/* ==========================================================================
   REDSOM SOLAR — Core Stylesheet
   Design tokens: energy-dashboard aesthetic, glass panels, red/amber signal
   ========================================================================== */

:root{
  /* ---- Brand colors ---- */
  --red-600:#C40018;
  --red-700:#96010F;
  --red-500:#E31E36;
  --amber-500:#FFC107;
  --amber-300:#FFDD7A;
  --ink-900:#14171A;
  --ink-800:#1E2226;
  --ink-600:#4B5157;
  --ink-400:#7C848B;
  --ink-200:#C9CED3;
  --white:#FFFFFF;
  --off-white:#F6F6F4;
  --surface:#FFFFFF;
  --line:rgba(20,23,26,0.09);

  /* ---- Semantic ---- */
  --bg:#F6F6F4;
  --bg-deep:#101215;
  --text:#181B1E;
  --text-muted:#5D646B;
  --success:#1D9A5B;

  /* ---- Glass ---- */
  --glass-bg:rgba(255,255,255,0.62);
  --glass-bg-dark:rgba(20,23,26,0.55);
  --glass-border:rgba(255,255,255,0.45);
  --glass-blur:18px;

  /* ---- Type ---- */
  --font-display:'Space Grotesk', 'Segoe UI', sans-serif;
  --font-body:'Inter', 'Segoe UI', sans-serif;
  --font-mono:'JetBrains Mono', 'Consolas', monospace;

  /* ---- Radius / shadow ---- */
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --shadow-sm:0 2px 8px rgba(20,23,26,0.06);
  --shadow-md:0 12px 32px rgba(20,23,26,0.10);
  --shadow-lg:0 24px 60px rgba(20,23,26,0.16);
  --shadow-red:0 12px 32px rgba(196,0,24,0.28);

  /* ---- Layout ---- */
  --maxw:1240px;
  --nav-h:76px;
}

[data-theme="dark"]{
  --bg:#101215;
  --bg-deep:#000000;
  --text:#F2F3F4;
  --text-muted:#A2A9AF;
  --surface:#181B1E;
  --line:rgba(255,255,255,0.10);
  --glass-bg:rgba(24,27,30,0.62);
  --glass-border:rgba(255,255,255,0.10);
  --off-white:#15171A;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-body);
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  transition:background .35s ease,color .35s ease;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
ul{list-style:none;margin:0;padding:0;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:var(--red-600);font-weight:600;
  margin-bottom:14px;
}
.eyebrow::before{content:'';width:18px;height:2px;background:var(--amber-500);display:inline-block;}

h1,h2,h3,h4{font-family:var(--font-display);font-weight:600;line-height:1.08;margin:0 0 16px;letter-spacing:-0.01em;}
h1{font-size:clamp(2.4rem,5vw,4.2rem);font-weight:700;}
h2{font-size:clamp(1.9rem,3.4vw,2.8rem);}
h3{font-size:1.35rem;}
p{line-height:1.65;color:var(--text-muted);margin:0 0 16px;}
.section-head{max-width:640px;margin-bottom:48px;}
.section-head p{font-size:1.05rem;}
.section{padding:100px 0;}
.section-tight{padding:64px 0;}
.section.on-dark{background:var(--ink-900);color:var(--white);}
.section.on-dark p{color:rgba(255,255,255,0.68);}
.section.on-dark h2,.section.on-dark h3{color:var(--white);}
.section.on-tint{background:var(--off-white);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--font-body);font-weight:600;font-size:.95rem;
  padding:15px 28px;border-radius:999px;border:1px solid transparent;
  transition:transform .25s cubic-bezier(.2,.8,.2,1),box-shadow .25s ease,background .25s ease,color .25s ease;
  white-space:nowrap;
}
.btn:active{transform:scale(.97);}
.btn-primary{background:var(--red-600);color:#fff;box-shadow:var(--shadow-red);}
.btn-primary:hover{background:var(--red-700);transform:translateY(-2px);box-shadow:0 18px 40px rgba(196,0,24,0.34);}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--line);}
.btn-ghost:hover{border-color:var(--red-600);color:var(--red-600);}
.btn-light{background:#fff;color:var(--ink-900);}
.btn-light:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-amber{background:var(--amber-500);color:var(--ink-900);}
.btn-amber:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,193,7,0.4);}
.btn-block{width:100%;}
.btn-sm{padding:10px 18px;font-size:.85rem;}
.btn[disabled]{opacity:.45;pointer-events:none;}

/* ---------- Glass panel ---------- */
.glass{
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  backdrop-filter:blur(var(--glass-blur));
  -webkit-backdrop-filter:blur(var(--glass-blur));
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-md);
}
.card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow-sm);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent;}

/* ---------- Navbar ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:900;
  height:var(--nav-h);display:flex;align-items:center;
  transition:background .3s ease,box-shadow .3s ease,border-color .3s ease;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:var(--glass-bg);
  backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));
  border-bottom:1px solid var(--line);
  box-shadow:var(--shadow-sm);
}
.nav .container{display:flex;align-items:center;justify-content:space-between;}
.brand{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:1.25rem;color:var(--text);}
.brand .mark{
  width:34px;height:34px;border-radius:9px;
  background:linear-gradient(135deg,var(--red-600),var(--amber-500));
  display:flex;align-items:center;justify-content:center;
  color:#fff;font-size:14px;font-weight:800;
  box-shadow:0 6px 16px rgba(196,0,24,.35);
}
.brand span.tag{color:var(--red-600);}
.nav-links{display:flex;align-items:center;gap:34px;}
.nav-links a{font-size:.92rem;font-weight:500;color:var(--text-muted);transition:color .2s ease;position:relative;}
.nav-links a:hover,.nav-links a.active{color:var(--text);}
.nav-links a.active::after{content:'';position:absolute;left:0;right:0;bottom:-8px;height:2px;background:var(--red-600);}
.nav-actions{display:flex;align-items:center;gap:12px;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:var(--surface);color:var(--text);transition:all .2s ease;
}
.icon-btn:hover{border-color:var(--red-600);color:var(--red-600);}
.burger{display:none;flex-direction:column;gap:5px;width:26px;background:none;border:none;padding:6px;}
.burger span{height:2px;background:var(--text);border-radius:2px;transition:all .25s ease;}

.mobile-panel{
  position:fixed;inset:var(--nav-h) 0 0 0;background:var(--surface);z-index:850;
  transform:translateY(-110%);transition:transform .35s cubic-bezier(.2,.8,.2,1);
  padding:32px 24px;overflow-y:auto;
}
.mobile-panel.open{transform:translateY(0);}
.mobile-panel a{display:block;padding:16px 4px;font-size:1.2rem;font-weight:600;border-bottom:1px solid var(--line);}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;
  padding-top:var(--nav-h);overflow:hidden;
  background:
    radial-gradient(ellipse 60% 50% at 78% 18%, rgba(255,193,7,0.16), transparent 60%),
    radial-gradient(ellipse 70% 60% at 15% 85%, rgba(196,0,24,0.10), transparent 60%),
    var(--ink-900);
  color:#fff;
}
.hero-grid{
  position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 40%, black, transparent 80%);
}
.hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);font-family:var(--font-mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:22px;}
.hero-eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--amber-500);box-shadow:0 0 0 4px rgba(255,193,7,.25);animation:pulse-dot 2s infinite;}
.hero h1{color:#fff;margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--amber-500);}
.hero p.lead{color:rgba(255,255,255,.7);font-size:1.15rem;max-width:520px;margin-bottom:34px;}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:48px;}
.hero-stats{display:flex;gap:36px;flex-wrap:wrap;}
.hero-stat b{display:block;font-family:var(--font-mono);font-size:1.7rem;color:#fff;}
.hero-stat span{font-size:.82rem;color:rgba(255,255,255,.55);}

/* ---- Hero signature graphic: energy flow diagram ---- */
.flow-wrap{position:relative;}
.flow-card{position:relative;z-index:2;}
.flow-path{stroke-dasharray:6 8;animation:flow-dash 1.6s linear infinite;}
@keyframes flow-dash{to{stroke-dashoffset:-56;}}
@keyframes pulse-dot{0%,100%{opacity:1;}50%{opacity:.35;}}
.flow-glow{filter:drop-shadow(0 0 14px rgba(255,193,7,.55));}

/* ---------- Section: logos / stats strip ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;}
.stat-cell{background:var(--surface);padding:32px 24px;text-align:center;}
.stat-cell b{display:block;font-family:var(--font-mono);font-size:2rem;color:var(--red-600);}
.stat-cell span{font-size:.85rem;color:var(--text-muted);}

/* ---------- Feature grid ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:24px;}

.feature{padding:30px;}
.feature .ico{
  width:52px;height:52px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--red-600),var(--red-500));
  color:#fff;margin-bottom:20px;box-shadow:0 10px 24px rgba(196,0,24,.28);
}
.feature h3{margin-bottom:8px;font-size:1.15rem;}
.feature p{margin:0;font-size:.94rem;}

/* ---------- Service cards ---------- */
.service-card{padding:28px;position:relative;overflow:hidden;}
.service-card .num{font-family:var(--font-mono);font-size:.78rem;color:var(--red-600);letter-spacing:.08em;}
.service-card h3{margin:12px 0 8px;}
.service-card p{font-size:.92rem;margin-bottom:0;}
.service-card .ico{width:46px;height:46px;border-radius:12px;background:var(--off-white);display:flex;align-items:center;justify-content:center;color:var(--red-600);margin-bottom:16px;}

/* ---------- Why choose us ---------- */
.why-item{display:flex;gap:16px;padding:22px 0;border-bottom:1px solid var(--line);}
.why-item:last-child{border-bottom:none;}
.why-item .ico{flex:none;width:42px;height:42px;border-radius:11px;background:var(--amber-500);color:var(--ink-900);display:flex;align-items:center;justify-content:center;}
.why-item h4{margin:0 0 4px;font-size:1.02rem;font-family:var(--font-body);font-weight:700;}
.why-item p{margin:0;font-size:.9rem;}

/* ---------- CTA banner ---------- */
.cta-banner{
  border-radius:var(--r-xl);padding:64px;position:relative;overflow:hidden;
  background:linear-gradient(120deg,var(--red-600),var(--red-700));
  color:#fff;text-align:center;
}
.cta-banner h2{color:#fff;}
.cta-banner p{color:rgba(255,255,255,.78);max-width:520px;margin:0 auto 28px;}
.cta-banner .rays{position:absolute;inset:0;background:radial-gradient(circle at 80% 0%,rgba(255,193,7,.35),transparent 55%);}

/* ---------- FAQ ---------- */
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:22px 4px;cursor:pointer;gap:20px;}
.faq-q h4{margin:0;font-size:1.02rem;font-weight:600;font-family:var(--font-body);}
.faq-plus{flex:none;width:28px;height:28px;border-radius:50%;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;position:relative;transition:transform .3s ease;}
.faq-plus::before,.faq-plus::after{content:'';position:absolute;background:var(--text);transition:opacity .2s ease;}
.faq-plus::before{width:10px;height:1.5px;}
.faq-plus::after{width:1.5px;height:10px;}
.faq-item.open .faq-plus{transform:rotate(45deg);background:var(--red-600);border-color:var(--red-600);}
.faq-item.open .faq-plus::before,.faq-item.open .faq-plus::after{background:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 4px 22px;margin:0;font-size:.94rem;}

/* ---------- Footer ---------- */
footer{background:var(--ink-900);color:rgba(255,255,255,.6);padding:72px 0 28px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr 1.2fr;gap:32px;margin-bottom:56px;}
.footer-brand p{color:rgba(255,255,255,.5);font-size:.9rem;max-width:280px;}
footer h4{color:#fff;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;font-family:var(--font-body);margin-bottom:18px;}
footer ul li{margin-bottom:12px;}
footer a{color:rgba(255,255,255,.6);font-size:.92rem;transition:color .2s ease;}
footer a:hover{color:var(--amber-500);}
.social-row{display:flex;gap:10px;margin-top:18px;}
.social-row a{width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;}
.social-row a:hover{background:var(--red-600);border-color:var(--red-600);color:#fff;}
.newsletter-row{display:flex;gap:8px;margin-top:6px;}
.newsletter-row input{flex:1;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.15);background:rgba(255,255,255,.06);color:#fff;font-size:.85rem;}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);font-size:.82rem;flex-wrap:wrap;gap:12px;}
.footer-bottom a{margin-left:18px;color:rgba(255,255,255,.5);}

/* ---------- Back to top ---------- */
.back-top{
  position:fixed;bottom:28px;right:28px;width:48px;height:48px;border-radius:50%;
  background:var(--red-600);color:#fff;display:flex;align-items:center;justify-content:center;
  box-shadow:var(--shadow-red);z-index:500;opacity:0;pointer-events:none;transform:translateY(10px);
  transition:all .3s ease;border:none;
}
.back-top.show{opacity:1;pointer-events:auto;transform:translateY(0);}

/* ---------- Loading screen ---------- */
.loader{
  position:fixed;inset:0;background:var(--ink-900);z-index:2000;
  display:flex;align-items:center;justify-content:center;flex-direction:column;gap:18px;
  transition:opacity .5s ease,visibility .5s ease;
}
.loader.hide{opacity:0;visibility:hidden;}
.loader .sun{width:56px;height:56px;border-radius:50%;background:radial-gradient(circle at 35% 30%,var(--amber-300),var(--amber-500) 60%,var(--red-600));animation:spin-sun 1.6s linear infinite;box-shadow:0 0 40px rgba(255,193,7,.5);}
@keyframes spin-sun{to{transform:rotate(360deg);}}
.loader span{font-family:var(--font-mono);font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.55);}

/* ---------- Utility ---------- */
.text-center{text-align:center;}
.mx-auto{margin-left:auto;margin-right:auto;}
.mt-0{margin-top:0;}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s cubic-bezier(.2,.8,.2,1),transform .7s cubic-bezier(.2,.8,.2,1);}
.reveal.in{opacity:1;transform:translateY(0);}
.pill{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border-radius:999px;background:var(--off-white);font-size:.78rem;font-weight:600;color:var(--text-muted);border:1px solid var(--line);}
.badge-amber{background:rgba(255,193,7,.18);color:#8a6400;}
.badge-red{background:rgba(196,0,24,.1);color:var(--red-600);}
.divider{height:1px;background:var(--line);margin:40px 0;}
::selection{background:var(--amber-500);color:var(--ink-900);}

/* Scrollbar (webkit) */
::-webkit-scrollbar{width:10px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:var(--ink-200);border-radius:10px;}

/* ==========================================================================
   Forms
   ========================================================================== */
.field{margin-bottom:20px;}
.field label{display:block;font-size:.82rem;font-weight:600;margin-bottom:8px;color:var(--text);}
.field .hint{font-size:.78rem;color:var(--text-muted);margin-top:6px;}
.field input[type="text"],
.field input[type="email"],
.field input[type="tel"],
.field input[type="number"],
.field select,
.field textarea{
  width:100%;padding:14px 16px;border-radius:12px;border:1.5px solid var(--line);
  background:var(--surface);color:var(--text);font-size:.95rem;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--red-600);box-shadow:0 0 0 4px rgba(196,0,24,.1);
}
.field.invalid input,.field.invalid select{border-color:var(--red-600);background:rgba(196,0,24,.03);}
.field-error{color:var(--red-600);font-size:.78rem;margin-top:6px;display:none;}
.field.invalid .field-error{display:block;}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
textarea{resize:vertical;min-height:120px;}

.option-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;}
.option-card{
  border:1.5px solid var(--line);border-radius:14px;padding:16px 14px;text-align:center;
  cursor:pointer;transition:all .2s ease;background:var(--surface);
}
.option-card .oc-ico{font-size:1.5rem;margin-bottom:8px;}
.option-card span{display:block;font-size:.84rem;font-weight:600;}
.option-card:hover{border-color:var(--red-500);}
.option-card.selected{border-color:var(--red-600);background:rgba(196,0,24,.05);box-shadow:0 0 0 3px rgba(196,0,24,.08);}

.toggle-tabs{display:inline-flex;background:var(--off-white);border-radius:999px;padding:4px;border:1px solid var(--line);}
.toggle-tabs button{border:none;background:transparent;padding:10px 20px;border-radius:999px;font-size:.85rem;font-weight:600;color:var(--text-muted);transition:all .2s ease;}
.toggle-tabs button.active{background:var(--red-600);color:#fff;box-shadow:var(--shadow-red);}

/* ==========================================================================
   Calculator Wizard
   ========================================================================== */
.calc-shell{padding-top:calc(var(--nav-h) + 32px);padding-bottom:100px;min-height:100vh;background:var(--off-white);}
.calc-head{text-align:center;margin-bottom:36px;}
.progress-track{display:flex;align-items:center;max-width:640px;margin:0 auto 48px;}
.progress-step{flex:1;text-align:center;position:relative;}
.progress-step .ps-dot{
  width:38px;height:38px;border-radius:50%;background:var(--surface);border:2px solid var(--line);
  display:flex;align-items:center;justify-content:center;margin:0 auto 8px;font-family:var(--font-mono);
  font-size:.85rem;font-weight:700;color:var(--text-muted);position:relative;z-index:2;transition:all .3s ease;
}
.progress-step .ps-label{font-size:.76rem;color:var(--text-muted);font-weight:600;}
.progress-step::before{
  content:'';position:absolute;top:19px;left:-50%;width:100%;height:2px;background:var(--line);z-index:1;
}
.progress-step:first-child::before{display:none;}
.progress-step.active .ps-dot{border-color:var(--red-600);color:var(--red-600);}
.progress-step.done .ps-dot{background:var(--red-600);border-color:var(--red-600);color:#fff;}
.progress-step.done::before{background:var(--red-600);}
.progress-step.done .ps-label,.progress-step.active .ps-label{color:var(--text);}

.wizard-card{max-width:760px;margin:0 auto;padding:44px;}
.wizard-step{display:none;}
.wizard-step.active{display:block;animation:fade-up .5s cubic-bezier(.2,.8,.2,1);}
.wizard-nav{display:flex;justify-content:space-between;align-items:center;margin-top:36px;padding-top:28px;border-top:1px solid var(--line);}

/* Appliance calculator */
.appliance-row{display:grid;grid-template-columns:1.6fr .7fr .8fr .8fr auto;gap:10px;align-items:center;margin-bottom:10px;}
.appliance-row input,.appliance-row select{padding:11px 12px;font-size:.87rem;border-radius:10px;border:1.5px solid var(--line);}
.appliance-remove{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--surface);color:var(--red-600);flex:none;}
.appliance-remove:hover{background:rgba(196,0,24,.08);}
.appliance-total{
  display:flex;justify-content:space-between;align-items:center;padding:16px 18px;border-radius:14px;
  background:var(--ink-900);color:#fff;margin-top:16px;font-family:var(--font-mono);
}
.appliance-total b{color:var(--amber-500);font-size:1.3rem;}

/* Live usage readout */
.live-readout{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:16px;}
.readout-cell{background:var(--off-white);border-radius:14px;padding:16px;text-align:center;}
.readout-cell b{display:block;font-family:var(--font-mono);font-size:1.3rem;color:var(--red-600);}
.readout-cell span{font-size:.74rem;color:var(--text-muted);}

/* ==========================================================================
   Recommendation / Quote Dashboard
   ========================================================================== */
.dash-hero{background:var(--ink-900);color:#fff;padding:64px 0 48px;}
.dash-hero .pill{background:rgba(255,255,255,.08);color:rgba(255,255,255,.75);border-color:rgba(255,255,255,.14);}
.dash-summary{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:32px;}
.dash-summary .glass{padding:22px;background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.12);}
.dash-summary b{display:block;font-family:var(--font-mono);font-size:1.6rem;color:var(--amber-500);}
.dash-summary span{font-size:.78rem;color:rgba(255,255,255,.55);}

.equip-card{display:grid;grid-template-columns:80px 1fr auto;gap:18px;align-items:center;padding:22px;}
.equip-ico{width:60px;height:60px;border-radius:14px;background:var(--off-white);display:flex;align-items:center;justify-content:center;color:var(--red-600);font-size:1.6rem;}
.equip-card h4{margin:0 0 4px;font-size:1.02rem;}
.equip-card p{margin:0;font-size:.84rem;}
.equip-price{text-align:right;font-family:var(--font-mono);}
.equip-price b{display:block;font-size:1.05rem;color:var(--text);}
.equip-price span{font-size:.72rem;color:var(--text-muted);}

.cost-table{width:100%;border-collapse:collapse;}
.cost-table td{padding:14px 4px;border-bottom:1px solid var(--line);font-size:.92rem;}
.cost-table td:last-child{text-align:right;font-family:var(--font-mono);font-weight:600;}
.cost-table tr.total td{font-size:1.15rem;font-weight:700;color:var(--red-600);border-bottom:none;padding-top:20px;}

.savings-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.savings-cell{padding:24px;text-align:center;}
.savings-cell b{display:block;font-family:var(--font-mono);font-size:1.6rem;color:var(--success);}
.savings-cell span{font-size:.8rem;color:var(--text-muted);}

.quote-actions{display:flex;gap:12px;flex-wrap:wrap;}

canvas{max-width:100%;}

/* ==========================================================================
   Products
   ========================================================================== */
.filter-row{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:36px;}
.filter-chip{padding:10px 18px;border-radius:999px;border:1.5px solid var(--line);font-size:.85rem;font-weight:600;color:var(--text-muted);background:var(--surface);}
.filter-chip.active{background:var(--red-600);border-color:var(--red-600);color:#fff;}
.product-card{overflow:hidden;}
.product-media{height:180px;background:linear-gradient(135deg,var(--off-white),#eceae4);display:flex;align-items:center;justify-content:center;font-size:2.6rem;position:relative;}
.product-media .tag{position:absolute;top:12px;left:12px;}
.product-body{padding:22px;}
.product-body h4{margin:0 0 6px;font-size:1.02rem;}
.product-specs{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0;}
.spec-tag{font-size:.72rem;padding:4px 10px;border-radius:999px;background:var(--off-white);color:var(--text-muted);}
.product-foot{display:flex;justify-content:space-between;align-items:center;margin-top:16px;padding-top:16px;border-top:1px solid var(--line);}
.product-foot b{font-family:var(--font-mono);font-size:1.05rem;}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start;}
.contact-info-item{display:flex;gap:16px;margin-bottom:26px;}
.contact-info-item .ico{width:44px;height:44px;border-radius:12px;background:var(--off-white);color:var(--red-600);display:flex;align-items:center;justify-content:center;flex:none;}
.contact-info-item h4{margin:0 0 4px;font-size:.95rem;}
.contact-info-item p{margin:0;font-size:.88rem;}
.map-embed{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);height:280px;}
.map-embed iframe{width:100%;height:100%;border:0;}
.whatsapp-fab{
  position:fixed;bottom:28px;left:28px;width:56px;height:56px;border-radius:50%;
  background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;z-index:500;
  box-shadow:0 12px 28px rgba(37,211,102,.4);
}

/* dark-mode icon swap */
[data-theme="dark"] .icon-sun{display:inline;}
[data-theme="dark"] .icon-moon{display:none;}
.icon-moon{display:inline;}
.icon-sun{display:none;}