/* ═══════════════════════════════════════════
   TEREXB — Custom Premium Solar Landing
   ═══════════════════════════════════════════ */

:root {
  --blue:   #0000e4;
  --blue2:  #0000b5;
  --cyan:   #02e3e3;
  --cyan2:  #00c5c5;
  --navy:   #050d2e;
  --navy2:  #0a1650;
  --white:  #fff;
  --gray:   #f2f5fb;
  --text:   #1a1f3c;
  --muted:  #6b7897;
  --border: rgba(0,0,228,.1);
  --hh: 68px;
  --r: 12px;
  --rl: 20px;
  --rx: 28px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }
body { font-family: 'Inter', system-ui, sans-serif; color: var(--text); background: #fff; overflow-x: hidden; line-height: 1.6; }
img  { display: block; max-width: 100%; }
a    { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ── LAYOUT ─────────────────────── */
.wrap {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 48px;
}

/* ── COLOR HELPERS ──────────────── */
.c-blue     { color: var(--blue); }
.c-cyan     { color: var(--cyan); }
.c-white    { color: #fff; }
.c-white-60 { color: rgba(255,255,255,.6); }

/* ── ICON HELPERS ───────────────── */
.ico { display: block; flex-shrink: 0; }
/* black SVG → brand blue (#0000e4) */
.ico--blue  { filter: invert(9%) sepia(100%) saturate(5867%) hue-rotate(241deg) brightness(88%) contrast(160%); }
/* black SVG → white */
.ico--white { filter: brightness(0) invert(1); }
/* black SVG → cyan (#02e3e3) */
.ico--cyan  { filter: invert(70%) sepia(78%) saturate(900%) hue-rotate(155deg) brightness(98%); }
/* black SVG → muted grey */
.ico--muted { filter: invert(52%) sepia(15%) saturate(600%) hue-rotate(196deg) brightness(90%); }
.ico--dark  { filter: invert(12%) sepia(15%) saturate(800%) hue-rotate(200deg) brightness(30%); }

/* ── BUTTONS ────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--r);
  font-weight: 700;
  font-size: .95rem;
  transition: all .25s ease;
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-cyan {
  background: var(--cyan);
  color: #0a1440;
  box-shadow: 0 6px 24px rgba(2,227,227,.35);
}
.btn-cyan:hover {
  background: var(--cyan2);
  transform: translateY(-2px);
  box-shadow: 0 12px 36px rgba(2,227,227,.5);
}
.btn-blue {
  background: var(--blue);
  color: #fff;
  box-shadow: 0 6px 20px rgba(0,0,228,.3);
}
.btn-blue:hover {
  background: var(--blue2);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0,0,228,.45);
}
.btn-white-out {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.45);
}
.btn-white-out:hover {
  background: rgba(255,255,255,.1);
  border-color: #fff;
}
.btn-full { width: 100%; }
.btn-lg   { padding: 17px 36px; font-size: 1.05rem; }

/* ── HEADER ─────────────────────── */
.header {
  position: fixed; top: 0; left: 0; right: 0;
  width: 100%;
  z-index: 1000;
  height: var(--hh);
  transition: background .3s, box-shadow .3s;
}
.header.scrolled {
  background: rgba(5,13,46,.96);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255,255,255,.06), 0 8px 32px rgba(0,0,0,.3);
}
.hdr {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 48px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 32px;
}
.logo img { height: 58px; filter: brightness(0) invert(1); transition: opacity .2s; }
.logo:hover img { opacity: .8; }
.nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.nav__a {
  font-size: .875rem;
  font-weight: 500;
  color: rgba(255,255,255,.7);
  transition: color .2s;
  position: relative;
}
.nav__a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--cyan);
  border-radius: 2px;
  transition: width .25s;
}
.nav__a:hover { color: #fff; }
.nav__a:hover::after { width: 100%; }
.hdr__cta { padding: 10px 20px; font-size: .875rem; margin-left: 16px; }
.burger {
  display: none;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  width: 36px; height: 36px; padding: 4px;
}
.burger span {
  display: block; width: 24px; height: 2px;
  background: #fff; border-radius: 2px;
  transition: all .25s; transform-origin: center;
}
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════════════════════════
   HERO
   ══════════════════════════════════ */
.hero {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding-top: var(--hh);
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(4,9,48,.94) 0%, rgba(0,0,160,.82) 55%, rgba(4,9,48,.9) 100%);
  z-index: 1;
}
.hero__bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}

/* Subtle grid */
.hero__noise {
  position: absolute; inset: 0; pointer-events: none; z-index: 2;
  background-image:
    linear-gradient(rgba(2,227,227,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2,227,227,.04) 1px, transparent 1px);
  background-size: 80px 80px;
}

/* Big decorative "14" */
.hero__num14 {
  position: absolute;
  right: -40px; top: 50%;
  transform: translateY(-50%);
  font-size: clamp(300px, 35vw, 500px);
  font-weight: 900;
  line-height: 1;
  color: rgba(255,255,255,.025);
  pointer-events: none;
  user-select: none;
  letter-spacing: -0.05em;
}

.hero__grid {
  position: relative; z-index: 2;
  padding-top: 80px;
  padding-bottom: 80px;
  display: grid;
  grid-template-columns: 1fr 460px;
  gap: 80px;
  align-items: center;
}

.hero__pill {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(2,227,227,.12);
  border: 1px solid rgba(2,227,227,.25);
  color: var(--cyan);
  font-size: .76rem; font-weight: 700;
  letter-spacing: .08em; text-transform: uppercase;
  padding: 7px 16px; border-radius: 100px;
  margin-bottom: 24px;
}
.hero__pill-dot {
  width: 7px; height: 7px;
  background: var(--cyan);
  border-radius: 50%;
  animation: blink 1.8s ease-in-out infinite;
}
@keyframes blink { 0%,100% { opacity: 1; } 50% { opacity: .3; } }

.hero__h1 {
  font-size: clamp(2.8rem, 5vw, 4.8rem);
  font-weight: 900;
  letter-spacing: -.04em;
  line-height: 1;
  color: #fff;
  margin-bottom: 20px;
}
.hero__h1 em { font-style: normal; color: var(--cyan); }

.hero__lead {
  font-size: 1.1rem;
  color: rgba(255,255,255,.6);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero__checks { display: flex; flex-direction: column; gap: 12px; }
.hero__checks li {
  display: flex; align-items: center; gap: 12px;
  font-size: .95rem; font-weight: 500;
  color: rgba(255,255,255,.85);
}
.chk {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; min-width: 22px;
  background: var(--cyan); color: #0a1440;
  border-radius: 50%; font-size: .65rem; font-weight: 900;
}

/* Hero form */
.hform {
  background: #fff;
  border-radius: var(--rx);
  padding: 36px 32px;
  box-shadow: 0 32px 80px rgba(0,0,0,.28), 0 0 0 1px rgba(255,255,255,.08);
}
.hform__top {
  margin-bottom: 24px;
  display: flex; align-items: center; gap: 16px;
}
.hform__sun {
  flex-shrink: 0;
  width: 52px; height: 52px;
  background: rgba(2,227,227,.1);
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
}
.hform__title { display: flex; flex-direction: column; gap: 3px; }
.hform__title h3 { font-size: 1.15rem; font-weight: 800; color: var(--text); line-height: 1.25; }
.hform__title p  { font-size: .8rem; color: var(--muted); font-weight: 500; }

.finput {
  display: block; width: 100%;
  padding: 13px 15px;
  background: var(--gray);
  border: 1.5px solid #dce3f0;
  border-radius: var(--r);
  font-size: .95rem; color: var(--text);
  outline: none; margin-bottom: 12px;
  transition: border-color .2s, box-shadow .2s;
}
.finput::placeholder { color: #aab4cc; }
.finput:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,0,228,.1); background: #fff; }
.finput.error { border-color: #e53e3e; }

.hform__note { font-size: .66rem; color: #bbc4d8; text-align: center; margin-top: 10px; line-height: 1.4; }

/* Stats bar */
.hero__bar {
  position: relative; z-index: 2;
  display: flex; align-items: center; justify-content: center;
  gap: 0;
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(12px);
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 18px 32px;
}
.hero__bar-item {
  flex: 1; text-align: center;
  font-size: .9rem; font-weight: 500;
  color: rgba(255,255,255,.7);
  padding: 0 24px;
}
.hero__bar-item span { font-size: 1.3rem; font-weight: 800; margin-right: 6px; }
.hero__bar-sep { width: 1px; height: 28px; background: rgba(255,255,255,.12); flex-shrink: 0; }

/* ══════════════════════════════════
   SECTION COMMONS
   ══════════════════════════════════ */
.sec { padding: 72px 0; }
.sec--white { background: #fff; }

#process {
  background: linear-gradient(135deg, rgba(0,0,228,.08) 0%, #ffffff 50%, rgba(2,227,227,.1) 100%);
}
#packages {
  background: linear-gradient(150deg, rgba(2,227,227,.1) 0%, #ffffff 45%, rgba(0,0,228,.08) 100%);
}
.sec--bg-img {
  position: relative;
  overflow: hidden;
}
.sec--bg-img::before {
  content: '';
  position: absolute; inset: 0;
  background: rgba(255,255,255,.75);
  z-index: 1;
}
.sec__bg-img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  z-index: 0;
}
.sec--bg-img > .wrap {
  position: relative;
  z-index: 2;
}
.sec--gray  { background: var(--gray); }
.sec--blue  {
  background:
    linear-gradient(rgba(2,227,227,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2,227,227,.08) 1px, transparent 1px),
    linear-gradient(rgba(2,227,227,.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2,227,227,.04) 1px, transparent 1px),
    var(--blue);
  background-size: 60px 60px, 60px 60px, 20px 20px, 20px 20px, auto;
}
.sec--dark  { background: var(--navy); }

.sec__head { margin-bottom: 48px; }
.sec__head--inv .sec__h2 { color: #fff; }

.sec__tag-row {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 14px;
}
.sec__num {
  font-size: .7rem; font-weight: 800; letter-spacing: .15em;
  color: var(--muted);
}
.sec__num--inv { color: rgba(255,255,255,.35); }
.sec__tag {
  display: inline-block;
  font-size: .7rem; font-weight: 700; letter-spacing: .18em; text-transform: uppercase;
  color: var(--blue); background: rgba(0,0,228,.08);
  border: 1px solid rgba(0,0,228,.15);
  padding: 4px 14px; border-radius: 100px;
}
.sec__tag--inv { color: var(--cyan); background: rgba(2,227,227,.1); border-color: rgba(2,227,227,.2); }

.sec__h2 {
  font-size: clamp(1.9rem, 3.2vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -.025em;
  line-height: 1.15;
  color: var(--text);
}
.sec__h2.c-white { color: #fff; }

.sec__sub {
  font-size: 1rem;
  color: var(--muted);
  margin-top: 12px;
  max-width: 560px;
}
.sec__sub.c-white-60 { color: rgba(255,255,255,.6); }

/* ══════════════════════════════════
   AUDIENCE — horizontal rows
   ══════════════════════════════════ */
.aud { }
.aud__row {
  display: flex; align-items: center; gap: 28px;
  padding: 20px 28px;
  background: rgba(255,255,255,.5);
  backdrop-filter: blur(8px);
  border-left: 3px solid transparent;
  border-bottom: 1px solid rgba(0,0,228,.06);
  transition: border-color .2s, background .2s;
  border-radius: 0 var(--r) var(--r) 0;
}
.aud__row:last-child { border-bottom: none; }
.aud__row:hover { border-left-color: var(--blue); background: rgba(0,0,228,.03); }

.aud__n {
  font-size: .72rem; font-weight: 800; letter-spacing: .1em;
  color: rgba(0,0,228,.25); min-width: 32px; flex-shrink: 0;
}
.aud__ico {
  flex-shrink: 0;
  width: 52px; height: 52px;
  background: var(--gray);
  border-radius: var(--r);
  display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.aud__row:hover .aud__ico { background: rgba(0,0,228,.08); }

.aud__row p {
  flex: 1;
  font-size: 1.05rem; font-weight: 600; color: var(--text);
  line-height: 1.4;
}
.aud__tick {
  width: 26px; height: 26px; flex-shrink: 0;
  background: var(--blue); color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: .7rem; font-weight: 900;
}

/* ══════════════════════════════════
   CALCULATOR
   ══════════════════════════════════ */
.calc {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: #fff;
  border-radius: var(--rx);
  overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,.35);
}

.calc__left {
  padding: 40px 36px;
  border-right: 1px solid #e8eef8;
  display: flex; flex-direction: column; gap: 20px;
}

.calc__field { display: flex; flex-direction: column; gap: 7px; }
.calc__field label {
  font-size: .78rem; font-weight: 700;
  letter-spacing: .04em; text-transform: uppercase;
  color: var(--muted);
}
.calc__field label em { font-style: normal; font-weight: 400; }

.calc__in {
  padding: 13px 16px;
  background: var(--gray);
  border: 1.5px solid #dde3f0;
  border-radius: var(--r);
  color: var(--text); font-size: 1rem; font-weight: 600;
  outline: none;
  transition: border-color .2s, background .2s;
  -moz-appearance: textfield;
}
.calc__in::placeholder { color: #b0bcd0; }
.calc__in:focus { border-color: var(--blue); background: #fff; box-shadow: 0 0 0 3px rgba(0,0,228,.08); }
.calc__in::-webkit-inner-spin-button, .calc__in::-webkit-outer-spin-button { -webkit-appearance: none; }
.calc__in--fixed {
  background: #f0f4fb;
  color: var(--muted);
  cursor: default;
  border-color: #e0e8f4;
}
.calc__in--fixed:focus { border-color: #e0e8f4; box-shadow: none; background: #f0f4fb; }

.calc__go { margin-top: 4px; padding: 15px; font-size: 1rem; }

.calc__right {
  padding: 40px 36px;
  display: flex; flex-direction: column; gap: 0;
  justify-content: center;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 100%);
}

.calc__res-item {
  display: flex; flex-direction: column; gap: 5px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.calc__res-item:last-child { border-bottom: none; }

.calc__res-lbl {
  font-size: .72rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: rgba(255,255,255,.5);
}
.calc__res-val {
  font-size: 2.4rem; font-weight: 900;
  letter-spacing: -.04em; line-height: 1;
  color: var(--cyan);
  transition: all .3s ease;
}
.calc__res-unit { font-size: .82rem; color: rgba(255,255,255,.45); font-weight: 500; }

.calc__res-cta {
  margin-top: 24px;
  opacity: 0; pointer-events: none;
  transition: opacity .4s ease .3s;
}
.calc__res-cta.visible { opacity: 1; pointer-events: auto; }
#calc-results.active .calc__res-val { color: var(--cyan); }

/* ══════════════════════════════════
   PROCESS
   ══════════════════════════════════ */
.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-bottom: 40px;
  position: relative;
}

/* connecting line */
.steps::before {
  content: '';
  position: absolute;
  top: 28px;
  left: calc(10% + 14px);
  right: calc(10% + 14px);
  height: 2px;
  background: linear-gradient(90deg, var(--blue) 0%, var(--cyan) 100%);
  z-index: 0;
}

.step {
  flex: 1;
  display: flex; flex-direction: column; align-items: center;
  text-align: center; gap: 12px; padding: 0 8px;
}

.step__n {
  width: 56px; height: 56px; min-width: 56px;
  background: var(--blue); color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; font-weight: 800; letter-spacing: .05em;
  position: relative; z-index: 1;
  border: 4px solid #fff;
  box-shadow: 0 4px 20px rgba(0,0,228,.3);
  transition: background .25s, transform .25s;
}
.step:hover .step__n { background: var(--cyan); color: var(--navy); transform: scale(1.12); }

.step h4 {
  font-size: .78rem; font-weight: 800;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--blue); margin-bottom: 0;
}
.step p {
  font-size: .9rem; color: #1a2040; line-height: 1.65; font-weight: 500;
  background: #fff;
  border: 1.5px solid rgba(0,0,228,.15);
  border-radius: var(--r);
  padding: 14px 16px;
  box-shadow: 0 4px 16px rgba(0,0,228,.08);
  width: 100%;
  text-wrap: balance;
}

.step__arr {
  align-self: center;
  margin-top: -32px;
  font-size: 1.4rem; color: var(--cyan);
  flex-shrink: 0; padding: 0 4px;
  display: none; /* hidden — line replaces arrows on desktop */
}

.guarantees {
  display: flex; align-items: center; justify-content: center;
  gap: 0; flex-wrap: wrap;
  background: linear-gradient(135deg, rgba(0,0,228,.1) 0%, rgba(2,227,227,.08) 100%);
  border: 1.5px solid rgba(0,0,228,.2);
  border-radius: var(--rl);
  padding: 24px 32px;
  box-shadow: 0 8px 32px rgba(0,0,228,.08), inset 0 1px 0 rgba(255,255,255,.6);
}
.guarantees span {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 8px 24px;
  font-size: .95rem; font-weight: 700; color: var(--text);
}
.guarantees b { color: rgba(0,0,228,.25); font-weight: 300; }

/* ══════════════════════════════════
   PORTFOLIO SLIDER
   ══════════════════════════════════ */
.portfolio { padding-bottom: 72px; }
.portfolio .sec__head { padding: 0 32px; }
.portfolio .wrap { margin-bottom: 0; }

.slider__vp {
  overflow: hidden;
}
.slider__tr {
  display: flex;
  gap: 24px;
  transition: transform .55s cubic-bezier(.25,.46,.45,.94);
  will-change: transform;
}

.sl {
  min-width: calc(33.333% - 16px);
  position: relative;
  aspect-ratio: 1 / 2;
  overflow: hidden;
  flex-shrink: 0;
  border-radius: var(--r);
}

.sl__bg {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .8s ease;
}
.sl:hover .sl__bg { transform: scale(1.04); }

.sl__ph-bg {
  position: absolute; inset: 0;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy2) 100%);
  display: flex; align-items: center; justify-content: center;
  font-size: 6rem; opacity: .3;
}

.sl__grad {
  position: absolute; inset: 0;
  background: linear-gradient(
    to top,
    rgba(5,13,46,.95) 0%,
    rgba(5,13,46,.6) 40%,
    rgba(5,13,46,.15) 70%,
    transparent 100%
  );
  z-index: 1;
}

.sl__info {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 24px 24px;
  z-index: 2;
}

.sl__loc {
  display: flex; align-items: center; gap: 6px;
  font-size: .9rem; font-weight: 700; color: rgba(255,255,255,.75);
  margin-bottom: 14px; letter-spacing: .01em;
}

.sl__metrics {
  display: flex; align-items: flex-end; gap: 20px; flex-wrap: wrap;
}
.sl__m {
  display: flex; flex-direction: column; gap: 3px;
}
.sl__m b {
  font-size: 1.5rem; font-weight: 900;
  letter-spacing: -.04em; color: var(--cyan); line-height: 1;
}
.sl__m span {
  font-size: .72rem; color: rgba(255,255,255,.45);
  text-transform: uppercase; letter-spacing: .08em; font-weight: 500;
}

.slider__ui {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; padding: 20px 0 0;
}
.slider__btn {
  width: 46px; height: 46px; border-radius: 50%;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.12);
  color: #fff; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  transition: all .25s;
}
.slider__btn:hover { background: var(--cyan); border-color: var(--cyan); color: var(--navy); }

.slider__dots { display: flex; gap: 8px; align-items: center; }
.slider__dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: rgba(255,255,255,.2); border: none; padding: 0; cursor: pointer;
  transition: all .25s;
}
.slider__dot.active { background: var(--cyan); width: 22px; border-radius: 4px; }

/* ══════════════════════════════════
   FAQ
   ══════════════════════════════════ */
.faq__foot { margin-top: 40px; }

.acc__item { border-bottom: 1px solid #dde4f0; }
.acc__item:first-child { border-top: 1px solid #dde4f0; }
.acc__q {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 22px 0;
  font-size: 1.1rem; font-weight: 600; color: var(--text);
  gap: 24px; text-align: left; transition: color .2s;
}
.acc__q:hover { color: var(--blue); }
.acc__q[aria-expanded="true"] { color: var(--blue); }
.acc__plus {
  width: 32px; height: 32px; flex-shrink: 0;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 300; color: var(--blue); line-height: 1;
  transition: transform .25s, background .2s, border-color .2s;
}
.acc__q[aria-expanded="true"] .acc__plus {
  transform: rotate(45deg);
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.acc__a { max-height: 0; overflow: hidden; transition: max-height .4s cubic-bezier(.4,0,.2,1); }
.acc__a.open { max-height: 320px; }
.acc__body { padding: 4px 0 24px; }
.acc__who {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 10px;
}
.acc__ico { color: var(--blue); flex-shrink: 0; }
.acc__who strong { font-size: .78rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase; color: var(--blue); }
.acc__body p { font-size: .95rem; color: var(--muted); line-height: 1.75; }

/* ══════════════════════════════════
   PACKAGES
   ══════════════════════════════════ */
.pkgs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pkg {
  background: #fff;
  border-radius: var(--rx);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  border: 1.5px solid #e8eef8;
  box-shadow: 0 4px 20px rgba(0,0,228,.05);
  transition: box-shadow .25s, transform .25s;
}
.pkg:hover {
  box-shadow: 0 12px 40px rgba(0,0,228,.1);
  transform: translateY(-4px);
}

.pkg--featured {
  border-color: var(--blue);
  box-shadow: 0 8px 40px rgba(0,0,228,.15);
}

.pkg__badge {
  position: absolute;
  top: 20px; right: 20px;
  background: var(--blue);
  color: #fff;
  font-size: .68rem; font-weight: 800;
  letter-spacing: .1em; text-transform: uppercase;
  padding: 4px 12px; border-radius: 100px;
}

.pkg__top { margin-bottom: 0; }
.pkg__img {
  width: calc(100% + 56px);
  margin: 16px -28px 0;
  height: 240px;
  overflow: hidden;
}
.pkg__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.pkg:hover .pkg__img img { transform: scale(1.04); }

.pkg__name {
  display: block;
  font-size: .9rem; font-weight: 600; color: var(--muted);
  margin-bottom: 10px;
}

.pkg__power {
  font-size: 3.4rem; font-weight: 900;
  letter-spacing: -.05em; line-height: 1;
  color: var(--text);
  margin-bottom: 6px;
}
.pkg__power span { font-size: 1.8rem; font-weight: 700; }

.pkg__sub {
  font-size: .82rem; color: var(--muted);
  margin-bottom: 20px;
}

.pkg__divider {
  height: 1px;
  background: #e8eef8;
  margin: 20px 0;
}

.pkg__rows {
  display: flex; flex-direction: column; gap: 0;
  margin-bottom: 4px;
}
.pkg__rows li {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  border-bottom: 1px solid #f0f4fb;
  font-size: .88rem;
}
.pkg__rows li:last-child { border-bottom: none; }
.pkg__rows li span { color: var(--muted); flex-shrink: 0; }
.pkg__rows li strong { font-weight: 700; color: var(--text); text-align: right; }

.pkg__btn { margin: 20px 0 0; }

.pkg__features {
  display: flex; flex-direction: column; gap: 10px;
  margin-top: 4px;
}
.pkg__features li {
  display: flex; align-items: center; gap: 10px;
  font-size: .88rem; color: var(--muted);
}
.pkg__features li svg { color: var(--blue); flex-shrink: 0; }

@media (max-width: 900px) {
  .pkgs { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .pkg { padding: 24px 20px; }
  .pkg__power { font-size: 2.4rem; }
}
@media (max-width: 560px) {
  .pkgs { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
}

/* ══════════════════════════════════
   ABOUT
   ══════════════════════════════════ */
.about {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 60px; align-items: start;
}
.about__logo { height: 54px; filter: brightness(0) invert(1); margin-bottom: 24px; }
.about__txt  { font-size: 1.05rem; color: rgba(255,255,255,.65); line-height: 1.9; margin-bottom: 36px; text-wrap: balance; }
.about__stats { display: flex; gap: 32px; flex-wrap: wrap; }
.about__stat { display: flex; flex-direction: column; gap: 5px; }
.about__stat b { font-size: 2.6rem; font-weight: 900; letter-spacing: -.04em; line-height: 1; color: var(--cyan); }
.about__stat span { font-size: .75rem; font-weight: 500; text-transform: uppercase; letter-spacing: .08em; color: rgba(255,255,255,.35); }

.crd {
  background: rgba(255,255,255,.06);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--rx);
  padding: 36px 30px;
}
.crd__title { font-size: 1rem; font-weight: 800; color: #fff; margin-bottom: 14px; letter-spacing: -.01em; }
.crd__phone {
  display: block; font-size: 2rem; font-weight: 900;
  letter-spacing: -.04em; color: var(--cyan); margin-bottom: 24px; transition: opacity .2s;
}
.crd__phone:hover { opacity: .8; }
.crd__rows { display: flex; flex-direction: column; gap: 16px; }
.crd__row { display: flex; gap: 12px; font-size: 1rem; align-items: flex-start; }
.crd__row > span { display: flex; align-items: center; justify-content: center; width: 20px; flex-shrink: 0; padding-top: 2px; }
.crd__row > div { display: flex; flex-direction: column; gap: 3px; }
.crd__row > div b { font-size: .7rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--cyan); }
.crd__row > div span { font-size: .87rem; color: rgba(255,255,255,.65); line-height: 1.5; }
.crd__row > div em  { font-style: normal; font-size: .78rem; color: rgba(255,255,255,.3); }

/* ══════════════════════════════════
   FOOTER
   ══════════════════════════════════ */
.footer {
  background: #030919;
  padding: 22px 0;
  border-top: 1px solid rgba(255,255,255,.04);
}
.ftr { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.ftr__logo { height: 26px; filter: brightness(0) invert(1); opacity: .4; }
.ftr p { font-size: .78rem; color: rgba(255,255,255,.22); }
.ftr a { font-size: .88rem; font-weight: 600; color: rgba(255,255,255,.35); transition: color .2s; }
.ftr a:hover { color: var(--cyan); }
.ftr__dev-inline { font-size: .72rem; color: rgba(255,255,255,.15); }
.ftr__dev-inline a { font-size: .72rem; font-weight: 600; color: rgba(255,255,255,.25); }
.ftr__dev-inline a:hover { color: var(--cyan); }

/* ══════════════════════════════════
   FAB
   ══════════════════════════════════ */
.fab-wrap {
  position: fixed; bottom: 28px; right: 28px;
  display: flex; flex-direction: column; align-items: flex-end;
  gap: 12px; z-index: 990;
}
.fab {
  width: 56px; height: 56px; border-radius: 50%;
  background: var(--cyan); color: var(--navy);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 8px 28px rgba(2,227,227,.45);
  transition: transform .25s, box-shadow .25s, background .25s;
  animation: fabp 3s ease-in-out infinite;
  flex-shrink: 0;
}
.fab:hover { transform: scale(1.1); animation: none; box-shadow: 0 14px 44px rgba(2,227,227,.65); }
.fab-wrap.open .fab { background: var(--navy); color: #fff; animation: none; }
.fab__ico-close { display: none; }
.fab-wrap.open .fab__ico-phone { display: none; }
.fab-wrap.open .fab__ico-close { display: block; }

@keyframes fabp {
  0%,100% { box-shadow: 0 8px 28px rgba(2,227,227,.4), 0 0 0 0 rgba(2,227,227,.35); }
  50%     { box-shadow: 0 8px 28px rgba(2,227,227,.4), 0 0 0 14px rgba(2,227,227,0); }
}

.fab-menu {
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  opacity: 0; pointer-events: none;
  transform: translateY(16px);
  transition: opacity .25s, transform .25s;
}
.fab-wrap.open .fab-menu {
  opacity: 1; pointer-events: auto;
  transform: translateY(0);
}
.fab-item {
  display: flex; align-items: center; gap: 10px;
  justify-content: flex-end;
}
.fab-item__label {
  background: rgba(5,13,46,.88);
  backdrop-filter: blur(8px);
  color: #fff; font-size: .78rem; font-weight: 600;
  padding: 5px 12px; border-radius: 20px;
  white-space: nowrap;
  opacity: 0; transform: translateX(8px);
  transition: opacity .2s, transform .2s;
}
.fab-wrap.open .fab-item__label { opacity: 1; transform: translateX(0); }
.fab-item__icon {
  width: 48px; height: 48px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
  transition: transform .2s, box-shadow .2s;
}
.fab-item__icon:hover { transform: scale(1.1); }
.fab-item__icon--phone { background: var(--cyan); color: var(--navy); box-shadow: 0 4px 16px rgba(2,227,227,.4); }
.fab-item__icon--viber { background: #7360f2; color: #fff; box-shadow: 0 4px 16px rgba(115,96,242,.4); }
.fab-item__icon--tg    { background: #29a8eb; color: #fff; box-shadow: 0 4px 16px rgba(41,168,235,.4); }

/* ══════════════════════════════════
   MOBILE NAV
   ══════════════════════════════════ */
.nav-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 997;
  opacity: 0;
  transition: opacity .35s;
  pointer-events: none;
}
.nav__cta { display: none; }

@media (max-width: 960px) {
  body { overflow-x: hidden; }
  .sec { overflow: hidden; }
  .nav-backdrop { display: block; }
  .nav-backdrop.open { opacity: 1; pointer-events: auto; }

  .burger { display: flex; margin-left: auto; }
  .hdr__cta { display: none; }

  .nav {
    position: fixed; top: var(--hh); left: 0; right: 0;
    background: rgba(5,13,46,.98);
    backdrop-filter: blur(20px);
    flex-direction: column; align-items: stretch;
    padding: 24px 28px 32px; gap: 0;
    transform: translateY(-120%);
    transition: transform .35s cubic-bezier(.4,0,.2,1);
    z-index: 999;
    border-bottom: 1px solid rgba(255,255,255,.08);
    box-shadow: 0 24px 64px rgba(0,0,0,.5);
  }
  .nav.open { transform: translateY(0); }

  .nav__a {
    font-size: 1.05rem; font-weight: 500;
    padding: 15px 0;
    color: rgba(255,255,255,.7);
    border-bottom: 1px solid rgba(255,255,255,.06);
  }
  .nav__a:hover { color: #fff; }
  .nav__a::after { display: none; }

  .nav__cta {
    display: flex; justify-content: center;
    margin-top: 24px;
    padding: 15px 28px;
    font-size: 1rem;
  }
}

/* ══════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════ */
@media (max-width: 1080px) {
  .hero__grid { grid-template-columns: 1fr 400px; gap: 48px; }
  .about { grid-template-columns: 1fr 340px; }
  .calc { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .hero__grid { grid-template-columns: 1fr; padding-top: 48px; padding-bottom: 36px; gap: 36px; }
  .hero__right { max-width: 480px; width: 100%; margin: 0 auto; }
  .hero__num14 { display: none; }
  .about { grid-template-columns: 1fr; gap: 40px; }

  /* Process */
  .steps { flex-wrap: wrap; gap: 24px; }
  .steps::before { display: none; }
  .step { flex: 0 0 calc(33.33% - 16px); }
  .step__arr { display: none; }

  /* Calc */
  .calc { grid-template-columns: 1fr; }
  .calc__left { border-right: none; border-bottom: 1px solid #e8eef8; }


}

@media (max-width: 768px) {
  :root { --hh: 60px; }
  .sec { padding: 56px 0; }
  .wrap { padding: 0 24px; }
  .hdr { padding: 0 24px; }

  /* Hero */
  .hero__grid { padding-top: 36px; padding-bottom: 28px; }
  .hero__h1 { font-size: clamp(2.2rem, 8vw, 3.4rem); }
  .hero__lead { font-size: 1rem; }
  .hero__bar { padding: 14px 20px; flex-wrap: wrap; gap: 6px; }
  .hero__bar-item { flex: none; padding: 0 10px; font-size: .82rem; }
  .hero__bar-sep { display: none; }
  .hform { padding: 28px 24px; }

  .sec__h2 { font-size: clamp(1.7rem, 5.5vw, 2.4rem); }

  .aud__row { padding: 16px 12px; gap: 16px; }
  .aud__n   { display: none; }

  .calc { border-radius: var(--rl); }
  .calc__left, .calc__right { padding: 28px 24px; }
  .calc__res-val { font-size: 2rem; }

  .step { flex: 0 0 calc(50% - 12px); }

  .slider__tr { gap: 0; }
  .sl { min-width: 100%; aspect-ratio: 1 / 2; border-radius: 0; }
  .sl__metrics { gap: 16px; flex-wrap: wrap; }
  .sl__m b { font-size: 1.3rem; }

  .about__stats { gap: 24px; }
  .about__stat b { font-size: 2.2rem; }

  .crd { padding: 28px 20px; }
  .crd__phone { font-size: 1.6rem; }

  .guarantees { padding: 16px; gap: 4px; flex-direction: column; align-items: flex-start; }
  .guarantees b { display: none; }
  .guarantees span { padding: 4px 12px; font-size: .88rem; }
}

@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .hdr { padding: 0 16px; }
  .sec { padding: 44px 0; }
  .sec__head { margin-bottom: 32px; }

  .hero__grid { padding-top: 28px; padding-bottom: 24px; gap: 28px; }
  .hero__h1 { font-size: clamp(2rem, 9.5vw, 2.8rem); }
  .hero__lead br { display: none; }
  .hform { padding: 24px 16px; }
  .hero__bar { flex-direction: column; gap: 0; }
  .hero__bar-item { padding: 10px 0; text-align: center; font-size: .85rem; border-bottom: 1px solid rgba(255,255,255,.06); }
  .hero__bar-item:last-child { border-bottom: none; }

  .step { flex: 0 0 100%; }
  .sl { aspect-ratio: 1 / 2; }
  .sl__info { padding: 20px 16px; }
  .sl__m b { font-size: 1.2rem; }

  .pkg { padding: 24px 16px; }

  .acc__q { font-size: .95rem; gap: 16px; }

  .ftr { flex-direction: column; text-align: center; }
  .fab { bottom: 20px; right: 20px; width: 50px; height: 50px; }
}

/* ══════════════════════════════════
   SOLAR DESIGN FEATURES
   ══════════════════════════════════ */

/* Sun glow decoration on blue calculator section */
.sec--blue {
  position: relative;
  overflow: hidden;
}
.sec--blue::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,220,80,.18) 0%, rgba(255,160,0,.08) 40%, transparent 70%);
  pointer-events: none;
  animation: sunPulse 6s ease-in-out infinite;
}
.sec--blue::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 320px; height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(2,227,227,.12) 0%, transparent 65%);
  pointer-events: none;
}
@keyframes sunPulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50%       { transform: scale(1.12); opacity: .7; }
}

.hero__pill { position: relative; }

/* Solar panel grid pattern on dark sections */
.sec--dark {
  position: relative;
}
.sec--dark::before {
  content: '';
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(2,227,227,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2,227,227,.025) 1px, transparent 1px),
    linear-gradient(rgba(2,227,227,.012) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2,227,227,.012) 1px, transparent 1px);
  background-size: 60px 60px, 60px 60px, 20px 20px, 20px 20px;
  z-index: 0;
}
.sec--dark > * { position: relative; z-index: 1; }

/* Energy flow underline on calc heading */
.sec--blue .sec__h2 {
  position: relative;
  display: inline-block;
}
.sec--blue .sec__h2::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 64px; height: 3px;
  background: linear-gradient(90deg, var(--cyan), #ffd040);
  border-radius: 3px;
}