/* ==========================================================================
   VERTEX CONSULTANCY — SHARED STYLESHEET
   Design tokens & core components are carried over unchanged from the
   original single-page site so the visual identity stays identical.
   ========================================================================== */

:root{
  --navy:#101B45; --navy-2:#16224F; --navy-deep:#0A1130;
  --blue:#2F6FED; --blue-deep:#1D4ED8; --blue-soft:#EAF0FE;
  --bg:#F6F7FB; --paper:#FFFFFF; --ink:#121734; --muted:#5B6478; --line:#E4E7F1;
  padding-top:env(safe-area-inset-top,0px); padding-bottom:env(safe-area-inset-bottom,0px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth; scroll-padding-top:88px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:'Manrope',sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:'Fraunces',serif;font-weight:600;margin:0;color:var(--navy)}
a{text-decoration:none;color:inherit}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.wrap{max-width:1180px;margin:0 auto;padding:0 28px}
.eyebrow{font-size:13px;color:var(--blue-deep);font-weight:700;letter-spacing:.02em}
.muted{color:var(--muted)}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 26px;border-radius:8px;font-weight:700;font-size:15px;border:1px solid transparent;cursor:pointer;transition:transform .15s ease, box-shadow .15s ease, background .15s ease}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-deep);box-shadow:0 8px 20px -6px rgba(47,111,237,.5)}
.btn-outline{background:transparent;border-color:var(--navy);color:var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.35);color:#fff}
.btn-ghost-light:hover{background:rgba(255,255,255,.12)}
.btn:active{transform:translateY(1px)}
section{padding:96px 0}
.section-head{max-width:640px;margin-bottom:48px}
.section-head h2{font-size:clamp(28px,3.4vw,40px);line-height:1.15;margin-top:10px}

/* ---------- NAV ---------- */
header.nav{position:sticky;top:0;z-index:100;background:rgba(246,247,251,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{padding-top:env(safe-area-inset-top,0px);max-width:1180px;margin:0 auto;padding-left:28px;padding-right:28px;display:flex;align-items:center;justify-content:space-between;height:76px}
.brand{display:flex;align-items:center;gap:10px}
.brand-text{font-family:'Fraunces',serif;font-weight:600;font-size:18px;color:var(--navy);line-height:1.1}
.brand-text small{display:block;font-family:'Manrope',sans-serif;font-weight:600;font-size:10.5px;letter-spacing:.08em;color:var(--blue-deep)}
nav.links{display:flex;gap:34px;align-items:center}
nav.links a{font-weight:600;font-size:15px;color:var(--ink);position:relative;padding:4px 0}
nav.links a:hover, nav.links a.active{color:var(--blue-deep)}
.nav-cta{display:flex;align-items:center;gap:18px}
.hamburger{display:none;flex-direction:column;gap:5px;background:none;border:0;padding:6px;cursor:pointer}
.hamburger span{width:24px;height:2px;background:var(--navy);border-radius:2px;transition:transform .2s ease, opacity .2s ease}
.mobile-panel{display:none;position:fixed;inset:76px 0 0 0;background:var(--paper);z-index:99;padding:32px 28px;overflow-y:auto}
.mobile-panel a{display:block;padding:16px 0;font-size:19px;font-weight:700;border-bottom:1px solid var(--line);color:var(--navy)}
.mobile-panel .btn{margin-top:24px;width:100%;justify-content:center}
body.menu-open .mobile-panel{display:block}
@media (max-width:900px){
  nav.links{display:none}
  .nav-cta .btn-primary{display:none}
  .hamburger{display:flex}
}

/* ---------- HERO (homepage) ---------- */
.hero{position:relative;background:linear-gradient(155deg,var(--navy-deep) 0%,var(--navy) 55%,var(--navy-2) 100%);color:#fff;overflow:hidden;padding:120px 0 100px}
.hero-grid{position:absolute;inset:0;opacity:.5;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:56px 56px;-webkit-mask-image:radial-gradient(ellipse 70% 60% at 75% 30%,#000 0%,transparent 75%);mask-image:radial-gradient(ellipse 70% 60% at 75% 30%,#000 0%,transparent 75%)}
.hero-glow{position:absolute;top:-140px;right:-120px;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(47,111,237,.45),transparent 70%);filter:blur(10px)}
.hero-inner{position:relative;max-width:1180px;margin:0 auto;padding:0 28px;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.02em;color:#BFD1FF;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);padding:8px 14px;border-radius:100px}
.hero h1{color:#fff;font-size:clamp(38px,5.2vw,60px);line-height:1.06;margin-top:22px;letter-spacing:-.01em}
.hero p{color:#C7D0EC;font-size:18px;max-width:520px;margin-top:22px}
.hero-ctas{display:flex;gap:14px;margin-top:34px;flex-wrap:wrap}
.hero-panel{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:30px;backdrop-filter:blur(6px)}
.hero-panel h3{color:#fff;font-size:17px;margin-bottom:18px}
.hero-panel ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.hero-panel li{display:flex;gap:12px;align-items:flex-start;color:#DCE3F7;font-size:14.5px}
.hero-panel li svg{flex-shrink:0;margin-top:2px}
@media (max-width:900px){.hero-inner{grid-template-columns:1fr}.hero-panel{margin-top:8px}}

/* ---------- INTRO ---------- */
.intro{background:var(--paper);border-bottom:1px solid var(--line)}
.intro-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:64px;align-items:start}
.intro-grid p{font-size:16.5px;color:var(--muted);margin-top:16px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}
.chip{font-size:13.5px;font-weight:700;color:var(--navy);background:var(--blue-soft);border:1px solid #D9E4FD;padding:8px 14px;border-radius:100px}
@media (max-width:850px){.intro-grid{grid-template-columns:1fr;gap:28px}}

/* ---------- SERVICES GRID (homepage) ---------- */
.services{background:var(--bg)}
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc-card{background:var(--paper);border:1px solid var(--line);border-top:3px solid var(--blue);border-radius:12px;padding:30px 26px;transition:transform .18s ease, box-shadow .18s ease}
.svc-card:hover{transform:translateY(-4px);box-shadow:0 18px 34px -22px rgba(16,27,69,.35)}
.svc-card .ic{width:42px;height:42px;border-radius:10px;background:var(--navy);display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.svc-card h3{font-size:19px}
.svc-card p{color:var(--muted);font-size:14.5px;margin-top:8px}
.svc-card ul{list-style:none;margin:16px 0 0;padding:0;display:flex;flex-direction:column;gap:8px}
.svc-card li{font-size:13.5px;color:var(--ink);padding-left:16px;position:relative}
.svc-card li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:2px;background:var(--blue)}
.svc-more{display:inline-flex;align-items:center;gap:6px;margin-top:20px;font-weight:700;font-size:13.5px;color:var(--blue-deep)}
@media (max-width:960px){.svc-grid{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.svc-grid{grid-template-columns:1fr}}

/* ---------- WHY ---------- */
.why{background:var(--navy);color:#fff}
.why .section-head h2{color:#fff}
.why .eyebrow{color:#8FB0FF}
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.12);border-radius:14px;overflow:hidden}
.why-item{background:var(--navy);padding:30px 28px;display:flex;gap:16px}
.why-item .num{font-family:'Fraunces',serif;font-size:22px;color:#8FB0FF;flex-shrink:0}
.why-item h4{color:#fff;font-size:17px}
.why-item p{color:#B9C4E4;font-size:14px;margin-top:6px}
@media (max-width:700px){.why-grid{grid-template-columns:1fr}}

/* ---------- PROCESS (reused on homepage & service pages) ---------- */
.process{background:var(--paper)}
.proc-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;position:relative}
.proc-row::before{content:"";position:absolute;top:26px;left:6%;right:6%;height:1px;background:var(--line)}
.proc-step{position:relative;padding:0 18px}
.proc-step .dot{width:52px;height:52px;border-radius:50%;background:var(--paper);border:2px solid var(--blue);color:var(--blue-deep);font-family:'Fraunces',serif;font-weight:600;display:flex;align-items:center;justify-content:center;font-size:17px;position:relative;z-index:1}
.proc-step h4{margin-top:20px;font-size:17px}
.proc-step p{color:var(--muted);font-size:14px;margin-top:8px}
@media (max-width:800px){.proc-row{grid-template-columns:1fr;gap:36px}.proc-row::before{display:none}}
.proc-row.compact{padding-top:4px}

/* ---------- CTA BAND ---------- */
.cta-band{background:linear-gradient(120deg,var(--blue-deep),var(--blue));color:#fff;text-align:center}
.cta-band h2{color:#fff;font-size:clamp(26px,3.6vw,38px);max-width:720px;margin:0 auto}
.cta-band p{color:#E3ECFF;margin-top:14px}
.cta-band .btn{margin-top:30px}
.cta-band .btn-primary{background:#fff;color:var(--blue-deep)}
.cta-band .btn-primary:hover{background:#EEF3FF}

/* ---------- ABOUT ---------- */
.about{background:var(--bg)}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.about-grid p{color:var(--muted);font-size:16px;margin-top:14px}
.mv-card{background:var(--paper);border:1px solid var(--line);border-radius:12px;padding:26px}
.mv-card + .mv-card{margin-top:16px}
.mv-card h4{font-size:15px;color:var(--blue-deep);letter-spacing:.02em}
.mv-card p{color:var(--ink);font-size:14.5px;margin-top:8px}
@media (max-width:850px){.about-grid{grid-template-columns:1fr}}

/* ---------- CONTACT ---------- */
.contact{background:var(--navy-deep);color:#fff}
.contact .section-head h2{color:#fff}
.contact .eyebrow{color:#8FB0FF}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13.5px;font-weight:700;color:#C7D0EC;margin-bottom:7px}
.field input,.field select,.field textarea{width:100%;padding:13px 15px;border-radius:8px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.06);color:#fff}
.field select option{color:var(--ink);background:#fff}
.field input::placeholder,.field textarea::placeholder{color:#8B96BD}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.info-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:28px;margin-bottom:16px}
.info-row{display:flex;gap:14px;align-items:flex-start;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.1)}
.info-row:last-child{border-bottom:0}
.info-row .ic{width:36px;height:36px;border-radius:9px;background:rgba(255,255,255,.08);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.info-row div strong{display:block;font-size:13px;color:#8FB0FF}
.info-row div span{font-size:14.5px;color:#E3E8FA}
.social-row{display:flex;gap:10px}
.social-row a{width:40px;height:40px;border-radius:9px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center}
.social-row a:hover{background:var(--blue)}
@media (max-width:850px){.contact-grid{grid-template-columns:1fr}.field-row{grid-template-columns:1fr}}

/* ---------- FOOTER ---------- */
footer{background:var(--navy-deep);color:#B9C4E4;padding-top:60px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.1)}
.foot-brand .brand{margin-bottom:14px}
.foot-brand .brand-text{color:#fff}
.foot-brand .brand-text small{color:#8FB0FF}
.foot-brand p{font-size:14px;max-width:280px}
footer h5{color:#fff;font-size:14px;margin-bottom:16px}
footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
footer a{font-size:14px}
footer a:hover{color:#fff}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;padding:24px 0;font-size:13px;flex-wrap:wrap;gap:10px}
@media (max-width:850px){.foot-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:520px){.foot-grid{grid-template-columns:1fr}}

/* ---------- FLOATING WHATSAPP BUTTON ---------- */
.wa-float{position:fixed;right:22px;bottom:22px;z-index:120;width:54px;height:54px;border-radius:50%;background:var(--navy);border:1px solid rgba(255,255,255,.14);display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px -10px rgba(10,17,48,.55);transition:transform .15s ease, box-shadow .15s ease;margin-bottom:env(safe-area-inset-bottom,0px);margin-right:env(safe-area-inset-right,0px)}
.wa-float:hover{transform:translateY(-3px);box-shadow:0 16px 32px -12px rgba(10,17,48,.65)}
@media (max-width:520px){.wa-float{right:16px;bottom:16px;width:50px;height:50px}}

/* ---------- BACK TO TOP ---------- */
.back-to-top{position:fixed;left:22px;bottom:22px;z-index:120;width:46px;height:46px;border-radius:50%;background:var(--paper);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px -10px rgba(16,27,69,.3);cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s ease, transform .2s ease, visibility .2s;margin-bottom:env(safe-area-inset-bottom,0px)}
.back-to-top.show{opacity:1;visibility:visible;transform:none}
.back-to-top:hover{border-color:var(--blue)}
@media (max-width:520px){.back-to-top{left:16px;bottom:16px;width:42px;height:42px}}

/* ---------- REVEAL-ON-SCROLL ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s ease, transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ==========================================================================
   SERVICE PAGE TEMPLATE (services/*.html)
   ========================================================================== */
.svc-hero{position:relative;background:linear-gradient(155deg,var(--navy-deep) 0%,var(--navy) 55%,var(--navy-2) 100%);color:#fff;overflow:hidden;padding:56px 0 68px}
.svc-hero .blob{position:absolute;top:-160px;right:-140px;width:480px;height:480px;border-radius:50%;background:radial-gradient(circle,rgba(47,111,237,.5),transparent 70%);filter:blur(10px);animation:blobPulse 7s ease-in-out infinite}
@keyframes blobPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.18)}}
@media (prefers-reduced-motion:reduce){.svc-hero .blob{animation:none}}
.breadcrumb{position:relative;display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:#9FB3E8;margin-bottom:22px}
.breadcrumb a{font-weight:700;color:#BFD1FF}
.breadcrumb a:hover{color:#fff}
.breadcrumb span[aria-current]{color:#fff}
.svc-hero-top{position:relative;display:flex;align-items:center;gap:18px}
.svc-hero-top .ic{width:56px;height:56px;border-radius:14px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.svc-hero h1{position:relative;color:#fff;font-size:clamp(30px,4vw,44px);margin-top:0}
.svc-hero .tagline{position:relative;color:#C7D0EC;font-size:16.5px;max-width:640px;margin-top:14px}
.svc-hero .hero-ctas{position:relative}

.svc-body{background:var(--bg);padding:64px 0 20px}
.svc-detail-grid{display:grid;grid-template-columns:1.35fr .9fr;gap:48px;align-items:start}
@media (max-width:900px){.svc-detail-grid{grid-template-columns:1fr}}

.svc-section{margin-bottom:52px}
.svc-section h2{font-size:clamp(22px,2.6vw,28px)}
.svc-section > .eyebrow{display:block;margin-bottom:8px}
.svc-section p{color:var(--muted);font-size:15.5px;margin-top:14px}
.svc-section p:first-of-type{margin-top:16px}

.who-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}
@media (max-width:560px){.who-grid{grid-template-columns:1fr}}
.who-item{display:flex;gap:12px;align-items:flex-start;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:14px 16px;font-size:14px;color:var(--ink);font-weight:600}
.who-item svg{flex-shrink:0;margin-top:2px;color:var(--blue-deep)}

.incl-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:20px}
@media (max-width:560px){.incl-grid{grid-template-columns:1fr}}
.incl-item{display:flex;gap:10px;align-items:flex-start;background:var(--paper);border:1px solid var(--line);border-radius:10px;padding:13px 14px;font-size:14px;color:var(--ink);font-weight:600}
.incl-item svg{flex-shrink:0;margin-top:1px;color:var(--blue-deep)}

.practical-list{list-style:none;margin:20px 0 0;padding:0;display:flex;flex-direction:column;gap:14px}
.practical-list li{display:flex;gap:14px;align-items:flex-start;background:var(--paper);border:1px solid var(--line);border-left:3px solid var(--blue);border-radius:10px;padding:16px 18px}
.practical-list .pi-ic{width:30px;height:30px;border-radius:8px;background:var(--blue-soft);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--blue-deep)}
.practical-list p{margin:0;font-size:14.5px;color:var(--ink)}
.practical-list strong{display:block;font-size:14.5px;color:var(--navy);margin-bottom:3px;font-family:'Fraunces',serif}

.accordion{margin-top:4px;border-top:1px solid var(--line)}
.acc-item{border-bottom:1px solid var(--line)}
.acc-q{width:100%;text-align:left;background:none;border:0;padding:18px 4px;display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:'Fraunces',serif;font-weight:600;font-size:15.5px;color:var(--navy);cursor:pointer}
.acc-q svg{flex-shrink:0;transition:transform .25s ease}
.acc-item.open .acc-q svg{transform:rotate(45deg)}
.acc-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.acc-a p{color:var(--muted);font-size:14.5px;padding-bottom:18px;margin:0}

.svc-side{position:sticky;top:104px;display:flex;flex-direction:column;gap:18px}
.side-cta{background:var(--navy);color:#fff;border-radius:14px;padding:24px}
.side-cta h4{color:#fff;font-size:15.5px}
.side-cta p{color:#B9C4E4;font-size:13.5px;margin-top:6px}
.side-cta .btn{margin-top:16px;width:100%;justify-content:center}
.side-cta .btn + a{display:block;text-align:center;margin-top:10px;font-size:13px;font-weight:700;color:#8FB0FF}
.side-fact{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:22px}
.side-fact h5{font-size:12.5px;letter-spacing:.06em;color:var(--blue-deep);text-transform:uppercase;margin-bottom:12px}
.side-fact ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.side-fact li{font-size:13.5px;color:var(--muted);display:flex;gap:8px}
.side-fact li b{color:var(--ink)}

.related-section{background:var(--paper);border-top:1px solid var(--line)}
.related-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.related-row a{font-size:13.5px;font-weight:700;color:var(--navy);background:var(--bg);border:1px solid var(--line);padding:10px 16px;border-radius:100px;transition:border-color .15s ease,color .15s ease,background .15s ease}
.related-row a:hover{border-color:var(--blue);color:var(--blue-deep);background:var(--blue-soft)}

/* Sticky mobile contact bar */
.mobile-cta-bar{display:none;position:fixed;left:0;right:0;bottom:0;z-index:110;background:var(--paper);border-top:1px solid var(--line);padding:10px 14px calc(10px + env(safe-area-inset-bottom,0px));gap:10px}
.mobile-cta-bar a{flex:1;justify-content:center}
@media (max-width:720px){
  .mobile-cta-bar{display:flex}
  body{padding-bottom:70px}
  .wa-float{display:none}
}

/* ---------- GUIDED SELECTOR (income tax page) ---------- */
.selector{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:32px;margin-top:20px}
.selector-q{font-family:'Fraunces',serif;font-size:19px;color:var(--navy)}
.selector-options{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
@media (max-width:720px){.selector-options{grid-template-columns:1fr 1fr}}
@media (max-width:460px){.selector-options{grid-template-columns:1fr}}
.selector-opt{background:var(--bg);border:1.5px solid var(--line);border-radius:10px;padding:16px 14px;text-align:left;cursor:pointer;font-weight:700;font-size:14.5px;color:var(--ink);transition:border-color .15s ease, background .15s ease, transform .15s ease}
.selector-opt:hover{border-color:var(--blue);transform:translateY(-2px)}
.selector-opt.active{background:var(--navy);border-color:var(--navy);color:#fff}
.selector-result{margin-top:24px;padding-top:24px;border-top:1px solid var(--line);display:none}
.selector-result.show{display:block;animation:panelIn .4s ease}
.selector-result h4{font-size:17px}
.selector-result p{color:var(--muted);font-size:14.5px;margin-top:10px}
.selector-result ul{margin:14px 0 0;padding-left:20px;color:var(--ink);font-size:14px;display:flex;flex-direction:column;gap:6px}
.selector-result .btn{margin-top:18px}
@keyframes panelIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}