:root{
  --teal:#008484;--teal-bright:#00A99D;--teal-deep:#053C3A;
  --ink:#04201F;--ink-2:#072B29;--gold:#FCB418;--gold-soft:#FFD673;
  --cloud:#F1F6F4;--paper:#FFFFFF;--line:#E2ECEA;--muted:#5C6F6D;--ink-text:#0B2422;
  --shadow:0 24px 60px -28px rgba(4,32,31,.30);--shadow-sm:0 10px 28px -16px rgba(4,32,31,.28);
  --r:18px;--maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;color:var(--ink-text);background:var(--paper);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;letter-spacing:-.02em;line-height:1.1}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
.eyebrow{font-family:'Space Mono',monospace;font-size:.72rem;font-weight:700;letter-spacing:.28em;text-transform:uppercase;color:var(--teal);display:inline-flex;align-items:center;gap:10px}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--gold)}
.eyebrow.on-dark{color:var(--gold-soft)}

.btn{display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:.95rem;padding:13px 24px;border-radius:999px;cursor:pointer;border:1.5px solid transparent;transition:transform .25s cubic-bezier(.2,.7,.2,1),box-shadow .25s,background .25s,color .25s;white-space:nowrap;font-family:'Inter'}
.btn .arrow{transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.btn:hover .arrow{transform:translateX(4px) translateY(-2px)}
.btn-primary{background:var(--gold);color:#3a2a00;box-shadow:0 12px 30px -12px rgba(252,180,24,.7)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 38px -12px rgba(252,180,24,.8)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08);transform:translateY(-2px)}

/* nav */
header.nav{position:fixed;top:0;left:0;right:0;z-index:100;transition:background .35s,box-shadow .35s,padding .35s;padding:18px 0}
header.nav.scrolled{background:rgba(255,255,255,.86);backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--line);padding:10px 0}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{position:relative;display:inline-flex;align-items:center;line-height:0}
.brand img{height:clamp(34px,4.4vw,46px);width:auto;display:block;transition:height .35s,opacity .35s}
.brand .logo-dark{position:absolute;left:0;top:50%;transform:translateY(-50%);opacity:0}
.scrolled .brand img{height:clamp(30px,3.6vw,38px)}
.scrolled .brand .logo-light{opacity:0}
.scrolled .brand .logo-dark{opacity:1}
.nav-links{display:flex;align-items:center;gap:34px}
.nav-links a{font-size:.93rem;font-weight:500;color:rgba(255,255,255,.9);position:relative;transition:color .3s}
.scrolled .nav-links a{color:var(--ink-text)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;background:var(--gold);transition:width .3s}
.nav-links a:hover::after,.nav-links a.active::after{width:100%}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff}
.scrolled .nav-links a:hover,.scrolled .nav-links a.active{color:var(--teal)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-cta .btn{padding:11px 22px}
.scrolled .nav-cta .btn-ghost{color:var(--teal-deep);border-color:var(--line)}
.scrolled .nav-cta .btn-ghost:hover{border-color:var(--teal);background:transparent}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px}
.hamburger span{width:24px;height:2px;background:#fff;transition:.3s;border-radius:2px}
.scrolled .hamburger span{background:var(--ink-text)}
.hamburger.active span{background:#fff}
.hamburger.active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* page header */
.page-head{position:relative;color:#fff;overflow:hidden;padding:160px 0 80px;
  background:radial-gradient(900px 460px at 80% -20%,rgba(0,169,157,.30),transparent 60%),linear-gradient(160deg,var(--ink),var(--ink-2) 55%,var(--teal-deep));}
.page-head .traj{position:absolute;inset:0;width:100%;height:100%;opacity:.45;pointer-events:none}
.page-head .traj path{fill:none;stroke:var(--gold);stroke-width:2;stroke-dasharray:6 10}
.crumb{font-size:.85rem;color:rgba(232,245,243,.6);margin-bottom:20px;display:flex;gap:8px;align-items:center}
.crumb a:hover{color:var(--gold-soft)}
.crumb .sep{opacity:.5}
.page-head h1{font-size:clamp(2.3rem,5.2vw,3.6rem);font-weight:700;margin:16px 0 16px}
.page-head h1 .em{color:var(--gold)}
.page-head .sub{color:rgba(232,245,243,.8);max-width:50ch;font-size:1.08rem}

/* contact main */
.contact{padding:0 0 100px;background:var(--paper);position:relative}
.contact-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:40px;align-items:start;margin-top:-56px;position:relative;z-index:5}

/* left: talk to us */
.talk{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:32px 30px;box-shadow:var(--shadow)}
.talk h2{font-size:1.5rem;font-weight:600;margin-bottom:8px}
.talk .lead{color:var(--muted);font-size:.98rem;margin-bottom:24px}
.method{display:flex;gap:14px;align-items:center;padding:15px 16px;border:1px solid var(--line);border-radius:14px;margin-bottom:12px;transition:transform .3s,box-shadow .3s,border-color .3s;background:var(--paper)}
.method:hover{transform:translateY(-3px);box-shadow:var(--shadow-sm);border-color:transparent}
.method .ic{width:46px;height:46px;border-radius:12px;flex:0 0 auto;display:grid;place-items:center;background:linear-gradient(145deg,rgba(0,132,132,.13),rgba(0,169,157,.06));transition:transform .3s}
.method:hover .ic{transform:scale(1.06) rotate(-4deg)}
.method.wa .ic{background:rgba(37,211,102,.14)}
.method .mt{flex:1;min-width:0}
.method .mt span{font-size:.74rem;color:var(--muted);text-transform:uppercase;letter-spacing:.1em;font-family:'Space Mono'}
.method .mt b{display:block;font-family:'Space Grotesk';font-size:1.05rem;font-weight:600;color:var(--ink-text);word-break:break-word}
.method .go{color:var(--teal);flex:0 0 auto;transition:transform .3s}
.method:hover .go{transform:translate(3px,-3px)}
.method.wa .go{color:#1FAE52}

.resp-badge{display:inline-flex;align-items:center;gap:9px;font-size:.84rem;color:var(--teal-deep);background:var(--cloud);border:1px solid var(--line);padding:9px 15px;border-radius:999px;margin:6px 0 20px;font-weight:500}
.resp-badge .pulse{width:9px;height:9px;border-radius:50%;background:var(--teal);position:relative}
.resp-badge .pulse::after{content:"";position:absolute;inset:-5px;border-radius:50%;border:2px solid var(--teal);opacity:.5;animation:pulse 1.8s ease-out infinite}
@keyframes pulse{0%{transform:scale(.6);opacity:.6}100%{transform:scale(1.6);opacity:0}}
.socials{display:flex;gap:12px;margin-top:4px}
.socials a{width:40px;height:40px;border-radius:11px;background:var(--cloud);border:1px solid var(--line);display:grid;place-items:center;transition:.3s}
.socials a:hover{background:var(--teal);transform:translateY(-3px);border-color:var(--teal)}
.socials a svg path{fill:var(--teal-deep);transition:fill .3s}
.socials a:hover svg path{fill:#fff}

/* right: form */
.form-card{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:34px 32px;box-shadow:var(--shadow)}
.form-card h2{font-size:1.5rem;font-weight:600;margin-bottom:6px}
.form-card .fdesc{color:var(--muted);font-size:.95rem;margin-bottom:24px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--ink-text);margin-bottom:7px}
.field label .req{color:var(--gold)}
.field input,.field select,.field textarea{width:100%;background:var(--cloud);border:1.5px solid var(--line);border-radius:12px;padding:13px 15px;font-family:'Inter';font-size:.95rem;color:var(--ink-text);transition:border-color .25s,background .25s,box-shadow .25s}
.field input::placeholder,.field textarea::placeholder{color:#9bb0ad}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);background:var(--paper);box-shadow:0 0 0 4px rgba(0,132,132,.1)}
.field textarea{resize:vertical;min-height:130px}
.field select{appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%235C6F6D' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 15px center;padding-right:42px;cursor:pointer}
.field.err input,.field.err select,.field.err textarea{border-color:#e0563f;background:#fdf3f1}
.form-card .btn{width:100%;justify-content:center;margin-top:6px}
.fineprint{font-size:.8rem;color:var(--muted);margin-top:14px;text-align:center}
.fineprint a{color:var(--teal);font-weight:600}

.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%) translateY(140px);background:var(--teal);color:#fff;padding:14px 26px;border-radius:999px;font-weight:600;box-shadow:var(--shadow);z-index:200;transition:transform .45s cubic-bezier(.2,.7,.2,1);display:flex;gap:10px;align-items:center}
.toast.show{transform:translateX(-50%) translateY(0)}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s cubic-bezier(.2,.7,.2,1),transform .6s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}

/* footer */
footer{background:var(--ink-2);color:rgba(232,245,243,.7);padding:64px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.foot-brand .brand{margin-bottom:18px}
.foot-brand p{font-size:.92rem;max-width:30ch;color:rgba(232,245,243,.6)}
.foot-col h4{font-family:'Space Grotesk';color:#fff;font-size:1rem;margin-bottom:18px;font-weight:600}
.foot-col a{display:block;font-size:.9rem;margin-bottom:11px;color:rgba(232,245,243,.65);transition:color .3s,padding-left .3s}
.foot-col a:hover{color:var(--gold);padding-left:4px}
.foot-socials{display:flex;gap:12px;margin-top:18px}
.foot-socials a{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.06);display:grid;place-items:center;transition:.3s}
.foot-socials a:hover{background:var(--gold);transform:translateY(-3px)}
.foot-socials a:hover svg path{fill:#3a2a00}
.foot-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;color:rgba(232,245,243,.5)}

/* responsive */
@media(min-width:1500px){:root{--maxw:1280px}}
@media(max-width:1080px){.nav-links{gap:24px}}
@media(max-width:920px){
  .contact-grid{grid-template-columns:1fr;gap:24px;margin-top:-40px}
}
@media(max-width:768px){
  .nav-links,.nav-cta .btn-ghost{display:none}
  .hamburger{display:flex}
  .nav-cta .btn-primary{padding:10px 18px;font-size:.88rem}
  .mobile-menu{position:fixed;inset:0 0 0 auto;width:min(84vw,340px);background:var(--ink);z-index:99;transform:translateX(100%);transition:transform .4s cubic-bezier(.2,.7,.2,1);padding:96px 30px 34px;display:flex;flex-direction:column;gap:4px;box-shadow:var(--shadow);overflow-y:auto}
  .mobile-menu.open{transform:translateX(0)}
  .mobile-menu a{color:#fff;font-family:'Space Grotesk';font-size:1.2rem;font-weight:500;padding:15px 0;border-bottom:1px solid rgba(255,255,255,.08)}
  .mobile-menu .btn{margin-top:26px;justify-content:center;border-bottom:0}
  .overlay{position:fixed;inset:0;background:rgba(4,32,31,.55);z-index:98;opacity:0;visibility:hidden;transition:.3s}
  .overlay.show{opacity:1;visibility:visible}
  .page-head{padding:128px 0 70px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:34px}
  .foot-brand{grid-column:1 / -1}
}
@media(min-width:769px){.mobile-menu,.overlay{display:none}}
@media(max-width:560px){
  .wrap{padding:0 18px}
  .row2{grid-template-columns:1fr}
  .talk,.form-card{padding:26px 22px}
}
@media(max-width:380px){.brand img{height:30px}.foot-grid{grid-template-columns:1fr}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}