/* ════════════════════════════════════════════════════════════════════
   WASTU KARYA — Template Kontraktor Desain & Bangun
   Konsep: teknik, tegas, "cetak biru". Grafit + amber hi-vis + kabut.
   Tanda tangan: estimator biaya bangun + cicilan (fitur unggulan).
   ════════════════════════════════════════════════════════════════════ */

/* ── 1. TOKEN ─────────────────────────────────────────────────────── */
:root {
  --ink:       #14181F;
  --ink-2:     #1D222B;
  --amber:     #F5A524;   /* aksen cerah: garis, isian slider, thumb    */
  --amber-dk:  #B25E00;   /* aksen SEBAGAI teks di atas putih (≥4.5:1)  */
  --steel:     #586172;
  --white:     #FFFFFF;
  --mist:      #F4F5F7;
  --mist-2:    #ECEEF2;
  --line-raw:  #E1E4EA;

  --bg:            var(--white);
  --bg-mist:       var(--mist);
  --bg-panel:      var(--white);
  --bg-input:      var(--mist);
  --surface-dark:  var(--ink);
  --surface-dark-2:var(--ink-2);
  --text:          var(--ink);
  --text-soft:     var(--steel);
  --on-dark:       #EDEFF3;
  --on-dark-soft:  #99A1B0;
  --border:        var(--line-raw);
  --header-bg:     rgba(255,255,255,.9);
  --accent:        var(--amber);        /* garis & isian slider          */
  --accent-ink:    var(--amber-dk);     /* aksen SEBAGAI teks            */
  --accent-solid:  var(--amber);        /* isian tombol (hi-vis)         */
  --on-accent:     #14181F;             /* teks DI ATAS amber (kontras 9:1) */
  --ph-a:          #E7EAEF;
  --ph-b:          #D6DAE1;

  --grotesk: 'Space Grotesk', system-ui, sans-serif;
  --sans:    'Inter', system-ui, -apple-system, sans-serif;

  --fs-hero: clamp(2.4rem, 6vw, 4.6rem);
  --fs-h2:   clamp(1.7rem, 3.6vw, 2.7rem);
  --fs-lead: clamp(1.02rem, 1.5vw, 1.18rem);
  --fs-sm:   0.86rem;

  --hold:      1240px;
  --gutter:    clamp(18px, 4.5vw, 54px);
  --section-y: clamp(60px, 8vw, 118px);
  --r:         10px;
  --r-sm:      7px;
  --ease:      cubic-bezier(.22,.61,.36,1);
}

[data-theme="dark"] {
  --bg:             #0F1216;
  --bg-mist:        #14181E;
  --bg-panel:       #171B22;
  --bg-input:       #0F1216;
  --surface-dark:   #171B22;
  --surface-dark-2: #1D222B;
  --text:           #ECEEF3;
  --text-soft:      #9BA3B2;
  --on-dark:        #ECEEF3;
  --on-dark-soft:   #9BA3B2;
  --border:         #2A303B;
  --header-bg:      rgba(15,18,22,.9);
  --accent-ink:     #F7B84B;            /* amber cerah cukup kontras di gelap */
  --ph-a:           #20262F;
  --ph-b:           #171B22;
}
[data-theme="dark"] img { filter: brightness(.9) contrast(1.02); }

/* ── 2. RESET ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--sans); line-height: 1.65; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
ul, ol { list-style: none; padding: 0; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
input, select, textarea { font: inherit; color: inherit; }
h1, h2, h3 { font-family: var(--grotesk); font-weight: 600; line-height: 1.08; letter-spacing: -.015em; }

:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
.skip { position: absolute; left: -9999px; top: 0; z-index: 999; background: var(--surface-dark); color: var(--on-dark); padding: 12px 20px; }
.skip:focus { left: 0; }

/* ── 3. LAYOUT ────────────────────────────────────────────────────── */
.hold { width: 100%; max-width: var(--hold); margin-inline: auto; padding-inline: var(--gutter); }
.sec { padding-block: var(--section-y); }
.sec--mist { background: var(--bg-mist); }
.sec--dark { background: var(--surface-dark); color: var(--on-dark); }

.eyebrow { display: inline-flex; align-items: center; gap: 9px; font-family: var(--grotesk); font-size: var(--fs-sm); font-weight: 500; letter-spacing: .16em; text-transform: uppercase; color: var(--accent-ink); margin-bottom: 14px; }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--accent); }
#estimasi .eyebrow::before { display: none; }
.eyebrow--light { color: var(--accent-ink); }
.h2 { font-size: var(--fs-h2); max-width: 20ch; }
.head { margin-bottom: clamp(32px, 5vw, 58px); }
.head--row { display: flex; justify-content: space-between; align-items: flex-end; gap: 26px; flex-wrap: wrap; }
.head--center { text-align: center; }
.head--center .eyebrow { justify-content: center; }
.head--center .h2 { margin-inline: auto; }
.head__sub { margin-top: 12px; color: var(--text-soft); max-width: 56ch; }
.head--center .head__sub { margin-inline: auto; }

.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.js [data-reveal].is-visible { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}

/* ── 4. TOMBOL ────────────────────────────────────────────────────── */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 9px; padding: 13px 26px; border-radius: var(--r-sm); font-family: var(--grotesk); font-weight: 600; font-size: .95rem; letter-spacing: .01em; border: 1.5px solid transparent; transition: background .22s var(--ease), color .22s, border-color .22s, transform .22s, box-shadow .22s; }
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--block { width: 100%; }
.btn--solid { background: var(--accent-solid); color: var(--on-accent); }
.btn--solid:hover { transform: translateY(-2px); box-shadow: 0 10px 24px color-mix(in srgb, var(--amber) 45%, transparent); }
.btn--line { border-color: var(--border); color: var(--text); }
.btn--line:hover { border-color: var(--accent); color: var(--accent-ink); }

/* ── 5. HEADER ────────────────────────────────────────────────────── */
.top { position: sticky; top: 0; z-index: 100; background: var(--header-bg); backdrop-filter: blur(10px); border-bottom: 1px solid transparent; transition: border-color .3s, box-shadow .3s; }
.top.is-stuck { border-bottom-color: var(--border); box-shadow: 0 4px 20px rgba(20,24,31,.06); }
.top__in { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 76px; }
.mark { display: flex; align-items: center; gap: 11px; color: var(--text); }
.mark__ico { color: var(--accent); flex: none; }
.mark__txt { display: flex; flex-direction: column; line-height: 1.15; }
.mark__txt strong { font-family: var(--grotesk); font-weight: 700; font-size: 1.28rem; letter-spacing: -.01em; }
.mark__txt small { font-family: var(--grotesk); font-size: .66rem; letter-spacing: .22em; text-transform: uppercase; color: var(--text-soft); }

.nav { display: flex; gap: clamp(14px, 2vw, 28px); margin-left: auto; }
.nav a { font-size: .93rem; color: var(--text-soft); padding-block: 5px; position: relative; transition: color .2s; }
.nav a::after { content: ""; position: absolute; left: 0; bottom: 0; width: 0; height: 2px; background: var(--accent); transition: width .26s var(--ease); }
.nav a:hover, .nav a.is-current { color: var(--text); }
.nav a:hover::after, .nav a.is-current::after { width: 100%; }

.top__end { display: flex; align-items: center; gap: 12px; }
.theme-btn { width: 40px; height: 40px; flex: none; display: grid; place-items: center; border: 1px solid var(--border); border-radius: var(--r-sm); color: var(--text-soft); transition: color .2s, border-color .2s; }
.theme-btn:hover { color: var(--accent-ink); border-color: var(--accent); }
.theme-btn .i-moon { display: none; }
[data-theme="dark"] .theme-btn .i-sun { display: none; }
[data-theme="dark"] .theme-btn .i-moon { display: block; }
.burger { display: none; flex-direction: column; gap: 5px; width: 42px; height: 42px; align-items: center; justify-content: center; border: 1px solid var(--border); border-radius: var(--r-sm); }
.burger span { width: 18px; height: 2px; background: var(--text); transition: transform .3s var(--ease), opacity .2s; }
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Pemilih bahasa ID / EN */
.lang-switch { display: inline-flex; align-items: center; flex: none; }
.lang-switch button { padding: 4px 7px; font-family: var(--grotesk); font-size: .74rem; font-weight: 600; letter-spacing: .04em; color: var(--text-soft); transition: color .2s; }
.lang-switch button.is-on { color: var(--accent-ink); }
.lang-switch button:not(.is-on):hover { color: var(--text); }
.lang-switch button + button { border-left: 1px solid var(--border); }

/* ── 6. HERO ──────────────────────────────────────────────────────── */
.hero { padding-top: clamp(40px, 5vw, 78px); padding-bottom: var(--section-y); }
.hero__in { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 68px); align-items: center; }
.hero__title { font-size: var(--fs-hero); font-weight: 700; max-width: 16ch; }
.hero__title em { font-style: normal; color: var(--accent-ink); }
.hero__lead { margin-top: 22px; max-width: 46ch; font-size: var(--fs-lead); color: var(--text-soft); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero__pic img { width: 100%; aspect-ratio: 4/5; object-fit: cover; border-radius: var(--r); background: linear-gradient(140deg, var(--ph-a), var(--ph-b)); }

.facts { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden; margin-top: clamp(40px, 5vw, 62px); }
.facts > div { background: var(--bg); padding: 24px 22px; display: grid; gap: 7px; }
.facts dt { font-size: var(--fs-sm); color: var(--text-soft); }
.facts dd { font-family: var(--grotesk); font-weight: 600; font-size: clamp(1.9rem, 3.6vw, 2.7rem); line-height: 1; letter-spacing: -.02em; font-variant-numeric: tabular-nums; }

/* ── 7. LAYANAN ───────────────────────────────────────────────────── */
.grid-svc { display: grid; grid-template-columns: repeat(4, 1fr); gap: clamp(14px, 2vw, 22px); }
.svc { background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--r); padding: clamp(22px, 2.6vw, 30px); display: flex; flex-direction: column; gap: 12px; transition: transform .3s var(--ease), box-shadow .3s var(--ease), border-color .3s; }
.svc:hover { transform: translateY(-4px); box-shadow: 0 18px 40px rgba(20,24,31,.1); border-color: color-mix(in srgb, var(--amber) 50%, var(--border)); }
.svc__ico { width: 48px; height: 48px; display: grid; place-items: center; border-radius: var(--r-sm); background: color-mix(in srgb, var(--amber) 16%, transparent); color: var(--accent-ink); }
.svc__ico svg { width: 26px; height: 26px; }
.svc h3 { font-family: var(--grotesk); font-weight: 600; font-size: 1.14rem; }
.svc p { font-size: .93rem; color: var(--text-soft); }

/* ── 8. LISTING PROYEK ────────────────────────────────────────────── */
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { padding: 9px 20px; border: 1px solid var(--border); border-radius: 100px; font-family: var(--grotesk); font-weight: 500; color: var(--text-soft); font-size: .9rem; transition: .22s var(--ease); }
.chip:hover { border-color: var(--accent); color: var(--text); }
.chip.is-on { background: var(--surface-dark); border-color: var(--surface-dark); color: var(--on-dark); }
[data-theme="dark"] .chip.is-on { background: var(--accent); border-color: var(--accent); color: var(--on-accent); }

.listing { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(16px, 2.2vw, 26px); }
.prop { background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden; display: flex; flex-direction: column; transition: transform .3s var(--ease), box-shadow .3s var(--ease); }
.prop:hover { transform: translateY(-4px); box-shadow: 0 18px 44px rgba(20,24,31,.12); }
.prop.is-hidden { display: none; }
.prop__pic { position: relative; }
.prop__pic img { width: 100%; aspect-ratio: 4/3; object-fit: cover; background: linear-gradient(140deg, var(--ph-a), var(--ph-b)); }
.prop__status { position: absolute; left: 12px; top: 12px; background: var(--accent-solid); color: var(--on-accent); font-family: var(--grotesk); font-size: .72rem; font-weight: 600; letter-spacing: .04em; text-transform: uppercase; padding: 5px 12px; border-radius: 100px; }
.prop__body { padding: 22px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.prop__loc { font-family: var(--grotesk); font-size: var(--fs-sm); color: var(--accent-ink); letter-spacing: .06em; text-transform: uppercase; }
.prop__name { font-family: var(--grotesk); font-weight: 600; font-size: 1.32rem; }
.prop__specs { display: flex; flex-wrap: wrap; gap: 14px; font-size: var(--fs-sm); color: var(--text-soft); }
.prop__price { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--border); font-family: var(--grotesk); font-size: 1.1rem; font-weight: 600; }
.prop__price small { display: block; font-family: var(--sans); font-size: var(--fs-sm); font-weight: 400; color: var(--text-soft); }

/* ── 9. ★ ESTIMATOR BIAYA & CICILAN ───────────────────────────────── */
.calc { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(26px, 4vw, 54px); align-items: start; }
.calc__inputs { display: grid; gap: clamp(20px, 2.6vw, 28px); }

.range { display: grid; gap: 10px; }
.range__top { display: flex; justify-content: space-between; align-items: baseline; gap: 14px; flex-wrap: wrap; }
.range__top label { font-size: .95rem; font-weight: 500; }
.range__top output { font-family: var(--grotesk); font-weight: 600; color: var(--accent-ink); font-variant-numeric: tabular-nums; }
.range__ends { display: flex; justify-content: space-between; font-size: .76rem; color: var(--text-soft); }

/* Slider digaya ulang di kedua mesin render */
.range input[type="range"] {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 4px; border-radius: 2px;
  background: var(--border); cursor: pointer;
}
.range input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--bg);
  box-shadow: 0 2px 8px rgba(20,24,31,.28); cursor: grab;
}
.range input[type="range"]::-moz-range-thumb {
  width: 22px; height: 22px; border-radius: 50%;
  background: var(--accent); border: 3px solid var(--bg);
  box-shadow: 0 2px 8px rgba(20,24,31,.28); cursor: grab;
}
.range input[type="range"]:active::-webkit-slider-thumb { cursor: grabbing; }

/* Kontrol segmen (jumlah lantai & paket) — pengganti slider, khas template ini */
.field { display: grid; gap: 10px; }
.field__label { font-size: .95rem; font-weight: 500; }
.seg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.seg__btn { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; padding: 12px 10px; border: 1.5px solid var(--border); border-radius: var(--r-sm); font-family: var(--grotesk); font-weight: 600; color: var(--text-soft); transition: border-color .2s, color .2s, background .2s; }
.seg__btn small { font-family: var(--sans); font-size: .76rem; font-weight: 400; }
.seg__btn:hover { border-color: var(--accent); color: var(--text); }
.seg__btn.is-on { border-color: var(--accent); background: color-mix(in srgb, var(--amber) 14%, transparent); color: var(--accent-ink); }

.calc__result { background: var(--surface-dark); color: var(--on-dark); border: 1px solid var(--border); border-radius: var(--r); padding: clamp(26px, 3.4vw, 38px); position: sticky; top: 100px; }
.calc__label { font-family: var(--grotesk); font-size: var(--fs-sm); letter-spacing: .1em; text-transform: uppercase; color: var(--on-dark-soft); }
.calc__big { font-family: var(--grotesk); font-weight: 700; font-size: clamp(2rem, 4.2vw, 2.9rem); line-height: 1.05; margin-top: 6px; color: var(--accent); font-variant-numeric: tabular-nums; letter-spacing: -.02em; }
.calc__rows { display: grid; gap: 11px; margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--border); }
.calc__rows > div { display: flex; justify-content: space-between; gap: 14px; font-size: .94rem; }
.calc__rows dt { color: var(--on-dark-soft); }
.calc__rows dd { font-family: var(--grotesk); font-weight: 500; font-variant-numeric: tabular-nums; }
.calc__rows-total { padding-top: 11px; border-top: 1px solid var(--border); font-weight: 700; }
.calc__rows-total dd { font-weight: 700; }
.calc__note { margin-top: 20px; font-size: .82rem; color: var(--on-dark-soft); }
.calc__result .btn { margin-top: 20px; }

/* ── 10. TENTANG ──────────────────────────────────────────────────── */
.about { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(32px, 5vw, 72px); align-items: center; }
.about__text > p { margin-top: 16px; color: var(--on-dark-soft); font-size: var(--fs-lead); max-width: 52ch; }
.ticks { display: grid; gap: 10px; margin-top: 28px; }
.ticks li { position: relative; padding-left: 30px; color: var(--on-dark-soft); }
.ticks li::before { content: ""; position: absolute; left: 0; top: .5em; width: 13px; height: 7px; border-left: 2.4px solid var(--accent); border-bottom: 2.4px solid var(--accent); transform: rotate(-45deg); }
.about__pic img { width: 100%; aspect-ratio: 8/9; object-fit: cover; border-radius: var(--r); background: linear-gradient(140deg, var(--ph-a), var(--ph-b)); }

/* ── 11. PROSES ───────────────────────────────────────────────────── */
.flow { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden; }
.flow li { background: var(--bg); padding: clamp(24px, 3vw, 34px); display: flex; flex-direction: column; gap: 9px; }
.flow__n { font-family: var(--grotesk); font-weight: 700; font-size: 1.7rem; color: var(--accent-ink); letter-spacing: -.02em; }
.flow h3 { font-family: var(--grotesk); font-weight: 600; font-size: 1.08rem; }
.flow p { font-size: .93rem; color: var(--text-soft); flex: 1; }
.flow__t { font-family: var(--grotesk); font-size: var(--fs-sm); color: var(--accent-ink); padding-top: 12px; border-top: 1px solid var(--border); }

/* ── 12. KONTAK ───────────────────────────────────────────────────── */
.contact { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(32px, 5vw, 70px); align-items: start; }
.contact__text > p { margin-top: 14px; color: var(--text-soft); max-width: 44ch; }
.addr { display: grid; gap: 14px; margin-top: 30px; }
.addr li { display: grid; gap: 2px; padding-bottom: 13px; border-bottom: 1px solid var(--border); }
.addr li > span:first-child { font-family: var(--grotesk); font-size: var(--fs-sm); letter-spacing: .1em; text-transform: uppercase; color: var(--accent-ink); }
.addr a:hover { color: var(--accent-ink); }

/* Ikon media sosial */
.social { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 26px; }
.social a { width: 42px; height: 42px; display: grid; place-items: center; border: 1px solid var(--border); border-radius: var(--r-sm); color: var(--text-soft); transition: color .2s, border-color .2s, background .2s, transform .2s; }
.social a:hover { color: var(--on-accent); background: var(--accent); border-color: var(--accent); transform: translateY(-2px); }

.form { background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--r); padding: clamp(24px, 3.4vw, 38px); display: grid; gap: 15px; }
.fld { display: grid; gap: 6px; }
.fld--2 { grid-template-columns: 1fr 1fr; gap: 14px; }
.fld--2 > div { display: grid; gap: 6px; }
.form label { font-size: var(--fs-sm); font-weight: 500; }
.form .opt { font-weight: 400; color: var(--text-soft); }
.form input, .form select, .form textarea { width: 100%; padding: 12px 14px; background: var(--bg-input); border: 1px solid var(--border); border-radius: var(--r-sm); transition: border-color .2s, box-shadow .2s; }
.form textarea { resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 26%, transparent); }
.form__status { font-family: var(--grotesk); font-size: var(--fs-sm); min-height: 1.3em; }
.form__status.is-ok  { color: #1F7A4C; }
.form__status.is-err { color: #C23A22; }

/* Peta lokasi (Google Maps embed) */
.map-embed { margin-top: clamp(32px, 4vw, 54px); border: 1px solid var(--border); border-radius: var(--r); overflow: hidden; background: var(--bg-mist); }
.map-embed iframe { display: block; width: 100%; height: clamp(280px, 42vw, 440px); border: 0; }
.map-embed figcaption { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px 20px; padding: 16px 20px; font-size: var(--fs-sm); color: var(--text-soft); background: var(--bg-panel); border-top: 1px solid var(--border); }
.map-embed .map-open { color: var(--accent-ink); font-weight: 600; font-family: var(--grotesk); }
.map-embed .map-open:hover { text-decoration: underline; }

/* Tombol WhatsApp mengambang */
.wa-float { position: fixed; right: clamp(16px, 3vw, 26px); bottom: clamp(16px, 3vw, 26px); z-index: 90;
  display: inline-flex; align-items: center; gap: 9px; padding: 12px 18px; border-radius: 100px;
  background: #25D366; color: #08331B; font-family: var(--grotesk); font-size: .9rem; font-weight: 600;
  box-shadow: 0 10px 28px rgba(37,211,102,.4); transition: transform .22s var(--ease), box-shadow .22s var(--ease); }
.wa-float:hover { transform: translateY(-2px); box-shadow: 0 14px 32px rgba(37,211,102,.5); }
.wa-float svg { flex: none; }
@media (max-width: 600px) { .wa-float { padding: 12px; } .wa-float .wa-float__txt { display: none; } }

/* ── 13. FOOTER ───────────────────────────────────────────────────── */
.foot { background: var(--surface-dark); color: var(--on-dark-soft); border-top: 1px solid var(--border); }
.foot__grid { display: grid; grid-template-columns: 1.7fr 1fr 1fr 1.1fr; gap: clamp(24px, 4vw, 46px); padding-block: clamp(44px, 6vw, 72px) 36px; }
.foot__brand .mark__txt strong { color: var(--on-dark); }
.foot__brand .mark__txt small { color: var(--accent); }
.foot__brand p { margin-top: 12px; max-width: 36ch; font-size: .92rem; }
.foot .social--foot { margin-top: 20px; }
.foot .social--foot a { width: 38px; height: 38px; border-color: rgba(255,255,255,.16); color: var(--on-dark-soft); }
.foot .social--foot a:hover { color: var(--on-accent); background: var(--accent); border-color: var(--accent); }
.foot__col { display: grid; gap: 10px; align-content: start; }
.foot__col h2 { font-family: var(--grotesk); font-size: var(--fs-sm); font-weight: 600; letter-spacing: .12em; text-transform: uppercase; color: var(--accent); margin-bottom: 3px; }
.foot__col a, .foot__col span { font-size: .92rem; transition: color .2s; }
.foot__col a:hover { color: var(--on-dark); }
.foot__base { display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; padding-block: 20px; border-top: 1px solid rgba(255,255,255,.14); font-size: var(--fs-sm); }

/* ════════════════════════════════════════════════════════════════════
   14. RESPONSIF
   ════════════════════════════════════════════════════════════════════ */
@media (max-width: 1040px) {
  .grid-svc { grid-template-columns: repeat(2, 1fr); }
  .listing  { grid-template-columns: repeat(2, 1fr); }
  .facts    { grid-template-columns: repeat(2, 1fr); }
  .flow     { grid-template-columns: repeat(2, 1fr); }
  .foot__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
  .nav {
    position: fixed; top: 76px; left: 0; right: 0;
    flex-direction: column; gap: 0; margin: 0;
    background: var(--bg); border-bottom: 1px solid var(--border);
    padding: 6px var(--gutter) 20px;
    transform: translateY(-140%); transition: transform .35s var(--ease);
    box-shadow: 0 18px 40px rgba(20,24,31,.14);
  }
  .nav.is-open { transform: translateY(0); }
  .nav a { padding-block: 14px; border-bottom: 1px solid var(--border); font-size: 1.02rem; }
  .nav a::after { display: none; }
  .burger { display: flex; }
  .top__end .btn--solid { display: none; }

  .hero__in, .calc, .about, .contact { grid-template-columns: 1fr; }
  .hero__pic { max-width: 520px; order: -1; }
  .calc__result { position: static; }
  .about__pic { max-width: 520px; }
}

@media (max-width: 600px) {
  .grid-svc { grid-template-columns: 1fr; }
  .listing  { grid-template-columns: 1fr; }
  .facts    { grid-template-columns: 1fr; }
  .flow     { grid-template-columns: 1fr; }
  .fld--2   { grid-template-columns: 1fr; }
  .foot__grid { grid-template-columns: 1fr; }
}