:root{
  --brand:#ab183d;--brand-dark:#8a0f2f;--brand-2:#d9304f;--gold:#e0aa14;
  --navy:#0b2a5b;--green:#1f9d55;--green-d:#178047;--ink:#1f2430;--muted:#6b7280;--line:#e7e5ea;
  --bg:#ffffff;--soft:#faf7f8;--wa:#25d366;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;color:var(--ink);background:#f6f7fb;line-height:1.5;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
.wrap{max-width:1280px;margin:0 auto;padding:0 22px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;border-radius:10px;padding:11px 18px;font-size:14.5px;transition:transform .15s,box-shadow .15s,background .15s;cursor:pointer;border:none;font-family:inherit}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(171,24,61,.26)}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--brand);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand)}
.btn-green{background:var(--green);color:#fff;box-shadow:0 5px 14px rgba(31,157,85,.28)}
.btn-green:hover{background:var(--green-d);transform:translateY(-2px)}
.btn-sm{padding:7px 12px;font-size:12.5px;border-radius:8px}
.eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:#fff;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);padding:6px 13px;border-radius:999px}

/* NAV */
header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{display:flex;align-items:center;gap:9px;font-weight:900;font-size:20px;color:var(--brand);letter-spacing:-.02em}
.logo i{color:var(--gold)}
.nav-links{display:flex;align-items:center;gap:28px}
.nav-links a{font-size:14.5px;font-weight:600;color:#3d4351}
.nav-links a:hover{color:var(--brand)}
.nav-cta{display:flex;align-items:center;gap:12px}
.hamburger{display:none;font-size:22px;color:#3d4351;background:none;border:none;cursor:pointer}
.mobile-menu{display:none;flex-direction:column;padding:8px 22px 16px;border-top:1px solid var(--line);background:#fff}
.mobile-menu a{padding:11px 0;font-weight:600;border-bottom:1px solid var(--soft)}

/* HERO */
.hero{background:linear-gradient(120deg,#8a0f2f,#ab183d 48%,#d9304f);color:#fff;padding:34px 0 40px;text-align:center}
.crumb{font-size:13px;color:#ffd7e2;margin-bottom:14px}
.crumb a:hover{color:#fff;text-decoration:underline}
.hero h1{font-size:38px;font-weight:900;letter-spacing:-.02em;margin-top:12px}
.hero p{margin:12px auto 0;max-width:620px;font-size:16px;color:#ffe1ea}
.hero-stats{margin-top:24px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hstat{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);border-radius:12px;padding:12px 22px;min-width:120px}
.hstat .n{font-size:22px;font-weight:900}
.hstat .l{font-size:12px;color:#ffdbe4;font-weight:600;margin-top:2px}

/* APP LAYOUT */
.app{padding:26px 0 60px}
.app-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:22px;align-items:start}
.panel{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.panel-head{display:flex;align-items:center;gap:10px;padding:16px 18px;border-bottom:1px solid var(--line)}
.panel-head i{color:var(--brand)}
.panel-head h2{font-size:16.5px;font-weight:800}
.panel-body{padding:18px}

/* FORM */
.fieldset{border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:16px;background:#fcfbfd}
.fs-title{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.04em;color:var(--navy);margin-bottom:12px}
.fs-title i{color:var(--brand)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row-3{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}
.field{margin-bottom:10px}
.field:last-child{margin-bottom:0}
label{display:block;font-size:12px;font-weight:700;color:#4a5060;margin-bottom:5px}
input,select,textarea{width:100%;border:1.5px solid var(--line);border-radius:9px;padding:9px 11px;font-size:14px;font-family:inherit;color:var(--ink);background:#fff;transition:border-color .15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand)}
textarea{resize:vertical;min-height:56px}
.logo-drop{border:2px dashed #d9c2ca;border-radius:11px;padding:16px;text-align:center;cursor:pointer;color:#8a6b74;background:#fff;transition:border-color .15s,background .15s}
.logo-drop:hover{border-color:var(--brand);background:#fdf3f6}
.logo-drop i{font-size:22px;color:var(--brand)}
.logo-drop p{font-size:12.5px;margin-top:6px}
.logo-drop small{font-size:11px;color:#a99aa0}

/* ITEMS TABLE */
.items-head,.item-row{display:grid;grid-template-columns:1fr 62px 90px 90px 34px;gap:8px;align-items:center}
.items-head{font-size:11px;font-weight:800;text-transform:uppercase;color:#8a8f9a;padding:0 2px 8px}
.item-row{margin-bottom:9px}
.item-row input{padding:8px 9px;font-size:13px}
.item-amt{font-size:13.5px;font-weight:700;text-align:right;color:#2d3340;padding-right:2px}
.del-item{width:32px;height:32px;border-radius:8px;border:1.5px solid #f0d3db;background:#fff;color:var(--brand);cursor:pointer;font-size:13px;display:flex;align-items:center;justify-content:center;transition:all .15s}
.del-item:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
.tax-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}

/* ACTION BAR */
.action-bar{display:flex;gap:10px;flex-wrap:wrap;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;margin-bottom:16px;position:sticky;top:78px;z-index:20;box-shadow:0 4px 14px -8px rgba(0,0,0,.15)}
.action-bar .btn{flex:1;min-width:120px}

/* INVOICE PREVIEW (A4) */
.preview-scroll{overflow:auto}
#invoice{width:794px;min-height:1123px;margin:0 auto;background:#fff;color:#222;font-family:'Inter',Arial,sans-serif;padding:44px 46px;transform-origin:top center}
.inv-top{display:flex;justify-content:space-between;align-items:flex-start;gap:20px;border-bottom:3px solid var(--brand);padding-bottom:18px}
.inv-brand{display:flex;gap:14px;align-items:center}
#invLogo{width:66px;height:66px;object-fit:contain;border-radius:8px;display:none}
.inv-brand h3{font-size:22px;font-weight:900;color:var(--brand);letter-spacing:-.01em}
.inv-brand .sub{font-size:12px;color:#555;margin-top:3px;white-space:pre-line;line-height:1.45}
.inv-title{text-align:right}
.inv-title h2{font-size:30px;font-weight:900;color:#1a1f2b;letter-spacing:.02em}
.inv-title .badge{display:inline-block;margin-top:6px;font-size:11px;font-weight:700;color:var(--brand);background:#fbe9ef;padding:3px 9px;border-radius:6px}
.inv-meta{display:flex;justify-content:space-between;gap:20px;margin-top:20px}
.inv-box{flex:1}
.inv-box .h{font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;color:#8a8f9a;margin-bottom:5px}
.inv-box .name{font-size:15px;font-weight:800;color:#1a1f2b}
.inv-box .det{font-size:12.5px;color:#555;margin-top:3px;white-space:pre-line;line-height:1.5}
.inv-info{text-align:right;font-size:12.5px;color:#444}
.inv-info div{margin-bottom:4px}
.inv-info b{color:#1a1f2b}
table.items{width:100%;border-collapse:collapse;margin-top:22px}
table.items thead th{background:var(--brand);color:#fff;font-size:12px;font-weight:700;text-align:left;padding:10px 12px}
table.items thead th.r{text-align:right}
table.items tbody td{padding:10px 12px;font-size:13px;border-bottom:1px solid #eee;color:#333}
table.items tbody td.r{text-align:right}
table.items tbody tr:nth-child(even){background:#faf7f8}
.totals{display:flex;justify-content:flex-end;margin-top:16px}
.totals-inner{width:290px}
.totals-inner .t-row{display:flex;justify-content:space-between;font-size:13px;padding:6px 2px;color:#444}
.totals-inner .t-row.grand{border-top:2px solid var(--brand);margin-top:6px;padding-top:10px;font-size:17px;font-weight:900;color:var(--brand)}
.inv-note{margin-top:26px;font-size:12px;color:#555;border-top:1px dashed #ddd;padding-top:14px;white-space:pre-line;line-height:1.6}
.inv-sign{margin-top:40px;display:flex;justify-content:space-between;align-items:flex-end}
.inv-sign .line{width:190px;border-top:1px solid #999;text-align:center;font-size:12px;padding-top:6px;color:#555}
.inv-foot{margin-top:30px;text-align:center;font-size:11px;color:#999;border-top:1px solid #eee;padding-top:12px}

/* CONTENT SECTIONS */
.content{background:#fff;border-top:1px solid var(--line)}
.sec-head{text-align:center;max-width:640px;margin:0 auto 40px}
.sec-head h2{font-size:30px;font-weight:900;letter-spacing:-.02em}
.sec-head p{margin-top:10px;color:#5b6170;font-size:16px}
section.pad{padding:66px 0}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}
.step{position:relative;padding:26px 20px;border:1px dashed #e3c6d0;border-radius:14px;background:#fff}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-17px;left:20px;width:36px;height:36px;background:var(--brand);color:#fff;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:900;box-shadow:0 8px 16px -6px rgba(171,24,61,.5)}
.step h3{margin-top:8px;font-size:16px;font-weight:800}
.step p{margin-top:7px;color:#5f6572;font-size:14px}
.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feat{background:var(--soft);border:1px solid var(--line);border-radius:14px;padding:22px}
.feat .fi{width:42px;height:42px;border-radius:10px;background:#fbe9ef;color:var(--brand);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:12px}
.feat h3{font-size:15px;font-weight:800}
.feat p{margin-top:6px;font-size:13.5px;color:#5f6572}
.faq{max-width:820px;margin:0 auto}
.qa{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:#fff;overflow:hidden}
.qa summary{list-style:none;cursor:pointer;padding:16px 18px;font-weight:700;font-size:15px;display:flex;justify-content:space-between;align-items:center}
.qa summary::-webkit-details-marker{display:none}
.qa summary i{color:var(--brand);transition:transform .2s}
.qa[open] summary i{transform:rotate(45deg)}
.qa .ans{padding:0 18px 16px;color:#5f6572;font-size:14.5px;line-height:1.6}
.cta{background:linear-gradient(120deg,#8a0f2f,#ab183d 45%,#d9304f);color:#fff;border-radius:22px;padding:46px 36px;text-align:center}
.cta h2{font-size:30px;font-weight:900}
.cta p{margin-top:10px;color:#ffe1ea;font-size:16px}
.cta .btn{margin-top:22px}
.btn-white{background:#fff;color:var(--brand)}
.btn-white:hover{background:#fff5f8}

/* FOOTER */
footer{background:#0e1116;color:#9aa1ad;padding:52px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px}
.foot-brand .logo{color:#fff;font-size:21px}
.foot-brand p{margin-top:12px;font-size:14px;max-width:290px;line-height:1.6}
.socials{margin-top:15px;display:flex;gap:9px}
.socials a{width:37px;height:37px;border-radius:10px;background:#1b1f27;display:flex;align-items:center;justify-content:center;color:#c3c9d4;transition:all .15s}
.socials a:hover{background:var(--brand);color:#fff}
footer h4{color:#fff;font-size:14.5px;font-weight:800;margin-bottom:14px}
footer ul{list-style:none}
footer ul li{margin-bottom:9px;font-size:14px}
footer ul li a:hover{color:#fff}
footer .contact li{display:flex;align-items:center;gap:10px}
footer .contact i{color:var(--gold);width:16px}
.foot-bottom{border-top:1px solid #1c212b;margin-top:38px;padding-top:20px;text-align:center;font-size:13.5px;color:#7d838f}
.foot-bottom i{color:var(--brand-2)}

.wa-float{position:fixed;bottom:22px;right:22px;z-index:60;width:56px;height:56px;border-radius:50%;background:var(--wa);color:#fff;display:flex;align-items:center;justify-content:center;font-size:27px;box-shadow:0 10px 24px -6px rgba(37,211,102,.6);transition:transform .15s}
.wa-float:hover{transform:scale(1.08)}

@media(max-width:1040px){
  .app-grid{grid-template-columns:1fr}
  .preview-scroll{border:1px solid var(--line);border-radius:12px}
  #invoice{width:794px;transform:scale(.62);margin:-210px auto 0}
  .feat-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .nav-links{display:none}.hamburger{display:block}.nav-cta .btn-ghost{display:none}
  .hero h1{font-size:27px}.hero p{font-size:14.5px}
  .sec-head h2{font-size:24px}
  .steps{grid-template-columns:1fr}.feat-grid{grid-template-columns:1fr}
  .row,.row-3,.tax-grid{grid-template-columns:1fr}
  #invoice{transform:scale(.4);margin:-360px auto 0}
  .cta{padding:34px 20px}.cta h2{font-size:23px}
  .foot-grid{grid-template-columns:1fr}
  section.pad{padding:48px 0}
}
@media print{
  header,.hero,.form-col,.action-bar,.content,footer,.wa-float,.panel-head{display:none!important}
  body{background:#fff}
  .app,.app-grid,.panel,.panel-body,.preview-scroll{padding:0;margin:0;border:0;box-shadow:none;display:block}
  #invoice{transform:none;width:100%;min-height:auto;box-shadow:none;padding:0}
}