/* ===== products (extracted from products.html) ===== */
:root{
    --brand:#264F47;
    --brand-lit:#2F6159;
    --brand-deep:#1B3A34;
    --brand-lift:#5A9E90;

    --ink:#0F1714;
    --ink-2:#5B6863;
    --ink-3:#8A9691;
    --accent:#2F6159;

    --brand-on-dark:#5A9E90;
    --silver:#C9C9C9;
    --white:#F5F7F6;
    --muted:#A8B5B0;

    --bg-900:#FFFFFF;
    --bg-800:#F5F7F6;
    --bg-700:#FFFFFF;
    --bg-600:#EDF1EF;

    --line-1:rgba(15,23,20,.08);
    --line-2:rgba(15,23,20,.14);
    --line-3:rgba(15,23,20,.26);
    --line-dark-1:rgba(201,201,201,.10);
    --line-dark-2:rgba(201,201,201,.20);

    --dark:#0B1512;
    --shell:1240px;
    --gut:clamp(20px,4.2vw,44px);
    --nav-h:76px;
    --sect:clamp(64px,8vw,112px);

    --r-xs:8px;
    --r-sm:14px;
    --r-lg:32px;

    --ease:cubic-bezier(.22,.61,.36,1);
    --ease-out:cubic-bezier(.16,1,.3,1);
    --ease-soft:cubic-bezier(.4,0,.2,1);

    --sans:system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;
    --display:system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;
    --num:system-ui,-apple-system,'Segoe UI',Roboto,'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;
  }

  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{margin:0;font-family:var(--sans);background:var(--bg-900);color:var(--ink);
    font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
  a{text-decoration:none;color:inherit}
  img,video,svg{display:block;max-width:100%}
  img{height:auto}
  em,address{font-style:normal}
  button{font-family:inherit}
  h1,h2,h3,h4,p{margin:0}
  ::selection{background:var(--brand);color:#FFFFFF}
  :focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}

  .shell{width:100%;max-width:none;margin-inline:auto;padding-inline:var(--gut)}
  @media (min-width:1440px){.shell{width:85vw}}
  .skip{position:absolute;left:var(--gut);top:-70px;z-index:200;padding:12px 20px;border-radius:var(--r-xs);
    background:var(--dark);color:#FFFFFF;font-weight:500;transition:top .3s var(--ease)}
  .skip:focus{top:14px}
  .idx-visually-hidden{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

  /* =========================================================== BUTTON */
  .idx-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
    min-height:54px;padding:0 30px;border-radius:999px;overflow:hidden;isolation:isolate;
    font-family:var(--sans);font-weight:500;font-size:.9375rem;letter-spacing:.012em;white-space:nowrap;
    transition:transform .5s var(--ease-out),box-shadow .5s var(--ease),background-color .35s var(--ease),
               border-color .35s var(--ease),color .35s var(--ease)}
  .idx-btn span{position:relative;z-index:2;display:inline-flex;align-items:center;gap:10px}
  .idx-btn span::after{content:'';position:absolute;left:0;right:0;bottom:-3px;height:1px;background:currentColor;
    transform:scaleX(0);transform-origin:0 50%;opacity:.7;transition:transform .5s var(--ease-out)}
  .idx-btn:hover span::after{transform:scaleX(1)}
  .idx-btn::before{content:'';position:absolute;inset:0;z-index:1;border-radius:inherit;
    background:linear-gradient(105deg,transparent 32%,rgba(255,255,255,.16) 48%,transparent 64%);
    transform:translateX(-120%);transition:transform .9s var(--ease-out)}
  .idx-btn:hover::before{transform:translateX(120%)}
  .idx-btn:active{transform:scale(.98)}
  .idx-btn--brand{background:var(--brand);color:#FFFFFF;box-shadow:0 10px 24px -16px rgba(38,79,71,.75)}
  .idx-btn--brand:hover{background:var(--brand-lit);box-shadow:0 18px 40px -16px rgba(38,79,71,.8),0 0 0 1px rgba(38,79,71,.22)}
  .idx-btn--ghost{border:1px solid var(--line-3);color:var(--ink)}
  .idx-btn--ghost:hover{border-color:var(--brand);background:rgba(38,79,71,.06);box-shadow:0 12px 28px -18px rgba(38,79,71,.5)}
  .idx-btn--sm{min-height:44px;padding:0 22px;font-size:.875rem}
  .index-nav .idx-btn--ghost{border-color:var(--line-dark-2);color:#FFFFFF}
  .index-nav .idx-btn--ghost:hover{border-color:#FFFFFF;background:rgba(245,247,246,.12);box-shadow:none}

  /* ============================================================= NAV */
  .index-nav{position:fixed;top:0;left:0;right:0;z-index:100;height:var(--nav-h);display:flex;align-items:center}
  .index-nav__bg{position:absolute;inset:0;background:rgba(11,21,18,.94);
    -webkit-backdrop-filter:blur(18px) saturate(140%);backdrop-filter:blur(18px) saturate(140%);
    border-bottom:1px solid var(--line-dark-2);opacity:1;transition:opacity .45s var(--ease)}
  .index-nav.is-scrolled .index-nav__bg{opacity:1;background:var(--dark)}
  .index-nav__in{position:relative;z-index:1;width:100%;max-width:none;margin-inline:auto;
  padding-inline:var(--gut);display:flex;align-items:center;gap:28px}
  @media (min-width:1440px){.index-nav__in{width:85vw}}
  .index-brand{display:flex;align-items:center;gap:13px;flex:none}
  .index-brand img{height:32px;width:auto}
  .index-brand__txt{display:flex;flex-direction:column;line-height:1.06}
  .index-brand__txt b{font-family:var(--display);font-weight:700;font-size:.98rem;letter-spacing:.09em;color:var(--white)}
  .index-brand__txt i{font-family:var(--num);font-weight:600;font-size:.66rem;letter-spacing:.42em;
    text-transform:uppercase;color:var(--brand-on-dark);padding-left:.1em}
  .index-nav__links{display:flex;align-items:center;gap:6px;margin-left:auto}
  .index-nav__links a{position:relative;padding:9px 15px;border-radius:999px;font-size:.9rem;font-weight:400;
    color:var(--muted);transition:color .3s var(--ease),background-color .3s var(--ease)}
  .index-nav__links a::after{content:'';position:absolute;left:15px;right:15px;bottom:4px;height:1px;
    background:#FFFFFF;transform:scaleX(0);transform-origin:0 50%;transition:transform .42s var(--ease-out)}
  .index-nav__links a:hover{color:#FFFFFF}
  .index-nav__links a:hover::after,.index-nav__links a.is-active::after{transform:scaleX(1)}
  .index-nav__links a.is-active{color:#FFFFFF}
  .index-nav__act{display:flex;align-items:center;gap:12px;flex:none}
  .index-burger{display:none;width:46px;height:46px;border:1px solid var(--line-dark-2);border-radius:var(--r-sm);
    position:relative;background:transparent;transition:border-color .3s var(--ease),background-color .3s var(--ease)}
  .index-burger:hover{border-color:#FFFFFF;background:rgba(201,201,201,.12)}
  .index-burger i{position:absolute;left:50%;width:18px;height:1.4px;margin-left:-9px;background:#FFFFFF;
    border-radius:2px;transition:transform .45s var(--ease-out),opacity .3s var(--ease)}
  .index-burger i:nth-child(1){top:19px}
  .index-burger i:nth-child(2){top:25px}
  .is-menu .index-burger i:nth-child(1){transform:translateY(3px) rotate(45deg)}
  .is-menu .index-burger i:nth-child(2){transform:translateY(-3px) rotate(-45deg)}
  .index-drawer{position:fixed;inset:0;z-index:99;background:rgba(11,21,18,.97);
    -webkit-backdrop-filter:blur(22px);backdrop-filter:blur(22px);display:flex;flex-direction:column;
    justify-content:center;padding:calc(var(--nav-h) + 24px) var(--gut) 42px;
    opacity:0;visibility:hidden;transition:opacity .45s var(--ease),visibility .45s}
  .is-menu .index-drawer{opacity:1;visibility:visible}
  .index-drawer nav{display:flex;flex-direction:column}
  .index-drawer a{font-family:var(--display);font-weight:700;font-size:clamp(1.9rem,8vw,2.8rem);
    letter-spacing:-.02em;color:#FFFFFF;padding:16px 0;border-bottom:1px solid var(--line-dark-1);
    opacity:0;transform:translateY(22px);transition:opacity .6s var(--ease-out),transform .6s var(--ease-out),color .3s}
  .is-menu .index-drawer a{opacity:1;transform:none;transition-delay:calc(var(--i,0)*70ms + 90ms)}
  .index-drawer a:hover{color:var(--brand-on-dark)}
  .index-drawer__foot{margin-top:34px;display:flex;flex-direction:column;gap:8px;color:var(--muted);font-size:.875rem}
  .index-drawer__foot a{font-family:var(--sans);font-weight:400;font-size:.9375rem;border:0;padding:0;color:var(--brand-on-dark)}

  /* ========================================================= PRODUCTS HERO */
  .pr-hero{background:linear-gradient(180deg,#2c5a52 0%,#264F47 100%);padding:calc(var(--nav-h) + clamp(72px,9vw,128px)) 0 clamp(40px,5vw,64px);
    text-align:center}
  .pr-hero__eyebrow{display:inline-flex;align-items:center;gap:11px;font-family:var(--num);font-weight:600;
    font-size:.72rem;letter-spacing:.22em;text-transform:uppercase;color:rgba(255,255,255,.85)}
  .pr-hero__eyebrow::before{content:'';width:24px;height:1px;background:currentColor}
  .pr-hero__title{margin:22px auto 0;max-width:18ch;font-family:var(--display);font-weight:700;
    font-size:clamp(2rem,4.3vw,3.35rem);line-height:1.06;letter-spacing:-.025em;color:#FFFFFF}
  .pr-hero__sub{margin:18px auto 0;max-width:60ch;font-size:1.0625rem;line-height:1.66;color:rgba(255,255,255,.82)}

  /* =================================================== FILTER + GRID */
  .pr-section{background:linear-gradient(180deg,#FFFFFF 0%,#E9F1ED 100%);padding:clamp(48px,5.4vw,80px) 0 clamp(64px,7vw,96px);scroll-margin-top:var(--nav-h)}
  .pr-filter{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:clamp(34px,4vw,52px)}
  .pf-pill{display:inline-flex;align-items:center;justify-content:center;padding:10px 22px;border-radius:999px;
    border:1px solid var(--line-2);background:transparent;color:var(--ink);font-family:var(--sans);font-size:.875rem;
    font-weight:500;cursor:pointer;text-decoration:none;transition:background-color .35s var(--ease),border-color .35s var(--ease),
               color .35s var(--ease),transform .35s var(--ease-out)}
  .pf-pill:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
  .pf-pill.is-active{background:var(--brand);border-color:var(--brand);color:#FFFFFF}
  .pf-pill.is-active:hover{background:var(--brand-lit);border-color:var(--brand-lit);color:#FFFFFF}

  .pr-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:32px;scroll-margin-top:calc(var(--nav-h) + 24px)}
  .pf-card{display:flex;flex-direction:column;background:#FFFFFF;border:1px solid rgba(15,23,20,.08);border-radius:24px;
    overflow:hidden;transition:transform .5s var(--ease-out),box-shadow .5s var(--ease),border-color .4s var(--ease)}
  .pf-card:hover{transform:translateY(-4px);box-shadow:0 20px 40px -30px rgba(15,23,20,.3);border-color:rgba(15,23,20,.14)}
  .pf-media{aspect-ratio:16 / 10;background:#E8ECEA;display:flex;align-items:center;justify-content:center;
    color:var(--ink-3);font-family:var(--num);font-weight:600;font-size:.9rem;letter-spacing:.08em;text-transform:uppercase}
  .pf-media img{display:block;width:100%;height:100%;object-fit:cover}
  .pf-media__link{display:block;width:100%;height:100%;cursor:pointer}
  .pf-media__link img{transition:transform .6s var(--ease-out)}
  .pf-card:hover .pf-media__link img{transform:scale(1.04)}
  .pf-divider{height:1px;background:rgba(38,79,71,.12);width:100%}
  .pf-body{padding:24px;display:flex;flex-direction:column;flex:1}
  .pf-cat{font-family:var(--num);font-weight:700;font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--brand)}
  .pf-title{margin-top:10px;font-family:var(--display);font-weight:700;font-size:1.12rem;line-height:1.25;color:var(--ink)}
  .pf-desc{margin-top:10px;font-size:.88rem;line-height:1.6;color:var(--ink-2)}
  .pf-more{margin-top:auto;padding-top:18px;display:inline-flex;align-items:center;gap:8px;font-size:.85rem;
    font-weight:500;color:var(--ink);transition:color .3s var(--ease)}
  .pf-more svg{width:15px;height:15px;fill:currentColor;stroke:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;
    transition:transform .45s var(--ease-out)}
  .pf-card:hover .pf-more svg{transform:translateX(5px)}
  .pf-more:hover{color:var(--brand)}
  .pf-card[hidden]{display:none}

  /* empty state */
  .pr-empty{display:none;text-align:center;padding:58px 24px;color:var(--ink-2);
    background:rgba(255,255,255,.72);border:1px dashed var(--line-2);border-radius:24px;font-size:.95rem}
  .pr-empty.is-on{display:block}
  .pr-grid[hidden]{display:none}

  /* ============================================================ PAGER */
  .pr-pager{margin-top:clamp(36px,4.4vw,56px);display:flex;justify-content:center;align-items:center;
    gap:10px;flex-wrap:wrap}
  .pr-pager[hidden]{display:none}
  .pr-pager__btn,.pr-pager__num{display:inline-flex;align-items:center;justify-content:center;
    min-width:44px;height:44px;padding:0 12px;border-radius:999px;border:1px solid var(--line-2);
    background:transparent;color:var(--ink);font-family:var(--sans);font-size:.875rem;font-weight:500;
    cursor:pointer;transition:background-color .35s var(--ease),border-color .35s var(--ease),
               color .35s var(--ease),transform .35s var(--ease-out)}
  .pr-pager__btn:hover,.pr-pager__num:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-1px)}
  .pr-pager__num.is-active{background:var(--brand);border-color:var(--brand);color:#FFFFFF}
  .pr-pager__num.is-active:hover{background:var(--brand-lit);border-color:var(--brand-lit);color:#FFFFFF}
  .pr-pager__btn svg{width:14px;height:14px;fill:currentColor;stroke:none;stroke-width:1.8;
    stroke-linecap:round;stroke-linejoin:round}
  .pr-pager__btn[disabled],.pr-pager__num[disabled]{opacity:.35;pointer-events:none}
  .pr-pager__nums{display:flex;align-items:center;gap:8px;flex-wrap:wrap;justify-content:center}

  /* ============================================================ CTA */
  .pr-cta{background:var(--bg-900);padding:clamp(56px,6vw,88px) 0 var(--sect);text-align:center;scroll-margin-top:var(--nav-h)}
  .pr-cta__btn{display:inline-flex;align-items:center;gap:10px;padding:16px 36px;border:0;border-radius:999px;
    background:var(--brand);color:#FFFFFF;font-family:var(--sans);font-weight:600;font-size:1rem;cursor:pointer;
    transition:background-color .35s var(--ease),transform .35s var(--ease-out),box-shadow .35s var(--ease)}
  .pr-cta__btn:hover{background:var(--brand-lit);transform:translateY(-2px);box-shadow:0 16px 34px -16px rgba(38,79,71,.7)}
  .pr-cta__btn:active{transform:scale(.98)}
  .pr-cta__btn svg{width:16px;height:16px;fill:currentColor;stroke:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;
    transition:transform .45s var(--ease-out)}
  .pr-cta__btn:hover svg{transform:translateX(4px)}
  .pr-cta__note{margin:18px auto 0;max-width:48ch;font-size:.92rem;line-height:1.6;color:var(--ink-2)}

  /* ========================================================= FOOTER */
  .index-footer{position:relative;background:var(--dark);border-top:1px solid var(--line-dark-1);
    padding:clamp(64px,7vw,104px) 0 34px;scroll-margin-top:var(--nav-h)}
  .index-footer__top{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
    gap:clamp(34px,4vw,58px)}
  .index-footer__brand{display:flex;align-items:center;gap:13px}
  .index-footer__brand img{height:40px;width:auto}
  .index-footer__brand b{font-family:var(--display);font-weight:700;font-size:1.16rem;letter-spacing:.1em;color:var(--white)}
  .index-footer__brand i{display:block;font-family:var(--num);font-weight:600;font-size:.66rem;letter-spacing:.42em;
    text-transform:uppercase;color:var(--brand-lift);padding-left:.1em;margin-top:2px}
  .index-footer__desc{margin-top:22px;max-width:38ch;font-size:.92rem;line-height:1.72;color:var(--muted)}
  .index-social{margin-top:26px;display:flex;gap:10px}
  .index-social a{display:flex;width:42px;height:42px;align-items:center;justify-content:center;
    border:1px solid var(--line-dark-2);border-radius:var(--r-xs);color:var(--muted);
    transition:color .35s var(--ease),border-color .35s var(--ease),background-color .35s var(--ease),transform .45s var(--ease-out)}
  .index-social a:hover{color:#FFFFFF;border-color:rgba(201,201,201,.45);background:rgba(201,201,201,.10);transform:translateY(-3px)}
  .index-social svg{width:18px;height:18px;fill:currentColor;stroke:none;stroke-width:1.35;stroke-linecap:round;stroke-linejoin:round}
  .index-footer h4{font-family:var(--num);font-weight:600;font-size:.72rem;letter-spacing:.2em;
    text-transform:uppercase;color:var(--brand-on-dark)}
  .index-footer__links{margin-top:20px;display:grid;gap:12px}
  .index-footer__links a{font-size:.92rem;color:var(--muted);transition:color .3s var(--ease),transform .4s var(--ease-out);display:inline-block}
  .index-footer__links a:hover{color:var(--silver);transform:translateX(4px)}
  .index-footer__links li{display:flex}
  .index-footer address{margin-top:20px;display:grid;gap:12px;font-size:.92rem;color:var(--muted)}
  .index-footer address a{color:var(--silver);transition:color .3s var(--ease)}
  .index-footer address a:hover{color:var(--white)}
  .index-footer__note{margin-top:20px;font-size:.78rem;line-height:1.6;color:rgba(168,181,176,.72)}
  .index-footer__bot{margin-top:clamp(46px,5vw,70px);padding-top:26px;border-top:1px solid var(--line-dark-1);
    display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;font-size:.82rem;color:var(--muted)}
  .index-footer__bot ul{display:flex;gap:22px;flex-wrap:wrap;list-style:none;margin:0;padding:0}
  .index-footer__bot a{transition:color .3s var(--ease)}
  .index-footer__bot a:hover{color:var(--silver)}
  .index-top{display:inline-flex;align-items:center;gap:9px;transition:color .3s var(--ease)}
  .index-top svg{width:14px;height:14px;fill:currentColor;stroke:none;stroke-width:1.6;transition:transform .4s var(--ease-out)}
  .index-top:hover{color:var(--silver)}
  .index-top:hover svg{transform:translateY(-3px)}

  /* ===================================================== RESPONSIVE */
  @media (max-width:992px){
    :root{--nav-h:70px}
    .index-nav__links,.index-nav__act .idx-btn{display:none}
    .index-burger{display:block}
    .pr-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
    .index-footer__top{grid-template-columns:repeat(2,minmax(0,1fr))}
    .index-footer__brandcol{grid-column:1 / -1}
  }
  @media (max-width:768px){
  .pr-grid{grid-template-columns:minmax(0,1fr)}
  .pf-pill{font-size:.9rem;min-height:44px}
  .index-footer__top{grid-template-columns:minmax(0,1fr)}
  .index-footer__brandcol{grid-column:auto}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto}
  }

  /* small screen: full-bleed product grid + side teal strips */
  @media (max-width:768px){
    .pr-grid{position:relative;margin-inline:calc(-1 * var(--gut))}
    .pr-grid::before,.pr-grid::after{content:"";position:absolute;top:0;bottom:0;width:3px;background:var(--brand);z-index:4;pointer-events:none}
    .pr-grid::before{left:0}
    .pr-grid::after{right:0}
  }