/* Variáveis e reset */
:root{
	--bg:#0f1724;
	--card:#0b1220;
	--muted:#94a3b8;
	--accent:#06b6d4;
	--accent-2:#7c3aed;
	--white:#ffffff;
	--radius:12px;
	--container-width:1100px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{min-height:100vh;background: linear-gradient(180deg,#071126 0%,#071b2a 100%);background-attachment:fixed;background-repeat:no-repeat;background-color:var(--bg)}
body{min-height:100%;background:transparent;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial;color:var(--white);-webkit-font-smoothing:antialiased;line-height:1.6}

/* Container */
.container{max-width:var(--container-width);margin:0 auto;padding:0 20px}

/* Header (essencial) */
.site-header{background:rgba(11,18,32,0.08);padding:16px 0;position:sticky;top:0;backdrop-filter:blur(6px);z-index:10;border-radius:10px}
.site-header .inner{display:flex;align-items:center;justify-content:space-between;gap:16px}
.site-brand{display:flex;align-items:center;gap:10px;font-weight:700}
.site-brand h1{font-size:1.125rem;color:var(--white)}
.site-nav ul{display:flex;gap:18px;list-style:none}
.site-nav a{color:var(--white);text-decoration:none;font-weight:600;opacity:0.95;transition:opacity .15s}

/* Hero: definição única e responsiva */
#hero{
	padding:32px 0;
	display:flex;
	align-items:center;
	justify-content:center;
	background:linear-gradient(120deg, rgba(124,58,237,0.12), rgba(6,182,212,0.06));
	border-radius:16px;
	margin:28px 0;
	box-sizing:border-box;
	min-height:160px;
}
.hero-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;width:100%;padding:0 20px;box-sizing:border-box}
.hero-content{flex:1 1 480px;min-width:0}
.hero-title{font-size:2rem;line-height:1.05;margin-bottom:10px;color:var(--white)}
.hero-sub{color:var(--muted);font-size:1rem;margin:0}

/* Mobile adjustments */
@media (max-width: 767px) {
	#hero{padding:18px 12px;margin:12px 0;border-radius:12px;min-height:0}
	.hero-inner{display:block;padding:0}
	.hero-title{font-size:1.25rem;line-height:1.15;margin-bottom:6px}
	.hero-sub{font-size:0.95rem}
}

/* Cases / Cards */
#cases{margin:24px 0}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px}
.case-card{background:linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.04);padding:18px;border-radius:12px}
.case-card h3{color:var(--accent-2);margin-bottom:8px}
.case-card p{color:var(--muted);font-size:0.95rem;line-height:1.5}

/* Form (essencial) */
form.contact-form{background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.04);padding:18px;border-radius:12px}
.form-row{display:flex;flex-direction:column;gap:8px;margin-bottom:10px}
label{font-size:0.85rem;color:var(--muted)}
input[type="text"], input[type="email"], textarea{background:transparent;border:1px solid rgba(255,255,255,0.06);padding:12px;border-radius:8px;color:var(--white);resize:vertical}
textarea{min-height:120px}
.btn{display:inline-flex;align-items:center;gap:10px;background:linear-gradient(90deg,var(--accent),var(--accent-2));color:var(--card);padding:10px 16px;border-radius:10px;border:none;font-weight:700;cursor:pointer;box-shadow:0 8px 24px rgba(7,18,36,0.45)}
.btn:disabled{opacity:.6;cursor:not-allowed;box-shadow:none}

/* Footer (essencial) */
.site-footer{margin-top:40px;padding:28px 0;border-top:1px solid rgba(255,255,255,0.03);color:var(--muted)}
.site-footer .footer-inner{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;align-items:center}

/* Links */
a{color:var(--accent);text-decoration:none;font-weight:600;transition:color .12s}
a:hover,a:focus{color:var(--accent-2);text-decoration:underline}
a:focus-visible{outline:3px solid rgba(124,58,237,0.14);outline-offset:4px;border-radius:6px}

.cases-grid{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 18px;
    margin-top: 20px;
    padding: 0;
    box-sizing: border-box;
    align-items: start; /* garante alinhamento inicial, cards vão preencher altura via height:100% abaixo */
}

/* cada item ocupa o espaço do grid e usa o estilo do case-card */
.cases-grid .case-card{
    flex: none;
    width: 100%;
    box-sizing: border-box;
    padding: 18px;
    border-radius: 12px;
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    border: 1px solid rgba(255,255,255,0.04);
    display: flex;             /* transforma o card em flex container */
    flex-direction: column;    /* empilha conteúdo verticalmente */
    height: 100%;              /* permite que o card preencha a altura da célula do grid */
}

.cases-grid .case-logo,
.cases-grid img {
    max-width: 160px;
    width: auto;
    height: auto;
    display: block;
    margin-bottom: 12px;
    flex: 0 0 auto;
}

/* tipografia dos cards */
.cases-grid .case-card h3 { font-size: 1.05rem; margin: 8px 0; color: var(--accent-2) }
.cases-grid .case-card p { font-size: 0.98rem; color: var(--muted); line-height: 1.4; margin-bottom: 12px; }

/* empurra o último filho do card para a base, mantendo espaçamento consistente */
.cases-grid .case-card > :last-child {
    margin-top: auto;
}

/* Mobile tweaks (mantém responsivo) */
@media (max-width:600px){
    .cases-grid { gap: 12px; }
    .cases-grid .case-card { padding: 12px; }
}

/* Acessibilidade e utilitários */
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}

/* Spinner simples */
.contact-loading{display:none;width:18px;height:18px;border:3px solid rgba(255,255,255,0.12);border-top-color:var(--white);border-radius:50%;animation:contact-spin 1s linear infinite;vertical-align:middle;margin-left:10px}
@keyframes contact-spin{to{transform:rotate(360deg)}}