: absolute; left: 2px; top: .6em; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }

/* ---------- Intro paragraph ---------- */
.cu-intro { margin: 0; max-width: 1000px; font-size: clamp(17px,1.7vw,21px); font-weight: 400; line-height: 1.5; color: #1c1c1c; }

/* ---------- Metrics at a glance ---------- */
.cu-metrics { display: grid; grid-template-columns: 1.35fr 1px 1fr; gap: clamp(24px,3vw,48px); align-items: start; }
.cu-metrics__divider { width: 1px; background: #cdd6de; align-self: stretch; }
.cu-mtitle { margin: 0 0 20px; font-weight: 700; font-size: 15px; color: #1c1c1c; }
.cu-mgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 26px 40px; }
.cu-mgrid--single { grid-template-columns: 1fr; }
.cu-mstat { display: flex; flex-direction: column; }
.cu-num { font-size: clamp(26px,2.8vw,34px); font-weight: 600; color: #000; line-height: 1; letter-spacing: -0.02em; }
.cu-lbl { font-size: 16px; color: #444; margin-top: 6px; line-height: 1.35; }

/* ---------- Engaging with customers ---------- */
.cu-engage { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px,3vw,48px); }
.cu-eh { margin: 0 0 12px; font-weight: 700; font-size: clamp(15px,1.5vw,17px); color: #1c1c1c; }
.cu-eh + .cu-list { margin-bottom: clamp(22px,2.6vw,32px); }
.cu-eh--sp { margin-top: clamp(22px,2.6vw,32px); }

/* ---------- Empowering customers in energy transition ---------- */
.cu-transition { display: grid; grid-template-columns: repeat(3,1fr); gap: clamp(28px,3vw,48px); }
.cu-tcol { display: flex; flex-direction: column; }
.cu-tlead { font-size: clamp(16px,1.5vw,19px); font-weight: 400; color: #1c1c1c; line-height: 1.2; }
.cu-tbig { font-weight: 700; font-size: clamp(24px,2.4vw,30px); line-height: 1.05; color: #000000; margin: 2px 0 10px; }
.cu-tdesc { margin: 0; font-size: clamp(14px,1.4vw,16px); line-height: 1.45; color: #333; }

/* ============================================================
   Banded feature blocks (Customer-centricity, Empowering, etc.)
   ============================================================ */
.cu-block { margin-bottom: clamp(34px,4.5vw,64px); }
.cu-band { background: var(--blue); }
.cu-band h2 { margin: 0; padding: 12px 16px; color: #fff; font-weight: 600; font-size: clamp(18px,2vw,24px); letter-spacing: .2px; }
.cu-band--wide { margin-bottom: clamp(20px,2.6vw,32px); }

.cu-panel { background: #eef5fb; padding: clamp(22px,3vw,40px); }
.cu-panel--plain { background: transparent; padding: clamp(22px,3vw,40px) 0; }

.cu-cols { display: grid; grid-template-columns: repeat(1,1fr); gap: clamp(28px,4vw,64px); align-items: start; }
.cu-cols--3 { grid-template-columns: repeat(3,1fr); }
.cu-cols--focus { grid-template-columns: 1.15fr .85fr; }

/* Focus area with photo (customer-centricity) */
.cu-focus { display: grid; grid-template-columns: 1fr .85fr; gap: clamp(24px,3vw,44px); align-items: start; }

/* ---------- Figures & placeholders ---------- */
.cu-fig { margin: 0; overflow: hidden; background: #dde6ee; }
.cu-fig img { display: block; width: 100%; height: 100%; object-fit: cover; }
.cu-fig--tall img { min-height: 260px; }

.cu-ph {
  position: relative; display: flex; align-items: flex-end;
  min-height: 240px; padding: 16px;
  /* background:
    repeating-linear-gradient(-45deg, rgba(18,104,179,.06) 0 12px, rgba(18,104,179,.12) 12px 24px);
  border: 1px dashed rgba(18,104,179,.4); */
  color: var(--blue);
}
.cu-ph span { font-size: 12px; font-weight: 600; letter-spacing: .02em; background: rgba(255,255,255,.85); padding: 6px 10px; border-radius: 3px; }

/* ---------- 3D approach ---------- */
.cu-3d-wrap { background: #eef5fb; padding: clamp(24px,3vw,40px); text-align: center; }
.cu-3d-title { margin: 0 0 clamp(24px,3vw,38px); font-weight: 600; font-size: clamp(18px,1.9vw,22px); color: #1c1c1c; }
.cu-3d { display: flex; align-items: center; justify-content: center; gap: clamp(8px,2vw,26px); flex-wrap: wrap; }
.cu-3d-step { display: flex; flex-direction: column; align-items: center; gap: 14px; max-width: 210px; }
.cu-3d-cap { font-weight: 700; font-size: 14px; letter-spacing: .12em; color: var(--black); text-transform: uppercase; }
.cu-3d-circle {
  width: clamp(120px,14vw,150px); height: clamp(120px,14vw,150px); border-radius: 50%;
  background: radial-gradient(circle at 32% 26%, #4a97d8 0%, var(--blue) 55%, #0d4e8a 100%);
  color: #fff; display: flex; align-items: center; justify-content: center; text-align: center;
  font-size: clamp(12px,1.2vw,14px); font-weight: 500; line-height: 1.25; padding: 18px;
  box-shadow: 0 14px 30px rgba(18,104,179,.28);
}
.cu-3d-dash { color: var(--blue); font-size: 28px; font-weight: 300; }

/* ---------- Big highlight stat ---------- */
.cu-bigstat { margin: clamp(20px,2.6vw,30px) 0 0; }
.cu-bigstat .v { font-size: clamp(40px,5vw,64px); font-weight: 400; color: var(--blue); line-height: 1; letter-spacing: -0.03em; }
.cu-bigstat .d { font-size: clamp(15px,1.5vw,18px); color: #1c1c1c; margin-top: 8px; }

/* ---------- CSAT score card ---------- */
.cu-score { border-top: 1px solid #cdd6de; padding-top: 22px; margin-top: clamp(22px,2.6vw,30px); }
.cu-score h4 { margin: 0 0 16px; font-weight: 700; font-size: 16px; color: #1c1c1c; }
.cu-score-grid { display: grid; grid-template-columns: repeat(3,max-content); gap: 18px 56px; }
.cu-score .v { font-size: clamp(28px,3vw,36px); font-weight: 600; color: var(--blue); line-height: 1; }
.cu-score .v small { font-size: .5em; font-weight: 600; }
.cu-score .d { font-size: 16px; color: #444; margin-top: 4px; }

/* ---------- Patents ---------- */
.cu-patents { display: grid; grid-template-columns: 300px 1fr; gap: clamp(28px,4vw,56px); border-top: 2px solid var(--blue); padding-top: clamp(22px,3vw,34px); }
.cu-patents__head { font-weight: 700; font-size: 13px; letter-spacing: .04em; color: #1c1c1c; text-transform: uppercase; margin-bottom: 18px; }
.cu-granted h4 { margin: 0 0 18px; font-weight: 700; font-size: 16px; color: #1c1c1c; line-height: 1.3; }
.cu-pnum { margin-bottom: 20px; }
.cu-pnum__tag { display: inline-block; background: var(--yellow); color: #1a1a1a; font-weight: 700; font-size: 13px; padding: 6px 16px; border-radius: 20px; }
.cu-pnum__desc { margin: 8px 0 0; font-size: 14px; color: #333; line-height: 1.4; }
.cu-filed { list-style: none; margin: 0; padding: 0; column-count: 2; column-gap: clamp(28px,4vw,56px); }
.cu-filed li { break-inside: avoid; margin-bottom: 16px; font-size: 14px; line-height: 1.45; color: #333; padding-left: 16px; position: relative; }
.cu-filed li::before { content: ""; position: absolute; left: 2px; top: .55em; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); }
.cu-filed li strong { color: #1c1c1c; }

/* ---------- Responsive ---------- */
@media (max-width: 991.98px) {
  .cu-metrics { grid-template-columns: 1fr; }
  .cu-metrics__divider { display: none; }
  .cu-focus, .cu-cols--focus { grid-template-columns: 1fr; }
  .cu-patents { grid-template-columns: 1fr; }
}
@media (max-width: 767.98px) {
  .cu-engage, .cu-cols, .cu-transition, .cu-cols--3 { grid-template-columns: 1fr; }
  .cu-mgrid { grid-template-columns: 1fr 1fr; }
  .cu-filed { column-count: 1; }
  .cu-3d { flex-direction: column; }
  .cu-3d-dash { transform: rotate(90deg); }
}

/* ============================================================
   DARK MODE
   ============================================================ */
html[data-theme=dark] .cu { color: #e8ebf2; }
html[data-theme=dark] .cu-p,
html[data-theme=dark] .cu-lbl,
html[data-theme=dark] .cu-tdesc,
html[data-theme=dark] .cu-list > li { color: #b4bccb; }
html[data-theme=dark] .cu-intro,
html[data-theme=dark] .cu-tlead { color: #cdd3df; }
html[data-theme=dark] .cu-num,
html[data-theme=dark] .cu-mtitle,
html[data-theme=dark] .cu-eh,
html[data-theme=dark] .cu-sub--dark,
html[data-theme=dark] .cu-3d-title,
html[data-theme=dark] .cu-3d-cap,
html[data-theme=dark] .cu-score h4,
html[data-theme=dark] .cu-granted h4,
html[data-theme=dark] .cu-patents__head,
html[data-theme=dark] .cu-filed li strong { color: #e8ebf2; }
html[data-theme=dark] .cu-sub,
html[data-theme=dark] .cu-h,
html[data-theme=dark] .cu-tbig { color: #6fb4f2; }
html[data-theme=dark] .cu-bigstat .v,
html[data-theme=dark] .cu-score .v { color: #6fb4f2; }
html[data-theme=dark] .cu-bigstat .d,
html[data-theme=dark] .cu-score .d,
html[data-theme=dark] .cu-pnum__desc,
html[data-theme=dark] .cu-filed li { color: #b4bccb; }
html[data-theme=dark] .cu-rule,
html[data-theme=dark] .cu-metrics__divider,
html[data-theme=dark] .cu-score { border-color: rgba(255,255,255,.16); }
html[data-theme=dark] .cu-list > li::before { background: #6fb4f2; }
html[data-theme=dark] .cu-panel,
html[data-theme=dark] .cu-3d-wrap { background: #141a2e; }
html[data-theme=dark] .cu-fig { background: #1b2236; }
html[data-theme=dark] .cu-score .v small { color: inherit; }
html[data-theme=dark] .cu-patents { border-top-color: #6fb4f2; }
html[data-theme=dark] .cu-band { background: #12447a; }