/* ============================================================
   SZN home care — styles
   Brand: sky-blue line-art (logo) + soft green lawn accent
   ============================================================ */

:root{
  --brand:#2E97E8;        /* logo azure */
  --brand-2:#1c7ec9;      /* deeper */
  --brand-deep:#10405f;   /* navy-ish */
  --logo-blue:#2E97E8;    /* logo house + C */
  --logo-dark:#36434c;    /* logo "are" charcoal */
  --green:#5cb27e;        /* lawn accent */
  --green-deep:#3f9266;
  --ink:#163140;          /* body text */
  --muted:#5d7585;
  --line:#d8e6ee;
  --mist:#eef6fb;
  --mist-2:#e3f0f8;
  --paper:#ffffff;
  --glass:rgba(255,255,255,.78);
  --glass-strong:rgba(255,255,255,.9);
  --shadow-sm:0 2px 10px rgba(22,72,106,.06);
  --shadow:0 14px 40px rgba(22,72,106,.12);
  --shadow-lg:0 30px 70px rgba(22,72,106,.18);
  --radius:18px;
  --radius-lg:26px;
  --maxw:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --font-head:"Outfit",system-ui,sans-serif;
  --font-body:"Inter",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:92px;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font-body);color:var(--ink);
  background:linear-gradient(180deg,#dcecf7 0%,#eef6fb 28%,#f4f9fc 60%,#e8f2f9 100%);
  background-attachment:fixed;
  line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:600;line-height:1.08;letter-spacing:-.02em;color:var(--brand-deep);margin:0}
p{margin:0}
em{font-style:normal;color:var(--brand)}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,40px)}

/* ---------- 3D background layers ---------- */
#bg-canvas{position:fixed;inset:0;width:100vw;height:100vh;z-index:0;display:block}
.bg-overlay{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:
    radial-gradient(120% 80% at 50% -10%,rgba(255,255,255,0) 40%,rgba(255,255,255,.25) 100%),
    radial-gradient(90% 60% at 50% 120%,rgba(22,72,106,.10),transparent 60%);
}
main,.footer{position:relative;z-index:2}

/* ---------- buttons ---------- */
.btn{
  --bg:var(--brand);--fg:#fff;
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  font-family:var(--font-head);font-weight:600;font-size:1rem;
  padding:.85em 1.5em;border-radius:999px;border:1.5px solid transparent;
  background:var(--bg);color:var(--fg);cursor:pointer;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .25s,color .25s;
  box-shadow:0 8px 22px rgba(46,151,232,.32);will-change:transform;
}
.btn:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(46,151,232,.42)}
.btn:active{transform:translateY(-1px)}
.btn--primary{background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%)}
.btn--ghost{background:rgba(255,255,255,.6);color:var(--brand-deep);border-color:var(--line);box-shadow:var(--shadow-sm);backdrop-filter:blur(8px)}
.btn--ghost:hover{background:#fff;box-shadow:var(--shadow)}
.btn--sm{padding:.6em 1.15em;font-size:.92rem}
.btn--block{display:flex;width:100%;margin-top:.4rem}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;padding:16px 0;transition:padding .3s var(--ease),background .3s,box-shadow .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.scrolled{background:rgba(255,255,255,.94);backdrop-filter:blur(14px) saturate(1.4);box-shadow:0 6px 24px rgba(22,72,106,.08);border-bottom-color:rgba(216,230,238,.7);padding:10px 0}
.nav__inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:inline-flex;align-items:center;gap:12px}
.logo{height:46px;width:auto;display:block;overflow:visible}
.logo--badge{height:128px}
.brand--footer{--logo-blue:#dbeefc;--logo-dark:#ffffff}
.brand--footer .logo{height:50px}
.brand__mark{color:var(--brand);width:44px;height:44px;flex:none;filter:drop-shadow(0 4px 8px rgba(46,151,232,.25))}
.brand__mark svg{width:100%;height:100%}
.brand__mark--lg{width:120px;height:120px}
.brand__word{display:flex;flex-direction:column;line-height:1.05}
.brand__name{font-family:var(--font-head);font-weight:300;font-size:1.32rem;color:var(--brand-deep);letter-spacing:.01em}
.brand__name strong{font-weight:600}
.brand__tag{font-family:var(--font-head);font-weight:400;font-size:.6rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brand);opacity:.85}
.nav__links{display:flex;align-items:center;gap:26px}
.nav__links>a{font-family:var(--font-head);font-weight:500;font-size:.98rem;color:var(--ink);position:relative;transition:color .2s}
.nav__links>a:not(.btn):not(.nav__phone)::after{content:"";position:absolute;left:0;right:100%;bottom:-6px;height:2px;background:var(--brand);transition:right .3s var(--ease)}
.nav__links>a:not(.btn):not(.nav__phone):hover{color:var(--brand)}
.nav__links>a:not(.btn):not(.nav__phone):hover::after{right:0}
.nav__phone{font-weight:600;color:var(--brand-deep)}
.nav__toggle{display:none;flex-direction:column;gap:5px;width:44px;height:44px;align-items:center;justify-content:center;background:none;border:0;cursor:pointer}
.nav__toggle span{width:24px;height:2px;background:var(--brand-deep);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.nav__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{min-height:100vh;display:flex;align-items:center;text-align:center;padding:120px 0 80px;position:relative}
.hero::before{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;background:radial-gradient(54% 56% at 50% 44%,rgba(247,251,254,.62),rgba(247,251,254,0) 72%)}
.hero__inner{margin:0 auto;max-width:880px;display:flex;flex-direction:column;align-items:center;gap:22px;position:relative;z-index:1}
.eyebrow{font-family:var(--font-head);font-weight:600;letter-spacing:.18em;text-transform:uppercase;font-size:.78rem;color:var(--brand-2)}
.hero__title{font-size:clamp(2.7rem,7vw,5.2rem);font-weight:700;letter-spacing:-.035em}
.reveal-line{display:block;overflow:hidden;padding-bottom:.04em}
.hero__sub{font-size:clamp(1.05rem,2vw,1.3rem);color:var(--muted);max-width:620px}
.hero__sub strong{color:var(--brand-deep)}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;margin-top:6px}
.hero__chips{list-style:none;display:flex;gap:20px;flex-wrap:wrap;justify-content:center;padding:0;margin:10px 0 0;font-size:.92rem;color:var(--muted);font-weight:500}
.hero__chips li{display:inline-flex;align-items:center;gap:8px}
.dot{width:8px;height:8px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px rgba(46,151,232,.18)}
.scroll-cue{position:absolute;left:50%;bottom:30px;transform:translateX(-50%);width:26px;height:42px;border:2px solid rgba(28,126,201,.5);border-radius:14px;display:flex;justify-content:center;padding-top:8px}
.scroll-cue span{width:4px;height:8px;border-radius:2px;background:var(--brand);animation:cue 1.6s var(--ease) infinite}
@keyframes cue{0%{opacity:0;transform:translateY(-4px)}40%{opacity:1}80%{opacity:0;transform:translateY(12px)}100%{opacity:0}}

/* ---------- sections ---------- */
.section{padding:clamp(70px,10vw,120px) 0;position:relative;background:rgba(245,250,253,.5)}
.section__head{max-width:760px;margin:0 auto clamp(40px,6vw,64px);text-align:center;display:flex;flex-direction:column;gap:14px}
.section__head h2,.about h2,.why h2,.contact h2{font-size:clamp(1.9rem,4vw,3rem)}
.section__lead{font-size:clamp(1.02rem,1.6vw,1.18rem);color:var(--muted)}
.section__lead strong{color:var(--brand-deep)}
.group__title{font-size:1.15rem;font-weight:600;color:var(--brand-2);text-transform:uppercase;letter-spacing:.12em;margin:8px 0 22px;display:flex;align-items:center;gap:12px}
.group__title::before{content:"";width:34px;height:2px;background:var(--brand);border-radius:2px}
.group__title--green{color:var(--green-deep);margin-top:54px}
.group__title--green::before{background:var(--green)}

/* frosted panel utility */
.card-glass{background:var(--glass-strong);backdrop-filter:blur(16px) saturate(1.3);border:1px solid rgba(255,255,255,.7);border-radius:var(--radius-lg);box-shadow:var(--shadow)}

/* ---------- cards ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards--3{grid-template-columns:repeat(3,1fr)}
.cards--4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--glass);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.65);
  border-radius:var(--radius);padding:30px 26px;box-shadow:var(--shadow-sm);
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .3s;
  transform-style:preserve-3d;will-change:transform;
}
.card:hover{box-shadow:var(--shadow-lg);border-color:rgba(46,151,232,.4)}
.card__icon{display:inline-flex;width:56px;height:56px;align-items:center;justify-content:center;border-radius:14px;background:linear-gradient(135deg,rgba(46,151,232,.14),rgba(28,126,201,.08));color:var(--brand-2);margin-bottom:18px;transition:transform .4s var(--ease)}
.card__icon svg{width:30px;height:30px}
.card:hover .card__icon{transform:translateZ(28px) scale(1.06)}
.card h4{font-size:1.22rem;margin-bottom:8px;transform:translateZ(18px)}
.card p{color:var(--muted);font-size:.97rem;transform:translateZ(10px)}
.card--green .card__icon{background:linear-gradient(135deg,rgba(92,178,126,.16),rgba(63,146,102,.08));color:var(--green-deep)}
.card--green:hover{border-color:rgba(92,178,126,.45)}

/* ---------- why ---------- */
.why__grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,64px);align-items:center}
.why__list{list-style:none;padding:0;margin:24px 0 0;display:flex;flex-direction:column;gap:16px}
.why__list li{position:relative;padding-left:34px;color:var(--muted)}
.why__list strong{color:var(--brand-deep)}
.why__list li::before{content:"";position:absolute;left:0;top:3px;width:20px;height:20px;border-radius:50%;background:var(--brand);
  -webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/14px no-repeat;
  mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/14px no-repeat;}
.why__price{padding:34px}
.why__price h3{font-size:1.4rem;margin-bottom:6px}
.why__price-sub{color:var(--muted);font-size:.95rem;margin-bottom:22px}
.bar{display:flex;flex-direction:column;gap:18px}
.bar__row{display:grid;grid-template-columns:1fr auto;grid-template-areas:"label label" "track val";column-gap:14px;row-gap:8px;align-items:center}
.bar__label{grid-area:label}
.bar__track{grid-area:track}
.bar__label{font-weight:600;font-family:var(--font-head);color:var(--ink);font-size:.95rem}
.bar__label small{display:block;font-weight:400;color:var(--muted);font-size:.8rem}
.bar__track{height:16px;border-radius:8px;background:var(--mist-2);overflow:hidden;position:relative}
.bar__fill{height:100%;border-radius:8px;width:0;transition:width 1.3s var(--ease)}
.bar__fill--market{background:linear-gradient(90deg,#b9ccd8,#9fb8c6)}
.bar__fill--szn{background:linear-gradient(90deg,var(--brand),var(--brand-2))}
.bar__val{grid-area:val;font-family:var(--font-head);font-weight:700;color:var(--muted);font-size:.98rem}
.bar__val--accent{color:var(--brand)}
.why__save{margin-top:24px;font-size:1.05rem;color:var(--ink)}
.why__save strong,.count{color:var(--brand);font-family:var(--font-head);font-weight:700}

/* ---------- calculator ---------- */
.calc{display:grid;grid-template-columns:1.45fr 1fr;gap:0;overflow:hidden;max-width:1000px;margin:0 auto}
.calc__top,.calc__services{padding:34px 36px}
.calc__top{grid-column:1;border-right:1px solid var(--line)}
.calc__services{grid-column:1;border-right:1px solid var(--line);border-top:1px solid var(--line)}
.calc__result{grid-column:2;grid-row:1 / span 2;background:linear-gradient(160deg,rgba(46,151,232,.10),rgba(28,126,201,.04));padding:34px 36px;display:flex;flex-direction:column}
.calc__sqft{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:18px}
.calc__sqft-label{font-family:var(--font-head);font-weight:600;color:var(--brand-deep)}
.calc__sqft-value{font-family:var(--font-head);font-weight:700;font-size:1.5rem;color:var(--brand)}
.calc__sqft-value small{font-size:.9rem;color:var(--muted);font-weight:500}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:8px;border-radius:6px;background:linear-gradient(90deg,var(--brand) var(--p,40%),var(--mist-2) var(--p,40%));outline:none;cursor:pointer}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:26px;height:26px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 4px 12px rgba(46,151,232,.4);cursor:grab;transition:transform .2s}
input[type=range]::-webkit-slider-thumb:active{transform:scale(1.12);cursor:grabbing}
input[type=range]::-moz-range-thumb{width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid var(--brand);box-shadow:0 4px 12px rgba(46,151,232,.4);cursor:grab}
.calc__num{margin-top:14px;width:130px;padding:8px 12px;border:1px solid var(--line);border-radius:10px;font-family:var(--font-head);font-weight:600;color:var(--brand-deep);background:#fff}
.calc__pick{font-family:var(--font-head);font-weight:600;color:var(--brand-deep);margin-bottom:14px}
.chips-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:18px}
.chip-toggle{position:relative;display:flex;align-items:center;gap:9px;padding:11px 14px;border:1.5px solid var(--line);border-radius:12px;cursor:pointer;font-size:.92rem;font-weight:500;transition:border-color .2s,background .2s,box-shadow .2s;background:rgba(255,255,255,.6)}
.chip-toggle input{position:absolute;opacity:0;pointer-events:none}
.chip-toggle span{position:relative;padding-left:26px}
.chip-toggle span::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:18px;height:18px;border:2px solid var(--line);border-radius:6px;transition:.2s}
.chip-toggle:has(input:checked){border-color:var(--brand);background:rgba(46,151,232,.08);box-shadow:0 4px 14px rgba(46,151,232,.16)}
.chip-toggle:has(input:checked) span::before{background:var(--brand);border-color:var(--brand);
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E");background-size:14px;background-position:center;background-repeat:no-repeat}
.switch{display:flex;align-items:center;gap:12px;cursor:pointer;font-size:.92rem;font-weight:500;color:var(--ink)}
.switch input{position:absolute;opacity:0}
.switch__track{width:46px;height:26px;border-radius:999px;background:var(--mist-2);position:relative;transition:background .25s;flex:none}
.switch__thumb{position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:50%;background:#fff;box-shadow:0 2px 6px rgba(0,0,0,.2);transition:transform .25s var(--ease)}
.switch input:checked + .switch__track{background:var(--green)}
.switch input:checked + .switch__track .switch__thumb{transform:translateX(20px)}
.switch__label small{color:var(--green-deep);font-weight:600}
.calc__lines{list-style:none;padding:0;margin:0 0 auto;display:flex;flex-direction:column;gap:10px}
.calc__lines li{display:flex;justify-content:space-between;font-size:.96rem;color:var(--ink);padding-bottom:10px;border-bottom:1px dashed rgba(22,72,106,.14)}
.calc__lines li span:last-child{font-family:var(--font-head);font-weight:600;color:var(--brand-deep)}
.calc__lines .surcharge{color:var(--green-deep)}
.calc__total{display:flex;justify-content:space-between;align-items:baseline;margin-top:20px;padding-top:18px;border-top:2px solid rgba(46,151,232,.3);font-family:var(--font-head);font-weight:600;color:var(--brand-deep)}
.calc__total-num{font-size:2rem;font-weight:700;color:var(--brand)}
.calc__fine{font-size:.78rem;color:var(--muted);margin:12px 0 16px;line-height:1.5}
.calc__build{padding:30px 32px;border-right:1px solid var(--line)}
.calc__summary{padding:30px 32px;background:linear-gradient(160deg,rgba(46,151,232,.10),rgba(28,126,201,.04));display:flex;flex-direction:column;justify-content:center}
.svc-list{display:flex;flex-direction:column;margin-top:16px}
.svc{padding:14px 0;border-bottom:1px dashed rgba(22,72,106,.12)}
.svc:last-child{border-bottom:0}
.svc__row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:14px}
.svc__name{font-family:var(--font-head);font-weight:600;color:var(--brand-deep);font-size:1rem;line-height:1.25}
.svc__name small{display:block;font-weight:500;color:var(--muted);font-size:.76rem}
.svc__price{font-family:var(--font-head);font-weight:700;color:var(--brand);font-size:1.1rem;min-width:62px;text-align:right}
.svc__toggle{position:relative;width:26px;height:26px;flex:none}
.svc__toggle input{position:absolute;inset:0;width:100%;height:100%;opacity:0;cursor:pointer;margin:0}
.svc__toggle span{position:absolute;inset:0;border:2px solid var(--line);border-radius:8px;transition:.2s;pointer-events:none}
.svc__toggle input:checked + span{background:var(--brand);border-color:var(--brand);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E");background-size:16px;background-position:center;background-repeat:no-repeat}
.svc__range{display:flex;align-items:center;gap:14px;margin-top:12px;padding-left:40px}
.svc__range input[type=range]{flex:1}
.svc__amount{display:flex;align-items:baseline;gap:5px;min-width:104px;justify-content:flex-end;white-space:nowrap}
.svc__num{width:64px;text-align:right;font-family:var(--font-head);font-weight:700;font-size:.92rem;color:var(--brand-deep);background:transparent;border:none;border-bottom:1.5px solid var(--line);padding:1px 0;transition:border-color .2s;-moz-appearance:textfield}
.svc__num::-webkit-outer-spin-button,.svc__num::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.svc__num:focus{outline:none;border-bottom-color:var(--brand)}
.svc__unit{font-family:var(--font-head);font-weight:600;color:var(--muted);font-size:.8rem}
.calc--green .svc__num{color:var(--green-deep)}
.calc--green .svc__num:focus{border-bottom-color:var(--green)}
.svc--off{opacity:.5}
.svc--off .svc__range,.svc--off .svc__dirty,.svc--off .svc__seg{display:none}
.svc__dirty{display:inline-flex;align-items:center;margin-top:10px;margin-left:40px;cursor:pointer;user-select:none}
.svc__dirty input{position:absolute;opacity:0;width:0;height:0}
.svc__dirty span{display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border:1.5px solid var(--line);border-radius:999px;font-size:.8rem;font-weight:600;color:var(--muted);transition:.2s}
.svc__dirty span::before{content:"";width:13px;height:13px;border:2px solid var(--line);border-radius:4px;transition:.2s;flex:none}
.svc__dirty input:checked + span{border-color:var(--green);color:var(--green-deep);background:rgba(92,178,126,.12)}
.svc__dirty input:checked + span::before{background:var(--green);border-color:var(--green);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E");background-size:11px;background-position:center;background-repeat:no-repeat}
.svc__dirty em{font-style:normal;color:var(--green-deep)}
.calc__summary-hint{font-size:.85rem;color:var(--muted);margin-bottom:18px;line-height:1.5}
.calc__summary-hint strong{color:var(--green-deep)}
.svc__seg{display:flex;gap:6px;margin-top:12px;margin-left:40px;flex-wrap:wrap}
.svc__seg button{font-family:var(--font-head);font-weight:600;font-size:.78rem;padding:5px 13px;border:1.5px solid var(--line);border-radius:999px;background:rgba(255,255,255,.6);color:var(--muted);cursor:pointer;transition:.2s}
.svc__seg button:hover{border-color:var(--green)}
.svc__seg button.on{background:var(--green);border-color:var(--green);color:#fff}
.calc--green{margin-top:18px}
.calc--green.card-glass{background:linear-gradient(150deg,rgba(92,178,126,.12),rgba(255,255,255,.9));border-color:rgba(92,178,126,.5)}
.calc.card-glass:not(.calc--green){background:linear-gradient(150deg,rgba(46,151,232,.12),rgba(255,255,255,.9));border-color:rgba(46,151,232,.5)}
.calc--green .calc__summary{background:linear-gradient(160deg,rgba(92,178,126,.14),rgba(63,146,102,.05))}
.calc--green .svc__price{color:var(--green-deep)}
.calc--green .calc__total,.calc--green .calc__total-num{color:var(--green-deep)}
.calc--green .calc__total{border-top-color:rgba(92,178,126,.4)}
.calc--green .svc__toggle input:checked + span{background:var(--green);border-color:var(--green)}
.calc--green input[type=range]{background:linear-gradient(90deg,var(--green) var(--p,40%),var(--mist-2) var(--p,40%))}
.calc--green input[type=range]::-webkit-slider-thumb{border-color:var(--green)}
.calc--green input[type=range]::-moz-range-thumb{border-color:var(--green)}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:9px 14px}
.chk{display:flex;align-items:center;cursor:pointer;font-size:.9rem;font-weight:500;color:var(--ink)}
.chk input{position:absolute;width:0;height:0;opacity:0}
.chk span{position:relative;padding-left:27px;line-height:1.25}
.chk span::before{content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);width:18px;height:18px;border:2px solid var(--line);border-radius:6px;transition:.2s}
.chk input:checked + span::before{background:var(--brand);border-color:var(--brand);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='white' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E");background-size:13px;background-position:center;background-repeat:no-repeat}
.chk input:focus-visible + span::before{outline:2px solid var(--brand);outline-offset:2px}
.svc--off .svc__price{color:var(--muted)}

/* ---------- process ---------- */
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:s}
.step{background:var(--glass);backdrop-filter:blur(12px);border:1px solid rgba(255,255,255,.65);border-radius:var(--radius);padding:36px 28px 30px;position:relative;box-shadow:var(--shadow-sm);transition:transform .4s var(--ease),box-shadow .4s var(--ease);transform-style:preserve-3d}
.step:hover{box-shadow:var(--shadow-lg)}
.step__num{display:inline-flex;width:48px;height:48px;align-items:center;justify-content:center;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-family:var(--font-head);font-weight:700;font-size:1.3rem;margin-bottom:18px;box-shadow:0 8px 20px rgba(46,151,232,.35);transform:translateZ(24px)}
.step h4{font-size:1.2rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.97rem}

/* ---------- about ---------- */
.about__grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(30px,5vw,70px);align-items:center}
.about__media{display:flex;justify-content:center}
.about__badge{aspect-ratio:1;width:min(360px,80%);border-radius:28px;background:linear-gradient(150deg,rgba(46,151,232,.16),rgba(28,126,201,.06));border:1px solid rgba(255,255,255,.7);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;box-shadow:var(--shadow);color:var(--brand)}
.about__badge p{font-family:var(--font-head);text-align:center;color:var(--brand-deep);font-size:1.1rem;line-height:1.3}
.about__badge strong{color:var(--brand);font-weight:700}
.about__copy{display:flex;flex-direction:column;gap:16px}
.about__copy p{color:var(--muted)}
.about__copy strong{color:var(--brand-deep)}
.about__sign{font-family:var(--font-head);font-weight:600;color:var(--brand)!important;font-size:1.1rem}
.about__scene{position:relative;aspect-ratio:1/1;width:min(420px,92%);border-radius:28px;overflow:hidden;background:linear-gradient(155deg,#eef6fc,#d4e7f6);border:1px solid rgba(255,255,255,.75);box-shadow:var(--shadow)}
#about-canvas{width:100%;height:100%;display:block}
.about__scene-tag{position:absolute;left:0;right:0;bottom:0;padding:16px 18px 14px;font-family:var(--font-head);font-weight:600;font-size:.82rem;color:var(--brand-deep);background:linear-gradient(0deg,rgba(255,255,255,.94),rgba(255,255,255,.5) 60%,rgba(255,255,255,0));text-align:center}

/* ---------- service area ---------- */
.area__inner{text-align:center;max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:18px;align-items:center}
.area__towns{list-style:none;padding:0;margin:14px 0;display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.area__towns li{padding:10px 20px;border-radius:999px;background:var(--glass);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.7);font-family:var(--font-head);font-weight:500;color:var(--brand-deep);box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s,color .2s}
.area__towns li:hover{transform:translateY(-3px);color:var(--brand);box-shadow:var(--shadow)}
.area__note{color:var(--muted)}
.area__note a{color:var(--brand);font-weight:600;border-bottom:1px solid currentColor}

/* ---------- contact ---------- */
.contact__grid{display:grid;grid-template-columns:1fr 1.05fr;gap:clamp(30px,5vw,60px);align-items:start}
.contact__copy{display:flex;flex-direction:column;gap:16px;position:sticky;top:110px}
.contact__direct{margin-top:10px}
.contact__phone{display:inline-flex;align-items:center;gap:16px;padding:16px 22px;border-radius:var(--radius);background:var(--glass-strong);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.7);box-shadow:var(--shadow-sm);transition:transform .3s var(--ease),box-shadow .3s}
.contact__phone:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.contact__phone-ico{width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.3rem}
.contact__phone small{display:block;color:var(--muted);font-size:.82rem}
.contact__phone strong{font-family:var(--font-head);font-size:1.35rem;color:var(--brand-deep)}
.contact__hours{color:var(--muted);font-size:.9rem;margin-top:12px}
.contact__form{padding:32px}
.field{margin-bottom:16px;display:flex;flex-direction:column;gap:6px}
.field label{font-family:var(--font-head);font-weight:500;font-size:.9rem;color:var(--brand-deep)}
.field input,.field select,.field textarea{font-family:var(--font-body);font-size:1rem;color:var(--ink);padding:12px 14px;border:1.5px solid var(--line);border-radius:12px;background:rgba(255,255,255,.8);transition:border-color .2s,box-shadow .2s;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(46,151,232,.16)}
.field textarea{resize:vertical}
.form__status{font-size:.92rem;font-weight:500;margin-top:10px;min-height:1.2em}
.form__status.ok{color:var(--green-deep)}
.form__status.err{color:#c0563f}

/* ---------- footer ---------- */
.footer{margin-top:40px;background:linear-gradient(180deg,rgba(22,72,106,.96),rgba(16,55,80,.98));color:rgba(255,255,255,.85);padding:56px 0 28px}
.footer__inner{display:flex;flex-wrap:wrap;gap:30px;justify-content:space-between;align-items:flex-start;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.14)}
.brand--footer .brand__mark{color:#fff}
.brand--footer .brand__name{color:#fff}
.brand--footer .brand__tag{color:rgba(255,255,255,.7)}
.footer__nav{display:flex;gap:24px;flex-wrap:wrap}
.footer__nav a:hover{color:#fff}
.footer__contact{display:flex;flex-direction:column;gap:4px;text-align:right}
.footer__contact a{font-family:var(--font-head);font-weight:600;font-size:1.2rem;color:#fff}
.footer__base{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:22px;font-size:.84rem;color:rgba(255,255,255,.6)}

/* ---------- reveal (only active when JS+GSAP ready) ---------- */
.reveal-on [data-reveal],.reveal-on [data-reveal-group]>*{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal-on [data-reveal].is-in,.reveal-on [data-reveal-group]>*.is-in{opacity:1;transform:none}
.reveal-line>[data-reveal]{display:inline-block}

/* ---------- responsive ---------- */
@media (max-width:991px){
  .nav__links{position:fixed;inset:0 0 auto;top:0;flex-direction:column;justify-content:center;gap:28px;height:100vh;background:rgba(255,255,255,.97);backdrop-filter:blur(18px);transform:translateX(100%);transition:transform .45s var(--ease);font-size:1.3rem;padding:0 30px}
  .nav__links.open{transform:translateX(0)}
  .nav__toggle{display:flex;z-index:5}
  .why__grid,.about__grid,.contact__grid{grid-template-columns:1fr}
  .cards--4{grid-template-columns:repeat(2,1fr)}
  .about__media{order:-1}
  .contact__copy{position:static}
  .calc{grid-template-columns:1fr}
  .calc__build{border-right:0;border-bottom:1px solid var(--line)}
}
@media (max-width:767px){
  .cards,.cards--3,.cards--4,.steps{grid-template-columns:1fr}
  .brand__tag{display:none}
  .footer__inner{flex-direction:column}
  .footer__contact{text-align:left}
  .hero{padding-top:140px}
}
@media (max-width:479px){
  .chips-grid{grid-template-columns:1fr}
  .hero__chips{gap:12px;flex-direction:column}
  .calc__total-num{font-size:1.7rem}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
}