/* ═══════════════════════════════════════════════════════════
   DABFOS – style.css
   Brand: Deep Navy + Royal Blue + Gold Accent
   Font: Barlow Condensed (display) · Inter (body) · Roboto Mono (data)
   ═══════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Barlow+Condensed:ital,wght@0,400;0,600;0,700;0,800;0,900;1,700&family=Inter:wght@400;500;600;700&family=Roboto+Mono:wght@400;500&display=swap');

/* ── CSS VARIABLES ─────────────────────────────────────────── */
:root {
  /* Color palette */
  --ink:     #001230;
  --navy:    #002D72;
  --cobalt:  #0057C8;
  --sky:     #1B85E0;
  --gold:    #F0A500;
  --amber:   #FFCB40;
  --cream:   #EBF5FF;
  --white:   #FFFFFF;

  --gray-50:  #F8FAFC;
  --gray-100: #F1F5F9;
  --gray-200: #E2E8F0;
  --gray-400: #94A3B8;
  --gray-500: #64748B;
  --gray-700: #334155;
  --gray-900: #0F172A;

  --green: #10B981;
  --red:   #EF4444;

  /* Typography */
  --ff-display: 'Barlow Condensed', sans-serif;
  --ff-body:    'Inter', sans-serif;
  --ff-mono:    'Roboto Mono', monospace;

  /* Spacing */
  --gap:    24px;
  --pad:    96px;

  /* Radius */
  --r-xs:  4px;
  --r-sm:  8px;
  --r-md:  14px;
  --r-lg:  22px;
  --r-xl:  36px;
  --r-pill: 999px;

  /* Shadows */
  --sh-sm: 0 2px 8px rgba(0,45,114,.08);
  --sh-md: 0 4px 24px rgba(0,45,114,.14);
  --sh-lg: 0 8px 48px rgba(0,45,114,.22);
  --sh-gold: 0 4px 24px rgba(240,165,0,.35);

  /* Motion */
  --ease: cubic-bezier(.4,0,.2,1);
  --dur: .28s;
}

/* ── RESET ─────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--ff-body);
  color: var(--gray-700);
  background: var(--white);
  line-height: 1.65;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a   { text-decoration: none; color: inherit; }
ul  { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ── TYPOGRAPHY SCALE ──────────────────────────────────────── */
h1,h2,h3,h4,h5 { font-family: var(--ff-display); font-weight: 900; line-height: 1.05; letter-spacing: -.01em; }
h1 { font-size: clamp(2.6rem, 5.5vw, 5rem); }
h2 { font-size: clamp(2rem, 3.8vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 2.4vw, 2rem); }
h4 { font-size: clamp(1.1rem, 1.8vw, 1.5rem); }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: .72rem;
  font-weight: 500;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(240,165,0,.1);
  border: 1px solid rgba(240,165,0,.3);
  padding: 5px 14px;
  border-radius: var(--r-pill);
  margin-bottom: 16px;
}

.section-title { text-transform: uppercase; margin-bottom: 14px; }
.section-lead  { font-size: 1.05rem; color: var(--gray-500); line-height: 1.75; max-width: 560px; }

/* ── LAYOUT ────────────────────────────────────────────────── */
.container { width: min(1200px, 92vw); margin-inline: auto; }

.section        { padding: var(--pad) 0; }
.section--dark  { background: var(--ink);   color: var(--white); }
.section--navy  { background: var(--navy);  color: var(--white); }
.section--cream { background: var(--cream); }
.section--gray  { background: var(--gray-50); }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--gap); }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: var(--gap); }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }

.flex-row    { display: flex; align-items: center; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between{ display: flex; align-items: center; justify-content: space-between; }

/* ── BUTTONS ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 26px;
  border-radius: var(--r-md);
  font-family: var(--ff-body);
  font-size: .9rem;
  font-weight: 600;
  border: 2px solid transparent;
  transition: transform var(--dur) var(--ease),
              box-shadow var(--dur) var(--ease),
              background var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }

.btn--lg { padding: 15px 34px; font-size: 1rem; border-radius: var(--r-lg); }
.btn--sm { padding: 8px 18px; font-size: .82rem; }

.btn--gold {
  background: var(--gold); color: var(--ink); border-color: var(--gold);
  box-shadow: var(--sh-gold);
}
.btn--gold:hover { background: var(--amber); border-color: var(--amber); box-shadow: 0 8px 32px rgba(240,165,0,.5); }

.btn--navy {
  background: var(--navy); color: var(--white); border-color: var(--navy);
}
.btn--navy:hover { background: var(--cobalt); border-color: var(--cobalt); box-shadow: var(--sh-md); }

.btn--outline-white {
  background: transparent; color: var(--white); border-color: rgba(255,255,255,.55);
}
.btn--outline-white:hover { background: rgba(255,255,255,.12); border-color: var(--white); }

.btn--outline-navy {
  background: transparent; color: var(--navy); border-color: var(--navy);
}
.btn--outline-navy:hover { background: var(--navy); color: var(--white); }

.btn--shopee   { background: #EE4D2D; color: var(--white); border-color: #EE4D2D; }
.btn--shopee:hover   { background: #d93d1f; border-color: #d93d1f; }
.btn--tokopedia{ background: #03AC0E; color: var(--white); border-color: #03AC0E; }
.btn--tokopedia:hover{ background: #029a0c; border-color: #029a0c; }

/* ── TICKER BAR ────────────────────────────────────────────── */
.ticker {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1001;
  height: 34px;
  background: var(--ink);
  overflow: hidden;
  display: flex;
  align-items: center;
}
.ticker__track {
  display: flex;
  white-space: nowrap;
  animation: tickerScroll 38s linear infinite;
  font-family: var(--ff-mono);
  font-size: .7rem;
  font-weight: 500;
  letter-spacing: .09em;
  color: var(--gold);
}
.ticker__item {
  padding: 0 52px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.ticker__dot {
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
}

/* ── NAVBAR ────────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  inset-inline: 0;
  z-index: 1000;
  padding: 10px 0;
  transition: background var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.navbar.is-scrolled {
  background: rgba(0,18,48,.95);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,.07);
  box-shadow: 0 4px 32px rgba(0,0,0,.35);
}
.navbar__inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.navbar__logo img { height: 54px; width: auto; filter: brightness(0) invert(1); }

.navbar__links {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.navbar__links li { list-style: none; }
.navbar__link {
  color: rgba(255,255,255,.78);
  font-size: .88rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--r-sm);
  transition: color var(--dur), background var(--dur);
}
.navbar__link:hover,
.navbar__link.is-active { color: var(--white); background: rgba(255,255,255,.1); }

.navbar__cta {
  background: var(--gold); color: var(--ink) !important;
  padding: 9px 22px !important;
  border-radius: var(--r-md) !important;
  font-weight: 700 !important;
  margin-left: 6px;
  transition: background var(--dur);
}
.navbar__cta:hover { background: var(--amber) !important; }

.navbar__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  z-index: 9;
}
.navbar__burger span {
  display: block; width: 24px; height: 2px;
  background: var(--white); border-radius: 2px;
  transition: transform var(--dur), opacity var(--dur);
}
.navbar__burger.is-open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.navbar__burger.is-open span:nth-child(2) { opacity: 0; }
.navbar__burger.is-open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* ── HERO ──────────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--ink) 0%, #001E50 55%, #002D72 100%);
  padding: 140px 0 80px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 72% 40%, rgba(0,87,200,.18) 0%, transparent 65%);
  pointer-events: none;
}

.hero__grid {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 56px;
  align-items: center;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--gold);
  background: rgba(240,165,0,.1);
  border: 1px solid rgba(240,165,0,.3);
  padding: 6px 16px;
  border-radius: var(--r-pill);
  margin-bottom: 20px;
}

.hero__title {
  font-size: clamp(3rem, 5.5vw, 5.2rem);
  font-weight: 900;
  color: var(--white);
  text-transform: uppercase;
  line-height: 1.0;
  margin-bottom: 20px;
}
.hero__title em { color: var(--gold); font-style: normal; }

.hero__sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,.68);
  max-width: 480px;
  line-height: 1.75;
  margin-bottom: 36px;
}

.hero__stats {
  display: flex;
  gap: 0;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-lg);
  overflow: hidden;
  margin-bottom: 40px;
  backdrop-filter: blur(6px);
}
.hero__stat {
  flex: 1;
  padding: 20px 16px;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,.1);
}
.hero__stat:last-child { border-right: none; }
.hero__stat-num {
  font-family: var(--ff-display);
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
  display: block;
}
.hero__stat-unit { font-size: .85rem; color: rgba(255,255,255,.55); }
.hero__stat-label { font-size: .7rem; color: rgba(255,255,255,.38); margin-top: 4px; font-family: var(--ff-mono); letter-spacing: .04em; }

.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* ── WELL SCENE ────────────────────────────────────────────── */
.well-visual {
  width: 220px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

/* Water output at top of pipe */
.well-visual__output {
  height: 44px;
  width: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 5px;
  position: relative;
}
.well-visual__stream {
  width: 4px;
  border-radius: 0 0 4px 4px;
  background: linear-gradient(180deg, rgba(25,133,224,.95) 0%, rgba(25,133,224,.05) 100%);
  animation: streamFall .7s ease-in-out infinite alternate;
}
.well-visual__stream:nth-child(1) { height: 26px; animation-delay: 0s; }
.well-visual__stream:nth-child(2) { height: 36px; animation-delay: .12s; }
.well-visual__stream:nth-child(3) { height: 30px; animation-delay: .24s; }
.well-visual__stream:nth-child(4) { height: 34px; animation-delay: .18s; }
.well-visual__stream:nth-child(5) { height: 28px; animation-delay: .06s; }

.well-visual__pipe {
  width: 20px;
  height: 28px;
  background: linear-gradient(90deg, #8fa0b0, #aabbc8, #8fa0b0);
  border-radius: 3px 3px 0 0;
}

/* Ground bar */
.well-visual__ground {
  width: 220px;
  height: 22px;
  background: linear-gradient(180deg, #5c4433 0%, #7a5c42 100%);
  border-radius: 5px 5px 0 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-mono);
  font-size: .6rem;
  letter-spacing: .08em;
  color: rgba(255,255,255,.45);
  text-transform: uppercase;
  position: relative;
  z-index: 2;
}

/* Main shaft */
.well-visual__shaft-wrap {
  position: relative;
  width: 220px;
  height: 360px;
  display: flex;
  justify-content: center;
}
.well-visual__shaft {
  width: 58px;
  height: 100%;
  border: 2px solid rgba(255,255,255,.18);
  border-top: none;
  border-radius: 0 0 8px 8px;
  background: rgba(0,15,55,.85);
  overflow: hidden;
  position: relative;
}

/* Water column inside shaft */
.well-visual__water {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 83%;
  background: linear-gradient(
    to top,
    rgba(0,87,200,.9) 0%,
    rgba(25,133,224,.75) 40%,
    rgba(25,133,224,.35) 80%,
    transparent 100%
  );
}

/* Bubbles */
.well-visual__bubble {
  position: absolute;
  width: 5px; height: 5px;
  border-radius: 50%;
  background: rgba(255,255,255,.55);
  animation: bubbleRise 2.2s linear infinite;
}
.well-visual__bubble:nth-child(1) { left: 22%; bottom: 5%; animation-delay: 0s; }
.well-visual__bubble:nth-child(2) { left: 48%; bottom: 5%; animation-delay: .44s; }
.well-visual__bubble:nth-child(3) { left: 72%; bottom: 5%; animation-delay: .88s; }
.well-visual__bubble:nth-child(4) { left: 35%; bottom: 5%; animation-delay: 1.32s; }
.well-visual__bubble:nth-child(5) { left: 62%; bottom: 5%; animation-delay: 1.76s; }

/* Pump at bottom */
.well-visual__pump {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 34px;
  opacity: .9;
  animation: pumpPulse 3.5s ease-in-out infinite;
  filter: brightness(0) invert(1);
}

/* Depth ticks - right side */
.well-visual__ticks {
  position: absolute;
  right: 16px;
  top: 0; bottom: 0;
  pointer-events: none;
}
.well-visual__tick {
  position: absolute;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--ff-mono);
  font-size: .62rem;
  color: rgba(255,255,255,.35);
  white-space: nowrap;
}
.well-visual__tick::before {
  content: '';
  width: 10px; height: 1px;
  background: rgba(255,255,255,.2);
  flex-shrink: 0;
}

/* Caption below well */
.well-visual__caption {
  margin-top: 14px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  padding: 10px 18px;
  font-family: var(--ff-mono);
  font-size: .65rem;
  color: rgba(255,255,255,.45);
  letter-spacing: .06em;
  text-align: center;
  width: 100%;
}
.well-visual__caption strong { color: var(--gold); }

/* ── STATS BAR ─────────────────────────────────────────────── */
.statsbar {
  background: var(--navy);
  padding: 32px 0;
}
.statsbar__grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  text-align: center;
}
.statsbar__item {
  padding: 18px 16px;
  border-right: 1px solid rgba(255,255,255,.1);
}
.statsbar__item:last-child { border-right: none; }
.statsbar__num {
  font-family: var(--ff-display);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
  display: block;
}
.statsbar__unit  { font-size: .9rem; color: rgba(255,255,255,.6); }
.statsbar__label { font-size: .7rem; color: rgba(255,255,255,.38); margin-top: 5px; font-family: var(--ff-mono); letter-spacing: .04em; }

/* ── SECTION HEADER ────────────────────────────────────────── */
.sec-hdr             { margin-bottom: 52px; }
.sec-hdr--center     { text-align: center; }
.sec-hdr--center .section-lead { margin-inline: auto; }
.sec-hdr--light .section-title  { color: var(--white); }
.sec-hdr--light .section-lead   { color: rgba(255,255,255,.6); }

/* ── FEATURE CARDS ─────────────────────────────────────────── */
.feat-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }

.feat-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--r-lg);
  padding: 32px 26px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur);
  position: relative;
  overflow: hidden;
}
.feat-card::after {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--navy), var(--cobalt));
  transform: scaleX(0);
  transition: transform var(--dur) var(--ease);
  transform-origin: left;
}
.feat-card:hover { transform: translateY(-5px); box-shadow: var(--sh-lg); border-color: var(--cream); }
.feat-card:hover::after { transform: scaleX(1); }

.feat-card__icon {
  width: 52px; height: 52px;
  background: var(--cream);
  border-radius: var(--r-md);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
  transition: background var(--dur);
}
.feat-card:hover .feat-card__icon { background: var(--navy); }

.feat-card__title {
  font-family: var(--ff-display);
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--navy);
  text-transform: uppercase;
  margin-bottom: 8px;
}
.feat-card__desc { font-size: .875rem; color: var(--gray-500); line-height: 1.7; }

/* ── PRODUCT CARDS ─────────────────────────────────────────── */
.prod-filter { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 32px; }
.prod-filter__btn {
  padding: 8px 20px;
  border: 2px solid var(--gray-200);
  border-radius: var(--r-pill);
  font-size: .8rem;
  font-weight: 600;
  color: var(--gray-500);
  background: var(--white);
  transition: all var(--dur);
}
.prod-filter__btn:hover,
.prod-filter__btn.is-active {
  border-color: var(--navy);
  background: var(--navy);
  color: var(--white);
}

.prod-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }

.prod-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur);
}
.prod-card:hover { transform: translateY(-4px); box-shadow: var(--sh-lg); border-color: var(--cobalt); }

.prod-card__head {
  background: linear-gradient(140deg, var(--ink) 0%, var(--navy) 100%);
  padding: 24px 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  min-height: 140px;
}
.prod-card__badge {
  position: absolute; top: 10px; right: 10px;
  background: var(--gold); color: var(--ink);
  font-size: .65rem; font-weight: 700;
  padding: 3px 10px;
  border-radius: var(--r-pill);
  font-family: var(--ff-mono);
}
.prod-card__img { max-height: 100px; width: auto; filter: brightness(0) invert(1) drop-shadow(0 4px 12px rgba(0,0,0,.4)); }

.prod-card__body { padding: 22px 20px; flex: 1; display: flex; flex-direction: column; }

.prod-card__name {
  font-family: var(--ff-display);
  font-size: 1.25rem;
  font-weight: 900;
  color: var(--navy);
  text-transform: uppercase;
  margin-bottom: 3px;
}
.prod-card__series {
  font-family: var(--ff-mono);
  font-size: .7rem;
  color: var(--gray-400);
  margin-bottom: 14px;
}

.prod-card__specs {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 14px;
}
.spec-box {
  background: var(--gray-50);
  border-radius: var(--r-sm);
  padding: 9px;
  text-align: center;
}
.spec-box__val {
  font-family: var(--ff-display);
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--navy);
  display: block;
  line-height: 1;
  margin-bottom: 3px;
}
.spec-box__lbl {
  font-family: var(--ff-mono);
  font-size: .62rem;
  color: var(--gray-400);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* Depth bar */
.depth-bar { margin-bottom: 14px; }
.depth-bar__labels {
  display: flex;
  justify-content: space-between;
  font-size: .72rem;
  color: var(--gray-500);
  margin-bottom: 5px;
}
.depth-bar__track {
  height: 5px;
  background: var(--gray-200);
  border-radius: var(--r-pill);
  overflow: hidden;
}
.depth-bar__fill {
  height: 100%;
  background: linear-gradient(90deg, var(--navy), var(--cobalt));
  border-radius: var(--r-pill);
  width: 0%;
  transition: width 1.2s var(--ease);
}

.prod-card__note {
  background: var(--gray-50);
  border-radius: var(--r-sm);
  padding: 10px 12px;
  font-size: .78rem;
  color: var(--gray-500);
  line-height: 1.65;
  flex: 1;
}

.prod-card__foot {
  padding: 14px 20px;
  border-top: 1px solid var(--gray-100);
  display: flex;
  gap: 8px;
}
.prod-card__foot .btn { flex: 1; justify-content: center; font-size: .78rem; padding: 9px 10px; }

/* ── CALCULATOR ─────────────────────────────────────────────── */
.calc-section {
  background: linear-gradient(140deg, var(--ink) 0%, #001E50 100%);
  padding: var(--pad) 0;
}
.calc-box {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-xl);
  padding: 44px;
  backdrop-filter: blur(8px);
}
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 44px;
  align-items: start;
}

.form-group { margin-bottom: 22px; }
.form-label {
  display: block;
  font-size: .82rem;
  font-weight: 600;
  color: rgba(255,255,255,.7);
  margin-bottom: 8px;
  letter-spacing: .02em;
}
.form-select {
  width: 100%;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--r-md);
  padding: 11px 14px;
  color: var(--white);
  font-size: .9rem;
  appearance: none;
  transition: border-color var(--dur), background var(--dur);
}
.form-select:focus { outline: none; border-color: var(--gold); background: rgba(255,255,255,.12); }
.form-select option { background: #001E50; color: var(--white); }

/* Range slider */
.range-wrap { padding-bottom: 22px; position: relative; }
.range-current {
  font-family: var(--ff-display);
  font-size: 2.4rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
  margin-bottom: 10px;
}
.range-current span { font-size: 1rem; color: rgba(255,255,255,.5); font-weight: 600; margin-left: 4px; }
input[type="range"].slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 5px;
  background: rgba(255,255,255,.15);
  border-radius: var(--r-pill);
  outline: none;
  cursor: pointer;
}
input[type="range"].slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 2px 8px rgba(240,165,0,.45);
  cursor: pointer;
  transition: transform .15s;
}
input[type="range"].slider::-webkit-slider-thumb:hover { transform: scale(1.2); }
.range-minmax {
  position: absolute; bottom: 0;
  display: flex; justify-content: space-between;
  width: 100%;
  font-family: var(--ff-mono); font-size: .65rem;
  color: rgba(255,255,255,.3);
}

/* Calc result panel */
.calc-result {
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-lg);
  padding: 28px;
  min-height: 280px;
}
.calc-result__empty {
  height: 220px;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px;
  text-align: center;
}
.calc-result__empty-icon { font-size: 2.5rem; }
.calc-result__empty-text { font-size: .85rem; color: rgba(255,255,255,.3); line-height: 1.6; }

.result-tag {
  font-family: var(--ff-mono);
  font-size: .68rem;
  color: var(--gold);
  letter-spacing: .08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.result-head-row {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 10px;
  background: rgba(0,0,0,.2);
  border-radius: var(--r-sm);
  padding: 14px;
  margin-bottom: 16px;
  text-align: center;
}
.result-head-val {
  font-family: var(--ff-display);
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--gold);
  line-height: 1;
  display: block;
}
.result-head-lbl { font-size: .62rem; color: rgba(255,255,255,.35); font-family: var(--ff-mono); letter-spacing: .04em; }

.result-pump-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--r-md);
  padding: 16px 18px;
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 10px;
}
.result-pump-card--primary { border-color: rgba(240,165,0,.4); background: rgba(240,165,0,.08); }

.result-pump-card__img { width: 44px; flex-shrink: 0; filter: brightness(0) invert(1); }
.result-pump-card__name {
  font-family: var(--ff-display);
  font-size: 1.1rem; font-weight: 900;
  color: var(--white); text-transform: uppercase;
  display: block; margin-bottom: 3px;
}
.result-pump-card__detail { font-size: .78rem; color: rgba(255,255,255,.5); margin-bottom: 8px; }
.result-pump-card__pills { display: flex; gap: 6px; flex-wrap: wrap; }
.result-pill {
  font-size: .7rem; padding: 3px 9px;
  border-radius: var(--r-pill);
  font-family: var(--ff-mono);
}
.result-pill--ok  { background: rgba(16,185,129,.15); color: #10B981; }
.result-pill--warn{ background: rgba(239,68,68,.15); color: #EF4444; }
.result-pill--info{ background: rgba(255,255,255,.1); color: rgba(255,255,255,.6); }
.result-pump-card__label {
  margin-left: auto; flex-shrink: 0; align-self: flex-start;
  font-size: .65rem; font-weight: 700;
  padding: 4px 10px; border-radius: var(--r-pill);
}
.result-pump-card__label--best { background: var(--gold); color: var(--ink); }
.result-pump-card__label--alt  { background: rgba(255,255,255,.15); color: rgba(255,255,255,.65); }

/* Chart canvas wrapper */
.chart-wrap {
  position: relative;
  height: 200px;
  margin-top: 20px;
}

/* ── DEBIT WIDGET ───────────────────────────────────────────── */
.debit-box {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--r-xl);
  padding: 36px;
  box-shadow: var(--sh-md);
}

.pump-selector {
  display: grid;
  grid-template-columns: repeat(7,1fr);
  gap: 10px;
  margin-bottom: 36px;
}
.pump-btn {
  background: var(--gray-50);
  border: 2px solid var(--gray-200);
  border-radius: var(--r-md);
  padding: 12px 8px;
  text-align: center;
  cursor: pointer;
  transition: all var(--dur) var(--ease);
}
.pump-btn:hover { border-color: var(--cobalt); background: var(--cream); }
.pump-btn.is-active {
  border-color: var(--navy);
  background: var(--navy);
}
.pump-btn__hp {
  font-family: var(--ff-display);
  font-size: 1.3rem;
  font-weight: 900;
  color: var(--navy);
  display: block;
  line-height: 1;
  margin-bottom: 2px;
}
.pump-btn.is-active .pump-btn__hp { color: var(--gold); }
.pump-btn__label { font-family: var(--ff-mono); font-size: .6rem; color: var(--gray-400); display: block; }
.pump-btn.is-active .pump-btn__label { color: rgba(255,255,255,.5); }

.debit-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 36px;
  align-items: start;
}

/* Faucet scene */
.faucet-scene {
  background: var(--cream);
  border-radius: var(--r-lg);
  padding: 24px 20px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.faucet-scene__title {
  font-family: var(--ff-mono);
  font-size: .65rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 16px;
}

/* Pipe drawing */
.pipe-body {
  width: 44px;
  height: 70px;
  background: linear-gradient(90deg, #8fa0b0, #b0c0cc, #8fa0b0);
  border-radius: 5px 5px 0 0;
  margin: 0 auto;
}
.pipe-end {
  width: 56px;
  height: 10px;
  background: linear-gradient(90deg, #78909c, #9aabb5, #78909c);
  border-radius: 0 0 5px 5px;
  margin: 0 auto;
}

/* Flow streams */
.flow-streams {
  display: flex;
  gap: 4px;
  justify-content: center;
  align-items: flex-start;
  height: 110px;
  margin: 4px auto 0;
  width: 80px;
  position: relative;
}
.flow-stream {
  width: 5px;
  border-radius: 0 0 5px 5px;
  transition: height .5s var(--ease), opacity .5s var(--ease);
  animation: streamFall .65s ease-in-out infinite alternate;
}
.flow-stream:nth-child(2) { animation-delay: .1s; }
.flow-stream:nth-child(3) { animation-delay: .2s; }
.flow-stream:nth-child(4) { animation-delay: .3s; }
.flow-stream:nth-child(5) { animation-delay: .4s; }

/* Debit display */
.debit-display {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--r-md);
  padding: 14px;
  margin-top: 14px;
}
.debit-display__num {
  font-family: var(--ff-display);
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--navy);
  line-height: 1;
  display: block;
}
.debit-display__unit  { font-size: .8rem; color: var(--gray-400); }
.debit-display__label { font-family: var(--ff-mono); font-size: .6rem; color: var(--gray-400); letter-spacing: .06em; text-transform: uppercase; }
.debit-display__row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 8px; margin-top: 10px;
}
.debit-display__cell {
  background: var(--gray-50); border-radius: var(--r-sm);
  padding: 8px; text-align: center;
}
.debit-display__cell-val {
  font-family: var(--ff-display);
  font-size: 1.1rem; font-weight: 900;
  color: var(--navy);
  display: block;
}
.debit-display__cell-lbl { font-family: var(--ff-mono); font-size: .58rem; color: var(--gray-400); }

/* Chart panel */
.chart-panel { }
.chart-panel__title {
  font-family: var(--ff-display);
  font-size: 1rem; font-weight: 800;
  color: var(--navy); text-transform: uppercase;
  margin-bottom: 2px;
}
.chart-panel__sub { font-size: .75rem; color: var(--gray-400); margin-bottom: 14px; }
.chart-panel__canvas-wrap { height: 220px; position: relative; }

/* Head slider */
.head-slider-wrap { margin-top: 18px; }
.head-slider-labels {
  display: flex; justify-content: space-between;
  font-size: .78rem; color: var(--gray-500);
  margin-bottom: 7px;
}
.head-slider-labels strong { color: var(--navy); }
input[type="range"].head-slider {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 5px;
  background: var(--gray-200);
  border-radius: var(--r-pill);
  outline: none; cursor: pointer;
}
input[type="range"].head-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: var(--navy);
  box-shadow: var(--sh-sm);
  cursor: pointer;
}
.head-slider-tip {
  margin-top: 10px;
  background: var(--cream);
  border-radius: var(--r-sm);
  padding: 10px 14px;
  font-size: .78rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ── CUTAWAY ────────────────────────────────────────────────── */
.cutaway-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.cutaway-img img {
  max-height: 500px;
  width: auto;
  margin: 0 auto;
  filter: drop-shadow(0 16px 48px rgba(0,0,0,.5));
}
.comp-list { display: flex; flex-direction: column; gap: 16px; }
.comp-item {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 18px;
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: var(--r-md);
  transition: background var(--dur), border-color var(--dur), transform var(--dur);
}
.comp-item:hover { background: rgba(255,255,255,.08); border-color: rgba(240,165,0,.3); transform: translateX(6px); }
.comp-item__icon {
  width: 44px; height: 44px;
  background: rgba(240,165,0,.12);
  border: 1px solid rgba(240,165,0,.25);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.comp-item__title {
  font-family: var(--ff-display);
  font-size: 1rem; font-weight: 800;
  color: var(--gold); text-transform: uppercase;
  margin-bottom: 4px;
}
.comp-item__desc { font-size: .82rem; color: rgba(255,255,255,.55); line-height: 1.65; }

/* ── COMPARISON TABLE ──────────────────────────────────────── */
.comp-table-wrap {
  border: 1px solid var(--gray-200);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.comp-table-head {
  display: grid;
  grid-template-columns: 2fr 1.4fr 1.4fr;
  background: var(--navy);
  padding: 18px 28px;
}
.comp-table-head .col {
  font-family: var(--ff-display);
  font-size: 1.1rem; font-weight: 800;
  color: var(--white); text-transform: uppercase;
  text-align: center;
}
.comp-table-head .col:first-child { text-align: left; }
.comp-table-head .col.hl { color: var(--gold); }

.comp-table-row {
  display: grid;
  grid-template-columns: 2fr 1.4fr 1.4fr;
  padding: 16px 28px;
  border-bottom: 1px solid var(--gray-100);
  background: var(--white);
  transition: background var(--dur);
}
.comp-table-row:last-child { border-bottom: none; }
.comp-table-row:hover { background: var(--cream); }
.comp-table-row .col { text-align: center; font-size: .875rem; display: flex; align-items: center; justify-content: center; }
.comp-table-row .col:first-child { justify-content: flex-start; }

.feat-name { font-weight: 600; color: var(--gray-700); font-size: .88rem; }
.feat-sub  { font-size: .72rem; color: var(--gray-400); }

.tag-yes { color: var(--green); font-weight: 600; font-size: .82rem; }
.tag-no  { color: var(--gray-400); font-size: .82rem; }

/* ── USE CASES ─────────────────────────────────────────────── */
.use-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.use-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--r-lg);
  padding: 26px 18px;
  text-align: center;
  transition: transform var(--dur), box-shadow var(--dur), border-color var(--dur);
}
.use-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); border-color: var(--cobalt); }
.use-card__icon { font-size: 2.2rem; margin-bottom: 12px; }
.use-card__title {
  font-family: var(--ff-display);
  font-size: 1.05rem; font-weight: 800;
  color: var(--navy); text-transform: uppercase;
  margin-bottom: 6px;
}
.use-card__desc { font-size: .78rem; color: var(--gray-500); line-height: 1.6; }

/* ── CTA SECTION ────────────────────────────────────────────── */
.cta-sec {
  background: linear-gradient(135deg, var(--navy), var(--cobalt));
  padding: 80px 0;
  text-align: center;
}
.cta-sec h2 { color: var(--white); margin-bottom: 14px; }
.cta-sec p  { color: rgba(255,255,255,.65); font-size: 1.05rem; margin-bottom: 36px; }
.cta-sec .btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ── FOOTER ────────────────────────────────────────────────── */
.footer {
  background: var(--ink);
  color: rgba(255,255,255,.55);
  padding: 60px 0 0;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 44px;
  padding-bottom: 48px;
}
.footer__logo img { height: 48px; filter: brightness(0) invert(1); margin-bottom: 14px; }
.footer__tagline { font-size: .82rem; line-height: 1.7; max-width: 240px; }
.footer__socials { display: flex; gap: 8px; margin-top: 20px; }
.footer__social-link {
  width: 34px; height: 34px;
  border: 1px solid rgba(255,255,255,.15);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: .85rem;
  transition: border-color var(--dur), color var(--dur);
}
.footer__social-link:hover { border-color: var(--gold); color: var(--gold); }

.footer__col-title {
  font-family: var(--ff-display);
  font-size: .95rem; font-weight: 800;
  color: var(--white); text-transform: uppercase;
  letter-spacing: .04em;
  margin-bottom: 18px;
}
.footer__links { display: flex; flex-direction: column; gap: 9px; }
.footer__links a {
  font-size: .82rem;
  color: rgba(255,255,255,.45);
  transition: color var(--dur), padding-left var(--dur);
}
.footer__links a:hover { color: var(--gold); padding-left: 4px; }

.footer__contact-item {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: .82rem; color: rgba(255,255,255,.45);
  margin-bottom: 12px;
}
.footer__contact-item i { color: var(--gold); flex-shrink: 0; margin-top: 2px; }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.07);
  padding: 18px 0;
  display: flex; align-items: center; justify-content: space-between;
  font-size: .75rem; color: rgba(255,255,255,.28);
}
.footer__bottom-links { display: flex; gap: 18px; }
.footer__bottom-links a { color: rgba(255,255,255,.28); transition: color var(--dur); }
.footer__bottom-links a:hover { color: var(--gold); }

/* ── WA FLOAT ───────────────────────────────────────────────── */
.wa-float {
  position: fixed; bottom: 26px; right: 26px; z-index: 990;
  width: 56px; height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: 1.5rem;
  box-shadow: 0 4px 20px rgba(37,211,102,.5);
  transition: transform var(--dur), box-shadow var(--dur);
}
.wa-float:hover { transform: scale(1.12); box-shadow: 0 8px 32px rgba(37,211,102,.65); }

/* ── PAGE HEADER (inner pages) ─────────────────────────────── */
.page-hero {
  background: linear-gradient(140deg, var(--ink), var(--navy));
  padding: 140px 0 56px;
  text-align: center;
  color: var(--white);
}
.page-hero h1 { color: var(--white); margin-bottom: 10px; }
.page-hero p  { color: rgba(255,255,255,.6); font-size: 1.05rem; }
.breadcrumb {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; font-size: .75rem;
  color: rgba(255,255,255,.35);
  font-family: var(--ff-mono);
  margin-bottom: 18px;
}
.breadcrumb a { color: var(--gold); }

/* ── PERF TABLE ─────────────────────────────────────────────── */
.perf-table { width: 100%; border-collapse: collapse; }
.perf-table th {
  background: var(--navy); color: var(--white);
  padding: 12px 16px; text-align: left;
  font-family: var(--ff-mono); font-size: .7rem;
  letter-spacing: .06em; text-transform: uppercase;
}
.perf-table td { padding: 10px 16px; border-bottom: 1px solid var(--gray-100); font-size: .875rem; }
.perf-table tr:nth-child(even) td { background: var(--gray-50); }
.perf-table tr:hover td { background: var(--cream); }

/* ── CONTACT CARDS ──────────────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; margin-bottom: 52px; }
.contact-card {
  background: var(--white);
  border: 1px solid var(--gray-200);
  border-radius: var(--r-lg);
  padding: 34px 24px;
  text-align: center;
  transition: transform var(--dur), box-shadow var(--dur);
}
.contact-card:hover { transform: translateY(-4px); box-shadow: var(--sh-md); }
.contact-card__icon {
  width: 64px; height: 64px;
  border-radius: var(--r-lg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.7rem; margin: 0 auto 18px;
}
.contact-card__icon--wa    { background: rgba(37,211,102,.1);  color: #25D366; }
.contact-card__icon--shopee{ background: rgba(238,77,45,.1);   color: #EE4D2D; }
.contact-card__icon--toped { background: rgba(3,172,14,.1);    color: #03AC0E; }
.contact-card__title {
  font-family: var(--ff-display);
  font-size: 1.3rem; font-weight: 800;
  color: var(--navy); text-transform: uppercase; margin-bottom: 8px;
}
.contact-card__desc { font-size: .84rem; color: var(--gray-500); line-height: 1.65; margin-bottom: 20px; }

/* ── ABOUT / TECHNOLOGY ─────────────────────────────────────── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.about-img-wrap { position: relative; }
.about-img-wrap img { border-radius: var(--r-xl); box-shadow: var(--sh-lg); }
.about-badge {
  position: absolute; bottom: -18px; right: -18px;
  background: var(--gold); color: var(--ink);
  font-family: var(--ff-display); font-weight: 900;
  font-size: .85rem; text-transform: uppercase; letter-spacing: .04em;
  padding: 14px 18px; border-radius: var(--r-md);
  box-shadow: var(--sh-gold);
  text-align: center; line-height: 1.4;
}

.value-list { display: flex; flex-direction: column; gap: 14px; margin-top: 28px; }
.value-item { display: flex; gap: 12px; align-items: flex-start; }
.value-check {
  width: 22px; height: 22px;
  background: var(--navy); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--white); font-size: .65rem; flex-shrink: 0; margin-top: 1px;
}
.value-text { font-size: .9rem; color: var(--gray-600); line-height: 1.65; }
.value-text strong { color: var(--navy); }

/* ── SCROLL PROGRESS ────────────────────────────────────────── */
.scroll-bar {
  position: fixed; top: 34px; left: 0; z-index: 1002;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--sky));
  width: 0%;
  transition: width .08s linear;
}

/* ── RESPONSIVE ─────────────────────────────────────────────── */
@media (max-width: 1100px) {
  .hero__grid { grid-template-columns: 1fr 300px; gap: 40px; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .feat-grid { grid-template-columns: repeat(2,1fr); }
  .prod-grid { grid-template-columns: repeat(2,1fr); }
  .pump-selector { grid-template-columns: repeat(4,1fr); }
}
@media (max-width: 900px) {
  :root { --pad: 64px; }
  .hero__grid { grid-template-columns: 1fr; }
  .well-visual { display: none; }
  .statsbar__grid { grid-template-columns: repeat(2,1fr); }
  .calc-grid { grid-template-columns: 1fr; }
  .cutaway-grid { grid-template-columns: 1fr; }
  .use-grid { grid-template-columns: repeat(2,1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .debit-layout { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .navbar__links {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--ink);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    z-index: 8;
  }
  .navbar__links.is-open { display: flex; }
  .navbar__link { font-size: 1.2rem; padding: 12px 28px; }
  .navbar__burger { display: flex; }
  .feat-grid { grid-template-columns: 1fr; }
  .prod-grid { grid-template-columns: 1fr; }
  .pump-selector { grid-template-columns: repeat(3,1fr); }
  .calc-box { padding: 24px 18px; }
  .hero__cta { flex-direction: column; }
  .hero__stats { flex-direction: column; gap: 0; }
  .hero__stat { border-right: none; border-bottom: 1px solid rgba(255,255,255,.1); }
  .cta-sec .btns { flex-direction: column; align-items: center; }
  .footer__grid { grid-template-columns: 1fr; }
  .use-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .statsbar__grid { grid-template-columns: 1fr 1fr; }
  .use-grid { grid-template-columns: 1fr; }
  .pump-selector { grid-template-columns: repeat(2,1fr); }
}