*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

:root{
  --zc-primary:#00bf63;
  --zc-primary-dark:#069456;
  --zc-bg:#b8e2cd;
  --zc-bg-soft:#d8f3e5;
  --zc-dark:#0f172a;
  --zc-text:#07111e;
  --zc-muted:#64748b;
  --zc-line:#dfe8ef;
  --zc-card:#ffffff;
  --zc-shadow:0 18px 55px rgba(15,23,42,.10);
}

html{
  scroll-behavior:smooth;
}

body{
  min-height:100vh;
  font-family:Inter, Arial, Helvetica, sans-serif;
  background:#b8e2cd;
  color:var(--zc-text);
  overflow-x:hidden;
}

a{
  color:inherit;
  text-decoration:none;
}

button,
input,
select,
textarea{
  font:inherit;
}

.sell-shell{
  width:100%;
  min-height:100vh;
  background:
    radial-gradient(circle at 75% 5%, rgba(255,255,255,.55), transparent 32%),
    radial-gradient(circle at 5% 32%, rgba(0,191,99,.12), transparent 26%),
    linear-gradient(180deg,#b8e2cd 0%,#d6f1e2 45%,#f3f7f5 72%,#f3f7f5 100%);
}

/* Header same clean family as market */
.sell-header{
  min-height:84px;
  padding:0 72px;
  display:grid;
  grid-template-columns:1fr auto 1fr;
  align-items:center;
  gap:22px;
  position:relative;
  z-index:30;
}

.brand-logo{
  justify-self:start;
  display:inline-flex;
  align-items:center;
  font-weight:1000;
  font-size:21px;
  letter-spacing:-.5px;
  color:#0f5132;
}

.sell-nav{
  justify-self:center;
  display:flex;
  align-items:center;
  gap:32px;
}

.sell-nav a{
  position:relative;
  padding:10px 0;
  color:#08111f;
  font-size:13px;
  font-weight:900;
}

.sell-nav a::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:3px;
  width:0;
  height:2px;
  background:var(--zc-primary);
  border-radius:999px;
  transform:translateX(-50%);
  transition:width .22s ease;
}

.sell-nav a:hover::after,
.sell-nav a.active::after{
  width:100%;
}

.sell-nav a.active{
  color:var(--zc-primary);
}

.header-cta{
  justify-self:end;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:48px;
  padding:0 24px;
  background:var(--zc-primary);
  color:#fff;
  border-radius:15px;
  font-size:13px;
  font-weight:950;
  box-shadow:0 14px 24px rgba(0,191,99,.22);
  transition:transform .2s ease, box-shadow .2s ease;
}

.header-cta:hover,
.primary-btn:hover,
.submit-btn:hover,
.mini-btn:hover{
  transform:translateY(-2px);
  box-shadow:0 18px 30px rgba(0,191,99,.26);
}

.mobile-menu-btn{
  display:none;
  width:46px;
  height:46px;
  border:1px solid rgba(15,23,42,.08);
  border-radius:14px;
  background:#fff;
  cursor:pointer;
  align-items:center;
  justify-content:center;
  flex-direction:column;
  gap:5px;
  box-shadow:0 12px 28px rgba(15,23,42,.08);
}

.mobile-menu-btn span{
  width:20px;
  height:2px;
  border-radius:999px;
  background:#0b1220;
  transition:transform .22s ease, opacity .22s ease;
}

/* Hero */
.sell-hero{
  width:min(1400px, calc(100% - 70px));
  margin:0 auto;
  min-height:520px;
  display:grid;
  grid-template-columns:minmax(320px,.92fr) minmax(460px,1.2fr);
  align-items:center;
  gap:30px;
  padding:38px 0 42px;
  position:relative;
}

.hero-copy{
  position:relative;
  z-index:3;
}

.eyebrow,
.section-heading span,
.preview-label{
  display:inline-flex;
  align-items:center;
  gap:8px;
  color:#04884d;
  font-size:13px;
  font-weight:1000;
  letter-spacing:.08em;
  text-transform:uppercase;
  margin-bottom:14px;
}

.hero-copy h1{
  max-width:550px;
  font-size:clamp(44px,6vw,82px);
  line-height:.92;
  letter-spacing:-4px;
  color:#07111e;
  margin-bottom:22px;
}

.hero-copy p{
  max-width:520px;
  color:#334155;
  font-size:17px;
  line-height:1.75;
  font-weight:650;
  margin-bottom:28px;
}

.hero-actions{
  display:flex;
  align-items:center;
  gap:12px;
  flex-wrap:wrap;
}

.primary-btn,
.ghost-btn,
.submit-btn,
.mini-btn{
  border:0;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:15px;
  font-weight:950;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.primary-btn{
  min-height:54px;
  padding:0 28px;
  color:#fff;
  background:var(--zc-primary);
  box-shadow:0 12px 25px rgba(0,191,99,.18);
}

.ghost-btn{
  min-height:54px;
  padding:0 25px;
  color:#0f172a;
  background:rgba(255,255,255,.82);
  border:1px solid rgba(15,23,42,.08);
}

.ghost-btn:hover{
  border-color:var(--zc-primary);
  color:var(--zc-primary-dark);
}

.hero-car-card{
  min-height:420px;
  position:relative;
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:visible;
}

.hero-glow{
  position:absolute;
  width:70%;
  height:54%;
  border-radius:999px;
  background:rgba(0,191,99,.19);
  filter:blur(38px);
  bottom:8%;
}

.sell-hero-car{
  position:absolute;
  inset:0;
  z-index:2;
  width:100%;
  height:100%;
  object-fit:contain;
  transform:translateX(18px);
  filter:drop-shadow(0 30px 34px rgba(15,23,42,.22));
  transition:transform .35s ease;
  background:transparent;
  pointer-events:none;
}

.hero-car-card:hover .sell-hero-car{
  transform:translateX(18px) translateY(-4px) scale(1.015);
}

.hero-mini-card{
  position:absolute;
  z-index:4;
  min-width:145px;
  padding:16px 18px;
  border-radius:22px;
  background:rgba(255,255,255,.72);
  border:1px solid rgba(255,255,255,.72);
  box-shadow:0 18px 35px rgba(15,23,42,.12);
  backdrop-filter:blur(16px);
}

.hero-mini-card strong{
  display:block;
  font-size:28px;
  line-height:1;
  color:#0f172a;
}

.hero-mini-card span{
  display:block;
  color:#64748b;
  font-weight:800;
  font-size:12px;
  margin-top:7px;
}

.hero-mini-card--left{
  left:4%;
  bottom:16%;
}

.hero-mini-card--right{
  right:5%;
  top:18%;
}

/* Process */
.process-section{
  width:min(1400px, calc(100% - 70px));
  margin:0 auto 34px;
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:16px;
}

.process-card{
  background:rgba(255,255,255,.82);
  border:1px solid rgba(255,255,255,.78);
  border-radius:24px;
  padding:22px;
  box-shadow:var(--zc-shadow);
}

.process-card span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:42px;
  height:42px;
  border-radius:14px;
  background:#e8fff3;
  color:#00a85a;
  font-weight:1000;
  margin-bottom:14px;
}

.process-card strong{
  display:block;
  font-size:18px;
  color:#07111e;
  margin-bottom:6px;
}

.process-card p{
  color:#64748b;
  line-height:1.6;
  font-weight:650;
  font-size:14px;
}

/* Main form */
.sell-main{
  width:min(1400px, calc(100% - 70px));
  margin:0 auto;
  padding:28px 0 70px;
}

.section-heading{
  margin-bottom:22px;
}

.section-heading h2{
  font-size:clamp(32px,4vw,54px);
  letter-spacing:-2px;
  line-height:1;
  color:#07111e;
  margin-bottom:10px;
}

.section-heading p{
  color:#64748b;
  font-weight:650;
}

.alert{
  padding:15px 18px;
  border-radius:18px;
  margin:16px 0;
  font-weight:800;
}

.alert--success{
  color:#057a46;
  background:#dcfce7;
  border:1px solid #86efac;
}

.alert--error{
  color:#991b1b;
  background:#fee2e2;
  border:1px solid #fca5a5;
}

.sell-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 380px;
  gap:24px;
  align-items:start;
}

.form-column{
  display:grid;
  gap:18px;
}

.form-step,
.preview-card,
.trust-panel{
  background:rgba(255,255,255,.9);
  border:1px solid rgba(226,232,240,.92);
  border-radius:28px;
  box-shadow:var(--zc-shadow);
}

.form-step{
  padding:26px;
}

.step-head{
  display:flex;
  align-items:center;
  gap:14px;
  margin-bottom:22px;
}

.step-index{
  width:44px;
  height:44px;
  border-radius:16px;
  background:var(--zc-primary);
  color:#fff;
  display:flex;
  align-items:center;
  justify-content:center;
  font-weight:1000;
  box-shadow:0 12px 22px rgba(0,191,99,.2);
}

.step-head h3{
  font-size:22px;
  letter-spacing:-.4px;
  line-height:1.1;
}

.step-head p{
  color:#64748b;
  font-size:14px;
  font-weight:650;
  margin-top:4px;
}

.grid{
  display:grid;
  gap:16px;
}

.grid.two{
  grid-template-columns:repeat(2,minmax(0,1fr));
}

.field{
  display:flex;
  flex-direction:column;
  gap:8px;
}

.field.full{
  grid-column:1 / -1;
}

.field label,
.upload-card label{
  color:#334155;
  font-size:12px;
  font-weight:1000;
  letter-spacing:.01em;
}

.field input,
.field select,
.field textarea{
  width:100%;
  min-height:52px;
  border:1px solid #d7e1ea;
  border-radius:16px;
  padding:0 15px;
  color:#0f172a;
  background:#fbfdff;
  outline:none;
  font-weight:750;
  transition:border-color .2s ease, box-shadow .2s ease, background .2s ease;
}

.field textarea{
  padding:15px;
  min-height:140px;
  resize:vertical;
  line-height:1.6;
}

.field input:focus,
.field select:focus,
.field textarea:focus{
  border-color:var(--zc-primary);
  box-shadow:0 0 0 5px rgba(0,191,99,.12);
  background:#fff;
}

.estimateBox{
  min-height:52px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:6px 6px 6px 15px;
  border:1px solid #d7e1ea;
  border-radius:16px;
  background:#fbfdff;
}

.estimateBox span{
  color:var(--zc-primary);
  font-weight:1000;
}

.mini-btn{
  min-height:40px;
  padding:0 14px;
  color:#fff;
  background:#0f172a;
  font-size:12px;
}

.upload-card{
  border:1px dashed #b8c6d1;
  background:#f8fffb;
  border-radius:22px;
  padding:18px;
  margin-bottom:18px;
}

.upload-card input{
  width:100%;
  margin:12px 0 8px;
}

.upload-card p{
  color:#64748b;
  font-size:13px;
  font-weight:650;
}

.previews{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin-top:12px;
}

.preview{
  position:relative;
  width:95px;
  height:76px;
  border-radius:14px;
  overflow:hidden;
  border:1px solid #d7e1ea;
  background:#e2e8f0;
}

.preview img{
  width:100%;
  height:100%;
  object-fit:cover;
}

.preview button{
  position:absolute;
  top:5px;
  right:5px;
  width:24px;
  height:24px;
  border:0;
  border-radius:999px;
  background:rgba(15,23,42,.78);
  color:#fff;
  cursor:pointer;
}

.check{
  display:flex;
  flex-direction:row !important;
  align-items:center;
  gap:10px;
  font-size:14px !important;
  color:#475569 !important;
}

.check input{
  width:18px;
  min-height:auto;
  height:18px;
}

/* Preview sidebar */
.preview-column{
  position:sticky;
  top:22px;
  display:grid;
  gap:16px;
}

.preview-card{
  overflow:hidden;
}

.preview-label{
  padding:22px 22px 0;
  margin:0 0 12px;
}

.preview-image{
  height:220px;
  margin:0 18px;
  border-radius:22px;
  background:linear-gradient(135deg,#d9f7e8,#ffffff);
  display:flex;
  align-items:center;
  justify-content:center;
  overflow:hidden;
}

.preview-image img{
  width:115%;
  max-width:none;
  filter:drop-shadow(0 20px 24px rgba(15,23,42,.16));
}

.preview-body{
  padding:20px 22px 24px;
}

.preview-body h3{
  font-size:24px;
  letter-spacing:-.6px;
  margin-bottom:6px;
}

.preview-body strong{
  display:block;
  color:var(--zc-primary);
  font-size:28px;
  letter-spacing:-.8px;
  margin-bottom:15px;
}

.preview-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}

.preview-tags span{
  display:inline-flex;
  align-items:center;
  min-height:32px;
  padding:0 12px;
  border-radius:999px;
  background:#eef4f8;
  color:#344054;
  font-size:12px;
  font-weight:900;
}

.trust-panel{
  padding:20px;
  display:grid;
  gap:14px;
}

.trust-panel div{
  display:grid;
  gap:3px;
}

.trust-panel b{
  color:#0f172a;
  font-size:14px;
}

.trust-panel span{
  color:#64748b;
  font-size:13px;
  font-weight:650;
}

.submit-btn{
  width:100%;
  min-height:56px;
  color:#fff;
  background:var(--zc-primary);
  font-size:15px;
  box-shadow:0 12px 24px rgba(0,191,99,.20);
}

.form-msg{
  min-height:22px;
  color:#64748b;
  font-weight:800;
  text-align:center;
}

.sell-footer{
  background:#0f172a;
  color:#fff;
  min-height:92px;
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  align-items:center;
  gap:20px;
  padding:22px 72px;
}

.sell-footer div{
  display:flex;
  flex-direction:column;
  gap:3px;
}

.sell-footer div:nth-child(2){
  flex-direction:row;
  justify-content:center;
  gap:26px;
  color:#d8dee9;
  font-weight:800;
  font-size:13px;
}

.sell-footer div:nth-child(3){
  justify-self:end;
  text-align:right;
}

.sell-footer strong:first-child{
  color:#00bf63;
  font-size:22px;
}

.sell-footer small,
.sell-footer span{
  color:#cbd5e1;
}

/* Responsive */
@media(max-width:1100px){
  .sell-header{
    padding:0 34px;
  }

  .sell-hero,
  .process-section,
  .sell-main{
    width:min(100% - 40px, 1000px);
  }

  .sell-hero{
    grid-template-columns:1fr;
    min-height:auto;
    padding-top:18px;
  }

  .hero-car-card{
    min-height:350px;
  }

  .sell-hero-car{
    width:min(700px, 100%);
    transform:none;
  }

  .sell-layout{
    grid-template-columns:1fr;
  }

  .preview-column{
    position:static;
    grid-template-columns:1fr 1fr;
    align-items:start;
  }

  .submit-btn,
  .form-msg{
    grid-column:1 / -1;
  }

  .sell-footer{
    padding:22px 34px;
  }
}

@media(max-width:900px){
  .sell-header{
    min-height:66px;
    padding:10px 14px;
    margin:12px auto 0;
    width:calc(100% - 24px);
    display:flex;
    justify-content:space-between;
    background:rgba(255,255,255,.70);
    border:1px solid rgba(255,255,255,.65);
    border-radius:18px;
    box-shadow:0 18px 38px rgba(15,23,42,.10);
    backdrop-filter:blur(14px);
  }

  .brand-logo{
    font-size:20px;
  }

  .mobile-menu-btn{
    display:inline-flex;
  }

  .sell-nav{
    position:absolute;
    top:calc(100% + 8px);
    left:0;
    right:0;
    display:flex;
    flex-direction:column;
    align-items:stretch;
    gap:8px;
    padding:12px;
    background:rgba(15,23,42,.96);
    border:1px solid rgba(255,255,255,.12);
    border-radius:18px;
    box-shadow:0 22px 50px rgba(15,23,42,.22);
    opacity:0;
    visibility:hidden;
    pointer-events:none;
    transform:translateY(-8px);
    transition:opacity .2s ease, transform .2s ease, visibility .2s ease;
  }

  .sell-header.nav-open .sell-nav{
    opacity:1;
    visibility:visible;
    pointer-events:auto;
    transform:translateY(0);
  }

  .sell-nav a{
    color:#fff;
    padding:13px 14px;
    border-radius:13px;
  }

  .sell-nav a::after{
    display:none;
  }

  .sell-nav a.active,
  .sell-nav a:hover{
    color:#fff;
    background:rgba(0,191,99,.92);
  }

  .header-cta{
    display:none;
  }

  .sell-header.nav-open .mobile-menu-btn span:nth-child(1){
    transform:translateY(7px) rotate(45deg);
  }

  .sell-header.nav-open .mobile-menu-btn span:nth-child(2){
    opacity:0;
  }

  .sell-header.nav-open .mobile-menu-btn span:nth-child(3){
    transform:translateY(-7px) rotate(-45deg);
  }

  .process-section{
    grid-template-columns:1fr;
  }

  .preview-column{
    grid-template-columns:1fr;
  }

  .sell-footer{
    grid-template-columns:1fr;
    text-align:left;
  }

  .sell-footer div:nth-child(2){
    justify-content:flex-start;
    flex-wrap:wrap;
  }

  .sell-footer div:nth-child(3){
    justify-self:start;
    text-align:left;
  }
}

@media(max-width:640px){
  .sell-shell{
    background:
      radial-gradient(circle at 75% 3%, rgba(255,255,255,.55), transparent 28%),
      linear-gradient(180deg,#b8e2cd 0%,#dff5e9 48%,#f6faf8 100%);
  }

  .sell-hero,
  .process-section,
  .sell-main{
    width:calc(100% - 26px);
  }

  .sell-hero{
    padding:32px 0 24px;
    gap:14px;
  }

  .hero-copy h1{
    font-size:46px;
    letter-spacing:-2.6px;
  }

  .hero-copy p{
    font-size:15px;
  }

  .hero-actions,
  .hero-actions a{
    width:100%;
  }

  .hero-car-card{
    min-height:280px;
  }

  .hero-mini-card{
    min-width:122px;
    padding:13px 14px;
    border-radius:18px;
  }

  .hero-mini-card strong{
    font-size:22px;
  }

  .hero-mini-card--left{
    left:0;
    bottom:5%;
  }

  .hero-mini-card--right{
    right:0;
    top:7%;
  }

  .section-heading h2{
    font-size:36px;
  }

  .form-step{
    padding:18px;
    border-radius:22px;
  }

  .step-head{
    align-items:flex-start;
  }

  .grid.two,
  .contact-grid{
    grid-template-columns:1fr;
  }

  .field.full{
    grid-column:auto;
  }

  .estimateBox{
    flex-direction:column;
    align-items:stretch;
    padding:12px;
  }

  .preview-image{
    height:190px;
  }

  .sell-footer{
    padding:24px 18px;
  }
}

@media(max-width:860px){
  .sell-hero-car{
    position:relative;
    opacity:1 !important;
    transform:none;
  }
}