/* ═══════════════════════════════════════════
   MR GLOBAL SUPPLY CHAIN — SHARED STYLES v3
   Updated: Nav restructured, Calculator system added
   ★ Edit ONLY the :root variables to retheme
═══════════════════════════════════════════ */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  --bg-main:    #0c1830;
  --bg-module:  #0a2254;
  --bg-deep:    #060d1f;
  --bg-surface: #102040;
  --bg-card:    #0d1f45;
  --border:     rgba(168,179,199,0.12);
  --border2:    rgba(168,179,199,0.22);
  --text-1:     #e6edf7;
  --text-2:     #a8b3c7;
  --text-3:     #5a6a88;
  --cta:        #ff8a00;
  --cta-h:      #e67a00;
  --cta-dim:    rgba(255,138,0,0.13);
  --cta-bd:     rgba(255,138,0,0.32);
  --accent:     #3b6fd4;
  --accent-dim: rgba(59,111,212,0.13);
  --green:      #22c55e;
  --green-dim:  rgba(34,197,94,0.12);
  --villa:      #c9a96e;          /* gold for villa system */
  --villa-dim:  rgba(201,169,110,0.12);
  --villa-bd:   rgba(201,169,110,0.30);
  --font:       'IBM Plex Sans','Helvetica Neue',Arial,sans-serif;
  --r-sm:       6px;
  --r-md:       10px;
  --r-lg:       14px;
  --container:  1200px;
  --gutter:     48px;
  --nav-h:      68px;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:var(--font);
  background:var(--bg-main);
  color:var(--text-1);
  overflow-x:hidden;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%}
a{text-decoration:none;color:inherit}
button{cursor:pointer;font-family:var(--font)}
::-webkit-scrollbar{width:4px}
::-webkit-scrollbar-track{background:var(--bg-deep)}
::-webkit-scrollbar-thumb{background:var(--accent);border-radius:2px}

.container{max-width:var(--container);margin:0 auto;padding:0 var(--gutter)}
section{padding:96px 0}

h1,h2,h3,h4{
  font-family:var(--font);font-weight:700;
  letter-spacing:-0.02em;line-height:1.15;color:var(--text-1);
}
h1{font-size:clamp(36px,5vw,64px)}
h2{font-size:clamp(28px,3.5vw,46px)}
h3{font-size:clamp(18px,2vw,24px)}
p{line-height:1.65;color:var(--text-2)}

.eyebrow{
  font-size:11px;font-weight:600;
  letter-spacing:0.14em;text-transform:uppercase;
  color:var(--cta);margin-bottom:14px;
  display:flex;align-items:center;gap:10px;
}
.eyebrow::before{content:'';width:22px;height:2px;background:var(--cta);border-radius:1px}
.sec-title{margin-bottom:14px}
.sec-title .hi{color:var(--cta)}
.sec-sub{font-size:16px;color:var(--text-2);line-height:1.65;max-width:560px}
.sec-header{margin-bottom:56px}
.sec-header-row{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:56px}

/* ─── BUTTONS ─── */
.btn-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--cta);color:#fff;
  font-size:13px;font-weight:600;letter-spacing:0.06em;text-transform:uppercase;
  padding:13px 28px;border-radius:var(--r-sm);border:none;
  transition:background 0.2s,transform 0.15s;
  box-shadow:0 2px 16px rgba(255,138,0,0.28);cursor:pointer;
}
.btn-cta:hover{background:var(--cta-h);transform:translateY(-1px)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid var(--border2);color:var(--text-2);
  font-size:13px;font-weight:500;letter-spacing:0.04em;text-transform:uppercase;
  padding:13px 28px;border-radius:var(--r-sm);background:transparent;transition:all 0.2s;
}
.btn-ghost:hover{border-color:var(--cta-bd);color:var(--cta);background:var(--cta-dim)}
.btn-wa{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--green-dim);color:var(--green);
  border:1px solid rgba(34,197,94,0.25);
  font-size:13px;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;
  padding:13px 28px;border-radius:var(--r-sm);transition:all 0.2s;
}
.btn-wa:hover{background:rgba(34,197,94,0.2);border-color:var(--green)}
.btn-villa{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--villa-dim);color:var(--villa);
  border:1px solid var(--villa-bd);
  font-size:13px;font-weight:600;letter-spacing:0.04em;text-transform:uppercase;
  padding:13px 28px;border-radius:var(--r-sm);transition:all 0.2s;
}
.btn-villa:hover{background:rgba(201,169,110,0.22);border-color:var(--villa)}

/* ═══════════════════════════════════════════
   NAV — v3 (5-item restructured menu)
   CALCULATOR | SOLUTIONS | VILLA | PROJECTS | ABOUT | CONTACT
═══════════════════════════════════════════ */
#nav{
  position:fixed;top:0;left:0;right:0;z-index:999;height:var(--nav-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 var(--gutter);
  background:rgba(6,13,31,0.96);
  backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);
  border-bottom:1px solid var(--border);
  transition:background 0.3s,border-color 0.3s;
}
#nav.scrolled{
  background:rgba(6,13,31,0.99);
  border-bottom-color:var(--border2);
}

/* Logo */
.nav-logo a{display:flex;align-items:center;gap:10px}
.nav-logo img{height:38px;width:auto;object-fit:contain}
.nav-logo-text{
  font-size:13px;font-weight:700;letter-spacing:0.08em;
  text-transform:uppercase;color:var(--text-1);line-height:1.2;
}
.nav-logo-text span{color:var(--cta);display:block;font-size:9px;font-weight:500;letter-spacing:0.16em}

/* Main links */
.nav-links{display:flex;align-items:center;gap:4px;list-style:none}
.nav-links li a{
  font-size:12px;font-weight:500;letter-spacing:0.07em;text-transform:uppercase;
  color:var(--text-2);padding:6px 12px;border-radius:var(--r-sm);
  transition:color 0.2s,background 0.2s;white-space:nowrap;
}
.nav-links li a:hover,
.nav-links li a.active{color:var(--text-1);background:rgba(255,255,255,0.05)}

/* CALCULATOR — special pill */
.nav-links li.nav-calc a{
  background:var(--cta);color:#fff;
  padding:7px 16px;border-radius:100px;
  font-weight:600;letter-spacing:0.08em;
  box-shadow:0 2px 12px rgba(255,138,0,0.32);
  transition:background 0.2s,transform 0.15s,box-shadow 0.2s;
}
.nav-links li.nav-calc a:hover{
  background:var(--cta-h);transform:translateY(-1px);
  box-shadow:0 4px 18px rgba(255,138,0,0.42);
}
.nav-links li.nav-calc a::before{content:'⚡ '}

/* VILLA — gold accent */
.nav-links li.nav-villa a{
  color:var(--villa);border:1px solid var(--villa-bd);
  background:var(--villa-dim);
}
.nav-links li.nav-villa a:hover{
  background:rgba(201,169,110,0.22);border-color:var(--villa);
}

/* Right actions */
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-wa-btn{
  display:flex;align-items:center;gap:6px;
  color:var(--green);font-size:12px;font-weight:500;letter-spacing:0.04em;
  border:1px solid rgba(34,197,94,0.28);
  padding:7px 14px;border-radius:100px;transition:all 0.2s;white-space:nowrap;
}
.nav-wa-btn:hover{background:var(--green-dim)}
.nav-wa-btn svg{width:14px;height:14px;fill:currentColor;flex-shrink:0}

/* Hamburger */
.nav-mob{display:none;background:none;border:none;color:var(--text-1);
  font-size:20px;cursor:pointer;padding:4px;line-height:1}

/* ─── Mobile nav drawer ─── */
#mnav{
  display:none;position:fixed;top:var(--nav-h);left:0;right:0;z-index:998;
  background:rgba(6,13,31,0.99);backdrop-filter:blur(24px);
  border-bottom:1px solid var(--border);
  padding:12px var(--gutter) 20px;
  flex-direction:column;gap:0;
  max-height:calc(100vh - var(--nav-h));overflow-y:auto;
}
#mnav.open{display:flex}

/* Section label inside mobile drawer */
.mnav-label{
  font-size:9px;font-weight:600;letter-spacing:0.18em;text-transform:uppercase;
  color:var(--text-3);padding:16px 0 6px;
}
#mnav a{
  color:var(--text-2);font-size:14px;font-weight:500;
  padding:12px 0;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:10px;
  letter-spacing:0.04em;text-transform:uppercase;transition:color 0.2s;
}
#mnav a:last-child{border-bottom:none}
#mnav a:hover{color:var(--text-1)}
#mnav a.mnav-calc{
  color:var(--cta);font-weight:700;font-size:15px;
}
#mnav a.mnav-villa{color:var(--villa)}
.mnav-btns{display:flex;flex-direction:column;gap:10px;padding-top:16px}
.mnav-btns .btn-cta,.mnav-btns .btn-wa{justify-content:center;width:100%}

/* ─── PAGE HERO ─── */
.page-hero{padding:130px 0 72px;background:var(--bg-deep);border-bottom:1px solid var(--border)}
.page-hero h1{margin-bottom:16px}

/* ─── CTA STRIP ─── */
.cta-strip{
  background:var(--bg-module);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:72px 0;position:relative;overflow:hidden;
}
.cta-strip::before{
  content:'';position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,138,0,0.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,138,0,0.025) 1px,transparent 1px);
  background-size:48px 48px;pointer-events:none;
}
.cta-strip-inner{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap}
.cta-strip-eyebrow{font-size:11px;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--cta);margin-bottom:10px}
.cta-strip-h{font-size:clamp(22px,3vw,36px);font-weight:700;color:var(--text-1);line-height:1.15;letter-spacing:-0.02em}
.cta-strip-h span{color:var(--cta)}
.cta-strip-p{font-size:15px;color:var(--text-2);margin-top:10px;max-width:480px;line-height:1.65}
.cta-strip-btns{display:flex;gap:10px;flex-wrap:wrap;flex-shrink:0}

/* ─── FOOTER ─── */
footer{background:var(--bg-deep);border-top:1px solid var(--border);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:56px;padding-bottom:48px}
.footer-logo img{height:36px;width:auto;margin-bottom:16px;object-fit:contain}
.footer-logo-text{
  font-size:14px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;
  color:var(--text-1);margin-bottom:12px;
}
.footer-logo-text span{color:var(--cta)}
.footer-desc{font-size:13px;color:var(--text-2);line-height:1.7;max-width:280px;margin-bottom:22px}
.footer-socials{display:flex;gap:8px}
.fsoc{
  width:36px;height:36px;border-radius:var(--r-sm);
  background:rgba(255,255,255,0.04);border:1px solid var(--border);
  display:flex;align-items:center;justify-content:center;
  font-size:14px;color:var(--text-2);transition:all 0.2s;
}
.fsoc:hover{border-color:var(--cta-bd);color:var(--cta);background:var(--cta-dim)}
.footer-col-title{font-size:11px;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--cta);margin-bottom:18px}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:9px}
.footer-links a{font-size:13px;color:var(--text-2);transition:color 0.2s}
.footer-links a:hover{color:var(--text-1)}
.footer-bottom{border-top:1px solid var(--border);padding:18px 0;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.footer-copy{font-size:12px;color:var(--text-3)}
.footer-copy span{color:var(--cta)}
.footer-legal{display:flex;gap:20px}
.footer-legal a{font-size:12px;color:var(--text-3);transition:color 0.2s}
.footer-legal a:hover{color:var(--text-2)}

/* ─── WHATSAPP FLOAT ─── */
.wa-float{
  position:fixed;bottom:28px;right:28px;z-index:998;
  width:54px;height:54px;border-radius:50%;
  background:#25D366;color:#fff;
  display:flex;align-items:center;justify-content:center;font-size:24px;
  box-shadow:0 4px 20px rgba(37,211,102,0.4);transition:transform 0.25s,box-shadow 0.25s;
}
.wa-float:hover{transform:scale(1.1);box-shadow:0 6px 28px rgba(37,211,102,0.5)}

/* ─── SHARED NAV JS SNIPPET (include on every page) ─── */
/* Usage: <script src="nav.js"></script> at bottom of body */

/* ─── ANIMATIONS ─── */
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:0.6}}

/* ─── CALCULATOR SPECIFIC STYLES ─── */
.calc-hero{
  padding:120px 0 64px;
  background:var(--bg-deep);
  border-bottom:1px solid var(--border);
  position:relative;overflow:hidden;
}
.calc-hero::after{
  content:'';position:absolute;top:-40%;right:-10%;
  width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,138,0,0.06) 0%,transparent 70%);
  pointer-events:none;
}

/* System selector cards */
.sys-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:48px}
.sys-card{
  border:2px solid var(--border);border-radius:var(--r-lg);
  padding:28px 24px;cursor:pointer;transition:all 0.25s;
  background:var(--bg-card);position:relative;overflow:hidden;
}
.sys-card:hover{border-color:var(--border2);transform:translateY(-2px)}
.sys-card.active-apt{border-color:var(--accent);background:var(--accent-dim)}
.sys-card.active-villa{border-color:var(--villa);background:var(--villa-dim)}
.sys-card.active-proj{border-color:var(--cta);background:var(--cta-dim)}
.sys-card-icon{font-size:32px;margin-bottom:14px}
.sys-card-title{font-size:16px;font-weight:700;color:var(--text-1);margin-bottom:6px;letter-spacing:-0.01em}
.sys-card-sub{font-size:12px;color:var(--text-2);line-height:1.5}
.sys-card-range{
  margin-top:14px;font-size:11px;font-weight:600;letter-spacing:0.08em;
  text-transform:uppercase;padding:4px 10px;border-radius:100px;
  display:inline-block;
}
.range-apt{background:var(--accent-dim);color:var(--accent)}
.range-villa{background:var(--villa-dim);color:var(--villa)}
.range-proj{background:var(--cta-dim);color:var(--cta)}
.sys-card-badge{
  position:absolute;top:14px;right:14px;
  font-size:9px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;
  padding:3px 8px;border-radius:100px;
}
.badge-hot{background:rgba(255,60,60,0.18);color:#ff6060}
.badge-new{background:var(--accent-dim);color:var(--accent)}

/* Form panels */
.calc-panel{display:none;animation:fadeUp 0.3s ease}
.calc-panel.visible{display:block}

/* Form grid */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-grid.col3{grid-template-columns:repeat(3,1fr)}
.form-group{display:flex;flex-direction:column;gap:6px}
.form-group.full{grid-column:1/-1}
.form-label{font-size:11px;font-weight:600;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-2)}
.form-input,.form-select{
  background:var(--bg-surface);border:1px solid var(--border);
  color:var(--text-1);border-radius:var(--r-sm);
  padding:11px 14px;font-family:var(--font);font-size:14px;
  transition:border-color 0.2s;outline:none;width:100%;
}
.form-input:focus,.form-select:focus{border-color:var(--accent)}
.form-select option{background:var(--bg-deep)}

/* Toggle rows */
.toggle-row{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 16px;background:var(--bg-surface);border:1px solid var(--border);
  border-radius:var(--r-sm);
}
.toggle-label{font-size:13px;color:var(--text-2)}
.toggle{position:relative;width:40px;height:22px;flex-shrink:0}
.toggle input{opacity:0;width:0;height:0}
.toggle-slider{
  position:absolute;inset:0;background:rgba(255,255,255,0.1);
  border-radius:100px;cursor:pointer;transition:0.2s;
}
.toggle-slider::before{
  content:'';position:absolute;width:16px;height:16px;
  background:#fff;border-radius:50%;left:3px;top:3px;transition:0.2s;
}
.toggle input:checked + .toggle-slider{background:var(--cta)}
.toggle input:checked + .toggle-slider::before{transform:translateX(18px)}

/* Result box */
.calc-result{
  background:var(--bg-module);border:1px solid var(--border);
  border-radius:var(--r-lg);padding:32px;margin-top:28px;
  display:none;animation:fadeUp 0.3s ease;
}
.calc-result.visible{display:block}
.result-range{
  font-size:clamp(28px,4vw,42px);font-weight:700;color:var(--cta);
  letter-spacing:-0.02em;margin:8px 0 4px;
}
.result-label{font-size:11px;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--text-3)}
.result-breakdown{
  display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
  gap:12px;margin-top:24px;padding-top:24px;border-top:1px solid var(--border);
}
.result-item{background:var(--bg-card);border-radius:var(--r-sm);padding:14px}
.result-item-label{font-size:10px;color:var(--text-3);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:4px}
.result-item-value{font-size:15px;font-weight:600;color:var(--text-1)}
.result-actions{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}

/* Steps indicator */
.calc-steps{display:flex;gap:0;margin-bottom:36px}
.step{
  flex:1;display:flex;align-items:center;gap:0;
}
.step-dot{
  width:28px;height:28px;border-radius:50%;
  border:2px solid var(--border);background:var(--bg-card);
  display:flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:700;color:var(--text-3);
  transition:all 0.3s;flex-shrink:0;
}
.step.done .step-dot{background:var(--cta);border-color:var(--cta);color:#fff}
.step.active .step-dot{border-color:var(--cta);color:var(--cta)}
.step-line{flex:1;height:1px;background:var(--border);transition:background 0.3s}
.step.done .step-line{background:var(--cta)}
.step-text{font-size:10px;color:var(--text-3);text-transform:uppercase;letter-spacing:0.08em;white-space:nowrap;margin-left:8px}
.step.active .step-text,.step.done .step-text{color:var(--text-2)}

/* Modules checklist */
.module-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:8px}
.module-item{
  display:flex;align-items:center;gap:10px;
  padding:10px 14px;border:1px solid var(--border);border-radius:var(--r-sm);
  background:var(--bg-card);cursor:pointer;transition:all 0.2s;
}
.module-item:hover{border-color:var(--border2)}
.module-item.selected{border-color:var(--cta);background:var(--cta-dim)}
.module-item input{display:none}
.module-icon{font-size:16px;flex-shrink:0}
.module-name{font-size:12px;font-weight:500;color:var(--text-2)}
.module-item.selected .module-name{color:var(--cta)}

/* ─── SOLUTIONS PAGE STYLES ─── */
.solutions-tabs{display:flex;gap:4px;border-bottom:2px solid var(--border);margin-bottom:48px}
.sol-tab{
  padding:12px 22px;font-size:12px;font-weight:600;letter-spacing:0.08em;
  text-transform:uppercase;color:var(--text-3);border:none;background:none;
  cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all 0.2s;
}
.sol-tab:hover{color:var(--text-2)}
.sol-tab.active{color:var(--cta);border-bottom-color:var(--cta)}
.sol-panel{display:none}
.sol-panel.active{display:block}

/* Feature comparison table */
.compare-table{width:100%;border-collapse:collapse;font-size:13px}
.compare-table th{
  padding:12px 16px;text-align:left;font-size:10px;font-weight:600;
  letter-spacing:0.12em;text-transform:uppercase;color:var(--text-3);
  border-bottom:1px solid var(--border);
}
.compare-table th:not(:first-child){text-align:center}
.compare-table td{
  padding:14px 16px;border-bottom:1px solid var(--border);
  color:var(--text-2);vertical-align:middle;
}
.compare-table td:not(:first-child){text-align:center}
.compare-table tr:last-child td{border-bottom:none}
.compare-table .check{color:var(--green);font-size:16px}
.compare-table .cross{color:var(--text-3)}
.compare-table .highlight td{background:rgba(255,138,0,0.04)}
.col-mr{color:var(--cta);font-weight:700;font-size:12px}

/* ─── RESPONSIVE ─── */
@media(max-width:1024px){
  :root{--gutter:24px}
  #nav{padding:0 24px}
  .nav-links{display:none}
  .nav-mob{display:block}
  .nav-actions .nav-wa-btn{display:none}/* hide on tablet, show in drawer */
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px}
  .sec-header-row{flex-direction:column;align-items:flex-start}
  section{padding:68px 0}
  .page-hero,.calc-hero{padding:110px 0 56px}
  .cta-strip-inner{flex-direction:column;text-align:center}
  .cta-strip-p{margin:10px auto 0}
  .sys-cards{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .form-grid.col3{grid-template-columns:1fr 1fr}
  .module-grid{grid-template-columns:1fr}
}
@media(max-width:640px){
  .footer-grid{grid-template-columns:1fr}
  .cta-strip-btns{justify-content:center}
  .form-grid.col3{grid-template-columns:1fr}
  .result-actions{flex-direction:column}
  .result-actions .btn-cta,.result-actions .btn-wa{justify-content:center}
  .calc-steps{display:none}/* hide on very small screens */
}