/* ═══ WRAP ═══════════════════════════════════════════════════ */
.linkarquivos-wrap {
    --accent:      #8b5cf6;
    --accent-glow: rgba(139,92,246,.35);
    --glass-bg:    rgba(15,15,25,.72);
    --glass-border:rgba(255,255,255,.10);
    --input-bg:    rgba(255,255,255,.05);
    --input-border:rgba(255,255,255,.13);
    --text:        #f0f0f8;
    --muted:       #9090aa;
    --radius:      14px;
    font-family: 'Segoe UI', system-ui, sans-serif;
    max-width: 680px;
    margin: 0 auto;
    padding: 2rem 0 3rem;
    color: var(--text);
    position: relative;
}

/* fundo escuro "efeito gelo" */
.linkarquivos-wrap::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 60% at 20% 30%, rgba(80,40,160,.45) 0%, transparent 70%),
        radial-gradient(ellipse 60% 50% at 80% 70%, rgba(30,30,80,.55) 0%, transparent 70%),
        #0a0a14;
    z-index: -1;
    pointer-events: none;
}

/* ═══ CARD GLASS ═══════════════════════════════════════════ */
.linkarquivos-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 2rem 2rem 1.75rem;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
}

/* ═══ HEADER ══════════════════════════════════════════════ */
.linkarquivos-header {
    text-align: center;
    margin-bottom: 2rem;
}
.linkarquivos-header h2 {
    font-size: 1.55rem;
    font-weight: 700;
    margin: 0 0 .3rem;
    background: linear-gradient(135deg,#c4b5fd,#818cf8);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.linkarquivos-header p { font-size: .88rem; color: var(--muted); margin: 0; }

/* ═══ STEPS ═══════════════════════════════════════════════ */
.linkarquivos-step-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1.2rem;
}
.linkarquivos-step-num {
    min-width: 42px; height: 30px;
    border-radius: 99px;
    background: linear-gradient(135deg,#8b5cf6,#6366f1);
    display: flex; align-items: center; justify-content: center;
    font-size: .75rem; font-weight: 700; flex-shrink: 0;
    padding: 0 10px;
}
.linkarquivos-step-title h4 { margin:0; font-size:1rem; font-weight:600; }

/* ═══ FIELDS ══════════════════════════════════════════════ */
.linkarquivos-field { margin-bottom: 12px; }
.linkarquivos-label {
    display: block;
    font-size: .8rem;
    color: var(--muted);
    margin-bottom: 6px;
    letter-spacing: .02em;
}

.linkarquivos-row-2 { display:flex; gap:12px; }
.linkarquivos-row-2 .linkarquivos-field { flex:1; min-width:0; }

.linkarquivos-wrap input[type="text"],
.linkarquivos-wrap input[type="email"],
.linkarquivos-wrap input[type="tel"],
.linkarquivos-wrap textarea,
.linkarquivos-audio {
    width: 100%;
    box-sizing: border-box;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    color: var(--text);
    font-size: .92rem;
    font-family: inherit;
    padding: 13px 16px;
    outline: none;
    transition: border-color .2s, background .2s;
    resize: vertical;
}
.linkarquivos-wrap input::placeholder,
.linkarquivos-wrap textarea::placeholder { color: var(--muted); }
.linkarquivos-wrap input:focus,
.linkarquivos-wrap textarea:focus {
    border-color: var(--accent);
    background: rgba(139,92,246,.07);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.linkarquivos-audio {
    padding: 8px 12px;
    height: 56px;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
}

/* ═══ SELECT NATIVO ══════════════════════════════════════ */
.linkarquivos-wrap select.linkarquivos-select {
    width: 100%;
    box-sizing: border-box;
    background: var(--input-bg);
    border: 1px solid var(--input-border);
    border-radius: 10px;
    color: var(--text);
    font-size: .92rem;
    font-family: inherit;
    padding: 13px 16px;
    outline: none;
    appearance: none;
    -webkit-appearance: none;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%239090aa' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    transition: border-color .2s, background-color .2s;
}
.linkarquivos-wrap select.linkarquivos-select:focus {
    border-color: var(--accent);
    background-color: rgba(139,92,246,.07);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.linkarquivos-wrap select.linkarquivos-select option {
    background: #1a1a2e;
    color: var(--text);
}

/* ═══ NAVEGAÇÃO / BOTÃO ══════════════════════════════════ */
.linkarquivos-nav {
    display:flex; justify-content:space-between; align-items:center;
    margin-top:1.75rem; gap:10px;
}
.linkarquivos-nav-info { font-size:.8rem; color:var(--muted); }

#linkarquivos-btn-submit {
    border:none; border-radius:10px; font-family:inherit;
    font-size:.9rem; font-weight:700; cursor:pointer;
    padding:12px 24px; transition:opacity .2s, transform .1s;
    background:linear-gradient(135deg,#8b5cf6,#6366f1) !important;
    color:#fff !important;
    box-shadow:0 4px 18px rgba(99,102,241,.4) !important;
}
#linkarquivos-btn-submit:hover { opacity:.88 !important; }
#linkarquivos-btn-submit:active { transform:scale(.97) !important; }
#linkarquivos-btn-submit:disabled { opacity:.55 !important; cursor:not-allowed !important; }

/* ═══ MENSAGENS ═══════════════════════════════════════════ */
.linkarquivos-mensagem {
    margin-bottom: 15px; padding: 12px 16px; border-radius: 10px;
    font-size: .85rem; text-align: center;
}
.linkarquivos-mensagem-sucesso {
    color: #a7f3d0;
    background: rgba(16,185,129,.14); border: 1px solid rgba(16,185,129,.4);
}
.linkarquivos-mensagem-erro {
    color: #fca5a5;
    background: rgba(239,68,68,.12); border: 1px solid rgba(239,68,68,.3);
}

/* ═══ LETRA ════════════════════════════════════════════════ */
.linkarquivos-musica-letra { margin-top: 1.5rem; }
.linkarquivos-letra-conteudo {
    white-space: pre-line;
    line-height: 1.7;
    background: rgba(255,255,255,.04);
    padding: 1.25rem;
    border-radius: 10px;
    border: 1px solid var(--input-border);
    font-size: .95rem;
}
.linkarquivos-sem-audio,
.linkarquivos-sem-letra {
    color: var(--muted);
    font-size: .9rem;
    text-align: center;
    padding: 1rem;
    background: rgba(255,255,255,.04);
    border-radius: 10px;
    border: 1px dashed var(--input-border);
}

/* ═══ RESPONSIVE ═════════════════════════════════════════ */
@media(max-width:560px){
    .linkarquivos-row-2 { flex-direction:column; }
    .linkarquivos-card  { padding:1.5rem 1.25rem; }
    .linkarquivos-nav   { flex-direction: column; align-items: stretch; gap: 12px; }
    .linkarquivos-nav-info { text-align: center; }
}