:root{
    --bg:#0F172A;
    --surface:#1E293B;
    --primary:#2563EB;
    --secondary:#7C3AED;
    --accent:#06B6D4;
    --text:#FFFFFF;
    --text-secondary:#94A3B8;
    --success:#22C55E;
    --success-hover:#16A34A
}
body{
    background-color:var(--bg);
    color:var(--text);
    font-family:'Segoe UI', Tahoma, Geneva, Verdana, sans-serif
}
a{
    color:var(--primary);
    text-decoration:none
}
a:hover{
    color:var(--accent)
}
.text-muted{
    color:var(--text-secondary)!important
}
.text-primary{
    color:var(--primary)!important
}
.text-secondary{
    color:var(--text-secondary)!important
}
.text-dark{
    color:var(--text)!important
}
.bg-dark{
    background-color:var(--bg)!important
}
.navbar-dark .navbar-brand,
.navbar-dark .navbar-nav .nav-link{
    color:var(--text)
}
.navbar-dark .navbar-nav .nav-link:hover{
    color:var(--accent)
}

.card{
    background-color:var(--surface);
    border:1px solid rgba(255,255,255,.06);
    border-radius:14px;
    transition:transform .2s, box-shadow .2s;
    box-shadow:0 8px 24px rgba(0,0,0,.35)
}
.card .card-title{
    color:var(--primary)
}
.card .card-text, .card .fw-bold, .card span, .card h5, .card h6{
    color:var(--text)
}

.card:hover{
    transform:translateY(-4px);
    box-shadow:0 12px 28px rgba(0,0,0,.45)
}

.navbar-brand{
    font-weight:700;
    font-size:1.5rem
}

.banner h1{
    color:var(--text)
}

.footer{
    background-color:var(--bg)
}

.support-widget-btn{
    position:fixed;
    bottom:40px;
    right:40px;
    width:60px;
    height:60px;
    background-color:var(--primary);
    color:#FFF;
    border-radius:50%;
    text-align:center;
    font-size:28px;
    box-shadow:0 4px 8px rgba(0,0,0,.3);
    z-index:9999;
    display:flex;
    align-items:center;
    justify-content:center;
    cursor:pointer;
    transition:transform .3s
}
.support-widget-btn:hover{
    transform:scale(1.1);
    color:#FFF
}
.support-popup{
    position:fixed;
    bottom:110px;
    right:40px;
    width:250px;
    background:var(--surface);
    border-radius:12px;
    box-shadow:0 5px 15px rgba(0,0,0,.2);
    z-index:9998;
    display:none;
    overflow:hidden;
    animation:fadeInBottom .3s ease-out
}
.support-popup-header{
    background:var(--primary);
    color:#fff;
    padding:15px;
    text-align:center;
    font-weight:700
}
.support-popup-body{
    padding:15px
}
.support-link-item{
    display:block;
    padding:10px;
    color:var(--text);
    text-decoration:none;
    border-bottom:1px solid rgba(255,255,255,.06);
    transition:background .2s,color .2s
}
.support-link-item:hover{
    background:rgba(37,99,235,.12);
    color:var(--primary)
}
.support-link-item:last-child{
    border-bottom:none
}
@keyframes fadeInBottom{
    from{opacity:0;transform:translateY(20px)}
    to{opacity:1;transform:translateY(0)}
}

.fake-notification{
    position:fixed;
    bottom:20px;
    left:20px;
    background:var(--surface);
    padding:15px;
    border-radius:8px;
    box-shadow:0 4px 15px rgba(0,0,0,.2);
    display:none;
    z-index:9999;
    border-left:5px solid var(--success);
    animation:slideInLeft .5s;
    min-width:250px;
    color:var(--text)
}
.fake-notification .fn-buyer{color:var(--primary);font-weight:700}
.fake-notification .fn-action{color:var(--success);font-weight:700}
.fake-notification small{color:var(--text-secondary)}
.fake-notification img{border:2px solid rgba(255,255,255,.12)}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.btn-primary{
    background-color:var(--primary);
    border-color:var(--primary)
}
.btn-primary:hover,.btn-primary:focus{
    background-color:var(--accent);
    border-color:var(--accent)
}
.btn-outline-primary{
    color:var(--primary);
    border-color:var(--primary)
}
.btn-outline-primary:hover{
    color:#fff;
    background-color:var(--primary);
    border-color:var(--primary)
}
.btn-success{
    background-color:var(--success);
    border-color:var(--success);
    color:#fff
}
.btn-success:hover,.btn-success:focus{
    background-color:var(--success-hover);
    border-color:var(--success-hover);
    color:#fff
}
.welcome-modal{
    background:var(--surface)!important;
    color:var(--text)!important;
    border:1px solid rgba(255,255,255,.08)!important
}
.welcome-alert{
    background:rgba(37,99,235,.12);
    border:1px solid rgba(37,99,235,.4);
    color:var(--text);
    border-radius:12px
}
.banner-carousel .carousel-item{
    height:300px
}
.banner-carousel img{
    width:100%;
    height:100%;
    object-fit:cover
}
.banner-overlay{
    position:absolute;
    inset:0;
    background:linear-gradient(135deg,#2563EB,#7C3AED);
    opacity:.45
}
/* Banner ocupa 100% da largura visível */
.banner-carousel{width:100%;margin-left:0;margin-right:0;overflow:hidden}
.banner-carousel .carousel,
.banner-carousel .carousel-inner{width:100%}
.banner-carousel .carousel-item img{display:block}
@media (min-width:576px){
    .banner-carousel .carousel-item{height:360px}
}
@media (min-width:992px){
    .banner-carousel .carousel-item{height:460px}
}

/* Modals e Formulários (tema escuro) */
.modal-content{
    background-color:var(--surface);
    color:var(--text);
    border:1px solid rgba(255,255,255,.08)
}
.modal-header,.modal-footer{
    border-color:rgba(255,255,255,.08)
}
.btn-close{
    filter:invert(1);
    opacity:.7
}
.btn-close:hover{opacity:1}
.modal .form-label{color:var(--text)}
.modal .form-control{
    background-color:rgba(255,255,255,.06);
    border:1px solid rgba(255,255,255,.12);
    color:var(--text)
}
.modal .form-control:focus{
    border-color:var(--primary);
    box-shadow:0 0 0 .25rem rgba(37,99,235,.25)
}
.modal .form-control::placeholder{
    color:var(--text-secondary)
}
.modal .input-group .btn,
.modal .btn-outline-secondary{
    color:var(--text-secondary);
    border-color:rgba(255,255,255,.12);
    background-color:rgba(255,255,255,.04)
}
.modal .btn-outline-secondary:hover{
    color:#fff;
    background-color:rgba(255,255,255,.08);
    border-color:rgba(255,255,255,.2)
}
.nav-tabs{
    border-bottom:1px solid rgba(255,255,255,.12)
}
.nav-tabs .nav-link{
    color:var(--text-secondary)
}
.nav-tabs .nav-link:hover{
    color:var(--accent)
}
.nav-tabs .nav-link.active{
    color:var(--primary);
    background:transparent;
    border-color:rgba(255,255,255,.12) rgba(255,255,255,.12) var(--primary)
}

/* Legibilidade do texto sobre imagens no banner */
.banner-carousel .carousel-caption{
    bottom:20%;
    color:var(--text);
    text-shadow:0 2px 8px rgba(0,0,0,.6)
}
.banner-carousel .carousel-caption h1,
.banner-carousel .carousel-caption p{
    color:var(--text)
}
.banner-carousel .carousel-caption .caption-backdrop{
    display:inline-block;
    padding:8px 14px;
    border-radius:12px;
    background:linear-gradient(135deg, rgba(15,23,42,.65), rgba(37,99,235,.35));
    backdrop-filter:blur(4px)
}