/* ==========================================================================
   INDEX-MODERNO.CSS — Landing page pública (navbar gerenciada por sigitr-modern.css)
   ========================================================================== */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ====== BACKGROUND ====== */
.bg-image {
    flex: 1;
    background-image: url('../img/login-bg.jpg');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
}

.overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.22) 0%, rgba(0, 0, 0, 0.32) 100%);
    display: flex;
    flex-direction: column;
}

/* ====== ÁREA PRINCIPAL ====== */
.main-content {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
    text-align: center;
    color: #fff;
    flex-direction: column;
    gap: 1.5rem;
}

/* ====== CARD DO TÍTULO ====== */
.title-container {
    max-width: 860px;
    width: 100%;
    background: rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    padding: 3rem 2.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.title-container h1 {
    font-size: 2.1rem;
    font-weight: 800;
    line-height: 1.35;
    color: #fff;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
    margin: 0;
    letter-spacing: 0.01em;
}

/* ====== CARD DE AVISO VTN (quando há prazo) ====== */
.vtn-notice {
    max-width: 720px;
    width: 100%;
    background: rgba(255, 152, 0, 0.18);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 152, 0, 0.35);
    border-radius: 14px;
    padding: 1.5rem 2rem;
    color: #fff;
    text-align: left;
}

.vtn-notice .vtn-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: #ffd580;
}

.vtn-notice .vtn-title i {
    font-size: 1.1rem;
}

.vtn-notice p {
    font-size: 0.88rem;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.85);
    margin: 0;
}

.vtn-notice .vtn-deadline {
    display: inline-block;
    margin-top: 0.75rem;
    padding: 0.35rem 0.9rem;
    background: rgba(255, 152, 0, 0.28);
    border: 1px solid rgba(255, 152, 0, 0.45);
    border-radius: 20px;
    font-size: 0.82rem;
    font-weight: 700;
    color: #ffd580;
}

/* ====== BOTÃO CTA "Acessar Sistema" ====== */
.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.5rem 1.15rem;
    background: linear-gradient(135deg, #17A2B8 0%, #489A8E 100%);
    color: #fff;
    border-radius: 20px;
    font-size: 0.845rem;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 4px 14px rgba(23, 162, 184, 0.32);
}

.nav-cta i {
    font-size: 0.82rem;
}

.nav-cta:hover {
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 7px 20px rgba(23, 162, 184, 0.45);
}

/* ====== FOOTER ====== */
footer {
    padding: 1rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.82rem;
    background: rgba(0, 0, 0, 0.28);
    flex-shrink: 0;
}

/* ====== RESPONSIVIDADE ====== */
@media (max-width: 768px) {
    .title-container {
        padding: 2rem 1.5rem;
        border-radius: 16px;
    }
    .title-container h1 {
        font-size: 1.6rem;
    }
    .vtn-notice {
        padding: 1.2rem 1.25rem;
    }
}

@media (max-width: 480px) {
    .title-container {
        padding: 1.5rem 1.2rem;
    }
    .title-container h1 {
        font-size: 1.35rem;
    }
}