/* ============================================================
   Trans-Digi Global — Replacement / Retrofit landing page
   Extends the homepage design system (style.css). Load AFTER it.
   ============================================================ */

/* nav current-page state (mirrors About) */
.nav__link.is-current{color:var(--lime)}

/* ---------- shared stroke-icon helper used on this page ---------- */
.ic--stroke{stroke-width:1.6;fill:none}

/* ============================================================
   HERO — urgent replacement band (extends .page-hero)
   ============================================================ */
.rr-hero .page-hero__inner{text-align:center;padding:46px 24px 50px}
.rr-hero__urgent{display:inline-flex;align-items:center;gap:9px;margin-top:16px;
  background:rgba(255,255,255,.06);border:1px solid rgba(107,192,84,.35);
  color:#eafff0;font-family:var(--font-head);font-weight:600;font-size:.74rem;
  letter-spacing:.09em;text-transform:uppercase;padding:7px 15px;border-radius:999px}
.rr-hero__dot{width:8px;height:8px;border-radius:50%;background:#5ce07a;
  box-shadow:0 0 0 0 rgba(92,224,122,.6);animation:rrPulse 1.8s infinite}
@keyframes rrPulse{
  0%{box-shadow:0 0 0 0 rgba(92,224,122,.55)}
  70%{box-shadow:0 0 0 8px rgba(92,224,122,0)}
  100%{box-shadow:0 0 0 0 rgba(92,224,122,0)}}
.rr-hero .page-hero h1{margin-top:16px}
.rr-hero .page-hero__sub{max-width:640px}
.rr-hero .page-hero__sub strong{color:#eafff0;font-weight:600}
.rr-hero__cta{display:flex;flex-wrap:wrap;justify-content:center;gap:14px;margin-top:26px}
.rr-hero__badges{display:flex;flex-wrap:wrap;justify-content:center;gap:14px 26px;margin-top:30px}
.rr-hero__badges li{display:inline-flex;align-items:center;gap:9px;color:#cdd8d1;font-size:.86rem}
.rr-hero__badges .ic{width:20px;height:20px;stroke:var(--lime);stroke-width:1.6;fill:none;flex:none}
.rr-hero__badges strong{color:#fff;font-weight:600}

/* ============================================================
   FAST MATCH FLOW — 3 steps
   ============================================================ */
.rr-flow{padding:60px 0;background:var(--bg)}
.rr-flow__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:38px}
.rr-step{position:relative;background:var(--bg);border:1px solid var(--line);
  border-radius:var(--radius);box-shadow:var(--shadow);padding:30px 26px 26px;transition:.25s}
.rr-step:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(4,24,14,.1)}
.rr-step__num{position:absolute;top:20px;right:22px;font-family:var(--font-head);
  font-weight:800;font-size:2.4rem;line-height:1;color:#eef4ef;letter-spacing:-.02em}
.rr-step__icon{width:58px;height:58px;border-radius:14px;background:var(--green-850);
  display:grid;place-items:center;margin-bottom:16px}
.rr-step__icon svg{width:27px;height:27px;stroke:#fff;stroke-width:1.6;fill:none}
.rr-step h3{font-family:var(--font-head);font-weight:700;color:var(--ink);font-size:1.08rem;margin-bottom:9px}
.rr-step p{font-size:.9rem}
.rr-step strong{color:var(--ink);font-weight:600}
.rr-flow__cta{display:flex;justify-content:center;margin-top:34px}

/* ============================================================
   FAULT SYMPTOMS — dark section
   ============================================================ */
.rr-faults{background:var(--green-950);padding:60px 0}
.rr-faults__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:36px}
.fault-card{background:rgba(255,255,255,.03);border:1px solid rgba(255,255,255,.1);
  border-radius:var(--radius);padding:24px 22px;transition:.25s}
.fault-card:hover{border-color:rgba(107,192,84,.45);background:rgba(107,192,84,.06);transform:translateY(-3px)}
.fault-card__code{display:inline-block;font-family:var(--font-head);font-weight:700;
  font-size:.74rem;letter-spacing:.08em;color:#04180e;background:var(--lime);
  padding:4px 10px;border-radius:6px;margin-bottom:14px}
.fault-card h4{font-family:var(--font-head);font-weight:700;color:#fff;font-size:1rem;
  line-height:1.25;margin-bottom:8px}
.fault-card p{color:#c1d0c8;font-size:.86rem;line-height:1.55}
.rr-faults__note{display:flex;align-items:flex-start;gap:14px;margin-top:30px;
  background:rgba(107,192,84,.08);border:1px solid rgba(107,192,84,.28);
  border-radius:var(--radius);padding:20px 24px}
.rr-faults__note .ic--lime{width:26px;height:26px;flex:none;margin-top:2px}
.rr-faults__note p{color:#dbe6df;font-size:.9rem;line-height:1.6}
.rr-faults__note strong{color:#fff;font-weight:600}
.rr-inline-link{color:var(--lime);font-weight:600}
.rr-inline-link:hover{color:#fff;text-decoration:underline}

/* ============================================================
   CROSS-BRAND COMPATIBILITY
   ============================================================ */
.rr-compat{padding:60px 0;background:var(--bg-soft)}
.rr-compat__grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
.rr-compat__copy .kicker{justify-content:flex-start}
.rr-compat__lead{margin:16px 0 20px;font-size:.98rem;color:#495751;line-height:1.7;max-width:520px}
.rr-compat__list{margin-bottom:24px}
.rr-compat__list li{align-items:center}
.rr-compat__list strong{color:var(--ink);font-weight:600}
/* panel */
.rr-compat__panel{background:radial-gradient(90% 130% at 80% 10%,#0e4a2d 0%,#083020 55%,#052015 100%);
  border-radius:16px;padding:28px 26px;color:#fff;text-align:center;
  box-shadow:0 20px 44px rgba(4,24,14,.18)}
.rr-compat__panel-label,.rr-compat__with-label{display:block;font-family:var(--font-head);
  font-weight:600;text-transform:uppercase;letter-spacing:.14em;font-size:.68rem;color:var(--lime)}
.brand-chips{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-top:16px}
.brand-chips li{font-family:var(--font-head);font-weight:600;font-size:.78rem;color:#e6ede9;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  padding:6px 12px;border-radius:999px}
.rr-compat__arrow{margin:18px auto 16px;width:40px;height:40px;border-radius:50%;
  background:rgba(107,192,84,.16);display:grid;place-items:center}
.rr-compat__arrow svg{width:22px;height:22px;stroke:var(--lime);stroke-width:2;fill:none}
.rr-compat__with{border-top:1px solid rgba(255,255,255,.12);padding-top:18px}
.rr-compat__logos{display:flex;align-items:center;justify-content:center;gap:22px;
  margin-top:14px;background:#fff;border-radius:10px;padding:14px 18px}
.rr-compat__logos img{height:26px;width:auto;object-fit:contain}
.rr-compat__partner{display:block;margin-top:12px;font-size:.8rem;color:#9fb3a8}

/* ============================================================
   UPGRADE / ENERGY RETROFIT
   ============================================================ */
.rr-upgrade{padding:60px 0;background:var(--bg)}
.rr-upgrade__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:38px}
.up-card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);padding:26px 22px;text-align:center;transition:.25s}
.up-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px rgba(4,24,14,.1)}
.up-card__icon{width:52px;height:52px;border-radius:14px;background:rgba(63,155,69,.1);
  display:grid;place-items:center;margin:0 auto 14px}
.up-card__icon svg{width:26px;height:26px;stroke:var(--accent);stroke-width:1.6;fill:none}
.up-card h4{font-family:var(--font-head);font-weight:700;color:var(--ink);font-size:.98rem;
  line-height:1.25;margin-bottom:9px}
.up-card p{font-size:.85rem;line-height:1.55}

/* ============================================================
   HDB / RESIDENTIAL
   ============================================================ */
.rr-hdb{padding:60px 0;background:var(--bg-soft)}
.rr-hdb__grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:center}
.rr-hdb__media{border-radius:16px;overflow:hidden;box-shadow:var(--shadow);
  background:var(--green-850);align-self:stretch}
.rr-hdb__media img{width:100%;height:100%;min-height:320px;object-fit:cover}
.rr-hdb__copy .kicker{justify-content:flex-start}
.rr-hdb__copy>p{margin:16px 0 18px;font-size:.96rem;color:#495751;line-height:1.7}
.check-list--rr{margin-bottom:18px}
.check-list--rr li{align-items:center;color:var(--ink)}
.rr-hdb__proof{font-size:.88rem;color:#5a6660;line-height:1.6;margin-bottom:22px !important}
.rr-hdb__proof strong{color:var(--ink);font-weight:600}

/* ============================================================
   FAQ
   ============================================================ */
.rr-faq{padding:60px 0;background:var(--bg)}
.rr-faq__list{max-width:820px;margin:36px auto 0;display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:12px;background:var(--bg);
  box-shadow:var(--shadow);overflow:hidden}
.faq-item .faq-q{margin:0;padding:18px 22px 6px;font-family:var(--font-head);
  font-weight:600;color:var(--ink);font-size:.98rem;line-height:1.4;
  display:flex;align-items:flex-start;gap:12px}
.faq-item .faq-q::before{content:"";width:9px;height:9px;flex:none;margin-top:6px;
  border-right:2px solid var(--accent);border-bottom:2px solid var(--accent);
  transform:rotate(45deg)}
.faq-item .faq-a{padding:0 22px 20px 43px}
.faq-item .faq-a p{margin:0;font-size:.9rem;line-height:1.65;color:#5a6660}
.faq-item .faq-a .rr-inline-link{color:var(--accent)}

/* ============================================================
   CLOSING CTA wrapper (reuses .cta-band)
   ============================================================ */
.rr-cta{padding:60px 0;background:var(--bg-soft)}
.rr-cta .cta-band{margin-top:0}

/* ============================================================
   DESKTOP COMPACT SCALE (>=992px) — mirrors homepage density
   ============================================================ */
@media(min-width:992px){
  .rr-hero .page-hero__inner{padding:34px 24px 38px}
  .rr-flow{padding:45px 0}
  .rr-flow__grid{gap:17px;margin-top:29px}
  .rr-step{padding:23px 20px 20px}
  .rr-step__icon{width:46px;height:46px;margin-bottom:13px}
  .rr-step__icon svg{width:22px;height:22px}
  .rr-step__num{font-size:2rem;top:16px;right:18px}
  .rr-faults{padding:45px 0}
  .rr-faults__grid{gap:12px;margin-top:28px}
  .fault-card{padding:20px 18px}
  .rr-faults__note{padding:16px 20px;margin-top:24px}
  .rr-compat{padding:45px 0}
  .rr-compat__grid{gap:30px}
  .rr-compat__panel{padding:22px 22px}
  .rr-upgrade{padding:45px 0}
  .rr-upgrade__grid{gap:14px;margin-top:29px}
  .up-card{padding:20px 18px}
  .up-card__icon{width:44px;height:44px;margin-bottom:12px}
  .rr-hdb{padding:45px 0}
  .rr-hdb__grid{gap:30px}
  .rr-hdb__media img{min-height:280px}
  .rr-faq{padding:45px 0}
  .rr-faq__list{margin-top:28px}
  .rr-cta{padding:45px 0}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:900px){
  .rr-flow__grid{grid-template-columns:1fr}
  .rr-faults__grid{grid-template-columns:1fr 1fr}
  .rr-compat__grid{grid-template-columns:1fr;gap:28px}
  .rr-compat__copy .section-title{text-align:left}
  .rr-upgrade__grid{grid-template-columns:1fr 1fr}
  .rr-hdb__grid{grid-template-columns:1fr;gap:26px}
  /* let grid children shrink to the track (fixes ~22px horizontal overflow) */
  .rr-hdb__grid>*{min-width:0}
  .rr-hdb__media{order:-1}
}
@media(max-width:560px){
  .rr-faults__grid{grid-template-columns:1fr}
  .rr-upgrade__grid{grid-template-columns:1fr}
  .rr-hero__cta .btn,.rr-flow__cta .btn{width:100%}
  .rr-hero__badges{gap:12px 18px}
  .rr-compat__logos{gap:16px;padding:12px 14px}
  .rr-compat__logos img{height:22px}
}