.price-hero__grid { display: grid; grid-template-columns: 1.3fr 1fr; gap: clamp(30px,5vw,70px); align-items: center; }
.price-hero__card { background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--radius-l); padding: 36px; box-shadow: var(--shadow-m); }
.price-hero__card .price-tag { font-size: 2.6rem; }
.price-hero__rows { display: grid; gap: 14px; margin-top: 22px; }
.price-hero__row { display: flex; justify-content: space-between; align-items: center; padding: 14px 0; border-bottom: 1px dashed var(--line); font-size: 0.92rem; }
.price-hero__row b { font-family: var(--font-display); font-size: 1.1rem; }

.pack-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; align-items: stretch; }
.pack { position: relative; display: flex; flex-direction: column; padding: 36px 30px; border-radius: var(--radius-l); border: 1px solid var(--line-soft); background: var(--surface); transition: transform 0.4s, box-shadow 0.4s, border-color 0.4s; }
.pack:hover { transform: translateY(-8px); box-shadow: var(--shadow-l); }
.pack--hero { background: var(--dark); color: #f2ecdd; border-color: var(--dark); }
.pack--hero .pack__price { color: #e8c98a; }
.pack--hero .pack__feat li { border-color: rgba(255,255,255,0.12); color: #b7b0a0; }
.pack__name { font-family: var(--font-display); font-size: 1.5rem; font-weight: 600; }
.pack__for { font-size: 0.82rem; color: var(--ink-3); margin: 6px 0 22px; }
.pack--hero .pack__for { color: #8f8878; }
.pack__price { font-family: var(--font-display); font-size: clamp(2.2rem,3.4vw,3rem); font-weight: 600; line-height: 1; }
.pack__price small { font-family: var(--font-body); font-size: 0.85rem; font-weight: 500; color: var(--ink-3); }
.pack__feat { list-style: none; margin: 26px 0 30px; padding: 0; display: grid; gap: 0; flex: 1; }
.pack__feat li { padding: 12px 0; border-bottom: 1px solid var(--line-soft); font-size: 0.88rem; display: flex; gap: 12px; align-items: flex-start; }
.pack__feat li i { color: var(--accent); font-size: 0.75rem; margin-top: 4px; }
.pack__feat li.na { opacity: 0.4; }
.pack__flag { position: absolute; top: -14px; left: 50%; transform: translateX(-50%); }

.calc { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(30px,5vw,70px); align-items: center; }
.calc__panel { background: var(--surface); border: 1px solid var(--line-soft); border-radius: var(--radius-l); padding: clamp(28px,4vw,44px); }
.calc__row { margin-bottom: 26px; }
.calc__row label { display: flex; justify-content: space-between; font-size: 0.82rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-2); margin-bottom: 12px; }
.calc__row output { font-family: var(--font-display); font-size: 1.15rem; color: var(--accent); }
.calc input[type="range"] { width: 100%; accent-color: var(--accent); height: 34px; }
.calc__result { background: var(--accent-soft); border-radius: var(--radius-m); padding: 26px; text-align: center; }
.calc__result .price-tag { font-size: 2.4rem; color: var(--accent); }
.calc__result p { font-size: 0.82rem; color: var(--ink-2); margin: 8px 0 0; }

.gift-band { display: grid; grid-template-columns: 1.2fr 1fr; gap: 0; border-radius: var(--radius-xl); overflow: hidden; background: var(--dark); color: #f2ecdd; }
.gift-band__txt { padding: clamp(32px,5vw,60px); }
.gift-band__media { background-size: cover; background-position: center; min-height: 340px; }

.install-steps { counter-reset: inst; display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.install-step { counter-increment: inst; padding: 28px 22px; border-radius: var(--radius-m); background: var(--surface); border: 1px solid var(--line-soft); }
.install-step::before { content: "0" counter(inst); font-family: var(--font-mono); font-size: 0.8rem; color: var(--amber); font-weight: 700; display: block; margin-bottom: 14px; }
.install-step h4 { font-family: var(--font-display); font-size: 1.05rem; margin: 0 0 8px; }
.install-step p { font-size: 0.82rem; color: var(--ink-2); margin: 0; }

.corp-band { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px,5vw,60px); align-items: center; }
.corp-feats { display: grid; gap: 14px; margin-top: 24px; }
.corp-feat { display: flex; gap: 16px; align-items: flex-start; }
.corp-feat i { color: var(--accent); margin-top: 4px; }
.corp-feat b { display: block; font-size: 0.95rem; }
.corp-feat span { font-size: 0.84rem; color: var(--ink-2); }
.corp__visual { min-height: 400px; border-radius: var(--radius-xl); background-size: cover; background-position: center; }

@media (max-width: 900px) {
  .price-hero__grid, .calc, .gift-band, .corp-band { grid-template-columns: 1fr; }
  .pack-grid { grid-template-columns: 1fr; }
  .pack__flag { position: static; transform: none; align-self: flex-start; margin-bottom: 14px; }
  .install-steps { grid-template-columns: repeat(2,1fr); }
  .gift-band__media { min-height: 240px; order: -1; }
  .corp__visual { min-height: 300px; }
}

@media (max-width: 540px) { .install-steps { grid-template-columns: 1fr; } }