:root {
  --ink: #111416;
  --text: #263238;
  --muted: #6f7b83;
  --white: #ffffff;
  --paper: #f6f4ef;
  --line: rgba(17, 20, 22, .12);
  --charcoal: #111820;
  --copper: #c48a3a;
  --copper-light: #e7b56a;
  --copper-dark: #8d5d20;
  --radius: 18px;
  --shadow: 0 24px 60px rgba(17, 20, 22, .14);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--text);
  background: var(--paper);
  font-family: "Rubik", "Assistant", "Segoe UI", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, ul, ol { margin-top: 0; }

h1 {
  margin-bottom: 18px;
  font-size: clamp(34px, 5vw, 62px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -.01em;
}

h1 span { color: var(--copper-light); }

h2 {
  margin-bottom: 14px;
  color: var(--ink);
  font-size: clamp(26px, 3.4vw, 42px);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -.01em;
}

h3 {
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 20px;
  font-weight: 700;
  line-height: 1.25;
}

.lp-shell {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
}

.lp-eyebrow {
  margin: 0 0 12px;
  color: var(--copper);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: .04em;
}

.lp-btn {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 0 28px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: transform .2s ease, background .2s ease, box-shadow .2s ease;
}

.lp-btn:hover { transform: translateY(-2px); }

.lp-btn--primary {
  color: var(--ink);
  background: var(--copper);
  box-shadow: 0 14px 30px rgba(196, 138, 58, .3);
}

.lp-btn--primary:hover { background: #d6a454; }

.lp-btn--ghost {
  color: var(--white);
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .45);
  direction: ltr;
}

.lp-btn--block { width: 100%; }

/* header */
.lp-header {
  position: fixed;
  z-index: 30;
  top: 0;
  right: 0;
  left: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 76px;
  padding: 10px clamp(16px, 4vw, 48px);
  color: var(--white);
  background: rgba(17, 24, 32, .86);
  border-bottom: 1px solid rgba(255, 255, 255, .12);
  backdrop-filter: blur(16px);
}

.lp-brand { width: clamp(130px, 16vw, 210px); }

.lp-header__actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.lp-phone {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--white);
}

.lp-phone__icon {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  color: var(--ink);
  background: var(--copper-light);
  border-radius: 50%;
}

.lp-phone small { display: block; color: rgba(255, 255, 255, .7); font-size: 12px; }
.lp-phone strong { display: block; font-size: 18px; direction: ltr; }

/* hero */
.lp-hero {
  position: relative;
  padding: 130px 0 70px;
  color: var(--white);
  background: var(--charcoal);
  overflow: hidden;
}

.lp-hero__media {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  opacity: .5;
  transform: scale(1.04);
}

.lp-hero__shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(17, 24, 32, .92) 0%, rgba(17, 24, 32, .72) 50%, rgba(17, 24, 32, .35) 100%),
    linear-gradient(0deg, rgba(17, 24, 32, .95), transparent 45%);
}

.lp-hero__grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 48px;
  align-items: center;
}

.lp-hero__text {
  max-width: 600px;
  color: rgba(255, 255, 255, .85);
  font-size: clamp(17px, 1.6vw, 20px);
}

.lp-hero__points {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 22px;
  margin: 22px 0 28px;
  padding: 0;
  list-style: none;
  font-weight: 500;
}

.lp-hero__points li {
  position: relative;
  padding-inline-start: 28px;
}

.lp-hero__points li::before {
  position: absolute;
  inset-inline-start: 0;
  top: 3px;
  display: grid;
  width: 20px;
  height: 20px;
  place-items: center;
  color: var(--ink);
  background: var(--copper-light);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 800;
  content: "✓";
}

.lp-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* form card */
.lp-form-card {
  padding: 28px 26px 22px;
  color: var(--text);
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.lp-form-card__head h2 { margin-bottom: 18px; font-size: 24px; }

.lp-form { display: grid; gap: 12px; }
.lp-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.lp-form label { display: grid; gap: 5px; font-size: 14px; font-weight: 600; color: var(--ink); }

.lp-form input,
.lp-form select,
.lp-form textarea {
  width: 100%;
  min-height: 48px;
  padding: 10px 14px;
  color: var(--ink);
  background: #f7f6f2;
  border: 1px solid var(--line);
  border-radius: 12px;
  font: inherit;
  font-size: 16px;
}

.lp-form textarea { resize: vertical; }

.lp-form input:focus,
.lp-form select:focus,
.lp-form textarea:focus {
  outline: 2px solid var(--copper);
  outline-offset: 1px;
  background: var(--white);
}

.lp-form button { margin-top: 4px; }

.lp-form__note { margin: 4px 0 0; color: var(--muted); font-size: 12.5px; text-align: center; }
.lp-form__note a { text-decoration: underline; }

.lp-hidden { position: absolute; left: -9999px; opacity: 0; height: 0; }

.lp-alert {
  margin-bottom: 14px;
  padding: 12px 14px;
  border-radius: 12px;
  font-weight: 600;
}

.lp-alert--success { color: #14532d; background: #dcfce7; }
.lp-alert--error { color: #7f1d1d; background: #fee2e2; }

.lp-form-success p { margin-bottom: 10px; text-align: center; }
.lp-form-success .lp-btn--ghost { color: var(--ink); border-color: var(--ink); background: transparent; }

/* trust strip */
.lp-trust {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.lp-trust__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  padding: 26px 0;
}

.lp-trust__grid div { display: grid; text-align: center; }
.lp-trust__grid strong { color: var(--ink); font-size: clamp(26px, 3vw, 36px); font-weight: 800; line-height: 1.1; }
.lp-trust__grid span { color: var(--muted); font-size: 14px; font-weight: 500; }

/* sections */
.lp-section { padding: clamp(56px, 8vw, 96px) 0; }
.lp-section--dark { color: var(--white); background: var(--charcoal); }
.lp-section--dark h2, .lp-section--dark h3 { color: var(--white); }
.lp-section--paper { background: #eeeae0; }

.lp-title {
  max-width: 720px;
  margin: 0 auto 40px;
  text-align: center;
}

.lp-title p:not(.lp-eyebrow) { color: var(--muted); font-size: 18px; }
.lp-section--dark .lp-title p:not(.lp-eyebrow) { color: rgba(255, 255, 255, .75); }

.lp-title--start { margin: 0; text-align: right; }
.lp-title--start .lp-btn { margin-top: 10px; }

.lp-cards { display: grid; gap: 18px; }
.lp-cards--4 { grid-template-columns: repeat(4, 1fr); }

.lp-card {
  padding: 26px 24px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 14px 40px rgba(17, 20, 22, .06);
}

.lp-card__icon {
  display: grid;
  width: 50px;
  height: 50px;
  margin-bottom: 16px;
  place-items: center;
  color: var(--copper-dark);
  background: rgba(196, 138, 58, .14);
  border-radius: 14px;
}

.lp-card__icon svg { width: 26px; height: 26px; }
.lp-card p { margin: 0; color: var(--muted); font-size: 15.5px; }

/* types */
.lp-types {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}

.lp-type {
  position: relative;
  padding: 26px 20px 22px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: var(--radius);
  transition: background .2s ease, transform .2s ease;
}

.lp-type:hover { background: rgba(255, 255, 255, .09); transform: translateY(-4px); }

.lp-type__num {
  display: block;
  margin-bottom: 14px;
  color: var(--copper-light);
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
}

.lp-type__tag {
  position: absolute;
  top: 18px;
  left: 16px;
  padding: 4px 10px;
  color: var(--ink);
  background: var(--copper-light);
  border-radius: 999px;
  font-size: 11.5px;
  font-weight: 700;
}

.lp-type h3 { font-size: 19px; }
.lp-type p { margin: 0; color: rgba(255, 255, 255, .72); font-size: 14.5px; }

/* steps */
.lp-steps__grid {
  display: grid;
  grid-template-columns: .9fr 1.1fr;
  gap: 48px;
  align-items: center;
}

.lp-steps {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.lp-steps li {
  position: relative;
  padding: 22px 76px 20px 22px;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  counter-increment: step;
}

.lp-steps li::before {
  position: absolute;
  top: 20px;
  right: 20px;
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  color: var(--white);
  background: var(--charcoal);
  border-radius: 12px;
  font-weight: 800;
  content: counter(step);
}

.lp-steps strong { display: block; margin-bottom: 4px; color: var(--ink); font-size: 19px; }
.lp-steps p { margin: 0; color: var(--muted); font-size: 15.5px; }

/* gallery */
.lp-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.lp-gallery__item {
  margin: 0;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(17, 20, 22, .12);
}

.lp-gallery__item.is-wide { grid-column: span 2; grid-row: span 2; aspect-ratio: auto; }
.lp-gallery__item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.lp-gallery__item:hover img { transform: scale(1.05); }

/* faq */
.lp-faq__grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.lp-faq details {
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.lp-faq summary {
  color: var(--ink);
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.lp-faq summary::-webkit-details-marker { display: none; }
.lp-faq summary::after { color: var(--copper); content: "+"; font-size: 22px; line-height: 1; }
.lp-faq details[open] summary::after { content: "–"; }
.lp-faq details p { margin: 10px 0 0; color: var(--muted); }

/* final */
.lp-final {
  padding: clamp(50px, 7vw, 80px) 0;
  color: var(--white);
  background: linear-gradient(135deg, #1b2430, var(--charcoal));
}

.lp-final h2 { color: var(--white); }
.lp-final p:not(.lp-eyebrow) { color: rgba(255, 255, 255, .78); margin: 0; }

.lp-final__grid {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.lp-final__actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* footer */
.lp-footer {
  padding: 34px 0 96px;
  color: rgba(255, 255, 255, .78);
  background: #0c1117;
  font-size: 14px;
}

.lp-footer__grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
}

.lp-footer__grid div { display: grid; gap: 4px; }
.lp-footer strong { color: var(--white); font-size: 16px; }
.lp-footer nav { display: flex; flex-wrap: wrap; gap: 6px 18px; align-content: start; }
.lp-footer a:hover { color: var(--copper-light); }

/* sticky mobile bar */
.lp-sticky {
  position: fixed;
  z-index: 25;
  right: 0;
  bottom: 0;
  left: 0;
  display: none;
  grid-template-columns: 1fr 1.4fr;
  gap: 10px;
  padding: 10px 12px calc(10px + env(safe-area-inset-bottom));
  background: rgba(17, 24, 32, .96);
  border-top: 1px solid rgba(255, 255, 255, .12);
}

.lp-sticky .lp-btn { min-height: 48px; }

/* responsive */
@media (max-width: 1080px) {
  .lp-cards--4 { grid-template-columns: repeat(2, 1fr); }
  .lp-types { grid-template-columns: repeat(3, 1fr); }
  .lp-trust__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .lp-hero { padding-top: 104px; }
  .lp-hero__grid,
  .lp-steps__grid,
  .lp-faq__grid { grid-template-columns: 1fr; gap: 32px; }
  .lp-phone small { display: none; }
  .lp-header .lp-btn { display: none; }
  .lp-gallery { grid-template-columns: repeat(2, 1fr); }
  .lp-title--start { text-align: center; margin: 0 auto 10px; }
  .lp-sticky { display: grid; }
}

@media (max-width: 600px) {
  body { font-size: 16px; }
  .lp-shell { width: calc(100% - 28px); }
  .lp-hero__points { grid-template-columns: 1fr; }
  .lp-cards--4 { grid-template-columns: 1fr; }
  .lp-types { grid-template-columns: 1fr; }
  .lp-form__row { grid-template-columns: 1fr; }
  .lp-form-card { padding: 22px 18px 18px; }
  .lp-gallery { gap: 10px; }
  .lp-gallery__item { border-radius: 14px; }
  .lp-steps li { padding: 18px 70px 16px 16px; }
  .lp-final__grid { display: grid; }
}